82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
// Package lpweb defines the HTTP web server for static files and endpoints.
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package lpweb
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import (
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"context"
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"embed"
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"io"
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"io/fs"
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"net"
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"net/http"
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"os"
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"path"
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"strings"
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"time"
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"github.com/gorilla/mux"
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"go.opencensus.io/tag"
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"github.com/filecoin-project/lotus/cmd/lotus-provider/deps"
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"github.com/filecoin-project/lotus/metrics"
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"github.com/filecoin-project/lotus/provider/lpweb/api"
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"github.com/filecoin-project/lotus/provider/lpweb/hapi"
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)
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//go:embed static
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var static embed.FS
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var basePath = "/static/"
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// An dev mode hack for no-restart changes to static and templates.
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// You still need to recomplie the binary for changes to go code.
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var webDev = os.Getenv("LOTUS_WEB_DEV") == "1"
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func GetSrv(ctx context.Context, deps *deps.Deps) (*http.Server, error) {
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mx := mux.NewRouter()
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err := hapi.Routes(mx.PathPrefix("/hapi").Subrouter(), deps)
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if err != nil {
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return nil, err
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}
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api.Routes(mx.PathPrefix("/api").Subrouter(), deps)
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var static fs.FS = static
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if webDev {
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static = os.DirFS("./cmd/lotus-provider/web")
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}
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mx.NotFoundHandler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// If the request is for a directory, redirect to the index file.
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if strings.HasSuffix(r.URL.Path, "/") {
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r.URL.Path += "index.html"
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}
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file, err := static.Open(path.Join(basePath, r.URL.Path)[1:])
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if err != nil {
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w.WriteHeader(http.StatusNotFound)
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_, _ = w.Write([]byte("404 Not Found"))
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return
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}
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defer func() { _ = file.Close() }()
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fileInfo, err := file.Stat()
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if err != nil {
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w.WriteHeader(http.StatusInternalServerError)
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_, _ = w.Write([]byte("500 Internal Server Error"))
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return
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}
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http.ServeContent(w, r, fileInfo.Name(), fileInfo.ModTime(), file.(io.ReadSeeker))
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})
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return &http.Server{
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Handler: http.HandlerFunc(mx.ServeHTTP),
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BaseContext: func(listener net.Listener) context.Context {
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ctx, _ := tag.New(context.Background(), tag.Upsert(metrics.APIInterface, "lotus-provider"))
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return ctx
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},
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Addr: deps.Cfg.Subsystems.GuiAddress,
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ReadTimeout: time.Minute * 3,
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ReadHeaderTimeout: time.Minute * 3, // lint
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}, nil
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}
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