wip: zim lib rewrite

Reviewed-on: #8

.env.dist

@@ -1 +1,4 @@
 RUN_APP_ARGS=""
+#EDGE_DOCUMENTSTORE_DSN="rpc://localhost:3001/documentstore?tenant=local&appId=%APPID%"
+#EDGE_BLOBSTORE_DSN="rpc://localhost:3001/blobstore?tenant=local&appId=%APPID%"
+#EDGE_SHARESTORE_DSN="rpc://localhost:3001/sharestore?tenant=local"

.gitignore

@@ -5,3 +5,9 @@
 *.sqlite
 /.gitea-release
 /.edge
+/data
+.mktools/
+/dist
+/.chglog
+/CHANGELOG.md
+/storage-server.key

.goreleaser.yml

@@ -0,0 +1,117 @@
+project_name: edge
+before:
+  hooks:
+    - go mod tidy
+    - go generate ./...
+builds:
+  - id: edge-cli
+    binary: edge-cli
+    env:
+      - CGO_ENABLED=0
+    ldflags:
+      - -s
+      - -w
+    gcflags:
+      - -trimpath="${PWD}"
+    asmflags:
+      - -trimpath="${PWD}"
+    goos:
+      - linux
+    goarch:
+      - amd64
+    main: ./cmd/cli
+  - id: storage-server
+    binary: storage-server
+    env:
+      - CGO_ENABLED=0
+    ldflags:
+      - -s
+      - -w
+    gcflags:
+      - -trimpath="${PWD}"
+    asmflags:
+      - -trimpath="${PWD}"
+    goos:
+      - linux
+    goarch:
+      - amd64
+    main: ./cmd/storage-server
+archives:
+  - id: edge-cli
+    builds: ["edge-cli"]
+    name_template: 'edge-cli_{{ .Version }}_{{ .Os }}_{{ .Arch }}{{ with .Arm }}v{{ . }}{{ end }}{{ with .Mips }}_{{ . }}{{ end }}{{ if not (eq .Amd64 "v1") }}{{ .Amd64 }}{{ end }}'
+    files:
+      - README.md
+      - CHANGELOG.md
+  - id: storage-server
+    builds: ["storage-server"]
+    name_template: 'storage-server_{{ .Version }}_{{ .Os }}_{{ .Arch }}{{ with .Arm }}v{{ . }}{{ end }}{{ with .Mips }}_{{ . }}{{ end }}{{ if not (eq .Amd64 "v1") }}{{ .Amd64 }}{{ end }}'
+    files:
+      - README.md
+      - CHANGELOG.md
+checksum:
+  name_template: 'checksums.txt'
+snapshot:
+  name_template: "{{ .Version }}"
+changelog:
+  sort: asc
+  filters:
+    exclude:
+      - '^docs:'
+      - '^test:'
+nfpms:
+  - id: edge-cli
+    builds:
+      - "edge-cli"
+    package_name: edge-cli
+    homepage: https://forge.cadoles.com/arcad/edge
+    maintainer: William Petit <wpetit@cadoles.com>
+    description: |-
+      
+    license: AGPL-3.0
+    formats:
+      - apk
+      - deb
+  - id: storage-server
+    builds:
+      - "storage-server"
+    package_name: storage-server
+    homepage: https://forge.cadoles.com/arcad/edge
+    maintainer: William Petit <wpetit@cadoles.com>
+    description: |-
+
+    license: AGPL-3.0
+    formats:
+      - apk
+      - deb
+    contents:
+       # Deb
+      - src: misc/packaging/systemd/storage-server.systemd.service
+        dst: /usr/lib/systemd/system/storage-server.service
+        packager: deb
+      - src: misc/packaging/systemd/storage-server.env
+        dst: /etc/storage-server/environ
+        type: config|noreplace
+        file_info:
+          mode: 0640
+        packager: deb
+
+      # APK
+      - src: misc/packaging/openrc/storage-server.openrc.sh
+        dst: /etc/init.d/storage-server
+        file_info:
+          mode: 0755
+        packager: apk
+      - src: misc/packaging/openrc/storage-server.conf
+        type: config|noreplace
+        dst: /etc/conf.d/storage-server
+        file_info:
+          mode: 0640
+        packager: apk
+      - dst: /var/lib/storage-server
+        type: dir
+        file_info:
+          mode: 0700
+        packager: apk
+    scripts:
+      postinstall: "misc/packaging/common/postinstall-storage-server.sh"

Jenkinsfile

@@ -34,7 +34,8 @@ pipeline {
                             passwordVariable: 'GITEA_RELEASE_PASSWORD'
                         ])
                     ]) {
-                        sh 'make gitea-release'
+                        sh 'make .mktools'
+                        sh "export MKT_PROJECT_VERSION_BRANCH_NAME=${env.BRANCH_NAME}; make gitea-release"
                     }
                 }
             }

Makefile

@@ -6,14 +6,17 @@ GOTEST_ARGS ?= -short -timeout 60s
 
 ESBUILD_VERSION ?= v0.17.5
 
-GIT_VERSION := $(shell git describe --always)
-DATE_VERSION := $(shell date +%Y.%-m.%-d)
-FULL_VERSION := v$(DATE_VERSION)-$(GIT_VERSION)$(if $(shell git diff --stat),-dirty,)
 APP_PATH ?= misc/client-sdk-testsuite/dist
 RUN_APP_ARGS ?=
+RUN_STORAGE_SERVER_ARGS ?=
+
+GORELEASER_VERSION ?= v1.21.2
+GORELEASER_ARGS ?= release --snapshot --clean
+
 SHELL := bash
 
-build: build-edge-cli build-client-sdk-test-app
+
+build: build-cli build-storage-server build-client-sdk-test-app
 
 watch: tools/modd/bin/modd
 	tools/modd/bin/modd
@@ -22,17 +25,23 @@ watch: tools/modd/bin/modd
 test: test-go
 
 test-go:
-	go test -v -count=1 $(GOTEST_ARGS) ./...
+	go test -count=1 $(GOTEST_ARGS) ./...
 
 lint:
 	golangci-lint run --enable-all $(LINT_ARGS)
 
-build-edge-cli: build-sdk
+build-cli: build-sdk
 	CGO_ENABLED=0 go build \
 		-v \
 		-o ./bin/cli \
 		./cmd/cli
 
+build-storage-server: build-sdk
+	CGO_ENABLED=0 go build \
+		-v \
+		-o ./bin/storage-server \
+		./cmd/storage-server
+
 build-client-sdk-test-app:
 	cd misc/client-sdk-testsuite && $(MAKE) dist
 
@@ -68,25 +77,31 @@ node_modules:
 run-app: .env
 	( set -o allexport && source .env && set +o allexport && bin/cli app run -p $(APP_PATH) $$RUN_APP_ARGS )
 
+run-storage-server: .env
+	( set -o allexport && source .env && set +o allexport && bin/storage-server run $$RUN_STORAGE_SERVER_ARGS )
+
 .env:
 	cp .env.dist .env
 
-gitea-release: tools/yq/bin/yq tools/gitea-release/bin/gitea-release.sh build
+gitea-release: .mktools tools/yq/bin/yq tools/gitea-release/bin/gitea-release.sh goreleaser build
 	mkdir -p .gitea-release
 	rm -rf .gitea-release/*
 
-	cp bin/cli .gitea-release/edge_cli_amd64
+	cp dist/*.deb .gitea-release/
+	cp dist/*.tar.gz .gitea-release/
+	cp dist/*.apk .gitea-release/
+	cp CHANGELOG.md .gitea-release/
 
 	# Create client-sdk-testsuite package
-	tools/yq/bin/yq -i '.version = "$(FULL_VERSION)"' ./misc/client-sdk-testsuite/dist/manifest.yml
-	.gitea-release/edge_cli_amd64 app package -d ./misc/client-sdk-testsuite/dist -o .gitea-release
+	tools/yq/bin/yq -i '.version = "$(MKT_PROJECT_VERSION)"' ./misc/client-sdk-testsuite/dist/manifest.yml
+	bin/cli app package -d ./misc/client-sdk-testsuite/dist -o .gitea-release
 
 	GITEA_RELEASE_PROJECT="edge" \
 		GITEA_RELEASE_ORG="arcad" \
 		GITEA_RELEASE_BASE_URL="https://forge.cadoles.com" \
-		GITEA_RELEASE_VERSION="$(FULL_VERSION)" \
-		GITEA_RELEASE_NAME="$(FULL_VERSION)" \
-		GITEA_RELEASE_COMMITISH_TARGET="$(GIT_VERSION)" \
+		GITEA_RELEASE_VERSION="$(MKT_PROJECT_VERSION)" \
+		GITEA_RELEASE_NAME="$(MKT_PROJECT_VERSION)" \
+		GITEA_RELEASE_COMMITISH_TARGET="$$(git rev-parse HEAD)" \
 		GITEA_RELEASE_IS_DRAFT="false" \
 		GITEA_RELEASE_IS_PRERELEASE="true" \
 		GITEA_RELEASE_BODY="" \
@@ -106,3 +121,21 @@ tools/yq/bin/yq:
 tools/modd/bin/modd:
 	mkdir -p tools/modd/bin
 	GOBIN=$(PWD)/tools/modd/bin go install -mod=readonly github.com/cortesi/modd/cmd/modd@latest
+
+.PHONY: goreleaser
+goreleaser: .env .mktools changelog
+	( set -o allexport && source .env && set +o allexport && curl -sfL https://goreleaser.com/static/run | VERSION="$(GORELEASER_VERSION)" GORELEASER_CURRENT_TAG="$$MKT_PROJECT_VERSION" bash /dev/stdin $(GORELEASER_ARGS) )
+
+.PHONY: changelog
+changelog: .mktools
+	$(MAKE) MKT_GIT_CHGLOG_ARGS='--next-tag "$(MKT_PROJECT_VERSION)" --tag-filter-pattern "$(MKT_PROJECT_VERSION_CHANNEL)" --output CHANGELOG.md' mkt-changelog
+
+.PHONY: mktools
+mktools:
+	rm -rf .mktools
+	curl -q https://forge.cadoles.com/Cadoles/mktools/raw/branch/master/install.sh | $(SHELL)
+
+.mktools:
+	$(MAKE) mktools
+
+-include .mktools/*.mk

cmd/cli/command/app/run.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
 	"net"
 	"net/http"
 	"os"
@@ -17,19 +16,19 @@ import (
 	"forge.cadoles.com/arcad/edge/pkg/bus"
 	"forge.cadoles.com/arcad/edge/pkg/bus/memory"
 	appHTTP "forge.cadoles.com/arcad/edge/pkg/http"
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
 	"forge.cadoles.com/arcad/edge/pkg/module"
 	appModule "forge.cadoles.com/arcad/edge/pkg/module/app"
 	appModuleMemory "forge.cadoles.com/arcad/edge/pkg/module/app/memory"
 	authModule "forge.cadoles.com/arcad/edge/pkg/module/auth"
 	authHTTP "forge.cadoles.com/arcad/edge/pkg/module/auth/http"
+	authModuleMiddleware "forge.cadoles.com/arcad/edge/pkg/module/auth/middleware"
 	"forge.cadoles.com/arcad/edge/pkg/module/blob"
 	"forge.cadoles.com/arcad/edge/pkg/module/cast"
 	"forge.cadoles.com/arcad/edge/pkg/module/fetch"
 	netModule "forge.cadoles.com/arcad/edge/pkg/module/net"
 	shareModule "forge.cadoles.com/arcad/edge/pkg/module/share"
-	shareSqlite "forge.cadoles.com/arcad/edge/pkg/module/share/sqlite"
 	"forge.cadoles.com/arcad/edge/pkg/storage"
-	storageSqlite "forge.cadoles.com/arcad/edge/pkg/storage/sqlite"
 	"gitlab.com/wpetit/goweb/logger"
 
 	"forge.cadoles.com/arcad/edge/pkg/bundle"
@@ -44,8 +43,16 @@ import (
 
 	_ "forge.cadoles.com/arcad/edge/pkg/module/auth/http/passwd/argon2id"
 	_ "forge.cadoles.com/arcad/edge/pkg/module/auth/http/passwd/plain"
+
+	// Register storage drivers
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver"
+	_ "forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc"
+	_ "forge.cadoles.com/arcad/edge/pkg/storage/driver/sqlite"
+	"forge.cadoles.com/arcad/edge/pkg/storage/share"
 )
 
+var dummySecret = []byte("not_so_secret")
+
 func RunCommand() *cli.Command {
 	return &cli.Command{
 		Name:  "run",
@@ -74,14 +81,22 @@ func RunCommand() *cli.Command {
 				Value: 0,
 			},
 			&cli.StringFlag{
-				Name:  "storage-file",
-				Usage: "use `FILE` for SQLite storage database",
-				Value: ".edge/%APPID%/data.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000",
+				Name:    "blobstore-dsn",
+				Usage:   "use `DSN` for blob storage",
+				EnvVars: []string{"EDGE_BLOBSTORE_DSN"},
+				Value:   "sqlite://.edge/%APPID%/data.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000",
 			},
 			&cli.StringFlag{
-				Name:  "shared-resources-file",
-				Usage: "use `FILE` for SQLite shared resources database",
-				Value: ".edge/shared-resources.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000",
+				Name:    "documentstore-dsn",
+				Usage:   "use `DSN` for document storage",
+				EnvVars: []string{"EDGE_DOCUMENTSTORE_DSN"},
+				Value:   "sqlite://.edge/%APPID%/data.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000",
+			},
+			&cli.StringFlag{
+				Name:    "sharestore-dsn",
+				Usage:   "use `DSN` for share storage",
+				EnvVars: []string{"EDGE_SHARESTORE_DSN"},
+				Value:   "sqlite://.edge/share.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000",
 			},
 			&cli.StringFlag{
 				Name:  "accounts-file",
@@ -95,9 +110,10 @@ func RunCommand() *cli.Command {
 
 			logFormat := ctx.String("log-format")
 			logLevel := ctx.Int("log-level")
-			storageFile := ctx.String("storage-file")
+			blobstoreDSN := ctx.String("blobstore-dsn")
+			documentstoreDSN := ctx.String("documentstore-dsn")
+			shareStoreDSN := ctx.String("sharestore-dsn")
 			accountsFile := ctx.String("accounts-file")
-			sharedResourcesFile := ctx.String("shared-resources-file")
 
 			logger.SetFormat(logger.Format(logFormat))
 			logger.SetLevel(logger.Level(logLevel))
@@ -143,7 +159,7 @@ func RunCommand() *cli.Command {
 
 					appCtx := logger.With(cmdCtx, logger.F("address", address))
 
-					if err := runApp(appCtx, path, address, storageFile, accountsFile, appsRepository, sharedResourcesFile); err != nil {
+					if err := runApp(appCtx, path, address, documentstoreDSN, blobstoreDSN, shareStoreDSN, accountsFile, appsRepository); err != nil {
 						logger.Error(appCtx, "could not run app", logger.E(errors.WithStack(err)))
 					}
 				}(p, port, idx)
@@ -156,7 +172,7 @@ func RunCommand() *cli.Command {
 	}
 }
 
-func runApp(ctx context.Context, path string, address string, storageFile string, accountsFile string, appRepository appModule.Repository, sharedResourcesFile string) error {
+func runApp(ctx context.Context, path, address, documentStoreDSN, blobStoreDSN, shareStoreDSN, accountsFile string, appRepository appModule.Repository) error {
 	absPath, err := filepath.Abs(path)
 	if err != nil {
 		return errors.Wrapf(err, "could not resolve path '%s'", path)
@@ -181,17 +197,17 @@ func runApp(ctx context.Context, path string, address string, storageFile string
 	ctx = logger.With(ctx, logger.F("appID", manifest.ID))
 
 	// Add auth handler
-	key, err := dummyKey()
+	key, err := jwtutil.NewSymmetricKey(dummySecret)
 	if err != nil {
 		return errors.WithStack(err)
 	}
 
 	deps := &moduleDeps{}
 	funcs := []ModuleDepFunc{
+		initAppID(manifest),
 		initMemoryBus,
-		initDatastores(storageFile, manifest.ID),
+		initDatastores(documentStoreDSN, blobStoreDSN, shareStoreDSN, manifest.ID),
 		initAccounts(accountsFile, manifest.ID),
-		initShareRepository(sharedResourcesFile),
 		initAppRepository(appRepository),
 	}
 
@@ -208,13 +224,19 @@ func runApp(ctx context.Context, path string, address string, storageFile string
 			appModule.Mount(appRepository),
 			authModule.Mount(
 				authHTTP.NewLocalHandler(
-					jwa.HS256, key,
+					key,
+					jwa.HS256,
 					authHTTP.WithRoutePrefix("/auth"),
 					authHTTP.WithAccounts(deps.Accounts...),
 				),
-				authModule.WithJWT(dummyKeySet),
+				authModule.WithJWT(func() (jwk.Set, error) {
+					return jwtutil.NewSymmetricKeySet(dummySecret)
+				}),
 			),
 		),
+		appHTTP.WithHTTPMiddlewares(
+			authModuleMiddleware.AnonymousUser(key, jwa.HS256),
+		),
 	)
 	if err := handler.Load(bundle); err != nil {
 		return errors.Wrap(err, "could not load app bundle")
@@ -242,7 +264,7 @@ type moduleDeps struct {
 	DocumentStore storage.DocumentStore
 	BlobStore     storage.BlobStore
 	AppRepository appModule.Repository
-	ShareRepository shareModule.Repository
+	ShareStore    share.Store
 	Accounts      []authHTTP.LocalAccount
 }
 
@@ -259,44 +281,16 @@ func getServerModules(deps *moduleDeps) []app.ServerModuleFactory {
 		module.StoreModuleFactory(deps.DocumentStore),
 		blob.ModuleFactory(deps.Bus, deps.BlobStore),
 		authModule.ModuleFactory(
-			authModule.WithJWT(dummyKeySet),
+			authModule.WithJWT(func() (jwk.Set, error) {
+				return jwtutil.NewSymmetricKeySet(dummySecret)
+			}),
 		),
 		appModule.ModuleFactory(deps.AppRepository),
 		fetch.ModuleFactory(deps.Bus),
-		shareModule.ModuleFactory(deps.AppID, deps.ShareRepository),
+		shareModule.ModuleFactory(deps.AppID, deps.ShareStore),
 	}
 }
 
-var dummySecret = []byte("not_so_secret")
-
-func dummyKey() (jwk.Key, error) {
-	key, err := jwk.FromRaw(dummySecret)
-	if err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	return key, nil
-}
-
-func dummyKeySet() (jwk.Set, error) {
-	key, err := dummyKey()
-	if err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	if err := key.Set(jwk.AlgorithmKey, jwa.HS256); err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	set := jwk.NewSet()
-
-	if err := set.AddKey(key); err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	return set, nil
-}
-
 func ensureDir(path string) error {
 	if err := os.MkdirAll(filepath.Dir(path), os.ModePerm); err != nil {
 		return errors.WithStack(err)
@@ -317,10 +311,10 @@ func loadLocalAccounts(path string) ([]authHTTP.LocalAccount, error) {
 		return nil, errors.WithStack(err)
 	}
 
-	data, err := ioutil.ReadFile(path)
+	data, err := os.ReadFile(path)
 	if err != nil {
 		if errors.Is(err, os.ErrNotExist) {
-			if err := ioutil.WriteFile(path, defaultAccounts, 0o640); err != nil {
+			if err := os.WriteFile(path, defaultAccounts, 0o640); err != nil {
 				return nil, errors.WithStack(err)
 			}
 
@@ -418,6 +412,13 @@ func newAppRepository(host string, basePort uint64, manifests ...*app.Manifest)
 	)
 }
 
+func initAppID(manifest *app.Manifest) ModuleDepFunc {
+	return func(deps *moduleDeps) error {
+		deps.AppID = manifest.ID
+		return nil
+	}
+}
+
 func initAppRepository(repo appModule.Repository) ModuleDepFunc {
 	return func(deps *moduleDeps) error {
 		deps.AppRepository = repo
@@ -431,21 +432,32 @@ func initMemoryBus(deps *moduleDeps) error {
 	return nil
 }
 
-func initDatastores(storageFile string, appID app.ID) ModuleDepFunc {
+func initDatastores(documentStoreDSN, blobStoreDSN, shareStoreDSN string, appID app.ID) ModuleDepFunc {
 	return func(deps *moduleDeps) error {
-		storageFile = injectAppID(storageFile, appID)
+		documentStoreDSN = injectAppID(documentStoreDSN, appID)
 
-		if err := ensureDir(storageFile); err != nil {
-			return errors.WithStack(err)
-		}
-
-		db, err := storageSqlite.Open(storageFile)
+		documentStore, err := driver.NewDocumentStore(documentStoreDSN)
 		if err != nil {
 			return errors.WithStack(err)
 		}
 
-		deps.DocumentStore = storageSqlite.NewDocumentStoreWithDB(db)
-		deps.BlobStore = storageSqlite.NewBlobStoreWithDB(db)
+		deps.DocumentStore = documentStore
+
+		blobStoreDSN = injectAppID(blobStoreDSN, appID)
+
+		blobStore, err := driver.NewBlobStore(blobStoreDSN)
+		if err != nil {
+			return errors.WithStack(err)
+		}
+
+		deps.BlobStore = blobStore
+
+		shareStore, err := driver.NewShareStore(shareStoreDSN)
+		if err != nil {
+			return errors.WithStack(err)
+		}
+
+		deps.ShareStore = shareStore
 
 		return nil
 	}
@@ -465,17 +477,3 @@ func initAccounts(accountsFile string, appID app.ID) ModuleDepFunc {
 		return nil
 	}
 }
-
-func initShareRepository(shareRepositoryFile string) ModuleDepFunc {
-	return func(deps *moduleDeps) error {
-		if err := ensureDir(shareRepositoryFile); err != nil {
-			return errors.WithStack(err)
-		}
-
-		repo := shareSqlite.NewRepository(shareRepositoryFile)
-
-		deps.ShareRepository = repo
-
-		return nil
-	}
-}

cmd/storage-server/command/auth/check_token.go

@@ -0,0 +1,75 @@
+package auth
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"forge.cadoles.com/arcad/edge/cmd/storage-server/command/flag"
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
+	"github.com/lestrrat-go/jwx/v2/jwa"
+	"github.com/pkg/errors"
+	"github.com/urfave/cli/v2"
+)
+
+func CheckToken() *cli.Command {
+	return &cli.Command{
+		Name:  "check-token",
+		Usage: "Validate and print the given token with the private key",
+		Flags: []cli.Flag{
+			&cli.StringFlag{
+				Name:     "token",
+				Required: true,
+			},
+			flag.PrivateKey,
+			flag.PrivateKeySigningAlgorithm,
+			flag.PrivateKeyDefaultSize,
+		},
+		Action: func(ctx *cli.Context) error {
+			privateKeyFile := flag.GetPrivateKey(ctx)
+			signingAlgorithm := flag.GetSigningAlgorithm(ctx)
+			privateKeyDefaultSize := flag.GetPrivateKeyDefaultSize(ctx)
+			rawToken := ctx.String("token")
+
+			if rawToken == "" {
+				return errors.New("you must provide a value for --token flag")
+			}
+
+			privateKey, err := jwtutil.LoadOrGenerateKey(
+				privateKeyFile,
+				privateKeyDefaultSize,
+			)
+			if err != nil {
+				return errors.WithStack(err)
+			}
+
+			keySet, err := jwtutil.NewKeySet()
+			if err != nil {
+				return errors.WithStack(err)
+			}
+
+			err = jwtutil.AddKeyWithSigningAlgo(keySet, privateKey, jwa.SignatureAlgorithm(signingAlgorithm))
+			if err != nil {
+				return errors.WithStack(err)
+			}
+
+			token, err := jwtutil.Parse([]byte(rawToken), keySet)
+			if err != nil {
+				return errors.WithStack(err)
+			}
+
+			claims, err := token.AsMap(ctx.Context)
+			if err != nil {
+				return errors.WithStack(err)
+			}
+
+			json, err := json.MarshalIndent(claims, "", "  ")
+			if err != nil {
+				return errors.WithStack(err)
+			}
+
+			fmt.Println(string(json))
+
+			return nil
+		},
+	}
+}

cmd/storage-server/command/auth/new_token.go

@@ -0,0 +1,58 @@
+package auth
+
+import (
+	"fmt"
+
+	"forge.cadoles.com/arcad/edge/cmd/storage-server/command/flag"
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
+	"github.com/lestrrat-go/jwx/v2/jwa"
+	"github.com/pkg/errors"
+	"github.com/urfave/cli/v2"
+)
+
+func NewToken() *cli.Command {
+	return &cli.Command{
+		Name:  "new-token",
+		Usage: "Generate new authentication token",
+		Flags: []cli.Flag{
+			&cli.StringFlag{
+				Name:     "tenant",
+				Required: true,
+			},
+			flag.PrivateKey,
+			flag.PrivateKeySigningAlgorithm,
+			flag.PrivateKeyDefaultSize,
+		},
+		Action: func(ctx *cli.Context) error {
+			privateKeyFile := flag.GetPrivateKey(ctx)
+			signingAlgorithm := flag.GetSigningAlgorithm(ctx)
+			privateKeyDefaultSize := flag.GetPrivateKeyDefaultSize(ctx)
+			tenant := ctx.String("tenant")
+
+			if tenant == "" {
+				return errors.New("you must provide a value for --tenant flag")
+			}
+
+			privateKey, err := jwtutil.LoadOrGenerateKey(
+				privateKeyFile,
+				privateKeyDefaultSize,
+			)
+			if err != nil {
+				return errors.WithStack(err)
+			}
+
+			claims := map[string]any{
+				"tenant": tenant,
+			}
+
+			token, err := jwtutil.SignedToken(privateKey, jwa.SignatureAlgorithm(signingAlgorithm), claims)
+			if err != nil {
+				return errors.Wrap(err, "could not generate signed token")
+			}
+
+			fmt.Println(string(token))
+
+			return nil
+		},
+	}
+}

cmd/storage-server/command/auth/root.go

@@ -0,0 +1,16 @@
+package auth
+
+import (
+	"github.com/urfave/cli/v2"
+)
+
+func Root() *cli.Command {
+	return &cli.Command{
+		Name:  "auth",
+		Usage: "Auth related command",
+		Subcommands: []*cli.Command{
+			NewToken(),
+			CheckToken(),
+		},
+	}
+}

cmd/storage-server/command/flag/flag.go

@@ -0,0 +1,43 @@
+package flag
+
+import (
+	"github.com/lestrrat-go/jwx/v2/jwa"
+	"github.com/urfave/cli/v2"
+)
+
+const PrivateKeyFlagName = "private-key"
+
+var PrivateKey = &cli.StringFlag{
+	Name:      PrivateKeyFlagName,
+	EnvVars:   []string{"STORAGE_SERVER_PRIVATE_KEY"},
+	Value:     "storage-server.key",
+	TakesFile: true,
+}
+
+func GetPrivateKey(ctx *cli.Context) string {
+	return ctx.String(PrivateKeyFlagName)
+}
+
+const SigningAlgorithmFlagName = "signing-algorithm"
+
+var PrivateKeySigningAlgorithm = &cli.StringFlag{
+	Name:    SigningAlgorithmFlagName,
+	EnvVars: []string{"STORAGE_SERVER_SIGNING_ALGORITHM"},
+	Value:   jwa.RS256.String(),
+}
+
+func GetSigningAlgorithm(ctx *cli.Context) string {
+	return ctx.String(SigningAlgorithmFlagName)
+}
+
+const PrivateKeyDefaultSizeFlagName = "private-key-default-size"
+
+var PrivateKeyDefaultSize = &cli.IntFlag{
+	Name:    PrivateKeyDefaultSizeFlagName,
+	EnvVars: []string{"STORAGE_SERVER_PRIVATE_KEY_DEFAULT_SIZE"},
+	Value:   2048,
+}
+
+func GetPrivateKeyDefaultSize(ctx *cli.Context) int {
+	return ctx.Int(PrivateKeyDefaultSizeFlagName)
+}

cmd/storage-server/command/main.go

@@ -0,0 +1,48 @@
+package command
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"sort"
+
+	"github.com/urfave/cli/v2"
+)
+
+func Main(commands ...*cli.Command) {
+	ctx := context.Background()
+
+	app := &cli.App{
+		Name:     "storage-server",
+		Usage:    "Edge storage server",
+		Commands: commands,
+		Flags: []cli.Flag{
+			&cli.BoolFlag{
+				Name:    "debug",
+				EnvVars: []string{"DEBUG"},
+				Value:   false,
+			},
+		},
+	}
+
+	app.ExitErrHandler = func(ctx *cli.Context, err error) {
+		if err == nil {
+			return
+		}
+
+		debug := ctx.Bool("debug")
+
+		if !debug {
+			fmt.Printf("[ERROR] %v\n", err)
+		} else {
+			fmt.Printf("%+v", err)
+		}
+	}
+
+	sort.Sort(cli.FlagsByName(app.Flags))
+	sort.Sort(cli.CommandsByName(app.Commands))
+
+	if err := app.RunContext(ctx, os.Args); err != nil {
+		os.Exit(1)
+	}
+}

cmd/storage-server/command/run.go

@@ -0,0 +1,293 @@
+package command
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"strings"
+	"sync"
+	"time"
+
+	"github.com/hashicorp/golang-lru/v2/expirable"
+	"github.com/keegancsmith/rpc"
+	"github.com/lestrrat-go/jwx/v2/jwa"
+	"github.com/lestrrat-go/jwx/v2/jwk"
+	"gitlab.com/wpetit/goweb/logger"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
+	"github.com/pkg/errors"
+	"github.com/urfave/cli/v2"
+
+	// Register storage drivers
+	"forge.cadoles.com/arcad/edge/cmd/storage-server/command/flag"
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver"
+	_ "forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/server"
+	_ "forge.cadoles.com/arcad/edge/pkg/storage/driver/sqlite"
+	"forge.cadoles.com/arcad/edge/pkg/storage/share"
+)
+
+func Run() *cli.Command {
+	return &cli.Command{
+		Name:  "run",
+		Usage: "Run server",
+		Flags: []cli.Flag{
+			&cli.StringFlag{
+				Name:    "address",
+				EnvVars: []string{"STORAGE_SERVER_ADDRESS"},
+				Aliases: []string{"addr"},
+				Value:   ":3001",
+			},
+			&cli.IntFlag{
+				Name:    "log-level",
+				EnvVars: []string{"STORAGE_SERVER_LOG_LEVEL"},
+				Value:   int(logger.LevelError),
+			},
+			&cli.StringFlag{
+				Name:    "blobstore-dsn-pattern",
+				EnvVars: []string{"STORAGE_SERVER_BLOBSTORE_DSN_PATTERN"},
+				Value:   fmt.Sprintf("sqlite://data/%%TENANT%%/%%APPID%%/blobstore.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=%d", (60 * time.Second).Milliseconds()),
+			},
+			&cli.StringFlag{
+				Name:    "documentstore-dsn-pattern",
+				EnvVars: []string{"STORAGE_SERVER_DOCUMENTSTORE_DSN_PATTERN"},
+				Value:   fmt.Sprintf("sqlite://data/%%TENANT%%/%%APPID%%/documentstore.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=%d", (60 * time.Second).Milliseconds()),
+			},
+			&cli.StringFlag{
+				Name:    "sharestore-dsn-pattern",
+				EnvVars: []string{"STORAGE_SERVER_SHARESTORE_DSN_PATTERN"},
+				Value:   fmt.Sprintf("sqlite://data/%%TENANT%%/sharestore.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=%d", (60 * time.Second).Milliseconds()),
+			},
+			flag.PrivateKey,
+			flag.PrivateKeySigningAlgorithm,
+			flag.PrivateKeyDefaultSize,
+			&cli.DurationFlag{
+				Name:    "cache-ttl",
+				EnvVars: []string{"STORAGE_SERVER_CACHE_TTL"},
+				Value:   time.Hour,
+			},
+			&cli.IntFlag{
+				Name:    "cache-size",
+				EnvVars: []string{"STORAGE_SERVER_CACHE_SIZE"},
+				Value:   32,
+			},
+		},
+		Action: func(ctx *cli.Context) error {
+			addr := ctx.String("address")
+			blobStoreDSNPattern := ctx.String("blobstore-dsn-pattern")
+			documentStoreDSNPattern := ctx.String("documentstore-dsn-pattern")
+			shareStoreDSNPattern := ctx.String("sharestore-dsn-pattern")
+			cacheSize := ctx.Int("cache-size")
+			cacheTTL := ctx.Duration("cache-ttl")
+			privateKeyFile := flag.GetPrivateKey(ctx)
+			signingAlgorithm := flag.GetSigningAlgorithm(ctx)
+			privateKeyDefaultSize := flag.GetPrivateKeyDefaultSize(ctx)
+			logLevel := ctx.Int("log-level")
+
+			logger.SetLevel(logger.Level(logLevel))
+
+			router := chi.NewRouter()
+
+			privateKey, err := jwtutil.LoadOrGenerateKey(
+				privateKeyFile,
+				privateKeyDefaultSize,
+			)
+			if err != nil {
+				return errors.WithStack(err)
+			}
+
+			getBlobStoreServer := createGetCachedStoreServer(
+				func(dsn string) (storage.BlobStore, error) {
+					return driver.NewBlobStore(dsn)
+				},
+				func(store storage.BlobStore) *rpc.Server {
+					return server.NewBlobStoreServer(store)
+				},
+			)
+
+			getShareStoreServer := createGetCachedStoreServer(
+				func(dsn string) (share.Store, error) {
+					return driver.NewShareStore(dsn)
+				},
+				func(store share.Store) *rpc.Server {
+					return server.NewShareStoreServer(store)
+				},
+			)
+
+			getDocumentStoreServer := createGetCachedStoreServer(
+				func(dsn string) (storage.DocumentStore, error) {
+					return driver.NewDocumentStore(dsn)
+				},
+				func(store storage.DocumentStore) *rpc.Server {
+					return server.NewDocumentStoreServer(store)
+				},
+			)
+
+			router.Use(middleware.RealIP)
+			router.Use(middleware.Logger)
+
+			logger.Debug(ctx.Context, "using authentication", logger.F("privateKey", privateKeyFile), logger.F("signingAlgorithm", signingAlgorithm))
+
+			router.Use(authenticate(privateKey, jwa.SignatureAlgorithm(signingAlgorithm)))
+
+			router.Handle("/blobstore", createStoreHandler(getBlobStoreServer, blobStoreDSNPattern, true, cacheSize, cacheTTL))
+			router.Handle("/documentstore", createStoreHandler(getDocumentStoreServer, documentStoreDSNPattern, true, cacheSize, cacheTTL))
+			router.Handle("/sharestore", createStoreHandler(getShareStoreServer, shareStoreDSNPattern, false, cacheSize, cacheTTL))
+
+			logger.Info(ctx.Context, "listening", logger.F("addr", addr))
+
+			if err := http.ListenAndServe(addr, router); err != nil {
+				return errors.WithStack(err)
+			}
+
+			return nil
+		},
+	}
+}
+
+type getRPCServerFunc func(cacheSize int, cacheTTL time.Duration, tenant, appID, dsnPattern string) (*rpc.Server, error)
+
+func createGetCachedStoreServer[T any](storeFactory func(dsn string) (T, error), serverFactory func(store T) *rpc.Server) getRPCServerFunc {
+	var (
+		cache     *expirable.LRU[string, *rpc.Server]
+		initCache sync.Once
+	)
+
+	return func(cacheSize int, cacheTTL time.Duration, tenant, appID, dsnPattern string) (*rpc.Server, error) {
+		initCache.Do(func() {
+			cache = expirable.NewLRU[string, *rpc.Server](cacheSize, nil, cacheTTL)
+		})
+
+		key := fmt.Sprintf("%s:%s", tenant, appID)
+
+		storeServer, _ := cache.Get(key)
+		if storeServer != nil {
+			return storeServer, nil
+		}
+
+		dsn := strings.ReplaceAll(dsnPattern, "%TENANT%", tenant)
+		dsn = strings.ReplaceAll(dsn, "%APPID%", appID)
+
+		store, err := storeFactory(dsn)
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		storeServer = serverFactory(store)
+
+		cache.Add(key, storeServer)
+
+		return storeServer, nil
+	}
+}
+
+func createStoreHandler(getStoreServer getRPCServerFunc, dsnPattern string, appIDRequired bool, cacheSize int, cacheTTL time.Duration) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		ctx := r.Context()
+
+		tenant, ok := ctx.Value("tenant").(string)
+		if !ok || tenant == "" {
+			http.Error(w, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
+
+			return
+		}
+
+		appID := r.URL.Query().Get("appId")
+		if appIDRequired && appID == "" {
+			http.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
+
+			return
+		}
+
+		server, err := getStoreServer(cacheSize, cacheTTL, tenant, appID, dsnPattern)
+		if err != nil {
+			logger.Error(r.Context(), "could not retrieve store server", logger.E(errors.WithStack(err)), logger.F("tenant", tenant))
+			http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+
+			return
+		}
+
+		server.ServeHTTP(w, r)
+	})
+}
+
+func authenticate(privateKey jwk.Key, signingAlgorithm jwa.SignatureAlgorithm) func(http.Handler) http.Handler {
+	var (
+		createKeySet sync.Once
+		err          error
+		getKeySet    jwtutil.GetKeySetFunc
+	)
+
+	return func(next http.Handler) http.Handler {
+		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+			ctx := r.Context()
+
+			createKeySet.Do(func() {
+				var keySet jwk.Set
+
+				keySet, err = jwtutil.NewKeySet()
+				if err != nil {
+					err = errors.WithStack(err)
+					return
+				}
+
+				err = jwtutil.AddKeyWithSigningAlgo(keySet, privateKey, signingAlgorithm)
+				if err != nil {
+					err = errors.WithStack(err)
+					return
+				}
+
+				getKeySet = func() (jwk.Set, error) {
+					return keySet, nil
+				}
+			})
+			if err != nil {
+				logger.Error(ctx, "could not create keyset accessor", logger.E(errors.WithStack(err)))
+				http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+
+				return
+			}
+
+			token, err := jwtutil.FindToken(r, getKeySet, jwtutil.WithFinders(
+				jwtutil.FindTokenFromQueryString("token"),
+			))
+			if err != nil {
+				logger.Error(ctx, "could not find jwt token", logger.E(errors.WithStack(err)))
+				http.Error(w, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
+
+				return
+			}
+
+			tokenMap, err := token.AsMap(ctx)
+			if err != nil {
+				logger.Error(ctx, "could not transform token to map", logger.E(errors.WithStack(err)))
+				http.Error(w, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
+
+				return
+			}
+
+			rawTenant, exists := tokenMap["tenant"]
+			if !exists {
+				logger.Warn(ctx, "could not find tenant claim", logger.F("token", token))
+				http.Error(w, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
+
+				return
+			}
+
+			tenant, ok := rawTenant.(string)
+			if !ok {
+				logger.Warn(ctx, "unexpected tenant claim value", logger.F("token", token))
+				http.Error(w, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
+
+				return
+			}
+
+			r = r.WithContext(context.WithValue(ctx, "tenant", tenant))
+
+			next.ServeHTTP(w, r)
+		})
+	}
+}

cmd/storage-server/main.go

@@ -0,0 +1,13 @@
+package main
+
+import (
+	"forge.cadoles.com/arcad/edge/cmd/storage-server/command"
+	"forge.cadoles.com/arcad/edge/cmd/storage-server/command/auth"
+)
+
+func main() {
+	command.Main(
+		command.Run(),
+		auth.Root(),
+	)
+}

doc/apps/server-api/auth.md

@@ -2,6 +2,14 @@
 
 Ce module permet de récupérer des informations concernant l'utilisateur connecté et ses attributs.
 
+### Utilisateurs anonymes
+
+Edge génère automatiquement une session pour les utilisateurs anonymes. Ainsi, qu'un utilisateur soit identifié ou non les `claims` suivants seront toujours valués:
+
+- `auth.CLAIM_SUBJECT`
+- `auth.CLAIM_PREFERRED_USERNAME`
+- `auth.CLAIM_ISSUER` (prendra la valeur `anon` dans le cas d'un utilisateur anonyme)
+
 ## Méthodes
 
 ### `auth.getClaim(ctx: Context, name: string): string`

doc/apps/server-api/context.md

@@ -43,12 +43,6 @@ function onClientMessage(ctx, message) {
 }
 ```
 
-## Propriétés
-
-### `context.SESSION_ID`
-
-Clé permettant de récupérer la clé de session associé au client émetteur du message courant.
-
 #### Usage
 
 ```js

go.mod

@@ -1,10 +1,14 @@
 module forge.cadoles.com/arcad/edge
 
-go 1.19
+go 1.21
 
 require (
+	github.com/hashicorp/golang-lru/v2 v2.0.7
 	github.com/hashicorp/mdns v1.0.5
+	github.com/keegancsmith/rpc v1.3.0
+	github.com/klauspost/compress v1.16.6
 	github.com/lestrrat-go/jwx/v2 v2.0.8
+	github.com/ulikunitz/xz v0.5.11
 	modernc.org/sqlite v1.20.4
 )
 
@@ -43,7 +47,7 @@ require (
 	github.com/go-chi/chi/v5 v5.0.8
 	github.com/go-sourcemap/sourcemap v2.1.3+incompatible // indirect
 	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
-	github.com/google/uuid v1.3.0 // indirect
+	github.com/google/uuid v1.3.0
 	github.com/gorilla/websocket v1.4.2 // indirect
 	github.com/igm/sockjs-go/v3 v3.0.2
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
@@ -59,12 +63,12 @@ require (
 	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
 	gitlab.com/wpetit/goweb v0.0.0-20230419082146-a94d9ed7202b
 	go.opencensus.io v0.22.5 // indirect
-	golang.org/x/crypto v0.7.0
+	golang.org/x/crypto v0.10.0
 	golang.org/x/mod v0.10.0
-	golang.org/x/net v0.9.0 // indirect
-	golang.org/x/sys v0.7.0 // indirect
-	golang.org/x/term v0.7.0 // indirect
-	golang.org/x/text v0.9.0 // indirect
+	golang.org/x/net v0.11.0
+	golang.org/x/sys v0.9.0 // indirect
+	golang.org/x/term v0.9.0 // indirect
+	golang.org/x/text v0.10.0 // indirect
 	golang.org/x/tools v0.8.0 // indirect
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
 	gopkg.in/yaml.v2 v2.4.0

go.sum

@@ -188,6 +188,8 @@ github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/ad
 github.com/hashicorp/go.net v0.0.0-20151006203346-104dcad90073/go.mod h1:hjKkEWcCURg++eb33jQU7oqQcI9XDCnUzHA0oac0k90=
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
+github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
+github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
 github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
 github.com/hashicorp/mdns v0.0.0-20151206042412-9d85cf22f9f8/go.mod h1:aa76Av3qgPeIQp9Y3qIkTBPieQYNkQ13Kxe7pze9Wb0=
 github.com/hashicorp/mdns v1.0.5 h1:1M5hW1cunYeoXOqHwEb/GBDDHAFo0Yqb/uz/beC6LbE=
@@ -201,7 +203,11 @@ github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1
 github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk=
 github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 h1:Z9n2FFNUXsshfwJMBgNA0RU6/i7WVaAegv3PtuIHPMs=
 github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51/go.mod h1:CzGEWj7cYgsdH8dAjBGEr58BoE7ScuLd+fwFZ44+/x8=
+github.com/keegancsmith/rpc v1.3.0 h1:wGWOpjcNrZaY8GDYZJfvyxmlLljm3YQWF+p918DXtDk=
+github.com/keegancsmith/rpc v1.3.0/go.mod h1:6O2xnOGjPyvIPbvp0MdrOe5r6cu1GZ4JoTzpzDhWeo0=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
+github.com/klauspost/compress v1.16.6 h1:91SKEy4K37vkp255cJ8QesJhjyRO0hn9i9G0GoUwLsk=
+github.com/klauspost/compress v1.16.6/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
@@ -277,6 +283,8 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+github.com/ulikunitz/xz v0.5.11 h1:kpFauv27b6ynzBNT/Xy+1k+fK4WswhN/6PN5WhFAGw8=
+github.com/ulikunitz/xz v0.5.11/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
 github.com/urfave/cli/v2 v2.24.3 h1:7Q1w8VN8yE0MJEHP06bv89PjYsN4IHWED2s1v/Zlfm0=
 github.com/urfave/cli/v2 v2.24.3/go.mod h1:GHupkWPMM0M/sj1a2b4wUrWBPzazNrIjouW6fmdJLxc=
@@ -306,8 +314,8 @@ golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413/go.mod h1:LzIPMQfyMNhhGPh
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20220427172511-eb4f295cb31f/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
-golang.org/x/crypto v0.7.0 h1:AvwMYaRytfdeVt3u6mLaxYtErKYjxA2OXjJ1HHq6t3A=
-golang.org/x/crypto v0.7.0/go.mod h1:pYwdfH91IfpZVANVyUOhSIPZaFoJGxTFbZhFTx+dXZU=
+golang.org/x/crypto v0.10.0 h1:LKqV2xt9+kDzSTfOhx4FrkEBcMrAgHSYgzywV9zcGmM=
+golang.org/x/crypto v0.10.0/go.mod h1:o4eNf7Ede1fv+hwOwZsTHl9EsPFO6q6ZvYR8vYfY45I=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -379,8 +387,8 @@ golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qx
 golang.org/x/net v0.0.0-20220624214902-1bab6f366d9e/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/net v0.4.0/go.mod h1:MBQ8lrhLObU/6UmLb4fmbmk5OcyYmqtbGd/9yIeKjEE=
-golang.org/x/net v0.9.0 h1:aWJ/m6xSmxWBx+V0XRHTlrYrPG56jKsLdTFmsSsCzOM=
-golang.org/x/net v0.9.0/go.mod h1:d48xBJpPfHeWQsugry2m+kC02ZBRGRgulfHnEXEuWns=
+golang.org/x/net v0.11.0 h1:Gi2tvZIJyBtO9SDr1q9h5hEQCp/4L2RQ+ar0qjx2oNU=
+golang.org/x/net v0.11.0/go.mod h1:2L/ixqYpgIVXmeoSA/4Lu7BzTG4KIyPIryS4IsOd1oQ=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -442,13 +450,13 @@ golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.3.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
-golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.9.0 h1:KS/R3tvhPqvJvwcKfnBHJwwthS11LRhmM5D59eEXa0s=
+golang.org/x/sys v0.9.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.3.0/go.mod h1:q750SLmJuPmVoN1blW3UFBPREJfb1KmY3vwxfr+nFDA=
-golang.org/x/term v0.7.0 h1:BEvjmm5fURWqcfbSKTdpkDXYBrUS1c0m8agp14W48vQ=
-golang.org/x/term v0.7.0/go.mod h1:P32HKFT3hSsZrRxla30E9HqToFYAQPCMs/zFMBUFqPY=
+golang.org/x/term v0.9.0 h1:GRRCnKYhdQrD8kfRAdQ6Zcw1P0OcELxGLKJvtjVMZ28=
+golang.org/x/term v0.9.0/go.mod h1:M6DEAAIenWoTxdKrOltXcmDY3rSplQUkrvaDU5FcQyo=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -458,8 +466,8 @@ golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
 golang.org/x/text v0.5.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
-golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
-golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
+golang.org/x/text v0.10.0 h1:UpjohKhiEgNc0CSauXmwYftY1+LlaC75SJwh0SgCX58=
+golang.org/x/text v0.10.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=

misc/client-sdk-testsuite/src/public/index.html

@@ -24,6 +24,7 @@
       mocha.checkLeaks();
     </script>
     <script src="/edge/sdk/client.js"></script>
+    <script src="/test/util.js"></script>
     <script src="/test/client-sdk.js"></script>
     <script src="/test/auth-module.js"></script>
     <script src="/test/net-module.js"></script>
@@ -31,6 +32,7 @@
     <script src="/test/file-module.js"></script>
     <script src="/test/app-module.js"></script>
     <script src="/test/fetch-module.js"></script>
+    <script src="/test/share-module.js"></script>
     <script class="mocha-exec">
       mocha.run();
 
@@ -44,6 +46,7 @@
         .setItem('file-module', 'File Module', { linkUrl: '/?grep=File%20Module', order: 6})
         .setItem('app-module', 'App Module', { linkUrl: '/?grep=App%20Module' , order: 7})
         .setItem('fetch-module', 'Fetch Module', { linkUrl: '/?grep=Fetch%20Module' , order: 8})
+        .setItem('share-module', 'Share Module', { linkUrl: '/?grep=Share%20Module' , order: 9})
     </script>
   </body>
 </html>

misc/client-sdk-testsuite/src/public/test/share-module.js

@@ -0,0 +1,29 @@
+describe('Share Module', function() {
+
+    before(() => {
+        return Edge.Client.connect();
+    });
+
+    after(() => {
+        Edge.Client.disconnect();
+    });
+
+    it('should create a new resource and find it', async () => {
+        const resource = await TestUtil.serverSideCall('share', 'upsertResource', 'my-resource', { name: "color", type: "text", value: "red" });
+        chai.assert.isNotNull(resource);
+        chai.assert.equal(resource.origin, 'edge.sdk.client.test')
+
+
+        const results = await TestUtil.serverSideCall('share', 'findResources', 'color', 'text');
+        chai.assert.isAbove(results.length, 0);
+
+        const createdResource = results.find(res => {
+            return res.origin === 'edge.sdk.client.test' && 
+                res.attributes.find(attr => attr.name === 'color' && attr.type === 'text')
+        })
+
+        chai.assert.isNotNull(createdResource)
+        
+        console.log(createdResource)
+    });
+});

misc/client-sdk-testsuite/src/public/test/util.js

@@ -0,0 +1,7 @@
+(function(TestUtil) {
+    TestUtil.serverSideCall = (module, func, ...args) => {
+        return Edge.Client.rpc('serverSideCall', { module, func, args })
+    }
+    console.log(TestUtil)
+
+}(globalThis.TestUtil = globalThis.TestUtil || {}));

misc/client-sdk-testsuite/src/server/main.js

@@ -15,6 +15,8 @@ function onInit() {
   rpc.register("listApps");
   rpc.register("getApp");
   rpc.register("getAppUrl");
+
+  rpc.register("serverSideCall", serverSideCall)
 }
 
 // Called for each client message
@@ -104,3 +106,8 @@ function getAppUrl(ctx, params) {
 function onClientFetch(ctx, url, remoteAddr) {
   return { allow: url === 'http://example.com' };
 }
+
+function serverSideCall(ctx, params) {
+  console.log("Calling %s.%s(args...)", params.module, params.func)
+  return globalThis[params.module][params.func].call(null, ctx, ...params.args);
+}

misc/packaging/common/postinstall-storage-server.sh

@@ -0,0 +1,75 @@
+#!/bin/sh
+
+use_systemctl="True"
+systemd_version=0
+if ! command -V systemctl >/dev/null 2>&1; then
+  use_systemctl="False"
+else
+  systemd_version=$(systemctl --version | head -1 | cut -d ' ' -f 2)
+fi
+
+service_name=storage-server
+
+cleanup() {
+  if [ "${use_systemctl}" = "False" ]; then
+    rm -f /usr/lib/systemd/system/${service_name}.service
+  else
+    rm -f /etc/chkconfig/${service_name}
+    rm -f /etc/init.d/${service_name}
+  fi
+}
+
+cleanInstall() {
+  printf "\033[32m Post Install of an clean install\033[0m\n"
+  if [ "${use_systemctl}" = "False" ]; then
+    if command -V chkconfig >/dev/null 2>&1; then
+      chkconfig --add ${service_name}
+    fi
+
+    service ${service_name} restart || :
+  else
+    if [[ "${systemd_version}" -lt 231 ]]; then
+      printf "\033[31m systemd version %s is less then 231, fixing the service file \033[0m\n" "${systemd_version}"
+      sed -i "s/=+/=/g" /usr/lib/systemd/system/${service_name}.service
+    fi
+    printf "\033[32m Reload the service unit from disk\033[0m\n"
+    systemctl daemon-reload || :
+    printf "\033[32m Unmask the service\033[0m\n"
+    systemctl unmask ${service_name} || :
+    printf "\033[32m Set the preset flag for the service unit\033[0m\n"
+    systemctl preset ${service_name} || :
+    printf "\033[32m Set the enabled flag for the service unit\033[0m\n"
+    systemctl enable ${service_name} || :
+    systemctl restart ${service_name} || :
+  fi
+}
+
+upgrade() {
+  printf "\033[32m Post Install of an upgrade\033[0m\n"
+  systemctl daemon-reload || :
+  systemctl restart ${service_name} || :
+}
+
+# Step 2, check if this is a clean install or an upgrade
+action="$1"
+if [ "$1" = "configure" ] && [ -z "$2" ]; then
+  action="install"
+elif [ "$1" = "configure" ] && [ -n "$2" ]; then
+  action="upgrade"
+fi
+
+case "$action" in
+"1" | "install")
+  cleanInstall
+  ;;
+"2" | "upgrade")
+  printf "\033[32m Post Install of an upgrade\033[0m\n"
+  upgrade
+  ;;
+*)
+  printf "\033[32m Alpine\033[0m"
+  cleanInstall
+  ;;
+esac
+
+cleanup

misc/packaging/openrc/storage-server.conf

@@ -0,0 +1,9 @@
+export STORAGE_SERVER_ADDRESS=:3001
+export STORAGE_SERVER_BLOBSTORE_DSN_PATTERN="sqlite:///var/lib/storage-server/data/%TENANT%/%APPID%/blobstore.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000"
+export STORAGE_SERVER_DOCUMENTSTORE_DSN_PATTERN="sqlite:///var/lib/storage-server/data/%TENANT%/%APPID%/documentstore.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000"
+export STORAGE_SERVER_SHARESTORE_DSN_PATTERN="sqlite:///var/lib/storage-server/data/%TENANT%/sharestore.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000"
+export STORAGE_SERVER_PRIVATE_KEY="/var/lib/storage-server/storage-server.key"
+export STORAGE_SERVER_PRIVATE_KEY_DEFAULT_SIZE="2048"
+export STORAGE_SERVER_SIGNING_ALGORITHM="RS256"
+export STORAGE_SERVER_CACHE_TTL=1h
+export STORAGE_SERVER_CACHE_SIZE=32

misc/packaging/openrc/storage-server.openrc.sh

@@ -0,0 +1,11 @@
+#!/sbin/openrc-run
+  
+command="/usr/bin/storage-server"
+command_args="run"
+supervisor=supervise-daemon
+output_log="/var/log/storage-server.log"
+error_log="$output_log"
+
+depend() {
+    need net
+}

misc/packaging/systemd/storage-server.env

@@ -0,0 +1,9 @@
+STORAGE_SERVER_ADDRESS=:3001
+STORAGE_SERVER_BLOBSTORE_DSN_PATTERN="sqlite:///var/lib/storage-server/data/%TENANT%/%APPID%/blobstore.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000"
+STORAGE_SERVER_DOCUMENTSTORE_DSN_PATTERN="sqlite:///var/lib/storage-server/data/%TENANT%/%APPID%/documentstore.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000"
+STORAGE_SERVER_SHARESTORE_DSN_PATTERN="sqlite:///var/lib/storage-server/data/%TENANT%/sharestore.sqlite?_pragma=foreign_keys(1)&_pragma=busy_timeout=60000"
+STORAGE_SERVER_PRIVATE_KEY="/var/lib/storage-server/storage-server.key"
+STORAGE_SERVER_PRIVATE_KEY_DEFAULT_SIZE="2048"
+STORAGE_SERVER_SIGNING_ALGORITHM="RS256"
+STORAGE_SERVER_CACHE_TTL=1h
+STORAGE_SERVER_CACHE_SIZE=32

misc/packaging/systemd/storage-server.systemd.service

@@ -0,0 +1,35 @@
+[Unit]
+Description=storage-server service
+After=network.target
+
+[Service]
+Type=simple
+Restart=on-failure
+EnvironmentFile=/etc/storage-server/environ
+ExecStart=/usr/bin/storage-server run
+EnvironmentFile=/etc/storage-server/environ
+NoNewPrivileges=yes
+PrivateTmp=yes
+PrivateDevices=yes
+PrivateUsers=yes
+DynamicUser=yes
+StateDirectory=storage-server
+DevicePolicy=closed
+ProtectSystem=true
+ProtectHome=read-only
+ProtectKernelLogs=yes
+ProtectProc=invisible
+ProtectClock=yes
+ProtectControlGroups=yes
+ProtectKernelModules=yes
+ProtectKernelTunables=yes
+RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6 AF_NETLINK
+RestrictNamespaces=yes
+RestrictRealtime=yes
+RestrictSUIDSGID=yes
+MemoryDenyWriteExecute=yes
+LockPersonality=yes
+CapabilityBoundingSet=~CAP_SETUID CAP_SETGID CAP_SETPCAP CAP_SYS_ADMIN CAP_SYS_PTRACE CAP_CHOWN CAP_FSETID CAP_SETFCAP CAP_DAC_OVERRIDE CAP_DAC_READ_SEARCH  CAP_FOWNER CAP_IPC_OWNER CAP_NET_ADMIN CAP_WAKE_ALARM CAP_SYS_TTY_CONFIG 
+
+[Install]
+WantedBy=multi-user.target

modd.conf

@@ -2,13 +2,18 @@
 **/*.tmpl
 pkg/sdk/client/src/**/*.js
 pkg/sdk/client/src/**/*.ts
-misc/client-sdk-testsuite/src/**/*
+misc/client-sdk-testsuite/dist/server/*.js
 modd.conf
+.env
 {
-    prep: make build-sdk
-    prep: make build-client-sdk-test-app
-    prep: make build
+    prep: make build-sdk build-cli build-storage-server
     daemon: make run-app
+    daemon: make run-storage-server
+}
+
+misc/client-sdk-testsuite/src/**/* 
+{
+    prep: make build-client-sdk-test-app
 }
 
 **/*.go {

pkg/bundle/from_path.go

@@ -13,6 +13,7 @@ type ArchiveExt string
 const (
 	ExtZip   ArchiveExt = "zip"
 	ExtTarGz ArchiveExt = "tar.gz"
+	ExtZim   ArchiveExt = "zim"
 )
 
 func FromPath(path string) (Bundle, error) {
@@ -56,5 +57,14 @@ func matchArchivePattern(archivePath string) (Bundle, error) {
 		return NewZipBundle(archivePath), nil
 	}
 
+	matches, err = filepath.Match(fmt.Sprintf("*.%s", ExtZim), base)
+	if err != nil {
+		return nil, errors.Wrapf(err, "could not match file archive '%s'", archivePath)
+	}
+
+	if matches {
+		return NewZimBundle(archivePath), nil
+	}
+
 	return nil, errors.WithStack(ErrUnknownBundleArchiveExt)
 }

pkg/bundle/oldzim/article.go

@@ -0,0 +1,283 @@
+package zim
+
+import (
+	"bytes"
+	"errors"
+	"fmt"
+	"io"
+	"io/ioutil"
+	"strings"
+	"sync"
+
+	lru "github.com/hashicorp/golang-lru/v2"
+)
+
+const (
+	RedirectEntry   uint16 = 0xffff
+	LinkTargetEntry        = 0xfffe
+	DeletedEntry           = 0xfffd
+)
+
+var articlePool sync.Pool
+
+// the recent uncompressed blobs, mainly useful while indexing and asking
+// for the same blob again and again
+var bcache *lru.Cache[any, any]
+
+type Article struct {
+	// EntryType is a RedirectEntry/LinkTargetEntry/DeletedEntry or an idx
+	// pointing to ZimReader.mimeTypeList
+	EntryType uint16
+	Title     string
+	URLPtr    uint64
+	Namespace byte
+	url       string
+	blob      uint32
+	cluster   uint32
+	z         *ZimReader
+}
+
+// convenient method to return the Article at URL index idx
+func (z *ZimReader) ArticleAtURLIdx(idx uint32) (*Article, error) {
+	o, err := z.OffsetAtURLIdx(idx)
+	if err != nil {
+		return nil, err
+	}
+	return z.ArticleAt(o)
+}
+
+// return the article main page if it exists
+func (z *ZimReader) MainPage() (*Article, error) {
+	if z.mainPage == 0xffffffff {
+		return nil, nil
+	}
+	return z.ArticleAtURLIdx(z.mainPage)
+}
+
+// get the article (Directory) pointed by the offset found in URLpos or Titlepos
+func (z *ZimReader) ArticleAt(offset uint64) (*Article, error) {
+	a := articlePool.Get().(*Article)
+	err := z.FillArticleAt(a, offset)
+	return a, err
+}
+
+// Fill an article with datas found at offset
+func (z *ZimReader) FillArticleAt(a *Article, offset uint64) error {
+	a.z = z
+	a.URLPtr = offset
+
+	mimeIdx, err := readInt16(z.bytesRangeAt(offset, offset+2))
+	if err != nil {
+		return fmt.Errorf("can't read article %w", err)
+	}
+	a.EntryType = mimeIdx
+
+	// Linktarget or Target Entry
+	if mimeIdx == LinkTargetEntry || mimeIdx == DeletedEntry {
+		// TODO
+		return nil
+	}
+
+	s, err := z.bytesRangeAt(offset+3, offset+4)
+	if err != nil {
+		return err
+	}
+	a.Namespace = s[0]
+
+	a.cluster, err = readInt32(z.bytesRangeAt(offset+8, offset+8+4))
+	if err != nil {
+		return err
+	}
+	a.blob, err = readInt32(z.bytesRangeAt(offset+12, offset+12+4))
+	if err != nil {
+		return err
+	}
+
+	// Redirect
+	if mimeIdx == RedirectEntry {
+		// assume the url + title won't be longer than 2k
+		b, err := z.bytesRangeAt(offset+12, offset+12+2048)
+		if err != nil {
+			return nil
+		}
+		bbuf := bytes.NewBuffer(b)
+		a.url, err = bbuf.ReadString('\x00')
+		if err != nil {
+			return err
+		}
+		a.url = strings.TrimRight(a.url, "\x00")
+
+		a.Title, err = bbuf.ReadString('\x00')
+		if err != nil {
+			return err
+		}
+		a.Title = strings.TrimRight(a.Title, "\x00")
+		return err
+	}
+
+	b, err := z.bytesRangeAt(offset+16, offset+16+2048)
+	if err != nil {
+		return nil
+	}
+	bbuf := bytes.NewBuffer(b)
+	a.url, err = bbuf.ReadString('\x00')
+	if err != nil {
+		return err
+	}
+
+	a.url = strings.TrimRight(string(a.url), "\x00")
+
+	title, err := bbuf.ReadString('\x00')
+	if err != nil {
+		return err
+	}
+	title = strings.TrimRight(string(title), "\x00")
+	// This is a trick to force a copy and avoid retain of the full buffer
+	// mainly for indexing title reasons
+	if len(title) != 0 {
+		a.Title = title[0:1] + title[1:]
+	}
+	return nil
+}
+
+// return the uncompressed data associated with this article
+func (a *Article) Data() ([]byte, error) {
+	// ensure we have data to read
+	if a.EntryType == RedirectEntry || a.EntryType == LinkTargetEntry || a.EntryType == DeletedEntry {
+		return nil, nil
+	}
+	start, end, err := a.z.clusterOffsetsAtIdx(a.cluster)
+	if err != nil {
+		return nil, err
+	}
+	s, err := a.z.bytesRangeAt(start, start+1)
+	if err != nil {
+		return nil, err
+	}
+	compression := uint8(s[0])
+
+	// blob starts at offset, blob ends at offset
+	var bs, be uint32
+
+	// LZMA: 4, Zstandard: 5
+	if compression == 4 || compression == 5 {
+		blobLookup := func() ([]byte, bool) {
+			if v, ok := bcache.Get(a.cluster); ok {
+				b := v.([]byte)
+				return b, ok
+			}
+			return nil, false
+		}
+
+		var blob []byte
+		var ok bool
+		var dec io.ReadCloser
+		if blob, ok = blobLookup(); !ok {
+			b, err := a.z.bytesRangeAt(start+1, end+1)
+			if err != nil {
+				return nil, err
+			}
+			bbuf := bytes.NewBuffer(b)
+			switch compression {
+			case 5:
+				dec, err = NewZstdReader(bbuf)
+
+			case 4:
+				dec, err = NewXZReader(bbuf)
+			}
+			if err != nil {
+				return nil, err
+			}
+			defer dec.Close()
+			// the decoded chunk are around 1MB
+			b, err = ioutil.ReadAll(dec)
+			if err != nil {
+				return nil, err
+			}
+			blob = make([]byte, len(b))
+			copy(blob, b)
+			// TODO: 2 requests for the same blob could occure at the same time
+			bcache.Add(a.cluster, blob)
+		} else {
+			bi, ok := bcache.Get(a.cluster)
+			if !ok {
+				return nil, errors.New("not in cache anymore")
+			}
+			blob = bi.([]byte)
+		}
+
+		bs, err = readInt32(blob[a.blob*4:a.blob*4+4], nil)
+		if err != nil {
+			return nil, err
+		}
+		be, err = readInt32(blob[a.blob*4+4:a.blob*4+4+4], nil)
+		if err != nil {
+			return nil, err
+		}
+
+		// avoid retaining all the chunk
+		c := make([]byte, be-bs)
+		copy(c, blob[bs:be])
+		return c, nil
+
+	} else if compression == 0 || compression == 1 {
+		// uncompresssed
+		startPos := start + 1
+		blobOffset := uint64(a.blob * 4)
+
+		bs, err := readInt32(a.z.bytesRangeAt(startPos+blobOffset, startPos+blobOffset+4))
+		if err != nil {
+			return nil, err
+		}
+
+		be, err := readInt32(a.z.bytesRangeAt(startPos+blobOffset+4, startPos+blobOffset+4+4))
+		if err != nil {
+			return nil, err
+		}
+
+		return a.z.bytesRangeAt(startPos+uint64(bs), startPos+uint64(be))
+	}
+
+	return nil, errors.New("Unhandled compression")
+}
+
+func (a *Article) MimeType() string {
+	if a.EntryType == RedirectEntry || a.EntryType == LinkTargetEntry || a.EntryType == DeletedEntry {
+		return ""
+	}
+
+	return a.z.mimeTypeList[a.EntryType]
+}
+
+// return the url prefixed by the namespace
+func (a *Article) FullURL() string {
+	return string(a.Namespace) + "/" + a.url
+}
+
+func (a *Article) String() string {
+	return fmt.Sprintf("Mime: 0x%x URL: [%s], Title: [%s], Cluster: 0x%x Blob: 0x%x",
+		a.EntryType, a.FullURL(), a.Title, a.cluster, a.blob)
+}
+
+// RedirectIndex return the redirect index of RedirectEntry type article
+// return an err if not a redirect entry
+func (a *Article) RedirectIndex() (uint32, error) {
+	if a.EntryType != RedirectEntry {
+		return 0, errors.New("Not a RedirectEntry")
+	}
+	// We use the cluster to save the redirect index position for RedirectEntry type
+	return a.cluster, nil
+}
+
+func (a *Article) blobOffsetsAtIdx(z *ZimReader) (start, end uint64) {
+	idx := a.blob
+	offset := z.clusterPtrPos + uint64(idx)*8
+	start, err := readInt64(z.bytesRangeAt(offset, offset+8))
+	if err != nil {
+		return
+	}
+	offset = z.clusterPtrPos + uint64(idx+1)*8
+	end, _ = readInt64(z.bytesRangeAt(offset, offset+8))
+
+	return
+}

pkg/bundle/oldzim/error.go

@@ -0,0 +1,7 @@
+package zim
+
+import "errors"
+
+var (
+	ErrNotFound = errors.New("not found")
+)

pkg/bundle/oldzim/favicon.go

@@ -0,0 +1,49 @@
+package zim
+
+import "github.com/pkg/errors"
+
+func (z *ZimReader) Favicon() (*Article, error) {
+	illustration, err := z.getMetadataIllustration()
+	if err != nil && !errors.Is(err, ErrNotFound) {
+		return nil, errors.WithStack(err)
+	}
+
+	if illustration != nil {
+		return illustration, nil
+	}
+
+	namespaces := []string{"-", "I"}
+	entryNames := []string{"favicon", "favicon.png"}
+
+	for _, ns := range namespaces {
+		for _, en := range entryNames {
+			article, err := z.GetPageNoIndex(ns + "/" + en)
+			if err != nil && !errors.Is(err, ErrNotFound) {
+				return nil, errors.WithStack(err)
+			}
+
+			if article != nil {
+				return article, nil
+			}
+		}
+	}
+
+	return nil, errors.WithStack(ErrNotFound)
+}
+
+func (z *ZimReader) getMetadataIllustration() (*Article, error) {
+	metadata, err := z.Metadata(MetadataIllustration96x96at2, MetadataIllustration48x48at1)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	if _, exists := metadata[MetadataIllustration96x96at2]; exists {
+		return z.GetPageNoIndex("M/" + string(MetadataIllustration96x96at2))
+	}
+
+	if _, exists := metadata[MetadataIllustration48x48at1]; exists {
+		return z.GetPageNoIndex("M/" + string(MetadataIllustration48x48at1))
+	}
+
+	return nil, errors.WithStack(ErrNotFound)
+}

pkg/bundle/oldzim/metadata.go

@@ -0,0 +1,69 @@
+package zim
+
+import (
+	"github.com/pkg/errors"
+)
+
+type MetadataKey string
+
+// See https://wiki.openzim.org/wiki/Metadata
+const (
+	MetadataName                 MetadataKey = "Name"
+	MetadataTitle                MetadataKey = "Title"
+	MetadataDescription          MetadataKey = "Description"
+	MetadataLongDescription      MetadataKey = "LongDescription"
+	MetadataCreator              MetadataKey = "Creator"
+	MetadataTags                 MetadataKey = "Tags"
+	MetadataDate                 MetadataKey = "Date"
+	MetadataPublisher            MetadataKey = "Publisher"
+	MetadataFlavour              MetadataKey = "Flavour"
+	MetadataSource               MetadataKey = "Source"
+	MetadataLanguage             MetadataKey = "Language"
+	MetadataIllustration48x48at1 MetadataKey = "Illustration_48x48@1"
+	MetadataIllustration96x96at2 MetadataKey = "Illustration_96x96@2"
+)
+
+var knownKeys = []MetadataKey{
+	MetadataName,
+	MetadataTitle,
+	MetadataDescription,
+	MetadataLongDescription,
+	MetadataCreator,
+	MetadataPublisher,
+	MetadataLanguage,
+	MetadataTags,
+	MetadataDate,
+	MetadataFlavour,
+	MetadataSource,
+	MetadataIllustration48x48at1,
+	MetadataIllustration96x96at2,
+}
+
+// Metadata returns a copy of the internal metadata map of the ZIM file.
+func (z *ZimReader) Metadata(keys ...MetadataKey) (map[MetadataKey]string, error) {
+	if len(keys) == 0 {
+		keys = knownKeys
+	}
+
+	metadata := make(map[MetadataKey]string)
+
+	for _, key := range keys {
+		article, err := z.GetPageNoIndex("M/" + string(key))
+		if err != nil {
+			if errors.Is(err, ErrNotFound) {
+				continue
+			}
+
+			return nil, errors.WithStack(err)
+		}
+
+		data, err := article.Data()
+		if errors.Is(err, ErrNotFound) {
+			continue
+		}
+
+		metadata[key] = string(data)
+	}
+
+	return metadata, nil
+}

pkg/bundle/oldzim/tools.go

@@ -0,0 +1,43 @@
+package zim
+
+import (
+	"bytes"
+	"encoding/binary"
+)
+
+// read a little endian uint64
+func readInt64(b []byte, err error) (v uint64, aerr error) {
+	if err != nil {
+		aerr = err
+
+		return
+	}
+	buf := bytes.NewBuffer(b)
+	aerr = binary.Read(buf, binary.LittleEndian, &v)
+	return
+}
+
+// read a little endian uint32
+func readInt32(b []byte, err error) (v uint32, aerr error) {
+	if err != nil {
+		aerr = err
+		return
+	}
+	buf := bytes.NewBuffer(b)
+	aerr = binary.Read(buf, binary.LittleEndian, &v)
+
+	return
+}
+
+// read a little endian uint32
+func readInt16(b []byte, err error) (v uint16, aerr error) {
+	if err != nil {
+		aerr = err
+
+		return
+	}
+	buf := bytes.NewBuffer(b)
+	aerr = binary.Read(buf, binary.LittleEndian, &v)
+
+	return
+}

pkg/bundle/oldzim/xz_reader.go

@@ -0,0 +1,23 @@
+package zim
+
+import (
+	"io"
+
+	"github.com/ulikunitz/xz"
+)
+
+type XZReader struct {
+	*xz.Reader
+}
+
+func NewXZReader(r io.Reader) (*XZReader, error) {
+	dec, err := xz.NewReader(r)
+	if err != nil {
+		return nil, err
+	}
+	return &XZReader{dec}, nil
+}
+
+func (xr *XZReader) Close() error {
+	return nil
+}

pkg/bundle/oldzim/zim.go

@@ -0,0 +1,321 @@
+package zim
+
+import (
+	"bytes"
+	"fmt"
+	"io"
+	"os"
+	"strings"
+	"sync"
+
+	"github.com/davecgh/go-spew/spew"
+	lru "github.com/hashicorp/golang-lru/v2"
+	"github.com/pkg/errors"
+)
+
+const (
+	zimHeader = 72173914
+)
+
+// ZimReader keep tracks of everything related to ZIM reading
+type ZimReader struct {
+	f             *os.File
+	UUID          uint32
+	ArticleCount  uint32
+	clusterCount  uint32
+	urlPtrPos     uint64
+	titlePtrPos   uint64
+	clusterPtrPos uint64
+	mimeListPos   uint64
+	mainPage      uint32
+	layoutPage    uint32
+	mimeTypeList  []string
+}
+
+// create a new zim reader
+func NewReader(path string) (*ZimReader, error) {
+	f, err := os.Open(path)
+	if err != nil {
+		return nil, err
+	}
+	z := ZimReader{f: f, mainPage: 0xffffffff, layoutPage: 0xffffffff}
+
+	articlePool = sync.Pool{
+		New: func() interface{} {
+			return new(Article)
+		},
+	}
+	// keep 4 latest uncompressed blobs, around 1M per blob
+	bcache, _ = lru.New[any, any](5)
+
+	err = z.readFileHeaders()
+	return &z, err
+}
+
+// Return an ordered list of mime types present in the ZIM file
+func (z *ZimReader) MimeTypes() []string {
+	if len(z.mimeTypeList) != 0 {
+		return z.mimeTypeList
+	}
+
+	var s []string
+	// assume mime list fit in 2k
+	b, err := z.bytesRangeAt(z.mimeListPos, z.mimeListPos+2048)
+	if err != nil {
+		return s
+	}
+	bbuf := bytes.NewBuffer(b)
+
+	for {
+		line, err := bbuf.ReadBytes('\x00')
+		if err != nil && err != io.EOF {
+			return s
+		}
+		// a line of 1 is a line containing only \x00 and it's the marker for the
+		// end of mime types list
+		if len(line) == 1 {
+			break
+		}
+		s = append(s, strings.TrimRight(string(line), "\x00"))
+	}
+	z.mimeTypeList = s
+	return s
+}
+
+// list all articles, using url index, contained in a zim file
+// note that this is a slow implementation, a real iterator is faster
+// you are not suppose to use this method on big zim files, use indexes
+func (z *ZimReader) ListArticles() <-chan *Article {
+	ch := make(chan *Article, 10)
+
+	go func() {
+		var idx uint32
+		// starting at 1 to avoid "con" entry
+		var start uint32 = 1
+
+		for idx = start; idx < z.ArticleCount; idx++ {
+			art, err := z.ArticleAtURLIdx(idx)
+			if err != nil {
+				continue
+			}
+
+			if art == nil {
+				// TODO: deal with redirect continue
+				continue
+			}
+			ch <- art
+		}
+		close(ch)
+	}()
+	return ch
+}
+
+// list all title pointer, Titles by position contained in a zim file
+// Titles are pointers to URLpos index, useful for indexing cause smaller to store: uint32
+// note that this is a slow implementation, a real iterator is faster
+// you are not suppose to use this method on big zim files prefer ListTitlesPtrIterator to build your index
+func (z *ZimReader) ListTitlesPtr() <-chan uint32 {
+	ch := make(chan uint32, 10)
+
+	go func() {
+		var pos uint64
+		var count uint32
+
+		for pos = z.titlePtrPos; count < z.ArticleCount; pos += 4 {
+			idx, err := readInt32(z.bytesRangeAt(pos, pos+4))
+			if err != nil {
+				continue
+			}
+			ch <- idx
+			count++
+		}
+		close(ch)
+	}()
+	return ch
+}
+
+// list all title pointer, Titles by position contained in a zim file
+// Titles are pointers to URLpos index, usefull for indexing cause smaller to store: uint32
+func (z *ZimReader) ListTitlesPtrIterator(cb func(uint32)) {
+	var count uint32
+	for pos := z.titlePtrPos; count < z.ArticleCount; pos += 4 {
+		idx, err := readInt32(z.bytesRangeAt(pos, pos+4))
+		if err != nil {
+			continue
+		}
+		cb(idx)
+		count++
+	}
+}
+
+// return the article at the exact url not using any index
+func (z *ZimReader) GetPageNoIndex(url string) (*Article, error) {
+	// starting at 1 to avoid "con" entry
+	var start uint32
+	stop := z.ArticleCount
+
+	a := new(Article)
+
+	for {
+		pos := (start + stop) / 2
+
+		offset, err := z.OffsetAtURLIdx(pos)
+		if err != nil {
+			return nil, err
+		}
+		err = z.FillArticleAt(a, offset)
+		if err != nil {
+			return nil, err
+		}
+
+		if a.FullURL() == url {
+			return a, nil
+		}
+
+		if a.FullURL() > url {
+			stop = pos
+		} else {
+			start = pos
+		}
+		if stop-start == 1 {
+			break
+		}
+
+	}
+	return nil, errors.WithStack(ErrNotFound)
+}
+
+// get the offset pointing to Article at pos in the URL idx
+func (z *ZimReader) OffsetAtURLIdx(idx uint32) (uint64, error) {
+	offset := z.urlPtrPos + uint64(idx)*8
+	return readInt64(z.bytesRangeAt(offset, offset+8))
+}
+
+// Close & cleanup the zimreader
+func (z *ZimReader) Close() error {
+	return z.f.Close()
+}
+
+func (z *ZimReader) String() string {
+	fi, err := z.f.Stat()
+	if err != nil {
+		return "corrupted zim"
+	}
+	return fmt.Sprintf("Size: %d, ArticleCount: %d urlPtrPos: 0x%x titlePtrPos: 0x%x mimeListPos: 0x%x clusterPtrPos: 0x%x\nMimeTypes: %v",
+		fi.Size(), z.ArticleCount, z.urlPtrPos, z.titlePtrPos, z.mimeListPos, z.clusterPtrPos, z.MimeTypes())
+}
+
+// getBytesRangeAt returns bytes from start to end
+// it's needed to abstract mmap usages rather than read directly on the mmap slices
+func (z *ZimReader) bytesRangeAt(start, end uint64) ([]byte, error) {
+	buf := make([]byte, end-start)
+	n, err := z.f.ReadAt(buf, int64(start))
+	if err != nil {
+		return nil, fmt.Errorf("can't read bytes  %w", err)
+	}
+
+	if n != int(end-start) {
+		return nil, errors.New("can't read enough bytes")
+	}
+
+	return buf, nil
+}
+
+// populate the ZimReader structs with headers
+func (z *ZimReader) readFileHeaders() error {
+	// checking for file type
+	v, err := readInt32(z.bytesRangeAt(0, 0+4))
+	if err != nil || v != zimHeader {
+		return errors.New("not a ZIM file")
+	}
+
+	// checking for version
+	v, err = readInt32(z.bytesRangeAt(4, 4+4))
+	if err != nil {
+		return errors.Wrap(err, "could not read file version")
+	}
+
+	// checking for articles count
+	v, err = readInt32(z.bytesRangeAt(8, 16))
+	if err != nil {
+		return err
+	}
+	z.UUID = v
+
+	// checking for articles count
+	v, err = readInt32(z.bytesRangeAt(24, 24+4))
+	if err != nil {
+		return err
+	}
+	z.ArticleCount = v
+
+	// checking for cluster count
+	v, err = readInt32(z.bytesRangeAt(28, 28+4))
+	if err != nil {
+		return err
+	}
+	z.clusterCount = v
+
+	// checking for urlPtrPos
+	vb, err := readInt64(z.bytesRangeAt(32, 32+8))
+	if err != nil {
+		return err
+	}
+	z.urlPtrPos = vb
+
+	// checking for titlePtrPos
+	vb, err = readInt64(z.bytesRangeAt(40, 40+8))
+	if err != nil {
+		return err
+	}
+	z.titlePtrPos = vb
+
+	// checking for clusterPtrPos
+	vb, err = readInt64(z.bytesRangeAt(48, 48+8))
+	if err != nil {
+		return err
+	}
+	z.clusterPtrPos = vb
+
+	// checking for mimeListPos
+	vb, err = readInt64(z.bytesRangeAt(56, 56+8))
+	if err != nil {
+		return err
+	}
+	z.mimeListPos = vb
+
+	// checking for mainPage
+	v, err = readInt32(z.bytesRangeAt(64, 64+4))
+	if err != nil {
+		return err
+	}
+	z.mainPage = v
+
+	// checking for layoutPage
+	v, err = readInt32(z.bytesRangeAt(68, 68+4))
+	if err != nil {
+		return err
+	}
+	z.layoutPage = v
+
+	spew.Dump(z)
+
+	z.MimeTypes()
+	return nil
+}
+
+// return start and end offsets for cluster at index idx
+func (z *ZimReader) clusterOffsetsAtIdx(idx uint32) (start, end uint64, err error) {
+	offset := z.clusterPtrPos + (uint64(idx) * 8)
+	start, err = readInt64(z.bytesRangeAt(offset, offset+8))
+	if err != nil {
+		return
+	}
+	offset = z.clusterPtrPos + (uint64(idx+1) * 8)
+	end, err = readInt64(z.bytesRangeAt(offset, offset+8))
+	if err != nil {
+		return
+	}
+	end--
+	return
+}

pkg/bundle/oldzim/zim_test.go

@@ -0,0 +1,153 @@
+package zim
+
+import (
+	"path/filepath"
+	"reflect"
+	"runtime"
+	"testing"
+
+	"github.com/pkg/errors"
+)
+
+var testCases = []func(t *testing.T, z *ZimReader){
+	testOpen,
+	testData,
+	testDisplayArticle,
+	testDisplayInfost,
+	testFavicon,
+	testListArticles,
+	testMainPage,
+	testMetadata,
+	testMime,
+	testURLAtIdx,
+}
+
+func TestZim(t *testing.T) {
+	zimFiles, err := filepath.Glob("testdata/*.zim")
+	if err != nil {
+		t.Fatalf("%+v", errors.WithStack(err))
+	}
+
+	for _, zf := range zimFiles {
+		zr, err := NewReader(zf)
+		if err != nil {
+			t.Fatalf("%+v", errors.WithStack(err))
+		}
+
+		base := filepath.Base(zf)
+
+		t.Run(base, func(t *testing.T) {
+			for _, fn := range testCases {
+				testName := runtime.FuncForPC(reflect.ValueOf(fn).Pointer()).Name()
+				t.Run(testName, func(t *testing.T) {
+					fn(t, zr)
+				})
+			}
+		})
+	}
+}
+
+func testOpen(t *testing.T, zr *ZimReader) {
+	if zr.ArticleCount == 0 {
+		t.Errorf("No article found")
+	}
+}
+
+func testMime(t *testing.T, zr *ZimReader) {
+	if len(zr.MimeTypes()) == 0 {
+		t.Errorf("No mime types found")
+	}
+}
+
+func testDisplayInfost(t *testing.T, zr *ZimReader) {
+	info := zr.String()
+	if len(info) < 0 {
+		t.Errorf("Can't read infos")
+	}
+	t.Log(info)
+}
+
+func testURLAtIdx(t *testing.T, zr *ZimReader) {
+	// addr 0 is a redirect
+	p, _ := zr.OffsetAtURLIdx(5)
+	a, _ := zr.ArticleAt(p)
+	if a == nil {
+		t.Errorf("Can't find 1st url")
+	}
+}
+
+func testDisplayArticle(t *testing.T, zr *ZimReader) {
+	// addr 0 is a redirect
+	p, _ := zr.OffsetAtURLIdx(5)
+	a, _ := zr.ArticleAt(p)
+	if a == nil {
+		t.Errorf("Can't find 1st url")
+	}
+
+	t.Log(a)
+}
+
+func testListArticles(t *testing.T, zr *ZimReader) {
+	if testing.Short() {
+		t.Skip("skipping test in short mode.")
+	}
+
+	var i uint32
+
+	for a := range zr.ListArticles() {
+		i++
+		t.Log(a.String())
+	}
+
+	if i == 0 {
+		t.Errorf("Can't find any urls")
+	}
+
+	if i != zr.ArticleCount-1 {
+		t.Errorf("Can't find the exact ArticleCount urls %d vs %d", i, zr.ArticleCount)
+	}
+}
+
+func testMainPage(t *testing.T, zr *ZimReader) {
+	a, _ := zr.MainPage()
+	if a == nil {
+		t.Errorf("Can't find the mainpage article")
+	}
+
+	t.Log(a)
+}
+
+func testFavicon(t *testing.T, zr *ZimReader) {
+	favicon, err := zr.Favicon()
+	if err != nil {
+		t.Errorf("%+v", errors.WithStack(err))
+	}
+	if favicon == nil {
+		t.Errorf("Can't find the favicon article")
+	}
+}
+
+func testMetadata(t *testing.T, zr *ZimReader) {
+	metadata, err := zr.Metadata()
+	if err != nil {
+		t.Errorf("%+v", errors.WithStack(err))
+	}
+	if metadata == nil {
+		t.Errorf("Can't find the metadata")
+	}
+}
+
+func testData(t *testing.T, zr *ZimReader) {
+	// addr 0 is a redirect
+	p, _ := zr.OffsetAtURLIdx(2)
+	a, _ := zr.ArticleAt(p)
+	b, _ := a.Data()
+	data := string(b)
+	if a.EntryType != RedirectEntry {
+		if len(data) == 0 {
+			t.Error("can't read data")
+		}
+	}
+	t.Log(a.String())
+	t.Log(data)
+}

pkg/bundle/oldzim/zstd_reader.go

@@ -0,0 +1,26 @@
+package zim
+
+import (
+	"fmt"
+	"io"
+
+	"github.com/klauspost/compress/zstd"
+)
+
+type ZstdReader struct {
+	*zstd.Decoder
+}
+
+func NewZstdReader(r io.Reader) (*ZstdReader, error) {
+	dec, err := zstd.NewReader(r)
+	if err != nil {
+		return nil, fmt.Errorf("can't read from zstd %w", err)
+	}
+	return &ZstdReader{dec}, nil
+}
+
+func (zr *ZstdReader) Close() error {
+	zr.Decoder.Close()
+
+	return nil
+}

pkg/bundle/zim/content_entry.go

@@ -0,0 +1,233 @@
+package zim
+
+import (
+	"bytes"
+	"encoding/binary"
+	"io"
+	"log"
+
+	"github.com/pkg/errors"
+)
+
+type zimCompression uint8
+
+const (
+	zimCompressionNoneZeno      zimCompression = 0
+	zimCompressionNone          zimCompression = 1
+	zimCompressionNoneZLib      zimCompression = 2
+	zimCompressionNoneBZip2     zimCompression = 3
+	zimCompressionNoneXZ        zimCompression = 4
+	zimCompressionNoneZStandard zimCompression = 5
+)
+
+type ContentEntry struct {
+	*BaseEntry
+	mimeType     string
+	clusterIndex uint32
+	blobIndex    uint32
+}
+
+func (e *ContentEntry) Reader() (io.Reader, error) {
+	data := make([]byte, 8)
+
+	startClusterPtrOffset := e.reader.clusterPtrPos + (uint64(e.clusterIndex) * 8)
+	if err := e.reader.readRange(int64(startClusterPtrOffset), data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	startClusterOffset, err := readUint64(data, binary.LittleEndian)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	endClusterPtrOffset := e.reader.clusterPtrPos + (uint64(e.clusterIndex+1) * 8)
+	if err := e.reader.readRange(int64(endClusterPtrOffset), data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	endClusterOffset, err := readUint64(data, binary.LittleEndian)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	data = make([]byte, 1)
+	if err := e.reader.readRange(int64(startClusterPtrOffset), data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	clusterHeader := uint8(data[0])
+
+	compression := (clusterHeader << 4) >> 4
+	extended := (clusterHeader<<3)>>7 == 1
+
+	log.Printf("%08b %v %04b %d %d %d", clusterHeader, extended, compression, compression, startClusterOffset, endClusterOffset)
+
+	switch compression {
+	case uint8(zimCompressionNoneZeno):
+		fallthrough
+	case uint8(zimCompressionNone):
+
+	case uint8(zimCompressionNoneXZ):
+
+	case uint8(zimCompressionNoneZStandard):
+
+	case uint8(zimCompressionNoneZLib):
+		fallthrough
+	case uint8(zimCompressionNoneBZip2):
+		fallthrough
+	default:
+		// return nil, errors.Wrapf(ErrCompressionAlgorithmNotSupported, "unexpected compression algorithm '%d'", compression)
+
+	}
+
+	var internal []byte
+	buff := bytes.NewBuffer(internal)
+
+	// blob starts at offset, blob ends at offset
+	// var bs, be uint32
+
+	// // LZMA: 4, Zstandard: 5
+	// if compression == 4 || compression == 5 {
+	// 	var blob []byte
+	// 	var ok bool
+	// 	var dec io.ReadCloser
+	// 	if blob, ok = blobLookup(); !ok {
+	// 		b, err := a.z.bytesRangeAt(start+1, end+1)
+	// 		if err != nil {
+	// 			return nil, err
+	// 		}
+	// 		bbuf := bytes.NewBuffer(b)
+	// 		switch compression {
+	// 		case 5:
+	// 			dec, err = NewZstdReader(bbuf)
+
+	// 		case 4:
+	// 			dec, err = NewXZReader(bbuf)
+	// 		}
+	// 		if err != nil {
+	// 			return nil, err
+	// 		}
+	// 		defer dec.Close()
+	// 		// the decoded chunk are around 1MB
+	// 		b, err = ioutil.ReadAll(dec)
+	// 		if err != nil {
+	// 			return nil, err
+	// 		}
+	// 		blob = make([]byte, len(b))
+	// 		copy(blob, b)
+	// 		// TODO: 2 requests for the same blob could occure at the same time
+	// 		bcache.Add(a.cluster, blob)
+	// 	} else {
+	// 		bi, ok := bcache.Get(a.cluster)
+	// 		if !ok {
+	// 			return nil, errors.New("not in cache anymore")
+	// 		}
+	// 		blob = bi.([]byte)
+	// 	}
+
+	// 	bs, err = readInt32(blob[a.blob*4:a.blob*4+4], nil)
+	// 	if err != nil {
+	// 		return nil, err
+	// 	}
+	// 	be, err = readInt32(blob[a.blob*4+4:a.blob*4+4+4], nil)
+	// 	if err != nil {
+	// 		return nil, err
+	// 	}
+
+	// 	// avoid retaining all the chunk
+	// 	c := make([]byte, be-bs)
+	// 	copy(c, blob[bs:be])
+	// 	return c, nil
+
+	// } else if compression == 0 || compression == 1 {
+	// 	// uncompresssed
+	// 	startPos := start + 1
+	// 	blobOffset := uint64(a.blob * 4)
+
+	// 	bs, err := readInt32(a.z.bytesRangeAt(startPos+blobOffset, startPos+blobOffset+4))
+	// 	if err != nil {
+	// 		return nil, err
+	// 	}
+
+	// 	be, err := readInt32(a.z.bytesRangeAt(startPos+blobOffset+4, startPos+blobOffset+4+4))
+	// 	if err != nil {
+	// 		return nil, err
+	// 	}
+
+	// 	return a.z.bytesRangeAt(startPos+uint64(bs), startPos+uint64(be))
+	// }
+
+	return buff, nil
+}
+
+func (e *ContentEntry) Redirect() (*ContentEntry, error) {
+	return e, nil
+}
+
+func (r *Reader) parseContentEntry(offset int64, base *BaseEntry) (*ContentEntry, error) {
+	entry := &ContentEntry{
+		BaseEntry: base,
+	}
+
+	data := make([]byte, 2)
+	if err := r.readRange(offset, data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	mimeTypeIndex, err := readUint16(data, binary.LittleEndian)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	if mimeTypeIndex >= uint16(len(r.mimeTypes)) {
+		return nil, errors.Errorf("mime type index '%d' greater than mime types length '%d'", mimeTypeIndex, len(r.mimeTypes))
+	}
+
+	entry.mimeType = r.mimeTypes[mimeTypeIndex]
+
+	data = make([]byte, 1)
+	if err := r.readRange(offset+3, data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.namespace = Namespace(data[0])
+
+	data = make([]byte, 4)
+	if err := r.readRange(offset+8, data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	clusterIndex, err := readUint32(data, binary.LittleEndian)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.clusterIndex = clusterIndex
+
+	if err := r.readRange(offset+12, data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	blobIndex, err := readUint32(data, binary.LittleEndian)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.blobIndex = blobIndex
+
+	url, read, err := r.readStringAt(offset + 16)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.url = url
+
+	title, _, err := r.readStringAt(offset + 16 + read)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.title = title
+
+	return entry, nil
+}

pkg/bundle/zim/entry.go

@@ -0,0 +1,150 @@
+package zim
+
+import (
+	"encoding/binary"
+
+	"github.com/pkg/errors"
+)
+
+type Namespace string
+
+const (
+	V6NamespaceContent   = "C"
+	V6NamespaceMetadata  = "M"
+	V6NamespaceWellKnown = "W"
+	V6NamespaceSearch    = "X"
+)
+
+const (
+	V5NamespaceLayout              = "-"
+	V5NamespaceArticle             = "A"
+	V5NamespaceArticleMetadata     = "B"
+	V5NamespaceImageFile           = "I"
+	V5NamespaceImageText           = "J"
+	V5NamespaceMetadata            = "M"
+	V5NamespaceCategoryText        = "U"
+	V5NamespaceCategoryArticleList = "V"
+	V5NamespaceCategoryPerArticle  = "W"
+	V5NamespaceSearch              = "X"
+)
+
+type Entry interface {
+	Redirect() (*ContentEntry, error)
+	Namespace() Namespace
+	URL() string
+	Title() string
+}
+
+type BaseEntry struct {
+	mimeTypeIndex uint16
+	namespace     Namespace
+	url           string
+	title         string
+	reader        *Reader
+}
+
+func (e *BaseEntry) Namespace() Namespace {
+	return e.namespace
+}
+
+func (e *BaseEntry) Title() string {
+	if e.title == "" {
+		return e.url
+	}
+
+	return e.title
+}
+
+func (e *BaseEntry) URL() string {
+	return e.url
+}
+
+func (r *Reader) parseBaseEntry(offset int64) (*BaseEntry, error) {
+	entry := &BaseEntry{
+		reader: r,
+	}
+
+	data := make([]byte, 2)
+	if err := r.readRange(offset, data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	mimeTypeIndex, err := readUint16(data, binary.LittleEndian)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.mimeTypeIndex = mimeTypeIndex
+
+	data = make([]byte, 1)
+	if err := r.readRange(offset+3, data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.namespace = Namespace(data[0])
+
+	return entry, nil
+}
+
+type RedirectEntry struct {
+	*BaseEntry
+	redirectIndex uint32
+}
+
+func (e *RedirectEntry) Redirect() (*ContentEntry, error) {
+	if e.redirectIndex >= uint32(len(e.reader.urlIndex)) {
+		return nil, errors.Wrapf(ErrInvalidEntryIndex, "entry index '%d' out of bounds", e.redirectIndex)
+	}
+
+	entryPtr := e.reader.urlIndex[e.redirectIndex]
+	entry, err := e.reader.parseEntryAt(int64(entryPtr))
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry, err = entry.Redirect()
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	contentEntry, ok := entry.(*ContentEntry)
+	if !ok {
+		return nil, errors.WithStack(ErrInvalidRedirect)
+	}
+
+	return contentEntry, nil
+}
+
+func (r *Reader) parseRedirectEntry(offset int64, base *BaseEntry) (*RedirectEntry, error) {
+	entry := &RedirectEntry{
+		BaseEntry: base,
+	}
+
+	data := make([]byte, 4)
+	if err := r.readRange(offset+8, data); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	redirectIndex, err := readUint32(data, binary.LittleEndian)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.redirectIndex = redirectIndex
+
+	url, read, err := r.readStringAt(offset + 12)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.url = url
+
+	title, _, err := r.readStringAt(offset + 12 + read)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	entry.title = title
+
+	return entry, nil
+}

pkg/bundle/zim/entry_iterator.go

@@ -0,0 +1,46 @@
+package zim
+
+import "github.com/pkg/errors"
+
+type EntryIterator struct {
+	index  int
+	entry  Entry
+	err    error
+	reader *Reader
+}
+
+func (it *EntryIterator) Next() bool {
+	if it.err != nil {
+		return false
+	}
+
+	entryCount := it.reader.EntryCount()
+
+	if it.index >= int(entryCount-1) {
+		return false
+	}
+
+	entry, err := it.reader.EntryAt(it.index)
+	if err != nil {
+		it.err = errors.WithStack(err)
+
+		return false
+	}
+
+	it.entry = entry
+	it.index++
+
+	return true
+}
+
+func (it *EntryIterator) Err() error {
+	return it.err
+}
+
+func (it *EntryIterator) Index() int {
+	return it.index
+}
+
+func (it *EntryIterator) Entry() Entry {
+	return it.entry
+}

pkg/bundle/zim/error.go

@@ -0,0 +1,10 @@
+package zim
+
+import "errors"
+
+var (
+	ErrInvalidEntryIndex                = errors.New("invalid entry index")
+	ErrNotFound                         = errors.New("not found")
+	ErrInvalidRedirect                  = errors.New("invalid redirect")
+	ErrCompressionAlgorithmNotSupported = errors.New("compression algorithm not supported")
+)

pkg/bundle/zim/option.go

@@ -0,0 +1,38 @@
+package zim
+
+import "time"
+
+type Options struct {
+	URLCacheSize   int
+	URLCacheTTL    time.Duration
+	TitleCacheSize int
+	TitleCacheTTL  time.Duration
+}
+
+type OptionFunc func(opts *Options)
+
+func NewOptions(funcs ...OptionFunc) *Options {
+	funcs = append([]OptionFunc{
+		WithURLCacheSize(64),
+		WithTitleCacheSize(64),
+	}, funcs...)
+
+	opts := &Options{}
+	for _, fn := range funcs {
+		fn(opts)
+	}
+
+	return opts
+}
+
+func WithURLCacheSize(size int) OptionFunc {
+	return func(opts *Options) {
+		opts.URLCacheSize = size
+	}
+}
+
+func WithTitleCacheSize(size int) OptionFunc {
+	return func(opts *Options) {
+		opts.TitleCacheSize = size
+	}
+}

pkg/bundle/zim/reader.go

@@ -0,0 +1,522 @@
+package zim
+
+import (
+	"encoding/binary"
+	"fmt"
+	"io"
+	"os"
+	"strings"
+
+	lru "github.com/hashicorp/golang-lru/v2"
+	"github.com/pkg/errors"
+)
+
+const zimFormatMagicNumber uint32 = 0x44D495A
+const nullByte = '\x00'
+const zimRedirect = 0xffff
+
+type Reader struct {
+	majorVersion  uint16
+	minorVersion  uint16
+	uuid          string
+	entryCount    uint32
+	clusterCount  uint32
+	urlPtrPos     uint64
+	titlePtrPos   uint64
+	clusterPtrPos uint64
+	mimeListPos   uint64
+	mainPage      uint32
+	layoutPage    uint32
+	checksumPos   uint64
+
+	mimeTypes []string
+
+	urlIndex []uint64
+
+	urlCache   *lru.Cache[string, uint64]
+	titleCache *lru.Cache[string, uint64]
+
+	seeker io.ReadSeekCloser
+}
+
+func (r *Reader) Version() (majorVersion, minorVersion uint16) {
+	return r.majorVersion, r.minorVersion
+}
+
+func (r *Reader) EntryCount() uint32 {
+	return r.entryCount
+}
+
+func (r *Reader) ClusterCount() uint32 {
+	return r.clusterCount
+}
+
+func (r *Reader) UUID() string {
+	return r.uuid
+}
+
+func (r *Reader) Entries() *EntryIterator {
+	return &EntryIterator{
+		reader: r,
+	}
+}
+
+func (r *Reader) EntryAt(idx int) (Entry, error) {
+	if idx >= len(r.urlIndex) || idx < 0 {
+		return nil, errors.Wrapf(ErrInvalidEntryIndex, "index '%d' out of bounds", idx)
+	}
+
+	entryPtr := r.urlIndex[idx]
+
+	entry, err := r.parseEntryAt(int64(entryPtr))
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	r.cacheEntry(entryPtr, entry)
+
+	return entry, nil
+}
+
+func (r *Reader) EntryWithURL(ns Namespace, url string) (Entry, error) {
+	offset, found := r.getEntryOffsetByURLFromCache(ns, url)
+	if found {
+		entry, err := r.parseEntryAt(int64(offset))
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		return entry, nil
+	}
+
+	iterator := r.Entries()
+
+	for iterator.Next() {
+		entry := iterator.Entry()
+
+		if entry.Namespace() == ns && entry.URL() == url {
+			return entry, nil
+		}
+	}
+	if err := iterator.Err(); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return nil, errors.WithStack(ErrNotFound)
+}
+
+func (r *Reader) EntryWithTitle(title string) (Entry, error) {
+	offset, found := r.getEntryOffsetByTitleFromCache(title)
+	if found {
+		entry, err := r.parseEntryAt(int64(offset))
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		return entry, nil
+	}
+
+	iterator := r.Entries()
+
+	for iterator.Next() {
+		entry := iterator.Entry()
+
+		if entry.Title() == title {
+			return entry, nil
+		}
+	}
+	if err := iterator.Err(); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return nil, errors.WithStack(ErrNotFound)
+}
+
+func (r *Reader) getURLCacheKey(entry Entry) string {
+	return fmt.Sprintf("%s/%s", entry.Namespace(), entry.URL())
+}
+
+func (r *Reader) cacheEntry(offset uint64, entry Entry) {
+	urlKey := r.getURLCacheKey(entry)
+	r.urlCache.Add(urlKey, offset)
+	r.titleCache.Add(entry.Title(), offset)
+}
+
+func (r *Reader) getEntryOffsetByURLFromCache(namespace Namespace, url string) (uint64, bool) {
+	key := fmt.Sprintf("%s/%s", namespace, url)
+	return r.urlCache.Get(key)
+}
+
+func (r *Reader) getEntryOffsetByTitleFromCache(title string) (uint64, bool) {
+	return r.titleCache.Get(title)
+}
+
+func (r *Reader) parse() error {
+	if err := r.parseHeader(); err != nil {
+		return errors.WithStack(err)
+	}
+
+	if err := r.parseMimeTypes(); err != nil {
+		return errors.WithStack(err)
+	}
+
+	if err := r.parseURLIndex(); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func (r *Reader) parseHeader() error {
+	magicNumber, err := r.readUint32At(0)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	if magicNumber != zimFormatMagicNumber {
+		return errors.Errorf("invalid zim magic number '%d'", magicNumber)
+	}
+
+	majorVersion, err := r.readUint16At(4)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.majorVersion = majorVersion
+
+	minorVersion, err := r.readUint16At(6)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.minorVersion = minorVersion
+
+	if err := r.parseUUID(); err != nil {
+		return errors.WithStack(err)
+	}
+
+	entryCount, err := r.readUint32At(24)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.entryCount = entryCount
+
+	clusterCount, err := r.readUint32At(28)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.clusterCount = clusterCount
+
+	urlPtrPos, err := r.readUint64At(32)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.urlPtrPos = urlPtrPos
+
+	titlePtrPos, err := r.readUint64At(40)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.titlePtrPos = titlePtrPos
+
+	clusterPtrPos, err := r.readUint64At(48)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.clusterPtrPos = clusterPtrPos
+
+	mimeListPos, err := r.readUint64At(56)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.mimeListPos = mimeListPos
+
+	mainPage, err := r.readUint32At(64)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.mainPage = mainPage
+
+	layoutPage, err := r.readUint32At(68)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.layoutPage = layoutPage
+
+	checksumPos, err := r.readUint64At(72)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.checksumPos = checksumPos
+
+	return nil
+}
+
+func (r *Reader) parseUUID() error {
+	data := make([]byte, 16)
+	if err := r.readRange(8, data); err != nil {
+		return errors.WithStack(err)
+	}
+
+	parts := make([]string, 0, 5)
+
+	val32, err := readUint32(data[0:4], binary.BigEndian)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	parts = append(parts, fmt.Sprintf("%08x", val32))
+
+	val16, err := readUint16(data[4:6], binary.BigEndian)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	parts = append(parts, fmt.Sprintf("%04x", val16))
+
+	val16, err = readUint16(data[6:8], binary.BigEndian)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	parts = append(parts, fmt.Sprintf("%04x", val16))
+
+	val16, err = readUint16(data[8:10], binary.BigEndian)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	parts = append(parts, fmt.Sprintf("%04x", val16))
+
+	val32, err = readUint32(data[10:14], binary.BigEndian)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	val16, err = readUint16(data[14:16], binary.BigEndian)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	parts = append(parts, fmt.Sprintf("%x%x", val32, val16))
+
+	r.uuid = strings.Join(parts, "-")
+
+	return nil
+}
+
+func (r *Reader) parseMimeTypes() error {
+	mimeTypes := make([]string, 0)
+
+	offset := int64(r.mimeListPos)
+	for {
+		mimeType, read, err := r.readStringAt(offset)
+		if err != nil {
+			return errors.WithStack(err)
+		}
+
+		if mimeType == "" {
+			break
+		}
+
+		mimeTypes = append(mimeTypes, mimeType)
+
+		offset += read + 1
+	}
+
+	r.mimeTypes = mimeTypes
+
+	return nil
+}
+
+func (r *Reader) parseURLIndex() error {
+	urlIndex, err := r.parseEntryIndex(int64(r.urlPtrPos))
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	r.urlIndex = urlIndex
+
+	return nil
+}
+
+func (r *Reader) parseEntryAt(offset int64) (Entry, error) {
+	base, err := r.parseBaseEntry(offset)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	var entry Entry
+
+	if base.mimeTypeIndex == zimRedirect {
+		entry, err = r.parseRedirectEntry(offset, base)
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+	} else {
+		entry, err = r.parseContentEntry(offset, base)
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+	}
+
+	return entry, nil
+}
+
+func (r *Reader) parseEntryIndex(startAddr int64) ([]uint64, error) {
+	index := make([]uint64, r.entryCount)
+
+	data := make([]byte, 8)
+	for i := int64(0); i < int64(r.entryCount); i++ {
+		if err := r.readRange(startAddr+i*8, data); err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		ptr, err := readUint64(data, binary.LittleEndian)
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		index[i] = ptr
+	}
+
+	return index, nil
+}
+
+func (r *Reader) readRange(offset int64, v []byte) error {
+	if _, err := r.seeker.Seek(offset, io.SeekStart); err != nil {
+		return errors.WithStack(err)
+	}
+
+	read, err := r.seeker.Read(v)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	if read != len(v) {
+		return errors.New("could not read enough bytes")
+	}
+
+	return nil
+}
+
+func (r *Reader) readUint32At(offset int64) (uint32, error) {
+	data := make([]byte, 4)
+	if err := r.readRange(offset, data); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	value, err := readUint32(data, binary.LittleEndian)
+	if err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return value, nil
+}
+
+func (r *Reader) readUint16At(offset int64) (uint16, error) {
+	data := make([]byte, 2)
+	if err := r.readRange(offset, data); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	value, err := readUint16(data, binary.LittleEndian)
+	if err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return value, nil
+}
+
+func (r *Reader) readUint64At(offset int64) (uint64, error) {
+	data := make([]byte, 8)
+	if err := r.readRange(offset, data); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	value, err := readUint64(data, binary.LittleEndian)
+	if err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return value, nil
+}
+
+func (r *Reader) readStringAt(offset int64) (string, int64, error) {
+	data := make([]byte, 1)
+	var sb strings.Builder
+	read := int64(0)
+	for {
+		if err := r.readRange(offset+read, data); err != nil {
+			return "", read, errors.WithStack(err)
+		}
+
+		if err := sb.WriteByte(data[0]); err != nil {
+			return "", read, errors.WithStack(err)
+		}
+
+		if data[0] == nullByte {
+			str := strings.TrimRight(sb.String(), "\x00")
+			return str, read, nil
+		}
+
+		read++
+	}
+}
+
+func (r *Reader) Close() error {
+	if err := r.seeker.Close(); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func NewReader(seeker io.ReadSeekCloser, funcs ...OptionFunc) (*Reader, error) {
+	opts := NewOptions(funcs...)
+
+	urlCache, err := lru.New[string, uint64](opts.URLCacheSize)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	titleCache, err := lru.New[string, uint64](opts.TitleCacheSize)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	reader := &Reader{
+		seeker:     seeker,
+		urlCache:   urlCache,
+		titleCache: titleCache,
+	}
+
+	if err := reader.parse(); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reader, nil
+}
+
+func Open(path string, funcs ...OptionFunc) (*Reader, error) {
+	file, err := os.OpenFile(path, os.O_RDONLY, os.ModePerm)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	reader, err := NewReader(file, funcs...)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reader, nil
+}

pkg/bundle/zim/reader_test.go

@@ -0,0 +1,83 @@
+package zim
+
+import (
+	"log"
+	"path/filepath"
+	"testing"
+
+	"github.com/davecgh/go-spew/spew"
+	"github.com/pkg/errors"
+)
+
+func TestReader(t *testing.T) {
+	files, err := filepath.Glob("testdata/*.zim")
+	if err != nil {
+		t.Fatalf("%+v", errors.WithStack(err))
+	}
+
+	for _, zf := range files {
+		testName := filepath.Base(zf)
+		t.Run(testName, func(t *testing.T) {
+			reader, err := Open(zf)
+			if err != nil {
+				t.Fatalf("%+v", errors.WithStack(err))
+			}
+
+			defer func() {
+				if err := reader.Close(); err != nil {
+					t.Fatalf("%+v", errors.WithStack(err))
+				}
+			}()
+
+			iterator := reader.Entries()
+			for iterator.Next() {
+				entry := iterator.Entry()
+
+				content, err := entry.Redirect()
+				if err != nil {
+					t.Errorf("%+v", errors.WithStack(err))
+					break
+				}
+
+				log.Printf("%s/%s: %s", content.Namespace(), content.URL(), content.Title())
+
+				contentReader, err := content.Reader()
+				if err != nil {
+					t.Errorf("%+v", errors.WithStack(err))
+					break
+				}
+
+				spew.Dump(contentReader)
+			}
+			if err := iterator.Err(); err != nil {
+				if err != nil {
+					t.Errorf("%+v", errors.WithStack(err))
+				}
+			}
+		})
+
+		// entry, err := reader.EntryWithURL(V6NamespaceContent, "A/a.tile.openstreetmap.org/16/33682/22970.png")
+		// if err != nil {
+		// 	t.Fatalf("%+v", errors.WithStack(err))
+		// }
+
+		// content, err := entry.Redirect()
+		// if err != nil {
+		// 	t.Fatalf("%+v", errors.WithStack(err))
+		// }
+
+		// contentReader, err := content.Reader()
+		// if err != nil {
+		// 	t.Fatalf("%+v", errors.WithStack(err))
+		// 	break
+		// }
+
+		// data, err := io.ReadAll(contentReader)
+		// if err != nil {
+		// 	t.Fatalf("%+v", errors.WithStack(err))
+		// 	break
+		// }
+
+		// spew.Dump(data)
+	}
+}

pkg/bundle/zim/util.go

@@ -0,0 +1,52 @@
+package zim
+
+import (
+	"bytes"
+	"encoding/binary"
+
+	"github.com/pkg/errors"
+)
+
+// read a little endian uint64
+func readUint64(b []byte, order binary.ByteOrder) (uint64, error) {
+	var v uint64
+	buf := bytes.NewBuffer(b)
+	if err := binary.Read(buf, order, &v); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return v, nil
+}
+
+// read a little endian uint32
+func readUint32(b []byte, order binary.ByteOrder) (uint32, error) {
+	var v uint32
+	buf := bytes.NewBuffer(b)
+	if err := binary.Read(buf, order, &v); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return v, nil
+}
+
+// read a little endian uint16
+func readUint16(b []byte, order binary.ByteOrder) (uint16, error) {
+	var v uint16
+	buf := bytes.NewBuffer(b)
+	if err := binary.Read(buf, order, &v); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return v, nil
+}
+
+// read a little endian uint8
+func readUint8(b []byte, order binary.ByteOrder) (uint8, error) {
+	var v uint8
+	buf := bytes.NewBuffer(b)
+	if err := binary.Read(buf, order, &v); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return v, nil
+}

pkg/bundle/zim_bundle.go

@@ -0,0 +1,447 @@
+package bundle
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"io"
+	"io/fs"
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"strconv"
+	"strings"
+	"time"
+
+	"golang.org/x/net/html"
+
+	"forge.cadoles.com/arcad/edge/pkg/bundle/zim"
+	"github.com/pkg/errors"
+	"gitlab.com/wpetit/goweb/logger"
+	"gopkg.in/yaml.v2"
+)
+
+type ZimBundle struct {
+	archivePath string
+}
+
+func (b *ZimBundle) File(filename string) (io.ReadCloser, os.FileInfo, error) {
+	ctx := logger.With(
+		context.Background(),
+		logger.F("filename", filename),
+	)
+
+	logger.Debug(ctx, "opening file")
+
+	switch filename {
+	case "manifest.yml":
+		return b.renderFakeManifest(ctx)
+	case "server/main.js":
+		return b.renderFakeServerMain(ctx)
+	case "public":
+		return b.renderDirectory(ctx, filename)
+	case "public/index.html":
+		return b.redirectToMainPage(ctx, filename)
+
+	default:
+		return b.renderURL(ctx, filename)
+	}
+}
+
+func (b *ZimBundle) Dir(dirname string) ([]os.FileInfo, error) {
+	reader, err := b.openArchive()
+	if err != nil {
+		return nil, err
+	}
+
+	defer func() {
+		if err := reader.Close(); err != nil {
+			panic(errors.WithStack(err))
+		}
+	}()
+
+	files := make([]os.FileInfo, 0)
+	// ctx := context.Background()
+
+	// for _, f := range reader.File {
+	// 	if !strings.HasPrefix(f.Name, dirname) {
+	// 		continue
+	// 	}
+
+	// 	relPath, err := filepath.Rel(dirname, f.Name)
+	// 	if err != nil {
+	// 		return nil, errors.Wrap(err, "could not get relative path")
+	// 	}
+
+	// 	logger.Debug(
+	// 		ctx, "checking file prefix",
+	// 		logger.F("dirname", dirname),
+	// 		logger.F("filename", f.Name),
+	// 		logger.F("relpath", relPath),
+	// 	)
+
+	// 	if relPath == filepath.Base(f.Name) {
+	// 		files = append(files, f.FileInfo())
+	// 	}
+	// }
+
+	return files, nil
+}
+
+func (b *ZimBundle) renderFakeManifest(ctx context.Context) (io.ReadCloser, os.FileInfo, error) {
+	reader, err := b.openArchive()
+	if err != nil {
+		return nil, nil, errors.WithStack(err)
+	}
+
+	defer func() {
+		if err := reader.Close(); err != nil {
+			panic(errors.WithStack(err))
+		}
+	}()
+
+	metadata, err := reader.Metadata()
+	if err != nil {
+		return nil, nil, errors.WithStack(err)
+	}
+
+	manifest := map[string]any{}
+
+	manifest["version"] = "0.0.0"
+
+	if name, exists := metadata[zim.MetadataName]; exists {
+		replacer := strings.NewReplacer(
+			"_", "",
+			" ", "",
+		)
+
+		manifest["id"] = strings.ToLower(replacer.Replace(name)) + ".zim.edge.app"
+	} else {
+		manifest["id"] = strconv.FormatUint(uint64(reader.UUID), 10) + ".zim.edge.app"
+	}
+
+	if title, exists := metadata[zim.MetadataTitle]; exists {
+		manifest["title"] = title
+	} else {
+		manifest["title"] = "Unknown"
+	}
+
+	if description, exists := metadata[zim.MetadataDescription]; exists {
+		manifest["description"] = description
+	}
+
+	favicon, err := reader.Favicon()
+	if err != nil && !errors.Is(err, zim.ErrNotFound) {
+		return nil, nil, errors.WithStack(err)
+	}
+
+	if favicon != nil {
+		manifestMeta, exists := manifest["metadata"].(map[string]any)
+		if !exists {
+			manifestMeta = make(map[string]any)
+			manifest["metadata"] = manifestMeta
+		}
+
+		paths, exists := manifestMeta["paths"].(map[string]any)
+		if !exists {
+			paths = make(map[string]any)
+			manifestMeta["paths"] = paths
+		}
+
+		paths["icon"] = "/" + favicon.FullURL()
+	}
+
+	data, err := yaml.Marshal(manifest)
+	if err != nil {
+		return nil, nil, errors.WithStack(err)
+	}
+
+	stat := &zimFileInfo{
+		isDir:   false,
+		modTime: time.Time{},
+		mode:    0,
+		name:    "manifest.yml",
+		size:    int64(len(data)),
+	}
+
+	buf := bytes.NewBuffer(data)
+	file := ioutil.NopCloser(buf)
+
+	return file, stat, nil
+}
+
+func (b *ZimBundle) renderFakeServerMain(ctx context.Context) (io.ReadCloser, os.FileInfo, error) {
+	stat := &zimFileInfo{
+		isDir:   false,
+		modTime: time.Time{},
+		mode:    0,
+		name:    "server/main.js",
+		size:    0,
+	}
+
+	buf := bytes.NewBuffer(nil)
+	file := ioutil.NopCloser(buf)
+
+	return file, stat, nil
+}
+
+func (b *ZimBundle) renderURL(ctx context.Context, url string) (io.ReadCloser, os.FileInfo, error) {
+	zr, err := b.openArchive()
+	if err != nil {
+		return nil, nil, errors.WithStack(err)
+	}
+
+	defer func() {
+		if err := zr.Close(); err != nil {
+			panic(errors.WithStack(err))
+		}
+	}()
+
+	filename := filepath.Base(url)
+	url = strings.TrimPrefix(url, "public/")
+
+	article, err := zr.GetPageNoIndex(url)
+	if err != nil {
+		if errors.Is(err, zim.ErrNotFound) {
+			return nil, nil, errors.WithStack(fs.ErrNotExist)
+		}
+
+		return nil, nil, errors.WithStack(err)
+	}
+
+	if article.EntryType == zim.RedirectEntry {
+		redirectIndex, err := article.RedirectIndex()
+		if err != nil {
+			return nil, nil, errors.WithStack(err)
+		}
+
+		ra, err := zr.ArticleAtURLIdx(redirectIndex)
+		if err != nil {
+			return nil, nil, errors.WithStack(err)
+		}
+
+		return b.renderRedirect(ctx, filename, ra.FullURL())
+	}
+
+	data, err := article.Data()
+	if err != nil {
+		return nil, nil, errors.WithStack(err)
+	}
+
+	mimeType := article.MimeType()
+	if mimeType == "text/html" {
+		injected, err := b.injectEdgeScriptTag(data)
+		if err != nil {
+			logger.Error(ctx, "could not inject edge script", logger.E(errors.WithStack(err)))
+		} else {
+			data = injected
+		}
+	}
+
+	zimFile := &zimFile{
+		fileInfo: &zimFileInfo{
+			isDir:   false,
+			modTime: time.Time{},
+			mode:    0,
+			name:    filename,
+			size:    int64(len(data)),
+		},
+		buff: bytes.NewBuffer(data),
+	}
+
+	return zimFile, zimFile.fileInfo, nil
+}
+
+func (b *ZimBundle) renderDirectory(ctx context.Context, filename string) (io.ReadCloser, os.FileInfo, error) {
+	zr, err := b.openArchive()
+	if err != nil {
+		return nil, nil, errors.WithStack(err)
+	}
+
+	defer func() {
+		if err := zr.Close(); err != nil {
+			panic(errors.WithStack(err))
+		}
+	}()
+
+	zimFile := &zimFile{
+		fileInfo: &zimFileInfo{
+			isDir:   true,
+			modTime: time.Time{},
+			mode:    0,
+			name:    filename,
+			size:    0,
+		},
+		buff: bytes.NewBuffer(nil),
+	}
+
+	return zimFile, zimFile.fileInfo, nil
+}
+
+func (b *ZimBundle) renderRedirect(ctx context.Context, filename string, to string) (io.ReadCloser, os.FileInfo, error) {
+	logger.Debug(ctx, "rendering redirect", logger.F("url", to))
+
+	data := fmt.Sprintf(`
+	<html>
+		<head>
+			<meta http-equiv="refresh" content="0; url=/%s" />
+		</head>
+	</html>
+	`, to)
+
+	stat := &zimFileInfo{
+		isDir:   false,
+		modTime: time.Time{},
+		mode:    0,
+		name:    filename,
+		size:    int64(len(data)),
+	}
+
+	buf := bytes.NewBuffer([]byte(data))
+	reader := ioutil.NopCloser(buf)
+
+	return reader, stat, nil
+}
+
+func (b *ZimBundle) redirectToMainPage(ctx context.Context, filename string) (io.ReadCloser, os.FileInfo, error) {
+	zr, err := b.openArchive()
+	if err != nil {
+		return nil, nil, errors.WithStack(err)
+	}
+
+	defer func() {
+		if err := zr.Close(); err != nil {
+			panic(errors.WithStack(err))
+		}
+	}()
+
+	main, err := zr.MainPage()
+	if err != nil {
+		return nil, nil, errors.WithStack(err)
+	}
+
+	return b.renderRedirect(ctx, filename, main.FullURL())
+}
+
+func (b *ZimBundle) injectEdgeScriptTag(data []byte) ([]byte, error) {
+	buff := bytes.NewBuffer(data)
+	doc, err := html.Parse(buff)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	var f func(*html.Node) bool
+	f = func(n *html.Node) bool {
+		if n.Type == html.ElementNode && n.Data == "head" {
+			script := &html.Node{
+				Type: html.ElementNode,
+				Data: "script",
+				Attr: []html.Attribute{
+					{
+						Key: "src",
+						Val: "/edge/sdk/client.js",
+					},
+				},
+			}
+
+			n.AppendChild(script)
+
+			return false
+		}
+
+		for c := n.FirstChild; c != nil; c = c.NextSibling {
+			if keepWalking := f(c); !keepWalking {
+				return false
+			}
+		}
+
+		return true
+	}
+
+	f(doc)
+
+	buff.Reset()
+
+	if err := html.Render(buff, doc); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return buff.Bytes(), nil
+}
+
+func (b *ZimBundle) openArchive() (*zim.ZimReader, error) {
+	zm, err := zim.NewReader(b.archivePath)
+	if err != nil {
+		return nil, errors.Wrapf(err, "could not open '%v'", b.archivePath)
+	}
+
+	return zm, nil
+}
+
+func NewZimBundle(archivePath string) *ZimBundle {
+	return &ZimBundle{
+		archivePath: archivePath,
+	}
+}
+
+type zimFile struct {
+	fileInfo *zimFileInfo
+	buff     *bytes.Buffer
+}
+
+// Close implements fs.File.
+func (f *zimFile) Close() error {
+	return nil
+}
+
+// Read implements fs.File.
+func (f *zimFile) Read(d []byte) (int, error) {
+	return f.buff.Read(d)
+}
+
+// Stat implements fs.File.
+func (f *zimFile) Stat() (fs.FileInfo, error) {
+	return f.fileInfo, nil
+}
+
+var _ fs.File = &zimFile{}
+
+type zimFileInfo struct {
+	isDir   bool
+	modTime time.Time
+	mode    fs.FileMode
+	name    string
+	size    int64
+}
+
+// IsDir implements fs.FileInfo.
+func (i *zimFileInfo) IsDir() bool {
+	return i.isDir
+}
+
+// ModTime implements fs.FileInfo.
+func (i *zimFileInfo) ModTime() time.Time {
+	return i.modTime
+}
+
+// Mode implements fs.FileInfo.
+func (i *zimFileInfo) Mode() fs.FileMode {
+	return i.mode
+}
+
+// Name implements fs.FileInfo.
+func (i *zimFileInfo) Name() string {
+	return i.name
+}
+
+// Size implements fs.FileInfo.
+func (i *zimFileInfo) Size() int64 {
+	return i.size
+}
+
+// Sys implements fs.FileInfo.
+func (*zimFileInfo) Sys() any {
+	return nil
+}
+
+var _ fs.FileInfo = &zimFileInfo{}

pkg/http/handler.go

@@ -97,6 +97,10 @@ func NewHandler(funcs ...HandlerOptionFunc) *Handler {
 		bus:                   opts.Bus,
 	}
 
+	for _, middleware := range opts.HTTPMiddlewares {
+		router.Use(middleware)
+	}
+
 	router.Route("/edge", func(r chi.Router) {
 		r.Route("/sdk", func(r chi.Router) {
 			r.Get("/client.js", handler.handleSDKClient)

pkg/http/options.go

@@ -18,6 +18,7 @@ type HandlerOptions struct {
 	UploadMaxFileSize     int64
 	HTTPClient            *http.Client
 	HTTPMounts            []func(r chi.Router)
+	HTTPMiddlewares       []func(next http.Handler) http.Handler
 }
 
 func defaultHandlerOptions() *HandlerOptions {
@@ -35,6 +36,7 @@ func defaultHandlerOptions() *HandlerOptions {
 			Timeout: time.Second * 30,
 		},
 		HTTPMounts:      make([]func(r chi.Router), 0),
+		HTTPMiddlewares: make([]func(http.Handler) http.Handler, 0),
 	}
 }
 
@@ -75,3 +77,9 @@ func WithHTTPMounts(mounts ...func(r chi.Router)) HandlerOptionFunc {
 		opts.HTTPMounts = mounts
 	}
 }
+
+func WithHTTPMiddlewares(middlewares ...func(http.Handler) http.Handler) HandlerOptionFunc {
+	return func(opts *HandlerOptions) {
+		opts.HTTPMiddlewares = middlewares
+	}
+}

pkg/jwtutil/error.go

@@ -1,5 +1,6 @@
-package auth
+package jwtutil
 
 import "errors"
 
 var ErrUnauthenticated = errors.New("unauthenticated")
+var ErrNoKeySet = errors.New("no keyset")

pkg/jwtutil/io.go

@@ -0,0 +1,71 @@
+package jwtutil
+
+import (
+	"crypto/rand"
+	"crypto/rsa"
+	"os"
+
+	"github.com/lestrrat-go/jwx/v2/jwk"
+	"github.com/pkg/errors"
+)
+
+func LoadOrGenerateKey(path string, defaultKeySize int) (jwk.Key, error) {
+	key, err := LoadKey(path)
+	if err != nil {
+		if !errors.Is(err, os.ErrNotExist) {
+			return nil, errors.WithStack(err)
+		}
+
+		key, err = GenerateKey(defaultKeySize)
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		if err := SaveKey(path, key); err != nil {
+			return nil, errors.WithStack(err)
+		}
+	}
+
+	return key, nil
+}
+
+func LoadKey(path string) (jwk.Key, error) {
+	data, err := os.ReadFile(path)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	key, err := jwk.ParseKey(data, jwk.WithPEM(true))
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return key, nil
+}
+
+func SaveKey(path string, key jwk.Key) error {
+	data, err := jwk.Pem(key)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	if err := os.WriteFile(path, data, os.FileMode(0600)); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func GenerateKey(keySize int) (jwk.Key, error) {
+	rsaKey, err := rsa.GenerateKey(rand.Reader, keySize)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	key, err := jwk.FromRaw(rsaKey)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return key, nil
+}

pkg/jwtutil/key.go

@@ -0,0 +1,77 @@
+package jwtutil
+
+import (
+	"strings"
+
+	"github.com/lestrrat-go/jwx/v2/jwa"
+	"github.com/lestrrat-go/jwx/v2/jwk"
+	"github.com/pkg/errors"
+)
+
+func AddKeyWithSigningAlgo(keySet jwk.Set, key jwk.Key, signingAlgorithm jwa.SignatureAlgorithm) error {
+	addedKey := key
+
+	if !strings.HasPrefix(string(signingAlgorithm), "HS") {
+		publicKey, err := key.PublicKey()
+		if err != nil {
+			return errors.WithStack(err)
+		}
+
+		addedKey = publicKey
+	}
+
+	if err := addedKey.Set(jwk.AlgorithmKey, signingAlgorithm); err != nil {
+		return errors.WithStack(err)
+	}
+
+	if err := keySet.AddKey(addedKey); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func NewKeySet(keys ...jwk.Key) (jwk.Set, error) {
+	set := jwk.NewSet()
+
+	for _, k := range keys {
+		if err := set.AddKey(k); err != nil {
+			return nil, errors.WithStack(err)
+		}
+	}
+
+	return set, nil
+}
+
+func NewSymmetricKey(secret []byte) (jwk.Key, error) {
+	key, err := jwk.FromRaw(secret)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	if err := key.Set(jwk.AlgorithmKey, jwa.HS256); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return key, nil
+}
+
+func NewSymmetricKeySet(secrets ...[]byte) (jwk.Set, error) {
+	keys := make([]jwk.Key, len(secrets))
+
+	for idx, sec := range secrets {
+		key, err := NewSymmetricKey(sec)
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		keys[idx] = key
+	}
+
+	keySet, err := NewKeySet(keys...)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return keySet, nil
+}

pkg/jwtutil/request.go

@@ -0,0 +1,119 @@
+package jwtutil
+
+import (
+	"net/http"
+	"strings"
+
+	"github.com/lestrrat-go/jwx/v2/jwk"
+	"github.com/lestrrat-go/jwx/v2/jwt"
+	"github.com/pkg/errors"
+)
+
+type TokenFinderFunc func(r *http.Request) (string, error)
+
+type FindTokenOptions struct {
+	Finders []TokenFinderFunc
+}
+
+type FindTokenOptionFunc func(*FindTokenOptions)
+
+type GetKeySetFunc func() (jwk.Set, error)
+
+func WithFinders(finders ...TokenFinderFunc) FindTokenOptionFunc {
+	return func(opts *FindTokenOptions) {
+		opts.Finders = finders
+	}
+}
+
+func NewFindTokenOptions(funcs ...FindTokenOptionFunc) *FindTokenOptions {
+	opts := &FindTokenOptions{
+		Finders: []TokenFinderFunc{
+			FindTokenFromAuthorizationHeader,
+		},
+	}
+
+	for _, fn := range funcs {
+		fn(opts)
+	}
+
+	return opts
+}
+
+func FindTokenFromAuthorizationHeader(r *http.Request) (string, error) {
+	authorization := r.Header.Get("Authorization")
+
+	// Retrieve token from Authorization header
+	rawToken := strings.TrimPrefix(authorization, "Bearer ")
+
+	return rawToken, nil
+}
+
+func FindTokenFromQueryString(name string) TokenFinderFunc {
+	return func(r *http.Request) (string, error) {
+		return r.URL.Query().Get(name), nil
+	}
+}
+
+func FindTokenFromCookie(cookieName string) TokenFinderFunc {
+	return func(r *http.Request) (string, error) {
+		cookie, err := r.Cookie(cookieName)
+		if err != nil && !errors.Is(err, http.ErrNoCookie) {
+			return "", errors.WithStack(err)
+		}
+
+		if cookie == nil {
+			return "", nil
+		}
+
+		return cookie.Value, nil
+	}
+}
+
+func FindRawToken(r *http.Request, funcs ...FindTokenOptionFunc) (string, error) {
+	opts := NewFindTokenOptions(funcs...)
+
+	var rawToken string
+	var err error
+
+	for _, find := range opts.Finders {
+		rawToken, err = find(r)
+		if err != nil {
+			return "", errors.WithStack(err)
+		}
+
+		if rawToken == "" {
+			continue
+		}
+
+		break
+	}
+
+	if rawToken == "" {
+		return "", errors.WithStack(ErrUnauthenticated)
+	}
+
+	return rawToken, nil
+}
+
+func FindToken(r *http.Request, getKeySet GetKeySetFunc, funcs ...FindTokenOptionFunc) (jwt.Token, error) {
+	rawToken, err := FindRawToken(r, funcs...)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	keySet, err := getKeySet()
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	if keySet == nil {
+		return nil, errors.WithStack(ErrNoKeySet)
+	}
+
+	token, err := Parse([]byte(rawToken), keySet)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return token, nil
+}

pkg/jwtutil/token.go

@@ -0,0 +1,53 @@
+package jwtutil
+
+import (
+	"time"
+
+	"github.com/lestrrat-go/jwx/v2/jwa"
+	"github.com/lestrrat-go/jwx/v2/jwk"
+	"github.com/lestrrat-go/jwx/v2/jws"
+	"github.com/lestrrat-go/jwx/v2/jwt"
+	"github.com/oklog/ulid/v2"
+	"github.com/pkg/errors"
+)
+
+func SignedToken(key jwk.Key, signingAlgorithm jwa.SignatureAlgorithm, claims map[string]any) ([]byte, error) {
+	token := jwt.New()
+
+	if err := token.Set(jwt.NotBeforeKey, time.Now()); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	if err := token.Set(jwt.JwtIDKey, ulid.Make().String()); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	for key, value := range claims {
+		if err := token.Set(key, value); err != nil {
+			return nil, errors.Wrapf(err, "could not set claim '%s' with value '%v'", key, value)
+		}
+	}
+
+	if err := token.Set(jwk.AlgorithmKey, signingAlgorithm); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	rawToken, err := jwt.Sign(token, jwt.WithKey(signingAlgorithm, key))
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return rawToken, nil
+}
+
+func Parse(rawToken []byte, keySet jwk.Set) (jwt.Token, error) {
+	token, err := jwt.Parse(rawToken,
+		jwt.WithKeySet(keySet, jws.WithRequireKid(false)),
+		jwt.WithValidate(true),
+	)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return token, nil
+}

pkg/module/auth/http/jwt.go

@@ -1,35 +0,0 @@
-package http
-
-import (
-	"time"
-
-	"github.com/lestrrat-go/jwx/v2/jwa"
-	"github.com/lestrrat-go/jwx/v2/jwk"
-	"github.com/lestrrat-go/jwx/v2/jwt"
-	"github.com/pkg/errors"
-)
-
-func generateSignedToken(algo jwa.KeyAlgorithm, key jwk.Key, claims map[string]any) ([]byte, error) {
-	token := jwt.New()
-
-	if err := token.Set(jwt.NotBeforeKey, time.Now()); err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	for key, value := range claims {
-		if err := token.Set(key, value); err != nil {
-			return nil, errors.Wrapf(err, "could not set claim '%s' with value '%v'", key, value)
-		}
-	}
-
-	if err := token.Set(jwk.AlgorithmKey, jwa.HS256); err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	rawToken, err := jwt.Sign(token, jwt.WithKey(algo, key))
-	if err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	return rawToken, nil
-}

pkg/module/auth/http/local_handler.go

@@ -7,6 +7,7 @@ import (
 
 	_ "embed"
 
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
 	"forge.cadoles.com/arcad/edge/pkg/module/auth"
 	"forge.cadoles.com/arcad/edge/pkg/module/auth/http/passwd"
 	"github.com/go-chi/chi/v5"
@@ -31,8 +32,8 @@ func init() {
 
 type LocalHandler struct {
 	router           chi.Router
-	algo            jwa.KeyAlgorithm
 	key              jwk.Key
+	signingAlgorithm jwa.SignatureAlgorithm
 	getCookieDomain  GetCookieDomainFunc
 	cookieDuration   time.Duration
 	accounts         map[string]LocalAccount
@@ -112,7 +113,7 @@ func (h *LocalHandler) handleForm(w http.ResponseWriter, r *http.Request) {
 
 	account.Claims[auth.ClaimIssuer] = "local"
 
-	token, err := generateSignedToken(h.algo, h.key, account.Claims)
+	token, err := jwtutil.SignedToken(h.key, h.signingAlgorithm, account.Claims)
 	if err != nil {
 		logger.Error(ctx, "could not generate signed token", logger.E(errors.WithStack(err)))
 		http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
@@ -181,15 +182,15 @@ func (h *LocalHandler) authenticate(username, password string) (*LocalAccount, e
 	return &account, nil
 }
 
-func NewLocalHandler(algo jwa.KeyAlgorithm, key jwk.Key, funcs ...LocalHandlerOptionFunc) *LocalHandler {
+func NewLocalHandler(key jwk.Key, signingAlgorithm jwa.SignatureAlgorithm, funcs ...LocalHandlerOptionFunc) *LocalHandler {
 	opts := defaultLocalHandlerOptions()
 	for _, fn := range funcs {
 		fn(opts)
 	}
 
 	handler := &LocalHandler{
-		algo:            algo,
 		key:              key,
+		signingAlgorithm: signingAlgorithm,
 		accounts:         toAccountsMap(opts.Accounts),
 		getCookieDomain:  opts.GetCookieDomain,
 		cookieDuration:   opts.CookieDuration,

pkg/module/auth/jwt.go

@@ -1,109 +0,0 @@
-package auth
-
-import (
-	"context"
-	"net/http"
-	"strings"
-
-	"github.com/lestrrat-go/jwx/v2/jwk"
-	"github.com/lestrrat-go/jwx/v2/jws"
-	"github.com/lestrrat-go/jwx/v2/jwt"
-	"github.com/pkg/errors"
-)
-
-const (
-	CookieName string = "edge-auth"
-)
-
-type GetKeySetFunc func() (jwk.Set, error)
-
-func WithJWT(getKeySet GetKeySetFunc) OptionFunc {
-	return func(o *Option) {
-		o.GetClaims = func(ctx context.Context, r *http.Request, names ...string) ([]string, error) {
-			claim, err := getClaims[string](r, getKeySet, names...)
-			if err != nil {
-				return nil, errors.WithStack(err)
-			}
-
-			return claim, nil
-		}
-	}
-}
-
-func FindToken(r *http.Request, getKeySet GetKeySetFunc) (jwt.Token, error) {
-	authorization := r.Header.Get("Authorization")
-
-	// Retrieve token from Authorization header
-	rawToken := strings.TrimPrefix(authorization, "Bearer ")
-
-	// Retrieve token from ?edge-auth=<value>
-	if rawToken == "" {
-		rawToken = r.URL.Query().Get(CookieName)
-	}
-
-	if rawToken == "" {
-		cookie, err := r.Cookie(CookieName)
-		if err != nil && !errors.Is(err, http.ErrNoCookie) {
-			return nil, errors.WithStack(err)
-		}
-
-		if cookie != nil {
-			rawToken = cookie.Value
-		}
-	}
-
-	if rawToken == "" {
-		return nil, errors.WithStack(ErrUnauthenticated)
-	}
-
-	keySet, err := getKeySet()
-	if err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	if keySet == nil {
-		return nil, errors.New("no keyset")
-	}
-
-	token, err := jwt.Parse([]byte(rawToken),
-		jwt.WithKeySet(keySet, jws.WithRequireKid(false)),
-		jwt.WithValidate(true),
-	)
-	if err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	return token, nil
-}
-
-func getClaims[T any](r *http.Request, getKeySet GetKeySetFunc, names ...string) ([]T, error) {
-	token, err := FindToken(r, getKeySet)
-	if err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	ctx := r.Context()
-
-	mapClaims, err := token.AsMap(ctx)
-	if err != nil {
-		return nil, errors.WithStack(err)
-	}
-
-	claims := make([]T, len(names))
-
-	for idx, n := range names {
-		rawClaim, exists := mapClaims[n]
-		if !exists {
-			continue
-		}
-
-		claim, ok := rawClaim.(T)
-		if !ok {
-			return nil, errors.Errorf("unexpected claim '%s' to be of type '%T', got '%T'", n, new(T), rawClaim)
-		}
-
-		claims[idx] = claim
-	}
-
-	return claims, nil
-}

pkg/module/auth/middleware/anonymous_user.go

@@ -0,0 +1,117 @@
+package middleware
+
+import (
+	"crypto/rand"
+	"fmt"
+	"math/big"
+	"net/http"
+	"time"
+
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
+	"forge.cadoles.com/arcad/edge/pkg/module/auth"
+	"github.com/google/uuid"
+	"github.com/lestrrat-go/jwx/v2/jwa"
+	"github.com/lestrrat-go/jwx/v2/jwk"
+	"github.com/pkg/errors"
+	"gitlab.com/wpetit/goweb/logger"
+)
+
+const AnonIssuer = "anon"
+
+func AnonymousUser(key jwk.Key, signingAlgorithm jwa.SignatureAlgorithm, funcs ...AnonymousUserOptionFunc) func(next http.Handler) http.Handler {
+	opts := defaultAnonymousUserOptions()
+	for _, fn := range funcs {
+		fn(opts)
+	}
+
+	return func(next http.Handler) http.Handler {
+		handler := func(w http.ResponseWriter, r *http.Request) {
+			rawToken, err := jwtutil.FindRawToken(r, jwtutil.WithFinders(
+				jwtutil.FindTokenFromAuthorizationHeader,
+				jwtutil.FindTokenFromQueryString(auth.CookieName),
+				jwtutil.FindTokenFromCookie(auth.CookieName),
+			))
+
+			// If request already has a raw token, we do nothing
+			if rawToken != "" && err == nil {
+				next.ServeHTTP(w, r)
+				return
+			}
+
+			ctx := r.Context()
+
+			uuid, err := uuid.NewUUID()
+			if err != nil {
+				logger.Error(ctx, "could not generate uuid for anonymous user", logger.E(errors.WithStack(err)))
+				http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+
+				return
+			}
+
+			subject := fmt.Sprintf("%s-%s", AnonIssuer, uuid.String())
+			preferredUsername, err := generateRandomPreferredUsername(8)
+			if err != nil {
+				logger.Error(ctx, "could not generate preferred username for anonymous user", logger.E(errors.WithStack(err)))
+				http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+
+				return
+			}
+
+			claims := map[string]any{
+				auth.ClaimSubject:           subject,
+				auth.ClaimIssuer:            AnonIssuer,
+				auth.ClaimPreferredUsername: preferredUsername,
+				auth.ClaimEdgeRole:          opts.Role,
+				auth.ClaimEdgeEntrypoint:    opts.Entrypoint,
+				auth.ClaimEdgeTenant:        opts.Tenant,
+			}
+
+			token, err := jwtutil.SignedToken(key, signingAlgorithm, claims)
+			if err != nil {
+				logger.Error(ctx, "could not generate signed token", logger.E(errors.WithStack(err)))
+				http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+
+				return
+			}
+
+			cookieDomain, err := opts.GetCookieDomain(r)
+			if err != nil {
+				logger.Error(ctx, "could not retrieve cookie domain", logger.E(errors.WithStack(err)))
+				http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+
+				return
+			}
+
+			cookie := http.Cookie{
+				Name:     auth.CookieName,
+				Value:    string(token),
+				Domain:   cookieDomain,
+				HttpOnly: false,
+				Expires:  time.Now().Add(opts.CookieDuration),
+				Path:     "/",
+			}
+
+			http.SetCookie(w, &cookie)
+
+			next.ServeHTTP(w, r)
+		}
+
+		return http.HandlerFunc(handler)
+	}
+}
+
+func generateRandomPreferredUsername(size int) (string, error) {
+	var letters = []rune("0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ")
+	max := big.NewInt(int64(len(letters)))
+
+	b := make([]rune, size)
+	for i := range b {
+		idx, err := rand.Int(rand.Reader, max)
+		if err != nil {
+			return "", errors.WithStack(err)
+		}
+		b[i] = letters[idx.Int64()]
+	}
+
+	return fmt.Sprintf("Anon %s", string(b)), nil
+}

pkg/module/auth/middleware/options.go

@@ -0,0 +1,57 @@
+package middleware
+
+import (
+	"net/http"
+	"time"
+)
+
+type GetCookieDomainFunc func(r *http.Request) (string, error)
+
+func defaultGetCookieDomain(r *http.Request) (string, error) {
+	return "", nil
+}
+
+type AnonymousUserOptions struct {
+	GetCookieDomain GetCookieDomainFunc
+	CookieDuration  time.Duration
+	Tenant          string
+	Entrypoint      string
+	Role            string
+}
+
+type AnonymousUserOptionFunc func(*AnonymousUserOptions)
+
+func defaultAnonymousUserOptions() *AnonymousUserOptions {
+	return &AnonymousUserOptions{
+		GetCookieDomain: defaultGetCookieDomain,
+		CookieDuration:  24 * time.Hour,
+		Tenant:          "",
+		Entrypoint:      "",
+		Role:            "",
+	}
+}
+
+func WithCookieOptions(getCookieDomain GetCookieDomainFunc, duration time.Duration) AnonymousUserOptionFunc {
+	return func(opts *AnonymousUserOptions) {
+		opts.GetCookieDomain = getCookieDomain
+		opts.CookieDuration = duration
+	}
+}
+
+func WithTenant(tenant string) AnonymousUserOptionFunc {
+	return func(opts *AnonymousUserOptions) {
+		opts.Tenant = tenant
+	}
+}
+
+func WithEntrypoint(entrypoint string) AnonymousUserOptionFunc {
+	return func(opts *AnonymousUserOptions) {
+		opts.Entrypoint = entrypoint
+	}
+}
+
+func WithRole(role string) AnonymousUserOptionFunc {
+	return func(opts *AnonymousUserOptions) {
+		opts.Role = role
+	}
+}

pkg/module/auth/module.go

@@ -5,12 +5,17 @@ import (
 
 	"forge.cadoles.com/arcad/edge/pkg/app"
 	edgeHTTP "forge.cadoles.com/arcad/edge/pkg/http"
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
 	"forge.cadoles.com/arcad/edge/pkg/module/util"
 	"github.com/dop251/goja"
 	"github.com/pkg/errors"
 	"gitlab.com/wpetit/goweb/logger"
 )
 
+const (
+	CookieName string = "edge-auth"
+)
+
 const (
 	ClaimSubject           = "sub"
 	ClaimIssuer            = "iss"
@@ -22,7 +27,7 @@ const (
 
 type Module struct {
 	server     *app.Server
-	getClaims GetClaimsFunc
+	getClaimFn GetClaimFunc
 }
 
 func (m *Module) Name() string {
@@ -68,9 +73,9 @@ func (m *Module) getClaim(call goja.FunctionCall, rt *goja.Runtime) goja.Value {
 		panic(rt.ToValue(errors.New("could not find http request in context")))
 	}
 
-	claim, err := m.getClaims(ctx, req, claimName)
+	claim, err := m.getClaimFn(ctx, req, claimName)
 	if err != nil {
-		if errors.Is(err, ErrUnauthenticated) {
+		if errors.Is(err, jwtutil.ErrUnauthenticated) {
 			return nil
 		}
 
@@ -78,11 +83,7 @@ func (m *Module) getClaim(call goja.FunctionCall, rt *goja.Runtime) goja.Value {
 		return nil
 	}
 
-	if len(claim) == 0 || claim[0] == "" {
-		return nil
-	}
-
-	return rt.ToValue(claim[0])
+	return rt.ToValue(claim)
 }
 
 func ModuleFactory(funcs ...OptionFunc) app.ServerModuleFactory {
@@ -94,7 +95,7 @@ func ModuleFactory(funcs ...OptionFunc) app.ServerModuleFactory {
 	return func(server *app.Server) app.ServerModule {
 		return &Module{
 			server:     server,
-			getClaims: opt.GetClaims,
+			getClaimFn: opt.GetClaim,
 		}
 	}
 }

pkg/module/auth/module_test.go

@@ -10,6 +10,7 @@ import (
 	"cdr.dev/slog"
 	"forge.cadoles.com/arcad/edge/pkg/app"
 	edgeHTTP "forge.cadoles.com/arcad/edge/pkg/http"
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
 	"forge.cadoles.com/arcad/edge/pkg/module"
 	"github.com/lestrrat-go/jwx/v2/jwa"
 	"github.com/lestrrat-go/jwx/v2/jwk"
@@ -130,7 +131,7 @@ func getDummyKey() jwk.Key {
 	return key
 }
 
-func getDummyKeySet(key jwk.Key) GetKeySetFunc {
+func getDummyKeySet(key jwk.Key) jwtutil.GetKeySetFunc {
 	return func() (jwk.Set, error) {
 		set := jwk.NewSet()
 

pkg/module/auth/mount.go

@@ -3,6 +3,7 @@ package auth
 import (
 	"net/http"
 
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
 	"github.com/go-chi/chi/v5"
 	"github.com/pkg/errors"
 	"gitlab.com/wpetit/goweb/api"
@@ -12,16 +13,19 @@ import (
 type MountFunc func(r chi.Router)
 
 type Handler struct {
-	getClaims     GetClaimsFunc
+	getClaim      GetClaimFunc
 	profileClaims []string
 }
 
 func (h *Handler) serveProfile(w http.ResponseWriter, r *http.Request) {
 	ctx := r.Context()
 
-	claims, err := h.getClaims(ctx, r, h.profileClaims...)
+	profile := make(map[string]any)
+
+	for _, name := range h.profileClaims {
+		value, err := h.getClaim(ctx, r, name)
 		if err != nil {
-		if errors.Is(err, ErrUnauthenticated) {
+			if errors.Is(err, jwtutil.ErrUnauthenticated) {
 				api.ErrorResponse(
 					w, http.StatusUnauthorized,
 					api.ErrCodeUnauthorized,
@@ -41,10 +45,7 @@ func (h *Handler) serveProfile(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-	profile := make(map[string]any)
-
-	for idx, cl := range h.profileClaims {
-		profile[cl] = claims[idx]
+		profile[name] = value
 	}
 
 	api.DataResponse(w, http.StatusOK, struct {
@@ -62,7 +63,7 @@ func Mount(authHandler http.Handler, funcs ...OptionFunc) MountFunc {
 
 	handler := &Handler{
 		profileClaims: opt.ProfileClaims,
-		getClaims:     opt.GetClaims,
+		getClaim:      opt.GetClaim,
 	}
 
 	return func(r chi.Router) {

pkg/module/auth/option.go

@@ -2,15 +2,17 @@ package auth
 
 import (
 	"context"
+	"fmt"
 	"net/http"
 
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
 	"github.com/pkg/errors"
 )
 
-type GetClaimsFunc func(ctx context.Context, r *http.Request, claims ...string) ([]string, error)
+type GetClaimFunc func(ctx context.Context, r *http.Request, name string) (string, error)
 
 type Option struct {
-	GetClaims     GetClaimsFunc
+	GetClaim      GetClaimFunc
 	ProfileClaims []string
 }
 
@@ -18,7 +20,7 @@ type OptionFunc func(*Option)
 
 func defaultOptions() *Option {
 	return &Option{
-		GetClaims: dummyGetClaims,
+		GetClaim: dummyGetClaim,
 		ProfileClaims: []string{
 			ClaimSubject,
 			ClaimIssuer,
@@ -30,13 +32,13 @@ func defaultOptions() *Option {
 	}
 }
 
-func dummyGetClaims(ctx context.Context, r *http.Request, claims ...string) ([]string, error) {
-	return nil, errors.Errorf("dummy getclaim func cannot retrieve claims '%s'", claims)
+func dummyGetClaim(ctx context.Context, r *http.Request, name string) (string, error) {
+	return "", errors.Errorf("dummy getclaim func cannot retrieve claim '%s'", name)
 }
 
-func WithGetClaims(fn GetClaimsFunc) OptionFunc {
+func WithGetClaims(fn GetClaimFunc) OptionFunc {
 	return func(o *Option) {
-		o.GetClaims = fn
+		o.GetClaim = fn
 	}
 }
 
@@ -45,3 +47,34 @@ func WithProfileClaims(claims ...string) OptionFunc {
 		o.ProfileClaims = claims
 	}
 }
+
+func WithJWT(getKeySet jwtutil.GetKeySetFunc) OptionFunc {
+	funcs := []jwtutil.FindTokenOptionFunc{
+		jwtutil.WithFinders(
+			jwtutil.FindTokenFromAuthorizationHeader,
+			jwtutil.FindTokenFromQueryString(CookieName),
+			jwtutil.FindTokenFromCookie(CookieName),
+		),
+	}
+
+	return func(o *Option) {
+		o.GetClaim = func(ctx context.Context, r *http.Request, name string) (string, error) {
+			token, err := jwtutil.FindToken(r, getKeySet, funcs...)
+			if err != nil {
+				return "", errors.WithStack(err)
+			}
+
+			tokenMap, err := token.AsMap(ctx)
+			if err != nil {
+				return "", errors.WithStack(err)
+			}
+
+			value, exists := tokenMap[name]
+			if !exists {
+				return "", nil
+			}
+
+			return fmt.Sprintf("%v", value), nil
+		}
+	}
+}

pkg/module/blob/module_test.go

@@ -1,14 +1,14 @@
 package blob
 
 import (
-	"io/ioutil"
+	"os"
 	"testing"
 
 	"cdr.dev/slog"
 	"forge.cadoles.com/arcad/edge/pkg/app"
 	"forge.cadoles.com/arcad/edge/pkg/bus/memory"
 	"forge.cadoles.com/arcad/edge/pkg/module"
-	"forge.cadoles.com/arcad/edge/pkg/storage/sqlite"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/sqlite"
 	"github.com/pkg/errors"
 	"gitlab.com/wpetit/goweb/logger"
 )
@@ -27,7 +27,7 @@ func TestBlobModule(t *testing.T) {
 		ModuleFactory(bus, store),
 	)
 
-	data, err := ioutil.ReadFile("testdata/blob.js")
+	data, err := os.ReadFile("testdata/blob.js")
 	if err != nil {
 		t.Fatal(err)
 	}

pkg/module/share/module.go

@@ -5,18 +5,19 @@ import (
 
 	"forge.cadoles.com/arcad/edge/pkg/app"
 	"forge.cadoles.com/arcad/edge/pkg/module/util"
+	"forge.cadoles.com/arcad/edge/pkg/storage/share"
 	"github.com/dop251/goja"
 	"github.com/pkg/errors"
 )
 
 const (
-	AnyType ValueType = "*"
+	AnyType share.ValueType = "*"
 	AnyName string          = "*"
 )
 
 type Module struct {
 	appID app.ID
-	repository Repository
+	store share.Store
 }
 
 func (m *Module) Name() string {
@@ -48,19 +49,19 @@ func (m *Module) Export(export *goja.Object) {
 		panic(errors.Wrap(err, "could not set 'ANY_NAME' property"))
 	}
 
-	if err := export.Set("TYPE_TEXT", TypeText); err != nil {
+	if err := export.Set("TYPE_TEXT", share.TypeText); err != nil {
 		panic(errors.Wrap(err, "could not set 'TYPE_TEXT' property"))
 	}
 
-	if err := export.Set("TYPE_NUMBER", TypeNumber); err != nil {
+	if err := export.Set("TYPE_NUMBER", share.TypeNumber); err != nil {
 		panic(errors.Wrap(err, "could not set 'TYPE_NUMBER' property"))
 	}
 
-	if err := export.Set("TYPE_BOOL", TypeBool); err != nil {
+	if err := export.Set("TYPE_BOOL", share.TypeBool); err != nil {
 		panic(errors.Wrap(err, "could not set 'TYPE_BOOL' property"))
 	}
 
-	if err := export.Set("TYPE_PATH", TypePath); err != nil {
+	if err := export.Set("TYPE_PATH", share.TypePath); err != nil {
 		panic(errors.Wrap(err, "could not set 'TYPE_PATH' property"))
 	}
 }
@@ -69,20 +70,20 @@ func (m *Module) upsertResource(call goja.FunctionCall, rt *goja.Runtime) goja.V
 	ctx := util.AssertContext(call.Argument(0), rt)
 	resourceID := assertResourceID(call.Argument(1), rt)
 
-	var attributes []Attribute
+	var attributes []share.Attribute
 	if len(call.Arguments) > 2 {
 		attributes = assertAttributes(call.Arguments[2:], rt)
 	} else {
-		attributes = make([]Attribute, 0)
+		attributes = make([]share.Attribute, 0)
 	}
 
 	for _, attr := range attributes {
-		if err := AssertType(attr.Value(), attr.Type()); err != nil {
+		if err := share.AssertType(attr.Value(), attr.Type()); err != nil {
 			panic(rt.ToValue(errors.WithStack(err)))
 		}
 	}
 
-	resource, err := m.repository.UpdateAttributes(ctx, m.appID, resourceID, attributes...)
+	resource, err := m.store.UpdateAttributes(ctx, m.appID, resourceID, attributes...)
 	if err != nil {
 		panic(rt.ToValue(errors.WithStack(err)))
 	}
@@ -101,7 +102,7 @@ func (m *Module) deleteAttributes(call goja.FunctionCall, rt *goja.Runtime) goja
 		names = make([]string, 0)
 	}
 
-	err := m.repository.DeleteAttributes(ctx, m.appID, resourceID, names...)
+	err := m.store.DeleteAttributes(ctx, m.appID, resourceID, names...)
 	if err != nil {
 		panic(rt.ToValue(errors.WithStack(err)))
 	}
@@ -112,23 +113,23 @@ func (m *Module) deleteAttributes(call goja.FunctionCall, rt *goja.Runtime) goja
 func (m *Module) findResources(call goja.FunctionCall, rt *goja.Runtime) goja.Value {
 	ctx := util.AssertContext(call.Argument(0), rt)
 
-	funcs := make([]FindResourcesOptionFunc, 0)
+	funcs := make([]share.FindResourcesOptionFunc, 0)
 
 	if len(call.Arguments) > 1 {
 		name := util.AssertString(call.Argument(1), rt)
 		if name != AnyName {
-			funcs = append(funcs, WithName(name))
+			funcs = append(funcs, share.WithName(name))
 		}
 	}
 
 	if len(call.Arguments) > 2 {
 		valueType := assertValueType(call.Argument(2), rt)
 		if valueType != AnyType {
-			funcs = append(funcs, WithType(valueType))
+			funcs = append(funcs, share.WithType(valueType))
 		}
 	}
 
-	resources, err := m.repository.FindResources(ctx, funcs...)
+	resources, err := m.store.FindResources(ctx, funcs...)
 	if err != nil {
 		panic(rt.ToValue(errors.WithStack(err)))
 	}
@@ -140,7 +141,7 @@ func (m *Module) deleteResource(call goja.FunctionCall, rt *goja.Runtime) goja.V
 	ctx := util.AssertContext(call.Argument(0), rt)
 	resourceID := assertResourceID(call.Argument(1), rt)
 
-	err := m.repository.DeleteResource(ctx, m.appID, resourceID)
+	err := m.store.DeleteResource(ctx, m.appID, resourceID)
 	if err != nil {
 		panic(rt.ToValue(errors.WithStack(err)))
 	}
@@ -148,29 +149,29 @@ func (m *Module) deleteResource(call goja.FunctionCall, rt *goja.Runtime) goja.V
 	return nil
 }
 
-func ModuleFactory(appID app.ID, repository Repository) app.ServerModuleFactory {
+func ModuleFactory(appID app.ID, store share.Store) app.ServerModuleFactory {
 	return func(server *app.Server) app.ServerModule {
 		return &Module{
 			appID: appID,
-			repository: repository,
+			store: store,
 		}
 	}
 }
 
-func assertResourceID(v goja.Value, r *goja.Runtime) ResourceID {
+func assertResourceID(v goja.Value, r *goja.Runtime) share.ResourceID {
 	value := v.Export()
 	switch typ := value.(type) {
 	case string:
-		return ResourceID(typ)
-	case ResourceID:
+		return share.ResourceID(typ)
+	case share.ResourceID:
 		return typ
 	default:
 		panic(r.ToValue(errors.Errorf("expected value to be a string or ResourceID, got '%T'", value)))
 	}
 }
 
-func assertAttributes(values []goja.Value, r *goja.Runtime) []Attribute {
-	attributes := make([]Attribute, len(values))
+func assertAttributes(values []goja.Value, r *goja.Runtime) []share.Attribute {
+	attributes := make([]share.Attribute, len(values))
 
 	for idx, val := range values {
 		export := val.Export()
@@ -195,12 +196,12 @@ func assertAttributes(values []goja.Value, r *goja.Runtime) []Attribute {
 			panic(r.ToValue(errors.Errorf("could not find 'type' property on attribute '%v'", export)))
 		}
 
-		var valueType ValueType
+		var valueType share.ValueType
 		switch typ := rawType.(type) {
-		case ValueType:
+		case share.ValueType:
 			valueType = typ
 		case string:
-			valueType = ValueType(typ)
+			valueType = share.ValueType(typ)
 
 		default:
 			panic(r.ToValue(errors.Errorf("unexpected value for attribute property 'type': expected 'string' or 'ValueType', got '%T'", rawType)))
@@ -211,7 +212,7 @@ func assertAttributes(values []goja.Value, r *goja.Runtime) []Attribute {
 			panic(r.ToValue(errors.Errorf("could not find 'value' property on attribute '%v'", export)))
 		}
 
-		attributes[idx] = NewBaseAttribute(
+		attributes[idx] = share.NewBaseAttribute(
 			name,
 			valueType,
 			value,
@@ -232,12 +233,12 @@ func assertStrings(values []goja.Value, r *goja.Runtime) []string {
 	return strings
 }
 
-func assertValueType(v goja.Value, r *goja.Runtime) ValueType {
+func assertValueType(v goja.Value, r *goja.Runtime) share.ValueType {
 	value := v.Export()
 	switch typ := value.(type) {
 	case string:
-		return ValueType(typ)
-	case ValueType:
+		return share.ValueType(typ)
+	case share.ValueType:
 		return typ
 	default:
 		panic(r.ToValue(errors.Errorf("expected value to be a string or ValueType, got '%T'", value)))
@@ -245,7 +246,7 @@ func assertValueType(v goja.Value, r *goja.Runtime) ValueType {
 }
 
 type gojaResource struct {
-	ID         ResourceID       `goja:"id" json:"id"`
+	ID         share.ResourceID `goja:"id" json:"id"`
 	Origin     app.ID           `goja:"origin" json:"origin"`
 	Attributes []*gojaAttribute `goja:"attributes" json:"attributes"`
 }
@@ -254,7 +255,7 @@ func (r *gojaResource) Has(call goja.FunctionCall, rt *goja.Runtime) goja.Value
 	name := util.AssertString(call.Argument(0), rt)
 	valueType := assertValueType(call.Argument(1), rt)
 
-	hasAttr := HasAttribute(toResource(r), name, valueType)
+	hasAttr := share.HasAttribute(toResource(r), name, valueType)
 
 	return rt.ToValue(hasAttr)
 }
@@ -268,7 +269,7 @@ func (r *gojaResource) Get(call goja.FunctionCall, rt *goja.Runtime) goja.Value
 		defaultValue = call.Argument(2).Export()
 	}
 
-	attr := GetAttribute(toResource(r), name, valueType)
+	attr := share.GetAttribute(toResource(r), name, valueType)
 
 	if attr == nil {
 		return rt.ToValue(defaultValue)
@@ -279,13 +280,13 @@ func (r *gojaResource) Get(call goja.FunctionCall, rt *goja.Runtime) goja.Value
 
 type gojaAttribute struct {
 	Name      string          `goja:"name" json:"name"`
-	Type      ValueType `goja:"type" json:"type"`
+	Type      share.ValueType `goja:"type" json:"type"`
 	Value     any             `goja:"value" json:"value"`
 	CreatedAt time.Time       `goja:"createdAt" json:"createdAt"`
 	UpdatedAt time.Time       `goja:"updatedAt" json:"updatedAt"`
 }
 
-func toGojaResource(res Resource) *gojaResource {
+func toGojaResource(res share.Resource) *gojaResource {
 	attributes := make([]*gojaAttribute, len(res.Attributes()))
 
 	for idx, attr := range res.Attributes() {
@@ -305,7 +306,7 @@ func toGojaResource(res Resource) *gojaResource {
 	}
 }
 
-func toGojaResources(resources []Resource) []*gojaResource {
+func toGojaResources(resources []share.Resource) []*gojaResource {
 	gojaResources := make([]*gojaResource, len(resources))
 	for idx, res := range resources {
 		gojaResources[idx] = toGojaResource(res)
@@ -313,19 +314,19 @@ func toGojaResources(resources []Resource) []*gojaResource {
 	return gojaResources
 }
 
-func toResource(res *gojaResource) Resource {
-	return NewBaseResource(
+func toResource(res *gojaResource) share.Resource {
+	return share.NewBaseResource(
 		res.Origin,
 		res.ID,
 		toAttributes(res.Attributes)...,
 	)
 }
 
-func toAttributes(gojaAttributes []*gojaAttribute) []Attribute {
-	attributes := make([]Attribute, len(gojaAttributes))
+func toAttributes(gojaAttributes []*gojaAttribute) []share.Attribute {
+	attributes := make([]share.Attribute, len(gojaAttributes))
 
 	for idx, gojaAttr := range gojaAttributes {
-		attr := NewBaseAttribute(
+		attr := share.NewBaseAttribute(
 			gojaAttr.Name,
 			gojaAttr.Type,
 			gojaAttr.Value,

pkg/module/share/module_test.go

@@ -1,21 +1,23 @@
-package testsuite
+package share
 
 import (
 	"context"
-	"io/fs"
+	"os"
 	"testing"
 
 	"forge.cadoles.com/arcad/edge/pkg/app"
 	"forge.cadoles.com/arcad/edge/pkg/module"
-	"forge.cadoles.com/arcad/edge/pkg/module/share"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver"
 	"github.com/pkg/errors"
 	"gitlab.com/wpetit/goweb/logger"
+
+	_ "forge.cadoles.com/arcad/edge/pkg/storage/driver/sqlite"
 )
 
-func TestModule(t *testing.T, newRepo NewTestRepoFunc) {
+func TestModule(t *testing.T) {
 	logger.SetLevel(logger.LevelDebug)
 
-	repo, err := newRepo("module")
+	store, err := driver.NewShareStore("sqlite://testdata/test_share_module.sqlite")
 	if err != nil {
 		t.Fatalf("%+v", errors.WithStack(err))
 	}
@@ -23,10 +25,10 @@ func TestModule(t *testing.T, newRepo NewTestRepoFunc) {
 	server := app.NewServer(
 		module.ContextModuleFactory(),
 		module.ConsoleModuleFactory(),
-		share.ModuleFactory("test.app.edge", repo),
+		ModuleFactory("test.app.edge", store),
 	)
 
-	data, err := fs.ReadFile(testData, "testdata/share.js")
+	data, err := os.ReadFile("testdata/share.js")
 	if err != nil {
 		t.Fatalf("%+v", errors.WithStack(err))
 	}

pkg/module/share/sqlite/module_test.go

@@ -1,13 +0,0 @@
-package sqlite
-
-import (
-	"testing"
-
-	"forge.cadoles.com/arcad/edge/pkg/module/share/testsuite"
-	"gitlab.com/wpetit/goweb/logger"
-)
-
-func TestModule(t *testing.T) {
-	logger.SetLevel(logger.LevelDebug)
-	testsuite.TestModule(t, newTestRepo)
-}

pkg/module/share/sqlite/testdata/.gitignore

@@ -1 +0,0 @@
-*.sqlite*

pkg/module/share/testsuite/repository.go

@@ -1,16 +0,0 @@
-package testsuite
-
-import (
-	"testing"
-
-	"forge.cadoles.com/arcad/edge/pkg/module/share"
-)
-
-type NewTestRepoFunc func(testname string) (share.Repository, error)
-
-func TestRepository(t *testing.T, newRepo NewTestRepoFunc) {
-	t.Run("Cases", func(t *testing.T) {
-		t.Parallel()
-		runRepositoryTests(t, newRepo)
-	})
-}

pkg/module/store/module_test.go

@@ -2,12 +2,12 @@ package store
 
 import (
 	"context"
-	"io/ioutil"
+	"os"
 	"testing"
 
 	"forge.cadoles.com/arcad/edge/pkg/app"
 	"forge.cadoles.com/arcad/edge/pkg/module"
-	"forge.cadoles.com/arcad/edge/pkg/storage/sqlite"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/sqlite"
 	"github.com/pkg/errors"
 	"gitlab.com/wpetit/goweb/logger"
 )
@@ -22,7 +22,7 @@ func TestStoreModule(t *testing.T) {
 		ModuleFactory(store),
 	)
 
-	data, err := ioutil.ReadFile("testdata/store.js")
+	data, err := os.ReadFile("testdata/store.js")
 	if err != nil {
 		t.Fatalf("%+v", errors.WithStack(err))
 	}

pkg/sdk/client/dist/client.js

@@ -92,7 +92,7 @@ var Edge=(()=>{var K3=Object.create;var Mi=Object.defineProperty,Y3=Object.defin
             </edge-menu-item>
         `}_canAccess(t){var a,o;let i=((a=this._profile)==null?void 0:a.edge_role)||"visitor",n=((o=t.metadata)==null?void 0:o.minimumRole)||"visitor";return sb[i]>=sb[n]}_renderProfile(){let t=this._profile;return re`
             <edge-menu-item name='profile' label="${(t==null?void 0:t.preferred_username)||"Profile"}" icon-url='${Zm}'>
-                ${t?re`<edge-menu-sub-item name='login' label='Logout' icon-url='${nb}' link-url='/edge/auth/logout'></edge-menu-sub-item>`:re`<edge-menu-sub-item name='login' label='Login' icon-url='${tb}' link-url='/edge/auth/login'></edge-menu-sub-item>`}
+                ${t&&t.iss!="anon"?re`<edge-menu-sub-item name='login' label='Logout' icon-url='${nb}' link-url='/edge/auth/logout'></edge-menu-sub-item>`:re`<edge-menu-sub-item name='login' label='Login' icon-url='${tb}' link-url='/edge/auth/login'></edge-menu-sub-item>`}
             </edge-menu-item>
         `}_handleMenuItemSelected(t){let i=t.detail.element;i.classList.add("selected"),i.classList.remove("unselected");for(let n,a=0;n=this._menuItems[a];a++)n!==i&&(n.unselect(),n.classList.add("unselected"))}_handleMenuItemUnselected(t){if(t.detail.element.classList.remove("selected"),this.renderRoot.querySelectorAll("edge-menu-item.selected").length===0)for(let a,o=0;a=this._menuItems[o];o++)a.classList.remove("unselected")}};le.styles=Ti`
     :host {

pkg/sdk/client/src/components/menu.ts

@@ -191,7 +191,7 @@ export class Menu extends LitElement {
         return html`
             <edge-menu-item name='profile' label="${profile?.preferred_username || 'Profile'}" icon-url='${UserCircleIcon}'>
                 ${
-                    profile ?
+                    profile && profile.iss != "anon" ?
                     html`<edge-menu-sub-item name='login' label='Logout' icon-url='${LogoutIcon}' link-url='/edge/auth/logout'></edge-menu-sub-item>` :
                     html`<edge-menu-sub-item name='login' label='Login' icon-url='${LoginIcon}' link-url='/edge/auth/login'></edge-menu-sub-item>`
                 }

pkg/storage/driver/blob_store.go

@@ -0,0 +1,35 @@
+package driver
+
+import (
+	"net/url"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+	"github.com/pkg/errors"
+)
+
+var blobStoreFactories = make(map[string]BlobStoreFactory, 0)
+
+type BlobStoreFactory func(url *url.URL) (storage.BlobStore, error)
+
+func RegisterBlobStoreFactory(scheme string, factory BlobStoreFactory) {
+	blobStoreFactories[scheme] = factory
+}
+
+func NewBlobStore(dsn string) (storage.BlobStore, error) {
+	url, err := url.Parse(dsn)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	factory, exists := blobStoreFactories[url.Scheme]
+	if !exists {
+		return nil, errors.WithStack(ErrSchemeNotRegistered)
+	}
+
+	store, err := factory(url)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return store, nil
+}

pkg/storage/driver/document_store.go

@@ -0,0 +1,35 @@
+package driver
+
+import (
+	"net/url"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+	"github.com/pkg/errors"
+)
+
+var documentStoreFactories = make(map[string]DocumentStoreFactory, 0)
+
+type DocumentStoreFactory func(url *url.URL) (storage.DocumentStore, error)
+
+func RegisterDocumentStoreFactory(scheme string, factory DocumentStoreFactory) {
+	documentStoreFactories[scheme] = factory
+}
+
+func NewDocumentStore(dsn string) (storage.DocumentStore, error) {
+	url, err := url.Parse(dsn)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	factory, exists := documentStoreFactories[url.Scheme]
+	if !exists {
+		return nil, errors.WithStack(ErrSchemeNotRegistered)
+	}
+
+	store, err := factory(url)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return store, nil
+}

pkg/storage/driver/error.go

@@ -0,0 +1,5 @@
+package driver
+
+import "errors"
+
+var ErrSchemeNotRegistered = errors.New("scheme was not registered")

pkg/storage/driver/rpc/client/blob_bucket.go

@@ -0,0 +1,239 @@
+package client
+
+import (
+	"context"
+	"io"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/server/blob"
+	"github.com/pkg/errors"
+)
+
+type BlobBucket struct {
+	name string
+	id   blob.BucketID
+	call CallFunc
+}
+
+// Size implements storage.BlobBucket
+func (b *BlobBucket) Size(ctx context.Context) (int64, error) {
+	args := blob.GetBucketSizeArgs{
+		BucketID: b.id,
+	}
+
+	reply := blob.GetBucketSizeReply{}
+
+	if err := b.call(ctx, "Service.GetBucketSize", args, &reply); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return reply.Size, nil
+}
+
+// Name implements storage.BlobBucket
+func (b *BlobBucket) Name() string {
+	return b.name
+}
+
+// Close implements storage.BlobBucket
+func (b *BlobBucket) Close() error {
+	args := blob.CloseBucketArgs{
+		BucketID: b.id,
+	}
+
+	reply := blob.CloseBucketReply{}
+
+	if err := b.call(context.Background(), "Service.CloseBucket", args, &reply); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+// Delete implements storage.BlobBucket
+func (b *BlobBucket) Delete(ctx context.Context, id storage.BlobID) error {
+	args := blob.DeleteBucketArgs{
+		BucketName: b.name,
+	}
+
+	reply := blob.DeleteBucketReply{}
+
+	if err := b.call(context.Background(), "Service.DeleteBucket", args, &reply); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+// Get implements storage.BlobBucket
+func (b *BlobBucket) Get(ctx context.Context, id storage.BlobID) (storage.BlobInfo, error) {
+	args := blob.GetBlobInfoArgs{
+		BucketID: b.id,
+		BlobID:   id,
+	}
+
+	reply := blob.GetBlobInfoReply{}
+
+	if err := b.call(context.Background(), "Service.GetBlobInfo", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reply.BlobInfo, nil
+}
+
+// List implements storage.BlobBucket
+func (b *BlobBucket) List(ctx context.Context) ([]storage.BlobInfo, error) {
+	args := blob.ListBlobInfoArgs{
+		BucketID: b.id,
+	}
+
+	reply := blob.ListBlobInfoReply{}
+
+	if err := b.call(context.Background(), "Service.ListBlobInfo", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reply.BlobInfos, nil
+}
+
+// NewReader implements storage.BlobBucket
+func (b *BlobBucket) NewReader(ctx context.Context, id storage.BlobID) (io.ReadSeekCloser, error) {
+	args := blob.NewBlobReaderArgs{
+		BucketID: b.id,
+		BlobID:   id,
+	}
+
+	reply := blob.NewBlobReaderReply{}
+
+	if err := b.call(context.Background(), "Service.NewBlobReader", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return &blobReaderCloser{
+		readerID: reply.ReaderID,
+		call:     b.call,
+	}, nil
+}
+
+// NewWriter implements storage.BlobBucket
+func (b *BlobBucket) NewWriter(ctx context.Context, id storage.BlobID) (io.WriteCloser, error) {
+	args := blob.NewBlobWriterArgs{
+		BucketID: b.id,
+		BlobID:   id,
+	}
+
+	reply := blob.NewBlobWriterReply{}
+
+	if err := b.call(context.Background(), "Service.NewBlobWriter", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return &blobWriterCloser{
+		blobID:   id,
+		writerID: reply.WriterID,
+		call:     b.call,
+	}, nil
+}
+
+type blobWriterCloser struct {
+	blobID   storage.BlobID
+	writerID blob.WriterID
+	call     CallFunc
+}
+
+// Write implements io.WriteCloser
+func (bwc *blobWriterCloser) Write(data []byte) (int, error) {
+	args := blob.WriteBlobArgs{
+		WriterID: bwc.writerID,
+		Data:     data,
+	}
+
+	reply := blob.WriteBlobReply{}
+
+	if err := bwc.call(context.Background(), "Service.WriteBlob", args, &reply); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return reply.Written, nil
+}
+
+// Close implements io.WriteCloser
+func (bwc *blobWriterCloser) Close() error {
+	args := blob.CloseWriterArgs{
+		WriterID: bwc.writerID,
+	}
+
+	reply := blob.CloseBucketReply{}
+
+	if err := bwc.call(context.Background(), "Service.CloseWriter", args, &reply); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+type blobReaderCloser struct {
+	readerID blob.ReaderID
+	call     func(ctx context.Context, serviceMethod string, args any, reply any) error
+}
+
+// Read implements io.ReadSeekCloser
+func (brc *blobReaderCloser) Read(p []byte) (int, error) {
+	args := blob.ReadBlobArgs{
+		ReaderID: brc.readerID,
+		Length:   len(p),
+	}
+
+	reply := blob.ReadBlobReply{}
+
+	if err := brc.call(context.Background(), "Service.ReadBlob", args, &reply); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	copy(p, reply.Data)
+
+	if reply.EOF {
+		return reply.Read, io.EOF
+	}
+
+	return reply.Read, nil
+}
+
+// Seek implements io.ReadSeekCloser
+func (brc *blobReaderCloser) Seek(offset int64, whence int) (int64, error) {
+	args := blob.SeekBlobArgs{
+		ReaderID: brc.readerID,
+		Offset:   offset,
+		Whence:   whence,
+	}
+
+	reply := blob.SeekBlobReply{}
+
+	if err := brc.call(context.Background(), "Service.SeekBlob", args, &reply); err != nil {
+		return 0, errors.WithStack(err)
+	}
+
+	return reply.Read, nil
+}
+
+// Close implements io.ReadSeekCloser
+func (brc *blobReaderCloser) Close() error {
+	args := blob.CloseReaderArgs{
+		ReaderID: brc.readerID,
+	}
+
+	reply := blob.CloseReaderReply{}
+
+	if err := brc.call(context.Background(), "Service.CloseReader", args, &reply); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+var (
+	_ storage.BlobBucket = &BlobBucket{}
+	_ storage.BlobInfo   = &BlobInfo{}
+	_ io.WriteCloser     = &blobWriterCloser{}
+	_ io.ReadSeekCloser  = &blobReaderCloser{}
+)

pkg/storage/driver/rpc/client/blob_info.go

@@ -0,0 +1,40 @@
+package client
+
+import (
+	"time"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+)
+
+type BlobInfo struct {
+	id          storage.BlobID
+	bucket      string
+	contentType string
+	modTime     time.Time
+	size        int64
+}
+
+// Bucket implements storage.BlobInfo
+func (i *BlobInfo) Bucket() string {
+	return i.bucket
+}
+
+// ID implements storage.BlobInfo
+func (i *BlobInfo) ID() storage.BlobID {
+	return i.id
+}
+
+// ContentType implements storage.BlobInfo
+func (i *BlobInfo) ContentType() string {
+	return i.contentType
+}
+
+// ModTime implements storage.BlobInfo
+func (i *BlobInfo) ModTime() time.Time {
+	return i.modTime
+}
+
+// Size implements storage.BlobInfo
+func (i *BlobInfo) Size() int64 {
+	return i.size
+}

pkg/storage/driver/rpc/client/blob_store.go

@@ -0,0 +1,101 @@
+package client
+
+import (
+	"context"
+	"net/url"
+
+	"github.com/keegancsmith/rpc"
+	"gitlab.com/wpetit/goweb/logger"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/server/blob"
+	"github.com/pkg/errors"
+)
+
+type BlobStore struct {
+	serverURL *url.URL
+}
+
+// DeleteBucket implements storage.BlobStore.
+func (s *BlobStore) DeleteBucket(ctx context.Context, name string) error {
+	args := &blob.DeleteBucketArgs{
+		BucketName: name,
+	}
+
+	if err := s.call(ctx, "Service.DeleteBucket", args, nil); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+// ListBuckets implements storage.BlobStore.
+func (s *BlobStore) ListBuckets(ctx context.Context) ([]string, error) {
+	args := &blob.ListBucketsArgs{}
+
+	reply := blob.ListBucketsReply{}
+
+	if err := s.call(ctx, "Service.ListBuckets", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reply.Buckets, nil
+}
+
+// OpenBucket implements storage.BlobStore.
+func (s *BlobStore) OpenBucket(ctx context.Context, name string) (storage.BlobBucket, error) {
+	args := &blob.OpenBucketArgs{
+		BucketName: name,
+	}
+	reply := &blob.OpenBucketReply{}
+
+	if err := s.call(ctx, "Service.OpenBucket", args, reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return &BlobBucket{
+		name: name,
+		id:   reply.BucketID,
+		call: s.call,
+	}, nil
+}
+
+func (s *BlobStore) call(ctx context.Context, serviceMethod string, args any, reply any) error {
+	err := s.withClient(ctx, func(ctx context.Context, client *rpc.Client) error {
+		if err := client.Call(ctx, serviceMethod, args, reply); err != nil {
+			return errors.WithStack(err)
+		}
+
+		return nil
+	})
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func (s *BlobStore) withClient(ctx context.Context, fn func(ctx context.Context, client *rpc.Client) error) error {
+	client, err := rpc.DialHTTPPath("tcp", s.serverURL.Host, s.serverURL.Path+"?"+s.serverURL.RawQuery)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	defer func() {
+		if err := client.Close(); err != nil {
+			logger.Error(ctx, "could not close rpc client", logger.E(errors.WithStack(err)))
+		}
+	}()
+
+	if err := fn(ctx, client); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func NewBlobStore(serverURL *url.URL) *BlobStore {
+	return &BlobStore{serverURL}
+}
+
+var _ storage.BlobStore = &BlobStore{}

pkg/storage/driver/rpc/client/blob_store_test.go

@@ -0,0 +1,87 @@
+package client
+
+import (
+	"context"
+	"fmt"
+	"net/http/httptest"
+	"net/url"
+	"os"
+	"testing"
+	"time"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/server"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/sqlite"
+	"forge.cadoles.com/arcad/edge/pkg/storage/testsuite"
+	"github.com/pkg/errors"
+	"gitlab.com/wpetit/goweb/logger"
+)
+
+func TestBlobStore(t *testing.T) {
+	t.Parallel()
+	if testing.Verbose() {
+		logger.SetLevel(logger.LevelDebug)
+	}
+
+	httpServer, err := startNewBlobStoreServer()
+	if err != nil {
+		t.Fatalf("%+v", errors.WithStack(err))
+	}
+
+	defer httpServer.Close()
+
+	serverAddr := httpServer.Listener.Addr()
+	serverURL := &url.URL{
+		Host: serverAddr.String(),
+	}
+
+	store := NewBlobStore(serverURL)
+
+	testsuite.TestBlobStore(context.Background(), t, store)
+}
+
+func BenchmarkBlobStore(t *testing.B) {
+	logger.SetLevel(logger.LevelError)
+
+	httpServer, err := startNewBlobStoreServer()
+	if err != nil {
+		t.Fatalf("%+v", errors.WithStack(err))
+	}
+
+	defer httpServer.Close()
+
+	serverAddr := httpServer.Listener.Addr()
+	serverURL := &url.URL{
+		Host: serverAddr.String(),
+	}
+
+	store := NewBlobStore(serverURL)
+
+	testsuite.BenchmarkBlobStore(t, store)
+
+}
+
+func getSQLiteBlobStore() (*sqlite.BlobStore, error) {
+	file := "./testdata/blobstore_test.sqlite"
+
+	if err := os.Remove(file); err != nil && !errors.Is(err, os.ErrNotExist) {
+		return nil, errors.WithStack(err)
+	}
+
+	dsn := fmt.Sprintf("%s?_pragma=foreign_keys(1)&_pragma=busy_timeout=%d", file, (60 * time.Second).Milliseconds())
+	store := sqlite.NewBlobStore(dsn)
+
+	return store, nil
+}
+
+func startNewBlobStoreServer() (*httptest.Server, error) {
+	store, err := getSQLiteBlobStore()
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	server := server.NewBlobStoreServer(store)
+
+	httpServer := httptest.NewServer(server)
+
+	return httpServer, nil
+}

pkg/storage/driver/rpc/client/document_store.go

@@ -0,0 +1,134 @@
+package client
+
+import (
+	"context"
+	"net/url"
+
+	"github.com/keegancsmith/rpc"
+	"github.com/pkg/errors"
+	"gitlab.com/wpetit/goweb/logger"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/server/document"
+	"forge.cadoles.com/arcad/edge/pkg/storage/filter"
+)
+
+type DocumentStore struct {
+	serverURL *url.URL
+}
+
+// Delete implements storage.DocumentStore.
+func (s *DocumentStore) Delete(ctx context.Context, collection string, id storage.DocumentID) error {
+	args := document.DeleteDocumentArgs{
+		Collection: collection,
+		DocumentID: id,
+	}
+
+	reply := document.DeleteDocumentReply{}
+
+	if err := s.call(ctx, "Service.DeleteDocument", args, &reply); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+// Get implements storage.DocumentStore.
+func (s *DocumentStore) Get(ctx context.Context, collection string, id storage.DocumentID) (storage.Document, error) {
+	args := document.GetDocumentArgs{
+		Collection: collection,
+		DocumentID: id,
+	}
+
+	reply := document.GetDocumentReply{}
+
+	if err := s.call(ctx, "Service.GetDocument", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reply.Document, nil
+}
+
+// Query implements storage.DocumentStore.
+func (s *DocumentStore) Query(ctx context.Context, collection string, filter *filter.Filter, funcs ...storage.QueryOptionFunc) ([]storage.Document, error) {
+	opts := &storage.QueryOptions{}
+	for _, fn := range funcs {
+		fn(opts)
+	}
+
+	args := document.QueryDocumentsArgs{
+		Collection: collection,
+		Filter:     nil,
+		Options:    opts,
+	}
+
+	if filter != nil {
+		args.Filter = filter.AsMap()
+	}
+
+	reply := document.QueryDocumentsReply{
+		Documents: []storage.Document{},
+	}
+
+	if err := s.call(ctx, "Service.QueryDocuments", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reply.Documents, nil
+}
+
+// Upsert implements storage.DocumentStore.
+func (s *DocumentStore) Upsert(ctx context.Context, collection string, doc storage.Document) (storage.Document, error) {
+	args := document.UpsertDocumentArgs{
+		Collection: collection,
+		Document:   doc,
+	}
+
+	reply := document.UpsertDocumentReply{}
+
+	if err := s.call(ctx, "Service.UpsertDocument", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reply.Document, nil
+}
+
+func (s *DocumentStore) call(ctx context.Context, serviceMethod string, args any, reply any) error {
+	err := s.withClient(ctx, func(ctx context.Context, client *rpc.Client) error {
+		if err := client.Call(ctx, serviceMethod, args, reply); err != nil {
+			return errors.WithStack(err)
+		}
+
+		return nil
+	})
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func (s *DocumentStore) withClient(ctx context.Context, fn func(ctx context.Context, client *rpc.Client) error) error {
+	client, err := rpc.DialHTTPPath("tcp", s.serverURL.Host, s.serverURL.Path+"?"+s.serverURL.RawQuery)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	defer func() {
+		if err := client.Close(); err != nil {
+			logger.Error(ctx, "could not close rpc client", logger.E(errors.WithStack(err)))
+		}
+	}()
+
+	if err := fn(ctx, client); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func NewDocumentStore(url *url.URL) *DocumentStore {
+	return &DocumentStore{url}
+}
+
+var _ storage.DocumentStore = &DocumentStore{}

pkg/storage/driver/rpc/client/document_store_test.go

@@ -0,0 +1,67 @@
+package client
+
+import (
+	"context"
+	"fmt"
+	"net/http/httptest"
+	"net/url"
+	"os"
+	"testing"
+	"time"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/server"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/sqlite"
+	"forge.cadoles.com/arcad/edge/pkg/storage/testsuite"
+	"github.com/pkg/errors"
+	"gitlab.com/wpetit/goweb/logger"
+)
+
+func TestDocumentStore(t *testing.T) {
+	t.Parallel()
+	if testing.Verbose() {
+		logger.SetLevel(logger.LevelDebug)
+	}
+
+	httpServer, err := startNewDocumentStoreServer()
+	if err != nil {
+		t.Fatalf("%+v", errors.WithStack(err))
+	}
+
+	defer httpServer.Close()
+
+	serverAddr := httpServer.Listener.Addr()
+
+	serverURL := &url.URL{
+		Host: serverAddr.String(),
+	}
+
+	store := NewDocumentStore(serverURL)
+
+	testsuite.TestDocumentStore(context.Background(), t, store)
+}
+
+func getSQLiteDocumentStore() (*sqlite.DocumentStore, error) {
+	file := "./testdata/documentstore_test.sqlite"
+
+	if err := os.Remove(file); err != nil && !errors.Is(err, os.ErrNotExist) {
+		return nil, errors.WithStack(err)
+	}
+
+	dsn := fmt.Sprintf("%s?_pragma=foreign_keys(1)&_pragma=busy_timeout=%d", file, (60 * time.Second).Milliseconds())
+	store := sqlite.NewDocumentStore(dsn)
+
+	return store, nil
+}
+
+func startNewDocumentStoreServer() (*httptest.Server, error) {
+	store, err := getSQLiteDocumentStore()
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	server := server.NewDocumentStoreServer(store)
+
+	httpServer := httptest.NewServer(server)
+
+	return httpServer, nil
+}

pkg/storage/driver/rpc/client/error.go

@@ -0,0 +1,17 @@
+package client
+
+import (
+	"forge.cadoles.com/arcad/edge/pkg/storage/share"
+	"github.com/pkg/errors"
+)
+
+func remapShareError(err error) error {
+	switch errors.Cause(err).Error() {
+	case share.ErrAttributeRequired.Error():
+		return share.ErrAttributeRequired
+	case share.ErrNotFound.Error():
+		return share.ErrNotFound
+	default:
+		return err
+	}
+}

pkg/storage/driver/rpc/client/init.go

@@ -0,0 +1,9 @@
+package client
+
+import (
+	"context"
+
+	_ "forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/gob"
+)
+
+type CallFunc func(ctx context.Context, serviceMethod string, args any, reply any) error

pkg/storage/driver/rpc/client/share_store.go

@@ -0,0 +1,150 @@
+package client
+
+import (
+	"context"
+	"net/url"
+
+	"forge.cadoles.com/arcad/edge/pkg/app"
+	server "forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/server/share"
+	"forge.cadoles.com/arcad/edge/pkg/storage/share"
+	"github.com/keegancsmith/rpc"
+	"github.com/pkg/errors"
+	"gitlab.com/wpetit/goweb/logger"
+)
+
+type ShareStore struct {
+	serverURL *url.URL
+}
+
+// DeleteAttributes implements share.Store.
+func (s *ShareStore) DeleteAttributes(ctx context.Context, origin app.ID, resourceID share.ResourceID, names ...string) error {
+	args := server.DeleteAttributesArgs{
+		Origin:     origin,
+		ResourceID: resourceID,
+		Names:      names,
+	}
+
+	reply := server.DeleteAttributesArgs{}
+
+	if err := s.call(ctx, "Service.DeleteAttributes", args, &reply); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+// DeleteResource implements share.Store.
+func (s *ShareStore) DeleteResource(ctx context.Context, origin app.ID, resourceID share.ResourceID) error {
+	args := server.DeleteResourceArgs{
+		Origin:     origin,
+		ResourceID: resourceID,
+	}
+
+	reply := server.DeleteResourceReply{}
+
+	if err := s.call(ctx, "Service.DeleteResource", args, &reply); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+// FindResources implements share.Store.
+func (s *ShareStore) FindResources(ctx context.Context, funcs ...share.FindResourcesOptionFunc) ([]share.Resource, error) {
+	options := share.NewFindResourcesOptions(funcs...)
+
+	args := server.FindResourcesArgs{
+		Options: options,
+	}
+
+	reply := server.FindResourcesReply{}
+
+	if err := s.call(ctx, "Service.FindResources", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	resources := make([]share.Resource, len(reply.Resources))
+	for idx, res := range reply.Resources {
+		resources[idx] = res
+	}
+
+	return resources, nil
+}
+
+// GetResource implements share.Store.
+func (s *ShareStore) GetResource(ctx context.Context, origin app.ID, resourceID share.ResourceID) (share.Resource, error) {
+	args := server.GetResourceArgs{
+		Origin:     origin,
+		ResourceID: resourceID,
+	}
+
+	reply := server.GetResourceReply{}
+
+	if err := s.call(ctx, "Service.GetResource", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reply.Resource, nil
+}
+
+// UpdateAttributes implements share.Store.
+func (s *ShareStore) UpdateAttributes(ctx context.Context, origin app.ID, resourceID share.ResourceID, attributes ...share.Attribute) (share.Resource, error) {
+	serializableAttributes := make([]*server.SerializableAttribute, len(attributes))
+	for attrIdx, attr := range attributes {
+		serializableAttributes[attrIdx] = server.FromAttribute(attr)
+	}
+
+	args := server.UpdateAttributesArgs{
+		Origin:     origin,
+		ResourceID: resourceID,
+		Attributes: serializableAttributes,
+	}
+
+	reply := server.UpdateAttributesReply{}
+
+	if err := s.call(ctx, "Service.UpdateAttributes", args, &reply); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return reply.Resource, nil
+}
+
+func (s *ShareStore) call(ctx context.Context, serviceMethod string, args any, reply any) error {
+	err := s.withClient(ctx, func(ctx context.Context, client *rpc.Client) error {
+		if err := client.Call(ctx, serviceMethod, args, reply); err != nil {
+			return errors.WithStack(remapShareError(err))
+		}
+
+		return nil
+	})
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func (s *ShareStore) withClient(ctx context.Context, fn func(ctx context.Context, client *rpc.Client) error) error {
+	client, err := rpc.DialHTTPPath("tcp", s.serverURL.Host, s.serverURL.Path+"?"+s.serverURL.RawQuery)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	defer func() {
+		if err := client.Close(); err != nil {
+			logger.Error(ctx, "could not close rpc client", logger.E(errors.WithStack(err)))
+		}
+	}()
+
+	if err := fn(ctx, client); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}
+
+func NewShareStore(url *url.URL) *ShareStore {
+	return &ShareStore{url}
+}
+
+var _ share.Store = &ShareStore{}

pkg/storage/driver/rpc/client/share_store_test.go

@@ -0,0 +1,67 @@
+package client
+
+import (
+	"fmt"
+	"net/http/httptest"
+	"net/url"
+	"os"
+	"strings"
+	"testing"
+	"time"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/server"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/sqlite"
+	"forge.cadoles.com/arcad/edge/pkg/storage/share"
+	"forge.cadoles.com/arcad/edge/pkg/storage/share/testsuite"
+	"github.com/pkg/errors"
+	"gitlab.com/wpetit/goweb/logger"
+)
+
+func TestShareStore(t *testing.T) {
+	t.Parallel()
+	if testing.Verbose() {
+		logger.SetLevel(logger.LevelDebug)
+	}
+
+	testsuite.TestStore(t, func(testName string) (share.Store, error) {
+		httpServer, err := startNewShareStoreServer(testName)
+		if err != nil {
+			return nil, errors.WithStack(err)
+		}
+
+		serverAddr := httpServer.Listener.Addr()
+		serverURL := &url.URL{
+			Host: serverAddr.String(),
+		}
+
+		return NewShareStore(serverURL), nil
+	})
+}
+
+func getSQLiteShareStore(testName string) (*sqlite.ShareStore, error) {
+	filename := strings.ToLower(strings.ReplaceAll(testName, " ", "_"))
+
+	file := fmt.Sprintf("./testdata/sharestore_test_%s.sqlite", filename)
+
+	if err := os.Remove(file); err != nil && !errors.Is(err, os.ErrNotExist) {
+		return nil, errors.WithStack(err)
+	}
+
+	dsn := fmt.Sprintf("%s?_pragma=foreign_keys(1)&_pragma=busy_timeout=%d", file, (60 * time.Second).Milliseconds())
+	store := sqlite.NewShareStore(dsn)
+
+	return store, nil
+}
+
+func startNewShareStoreServer(testName string) (*httptest.Server, error) {
+	store, err := getSQLiteShareStore(testName)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	server := server.NewShareStoreServer(store)
+
+	httpServer := httptest.NewServer(server)
+
+	return httpServer, nil
+}

pkg/storage/driver/rpc/driver.go

@@ -0,0 +1,28 @@
+package rpc
+
+import (
+	"net/url"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/client"
+	"forge.cadoles.com/arcad/edge/pkg/storage/share"
+)
+
+func init() {
+	driver.RegisterDocumentStoreFactory("rpc", documentStoreFactory)
+	driver.RegisterBlobStoreFactory("rpc", blobStoreFactory)
+	driver.RegisterShareStoreFactory("rpc", shareStoreFactory)
+}
+
+func documentStoreFactory(url *url.URL) (storage.DocumentStore, error) {
+	return client.NewDocumentStore(url), nil
+}
+
+func blobStoreFactory(url *url.URL) (storage.BlobStore, error) {
+	return client.NewBlobStore(url), nil
+}
+
+func shareStoreFactory(url *url.URL) (share.Store, error) {
+	return client.NewShareStore(url), nil
+}

pkg/storage/driver/rpc/gob/blob_info.go

@@ -0,0 +1,42 @@
+package gob
+
+import (
+	"time"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+)
+
+type BlobInfo struct {
+	Bucket_      string
+	ContentType_ string
+	BlobID_      storage.BlobID
+	ModTime_     time.Time
+	Size_        int64
+}
+
+// Bucket implements storage.BlobInfo.
+func (bi *BlobInfo) Bucket() string {
+	return bi.Bucket_
+}
+
+// ContentType implements storage.BlobInfo.
+func (bi *BlobInfo) ContentType() string {
+	return bi.ContentType_
+}
+
+// ID implements storage.BlobInfo.
+func (bi *BlobInfo) ID() storage.BlobID {
+	return bi.BlobID_
+}
+
+// ModTime implements storage.BlobInfo.
+func (bi *BlobInfo) ModTime() time.Time {
+	return bi.ModTime_
+}
+
+// Size implements storage.BlobInfo.
+func (bi *BlobInfo) Size() int64 {
+	return bi.Size_
+}
+
+var _ storage.BlobInfo = &BlobInfo{}

pkg/storage/driver/rpc/gob/init.go

@@ -0,0 +1,18 @@
+package gob
+
+import (
+	"encoding/gob"
+	"time"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+)
+
+func init() {
+	gob.Register(storage.Document{})
+	gob.Register(storage.DocumentID(""))
+	gob.Register(time.Time{})
+	gob.Register(map[string]interface{}{})
+	gob.Register([]interface{}{})
+	gob.Register([]map[string]interface{}{})
+	gob.Register(&BlobInfo{})
+}

pkg/storage/driver/rpc/server/blob/close_bucket.go

@@ -0,0 +1,31 @@
+package blob
+
+import (
+	"context"
+
+	"github.com/pkg/errors"
+)
+
+type CloseBucketArgs struct {
+	BucketID BucketID
+}
+
+type CloseBucketReply struct {
+}
+
+func (s *Service) CloseBucket(ctx context.Context, args *CloseBucketArgs, reply *CloseBucketReply) error {
+	bucket, err := s.getOpenedBucket(args.BucketID)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	if err := bucket.Close(); err != nil {
+		return errors.WithStack(err)
+	}
+
+	s.buckets.Delete(args.BucketID)
+
+	*reply = CloseBucketReply{}
+
+	return nil
+}

pkg/storage/driver/rpc/server/blob/close_reader.go

@@ -0,0 +1,31 @@
+package blob
+
+import (
+	"context"
+
+	"github.com/pkg/errors"
+)
+
+type CloseReaderArgs struct {
+	ReaderID ReaderID
+}
+
+type CloseReaderReply struct {
+}
+
+func (s *Service) CloseReader(ctx context.Context, args *CloseReaderArgs, reply *CloseReaderReply) error {
+	reader, err := s.getOpenedReader(args.ReaderID)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	if err := reader.Close(); err != nil {
+		return errors.WithStack(err)
+	}
+
+	s.readers.Delete(args.ReaderID)
+
+	*reply = CloseReaderReply{}
+
+	return nil
+}

pkg/storage/driver/rpc/server/blob/close_writer.go

@@ -0,0 +1,31 @@
+package blob
+
+import (
+	"context"
+
+	"github.com/pkg/errors"
+)
+
+type CloseWriterArgs struct {
+	WriterID WriterID
+}
+
+type CloseWriterReply struct {
+}
+
+func (s *Service) CloseWriter(ctx context.Context, args *CloseWriterArgs, reply *CloseWriterReply) error {
+	writer, err := s.getOpenedWriter(args.WriterID)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	if err := writer.Close(); err != nil {
+		return errors.WithStack(err)
+	}
+
+	s.writers.Delete(args.WriterID)
+
+	*reply = CloseWriterReply{}
+
+	return nil
+}

pkg/storage/driver/rpc/server/blob/delete_bucket.go

@@ -0,0 +1,22 @@
+package blob
+
+import (
+	"context"
+
+	"github.com/pkg/errors"
+)
+
+type DeleteBucketArgs struct {
+	BucketName string
+}
+
+type DeleteBucketReply struct {
+}
+
+func (s *Service) DeleteBucket(ctx context.Context, args *DeleteBucketArgs, reply *DeleteBucketReply) error {
+	if err := s.store.DeleteBucket(ctx, args.BucketName); err != nil {
+		return errors.WithStack(err)
+	}
+
+	return nil
+}

pkg/storage/driver/rpc/server/blob/get_blob_info.go

@@ -0,0 +1,42 @@
+package blob
+
+import (
+	"context"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+	"forge.cadoles.com/arcad/edge/pkg/storage/driver/rpc/gob"
+	"github.com/pkg/errors"
+)
+
+type GetBlobInfoArgs struct {
+	BlobID   storage.BlobID
+	BucketID BucketID
+}
+
+type GetBlobInfoReply struct {
+	BlobInfo storage.BlobInfo
+}
+
+func (s *Service) GetBlobInfo(ctx context.Context, args *GetBlobInfoArgs, reply *GetBlobInfoReply) error {
+	bucket, err := s.getOpenedBucket(args.BucketID)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	blobInfo, err := bucket.Get(ctx, args.BlobID)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	*reply = GetBlobInfoReply{
+		BlobInfo: &gob.BlobInfo{
+			Bucket_:      blobInfo.Bucket(),
+			ContentType_: blobInfo.ContentType(),
+			BlobID_:      blobInfo.ID(),
+			ModTime_:     blobInfo.ModTime(),
+			Size_:        blobInfo.Size(),
+		},
+	}
+
+	return nil
+}

pkg/storage/driver/rpc/server/blob/get_bucket_size.go

@@ -0,0 +1,33 @@
+package blob
+
+import (
+	"context"
+
+	"github.com/pkg/errors"
+)
+
+type GetBucketSizeArgs struct {
+	BucketID BucketID
+}
+
+type GetBucketSizeReply struct {
+	Size int64
+}
+
+func (s *Service) GetBucketSize(ctx context.Context, args *GetBucketSizeArgs, reply *GetBucketSizeReply) error {
+	bucket, err := s.getOpenedBucket(args.BucketID)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	size, err := bucket.Size(ctx)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	*reply = GetBucketSizeReply{
+		Size: size,
+	}
+
+	return nil
+}

pkg/storage/driver/rpc/server/blob/list_blob_info.go

@@ -0,0 +1,34 @@
+package blob
+
+import (
+	"context"
+
+	"forge.cadoles.com/arcad/edge/pkg/storage"
+	"github.com/pkg/errors"
+)
+
+type ListBlobInfoArgs struct {
+	BucketID BucketID
+}
+
+type ListBlobInfoReply struct {
+	BlobInfos []storage.BlobInfo
+}
+
+func (s *Service) ListBlobInfo(ctx context.Context, args *ListBlobInfoArgs, reply *ListBlobInfoReply) error {
+	bucket, err := s.getOpenedBucket(args.BucketID)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	blobInfos, err := bucket.List(ctx)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	*reply = ListBlobInfoReply{
+		BlobInfos: blobInfos,
+	}
+
+	return nil
+}

pkg/storage/driver/rpc/server/blob/list_buckets.go

@@ -0,0 +1,27 @@
+package blob
+
+import (
+	"context"
+
+	"github.com/pkg/errors"
+)
+
+type ListBucketsArgs struct {
+}
+
+type ListBucketsReply struct {
+	Buckets []string
+}
+
+func (s *Service) ListBuckets(ctx context.Context, args *ListBucketsArgs, reply *ListBucketsReply) error {
+	buckets, err := s.store.ListBuckets(ctx)
+	if err != nil {
+		return errors.WithStack(err)
+	}
+
+	*reply = ListBucketsReply{
+		Buckets: buckets,
+	}
+
+	return nil
+}