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- add leader_name endpoint to the testconsumer [#126915103]
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,189 @@ | ||
| package deploy_test | ||
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| import ( | ||
| "fmt" | ||
| "io/ioutil" | ||
| "math/rand" | ||
| "net/http" | ||
| "strconv" | ||
| "strings" | ||
| "time" | ||
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| "acceptance-tests/testing/helpers" | ||
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| etcdclient "acceptance-tests/testing/etcd" | ||
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| turbulenceclient "github.com/pivotal-cf-experimental/bosh-test/turbulence" | ||
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| "github.com/pivotal-cf-experimental/bosh-test/bosh" | ||
| "github.com/pivotal-cf-experimental/destiny/etcd" | ||
| "github.com/pivotal-cf-experimental/destiny/turbulence" | ||
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| . "github.com/onsi/ginkgo" | ||
| . "github.com/onsi/gomega" | ||
| ) | ||
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| var _ = Describe("quorum loss", func() { | ||
| QuorumLossTest := func(enableSSL bool) { | ||
| var ( | ||
| turbulenceManifest turbulence.Manifest | ||
| turbulenceClient turbulenceclient.Client | ||
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| etcdManifest etcd.Manifest | ||
| etcdClient etcdclient.Client | ||
| ) | ||
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| BeforeEach(func() { | ||
| var err error | ||
| turbulenceManifest, err = helpers.DeployTurbulence(client, config) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
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| Eventually(func() ([]bosh.VM, error) { | ||
| return helpers.DeploymentVMs(client, turbulenceManifest.Name) | ||
| }, "1m", "10s").Should(ConsistOf(helpers.GetTurbulenceVMsFromManifest(turbulenceManifest))) | ||
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| turbulenceClient = helpers.NewTurbulenceClient(turbulenceManifest) | ||
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| etcdManifest, err = helpers.DeployEtcdWithInstanceCount(5, client, config, enableSSL) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
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| Eventually(func() ([]bosh.VM, error) { | ||
| return helpers.DeploymentVMs(client, etcdManifest.Name) | ||
| }, "1m", "10s").Should(ConsistOf(helpers.GetVMsFromManifest(etcdManifest))) | ||
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| etcdClient = etcdclient.NewClient(fmt.Sprintf("http://%s:6769", etcdManifest.Jobs[2].Networks[0].StaticIPs[0])) | ||
| }) | ||
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| AfterEach(func() { | ||
| By("deleting the deployment", func() { | ||
| if !CurrentGinkgoTestDescription().Failed { | ||
| for i := 0; i < 5; i++ { | ||
| err := client.SetVMResurrection(etcdManifest.Name, "etcd_z1", i, true) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| } | ||
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| yaml, err := etcdManifest.ToYAML() | ||
| Expect(err).NotTo(HaveOccurred()) | ||
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| Eventually(func() error { | ||
| return client.ScanAndFixAll(yaml) | ||
| }, "5m", "1m").ShouldNot(HaveOccurred()) | ||
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| Eventually(func() ([]bosh.VM, error) { | ||
| return helpers.DeploymentVMs(client, etcdManifest.Name) | ||
| }, "1m", "10s").Should(ConsistOf(helpers.GetVMsFromManifest(etcdManifest))) | ||
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| err = client.DeleteDeployment(etcdManifest.Name) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| } | ||
| }) | ||
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| By("deleting the turbulence deployment", func() { | ||
| if !CurrentGinkgoTestDescription().Failed { | ||
| err := client.DeleteDeployment(turbulenceManifest.Name) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| } | ||
| }) | ||
| }) | ||
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| Context("when a etcd node is killed", func() { | ||
| It("is still able to function on healthy vms", func() { | ||
| By("setting and getting a value", func() { | ||
| guid, err := helpers.NewGUID() | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| testKey := "etcd-key-" + guid | ||
| testValue := "etcd-value-" + guid | ||
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| err = etcdClient.Set(testKey, testValue) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
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| value, err := etcdClient.Get(testKey) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| Expect(value).To(Equal(testValue)) | ||
| }) | ||
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| By("killing indices", func() { | ||
| for i := 0; i < 5; i++ { | ||
| err := client.SetVMResurrection(etcdManifest.Name, "etcd_z1", i, false) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| } | ||
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| leader, err := jobIndexOfLeader(fmt.Sprintf("http://%s:6769", etcdManifest.Jobs[2].Networks[0].StaticIPs[0])) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
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| rand.Seed(time.Now().Unix()) | ||
| startingIndex := rand.Intn(3) | ||
| instances := []int{startingIndex, startingIndex + 1, startingIndex + 2} | ||
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| if leader < startingIndex || leader > startingIndex+2 { | ||
| instances[0] = leader | ||
| } | ||
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| jobIndexToResurrect := startingIndex + 1 | ||
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| err = turbulenceClient.KillIndices(etcdManifest.Name, "etcd_z1", instances) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
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| err = client.SetVMResurrection(etcdManifest.Name, "etcd_z1", jobIndexToResurrect, true) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
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| Eventually(func() error { | ||
| return client.ScanAndFix(etcdManifest.Name, "etcd_z1", []int{jobIndexToResurrect}) | ||
| }, "5m", "1m").ShouldNot(HaveOccurred()) | ||
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| Eventually(func() ([]bosh.VM, error) { | ||
| return helpers.DeploymentVMs(client, etcdManifest.Name) | ||
| }, "5m", "1m").Should(ContainElement(bosh.VM{JobName: "etcd_z1", Index: jobIndexToResurrect, State: "running"})) | ||
| }) | ||
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| By("setting and getting a new value", func() { | ||
| guid, err := helpers.NewGUID() | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| testKey := "etcd-key-" + guid | ||
| testValue := "etcd-value-" + guid | ||
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| err = etcdClient.Set(testKey, testValue) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
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| value, err := etcdClient.Get(testKey) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| Expect(value).To(Equal(testValue)) | ||
| }) | ||
| }) | ||
| }) | ||
| } | ||
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| Context("without TLS", func() { | ||
| QuorumLossTest(false) | ||
| }) | ||
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| Context("with TLS", func() { | ||
| QuorumLossTest(true) | ||
| }) | ||
| }) | ||
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| func jobIndexOfLeader(testconsumerURL string) (int, error) { | ||
| resp, err := http.Get(fmt.Sprintf("%s/leader_name", testconsumerURL)) | ||
| if err != nil { | ||
| return -1, err | ||
| } | ||
| defer resp.Body.Close() | ||
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| buf, err := ioutil.ReadAll(resp.Body) | ||
| if err != nil { | ||
| return -1, err | ||
| } | ||
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| if resp.StatusCode != http.StatusOK { | ||
| return -1, fmt.Errorf("%s", string(buf)) | ||
| } | ||
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| leaderNameParts := strings.Split(string(buf), "-") | ||
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| leader, err := strconv.Atoi(leaderNameParts[len(leaderNameParts)-1]) | ||
| if err != nil { | ||
| return -1, err | ||
| } | ||
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| return leader, nil | ||
| } |
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