Example #1
0
// NewClient returns a new client based on the passed in config. The
// codec is ignored, as the dynamic client uses it's own codec.
func NewClient(conf *restclient.Config) (*Client, error) {
	// avoid changing the original config
	confCopy := *conf
	conf = &confCopy

	// TODO: it's questionable that this should be using anything other than unstructured schema and JSON
	conf.ContentType = runtime.ContentTypeJSON
	conf.AcceptContentTypes = runtime.ContentTypeJSON

	if conf.APIPath == "" {
		conf.APIPath = "/api"
	}

	if len(conf.UserAgent) == 0 {
		conf.UserAgent = restclient.DefaultKubernetesUserAgent()
	}
	if conf.NegotiatedSerializer == nil {
		streamingInfo, _ := api.Codecs.StreamingSerializerForMediaType("application/json;stream=watch", nil)
		conf.NegotiatedSerializer = serializer.NegotiatedSerializerWrapper(runtime.SerializerInfo{Serializer: dynamicCodec{}}, streamingInfo)
	}

	cl, err := restclient.RESTClientFor(conf)
	if err != nil {
		return nil, err
	}

	return &Client{cl: cl}, nil
}
Example #2
0
func createKubeClient(flags *flag.FlagSet, inCluster bool) (*kube_client.Client, error) {
	var config *kube_restclient.Config
	var err error
	if inCluster {
		config, err = kube_restclient.InClusterConfig()
	} else {
		clientConfig := kubectl_util.DefaultClientConfig(flags)
		config, err = clientConfig.ClientConfig()
	}
	if err != nil {
		fmt.Errorf("error connecting to the client: %v", err)
	}
	config.ContentType = *contentType
	return kube_client.NewOrDie(config), nil
}
Example #3
0
// BeforeEach gets a client and makes a namespace.
func (f *Framework) BeforeEach() {
	// The fact that we need this feels like a bug in ginkgo.
	// https://github.com/onsi/ginkgo/issues/222
	f.cleanupHandle = AddCleanupAction(f.AfterEach)
	if f.Client == nil {
		By("Creating a kubernetes client")
		var config *restclient.Config
		if TestContext.NodeName != "" {
			// This is a node e2e test, apply the node e2e configuration
			config = &restclient.Config{
				Host:  TestContext.Host,
				QPS:   100,
				Burst: 100,
			}
		} else {
			var err error
			config, err = LoadConfig()
			Expect(err).NotTo(HaveOccurred())
			config.QPS = f.options.ClientQPS
			config.Burst = f.options.ClientBurst
		}
		if TestContext.KubeAPIContentType != "" {
			config.ContentType = TestContext.KubeAPIContentType
		}
		c, err := loadClientFromConfig(config)
		Expect(err).NotTo(HaveOccurred())
		f.Client = c
		f.Clientset_1_2, err = release_1_2.NewForConfig(config)
		Expect(err).NotTo(HaveOccurred())
		f.Clientset_1_3, err = release_1_3.NewForConfig(config)
		Expect(err).NotTo(HaveOccurred())
	}

	if f.federated {
		if f.FederationClient == nil {
			By("Creating a federated kubernetes client")
			var err error
			f.FederationClient, err = LoadFederationClient()
			Expect(err).NotTo(HaveOccurred())
		}
		if f.FederationClientset == nil {
			By("Creating an unversioned federation Clientset")
			var err error
			f.FederationClientset, err = LoadFederationClientset()
			Expect(err).NotTo(HaveOccurred())
		}
		if f.FederationClientset_1_3 == nil {
			By("Creating a release 1.3 federation Clientset")
			var err error
			f.FederationClientset_1_3, err = LoadFederationClientset_1_3()
			Expect(err).NotTo(HaveOccurred())
		}
		By("Waiting for federation-apiserver to be ready")
		err := WaitForFederationApiserverReady(f.FederationClientset)
		Expect(err).NotTo(HaveOccurred())
		By("federation-apiserver is ready")
	}

	By("Building a namespace api object")
	namespace, err := f.CreateNamespace(f.BaseName, map[string]string{
		"e2e-framework": f.BaseName,
	})
	Expect(err).NotTo(HaveOccurred())

	f.Namespace = namespace

	if TestContext.VerifyServiceAccount {
		By("Waiting for a default service account to be provisioned in namespace")
		err = WaitForDefaultServiceAccountInNamespace(f.Client, namespace.Name)
		Expect(err).NotTo(HaveOccurred())
	} else {
		Logf("Skipping waiting for service account")
	}

	if TestContext.GatherKubeSystemResourceUsageData != "false" && TestContext.GatherKubeSystemResourceUsageData != "none" {
		f.gatherer, err = NewResourceUsageGatherer(f.Client, ResourceGathererOptions{
			inKubemark: ProviderIs("kubemark"),
			masterOnly: TestContext.GatherKubeSystemResourceUsageData == "master",
		})
		if err != nil {
			Logf("Error while creating NewResourceUsageGatherer: %v", err)
		} else {
			go f.gatherer.startGatheringData()
		}
	}

	if TestContext.GatherLogsSizes {
		f.logsSizeWaitGroup = sync.WaitGroup{}
		f.logsSizeWaitGroup.Add(1)
		f.logsSizeCloseChannel = make(chan bool)
		f.logsSizeVerifier = NewLogsVerifier(f.Client, f.logsSizeCloseChannel)
		go func() {
			f.logsSizeVerifier.Run()
			f.logsSizeWaitGroup.Done()
		}()
	}
}
Example #4
0
func GetKubeClientConfig(uri *url.URL) (*kube_client.Config, error) {
	var (
		kubeConfig *kube_client.Config
		err        error
	)

	opts := uri.Query()
	configOverrides, err := getConfigOverrides(uri)
	if err != nil {
		return nil, err
	}

	inClusterConfig := defaultInClusterConfig
	if len(opts["inClusterConfig"]) > 0 {
		inClusterConfig, err = strconv.ParseBool(opts["inClusterConfig"][0])
		if err != nil {
			return nil, err
		}
	}

	if inClusterConfig {
		kubeConfig, err = kube_client.InClusterConfig()
		if err != nil {
			return nil, err
		}

		if configOverrides.ClusterInfo.Server != "" {
			kubeConfig.Host = configOverrides.ClusterInfo.Server
		}
		kubeConfig.GroupVersion = &unversioned.GroupVersion{Version: configOverrides.ClusterInfo.APIVersion}
		kubeConfig.Insecure = configOverrides.ClusterInfo.InsecureSkipTLSVerify
		if configOverrides.ClusterInfo.InsecureSkipTLSVerify {
			kubeConfig.TLSClientConfig.CAFile = ""
		}
	} else {
		authFile := ""
		if len(opts["auth"]) > 0 {
			authFile = opts["auth"][0]
		}

		if authFile != "" {
			// Load structured kubeconfig data from the given path.
			loader := &kubeClientCmd.ClientConfigLoadingRules{ExplicitPath: authFile}
			loadedConfig, err := loader.Load()
			if err != nil {
				return nil, err
			}

			// Flatten the loaded data to a particular restclient.Config based on the current context.
			if kubeConfig, err = kubeClientCmd.NewNonInteractiveClientConfig(
				*loadedConfig,
				loadedConfig.CurrentContext,
				&kubeClientCmd.ConfigOverrides{},
				loader).ClientConfig(); err != nil {
				return nil, err
			}
		} else {
			kubeConfig = &kube_client.Config{
				Host:     configOverrides.ClusterInfo.Server,
				Insecure: configOverrides.ClusterInfo.InsecureSkipTLSVerify,
			}
			kubeConfig.GroupVersion = &unversioned.GroupVersion{Version: configOverrides.ClusterInfo.APIVersion}
		}
	}
	if len(kubeConfig.Host) == 0 {
		return nil, fmt.Errorf("invalid kubernetes master url specified")
	}

	useServiceAccount := defaultUseServiceAccount
	if len(opts["useServiceAccount"]) >= 1 {
		useServiceAccount, err = strconv.ParseBool(opts["useServiceAccount"][0])
		if err != nil {
			return nil, err
		}
	}

	if useServiceAccount {
		// If a readable service account token exists, then use it
		if contents, err := ioutil.ReadFile(defaultServiceAccountFile); err == nil {
			kubeConfig.BearerToken = string(contents)
		}
	}

	kubeConfig.ContentType = "application/vnd.kubernetes.protobuf"

	return kubeConfig, nil
}