81 lines
2.1 KiB
Go
81 lines
2.1 KiB
Go
package web
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import (
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"html/template"
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"log"
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"net/http"
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"os"
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"gitlab.crans.org/nounous/ghostream/internal/monitoring"
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)
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// Options holds web package configuration
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type Options struct {
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ListenAddress string
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Name string
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Hostname string
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Favicon string
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WidgetURL string
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}
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// Preload templates
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var templates = template.Must(template.ParseGlob("web/template/*.html"))
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// Handle site index and viewer pages
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func viewerHandler(w http.ResponseWriter, r *http.Request, cfg *Options) {
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// Data for template
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data := struct {
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Path string
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Cfg *Options
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}{Path: r.URL.Path[1:], Cfg: cfg}
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// FIXME validation on path: https://golang.org/doc/articles/wiki/#tmp_11
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// Render template
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err := templates.ExecuteTemplate(w, "base", data)
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if err != nil {
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log.Println(err.Error())
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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}
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// Increment monitoring
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monitoring.ViewerServed.Inc()
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}
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// Auth incoming stream
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func streamAuthHandler(w http.ResponseWriter, r *http.Request, cfg *Options) {
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// FIXME POST request only with "name" and "pass"
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// if name or pass missing => 400 Malformed request
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// else login in against LDAP or static users
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http.Error(w, "Not implemented", 400)
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}
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// Handle static files
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// We do not use http.FileServer as we do not want directory listing
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func staticHandler(w http.ResponseWriter, r *http.Request, cfg *Options) {
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path := "./web/" + r.URL.Path
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if f, err := os.Stat(path); err == nil && !f.IsDir() {
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http.ServeFile(w, r, path)
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} else {
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http.NotFound(w, r)
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}
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}
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// Closure to pass configuration
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func makeHandler(fn func(http.ResponseWriter, *http.Request, *Options), cfg *Options) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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fn(w, r, cfg)
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}
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}
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// ServeHTTP server
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func ServeHTTP(cfg *Options) {
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// Set up HTTP router and server
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mux := http.NewServeMux()
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mux.HandleFunc("/", makeHandler(viewerHandler, cfg))
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mux.HandleFunc("/rtmp/auth", makeHandler(streamAuthHandler, cfg))
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mux.HandleFunc("/static/", makeHandler(staticHandler, cfg))
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log.Printf("HTTP server listening on %s", cfg.ListenAddress)
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log.Fatal(http.ListenAndServe(cfg.ListenAddress, mux))
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}
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