Commit 6a062e45 authored by Michelle Noorali's avatar Michelle Noorali

featt(*): add support for test-failure hook

resolves #1927
parent 318c6f77
...@@ -33,6 +33,7 @@ message Hook { ...@@ -33,6 +33,7 @@ message Hook {
PRE_ROLLBACK = 7; PRE_ROLLBACK = 7;
POST_ROLLBACK = 8; POST_ROLLBACK = 8;
RELEASE_TEST_SUCCESS = 9; RELEASE_TEST_SUCCESS = 9;
RELEASE_TEST_FAILURE = 10;
} }
string name = 1; string name = 1;
// Kind is the Kubernetes kind. // Kind is the Kubernetes kind.
......
/*
Copyright 2016 The Kubernetes Authors All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package hooks
import (
"errors"
"k8s.io/helm/pkg/proto/hapi/release"
)
// HookAnno is the label name for a hook
const HookAnno = "helm.sh/hook"
// Types of hooks
const (
PreInstall = "pre-install"
PostInstall = "post-install"
PreDelete = "pre-delete"
PostDelete = "post-delete"
PreUpgrade = "pre-upgrade"
PostUpgrade = "post-upgrade"
PreRollback = "pre-rollback"
PostRollback = "post-rollback"
ReleaseTestSuccess = "test-success"
ReleaseTestFailure = "test-failure"
)
func FilterTestHooks(hooks []*release.Hook) ([]*release.Hook, error) {
testHooks := []*release.Hook{}
notFoundErr := errors.New("no tests found")
if len(hooks) == 0 {
return nil, notFoundErr
}
for _, h := range hooks {
for _, e := range h.Events {
if e == release.Hook_RELEASE_TEST_SUCCESS || e == release.Hook_RELEASE_TEST_FAILURE {
testHooks = append(testHooks, h)
continue
}
}
}
if len(testHooks) == 0 {
return nil, notFoundErr
}
return testHooks, nil
}
...@@ -52,19 +52,21 @@ const ( ...@@ -52,19 +52,21 @@ const (
Hook_PRE_ROLLBACK Hook_Event = 7 Hook_PRE_ROLLBACK Hook_Event = 7
Hook_POST_ROLLBACK Hook_Event = 8 Hook_POST_ROLLBACK Hook_Event = 8
Hook_RELEASE_TEST_SUCCESS Hook_Event = 9 Hook_RELEASE_TEST_SUCCESS Hook_Event = 9
Hook_RELEASE_TEST_FAILURE Hook_Event = 10
) )
var Hook_Event_name = map[int32]string{ var Hook_Event_name = map[int32]string{
0: "UNKNOWN", 0: "UNKNOWN",
1: "PRE_INSTALL", 1: "PRE_INSTALL",
2: "POST_INSTALL", 2: "POST_INSTALL",
3: "PRE_DELETE", 3: "PRE_DELETE",
4: "POST_DELETE", 4: "POST_DELETE",
5: "PRE_UPGRADE", 5: "PRE_UPGRADE",
6: "POST_UPGRADE", 6: "POST_UPGRADE",
7: "PRE_ROLLBACK", 7: "PRE_ROLLBACK",
8: "POST_ROLLBACK", 8: "POST_ROLLBACK",
9: "RELEASE_TEST_SUCCESS", 9: "RELEASE_TEST_SUCCESS",
10: "RELEASE_TEST_FAILURE",
} }
var Hook_Event_value = map[string]int32{ var Hook_Event_value = map[string]int32{
"UNKNOWN": 0, "UNKNOWN": 0,
...@@ -77,6 +79,7 @@ var Hook_Event_value = map[string]int32{ ...@@ -77,6 +79,7 @@ var Hook_Event_value = map[string]int32{
"PRE_ROLLBACK": 7, "PRE_ROLLBACK": 7,
"POST_ROLLBACK": 8, "POST_ROLLBACK": 8,
"RELEASE_TEST_SUCCESS": 9, "RELEASE_TEST_SUCCESS": 9,
"RELEASE_TEST_FAILURE": 10,
} }
func (x Hook_Event) String() string { func (x Hook_Event) String() string {
...@@ -119,27 +122,28 @@ func init() { ...@@ -119,27 +122,28 @@ func init() {
func init() { proto.RegisterFile("hapi/release/hook.proto", fileDescriptor0) } func init() { proto.RegisterFile("hapi/release/hook.proto", fileDescriptor0) }
var fileDescriptor0 = []byte{ var fileDescriptor0 = []byte{
// 343 bytes of a gzipped FileDescriptorProto // 354 bytes of a gzipped FileDescriptorProto
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0x00, 0x00,
} }
...@@ -19,7 +19,12 @@ package releasetesting ...@@ -19,7 +19,12 @@ package releasetesting
import ( import (
"bytes" "bytes"
"fmt" "fmt"
"log"
"time"
"k8s.io/kubernetes/pkg/api"
"k8s.io/helm/pkg/proto/hapi/release"
"k8s.io/helm/pkg/proto/hapi/services" "k8s.io/helm/pkg/proto/hapi/services"
"k8s.io/helm/pkg/tiller/environment" "k8s.io/helm/pkg/tiller/environment"
) )
...@@ -32,6 +37,50 @@ type Environment struct { ...@@ -32,6 +37,50 @@ type Environment struct {
Timeout int64 Timeout int64
} }
func (env *Environment) createTestPod(test *test) error {
b := bytes.NewBufferString(test.manifest)
if err := env.KubeClient.Create(env.Namespace, b, env.Timeout, false); err != nil {
log.Printf(err.Error())
test.result.Info = err.Error()
test.result.Status = release.TestRun_FAILURE
return err
}
return nil
}
func (env *Environment) getTestPodStatus(test *test) (api.PodPhase, error) {
b := bytes.NewBufferString(test.manifest)
status, err := env.KubeClient.WaitAndGetCompletedPodPhase(env.Namespace, b, time.Duration(env.Timeout)*time.Second)
if err != nil {
log.Printf("Error getting status for pod %s: %s", test.result.Name, err)
test.result.Info = err.Error()
test.result.Status = release.TestRun_UNKNOWN
return status, err
}
return status, err
}
func (env *Environment) streamResult(r *release.TestRun) error {
switch r.Status {
case release.TestRun_SUCCESS:
if err := env.streamSuccess(r.Name); err != nil {
return err
}
case release.TestRun_FAILURE:
if err := env.streamFailed(r.Name); err != nil {
return err
}
default:
if err := env.streamUnknown(r.Name, r.Info); err != nil {
return err
}
}
return nil
}
func (env *Environment) streamRunning(name string) error { func (env *Environment) streamRunning(name string) error {
msg := "RUNNING: " + name msg := "RUNNING: " + name
return env.streamMessage(msg) return env.streamMessage(msg)
......
...@@ -23,11 +23,41 @@ import ( ...@@ -23,11 +23,41 @@ import (
"os" "os"
"testing" "testing"
"k8s.io/helm/pkg/proto/hapi/release"
tillerEnv "k8s.io/helm/pkg/tiller/environment" tillerEnv "k8s.io/helm/pkg/tiller/environment"
) )
func TestCreateTestPodSuccess(t *testing.T) {
env := testEnvFixture()
test := testFixture()
err := env.createTestPod(test)
if err != nil {
t.Errorf("Expected no error, got an error: %s", err)
}
}
func TestCreateTestPodFailure(t *testing.T) {
env := testEnvFixture()
env.KubeClient = newCreateFailingKubeClient()
test := testFixture()
err := env.createTestPod(test)
if err == nil {
t.Errorf("Expected error, got no error")
}
if test.result.Info == "" {
t.Errorf("Expected error to be saved in test result info but found empty string")
}
if test.result.Status != release.TestRun_FAILURE {
t.Errorf("Expected test result status to be failure but got: %v", test.result.Status)
}
}
func TestDeleteTestPods(t *testing.T) { func TestDeleteTestPods(t *testing.T) {
mockTestSuite := testSuiteFixture() mockTestSuite := testSuiteFixture([]string{manifestWithTestSuccessHook})
mockTestEnv := newMockTestingEnvironment() mockTestEnv := newMockTestingEnvironment()
mockTestEnv.KubeClient = newGetFailingKubeClient() mockTestEnv.KubeClient = newGetFailingKubeClient()
...@@ -46,7 +76,7 @@ func TestDeleteTestPods(t *testing.T) { ...@@ -46,7 +76,7 @@ func TestDeleteTestPods(t *testing.T) {
} }
func TestDeleteTestPodsFailingDelete(t *testing.T) { func TestDeleteTestPodsFailingDelete(t *testing.T) {
mockTestSuite := testSuiteFixture() mockTestSuite := testSuiteFixture([]string{manifestWithTestSuccessHook})
mockTestEnv := newMockTestingEnvironment() mockTestEnv := newMockTestingEnvironment()
mockTestEnv.KubeClient = newDeleteFailingKubeClient() mockTestEnv.KubeClient = newDeleteFailingKubeClient()
...@@ -82,18 +112,22 @@ func (mte MockTestingEnvironment) streamSuccess(name string) error { retur ...@@ -82,18 +112,22 @@ func (mte MockTestingEnvironment) streamSuccess(name string) error { retur
func (mte MockTestingEnvironment) streamUnknown(name, info string) error { return nil } func (mte MockTestingEnvironment) streamUnknown(name, info string) error { return nil }
func (mte MockTestingEnvironment) streamMessage(msg string) error { return nil } func (mte MockTestingEnvironment) streamMessage(msg string) error { return nil }
type getFailingKubeClient struct {
tillerEnv.PrintingKubeClient
}
func newGetFailingKubeClient() *getFailingKubeClient { func newGetFailingKubeClient() *getFailingKubeClient {
return &getFailingKubeClient{ return &getFailingKubeClient{
PrintingKubeClient: tillerEnv.PrintingKubeClient{Out: os.Stdout}, PrintingKubeClient: tillerEnv.PrintingKubeClient{Out: os.Stdout},
} }
} }
type getFailingKubeClient struct { func (p *getFailingKubeClient) Get(ns string, r io.Reader) (string, error) {
tillerEnv.PrintingKubeClient return "", errors.New("In the end, they did not find Nemo.")
} }
func (p *getFailingKubeClient) Get(ns string, r io.Reader) (string, error) { type deleteFailingKubeClient struct {
return "", errors.New("Get failed") tillerEnv.PrintingKubeClient
} }
func newDeleteFailingKubeClient() *deleteFailingKubeClient { func newDeleteFailingKubeClient() *deleteFailingKubeClient {
...@@ -102,10 +136,20 @@ func newDeleteFailingKubeClient() *deleteFailingKubeClient { ...@@ -102,10 +136,20 @@ func newDeleteFailingKubeClient() *deleteFailingKubeClient {
} }
} }
type deleteFailingKubeClient struct { func (p *deleteFailingKubeClient) Delete(ns string, r io.Reader) error {
return errors.New("delete failed")
}
type createFailingKubeClient struct {
tillerEnv.PrintingKubeClient tillerEnv.PrintingKubeClient
} }
func (p *deleteFailingKubeClient) Delete(ns string, r io.Reader) error { func newCreateFailingKubeClient() *createFailingKubeClient {
return errors.New("In the end, they did not find Nemo.") return &createFailingKubeClient{
PrintingKubeClient: tillerEnv.PrintingKubeClient{Out: os.Stdout},
}
}
func (p *createFailingKubeClient) Create(ns string, r io.Reader, t int64, shouldWait bool) error {
return errors.New("We ran out of budget and couldn't create finding-nemo")
} }
...@@ -17,16 +17,14 @@ limitations under the License. ...@@ -17,16 +17,14 @@ limitations under the License.
package releasetesting package releasetesting
import ( import (
"bytes"
"fmt" "fmt"
"log"
"strings" "strings"
"time"
"github.com/ghodss/yaml" "github.com/ghodss/yaml"
"github.com/golang/protobuf/ptypes/timestamp" "github.com/golang/protobuf/ptypes/timestamp"
"k8s.io/kubernetes/pkg/api" "k8s.io/kubernetes/pkg/api"
"k8s.io/helm/pkg/hooks"
"k8s.io/helm/pkg/proto/hapi/release" "k8s.io/helm/pkg/proto/hapi/release"
util "k8s.io/helm/pkg/releaseutil" util "k8s.io/helm/pkg/releaseutil"
"k8s.io/helm/pkg/timeconv" "k8s.io/helm/pkg/timeconv"
...@@ -41,14 +39,15 @@ type TestSuite struct { ...@@ -41,14 +39,15 @@ type TestSuite struct {
} }
type test struct { type test struct {
manifest string manifest string
result *release.TestRun expectedSuccess bool
result *release.TestRun
} }
// NewTestSuite takes a release object and returns a TestSuite object with test definitions // NewTestSuite takes a release object and returns a TestSuite object with test definitions
// extracted from the release // extracted from the release
func NewTestSuite(rel *release.Release) (*TestSuite, error) { func NewTestSuite(rel *release.Release) (*TestSuite, error) {
testManifests, err := extractTestManifestsFromHooks(rel.Hooks, rel.Name) testManifests, err := extractTestManifestsFromHooks(rel.Hooks)
if err != nil { if err != nil {
return nil, err return nil, err
} }
...@@ -61,11 +60,11 @@ func NewTestSuite(rel *release.Release) (*TestSuite, error) { ...@@ -61,11 +60,11 @@ func NewTestSuite(rel *release.Release) (*TestSuite, error) {
}, nil }, nil
} }
// Run executes tests in a test suite and stores a result within the context of a given environment // Run executes tests in a test suite and stores a result within a given environment
func (t *TestSuite) Run(env *Environment) error { func (ts *TestSuite) Run(env *Environment) error {
t.StartedAt = timeconv.Now() ts.StartedAt = timeconv.Now()
for _, testManifest := range t.TestManifests { for _, testManifest := range ts.TestManifests {
test, err := newTest(testManifest) test, err := newTest(testManifest)
if err != nil { if err != nil {
return err return err
...@@ -77,7 +76,7 @@ func (t *TestSuite) Run(env *Environment) error { ...@@ -77,7 +76,7 @@ func (t *TestSuite) Run(env *Environment) error {
} }
resourceCreated := true resourceCreated := true
if err := t.createTestPod(test, env); err != nil { if err := env.createTestPod(test); err != nil {
resourceCreated = false resourceCreated = false
if streamErr := env.streamError(test.result.Info); streamErr != nil { if streamErr := env.streamError(test.result.Info); streamErr != nil {
return err return err
...@@ -87,7 +86,7 @@ func (t *TestSuite) Run(env *Environment) error { ...@@ -87,7 +86,7 @@ func (t *TestSuite) Run(env *Environment) error {
resourceCleanExit := true resourceCleanExit := true
status := api.PodUnknown status := api.PodUnknown
if resourceCreated { if resourceCreated {
status, err = t.getTestPodStatus(test, env) status, err = env.getTestPodStatus(test)
if err != nil { if err != nil {
resourceCleanExit = false resourceCleanExit = false
if streamErr := env.streamUnknown(test.result.Name, test.result.Info); streamErr != nil { if streamErr := env.streamUnknown(test.result.Name, test.result.Info); streamErr != nil {
...@@ -96,54 +95,59 @@ func (t *TestSuite) Run(env *Environment) error { ...@@ -96,54 +95,59 @@ func (t *TestSuite) Run(env *Environment) error {
} }
} }
if resourceCreated && resourceCleanExit && status == api.PodSucceeded { if resourceCreated && resourceCleanExit {
test.result.Status = release.TestRun_SUCCESS if err := test.assignTestResult(status); err != nil {
if streamErr := env.streamSuccess(test.result.Name); streamErr != nil { return err
return streamErr
} }
} else if resourceCreated && resourceCleanExit && status == api.PodFailed {
test.result.Status = release.TestRun_FAILURE if err := env.streamResult(test.result); err != nil {
if streamErr := env.streamFailed(test.result.Name); streamErr != nil {
return err return err
} }
} }
test.result.CompletedAt = timeconv.Now() test.result.CompletedAt = timeconv.Now()
t.Results = append(t.Results, test.result) ts.Results = append(ts.Results, test.result)
} }
t.CompletedAt = timeconv.Now() ts.CompletedAt = timeconv.Now()
return nil return nil
} }
// NOTE: may want to move this function to pkg/tiller in the future func (t *test) assignTestResult(podStatus api.PodPhase) error {
func filterHooksForTestHooks(hooks []*release.Hook, releaseName string) ([]*release.Hook, error) { switch podStatus {
testHooks := []*release.Hook{} case api.PodSucceeded:
notFoundErr := fmt.Errorf("no tests found for release %s", releaseName) if t.expectedSuccess {
t.result.Status = release.TestRun_SUCCESS
if len(hooks) == 0 { } else {
return nil, notFoundErr t.result.Status = release.TestRun_FAILURE
} }
case api.PodFailed:
for _, h := range hooks { if !t.expectedSuccess {
for _, e := range h.Events { t.result.Status = release.TestRun_SUCCESS
if e == release.Hook_RELEASE_TEST_SUCCESS { } else {
testHooks = append(testHooks, h) t.result.Status = release.TestRun_FAILURE
continue
}
} }
default:
t.result.Status = release.TestRun_UNKNOWN
} }
if len(testHooks) == 0 { return nil
return nil, notFoundErr }
}
return testHooks, nil func expectedSuccess(hookTypes []string) (bool, error) {
for _, hookType := range hookTypes {
hookType = strings.ToLower(strings.TrimSpace(hookType))
if hookType == hooks.ReleaseTestSuccess {
return true, nil
} else if hookType == hooks.ReleaseTestFailure {
return false, nil
}
}
return false, fmt.Errorf("No %s or %s hook found", hooks.ReleaseTestSuccess, hooks.ReleaseTestFailure)
} }
// NOTE: may want to move this function to pkg/tiller in the future func extractTestManifestsFromHooks(h []*release.Hook) ([]string, error) {
func extractTestManifestsFromHooks(hooks []*release.Hook, releaseName string) ([]string, error) { testHooks, err := hooks.FilterTestHooks(h)
testHooks, err := filterHooksForTestHooks(hooks, releaseName)
if err != nil { if err != nil {
return nil, err return nil, err
} }
...@@ -169,36 +173,18 @@ func newTest(testManifest string) (*test, error) { ...@@ -169,36 +173,18 @@ func newTest(testManifest string) (*test, error) {
return nil, fmt.Errorf("%s is not a pod", sh.Metadata.Name) return nil, fmt.Errorf("%s is not a pod", sh.Metadata.Name)
} }
hookTypes := sh.Metadata.Annotations[hooks.HookAnno]
expected, err := expectedSuccess(strings.Split(hookTypes, ","))
if err != nil {
return nil, err
}
name := strings.TrimSuffix(sh.Metadata.Name, ",") name := strings.TrimSuffix(sh.Metadata.Name, ",")
return &test{ return &test{
manifest: testManifest, manifest: testManifest,
expectedSuccess: expected,
result: &release.TestRun{ result: &release.TestRun{
Name: name, Name: name,
}, },
}, nil }, nil
} }
func (t *TestSuite) createTestPod(test *test, env *Environment) error {
b := bytes.NewBufferString(test.manifest)
if err := env.KubeClient.Create(env.Namespace, b, env.Timeout, false); err != nil {
log.Printf(err.Error())
test.result.Info = err.Error()
test.result.Status = release.TestRun_FAILURE
return err
}
return nil
}
func (t *TestSuite) getTestPodStatus(test *test, env *Environment) (api.PodPhase, error) {
b := bytes.NewBufferString(test.manifest)
status, err := env.KubeClient.WaitAndGetCompletedPodPhase(env.Namespace, b, time.Duration(env.Timeout)*time.Second)
if err != nil {
log.Printf("Error getting status for pod %s: %s", test.result.Name, err)
test.result.Info = err.Error()
test.result.Status = release.TestRun_UNKNOWN
return status, err
}
return status, err
}
...@@ -37,6 +37,43 @@ import ( ...@@ -37,6 +37,43 @@ import (
tillerEnv "k8s.io/helm/pkg/tiller/environment" tillerEnv "k8s.io/helm/pkg/tiller/environment"
) )
const manifestWithTestSuccessHook = `
apiVersion: v1
kind: Pod
metadata:
name: finding-nemo,
annotations:
"helm.sh/hook": test-success
spec:
containers:
- name: nemo-test
image: fake-image
cmd: fake-command
`
const manifestWithTestFailureHook = `
apiVersion: v1
kind: Pod
metadata:
name: gold-rush,
annotations:
"helm.sh/hook": test-failure
spec:
containers:
- name: gold-finding-test
image: fake-gold-finding-image
cmd: fake-gold-finding-command
`
const manifestWithInstallHooks = `apiVersion: v1
kind: ConfigMap
metadata:
name: test-cm
annotations:
"helm.sh/hook": post-install,pre-delete
data:
name: value
`
func TestNewTestSuite(t *testing.T) { func TestNewTestSuite(t *testing.T) {
rel := releaseStub() rel := releaseStub()
...@@ -48,7 +85,8 @@ func TestNewTestSuite(t *testing.T) { ...@@ -48,7 +85,8 @@ func TestNewTestSuite(t *testing.T) {
func TestRun(t *testing.T) { func TestRun(t *testing.T) {
ts := testSuiteFixture() testManifests := []string{manifestWithTestSuccessHook, manifestWithTestFailureHook}
ts := testSuiteFixture(testManifests)
if err := ts.Run(testEnvFixture()); err != nil { if err := ts.Run(testEnvFixture()); err != nil {
t.Errorf("%s", err) t.Errorf("%s", err)
} }
...@@ -61,8 +99,8 @@ func TestRun(t *testing.T) { ...@@ -61,8 +99,8 @@ func TestRun(t *testing.T) {
t.Errorf("Expected CompletedAt to not be nil. Got: %v", ts.CompletedAt) t.Errorf("Expected CompletedAt to not be nil. Got: %v", ts.CompletedAt)
} }
if len(ts.Results) != 1 { if len(ts.Results) != 2 {
t.Errorf("Expected 1 test result. Got %v", len(ts.Results)) t.Errorf("Expected 2 test result. Got %v", len(ts.Results))
} }
result := ts.Results[0] result := ts.Results[0]
...@@ -82,25 +120,66 @@ func TestRun(t *testing.T) { ...@@ -82,25 +120,66 @@ func TestRun(t *testing.T) {
t.Errorf("Expected test result to be successful, got: %v", result.Status) t.Errorf("Expected test result to be successful, got: %v", result.Status)
} }
result2 := ts.Results[1]
if result2.StartedAt == nil {
t.Errorf("Expected test StartedAt to not be nil. Got: %v", result2.StartedAt)
}
if result2.CompletedAt == nil {
t.Errorf("Expected test CompletedAt to not be nil. Got: %v", result2.CompletedAt)
}
if result2.Name != "gold-rush" {
t.Errorf("Expected test name to be gold-rush, Got: %v", result2.Name)
}
if result2.Status != release.TestRun_FAILURE {
t.Errorf("Expected test result to be successful, got: %v", result2.Status)
}
} }
func TestGetTestPodStatus(t *testing.T) { func TestRunSuccessWithTestFailureHook(t *testing.T) {
ts := testSuiteFixture() ts := testSuiteFixture([]string{manifestWithTestFailureHook})
env := testEnvFixture()
env.KubeClient = newPodFailedKubeClient()
if err := ts.Run(env); err != nil {
t.Errorf("%s", err)
}
status, err := ts.getTestPodStatus(testFixture(), testEnvFixture()) if ts.StartedAt == nil {
if err != nil { t.Errorf("Expected StartedAt to not be nil. Got: %v", ts.StartedAt)
t.Errorf("Expected getTestPodStatus not to return err, Got: %s", err) }
if ts.CompletedAt == nil {
t.Errorf("Expected CompletedAt to not be nil. Got: %v", ts.CompletedAt)
} }
if status != api.PodSucceeded { if len(ts.Results) != 1 {
t.Errorf("Expected pod status to be succeeded, Got: %s ", status) t.Errorf("Expected 1 test result. Got %v", len(ts.Results))
} }
result := ts.Results[0]
if result.StartedAt == nil {
t.Errorf("Expected test StartedAt to not be nil. Got: %v", result.StartedAt)
}
if result.CompletedAt == nil {
t.Errorf("Expected test CompletedAt to not be nil. Got: %v", result.CompletedAt)
}
if result.Name != "gold-rush" {
t.Errorf("Expected test name to be gold-rush, Got: %v", result.Name)
}
if result.Status != release.TestRun_SUCCESS {
t.Errorf("Expected test result to be successful, got: %v", result.Status)
}
} }
func TestExtractTestManifestsFromHooks(t *testing.T) { func TestExtractTestManifestsFromHooks(t *testing.T) {
rel := releaseStub() rel := releaseStub()
testManifests, err := extractTestManifestsFromHooks(rel.Hooks, rel.Name) testManifests, err := extractTestManifestsFromHooks(rel.Hooks)
if err != nil { if err != nil {
t.Errorf("Expected no error, Got: %s", err) t.Errorf("Expected no error, Got: %s", err)
} }
...@@ -117,34 +196,11 @@ func chartStub() *chart.Chart { ...@@ -117,34 +196,11 @@ func chartStub() *chart.Chart {
}, },
Templates: []*chart.Template{ Templates: []*chart.Template{
{Name: "templates/hello", Data: []byte("hello: world")}, {Name: "templates/hello", Data: []byte("hello: world")},
{Name: "templates/hooks", Data: []byte(manifestWithTestHook)}, {Name: "templates/hooks", Data: []byte(manifestWithTestSuccessHook)},
}, },
} }
} }
var manifestWithTestHook = `
apiVersion: v1
kind: Pod
metadata:
name: finding-nemo,
annotations:
"helm.sh/hook": test-success
spec:
containers:
- name: nemo-test
image: fake-image
cmd: fake-command
`
var manifestWithInstallHooks = `apiVersion: v1
kind: ConfigMap
metadata:
name: test-cm
annotations:
"helm.sh/hook": post-install,pre-delete
data:
name: value
`
func releaseStub() *release.Release { func releaseStub() *release.Release {
date := timestamp.Timestamp{Seconds: 242085845, Nanos: 0} date := timestamp.Timestamp{Seconds: 242085845, Nanos: 0}
return &release.Release{ return &release.Release{
...@@ -163,7 +219,7 @@ func releaseStub() *release.Release { ...@@ -163,7 +219,7 @@ func releaseStub() *release.Release {
Name: "finding-nemo", Name: "finding-nemo",
Kind: "Pod", Kind: "Pod",
Path: "finding-nemo", Path: "finding-nemo",
Manifest: manifestWithTestHook, Manifest: manifestWithTestSuccessHook,
Events: []release.Hook_Event{ Events: []release.Hook_Event{
release.Hook_RELEASE_TEST_SUCCESS, release.Hook_RELEASE_TEST_SUCCESS,
}, },
...@@ -184,13 +240,15 @@ func releaseStub() *release.Release { ...@@ -184,13 +240,15 @@ func releaseStub() *release.Release {
func testFixture() *test { func testFixture() *test {
return &test{ return &test{
manifest: manifestWithTestHook, manifest: manifestWithTestSuccessHook,
result: &release.TestRun{}, result: &release.TestRun{},
} }
} }
func testSuiteFixture() *TestSuite { func testSuiteFixture(testManifests []string) *TestSuite {
testManifests := []string{manifestWithTestHook} if len(testManifests) == 0 {
testManifests = []string{manifestWithTestSuccessHook, manifestWithTestFailureHook}
}
testResults := []*release.TestRun{} testResults := []*release.TestRun{}
ts := &TestSuite{ ts := &TestSuite{
TestManifests: testManifests, TestManifests: testManifests,
...@@ -227,16 +285,30 @@ func (rs mockStream) SendMsg(v interface{}) error { return nil } ...@@ -227,16 +285,30 @@ func (rs mockStream) SendMsg(v interface{}) error { return nil }
func (rs mockStream) RecvMsg(v interface{}) error { return nil } func (rs mockStream) RecvMsg(v interface{}) error { return nil }
func (rs mockStream) Context() context.Context { return helm.NewContext() } func (rs mockStream) Context() context.Context { return helm.NewContext() }
type podSucceededKubeClient struct {
tillerEnv.PrintingKubeClient
}
func newPodSucceededKubeClient() *podSucceededKubeClient { func newPodSucceededKubeClient() *podSucceededKubeClient {
return &podSucceededKubeClient{ return &podSucceededKubeClient{
PrintingKubeClient: tillerEnv.PrintingKubeClient{Out: os.Stdout}, PrintingKubeClient: tillerEnv.PrintingKubeClient{Out: os.Stdout},
} }
} }
type podSucceededKubeClient struct { func (p *podSucceededKubeClient) WaitAndGetCompletedPodPhase(ns string, r io.Reader, timeout time.Duration) (api.PodPhase, error) {
return api.PodSucceeded, nil
}
type podFailedKubeClient struct {
tillerEnv.PrintingKubeClient tillerEnv.PrintingKubeClient
} }
func (p *podSucceededKubeClient) WaitAndGetCompletedPodPhase(ns string, r io.Reader, timeout time.Duration) (api.PodPhase, error) { func newPodFailedKubeClient() *podFailedKubeClient {
return api.PodSucceeded, nil return &podFailedKubeClient{
PrintingKubeClient: tillerEnv.PrintingKubeClient{Out: os.Stdout},
}
}
func (p *podFailedKubeClient) WaitAndGetCompletedPodPhase(ns string, r io.Reader, timeout time.Duration) (api.PodPhase, error) {
return api.PodFailed, nil
} }
...@@ -25,35 +25,22 @@ import ( ...@@ -25,35 +25,22 @@ import (
"github.com/ghodss/yaml" "github.com/ghodss/yaml"
"k8s.io/helm/pkg/chartutil" "k8s.io/helm/pkg/chartutil"
"k8s.io/helm/pkg/hooks"
"k8s.io/helm/pkg/proto/hapi/release" "k8s.io/helm/pkg/proto/hapi/release"
util "k8s.io/helm/pkg/releaseutil" util "k8s.io/helm/pkg/releaseutil"
) )
// hookAnno is the label name for a hook
const hookAnno = "helm.sh/hook"
const (
preInstall = "pre-install"
postInstall = "post-install"
preDelete = "pre-delete"
postDelete = "post-delete"
preUpgrade = "pre-upgrade"
postUpgrade = "post-upgrade"
preRollback = "pre-rollback"
postRollback = "post-rollback"
releaseTestSuccess = "test-success"
)
var events = map[string]release.Hook_Event{ var events = map[string]release.Hook_Event{
preInstall: release.Hook_PRE_INSTALL, hooks.PreInstall: release.Hook_PRE_INSTALL,
postInstall: release.Hook_POST_INSTALL, hooks.PostInstall: release.Hook_POST_INSTALL,
preDelete: release.Hook_PRE_DELETE, hooks.PreDelete: release.Hook_PRE_DELETE,
postDelete: release.Hook_POST_DELETE, hooks.PostDelete: release.Hook_POST_DELETE,
preUpgrade: release.Hook_PRE_UPGRADE, hooks.PreUpgrade: release.Hook_PRE_UPGRADE,
postUpgrade: release.Hook_POST_UPGRADE, hooks.PostUpgrade: release.Hook_POST_UPGRADE,
preRollback: release.Hook_PRE_ROLLBACK, hooks.PreRollback: release.Hook_PRE_ROLLBACK,
postRollback: release.Hook_POST_ROLLBACK, hooks.PostRollback: release.Hook_POST_ROLLBACK,
releaseTestSuccess: release.Hook_RELEASE_TEST_SUCCESS, hooks.ReleaseTestSuccess: release.Hook_RELEASE_TEST_SUCCESS,
hooks.ReleaseTestFailure: release.Hook_RELEASE_TEST_FAILURE,
} }
// manifest represents a manifest file, which has a name and some content. // manifest represents a manifest file, which has a name and some content.
...@@ -117,7 +104,7 @@ func sortManifests(files map[string]string, apis chartutil.VersionSet, sort Sort ...@@ -117,7 +104,7 @@ func sortManifests(files map[string]string, apis chartutil.VersionSet, sort Sort
continue continue
} }
hookTypes, ok := sh.Metadata.Annotations[hookAnno] hookTypes, ok := sh.Metadata.Annotations[hooks.HookAnno]
if !ok { if !ok {
generic = append(generic, manifest{name: n, content: c, head: &sh}) generic = append(generic, manifest{name: n, content: c, head: &sh})
continue continue
......
...@@ -32,6 +32,7 @@ import ( ...@@ -32,6 +32,7 @@ import (
"k8s.io/kubernetes/pkg/client/typed/discovery" "k8s.io/kubernetes/pkg/client/typed/discovery"
"k8s.io/helm/pkg/chartutil" "k8s.io/helm/pkg/chartutil"
"k8s.io/helm/pkg/hooks"
"k8s.io/helm/pkg/kube" "k8s.io/helm/pkg/kube"
"k8s.io/helm/pkg/proto/hapi/chart" "k8s.io/helm/pkg/proto/hapi/chart"
"k8s.io/helm/pkg/proto/hapi/release" "k8s.io/helm/pkg/proto/hapi/release"
...@@ -313,7 +314,7 @@ func (s *ReleaseServer) performUpdate(originalRelease, updatedRelease *release.R ...@@ -313,7 +314,7 @@ func (s *ReleaseServer) performUpdate(originalRelease, updatedRelease *release.R
// pre-upgrade hooks // pre-upgrade hooks
if !req.DisableHooks { if !req.DisableHooks {
if err := s.execHook(updatedRelease.Hooks, updatedRelease.Name, updatedRelease.Namespace, preUpgrade, req.Timeout); err != nil { if err := s.execHook(updatedRelease.Hooks, updatedRelease.Name, updatedRelease.Namespace, hooks.PreUpgrade, req.Timeout); err != nil {
return res, err return res, err
} }
} }
...@@ -331,7 +332,7 @@ func (s *ReleaseServer) performUpdate(originalRelease, updatedRelease *release.R ...@@ -331,7 +332,7 @@ func (s *ReleaseServer) performUpdate(originalRelease, updatedRelease *release.R
// post-upgrade hooks // post-upgrade hooks
if !req.DisableHooks { if !req.DisableHooks {
if err := s.execHook(updatedRelease.Hooks, updatedRelease.Name, updatedRelease.Namespace, postUpgrade, req.Timeout); err != nil { if err := s.execHook(updatedRelease.Hooks, updatedRelease.Name, updatedRelease.Namespace, hooks.PostUpgrade, req.Timeout); err != nil {
return res, err return res, err
} }
} }
...@@ -471,7 +472,7 @@ func (s *ReleaseServer) performRollback(currentRelease, targetRelease *release.R ...@@ -471,7 +472,7 @@ func (s *ReleaseServer) performRollback(currentRelease, targetRelease *release.R
// pre-rollback hooks // pre-rollback hooks
if !req.DisableHooks { if !req.DisableHooks {
if err := s.execHook(targetRelease.Hooks, targetRelease.Name, targetRelease.Namespace, preRollback, req.Timeout); err != nil { if err := s.execHook(targetRelease.Hooks, targetRelease.Name, targetRelease.Namespace, hooks.PreRollback, req.Timeout); err != nil {
return res, err return res, err
} }
} }
...@@ -489,7 +490,7 @@ func (s *ReleaseServer) performRollback(currentRelease, targetRelease *release.R ...@@ -489,7 +490,7 @@ func (s *ReleaseServer) performRollback(currentRelease, targetRelease *release.R
// post-rollback hooks // post-rollback hooks
if !req.DisableHooks { if !req.DisableHooks {
if err := s.execHook(targetRelease.Hooks, targetRelease.Name, targetRelease.Namespace, postRollback, req.Timeout); err != nil { if err := s.execHook(targetRelease.Hooks, targetRelease.Name, targetRelease.Namespace, hooks.PostRollback, req.Timeout); err != nil {
return res, err return res, err
} }
} }
...@@ -829,7 +830,7 @@ func (s *ReleaseServer) performRelease(r *release.Release, req *services.Install ...@@ -829,7 +830,7 @@ func (s *ReleaseServer) performRelease(r *release.Release, req *services.Install
// pre-install hooks // pre-install hooks
if !req.DisableHooks { if !req.DisableHooks {
if err := s.execHook(r.Hooks, r.Name, r.Namespace, preInstall, req.Timeout); err != nil { if err := s.execHook(r.Hooks, r.Name, r.Namespace, hooks.PreInstall, req.Timeout); err != nil {
return res, err return res, err
} }
} }
...@@ -878,7 +879,7 @@ func (s *ReleaseServer) performRelease(r *release.Release, req *services.Install ...@@ -878,7 +879,7 @@ func (s *ReleaseServer) performRelease(r *release.Release, req *services.Install
// post-install hooks // post-install hooks
if !req.DisableHooks { if !req.DisableHooks {
if err := s.execHook(r.Hooks, r.Name, r.Namespace, postInstall, req.Timeout); err != nil { if err := s.execHook(r.Hooks, r.Name, r.Namespace, hooks.PostInstall, req.Timeout); err != nil {
msg := fmt.Sprintf("Release %q failed post-install: %s", r.Name, err) msg := fmt.Sprintf("Release %q failed post-install: %s", r.Name, err)
log.Printf("warning: %s", msg) log.Printf("warning: %s", msg)
r.Info.Status.Code = release.Status_FAILED r.Info.Status.Code = release.Status_FAILED
...@@ -988,7 +989,7 @@ func (s *ReleaseServer) UninstallRelease(c ctx.Context, req *services.UninstallR ...@@ -988,7 +989,7 @@ func (s *ReleaseServer) UninstallRelease(c ctx.Context, req *services.UninstallR
res := &services.UninstallReleaseResponse{Release: rel} res := &services.UninstallReleaseResponse{Release: rel}
if !req.DisableHooks { if !req.DisableHooks {
if err := s.execHook(rel.Hooks, rel.Name, rel.Namespace, preDelete, req.Timeout); err != nil { if err := s.execHook(rel.Hooks, rel.Name, rel.Namespace, hooks.PreDelete, req.Timeout); err != nil {
return res, err return res, err
} }
} }
...@@ -1034,7 +1035,7 @@ func (s *ReleaseServer) UninstallRelease(c ctx.Context, req *services.UninstallR ...@@ -1034,7 +1035,7 @@ func (s *ReleaseServer) UninstallRelease(c ctx.Context, req *services.UninstallR
} }
if !req.DisableHooks { if !req.DisableHooks {
if err := s.execHook(rel.Hooks, rel.Name, rel.Namespace, postDelete, req.Timeout); err != nil { if err := s.execHook(rel.Hooks, rel.Name, rel.Namespace, hooks.PostDelete, req.Timeout); err != nil {
es = append(es, err.Error()) es = append(es, err.Error())
} }
} }
......
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