mirror of https://github.com/jech/galene.git
Implement downloading of recorded videos.
This commit is contained in:
Juliusz Chroboczek
parent
b8128f81a0
commit
8830870ded
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@ -6,6 +6,10 @@ h1 {
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font-size: 160%;
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}
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.inline {
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display: inline;
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}
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.signature {
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border-top: solid;
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margin-top: 2em;
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182
webserver.go
182
webserver.go
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@ -9,7 +9,9 @@ import (
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"io"
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"log"
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"net/http"
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"net/url"
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"os"
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"path"
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"path/filepath"
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"strings"
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"time"
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@ -24,6 +26,12 @@ func webserver() {
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mungeHeader(w)
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http.ServeFile(w, r, staticRoot+"/sfu.html")
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})
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http.HandleFunc("/recordings",
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func(w http.ResponseWriter, r *http.Request) {
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http.Redirect(w, r,
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"/recordings/", http.StatusPermanentRedirect)
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})
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http.HandleFunc("/recordings/", recordingsHandler)
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http.HandleFunc("/ws", wsHandler)
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http.HandleFunc("/public-groups.json", publicHandler)
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http.HandleFunc("/stats", statsHandler)
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@ -95,22 +103,23 @@ func getPassword() (string, string, error) {
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return l[0], l[1], nil
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}
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func statsHandler(w http.ResponseWriter, r *http.Request) {
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bail := func() {
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w.Header().Set("www-authenticate", "basic realm=\"stats\"")
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http.Error(w, "Haha!", http.StatusUnauthorized)
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}
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func failAuthentication(w http.ResponseWriter, realm string) {
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w.Header().Set("www-authenticate",
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fmt.Sprintf("basic realm=\"%v\"", realm))
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http.Error(w, "Haha!", http.StatusUnauthorized)
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}
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func statsHandler(w http.ResponseWriter, r *http.Request) {
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u, p, err := getPassword()
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if err != nil {
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log.Printf("Passwd: %v", err)
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bail()
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failAuthentication(w, "stats")
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return
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}
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username, password, ok := r.BasicAuth()
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if !ok || username != u || password != p {
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bail()
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failAuthentication(w, "stats")
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return
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}
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@ -124,6 +133,7 @@ func statsHandler(w http.ResponseWriter, r *http.Request) {
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fmt.Fprintf(w, "<!DOCTYPE html>\n<html><head>\n")
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fmt.Fprintf(w, "<title>Stats</title>\n")
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fmt.Fprintf(w, "<link rel=\"stylesheet\" type=\"text/css\" href=\"/common.css\"/>")
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fmt.Fprintf(w, "<head><body>\n")
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printBitrate := func(w io.Writer, rate, maxRate uint64) error {
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@ -192,3 +202,161 @@ func wsHandler(w http.ResponseWriter, r *http.Request) {
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}
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}()
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}
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func recordingsHandler(w http.ResponseWriter, r *http.Request) {
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if len(r.URL.Path) < 12 || r.URL.Path[:12] != "/recordings/" {
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http.Error(w, "server error", http.StatusInternalServerError)
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return
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}
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pth := r.URL.Path[12:]
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if pth == "" {
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http.Error(w, "nothing to see", http.StatusNotImplemented)
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return
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}
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f, err := os.Open(filepath.Join(recordingsDir, pth))
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if err != nil {
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if os.IsNotExist(err) {
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http.NotFound(w, r)
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} else {
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http.Error(w, "server error",
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http.StatusInternalServerError)
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}
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return
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}
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defer f.Close()
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fi, err := f.Stat()
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if err != nil {
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http.Error(w, "server error", http.StatusInternalServerError)
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return
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}
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if fi.IsDir() {
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if pth[len(pth)-1] != '/' {
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http.Redirect(w, r,
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r.URL.Path+"/", http.StatusPermanentRedirect)
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return
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}
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ok := checkGroupPermissions(w, r, path.Dir(pth))
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if !ok {
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failAuthentication(w, "recordings/"+path.Dir(pth))
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return
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}
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if r.Method == "POST" {
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handleGroupAction(w, r, path.Dir(pth))
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} else {
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serveGroupRecordings(w, r, f, path.Dir(pth))
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}
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} else {
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ok := checkGroupPermissions(w, r, path.Dir(pth))
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if !ok {
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failAuthentication(w, "recordings/"+path.Dir(pth))
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return
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}
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http.ServeContent(w, r, r.URL.Path, fi.ModTime(), f)
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}
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}
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func handleGroupAction(w http.ResponseWriter, r *http.Request, group string) {
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if r.Method != "POST" {
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http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
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return
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}
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err := r.ParseForm()
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if err != nil {
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http.Error(w, "couldn't parse request", http.StatusBadRequest)
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return
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}
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q := r.Form.Get("q")
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switch q {
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case "delete":
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filename := r.Form.Get("filename")
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if group == "" || filename == "" {
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http.Error(w, "no filename provided",
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http.StatusBadRequest)
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return
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}
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err := os.Remove(
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filepath.Join(recordingsDir, group+"/"+filename),
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)
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if err != nil {
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if os.IsPermission(err) {
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http.Error(w, "unauthorized",
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http.StatusForbidden)
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} else {
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http.Error(w, "server error",
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http.StatusInternalServerError)
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}
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return
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}
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http.Redirect(w, r, "/recordings/"+group+"/",
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http.StatusSeeOther)
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return
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default:
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http.Error(w, "unknown query", http.StatusBadRequest)
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}
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}
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func checkGroupPermissions(w http.ResponseWriter, r *http.Request, group string) bool {
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desc, err := getDescription(group)
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if err != nil {
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return false
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}
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user, pass, ok := r.BasicAuth()
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if !ok {
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return false
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}
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p, err := getPermission(desc, user, pass)
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if err != nil || !p.Record {
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return false
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}
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return true
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}
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func serveGroupRecordings(w http.ResponseWriter, r *http.Request, f *os.File, group string) {
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fis, err := f.Readdir(-1)
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if err != nil {
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http.Error(w, "server error", http.StatusInternalServerError)
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return
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}
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w.Header().Set("content-type", "text/html; charset=utf-8")
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w.Header().Set("cache-control", "no-cache")
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if r.Method == "HEAD" {
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return
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}
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fmt.Fprintf(w, "<!DOCTYPE html>\n<html><head>\n")
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fmt.Fprintf(w, "<title>Recordings for group %v</title>\n", group)
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fmt.Fprintf(w, "<link rel=\"stylesheet\" type=\"text/css\" href=\"/common.css\"/>")
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fmt.Fprintf(w, "<head><body>\n")
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fmt.Fprintf(w, "<table>\n")
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for _, fi := range fis {
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if fi.IsDir() {
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continue
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}
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fmt.Fprintf(w, "<tr><td><a href=\"%v\">%v</a></td><td>%d</td>",
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html.EscapeString(fi.Name()),
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html.EscapeString(fi.Name()),
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fi.Size(),
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)
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fmt.Fprintf(w,
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"<td><form action=\"/recordings/%v/?q=delete\" method=\"post\">"+
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"<button type=\"submit\" name=\"filename\" value=\"%v\">Delete</button>"+
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"</form></td></tr>\n",
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url.PathEscape(group), fi.Name())
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}
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fmt.Fprintf(w, "</table>\n")
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fmt.Fprintf(w, "</body></html>\n")
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}
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