Exemplo n.º 1
0
// Creates a cAdvisor and exports its API on the specified port if port > 0.
func New(port uint) (Interface, error) {
	sysFs, err := sysfs.NewRealSysFs()
	if err != nil {
		return nil, err
	}

	// Create and start the cAdvisor container manager.
	m, err := manager.New(memory.New(statsCacheDuration, nil), sysFs)
	if err != nil {
		return nil, err
	}

	cadvisorClient := &cadvisorClient{
		Manager: m,
	}

	// Export the HTTP endpoint if a port was specified.
	if port > 0 {
		err = cadvisorClient.exportHTTP(port)
		if err != nil {
			return nil, err
		}
	}
	return cadvisorClient, nil
}
Exemplo n.º 2
0
func main() {
	flag.Parse()

	storageDriver, err := NewStorageDriver(*argDbDriver)
	if err != nil {
		glog.Fatalf("Failed to connect to database: %s", err)
	}

	containerManager, err := manager.New(storageDriver)
	if err != nil {
		glog.Fatalf("Failed to create a Container Manager: %s", err)
	}

	// Register Docker.
	if err := docker.Register(containerManager); err != nil {
		glog.Errorf("Docker registration failed: %v.", err)
	}

	// Register the raw driver.
	if err := raw.Register(containerManager); err != nil {
		glog.Fatalf("raw registration failed: %v.", err)
	}

	// Handler for static content.
	http.HandleFunc(static.StaticResource, func(w http.ResponseWriter, r *http.Request) {
		err := static.HandleRequest(w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	// Register API handler.
	if err := api.RegisterHandlers(containerManager); err != nil {
		glog.Fatalf("failed to register API handlers: %s", err)
	}

	// Redirect / to containers page.
	http.Handle("/", http.RedirectHandler(pages.ContainersPage, http.StatusTemporaryRedirect))

	// Register the handler for the containers page.
	http.HandleFunc(pages.ContainersPage, func(w http.ResponseWriter, r *http.Request) {
		err := pages.ServerContainersPage(containerManager, w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	defer glog.Flush()

	go func() {
		glog.Fatal(containerManager.Start())
	}()

	glog.Infof("Starting cAdvisor version: %q", info.VERSION)
	glog.Infof("About to serve on port ", *argPort)

	addr := fmt.Sprintf(":%v", *argPort)

	glog.Fatal(http.ListenAndServe(addr, nil))
}
Exemplo n.º 3
0
func main() {
	flag.Parse()

	storage := memory.New(*argSampleSize, *argHistoryDuration)
	// TODO(monnand): Add stats writer for manager
	containerManager, err := manager.New(storage)
	if err != nil {
		log.Fatalf("Failed to create a Container Manager: %s", err)
	}

	if err := lmctfy.Register("/"); err != nil {
		log.Printf("lmctfy registration failed: %v.", err)
		log.Print("Running in docker only mode.")
		if err := docker.Register(containerManager, "/"); err != nil {
			log.Printf("Docker registration failed: %v.", err)
			log.Fatalf("Unable to continue without docker or lmctfy.")
		}
	}

	if err := docker.Register(containerManager, "/docker"); err != nil {
		// Ignore this error because we should work with lmctfy only
		log.Printf("Docker registration failed: %v.", err)
		log.Print("Running in lmctfy only mode.")
	}

	// Handler for static content.
	http.HandleFunc(static.StaticResource, func(w http.ResponseWriter, r *http.Request) {
		err := static.HandleRequest(w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	// Handler for the API.
	http.HandleFunc(api.ApiResource, func(w http.ResponseWriter, r *http.Request) {
		err := api.HandleRequest(containerManager, w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	// Redirect / to containers page.
	http.Handle("/", http.RedirectHandler(pages.ContainersPage, http.StatusTemporaryRedirect))

	// Register the handler for the containers page.
	http.HandleFunc(pages.ContainersPage, func(w http.ResponseWriter, r *http.Request) {
		err := pages.ServerContainersPage(containerManager, w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	go containerManager.Start()

	log.Printf("Starting cAdvisor version: %q", info.VERSION)
	log.Print("About to serve on port ", *argPort)

	addr := fmt.Sprintf(":%v", *argPort)
	log.Fatal(http.ListenAndServe(addr, nil))
}
Exemplo n.º 4
0
// Creates a cAdvisor and exports its API on the specified port if port > 0.
func New(backendStorageName string, port uint) (Interface, error) {
	backendStorage, err := NewBackendStorage(backendStorageName)
	if err != nil {
		glog.Fatalf("Failed to connect to database: %s", err)
	}
	sysFs, err := sysfs.NewRealSysFs()
	if err != nil {
		return nil, err
	}

	// Create and start the cAdvisor container manager.
	m, err := manager.New(memory.New(statsCacheDuration, backendStorage), sysFs, maxHousekeepingInterval, allowDynamicHousekeeping, cadvisorMetrics.MetricSet{cadvisorMetrics.NetworkTcpUsageMetrics: struct{}{}})
	if err != nil {
		return nil, err
	}

	cadvisorClient := &cadvisorClient{
		Manager: m,
	}

	err = cadvisorClient.exportHTTP(port)
	if err != nil {
		return nil, err
	}
	return cadvisorClient, nil
}
Exemplo n.º 5
0
func main() {
	defer glog.Flush()
	flag.Parse()

	if *versionFlag {
		fmt.Printf("cAdvisor version %s (%s)\n", version.Info["version"], version.Info["revision"])
		os.Exit(0)
	}

	setMaxProcs()

	memoryStorage, err := NewMemoryStorage()
	if err != nil {
		glog.Fatalf("Failed to initialize storage driver: %s", err)
	}

	sysFs, err := sysfs.NewRealSysFs()
	if err != nil {
		glog.Fatalf("Failed to create a system interface: %s", err)
	}

	collectorHttpClient := createCollectorHttpClient(*collectorCert, *collectorKey)

	containerManager, err := manager.New(memoryStorage, sysFs, *maxHousekeepingInterval, *allowDynamicHousekeeping, ignoreMetrics.MetricSet, &collectorHttpClient)
	if err != nil {
		glog.Fatalf("Failed to create a Container Manager: %s", err)
	}

	mux := http.NewServeMux()

	if *enableProfiling {
		mux.HandleFunc("/debug/pprof/", pprof.Index)
		mux.HandleFunc("/debug/pprof/cmdline", pprof.Cmdline)
		mux.HandleFunc("/debug/pprof/profile", pprof.Profile)
		mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol)
	}

	// Register all HTTP handlers.
	err = cadvisorhttp.RegisterHandlers(mux, containerManager, *httpAuthFile, *httpAuthRealm, *httpDigestFile, *httpDigestRealm)
	if err != nil {
		glog.Fatalf("Failed to register HTTP handlers: %v", err)
	}

	cadvisorhttp.RegisterPrometheusHandler(mux, containerManager, *prometheusEndpoint, nil)

	// Start the manager.
	if err := containerManager.Start(); err != nil {
		glog.Fatalf("Failed to start container manager: %v", err)
	}

	// Install signal handler.
	installSignalHandler(containerManager)

	glog.Infof("Starting cAdvisor version: %s-%s on port %d", version.Info["version"], version.Info["revision"], *argPort)

	addr := fmt.Sprintf("%s:%d", *argIp, *argPort)
	glog.Fatal(http.ListenAndServe(addr, mux))
}
Exemplo n.º 6
0
func main() {
	defer glog.Flush()
	flag.Parse()

	if *versionFlag {
		fmt.Printf("cAdvisor version %s (%s)\n", version.Info["version"], version.Info["revision"])
		os.Exit(0)
	}

	setMaxProcs()

	memoryStorage, err := NewMemoryStorage(*argDbDriver)
	if err != nil {
		glog.Fatalf("Failed to connect to database: %s", err)
	}

	sysFs, err := sysfs.NewRealSysFs()
	if err != nil {
		glog.Fatalf("Failed to create a system interface: %s", err)
	}

	containerManager, err := manager.New(memoryStorage, sysFs, *maxHousekeepingInterval, *allowDynamicHousekeeping)
	if err != nil {
		glog.Fatalf("Failed to create a Container Manager: %s", err)
	}

	mux := http.DefaultServeMux
	handler := cors.Default().Handler(mux)
	// Register all HTTP handlers.
	err = cadvisorHttp.RegisterHandlers(mux, containerManager, *httpAuthFile, *httpAuthRealm, *httpDigestFile, *httpDigestRealm)
	if err != nil {
		glog.Fatalf("Failed to register HTTP handlers: %v", err)
	}

	cadvisorHttp.RegisterPrometheusHandler(mux, containerManager, *prometheusEndpoint, nil)

	// Start the manager.
	if err := containerManager.Start(); err != nil {
		glog.Fatalf("Failed to start container manager: %v", err)
	}

	// Install signal handler.
	installSignalHandler(containerManager)

	glog.Infof("Starting cAdvisor version: %s-%s on port %d", version.Info["version"], version.Info["revision"], *argPort)

	addr := fmt.Sprintf("%s:%d", *argIp, *argPort)
	glog.Fatal(http.ListenAndServe(addr, handler))

}
Exemplo n.º 7
0
func main() {
	defer glog.Flush()
	flag.Parse()

	if *versionFlag {
		fmt.Printf("cAdvisor version %s\n", version.VERSION)
		os.Exit(0)
	}

	setMaxProcs()

	memoryStorage, err := NewMemoryStorage(*argDbDriver)
	if err != nil {
		glog.Fatalf("Failed to connect to database: %s", err)
	}

	sysFs, err := sysfs.NewRealSysFs()
	if err != nil {
		glog.Fatalf("Failed to create a system interface: %s", err)
	}

	containerManager, err := manager.New(memoryStorage, sysFs)
	if err != nil {
		glog.Fatalf("Failed to create a Container Manager: %s", err)
	}

	mux := http.DefaultServeMux

	// Register all HTTP handlers.
	err = cadvisorHttp.RegisterHandlers(mux, containerManager, *httpAuthFile, *httpAuthRealm, *httpDigestFile, *httpDigestRealm, *prometheusEndpoint)
	if err != nil {
		glog.Fatalf("Failed to register HTTP handlers: %v", err)
	}

	// Start the manager.
	if err := containerManager.Start(); err != nil {
		glog.Fatalf("Failed to start container manager: %v", err)
	}

	// Install signal handler.
	installSignalHandler(containerManager)

	glog.Infof("Starting cAdvisor version: %q on port %d", version.VERSION, *argPort)

	addr := fmt.Sprintf("%s:%d", *argIp, *argPort)
	fmt.Println("------address-----------")
	fmt.Println(addr)
	glog.Fatal(http.ListenAndServe(addr, nil))
}
Exemplo n.º 8
0
func initContainerManager() {
	sysFs, err := sysfs.NewRealSysFs()
	if err != nil {
		log.Infof("stats: failed to create a system interface (%v)", err)
		return
	}
	// TODO: support influxdb or other backend storage
	cmgr, err = manager.New(memory.New(storageDuration, nil), sysFs)
	if err != nil {
		log.Infof("stats: failed to create a container Manager (%v)", err)
		return
	}
	if err := cmgr.Start(); err != nil {
		log.Infof("stats: failed to start container manager (%v)", err)
		return
	}
}
Exemplo n.º 9
0
// Creates a cAdvisor and exports its API on the specified port if port > 0.
func New(port uint) (Interface, error) {
	sysFs, err := sysfs.NewRealSysFs()
	if err != nil {
		return nil, err
	}

	// Create and start the cAdvisor container manager.
	m, err := manager.New(memory.New(statsCacheDuration, nil), sysFs, maxHousekeepingInterval, allowDynamicHousekeeping)
	if err != nil {
		return nil, err
	}

	cadvisorClient := &cadvisorClient{
		Manager: m,
	}

	err = cadvisorClient.exportHTTP(port)
	if err != nil {
		return nil, err
	}
	return cadvisorClient, nil
}
Exemplo n.º 10
0
// Creates a cAdvisor and exports its API on the specified port if port > 0.
func New(port uint, runtime string) (Interface, error) {
	sysFs, err := sysfs.NewRealSysFs()
	if err != nil {
		return nil, err
	}

	// Create and start the cAdvisor container manager.
	m, err := manager.New(memory.New(statsCacheDuration, nil), sysFs, maxHousekeepingInterval, allowDynamicHousekeeping, cadvisorMetrics.MetricSet{cadvisorMetrics.NetworkTcpUsageMetrics: struct{}{}})
	if err != nil {
		return nil, err
	}

	cadvisorClient := &cadvisorClient{
		runtime: runtime,
		Manager: m,
	}

	err = cadvisorClient.exportHTTP(port)
	if err != nil {
		return nil, err
	}
	return cadvisorClient, nil
}
Exemplo n.º 11
0
func main() {
	flag.Parse()
	// XXX(dengnan): Should we allow users to specify which sampler they want to use?
	container.SetStatsParameter(&container.StatsParameter{
		Sampler:     "uniform",
		NumSamples:  *argSampleSize,
		ResetPeriod: *argResetPeriod,
	})
	containerManager, err := manager.New()
	if err != nil {
		log.Fatalf("Failed to create a Container Manager: %s", err)
	}

	if err := lmctfy.Register("/"); err != nil {
		log.Printf("lmctfy registration failed: %v.", err)
		log.Print("Running in docker only mode.")
		if err := docker.Register(containerManager, "/"); err != nil {
			log.Printf("Docker registration failed: %v.", err)
			log.Fatalf("Unable to continue without docker or lmctfy.")
		}
	}

	if err := docker.Register(containerManager, "/docker"); err != nil {
		// Ignore this error because we should work with lmctfy only
		log.Printf("Docker registration failed: %v.", err)
		log.Print("Running in lmctfy only mode.")
	}

	// Handler for static content.
	http.HandleFunc(static.StaticResource, func(w http.ResponseWriter, r *http.Request) {
		err := static.HandleRequest(w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	// Handler for the API.
	http.HandleFunc(api.ApiResource, func(w http.ResponseWriter, r *http.Request) {
		err := api.HandleRequest(containerManager, w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	// Redirect / to containers page.
	http.Handle("/", http.RedirectHandler(pages.ContainersPage, http.StatusTemporaryRedirect))

	// Register the handler for the containers page.
	http.HandleFunc(pages.ContainersPage, func(w http.ResponseWriter, r *http.Request) {
		err := pages.ServerContainersPage(containerManager, w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	go containerManager.Start()

	log.Print("About to serve on port ", *argPort)

	addr := fmt.Sprintf(":%v", *argPort)
	log.Fatal(http.ListenAndServe(addr, nil))
}
Exemplo n.º 12
0
func main() {
	flag.Parse()

	storageDriver, err := NewStorageDriver(*argDbDriver)
	if err != nil {
		log.Fatalf("Failed to connect to database: %s", err)
	}

	containerManager, err := manager.New(storageDriver)
	if err != nil {
		log.Fatalf("Failed to create a Container Manager: %s", err)
	}

	// Register lmctfy for the root if allowed and available.
	registeredRoot := false
	if *argAllowLmctfy {
		if err := lmctfy.Register("/"); err != nil {
			log.Printf("lmctfy registration failed: %v.", err)
			log.Print("Running in docker only mode.")
		} else {
			registeredRoot = true
		}
	}

	// Register Docker for root if we were unable to register lmctfy.
	if !registeredRoot {
		if err := docker.Register(containerManager, "/"); err != nil {
			log.Printf("Docker registration failed: %v.", err)
			log.Fatalf("Unable to continue without root handler.")
		}
	}

	// Register Docker for all Docker containers.
	if err := docker.Register(containerManager, "/docker"); err != nil {
		// Ignore this error because we should work with lmctfy only
		log.Printf("Docker registration failed: %v.", err)
		log.Print("Running in lmctfy only mode.")
	}

	// Handler for static content.
	http.HandleFunc(static.StaticResource, func(w http.ResponseWriter, r *http.Request) {
		err := static.HandleRequest(w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	// Handler for the API.
	http.HandleFunc(api.ApiResource, func(w http.ResponseWriter, r *http.Request) {
		err := api.HandleRequest(containerManager, w, r)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	// Redirect / to containers page.
	http.Handle("/", http.RedirectHandler(pages.ContainersPage, http.StatusTemporaryRedirect))

	// Register the handler for the containers page.
	http.HandleFunc(pages.ContainersPage, func(w http.ResponseWriter, r *http.Request) {
		err := pages.ServerContainersPage(containerManager, w, r.URL)
		if err != nil {
			fmt.Fprintf(w, "%s", err)
		}
	})

	go containerManager.Start()

	log.Printf("Starting cAdvisor version: %q", info.VERSION)
	log.Print("About to serve on port ", *argPort)

	addr := fmt.Sprintf(":%v", *argPort)
	log.Fatal(http.ListenAndServe(addr, nil))
}
Exemplo n.º 13
0
func main() {
	defer glog.Flush()
	flag.Parse()

	if *versionFlag {
		fmt.Printf("cAdvisor version %s\n", info.VERSION)
		os.Exit(0)
	}

	setMaxProcs()

	storageDriver, err := NewStorageDriver(*argDbDriver)
	if err != nil {
		glog.Fatalf("Failed to connect to database: %s", err)
	}

	sysFs, err := sysfs.NewRealSysFs()
	if err != nil {
		glog.Fatalf("Failed to create a system interface: %s", err)
	}

	containerManager, err := manager.New(storageDriver, sysFs)
	if err != nil {
		glog.Fatalf("Failed to create a Container Manager: %s", err)
	}

	// Register Docker.
	if err := docker.Register(containerManager); err != nil {
		glog.Errorf("Docker registration failed: %v.", err)
	}

	// Register the raw driver.
	if err := raw.Register(containerManager); err != nil {
		glog.Fatalf("Raw registration failed: %v.", err)
	}

	// Basic health handler.
	if err := healthz.RegisterHandler(); err != nil {
		glog.Fatalf("Failed to register healthz handler: %s", err)
	}

	// Validation/Debug handler.
	http.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(containerManager); err != nil {
		glog.Fatalf("Failed to register API handlers: %s", err)
	}

	// Redirect / to containers page.
	http.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)
		http.HandleFunc(static.StaticResource, authenticator.Wrap(staticHandler))
		if err := pages.RegisterHandlersBasic(containerManager, authenticator); err != nil {
			glog.Fatalf("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)
		http.HandleFunc(static.StaticResource, authenticator.Wrap(staticHandler))
		if err := pages.RegisterHandlersDigest(containerManager, authenticator); err != nil {
			glog.Fatalf("Failed to register pages digest handlers: %s", err)
		}
		authenticated = true
	}

	// Change handler based on authenticator initalization
	if !authenticated {
		http.HandleFunc(static.StaticResource, staticHandlerNoAuth)
		if err := pages.RegisterHandlersBasic(containerManager, nil); err != nil {
			glog.Fatalf("Failed to register pages handlers: %s", err)
		}
	}

	// Start the manager.
	if err := containerManager.Start(); err != nil {
		glog.Fatalf("Failed to start container manager: %v", err)
	}

	// Install signal handler.
	installSignalHandler(containerManager)

	glog.Infof("Starting cAdvisor version: %q on port %d", info.VERSION, *argPort)

	addr := fmt.Sprintf("%s:%d", *argIp, *argPort)
	glog.Fatal(http.ListenAndServe(addr, nil))
}