func RegisterHandlers(mux httpMux.Mux, containerManager manager.Manager, httpAuthFile, httpAuthRealm, httpDigestFile, httpDigestRealm, prometheusEndpoint string) error {
// Basic health handler.
if err := healthz.RegisterHandler(mux); err != nil {
return fmt.Errorf("failed to register healthz handler: %s", err)
}
// Validation/Debug handler.
mux.HandleFunc(validate.ValidatePage, func(w http.ResponseWriter, r *http.Request) {
err := validate.HandleRequest(w, containerManager)
if err != nil {
fmt.Fprintf(w, "%s", err)
}
})
// Register API handler.
if err := api.RegisterHandlers(mux, containerManager); err != nil {
return fmt.Errorf("failed to register API handlers: %s", err)
}
// Redirect / to containers page.
mux.Handle("/", http.RedirectHandler(pages.ContainersPage, http.StatusTemporaryRedirect))
var authenticated bool = false
// Setup the authenticator object
if httpAuthFile != "" {
glog.Infof("Using auth file %s", httpAuthFile)
secrets := auth.HtpasswdFileProvider(httpAuthFile)
authenticator := auth.NewBasicAuthenticator(httpAuthRealm, secrets)
mux.HandleFunc(static.StaticResource, authenticator.Wrap(staticHandler))
if err := pages.RegisterHandlersBasic(mux, containerManager, authenticator); err != nil {
return fmt.Errorf("failed to register pages auth handlers: %s", err)
}
authenticated = true
}
if httpAuthFile == "" && httpDigestFile != "" {
glog.Infof("Using digest file %s", httpDigestFile)
secrets := auth.HtdigestFileProvider(httpDigestFile)
authenticator := auth.NewDigestAuthenticator(httpDigestRealm, secrets)
mux.HandleFunc(static.StaticResource, authenticator.Wrap(staticHandler))
if err := pages.RegisterHandlersDigest(mux, containerManager, authenticator); err != nil {
return fmt.Errorf("failed to register pages digest handlers: %s", err)
}
authenticated = true
}
// Change handler based on authenticator initalization
if !authenticated {
mux.HandleFunc(static.StaticResource, staticHandlerNoAuth)
if err := pages.RegisterHandlersBasic(mux, containerManager, nil); err != nil {
return fmt.Errorf("failed to register pages handlers: %s", err)
}
}
collector := metrics.NewPrometheusCollector(containerManager)
prometheus.MustRegister(collector)
http.Handle(prometheusEndpoint, prometheus.Handler())
return nil
}
func RegisterHandlers(mux httpMux.Mux, m manager.Manager) error {
apiVersions := getApiVersions()
supportedApiVersions := make(map[string]ApiVersion, len(apiVersions))
for _, v := range apiVersions {
supportedApiVersions[v.Version()] = v
}
mux.HandleFunc(apiResource, func(w http.ResponseWriter, r *http.Request) {
err := handleRequest(supportedApiVersions, m, w, r)
if err != nil {
http.Error(w, err.Error(), 500)
}
})
return nil
}
func RegisterHandlersBasic(mux httpmux.Mux, containerManager manager.Manager, authenticator *auth.BasicAuth) error {
// Register the handler for the containers and docker age.
if authenticator != nil {
mux.HandleFunc(ContainersPage, authenticator.Wrap(containerHandler(containerManager)))
mux.HandleFunc(DockerPage, authenticator.Wrap(dockerHandler(containerManager)))
} else {
mux.HandleFunc(ContainersPage, containerHandlerNoAuth(containerManager))
mux.HandleFunc(DockerPage, dockerHandlerNoAuth(containerManager))
}
return nil
}
func RegisterPrometheusHandler(mux httpmux.Mux, containerManager manager.Manager, prometheusEndpoint string, containerNameToLabelsFunc metrics.ContainerNameToLabelsFunc) {
collector := metrics.NewPrometheusCollector(containerManager, containerNameToLabelsFunc)
prometheus.MustRegister(collector)
mux.Handle(prometheusEndpoint, prometheus.Handler())
}
// Register simple HTTP /healthz handler to return "ok".
func RegisterHandler(mux httpMux.Mux) error {
mux.HandleFunc("/healthz", handleHealthz)
return nil
}