func (h *gitHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
var g gitService
if r.URL.Path == status.Path {
status.HealthyHandler.ServeHTTP(w, r)
return
}
// Look for a matching Git service
foundService := false
for _, g = range gitServices {
if r.Method == g.method && strings.HasSuffix(r.URL.Path, g.suffix) {
foundService = true
break
}
}
name := strings.TrimSuffix(strings.TrimPrefix(strings.TrimSuffix(r.URL.Path, g.suffix), "/"), ".git")
if !foundService || !utils.AppNamePattern.MatchString(name) {
// The protocol spec in git/Documentation/technical/http-protocol.txt
// says we must return 403 if no matching service is found.
http.Error(w, "Forbidden", 403)
return
}
_, password, _ := utils.ParseBasicAuth(r.Header)
if !hmac.Equal([]byte(password), h.authKey) {
w.Header().Set("WWW-Authenticate", "Basic")
http.Error(w, "Authentication required", 401)
return
}
// Lookup app
app, err := h.controller.GetApp(name)
if err == controller.ErrNotFound {
http.Error(w, "unknown app", 404)
return
} else if err != nil {
fail500(w, "getApp", err)
return
}
repoPath, err := prepareRepo(app.ID)
if err != nil {
fail500(w, "prepareRepo", err)
return
}
defer os.RemoveAll(repoPath)
if g.rpc == "git-receive-pack" {
defer func() {
if err := uploadRepo(repoPath, app.ID); err != nil {
logError(w, "uploadRepo", err)
}
}()
}
g.handleFunc(gitEnv{App: app.ID}, g.rpc, repoPath, w, r)
}
func (s *statusHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
if s.k != "" {
var addr string
if fwdFor := r.Header.Get("X-Forwarded-For"); fwdFor != "" {
if v := strings.Split(fwdFor, ", "); len(v) > 0 {
addr = strings.TrimSpace(v[len(v)-1])
}
}
if addr == "" {
if clientIP, _, err := net.SplitHostPort(r.RemoteAddr); err == nil {
addr = clientIP
}
}
var authed bool
if ip := net.ParseIP(addr); ip != nil {
for _, v := range s.whitelist {
if v.Contains(ip) {
authed = true
break
}
}
}
if !authed {
_, password, _ := utils.ParseBasicAuth(r.Header)
if password == "" {
password = r.URL.Query().Get("key")
}
authed = len(password) == len(s.k) && subtle.ConstantTimeCompare([]byte(password), []byte(s.k)) == 1
}
if !authed {
w.WriteHeader(401)
return
}
}
s.h.ServeHTTP(w, r)
}