示例#1
0
func TestStore(t *testing.T) {
	storage, backing, ecli := newStorage(t)
	initialObject(ecli)

	if _, err := storage.Allocate(2); err != nil {
		t.Fatal(err)
	}
	ok, err := backing.Allocate(2)
	if err != nil {
		t.Fatal(err)
	}
	if ok {
		t.Fatal("Expected backing allocation to fail")
	}
	if ok, err := storage.Allocate(2); ok || err != nil {
		t.Fatal("Expected allocation to fail")
	}

	obj := ecli.Data[key()]
	if obj.R == nil || obj.R.Node == nil {
		t.Fatalf("%s is empty: %#v", key(), obj)
	}
	t.Logf("data: %#v", obj.R.Node)

	other := allocator.NewAllocationMap(100, "rangeSpecValue")

	allocation := &api.RangeAllocation{}
	if err := storage.helper.ExtractObj(key(), allocation, false); err != nil {
		t.Fatal(err)
	}
	if allocation.ResourceVersion != "1" {
		t.Fatalf("%#v", allocation)
	}
	if allocation.Range != "rangeSpecValue" {
		t.Errorf("unexpected stored Range: %s", allocation.Range)
	}
	if err := other.Restore("rangeSpecValue", allocation.Data); err != nil {
		t.Fatal(err)
	}
	if !other.Has(2) {
		t.Fatalf("could not restore allocated IP: %#v", other)
	}

	other = allocator.NewAllocationMap(100, "rangeSpecValue")
	otherStorage := NewEtcd(other, "/ranges/serviceips", "serviceipallocation", storage.helper)
	if ok, err := otherStorage.Allocate(2); ok || err != nil {
		t.Fatal(err)
	}
}
示例#2
0
func newStorage(t *testing.T) (*Etcd, allocator.Interface, *tools.FakeEtcdClient) {
	fakeEtcdClient, h := newHelper(t)

	mem := allocator.NewAllocationMap(100, "rangeSpecValue")
	etcd := NewEtcd(mem, "/ranges/serviceips", "serviceipallocation", h)

	return etcd, mem, fakeEtcdClient
}
示例#3
0
func newStorage(t *testing.T) (ipallocator.Interface, allocator.Interface, *tools.FakeEtcdClient) {
	fakeEtcdClient, h := newHelper(t)
	_, cidr, err := net.ParseCIDR("192.168.1.0/24")
	if err != nil {
		t.Fatal(err)
	}

	var backing allocator.Interface
	storage := ipallocator.NewAllocatorCIDRRange(cidr, func(max int, rangeSpec string) allocator.Interface {
		mem := allocator.NewAllocationMap(max, rangeSpec)
		backing = mem
		etcd := allocator_etcd.NewEtcd(mem, "/ranges/serviceips", "serviceipallocation", h)
		return etcd
	})

	return storage, backing, fakeEtcdClient
}
示例#4
0
// Helper that wraps NewAllocatorCIDRRange, for creating a range backed by an in-memory store.
func NewPortAllocator(pr util.PortRange) *PortAllocator {
	return NewPortAllocatorCustom(pr, func(max int, rangeSpec string) allocator.Interface {
		return allocator.NewAllocationMap(max, rangeSpec)
	})
}
示例#5
0
// init initializes master.
func (m *Master) init(c *Config) {
	healthzChecks := []healthz.HealthzChecker{}
	m.clock = util.RealClock{}
	podStorage := podetcd.NewStorage(c.DatabaseStorage, c.KubeletClient)
	podRegistry := pod.NewRegistry(podStorage.Pod)

	podTemplateStorage := podtemplateetcd.NewREST(c.DatabaseStorage)

	eventRegistry := event.NewEtcdRegistry(c.DatabaseStorage, uint64(c.EventTTL.Seconds()))
	limitRangeRegistry := limitrange.NewEtcdRegistry(c.DatabaseStorage)

	resourceQuotaStorage, resourceQuotaStatusStorage := resourcequotaetcd.NewStorage(c.DatabaseStorage)
	secretStorage := secretetcd.NewStorage(c.DatabaseStorage)
	serviceAccountStorage := serviceaccountetcd.NewStorage(c.DatabaseStorage)
	persistentVolumeStorage, persistentVolumeStatusStorage := pvetcd.NewStorage(c.DatabaseStorage)
	persistentVolumeClaimStorage, persistentVolumeClaimStatusStorage := pvcetcd.NewStorage(c.DatabaseStorage)

	namespaceStorage, namespaceStatusStorage, namespaceFinalizeStorage := namespaceetcd.NewStorage(c.DatabaseStorage)
	m.namespaceRegistry = namespace.NewRegistry(namespaceStorage)

	endpointsStorage := endpointsetcd.NewStorage(c.DatabaseStorage)
	m.endpointRegistry = endpoint.NewRegistry(endpointsStorage)

	nodeStorage, nodeStatusStorage := nodeetcd.NewStorage(c.DatabaseStorage, c.KubeletClient)
	m.nodeRegistry = minion.NewRegistry(nodeStorage)

	// TODO: split me up into distinct storage registries
	registry := etcd.NewRegistry(c.DatabaseStorage, podRegistry, m.endpointRegistry)
	m.serviceRegistry = registry

	var serviceClusterIPRegistry service.RangeRegistry
	serviceClusterIPAllocator := ipallocator.NewAllocatorCIDRRange(m.serviceClusterIPRange, func(max int, rangeSpec string) allocator.Interface {
		mem := allocator.NewAllocationMap(max, rangeSpec)
		etcd := etcdallocator.NewEtcd(mem, "/ranges/serviceips", "serviceipallocation", c.DatabaseStorage)
		serviceClusterIPRegistry = etcd
		return etcd
	})
	m.serviceClusterIPAllocator = serviceClusterIPRegistry

	var serviceNodePortRegistry service.RangeRegistry
	serviceNodePortAllocator := portallocator.NewPortAllocatorCustom(m.serviceNodePortRange, func(max int, rangeSpec string) allocator.Interface {
		mem := allocator.NewAllocationMap(max, rangeSpec)
		etcd := etcdallocator.NewEtcd(mem, "/ranges/servicenodeports", "servicenodeportallocation", c.DatabaseStorage)
		serviceNodePortRegistry = etcd
		return etcd
	})
	m.serviceNodePortAllocator = serviceNodePortRegistry

	controllerStorage := controlleretcd.NewREST(c.DatabaseStorage)

	// TODO: Factor out the core API registration
	m.storage = map[string]rest.Storage{
		"pods":             podStorage.Pod,
		"pods/status":      podStorage.Status,
		"pods/log":         podStorage.Log,
		"pods/exec":        podStorage.Exec,
		"pods/portforward": podStorage.PortForward,
		"pods/proxy":       podStorage.Proxy,
		"pods/binding":     podStorage.Binding,
		"bindings":         podStorage.Binding,

		"podTemplates": podTemplateStorage,

		"replicationControllers": controllerStorage,
		"services":               service.NewStorage(m.serviceRegistry, m.nodeRegistry, m.endpointRegistry, serviceClusterIPAllocator, serviceNodePortAllocator, c.ClusterName),
		"endpoints":              endpointsStorage,
		"nodes":                  nodeStorage,
		"nodes/status":           nodeStatusStorage,
		"events":                 event.NewStorage(eventRegistry),

		"limitRanges":                   limitrange.NewStorage(limitRangeRegistry),
		"resourceQuotas":                resourceQuotaStorage,
		"resourceQuotas/status":         resourceQuotaStatusStorage,
		"namespaces":                    namespaceStorage,
		"namespaces/status":             namespaceStatusStorage,
		"namespaces/finalize":           namespaceFinalizeStorage,
		"secrets":                       secretStorage,
		"serviceAccounts":               serviceAccountStorage,
		"persistentVolumes":             persistentVolumeStorage,
		"persistentVolumes/status":      persistentVolumeStatusStorage,
		"persistentVolumeClaims":        persistentVolumeClaimStorage,
		"persistentVolumeClaims/status": persistentVolumeClaimStatusStorage,

		"componentStatuses": componentstatus.NewStorage(func() map[string]apiserver.Server { return m.getServersToValidate(c) }),
	}

	// establish the node proxy dialer
	if len(c.SSHUser) > 0 {
		// Usernames are capped @ 32
		if len(c.SSHUser) > 32 {
			glog.Warning("SSH User is too long, truncating to 32 chars")
			c.SSHUser = c.SSHUser[0:32]
		}
		glog.Infof("Setting up proxy: %s %s", c.SSHUser, c.SSHKeyfile)

		// public keyfile is written last, so check for that.
		publicKeyFile := c.SSHKeyfile + ".pub"
		exists, err := util.FileExists(publicKeyFile)
		if err != nil {
			glog.Errorf("Error detecting if key exists: %v", err)
		} else if !exists {
			glog.Infof("Key doesn't exist, attempting to create")
			err := m.generateSSHKey(c.SSHUser, c.SSHKeyfile, publicKeyFile)
			if err != nil {
				glog.Errorf("Failed to create key pair: %v", err)
			}
		}
		m.tunnels = &util.SSHTunnelList{}
		m.dialer = m.Dial
		m.setupSecureProxy(c.SSHUser, c.SSHKeyfile, publicKeyFile)
		m.lastSync = m.clock.Now().Unix()

		// This is pretty ugly.  A better solution would be to pull this all the way up into the
		// server.go file.
		httpKubeletClient, ok := c.KubeletClient.(*client.HTTPKubeletClient)
		if ok {
			httpKubeletClient.Config.Dial = m.dialer
			transport, err := client.MakeTransport(httpKubeletClient.Config)
			if err != nil {
				glog.Errorf("Error setting up transport over SSH: %v", err)
			} else {
				httpKubeletClient.Client.Transport = transport
			}
		} else {
			glog.Errorf("Failed to cast %v to HTTPKubeletClient, skipping SSH tunnel.")
		}
		healthzChecks = append(healthzChecks, healthz.NamedCheck("SSH Tunnel Check", m.IsTunnelSyncHealthy))
		m.lastSyncMetric = prometheus.NewGaugeFunc(prometheus.GaugeOpts{
			Name: "apiserver_proxy_tunnel_sync_latency_secs",
			Help: "The time since the last successful synchronization of the SSH tunnels for proxy requests.",
		}, func() float64 { return float64(m.secondsSinceSync()) })
	}

	apiVersions := []string{}
	if m.v1 {
		if err := m.api_v1().InstallREST(m.handlerContainer); err != nil {
			glog.Fatalf("Unable to setup API v1: %v", err)
		}
		apiVersions = append(apiVersions, "v1")
	}

	apiserver.InstallSupport(m.muxHelper, m.rootWebService, c.EnableProfiling, healthzChecks...)
	apiserver.AddApiWebService(m.handlerContainer, c.APIPrefix, apiVersions)
	defaultVersion := m.defaultAPIGroupVersion()
	requestInfoResolver := &apiserver.APIRequestInfoResolver{util.NewStringSet(strings.TrimPrefix(defaultVersion.Root, "/")), defaultVersion.Mapper}
	apiserver.InstallServiceErrorHandler(m.handlerContainer, requestInfoResolver, apiVersions)

	// Register root handler.
	// We do not register this using restful Webservice since we do not want to surface this in api docs.
	// Allow master to be embedded in contexts which already have something registered at the root
	if c.EnableIndex {
		m.mux.HandleFunc("/", apiserver.IndexHandler(m.handlerContainer, m.muxHelper))
	}

	if c.EnableLogsSupport {
		apiserver.InstallLogsSupport(m.muxHelper)
	}
	if c.EnableUISupport {
		ui.InstallSupport(m.muxHelper, m.enableSwaggerSupport)
	}

	if c.EnableProfiling {
		m.mux.HandleFunc("/debug/pprof/", pprof.Index)
		m.mux.HandleFunc("/debug/pprof/profile", pprof.Profile)
		m.mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol)
	}

	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(m.requestContextMapper, latest.RESTMapper, "api")
	handler = apiserver.WithAuthorizationCheck(handler, attributeGetter, m.authorizer)

	// Install Authenticator
	if c.Authenticator != nil {
		authenticatedHandler, err := handlers.NewRequestAuthenticator(m.requestContextMapper, c.Authenticator, handlers.Unauthorized(c.SupportsBasicAuth), handler)
		if err != nil {
			glog.Fatalf("Could not initialize authenticator: %v", err)
		}
		handler = authenticatedHandler
	}

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

	// TODO: Make this optional?  Consumers of master depend on this currently.
	m.Handler = handler

	if m.enableSwaggerSupport {
		m.InstallSwaggerAPI()
	}

	// After all wrapping is done, put a context filter around both handlers
	if handler, err := api.NewRequestContextFilter(m.requestContextMapper, m.Handler); err != nil {
		glog.Fatalf("Could not initialize request context filter: %v", err)
	} else {
		m.Handler = handler
	}

	if handler, err := api.NewRequestContextFilter(m.requestContextMapper, m.InsecureHandler); err != nil {
		glog.Fatalf("Could not initialize request context filter: %v", err)
	} else {
		m.InsecureHandler = handler
	}

	// TODO: Attempt clean shutdown?
	if m.enableCoreControllers {
		m.NewBootstrapController().Start()
	}
}
示例#6
0
文件: master.go 项目: cjnygard/origin
// init initializes master.
func (m *Master) init(c *Config) {
	// TODO: make initialization of the helper part of the Master, and allow some storage
	// objects to have a newer storage version than the user's default.
	newerHelper, err := NewEtcdHelper(c.EtcdHelper.Client, "v1beta3", DefaultEtcdPathPrefix)
	if err != nil {
		glog.Fatalf("Unable to setup storage for v1beta3: %v", err)
	}

	podStorage := podetcd.NewStorage(c.EtcdHelper, c.KubeletClient)
	podRegistry := pod.NewRegistry(podStorage.Pod)

	podTemplateStorage := podtemplateetcd.NewREST(newerHelper)

	eventRegistry := event.NewEtcdRegistry(c.EtcdHelper, uint64(c.EventTTL.Seconds()))
	limitRangeRegistry := limitrange.NewEtcdRegistry(c.EtcdHelper)

	resourceQuotaStorage, resourceQuotaStatusStorage := resourcequotaetcd.NewStorage(c.EtcdHelper)
	secretStorage := secretetcd.NewStorage(c.EtcdHelper)
	serviceAccountStorage := serviceaccountetcd.NewStorage(c.EtcdHelper)
	persistentVolumeStorage, persistentVolumeStatusStorage := pvetcd.NewStorage(c.EtcdHelper)
	persistentVolumeClaimStorage, persistentVolumeClaimStatusStorage := pvcetcd.NewStorage(c.EtcdHelper)

	securityContextConstraintsStorage := sccetcd.NewStorage(c.EtcdHelper)

	namespaceStorage, namespaceStatusStorage, namespaceFinalizeStorage := namespaceetcd.NewStorage(c.EtcdHelper)
	m.namespaceRegistry = namespace.NewRegistry(namespaceStorage)

	endpointsStorage := endpointsetcd.NewStorage(c.EtcdHelper)
	m.endpointRegistry = endpoint.NewRegistry(endpointsStorage)

	nodeStorage, nodeStatusStorage := nodeetcd.NewStorage(c.EtcdHelper, c.KubeletClient)
	m.nodeRegistry = minion.NewRegistry(nodeStorage)

	// TODO: split me up into distinct storage registries
	registry := etcd.NewRegistry(c.EtcdHelper, podRegistry, m.endpointRegistry)
	m.serviceRegistry = registry

	var portalRangeRegistry service.RangeRegistry
	portalAllocator := ipallocator.NewAllocatorCIDRRange(m.portalNet, func(max int, rangeSpec string) allocator.Interface {
		mem := allocator.NewAllocationMap(max, rangeSpec)
		etcd := etcdallocator.NewEtcd(mem, "/ranges/serviceips", "serviceipallocation", c.EtcdHelper)
		portalRangeRegistry = etcd
		return etcd
	})
	m.portalAllocator = portalRangeRegistry

	var serviceNodePortRegistry service.RangeRegistry
	serviceNodePortAllocator := portallocator.NewPortAllocatorCustom(m.serviceNodePorts, func(max int, rangeSpec string) allocator.Interface {
		mem := allocator.NewAllocationMap(max, rangeSpec)
		etcd := etcdallocator.NewEtcd(mem, "/ranges/servicenodeports", "servicenodeportallocation", c.EtcdHelper)
		serviceNodePortRegistry = etcd
		return etcd
	})
	m.serviceNodePortAllocator = serviceNodePortRegistry

	controllerStorage := controlleretcd.NewREST(c.EtcdHelper)

	// TODO: Factor out the core API registration
	m.storage = map[string]rest.Storage{
		"pods":             podStorage.Pod,
		"pods/status":      podStorage.Status,
		"pods/log":         podStorage.Log,
		"pods/exec":        podStorage.Exec,
		"pods/portforward": podStorage.PortForward,
		"pods/proxy":       podStorage.Proxy,
		"pods/binding":     podStorage.Binding,
		"bindings":         podStorage.Binding,

		"podTemplates": podTemplateStorage,

		"replicationControllers": controllerStorage,
		"services":               service.NewStorage(m.serviceRegistry, m.nodeRegistry, m.endpointRegistry, portalAllocator, serviceNodePortAllocator, c.ClusterName),
		"endpoints":              endpointsStorage,
		"minions":                nodeStorage,
		"minions/status":         nodeStatusStorage,
		"nodes":                  nodeStorage,
		"nodes/status":           nodeStatusStorage,
		"events":                 event.NewStorage(eventRegistry),

		"limitRanges":                   limitrange.NewStorage(limitRangeRegistry),
		"resourceQuotas":                resourceQuotaStorage,
		"resourceQuotas/status":         resourceQuotaStatusStorage,
		"namespaces":                    namespaceStorage,
		"namespaces/status":             namespaceStatusStorage,
		"namespaces/finalize":           namespaceFinalizeStorage,
		"secrets":                       secretStorage,
		"serviceAccounts":               serviceAccountStorage,
		"securityContextConstraints":    securityContextConstraintsStorage,
		"persistentVolumes":             persistentVolumeStorage,
		"persistentVolumes/status":      persistentVolumeStatusStorage,
		"persistentVolumeClaims":        persistentVolumeClaimStorage,
		"persistentVolumeClaims/status": persistentVolumeClaimStatusStorage,

		"componentStatuses": componentstatus.NewStorage(func() map[string]apiserver.Server { return m.getServersToValidate(c, false) }),
	}

	apiVersions := []string{}
	if m.v1beta1 {
		if err := m.api_v1beta1().InstallREST(m.handlerContainer); err != nil {
			glog.Fatalf("Unable to setup API v1beta1: %v", err)
		}
		apiVersions = append(apiVersions, "v1beta1")
	}
	if m.v1beta2 {
		if err := m.api_v1beta2().InstallREST(m.handlerContainer); err != nil {
			glog.Fatalf("Unable to setup API v1beta2: %v", err)
		}
		apiVersions = append(apiVersions, "v1beta2")
	}
	if m.v1beta3 {
		if err := m.api_v1beta3().InstallREST(m.handlerContainer); err != nil {
			glog.Fatalf("Unable to setup API v1beta3: %v", err)
		}
		apiVersions = append(apiVersions, "v1beta3")
	}
	if m.v1 {
		if err := m.api_v1().InstallREST(m.handlerContainer); err != nil {
			glog.Fatalf("Unable to setup API v1: %v", err)
		}
		apiVersions = append(apiVersions, "v1")
	}

	apiserver.InstallSupport(m.muxHelper, m.rootWebService)
	apiserver.AddApiWebService(m.handlerContainer, c.APIPrefix, apiVersions)
	defaultVersion := m.defaultAPIGroupVersion()
	requestInfoResolver := &apiserver.APIRequestInfoResolver{util.NewStringSet(strings.TrimPrefix(defaultVersion.Root, "/")), defaultVersion.Mapper}
	apiserver.InstallServiceErrorHandler(m.handlerContainer, requestInfoResolver, apiVersions)

	// Register root handler.
	// We do not register this using restful Webservice since we do not want to surface this in api docs.
	// Allow master to be embedded in contexts which already have something registered at the root
	if c.EnableIndex {
		m.mux.HandleFunc("/", apiserver.IndexHandler(m.handlerContainer, m.muxHelper))
	}

	// TODO: This is now deprecated. Should be removed once client dependencies are gone.
	apiserver.InstallValidator(m.muxHelper, func() map[string]apiserver.Server { return m.getServersToValidate(c, true) })
	if c.EnableLogsSupport {
		apiserver.InstallLogsSupport(m.muxHelper)
	}
	if c.EnableUISupport {
		ui.InstallSupport(m.muxHelper, m.enableSwaggerSupport)
	}

	if c.EnableProfiling {
		m.mux.HandleFunc("/debug/pprof/", pprof.Index)
		m.mux.HandleFunc("/debug/pprof/profile", pprof.Profile)
		m.mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol)
	}

	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(m.requestContextMapper, latest.RESTMapper, "api")
	handler = apiserver.WithAuthorizationCheck(handler, attributeGetter, m.authorizer)

	// Install Authenticator
	if c.Authenticator != nil {
		authenticatedHandler, err := handlers.NewRequestAuthenticator(m.requestContextMapper, c.Authenticator, handlers.Unauthorized(c.SupportsBasicAuth), handler)
		if err != nil {
			glog.Fatalf("Could not initialize authenticator: %v", err)
		}
		handler = authenticatedHandler
	}

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

	// TODO: Make this optional?  Consumers of master depend on this currently.
	m.Handler = handler

	if m.enableSwaggerSupport {
		m.InstallSwaggerAPI()
	}

	// After all wrapping is done, put a context filter around both handlers
	if handler, err := api.NewRequestContextFilter(m.requestContextMapper, m.Handler); err != nil {
		glog.Fatalf("Could not initialize request context filter: %v", err)
	} else {
		m.Handler = handler
	}

	if handler, err := api.NewRequestContextFilter(m.requestContextMapper, m.InsecureHandler); err != nil {
		glog.Fatalf("Could not initialize request context filter: %v", err)
	} else {
		m.InsecureHandler = handler
	}

	// TODO: Attempt clean shutdown?
	if m.enableCoreControllers {
		m.NewBootstrapController().Start()
	}
}
示例#7
0
// Helper that wraps NewAllocatorCIDRRange, for creating a range backed by an in-memory store.
func NewCIDRRange(cidr *net.IPNet) *Range {
	return NewAllocatorCIDRRange(cidr, func(max int, rangeSpec string) allocator.Interface {
		return allocator.NewAllocationMap(max, rangeSpec)
	})
}