Example #1
0
// initAPIVersionRoute initializes the osapi endpoint to behave similar to the upstream api endpoint
func initAPIVersionRoute(root *restful.WebService, prefix string, versions ...string) {
	if len(versions) == 0 {
		return
	}

	versionHandler := apiserver.APIVersionHandler(versions...)
	root.Route(root.GET(prefix).To(versionHandler).
		Doc("list supported server API versions").
		Produces(restful.MIME_JSON).
		Consumes(restful.MIME_JSON))
}
Example #2
0
// init initializes master.
func (m *Master) init(c *Config) {
	podCache := NewPodCache(c.KubeletClient, m.podRegistry)
	go util.Forever(func() { podCache.UpdateAllContainers() }, time.Second*30)

	var userContexts = handlers.NewUserRequestContext()
	var authenticator authenticator.Request
	if len(c.TokenAuthFile) != 0 {
		tokenAuthenticator, err := tokenfile.New(c.TokenAuthFile)
		if err != nil {
			glog.Fatalf("Unable to load the token authentication file '%s': %v", c.TokenAuthFile, err)
		}
		authenticator = bearertoken.New(tokenAuthenticator)
	}

	m.storage = map[string]apiserver.RESTStorage{
		"pods": pod.NewREST(&pod.RESTConfig{
			CloudProvider: c.Cloud,
			PodCache:      podCache,
			PodInfoGetter: c.KubeletClient,
			Registry:      m.podRegistry,
			Minions:       m.client.Minions(),
		}),
		"replicationControllers": controller.NewREST(m.controllerRegistry, m.podRegistry),
		"services":               service.NewREST(m.serviceRegistry, c.Cloud, m.minionRegistry, m.portalNet),
		"endpoints":              endpoint.NewREST(m.endpointRegistry),
		"minions":                minion.NewREST(m.minionRegistry),
		"events":                 event.NewREST(m.eventRegistry),

		// TODO: should appear only in scheduler API group.
		"bindings": binding.NewREST(m.bindingRegistry),
	}

	apiserver.NewAPIGroup(m.API_v1beta1()).InstallREST(m.mux, c.APIPrefix+"/v1beta1")
	apiserver.NewAPIGroup(m.API_v1beta2()).InstallREST(m.mux, c.APIPrefix+"/v1beta2")
	versionHandler := apiserver.APIVersionHandler("v1beta1", "v1beta2")
	m.mux.Handle(c.APIPrefix, versionHandler)
	apiserver.InstallSupport(m.mux)
	serversToValidate := m.getServersToValidate(c)

	apiserver.InstallValidator(m.mux, serversToValidate)
	if c.EnableLogsSupport {
		apiserver.InstallLogsSupport(m.mux)
	}
	if c.EnableUISupport {
		ui.InstallSupport(m.mux)
	}

	handler := http.Handler(m.mux.(*http.ServeMux))

	if len(c.CorsAllowedOriginList) > 0 {
		allowedOriginRegexps, err := util.CompileRegexps(c.CorsAllowedOriginList)
		if err != nil {
			glog.Fatalf("Invalid CORS allowed origin, --cors_allowed_origins flag was set to %v - %v", strings.Join(c.CorsAllowedOriginList, ","), err)
		}
		handler = apiserver.CORS(handler, allowedOriginRegexps, nil, nil, "true")
	}

	m.InsecureHandler = handler

	attributeGetter := apiserver.NewRequestAttributeGetter(userContexts)
	handler = apiserver.WithAuthorizationCheck(handler, attributeGetter, m.authorizer)

	// Install Authenticator
	if authenticator != nil {
		handler = handlers.NewRequestAuthenticator(userContexts, authenticator, handlers.Unauthorized, handler)
	}
	m.mux.HandleFunc("/_whoami", handleWhoAmI(authenticator))

	m.Handler = handler

	// TODO: Attempt clean shutdown?
	m.masterServices.Start()
}
Example #3
0
// init initializes master.
func (m *Master) init(c *Config) {
	var userContexts = handlers.NewUserRequestContext()
	var authenticator = c.Authenticator

	ipCache := NewIPCache(c.Cloud, util.RealClock{}, 30*time.Second)
	podCache := NewPodCache(
		ipCache,
		c.KubeletClient,
		m.client.Minions(),
		m.podRegistry,
	)
	go util.Forever(func() { podCache.UpdateAllContainers() }, time.Second*30)

	// TODO: Factor out the core API registration
	m.storage = map[string]apiserver.RESTStorage{
		"pods": pod.NewREST(&pod.RESTConfig{
			PodCache: podCache,
			Registry: m.podRegistry,
		}),
		"replicationControllers": controller.NewREST(m.controllerRegistry, m.podRegistry),
		"services":               service.NewREST(m.serviceRegistry, c.Cloud, m.minionRegistry, m.portalNet),
		"endpoints":              endpoint.NewREST(m.endpointRegistry),
		"minions":                minion.NewREST(m.minionRegistry),
		"events":                 event.NewREST(m.eventRegistry),

		// TODO: should appear only in scheduler API group.
		"bindings": binding.NewREST(m.bindingRegistry),
	}

	apiserver.NewAPIGroupVersion(m.API_v1beta1()).InstallREST(m.handlerContainer, c.APIPrefix, "v1beta1")
	apiserver.NewAPIGroupVersion(m.API_v1beta2()).InstallREST(m.handlerContainer, c.APIPrefix, "v1beta2")

	// TODO: InstallREST should register each version automatically
	versionHandler := apiserver.APIVersionHandler("v1beta1", "v1beta2")
	m.rootWebService.Route(m.rootWebService.GET(c.APIPrefix).To(versionHandler))

	apiserver.InstallSupport(m.handlerContainer, m.rootWebService)

	// TODO: use go-restful
	serversToValidate := m.getServersToValidate(c)
	apiserver.InstallValidator(m.mux, serversToValidate)
	if c.EnableLogsSupport {
		apiserver.InstallLogsSupport(m.mux)
	}
	if c.EnableUISupport {
		ui.InstallSupport(m.mux)
	}

	// TODO: install runtime/pprof handler
	// See github.com/emicklei/go-restful/blob/master/examples/restful-cpuprofiler-service.go

	handler := http.Handler(m.mux.(*http.ServeMux))

	// TODO: handle CORS and auth using go-restful
	// See github.com/emicklei/go-restful/blob/master/examples/restful-CORS-filter.go, and
	// github.com/emicklei/go-restful/blob/master/examples/restful-basic-authentication.go

	if len(c.CorsAllowedOriginList) > 0 {
		allowedOriginRegexps, err := util.CompileRegexps(c.CorsAllowedOriginList)
		if err != nil {
			glog.Fatalf("Invalid CORS allowed origin, --cors_allowed_origins flag was set to %v - %v", strings.Join(c.CorsAllowedOriginList, ","), err)
		}
		handler = apiserver.CORS(handler, allowedOriginRegexps, nil, nil, "true")
	}

	m.InsecureHandler = handler

	attributeGetter := apiserver.NewRequestAttributeGetter(userContexts)
	handler = apiserver.WithAuthorizationCheck(handler, attributeGetter, m.authorizer)

	// Install Authenticator
	if authenticator != nil {
		handler = handlers.NewRequestAuthenticator(userContexts, authenticator, handlers.Unauthorized, handler)
	}
	// TODO: Remove temporary _whoami handler
	m.rootWebService.Route(m.rootWebService.GET("/_whoami").To(handleWhoAmI(authenticator)))

	// Install root web services
	m.handlerContainer.Add(m.rootWebService)

	// TODO: Make this optional?
	// Enable swagger UI and discovery API
	swaggerConfig := swagger.Config{
		WebServices: m.handlerContainer.RegisteredWebServices(),
		// TODO: Parameterize the path?
		ApiPath: "/swaggerapi/",
		// TODO: Distribute UI javascript and enable the UI
		//SwaggerPath: "/swaggerui/",
		//SwaggerFilePath: "/srv/apiserver/swagger/dist"
	}
	swagger.RegisterSwaggerService(swaggerConfig, m.handlerContainer)

	m.Handler = handler

	// TODO: Attempt clean shutdown?
	m.masterServices.Start()
}