119 lines
2.4 KiB
Go
119 lines
2.4 KiB
Go
package http
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import (
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"context"
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"io"
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"net/http"
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"sync"
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"forge.cadoles.com/arcad/edge/pkg/app"
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"forge.cadoles.com/arcad/edge/pkg/bundle"
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"forge.cadoles.com/arcad/edge/pkg/bus"
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"github.com/go-chi/chi/v5"
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"github.com/igm/sockjs-go/v3/sockjs"
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"github.com/pkg/errors"
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)
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const (
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sockJSPathPrefix = "/edge/sock"
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serverMainScript = "server/main.js"
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)
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type Handler struct {
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bundle bundle.Bundle
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public http.Handler
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router chi.Router
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sockjs http.Handler
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bus bus.Bus
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sockjsOpts sockjs.Options
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server *app.Server
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serverModuleFactories []app.ServerModuleFactory
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httpClient *http.Client
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mutex sync.RWMutex
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}
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func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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h.router.ServeHTTP(w, r)
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}
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func (h *Handler) Load(ctx context.Context, bdle bundle.Bundle) error {
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h.mutex.Lock()
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defer h.mutex.Unlock()
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file, _, err := bdle.File(serverMainScript)
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if err != nil {
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return errors.Wrap(err, "could not open server main script")
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}
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mainScript, err := io.ReadAll(file)
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if err != nil {
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return errors.Wrap(err, "could not read server main script")
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}
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server := app.NewServer(h.serverModuleFactories...)
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fs := bundle.NewFileSystem("public", bdle)
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public := HTML5Fileserver(fs)
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sockjs := sockjs.NewHandler(sockJSPathPrefix, h.sockjsOpts, h.handleSockJSSession)
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if h.server != nil {
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h.server.Stop()
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}
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if err := server.Start(ctx, serverMainScript, string(mainScript)); err != nil {
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return errors.WithStack(err)
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}
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h.bundle = bdle
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h.server = server
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h.public = public
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h.sockjs = sockjs
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return nil
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}
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func NewHandler(funcs ...HandlerOptionFunc) *Handler {
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opts := defaultHandlerOptions()
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for _, fn := range funcs {
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fn(opts)
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}
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router := chi.NewRouter()
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handler := &Handler{
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sockjsOpts: opts.SockJS,
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router: router,
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serverModuleFactories: opts.ServerModuleFactories,
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httpClient: opts.HTTPClient,
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bus: opts.Bus,
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}
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for _, middleware := range opts.HTTPMiddlewares {
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router.Use(middleware)
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}
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router.Route("/edge", func(r chi.Router) {
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r.Route("/sdk", func(r chi.Router) {
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r.Get("/client.js", handler.handleSDKClient)
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r.Get("/client.js.map", handler.handleSDKClientMap)
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})
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for _, fn := range opts.HTTPMounts {
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r.Group(func(r chi.Router) {
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r.Use(handler.contextMiddleware)
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fn(r)
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})
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}
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r.HandleFunc("/sock/*", handler.handleSockJS)
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})
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router.Get("/*", handler.handleAppFiles)
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return handler
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}
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