예제 #1
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// waitForLimitSync waits until a usage of a quota reaches given limit with a short timeout
func waitForLimitSync(oc *exutil.CLI, hardLimit kapi.ResourceList) error {
	g.By(fmt.Sprintf("waiting for resource quota %s to get updated", quotaName))
	return testutil.WaitForResourceQuotaLimitSync(
		oc.KubeREST().ResourceQuotas(oc.Namespace()),
		quotaName,
		hardLimit,
		waitTimeout)
}
예제 #2
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func waitForEndpointsAvailable(oc *exutil.CLI, serviceName string) error {
	return wait.Poll(200*time.Millisecond, 2*time.Minute, func() (bool, error) {
		ep, err := oc.KubeREST().Endpoints(oc.Namespace()).Get(serviceName)
		// Tolerate NotFound b/c it could take a moment for the endpoints to be created
		if errors.TolerateNotFoundError(err) != nil {
			return false, err
		}

		return (len(ep.Subsets) > 0) && (len(ep.Subsets[0].Addresses) > 0), nil
	})
}
예제 #3
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func waitForNoPodsAvailable(oc *exutil.CLI) error {
	return wait.Poll(200*time.Millisecond, 2*time.Minute, func() (bool, error) {
		//ep, err := oc.KubeREST().Endpoints(oc.Namespace()).Get(serviceName)
		pods, err := oc.KubeREST().Pods(oc.Namespace()).List(kapi.ListOptions{})
		if err != nil {
			return false, err
		}

		return len(pods.Items) == 0, nil
	})
}
예제 #4
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// QueryPrivileged executes an SQL query as a root user and returns the result.
func (m MySQL) QueryPrivileged(oc *util.CLI, query string) (string, error) {
	container, err := firstContainerName(oc.KubeREST().Pods(oc.Namespace()), m.podName)
	if err != nil {
		return "", err
	}
	masterConf, err := getPodConfig(oc.KubeREST().Pods(oc.Namespace()), m.masterPodName)
	if err != nil {
		return "", err
	}
	return oc.Run("exec").Args(m.podName, "-c", container, "--", "bash", "-c",
		fmt.Sprintf("mysql -h 127.0.0.1 -uroot -e \"%s\" %s",
			query, masterConf.Env["MYSQL_DATABASE"])).Output()
}
예제 #5
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// QueryPrivileged executes an SQL query as a root user and returns the result.
func (m PostgreSQL) QueryPrivileged(oc *util.CLI, query string) (string, error) {
	container, err := firstContainerName(oc.KubeREST().Pods(oc.Namespace()), m.podName)
	if err != nil {
		return "", err
	}
	masterConf, err := getPodConfig(oc.KubeREST().Pods(oc.Namespace()), m.masterPodName)
	if err != nil {
		return "", err
	}
	return oc.Run("exec").Args(m.podName, "-c", container, "--", "bash", "-c",
		fmt.Sprintf("psql postgres://postgres:%[email protected]/%s -x -c \"%s\"",
			masterConf.Env["POSTGRESQL_ADMIN_PASSWORD"],
			masterConf.Env["POSTGRESQL_DATABASE"], query)).Output()
}
예제 #6
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// waitForResourceQuotaSync waits until a usage of a quota reaches given limit with a short timeout
func waitForResourceQuotaSync(oc *exutil.CLI, name string, expectedResources kapi.ResourceList) (kapi.ResourceList, error) {
	g.By(fmt.Sprintf("waiting for resource quota %s to get updated", name))
	used, err := exutil.WaitForResourceQuotaSync(
		oc.KubeREST().ResourceQuotas(oc.Namespace()),
		quotaName,
		expectedResources,
		false,
		waitTimeout,
	)
	if err != nil {
		return nil, err
	}
	return used, nil
}
예제 #7
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func waitForNumberOfPodsWithLabel(oc *exutil.CLI, number int, label string) []string {
	g.By(fmt.Sprintf("expecting that there are %d running pods with label name=%s", number, label))

	podNames, err := exutil.WaitForPods(
		oc.KubeREST().Pods(oc.Namespace()),
		exutil.ParseLabelsOrDie("name="+label),
		exutil.CheckPodIsRunningFn,
		number,
		1*time.Minute,
	)
	o.Expect(err).ShouldNot(o.HaveOccurred())
	o.Expect(podNames).Should(o.HaveLen(number))

	return podNames
}
예제 #8
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// TestRemoteLogin will test whether we can login through to a remote database.
func (m PostgreSQL) TestRemoteLogin(oc *util.CLI, hostAddress string) error {
	container, err := firstContainerName(oc.KubeREST().Pods(oc.Namespace()), m.podName)
	if err != nil {
		return err
	}
	masterConf, err := getPodConfig(oc.KubeREST().Pods(oc.Namespace()), m.masterPodName)
	if err != nil {
		return err
	}
	err = oc.Run("exec").Args(m.podName, "-c", container, "--", "bash", "-c",
		fmt.Sprintf("psql postgres://%s:%s@%s/%s -x -c \"SELECT 1;\"",
			masterConf.Env["POSTGRESQL_USER"], masterConf.Env["POSTGRESQL_PASSWORD"],
			hostAddress, masterConf.Env["POSTGRESQL_DATABASE"])).Execute()
	return err
}
예제 #9
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// ModifySourceCode will modify source code in the pod of the application
// according to the sed script.
func ModifySourceCode(oc *exutil.CLI, selector labels.Selector, sedScript, file string) error {
	pods, err := exutil.WaitForPods(oc.KubeREST().Pods(oc.Namespace()), selector, exutil.CheckPodIsRunningFunc, 1, 120*time.Second)
	if err != nil {
		return err
	}
	if len(pods) != 1 {
		return fmt.Errorf("Got %d pods for selector %v, expected 1", len(pods), selector)
	}

	pod, err := oc.KubeREST().Pods(oc.Namespace()).Get(pods[0])
	if err != nil {
		return err
	}
	return oc.Run("exec").Args(pod.Name, "-c", pod.Spec.Containers[0].Name, "--", "sed", "-ie", sedScript, file).Execute()
}
예제 #10
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// TestRemoteLogin will test whether we can login through to a remote database.
func (m MySQL) TestRemoteLogin(oc *util.CLI, hostAddress string) error {
	container, err := firstContainerName(oc.KubeREST().Pods(oc.Namespace()), m.podName)
	if err != nil {
		return err
	}
	masterConf, err := getPodConfig(oc.KubeREST().Pods(oc.Namespace()), m.masterPodName)
	if err != nil {
		return err
	}
	err = oc.Run("exec").Args(m.podName, "-c", container, "--", "bash", "-c",
		fmt.Sprintf("mysql -h %s -u%s -p%s -e \"SELECT 1;\" %s",
			hostAddress, masterConf.Env["MYSQL_USER"], masterConf.Env["MYSQL_PASSWORD"],
			masterConf.Env["MYSQL_DATABASE"])).Execute()
	return err
}
예제 #11
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// IsReady pings the PostgreSQL server.
func (m PostgreSQL) IsReady(oc *util.CLI) (bool, error) {
	conf, err := getPodConfig(oc.KubeREST().Pods(oc.Namespace()), m.podName)
	if err != nil {
		return false, err
	}
	out, err := oc.Run("exec").Args(m.podName, "-c", conf.Container, "--", "bash", "-c",
		"psql postgresql://[email protected] -x -c \"SELECT 1;\"").Output()
	if err != nil {
		switch err.(type) {
		case *util.ExitError, *exec.ExitError:
			return false, nil
		default:
			return false, err
		}
	}
	return strings.Contains(out, "-[ RECORD 1 ]\n?column? | 1"), nil
}
예제 #12
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파일: helper.go 프로젝트: Xmagicer/origin
// RunInPodContainer will run provided command in the specified pod container.
func RunInPodContainer(oc *exutil.CLI, selector labels.Selector, cmd []string) error {
	pods, err := exutil.WaitForPods(oc.KubeREST().Pods(oc.Namespace()), selector, exutil.CheckPodIsRunningFn, 1, 2*time.Minute)
	if err != nil {
		return err
	}
	if len(pods) != 1 {
		return fmt.Errorf("Got %d pods for selector %v, expected 1", len(pods), selector)
	}

	pod, err := oc.KubeREST().Pods(oc.Namespace()).Get(pods[0])
	if err != nil {
		return err
	}
	args := []string{pod.Name, "-c", pod.Spec.Containers[0].Name, "--"}
	args = append(args, cmd...)
	return oc.Run("exec").Args(args...).Execute()
}
예제 #13
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// IsReady pings the MySQL server.
func (m MySQL) IsReady(oc *util.CLI) (bool, error) {
	conf, err := getPodConfig(oc.KubeREST().Pods(oc.Namespace()), m.podName)
	if err != nil {
		return false, err
	}
	out, err := oc.Run("exec").Args(m.podName, "-c", conf.Container, "--", "bash", "-c",
		"mysqladmin -h 127.0.0.1 -uroot ping").Output()
	if err != nil {
		switch err.(type) {
		case *util.ExitError, *exec.ExitError:
			return false, nil
		default:
			return false, err
		}
	}
	return strings.Contains(out, "mysqld is alive"), nil
}
예제 #14
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func checkSingleIdle(oc *exutil.CLI, idlingFile string, resources map[string][]string, resourceName string, kind string) {
	g.By("Idling the service")
	_, err := oc.Run("idle").Args("--resource-names-file", idlingFile).Output()
	o.Expect(err).ToNot(o.HaveOccurred())

	g.By("Ensuring the scale is zero (and stays zero)")
	objName := resources[resourceName][0]
	// make sure we don't get woken up by an incorrect router health check or anything like that
	o.Consistently(func() (string, error) {
		return oc.Run("get").Args(resourceName+"/"+objName, "--output=jsonpath=\"{.spec.replicas}\"").Output()
	}, 20*time.Second, 500*time.Millisecond).Should(o.ContainSubstring("0"))

	g.By("Fetching the service and checking the annotations are present")
	serviceName := resources["service"][0]
	endpoints, err := oc.KubeREST().Endpoints(oc.Namespace()).Get(serviceName)
	o.Expect(err).NotTo(o.HaveOccurred())

	o.Expect(endpoints.Annotations).To(o.HaveKey(unidlingapi.IdledAtAnnotation))
	o.Expect(endpoints.Annotations).To(o.HaveKey(unidlingapi.UnidleTargetAnnotation))

	g.By("Checking the idled-at time")
	idledAtAnnotation := endpoints.Annotations[unidlingapi.IdledAtAnnotation]
	idledAtTime, err := time.Parse(time.RFC3339, idledAtAnnotation)
	o.Expect(err).ToNot(o.HaveOccurred())
	o.Expect(idledAtTime).To(o.BeTemporally("~", time.Now(), 5*time.Minute))

	g.By("Checking the idle targets")
	unidleTargetAnnotation := endpoints.Annotations[unidlingapi.UnidleTargetAnnotation]
	unidleTargets := []unidlingapi.RecordedScaleReference{}
	err = json.Unmarshal([]byte(unidleTargetAnnotation), &unidleTargets)
	o.Expect(err).ToNot(o.HaveOccurred())
	o.Expect(unidleTargets).To(o.Equal([]unidlingapi.RecordedScaleReference{
		{
			Replicas: 2,
			CrossGroupObjectReference: unidlingapi.CrossGroupObjectReference{
				Name: resources[resourceName][0],
				Kind: kind,
			},
		},
	}))
}
예제 #15
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func deploymentInfo(oc *exutil.CLI, name string) (*deployapi.DeploymentConfig, []kapi.ReplicationController, []kapi.Pod, error) {
	dc, err := oc.REST().DeploymentConfigs(oc.Namespace()).Get(name)
	if err != nil {
		return nil, nil, nil, err
	}

	// get pods before RCs, so we see more RCs than pods.
	pods, err := oc.KubeREST().Pods(oc.Namespace()).List(kapi.ListOptions{})
	if err != nil {
		return nil, nil, nil, err
	}

	rcs, err := oc.KubeREST().ReplicationControllers(oc.Namespace()).List(kapi.ListOptions{
		LabelSelector: deployutil.ConfigSelector(name),
	})
	if err != nil {
		return nil, nil, nil, err
	}
	sort.Sort(deployutil.ByLatestVersionAsc(rcs.Items))

	return dc, rcs.Items, pods.Items, nil
}
예제 #16
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func PostgreSQLReplicationTestFactory(oc *exutil.CLI, image string) func() {
	return func() {
		oc.SetOutputDir(exutil.TestContext.OutputDir)
		defer cleanup(oc)

		_, err := exutil.SetupHostPathVolumes(oc.AdminKubeREST().PersistentVolumes(), oc.Namespace(), "512Mi", 1)
		o.Expect(err).NotTo(o.HaveOccurred())

		err = testutil.WaitForPolicyUpdate(oc.REST(), oc.Namespace(), "create", templateapi.Resource("templates"), true)
		o.Expect(err).NotTo(o.HaveOccurred())

		exutil.CheckOpenShiftNamespaceImageStreams(oc)
		err = oc.Run("new-app").Args("-f", postgreSQLReplicationTemplate, "-p", fmt.Sprintf("POSTGRESQL_IMAGE=%s", image)).Execute()
		o.Expect(err).NotTo(o.HaveOccurred())

		err = oc.Run("new-app").Args("-f", postgreSQLEphemeralTemplate, "-p", fmt.Sprintf("DATABASE_SERVICE_NAME=%s", postgreSQLHelperName)).Execute()
		o.Expect(err).NotTo(o.HaveOccurred())

		// oc.KubeFramework().WaitForAnEndpoint currently will wait forever;  for now, prefacing with our WaitForADeploymentToComplete,
		// which does have a timeout, since in most cases a failure in the service coming up stems from a failed deployment
		err = exutil.WaitForADeploymentToComplete(oc.KubeREST().ReplicationControllers(oc.Namespace()), postgreSQLHelperName, oc)
		o.Expect(err).NotTo(o.HaveOccurred())

		err = oc.KubeFramework().WaitForAnEndpoint(postgreSQLHelperName)
		o.Expect(err).NotTo(o.HaveOccurred())

		tableCounter := 0
		assertReplicationIsWorking := func(masterDeployment, slaveDeployment string, slaveCount int) (exutil.Database, []exutil.Database, exutil.Database) {
			tableCounter++
			table := fmt.Sprintf("table_%0.2d", tableCounter)

			master, slaves, helper := CreatePostgreSQLReplicationHelpers(oc.KubeREST().Pods(oc.Namespace()), masterDeployment, slaveDeployment, fmt.Sprintf("%s-1", postgreSQLHelperName), slaveCount)
			err := exutil.WaitUntilAllHelpersAreUp(oc, []exutil.Database{master, helper})
			if err != nil {
				exutil.DumpDeploymentLogs("postgresql-helper", oc)
			}
			o.Expect(err).NotTo(o.HaveOccurred())
			err = exutil.WaitUntilAllHelpersAreUp(oc, slaves)
			if err != nil {
				exutil.DumpDeploymentLogs("postgresql-slave", oc)
			}
			o.Expect(err).NotTo(o.HaveOccurred())

			// Test if we can query as admin
			oc.KubeFramework().WaitForAnEndpoint("postgresql-master")
			err = helper.TestRemoteLogin(oc, "postgresql-master")
			o.Expect(err).NotTo(o.HaveOccurred())

			// Create a new table with random name
			_, err = master.Query(oc, fmt.Sprintf("CREATE TABLE %s (col1 VARCHAR(20), col2 VARCHAR(20));", table))
			o.Expect(err).NotTo(o.HaveOccurred())

			// Write new data to the table through master
			_, err = master.Query(oc, fmt.Sprintf("INSERT INTO %s (col1, col2) VALUES ('val1', 'val2');", table))
			o.Expect(err).NotTo(o.HaveOccurred())

			// Make sure data is present on master
			err = exutil.WaitForQueryOutputContains(oc, master, 10*time.Second, false,
				fmt.Sprintf("SELECT * FROM %s;", table),
				"col1 | val1\ncol2 | val2")
			o.Expect(err).NotTo(o.HaveOccurred())

			// Make sure data was replicated to all slaves
			for _, slave := range slaves {
				err = exutil.WaitForQueryOutputContains(oc, slave, 90*time.Second, false,
					fmt.Sprintf("SELECT * FROM %s;", table),
					"col1 | val1\ncol2 | val2")
				o.Expect(err).NotTo(o.HaveOccurred())
			}

			return master, slaves, helper
		}

		g.By("after initial deployment")
		master, _, _ := assertReplicationIsWorking("postgresql-master-1", "postgresql-slave-1", 1)

		g.By("after master is restarted by changing the Deployment Config")
		err = oc.Run("env").Args("dc", "postgresql-master", "POSTGRESQL_ADMIN_PASSWORD=newpass").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		err = exutil.WaitUntilPodIsGone(oc.KubeREST().Pods(oc.Namespace()), master.PodName(), 1*time.Minute)
		master, _, _ = assertReplicationIsWorking("postgresql-master-2", "postgresql-slave-1", 1)

		g.By("after master is restarted by deleting the pod")
		err = oc.Run("delete").Args("pod", "-l", "deployment=postgresql-master-2").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		err = exutil.WaitUntilPodIsGone(oc.KubeREST().Pods(oc.Namespace()), master.PodName(), 1*time.Minute)
		o.Expect(err).NotTo(o.HaveOccurred())
		_, slaves, _ := assertReplicationIsWorking("postgresql-master-2", "postgresql-slave-1", 1)

		g.By("after slave is restarted by deleting the pod")
		err = oc.Run("delete").Args("pod", "-l", "deployment=postgresql-slave-1").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		err = exutil.WaitUntilPodIsGone(oc.KubeREST().Pods(oc.Namespace()), slaves[0].PodName(), 1*time.Minute)
		o.Expect(err).NotTo(o.HaveOccurred())
		assertReplicationIsWorking("postgresql-master-2", "postgresql-slave-1", 1)

		pods, err := oc.KubeREST().Pods(oc.Namespace()).List(kapi.ListOptions{LabelSelector: exutil.ParseLabelsOrDie("deployment=postgresql-slave-1")})
		o.Expect(err).NotTo(o.HaveOccurred())
		o.Expect(len(pods.Items)).To(o.Equal(1))

		g.By("after slave is scaled to 0 and then back to 4 replicas")
		err = oc.Run("scale").Args("dc", "postgresql-slave", "--replicas=0").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		err = exutil.WaitUntilPodIsGone(oc.KubeREST().Pods(oc.Namespace()), pods.Items[0].Name, 1*time.Minute)
		o.Expect(err).NotTo(o.HaveOccurred())
		err = oc.Run("scale").Args("dc", "postgresql-slave", "--replicas=4").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		assertReplicationIsWorking("postgresql-master-2", "postgresql-slave-1", 4)
	}
}
예제 #17
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func replicationTestFactory(oc *exutil.CLI, template string) func() {
	return func() {
		oc.SetOutputDir(exutil.TestContext.OutputDir)
		defer cleanup(oc)

		_, err := exutil.SetupHostPathVolumes(oc.AdminKubeREST().PersistentVolumes(), oc.Namespace(), "512Mi", 1)
		o.Expect(err).NotTo(o.HaveOccurred())

		err = testutil.WaitForPolicyUpdate(oc.REST(), oc.Namespace(), "create", "templates", true)
		o.Expect(err).NotTo(o.HaveOccurred())

		err = oc.Run("new-app").Args("-f", template).Execute()
		o.Expect(err).NotTo(o.HaveOccurred())

		err = oc.Run("new-app").Args("-f", helperTemplate, "-p", fmt.Sprintf("DATABASE_SERVICE_NAME=%s", helperName)).Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		err = oc.KubeFramework().WaitForAnEndpoint(helperName)
		o.Expect(err).NotTo(o.HaveOccurred())

		tableCounter := 0
		assertReplicationIsWorking := func(masterDeployment, slaveDeployment string, slaveCount int) (exutil.Database, []exutil.Database, exutil.Database) {
			tableCounter++
			table := fmt.Sprintf("table_%0.2d", tableCounter)

			master, slaves, helper := CreateMySQLReplicationHelpers(oc.KubeREST().Pods(oc.Namespace()), masterDeployment, slaveDeployment, fmt.Sprintf("%s-1", helperName), slaveCount)
			o.Expect(exutil.WaitUntilAllHelpersAreUp(oc, []exutil.Database{master, helper})).NotTo(o.HaveOccurred())
			o.Expect(exutil.WaitUntilAllHelpersAreUp(oc, slaves)).NotTo(o.HaveOccurred())

			// Test if we can query as root
			oc.KubeFramework().WaitForAnEndpoint("mysql-master")
			err := helper.TestRemoteLogin(oc, "mysql-master")
			o.Expect(err).NotTo(o.HaveOccurred())

			// Create a new table with random name
			_, err = master.Query(oc, fmt.Sprintf("CREATE TABLE %s (col1 VARCHAR(20), col2 VARCHAR(20));", table))
			o.Expect(err).NotTo(o.HaveOccurred())

			// Write new data to the table through master
			_, err = master.Query(oc, fmt.Sprintf("INSERT INTO %s (col1, col2) VALUES ('val1', 'val2');", table))
			o.Expect(err).NotTo(o.HaveOccurred())

			// Make sure data is present on master
			err = exutil.WaitForQueryOutput(oc, master, 10*time.Second, false, fmt.Sprintf("SELECT * FROM %s\\G;", table), "col1: val1\ncol2: val2")
			o.Expect(err).NotTo(o.HaveOccurred())

			// Make sure data was replicated to all slaves
			for _, slave := range slaves {
				err = exutil.WaitForQueryOutput(oc, slave, 90*time.Second, false, fmt.Sprintf("SELECT * FROM %s\\G;", table), "col1: val1\ncol2: val2")
				o.Expect(err).NotTo(o.HaveOccurred())
			}

			return master, slaves, helper
		}

		g.By("after initial deployment")
		master, _, _ := assertReplicationIsWorking("mysql-master-1", "mysql-slave-1", 1)

		g.By("after master is restarted by changing the Deployment Config")
		err = oc.Run("env").Args("dc", "mysql-master", "MYSQL_ROOT_PASSWORD=newpass").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		err = exutil.WaitUntilPodIsGone(oc.KubeREST().Pods(oc.Namespace()), master.PodName(), 1*time.Minute)
		master, _, _ = assertReplicationIsWorking("mysql-master-2", "mysql-slave-1", 1)

		g.By("after master is restarted by deleting the pod")
		err = oc.Run("delete").Args("pod", "-l", "deployment=mysql-master-2").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		err = exutil.WaitUntilPodIsGone(oc.KubeREST().Pods(oc.Namespace()), master.PodName(), 1*time.Minute)
		o.Expect(err).NotTo(o.HaveOccurred())
		_, slaves, _ := assertReplicationIsWorking("mysql-master-2", "mysql-slave-1", 1)

		g.By("after slave is restarted by deleting the pod")
		err = oc.Run("delete").Args("pod", "-l", "deployment=mysql-slave-1").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		err = exutil.WaitUntilPodIsGone(oc.KubeREST().Pods(oc.Namespace()), slaves[0].PodName(), 1*time.Minute)
		o.Expect(err).NotTo(o.HaveOccurred())
		assertReplicationIsWorking("mysql-master-2", "mysql-slave-1", 1)

		pods, err := oc.KubeREST().Pods(oc.Namespace()).List(kapi.ListOptions{LabelSelector: exutil.ParseLabelsOrDie("deployment=mysql-slave-1")})
		o.Expect(err).NotTo(o.HaveOccurred())
		o.Expect(len(pods.Items)).To(o.Equal(1))

		g.By("after slave is scaled to 0 and then back to 4 replicas")
		err = oc.Run("scale").Args("dc", "mysql-slave", "--replicas=0").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		err = exutil.WaitUntilPodIsGone(oc.KubeREST().Pods(oc.Namespace()), pods.Items[0].Name, 1*time.Minute)
		o.Expect(err).NotTo(o.HaveOccurred())
		err = oc.Run("scale").Args("dc", "mysql-slave", "--replicas=4").Execute()
		o.Expect(err).NotTo(o.HaveOccurred())
		assertReplicationIsWorking("mysql-master-2", "mysql-slave-1", 4)
	}
}