feat: load zip bundle from io.ReaderAt

See https://github.com/golang/go/issues/40569

cmd/cli/command/app/run.go

@@ -39,6 +39,7 @@ import (
 	"github.com/lestrrat-go/jwx/v2/jwk"
 	"github.com/pkg/errors"
 	"github.com/urfave/cli/v2"
+	"github.com/wlynxg/anet"
 
 	_ "embed"
 
@@ -251,7 +252,7 @@ func runApp(ctx context.Context, path, address, documentStoreDSN, blobStoreDSN,
 			fetchModule.Mount(),
 		),
 		appHTTP.WithHTTPMiddlewares(
-			authModuleMiddleware.AnonymousUser(key, jwa.HS256),
+			authModuleMiddleware.DefaultUser(key, jwa.HS256, authModuleMiddleware.WithAnonymousUser()),
 		),
 	)
 	if err := handler.Load(ctx, bundle); err != nil {
@@ -360,13 +361,13 @@ func findMatchingDeviceAddress(ctx context.Context, from string, defaultAddr str
 		return defaultAddr, nil
 	}
 
-	ifaces, err := net.Interfaces()
+	ifaces, err := anet.Interfaces()
 	if err != nil {
 		return "", errors.WithStack(err)
 	}
 
 	for _, ifa := range ifaces {
-		addrs, err := ifa.Addrs()
+		addrs, err := anet.InterfaceAddrsByInterface(&ifa)
 		if err != nil {
 			logger.Error(
 				ctx, "could not retrieve iface adresses",

go.mod

@@ -16,6 +16,7 @@ require (
 	github.com/lestrrat-go/jwx/v2 v2.0.8
 	github.com/mitchellh/hashstructure/v2 v2.0.2
 	github.com/ulikunitz/xz v0.5.11
+	github.com/wlynxg/anet v0.0.1
 	go.uber.org/goleak v1.3.0
 	modernc.org/sqlite v1.20.4
 )
@@ -43,7 +44,6 @@ require (
 	github.com/muesli/reflow v0.3.0 // indirect
 	github.com/muesli/termenv v0.15.2 // indirect
 	github.com/rivo/uniseg v0.4.4 // indirect
-	github.com/wlynxg/anet v0.0.1 // indirect
 	go.opentelemetry.io/otel v1.21.0 // indirect
 	go.opentelemetry.io/otel/trace v1.21.0 // indirect
 	golang.org/x/sync v0.5.0 // indirect

pkg/bundle/bundle_test.go

@@ -16,7 +16,7 @@ func TestBundle(t *testing.T) {
 	bundles := []Bundle{
 		NewDirectoryBundle("testdata/bundle"),
 		NewTarBundle("testdata/bundle.tar.gz"),
-		NewZipBundle("testdata/bundle.zip"),
+		Must(NewZipBundleFromPath("testdata/bundle.zip")),
 	}
 
 	for _, b := range bundles {

pkg/bundle/from_path.go

@@ -54,7 +54,7 @@ func matchArchivePattern(archivePath string) (Bundle, error) {
 	}
 
 	if matches {
-		return NewZipBundle(archivePath), nil
+		return NewZipBundleFromPath(archivePath)
 	}
 
 	matches, err = filepath.Match(fmt.Sprintf("*.%s", ExtZim), base)

pkg/bundle/zip_bundle.go

@@ -13,15 +13,10 @@ import (
 )
 
 type ZipBundle struct {
-	archivePath string
+	reader *zip.Reader
 }
 
 func (b *ZipBundle) File(filename string) (io.ReadCloser, os.FileInfo, error) {
-	reader, err := b.openArchive()
-	if err != nil {
-		return nil, nil, err
-	}
-
 	ctx := logger.With(
 		context.Background(),
 		logger.F("filename", filename),
@@ -29,7 +24,7 @@ func (b *ZipBundle) File(filename string) (io.ReadCloser, os.FileInfo, error) {
 
 	logger.Debug(ctx, "opening file")
 
-	f, err := reader.Open(filename)
+	f, err := b.reader.Open(filename)
 	if err != nil {
 		return nil, nil, errors.WithStack(err)
 	}
@@ -43,21 +38,10 @@ func (b *ZipBundle) File(filename string) (io.ReadCloser, os.FileInfo, error) {
 }
 
 func (b *ZipBundle) 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 {
+	for _, f := range b.reader.File {
 		if !strings.HasPrefix(f.Name, dirname) {
 			continue
 		}
@@ -82,17 +66,35 @@ func (b *ZipBundle) Dir(dirname string) ([]os.FileInfo, error) {
 	return files, nil
 }
 
-func (b *ZipBundle) openArchive() (*zip.ReadCloser, error) {
+func NewZipBundleFromReader(reader io.ReaderAt, size int64) (*ZipBundle, error) {
-	zr, err := zip.OpenReader(b.archivePath)
+	zipReader, err := zip.NewReader(reader, size)
 	if err != nil {
-		return nil, errors.Wrapf(err, "could not decompress '%v'", b.archivePath)
+		return nil, errors.WithStack(err)
 	}
 
-	return zr, nil
-}
-
-func NewZipBundle(archivePath string) *ZipBundle {
 	return &ZipBundle{
-		archivePath: archivePath,
+		reader: zipReader,
-	}
+	}, nil
+}
+
+func NewZipBundleFromPath(filename string) (*ZipBundle, error) {
+	file, err := os.Open(filename)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	stat, err := file.Stat()
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	return NewZipBundleFromReader(file, stat.Size())
+}
+
+func Must(bundle Bundle, err error) Bundle {
+	if err != nil {
+		panic(errors.WithStack(err))
+	}
+
+	return bundle
 }

pkg/module/auth/middleware/anonymous_user.go

@@ -5,101 +5,45 @@ import (
 	"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 {
+func WithAnonymousUser(funcs ...DefaultUserOptionFunc) DefaultUserOptionFunc {
-	opts := defaultAnonymousUserOptions()
+	return func(opts *DefaultUserOptions) {
-	for _, fn := range funcs {
+		opts.GetSubject = getAnonymousSubject
-		fn(opts)
+		opts.GetPreferredUsername = getAnonymousPreferredUsername
-	}
+		opts.Issuer = AnonIssuer
 
-	return func(next http.Handler) http.Handler {
+		for _, fn := range funcs {
-		handler := func(w http.ResponseWriter, r *http.Request) {
+			fn(opts)
-			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.CapturedE(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.CapturedE(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.CapturedE(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.CapturedE(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 getAnonymousSubject(r *http.Request) (string, error) {
+	uuid, err := uuid.NewUUID()
+	if err != nil {
+		return "", errors.Wrap(err, "could not generate uuid for anonymous user")
+	}
+
+	subject := fmt.Sprintf("%s-%s", AnonIssuer, uuid.String())
+
+	return subject, nil
+}
+
+func getAnonymousPreferredUsername(r *http.Request) (string, error) {
+	preferredUsername, err := generateRandomPreferredUsername(8)
+	if err != nil {
+		return "", errors.Wrap(err, "could not generate preferred username for anonymous user")
+	}
+
+	return preferredUsername, nil
+}
+
 func generateRandomPreferredUsername(size int) (string, error) {
 	var letters = []rune("0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ")
 	max := big.NewInt(int64(len(letters)))

pkg/module/auth/middleware/default_user.go

@@ -0,0 +1,94 @@
+package middleware
+
+import (
+	"net/http"
+	"time"
+
+	"forge.cadoles.com/arcad/edge/pkg/jwtutil"
+	"forge.cadoles.com/arcad/edge/pkg/module/auth"
+	"github.com/lestrrat-go/jwx/v2/jwa"
+	"github.com/lestrrat-go/jwx/v2/jwk"
+	"github.com/pkg/errors"
+	"gitlab.com/wpetit/goweb/logger"
+)
+
+func DefaultUser(key jwk.Key, signingAlgorithm jwa.SignatureAlgorithm, funcs ...DefaultUserOptionFunc) func(next http.Handler) http.Handler {
+	opts := defaultUserOptions()
+	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()
+
+			subject, err := opts.GetSubject(r)
+			if err != nil {
+				logger.Error(ctx, "could not retrieve user subject", logger.CapturedE(errors.WithStack(err)))
+				http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+
+				return
+			}
+
+			preferredUsername, err := opts.GetPreferredUsername(r)
+			if err != nil {
+				logger.Error(ctx, "could not retrieve user preferred username", logger.CapturedE(errors.WithStack(err)))
+				http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+
+				return
+			}
+
+			claims := map[string]any{
+				auth.ClaimSubject:           subject,
+				auth.ClaimIssuer:            opts.Issuer,
+				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.CapturedE(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.CapturedE(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)
+	}
+}

pkg/module/auth/middleware/options.go

@@ -11,47 +11,52 @@ func defaultGetCookieDomain(r *http.Request) (string, error) {
 	return "", nil
 }
 
-type AnonymousUserOptions struct {
+type DefaultUserOptions struct {
-	GetCookieDomain GetCookieDomainFunc
+	GetCookieDomain      GetCookieDomainFunc
-	CookieDuration  time.Duration
+	CookieDuration       time.Duration
-	Tenant          string
+	Tenant               string
-	Entrypoint      string
+	Entrypoint           string
-	Role            string
+	Role                 string
+	Issuer               string
+	GetPreferredUsername func(r *http.Request) (string, error)
+	GetSubject           func(r *http.Request) (string, error)
 }
 
-type AnonymousUserOptionFunc func(*AnonymousUserOptions)
+type DefaultUserOptionFunc func(opts *DefaultUserOptions)
 
-func defaultAnonymousUserOptions() *AnonymousUserOptions {
+func defaultUserOptions() *DefaultUserOptions {
-	return &AnonymousUserOptions{
+	return &DefaultUserOptions{
-		GetCookieDomain: defaultGetCookieDomain,
+		GetCookieDomain:      defaultGetCookieDomain,
-		CookieDuration:  24 * time.Hour,
+		CookieDuration:       24 * time.Hour,
-		Tenant:          "",
+		Tenant:               "",
-		Entrypoint:      "",
+		Entrypoint:           "",
-		Role:            "",
+		Role:                 "",
+		GetSubject:           getAnonymousSubject,
+		GetPreferredUsername: getAnonymousPreferredUsername,
 	}
 }
 
-func WithCookieOptions(getCookieDomain GetCookieDomainFunc, duration time.Duration) AnonymousUserOptionFunc {
+func WithCookieOptions(getCookieDomain GetCookieDomainFunc, duration time.Duration) DefaultUserOptionFunc {
-	return func(opts *AnonymousUserOptions) {
+	return func(opts *DefaultUserOptions) {
 		opts.GetCookieDomain = getCookieDomain
 		opts.CookieDuration = duration
 	}
 }
 
-func WithTenant(tenant string) AnonymousUserOptionFunc {
+func WithTenant(tenant string) DefaultUserOptionFunc {
-	return func(opts *AnonymousUserOptions) {
+	return func(opts *DefaultUserOptions) {
 		opts.Tenant = tenant
 	}
 }
 
-func WithEntrypoint(entrypoint string) AnonymousUserOptionFunc {
+func WithEntrypoint(entrypoint string) DefaultUserOptionFunc {
-	return func(opts *AnonymousUserOptions) {
+	return func(opts *DefaultUserOptions) {
 		opts.Entrypoint = entrypoint
 	}
 }
 
-func WithRole(role string) AnonymousUserOptionFunc {
+func WithRole(role string) DefaultUserOptionFunc {
-	return func(opts *AnonymousUserOptions) {
+	return func(opts *DefaultUserOptions) {
 		opts.Role = role
 	}
 }

pkg/module/cast/chromecast/discovery.go

@@ -3,8 +3,6 @@ package chromecast
 import (
 	"context"
 	"net"
-	"regexp"
-	"strconv"
 	"strings"
 	"sync"
 	"time"
@@ -15,6 +13,7 @@ import (
 	"github.com/barnybug/go-cast/log"
 	"github.com/hashicorp/mdns"
 	"github.com/pkg/errors"
+	"github.com/wlynxg/anet"
 )
 
 const (
@@ -151,28 +150,11 @@ func (d *Discovery) listener(ctx context.Context) {
 		case d.found <- client:
 		case <-time.After(time.Second):
 		case <-ctx.Done():
-			break
+			return
 		}
 	}
 }
 
-func decodeDnsEntry(text string) string {
-	text = strings.Replace(text, `\.`, ".", -1)
-	text = strings.Replace(text, `\ `, " ", -1)
-
-	re := regexp.MustCompile(`([\\][0-9][0-9][0-9])`)
-	text = re.ReplaceAllStringFunc(text, func(source string) string {
-		i, err := strconv.Atoi(source[1:])
-		if err != nil {
-			return ""
-		}
-
-		return string([]byte{byte(i)})
-	})
-
-	return text
-}
-
 func decodeTxtRecord(txt string) map[string]string {
 	m := make(map[string]string)
 
@@ -196,7 +178,7 @@ func isIPv6(ip net.IP) bool {
 }
 
 func findMulticastInterfaces(ctx context.Context) ([]net.Interface, error) {
-	ifaces, err := net.Interfaces()
+	ifaces, err := anet.Interfaces()
 	if err != nil {
 		return nil, nil
 	}
@@ -223,7 +205,7 @@ func findMulticastInterfaces(ctx context.Context) ([]net.Interface, error) {
 }
 
 func retrieveSupportedProtocols(iface net.Interface) (bool, bool, error) {
-	adresses, err := iface.Addrs()
+	adresses, err := anet.InterfaceAddrsByInterface(&iface)
 	if err != nil {
 		return false, false, errors.WithStack(err)
 	}