mirror of
https://github.com/kubevela/kubevela.git
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a855eddedc
* Fix: refactor the step group in workflow Signed-off-by: FogDong <dongtianxin.tx@alibaba-inc.com> * Feat: add tests for discover Signed-off-by: FogDong <dongtianxin.tx@alibaba-inc.com>
1197 lines
36 KiB
Go
1197 lines
36 KiB
Go
/*
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Copyright 2021 The KubeVela Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package workflow
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import (
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"context"
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"encoding/json"
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"math"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"github.com/google/go-cmp/cmp"
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"github.com/pkg/errors"
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corev1 "k8s.io/api/core/v1"
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kerrors "k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"sigs.k8s.io/yaml"
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"github.com/oam-dev/kubevela/apis/core.oam.dev/common"
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oamcore "github.com/oam-dev/kubevela/apis/core.oam.dev/v1beta1"
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"github.com/oam-dev/kubevela/pkg/cue/model/value"
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monitorContext "github.com/oam-dev/kubevela/pkg/monitor/context"
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wfContext "github.com/oam-dev/kubevela/pkg/workflow/context"
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"github.com/oam-dev/kubevela/pkg/workflow/tasks"
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wfTypes "github.com/oam-dev/kubevela/pkg/workflow/types"
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)
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var _ = Describe("Test Workflow", func() {
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BeforeEach(func() {
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cm := &corev1.ConfigMap{}
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revJson, err := yaml.YAMLToJSON([]byte(revYaml))
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Expect(err).ToNot(HaveOccurred())
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err = json.Unmarshal(revJson, cm)
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Expect(err).ToNot(HaveOccurred())
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err = k8sClient.Create(context.Background(), cm)
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if err != nil && !kerrors.IsAlreadyExists(err) {
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Expect(err).ToNot(HaveOccurred())
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}
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})
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It("Workflow test for failed", func() {
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app, runners := makeTestCase([]oamcore.WorkflowStep{
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{
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Name: "s1",
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Type: "success",
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},
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{
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Name: "s2",
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Type: "failed",
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},
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{
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Name: "s3",
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Type: "success",
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},
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})
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ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
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wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
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state, err := wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateExecuting))
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workflowStatus := app.Status.Workflow
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Expect(workflowStatus.ContextBackend.Name).Should(BeEquivalentTo("workflow-" + app.Name + "-context"))
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workflowStatus.ContextBackend = nil
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cleanStepTimeStamp(workflowStatus)
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Expect(cmp.Diff(*workflowStatus, common.WorkflowStatus{
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AppRevision: workflowStatus.AppRevision,
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Mode: common.WorkflowModeStep,
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Message: string(common.WorkflowStateExecuting),
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Steps: []common.WorkflowStepStatus{
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{
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StepStatus: common.StepStatus{
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Name: "s1",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s2",
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Type: "failed",
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Phase: common.WorkflowStepPhaseFailed,
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},
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},
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},
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})).Should(BeEquivalentTo(""))
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app, runners = makeTestCase([]oamcore.WorkflowStep{
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{
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Name: "s1",
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Type: "success",
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},
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{
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Name: "s2",
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Type: "success",
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},
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{
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Name: "s3",
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Type: "success",
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},
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})
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app.Status.Workflow = workflowStatus
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wf = NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateTerminated))
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app.Status.Workflow.Finished = true
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateSucceeded))
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app.Status.Workflow.ContextBackend = nil
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cleanStepTimeStamp(app.Status.Workflow)
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Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
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AppRevision: app.Status.Workflow.AppRevision,
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Mode: common.WorkflowModeStep,
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Message: string(common.WorkflowStateSucceeded),
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Steps: []common.WorkflowStepStatus{{
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StepStatus: common.StepStatus{
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Name: "s1",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s2",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s3",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}},
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})).Should(BeEquivalentTo(""))
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})
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It("Workflow test failed with sub steps", func() {
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By("Test failed with step group")
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app, runners := makeTestCase([]oamcore.WorkflowStep{
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{
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Name: "s1",
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Type: "success",
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},
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{
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Name: "s2",
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Type: "step-group",
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SubSteps: []common.WorkflowSubStep{
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{
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Name: "s2-sub1",
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Type: "success",
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},
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{
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Name: "s2-sub2",
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Type: "failed",
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},
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},
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},
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{
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Name: "s3",
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Type: "success",
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},
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})
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wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
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ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
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state, err := wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateExecuting))
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app.Status.Workflow.ContextBackend = nil
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cleanStepTimeStamp(app.Status.Workflow)
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Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
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AppRevision: app.Status.Workflow.AppRevision,
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Mode: common.WorkflowModeStep,
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Message: string(common.WorkflowStateExecuting),
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Steps: []common.WorkflowStepStatus{{
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StepStatus: common.StepStatus{
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Name: "s1",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s2",
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Type: "step-group",
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Phase: common.WorkflowStepPhaseFailed,
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},
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SubStepsStatus: []common.WorkflowSubStepStatus{{
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StepStatus: common.StepStatus{
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Name: "s2-sub1",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s2-sub2",
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Type: "failed",
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Phase: common.WorkflowStepPhaseFailed,
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},
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}},
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}},
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})).Should(BeEquivalentTo(""))
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})
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It("Workflow test success with sub steps", func() {
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By("Test success with step group")
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app, runners := makeTestCase([]oamcore.WorkflowStep{
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{
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Name: "s1",
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Type: "success",
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},
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{
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Name: "s2",
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Type: "step-group",
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SubSteps: []common.WorkflowSubStep{
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{
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Name: "s2-sub1",
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Type: "success",
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},
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{
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Name: "s2-sub2",
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Type: "success",
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},
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},
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},
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{
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Name: "s3",
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Type: "success",
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},
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})
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wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
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ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
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state, err := wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateSucceeded))
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app.Status.Workflow.ContextBackend = nil
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cleanStepTimeStamp(app.Status.Workflow)
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Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
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AppRevision: app.Status.Workflow.AppRevision,
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Mode: common.WorkflowModeStep,
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Message: string(common.WorkflowStateSucceeded),
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Steps: []common.WorkflowStepStatus{{
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StepStatus: common.StepStatus{
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Name: "s1",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s2",
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Type: "step-group",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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SubStepsStatus: []common.WorkflowSubStepStatus{{
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StepStatus: common.StepStatus{
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Name: "s2-sub1",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s2-sub2",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}},
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}, {
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StepStatus: common.StepStatus{
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Name: "s3",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}},
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})).Should(BeEquivalentTo(""))
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By("Test success with step group and empty subSteps")
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app, runners = makeTestCase([]oamcore.WorkflowStep{
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{
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Name: "s1",
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Type: "success",
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},
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{
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Name: "s2",
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Type: "step-group",
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SubSteps: []common.WorkflowSubStep{},
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},
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{
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Name: "s3",
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Type: "success",
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},
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})
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wf = NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
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ctx = monitorContext.NewTraceContext(context.Background(), "test-app")
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateSucceeded))
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app.Status.Workflow.ContextBackend = nil
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cleanStepTimeStamp(app.Status.Workflow)
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Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
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AppRevision: app.Status.Workflow.AppRevision,
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Mode: common.WorkflowModeStep,
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Message: string(common.WorkflowStateSucceeded),
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Steps: []common.WorkflowStepStatus{{
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StepStatus: common.StepStatus{
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Name: "s1",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s2",
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Type: "step-group",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s3",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}},
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})).Should(BeEquivalentTo(""))
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})
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It("Workflow test for failed after retries", func() {
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By("Test failed-after-retries in StepByStep mode")
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app, runners := makeTestCase([]oamcore.WorkflowStep{
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{
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Name: "s1",
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Type: "success",
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},
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{
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Name: "s2",
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Type: "failed-after-retries",
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},
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{
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Name: "s3",
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Type: "success",
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},
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})
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ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
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wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
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state, err := wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateSuspended))
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workflowStatus := app.Status.Workflow
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Expect(workflowStatus.ContextBackend.Name).Should(BeEquivalentTo("workflow-" + app.Name + "-context"))
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workflowStatus.ContextBackend = nil
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cleanStepTimeStamp(workflowStatus)
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Expect(cmp.Diff(*workflowStatus, common.WorkflowStatus{
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AppRevision: workflowStatus.AppRevision,
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Mode: common.WorkflowModeStep,
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Message: MessageFailedAfterRetries,
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Suspend: true,
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Steps: []common.WorkflowStepStatus{{
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StepStatus: common.StepStatus{
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Name: "s1",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}, {
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StepStatus: common.StepStatus{
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Name: "s2",
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Type: "failed-after-retries",
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Phase: common.WorkflowStepPhaseFailed,
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},
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}},
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})).Should(BeEquivalentTo(""))
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By("Test failed-after-retries in DAG mode")
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app, runners = makeTestCase([]oamcore.WorkflowStep{
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{
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Name: "s1",
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Type: "success",
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},
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{
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Name: "s2",
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Type: "failed-after-retries",
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},
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{
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Name: "s3",
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Type: "success",
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},
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})
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ctx = monitorContext.NewTraceContext(context.Background(), "test-app")
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wf = NewWorkflow(app, k8sClient, common.WorkflowModeDAG, false, nil)
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
|
|
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state, err = wf.ExecuteSteps(ctx, revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(state).Should(BeEquivalentTo(common.WorkflowStateSuspended))
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workflowStatus = app.Status.Workflow
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Expect(workflowStatus.ContextBackend.Name).Should(BeEquivalentTo("workflow-" + app.Name + "-context"))
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workflowStatus.ContextBackend = nil
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cleanStepTimeStamp(workflowStatus)
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Expect(cmp.Diff(*workflowStatus, common.WorkflowStatus{
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AppRevision: workflowStatus.AppRevision,
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Mode: common.WorkflowModeDAG,
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Message: MessageFailedAfterRetries,
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Suspend: true,
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Steps: []common.WorkflowStepStatus{{
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|
StepStatus: common.StepStatus{
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Name: "s1",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
|
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}, {
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StepStatus: common.StepStatus{
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Name: "s2",
|
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Type: "failed-after-retries",
|
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Phase: common.WorkflowStepPhaseFailed,
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},
|
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}, {
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StepStatus: common.StepStatus{
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Name: "s3",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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},
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}},
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})).Should(BeEquivalentTo(""))
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})
|
|
|
|
It("Test failed after retries with sub steps", func() {
|
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By("Test failed-after-retries with step group in StepByStep mode")
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{
|
|
{
|
|
Name: "s1",
|
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Type: "success",
|
|
},
|
|
{
|
|
Name: "s2",
|
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Type: "step-group",
|
|
SubSteps: []common.WorkflowSubStep{
|
|
{
|
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Name: "s2-sub1",
|
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Type: "success",
|
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},
|
|
{
|
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Name: "s2-sub2",
|
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Type: "failed-after-retries",
|
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},
|
|
},
|
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},
|
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{
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Name: "s3",
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Type: "success",
|
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},
|
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})
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
state, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateSuspended))
|
|
app.Status.Workflow.ContextBackend = nil
|
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cleanStepTimeStamp(app.Status.Workflow)
|
|
Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
|
|
AppRevision: app.Status.Workflow.AppRevision,
|
|
Mode: common.WorkflowModeStep,
|
|
Message: MessageFailedAfterRetries,
|
|
Suspend: true,
|
|
Steps: []common.WorkflowStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2",
|
|
Type: "step-group",
|
|
Phase: common.WorkflowStepPhaseFailed,
|
|
},
|
|
SubStepsStatus: []common.WorkflowSubStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2-sub1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2-sub2",
|
|
Type: "failed-after-retries",
|
|
Phase: common.WorkflowStepPhaseFailed,
|
|
},
|
|
}},
|
|
}},
|
|
})).Should(BeEquivalentTo(""))
|
|
})
|
|
|
|
It("Test get backoff time and clean", func() {
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{
|
|
{
|
|
Name: "s1",
|
|
Type: "wait-with-set-var",
|
|
},
|
|
})
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeDAG, false, nil)
|
|
_, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
_, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
wfCtx, err := wfContext.LoadContext(k8sClient, app.Namespace, app.Name)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
e := &engine{
|
|
status: app.Status.Workflow,
|
|
wfCtx: wfCtx,
|
|
}
|
|
interval := e.getBackoffWaitTime()
|
|
Expect(interval).Should(BeEquivalentTo(minWorkflowBackoffWaitTime))
|
|
|
|
By("Test get backoff time")
|
|
for i := 0; i < 4; i++ {
|
|
_, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
interval := e.getBackoffWaitTime()
|
|
Expect(interval).Should(BeEquivalentTo(minWorkflowBackoffWaitTime))
|
|
}
|
|
|
|
for i := 0; i < 6; i++ {
|
|
_, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
interval := e.getBackoffWaitTime()
|
|
Expect(interval).Should(BeEquivalentTo(int(0.05 * math.Pow(2, float64(i+5)))))
|
|
}
|
|
|
|
_, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
interval = e.getBackoffWaitTime()
|
|
Expect(interval).Should(BeEquivalentTo(MaxWorkflowWaitBackoffTime))
|
|
|
|
By("Test get backoff time after clean")
|
|
wfContext.CleanupMemoryStore(app.Name, app.Namespace)
|
|
_, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
wfCtx, err = wfContext.LoadContext(k8sClient, app.Namespace, app.Name)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
e = &engine{
|
|
status: app.Status.Workflow,
|
|
wfCtx: wfCtx,
|
|
}
|
|
interval = e.getBackoffWaitTime()
|
|
Expect(interval).Should(BeEquivalentTo(minWorkflowBackoffWaitTime))
|
|
})
|
|
|
|
It("test for suspend", func() {
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{
|
|
{
|
|
Name: "s1",
|
|
Type: "success",
|
|
},
|
|
{
|
|
Name: "s2",
|
|
Type: "suspend",
|
|
},
|
|
{
|
|
Name: "s3",
|
|
Type: "success",
|
|
},
|
|
})
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
|
|
state, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateSuspended))
|
|
wfStatus := *app.Status.Workflow
|
|
wfStatus.ContextBackend = nil
|
|
cleanStepTimeStamp(&wfStatus)
|
|
Expect(cmp.Diff(wfStatus, common.WorkflowStatus{
|
|
AppRevision: wfStatus.AppRevision,
|
|
Mode: common.WorkflowModeStep,
|
|
Suspend: true,
|
|
Message: string(common.WorkflowStateSuspended),
|
|
Steps: []common.WorkflowStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2",
|
|
Type: "suspend",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}},
|
|
})).Should(BeEquivalentTo(""))
|
|
|
|
// check suspend...
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateSuspended))
|
|
|
|
// check resume
|
|
app.Status.Workflow.Suspend = false
|
|
// check app meta changed
|
|
app.Labels = map[string]string{"for-test": "changed"}
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateSucceeded))
|
|
app.Status.Workflow.ContextBackend = nil
|
|
cleanStepTimeStamp(app.Status.Workflow)
|
|
Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
|
|
AppRevision: app.Status.Workflow.AppRevision,
|
|
Mode: common.WorkflowModeStep,
|
|
Message: string(common.WorkflowStateSucceeded),
|
|
Steps: []common.WorkflowStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2",
|
|
Type: "suspend",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s3",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}},
|
|
})).Should(BeEquivalentTo(""))
|
|
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateSucceeded))
|
|
})
|
|
|
|
It("test for suspend with sub steps", func() {
|
|
By("Test suspend with step group")
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{
|
|
{
|
|
Name: "s1",
|
|
Type: "success",
|
|
},
|
|
{
|
|
Name: "s2",
|
|
Type: "step-group",
|
|
SubSteps: []common.WorkflowSubStep{
|
|
{
|
|
Name: "s2-sub1",
|
|
Type: "success",
|
|
},
|
|
{
|
|
Name: "s2-sub2",
|
|
Type: "suspend",
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Name: "s3",
|
|
Type: "success",
|
|
},
|
|
})
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
state, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateSuspended))
|
|
app.Status.Workflow.ContextBackend = nil
|
|
cleanStepTimeStamp(app.Status.Workflow)
|
|
Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
|
|
AppRevision: app.Status.Workflow.AppRevision,
|
|
Mode: common.WorkflowModeStep,
|
|
Suspend: true,
|
|
Message: string(common.WorkflowStateSuspended),
|
|
Steps: []common.WorkflowStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2",
|
|
Type: "step-group",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
SubStepsStatus: []common.WorkflowSubStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2-sub1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2-sub2",
|
|
Type: "suspend",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}},
|
|
}},
|
|
})).Should(BeEquivalentTo(""))
|
|
})
|
|
|
|
It("test for terminate", func() {
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{
|
|
{
|
|
Name: "s1",
|
|
Type: "success",
|
|
},
|
|
{
|
|
Name: "s2",
|
|
Type: "terminate",
|
|
},
|
|
})
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
|
|
state, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateTerminated))
|
|
app.Status.Workflow.ContextBackend = nil
|
|
cleanStepTimeStamp(app.Status.Workflow)
|
|
Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
|
|
AppRevision: app.Status.Workflow.AppRevision,
|
|
Mode: common.WorkflowModeStep,
|
|
Terminated: true,
|
|
Message: string(common.WorkflowStateTerminated),
|
|
Steps: []common.WorkflowStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2",
|
|
Type: "terminate",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}},
|
|
})).Should(BeEquivalentTo(""))
|
|
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateTerminated))
|
|
})
|
|
|
|
It("test for terminate with sub steps", func() {
|
|
|
|
By("Test terminate with step group")
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{
|
|
{
|
|
Name: "s1",
|
|
Type: "success",
|
|
},
|
|
{
|
|
Name: "s2",
|
|
Type: "step-group",
|
|
SubSteps: []common.WorkflowSubStep{
|
|
{
|
|
Name: "s2-sub1",
|
|
Type: "success",
|
|
},
|
|
{
|
|
Name: "s2-sub2",
|
|
Type: "terminate",
|
|
},
|
|
},
|
|
},
|
|
})
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
|
|
state, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateTerminated))
|
|
app.Status.Workflow.ContextBackend = nil
|
|
cleanStepTimeStamp(app.Status.Workflow)
|
|
Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
|
|
AppRevision: app.Status.Workflow.AppRevision,
|
|
Mode: common.WorkflowModeStep,
|
|
Terminated: true,
|
|
Message: string(common.WorkflowStateTerminated),
|
|
Steps: []common.WorkflowStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2",
|
|
Type: "step-group",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
SubStepsStatus: []common.WorkflowSubStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2-sub1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2-sub2",
|
|
Type: "terminate",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}},
|
|
}},
|
|
})).Should(BeEquivalentTo(""))
|
|
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateTerminated))
|
|
})
|
|
|
|
It("test for error", func() {
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{
|
|
{
|
|
Name: "s1",
|
|
Type: "success",
|
|
},
|
|
{
|
|
Name: "s2",
|
|
Type: "error",
|
|
},
|
|
})
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
|
|
state, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).To(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateExecuting))
|
|
app.Status.Workflow.ContextBackend = nil
|
|
cleanStepTimeStamp(app.Status.Workflow)
|
|
Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
|
|
AppRevision: app.Status.Workflow.AppRevision,
|
|
Mode: common.WorkflowModeStep,
|
|
Message: string(common.WorkflowStateExecuting),
|
|
Steps: []common.WorkflowStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}},
|
|
})).Should(BeEquivalentTo(""))
|
|
})
|
|
|
|
It("skip workflow", func() {
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{})
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
|
|
state, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateFinished))
|
|
})
|
|
|
|
It("test for DAG", func() {
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{
|
|
{
|
|
Name: "s1",
|
|
Type: "success",
|
|
},
|
|
{
|
|
Name: "s2",
|
|
Type: "pending",
|
|
},
|
|
{
|
|
Name: "s3",
|
|
Type: "success",
|
|
},
|
|
})
|
|
pending = true
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeDAG, false, nil)
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
state, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateExecuting))
|
|
app.Status.Workflow.ContextBackend = nil
|
|
cleanStepTimeStamp(app.Status.Workflow)
|
|
Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
|
|
AppRevision: app.Status.Workflow.AppRevision,
|
|
Mode: common.WorkflowModeDAG,
|
|
Message: string(common.WorkflowStateExecuting),
|
|
Steps: []common.WorkflowStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s3",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}},
|
|
})).Should(BeEquivalentTo(""))
|
|
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateExecuting))
|
|
|
|
pending = false
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateSucceeded))
|
|
app.Status.Workflow.ContextBackend = nil
|
|
cleanStepTimeStamp(app.Status.Workflow)
|
|
Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
|
|
AppRevision: app.Status.Workflow.AppRevision,
|
|
Mode: common.WorkflowModeDAG,
|
|
Message: string(common.WorkflowStateSucceeded),
|
|
Steps: []common.WorkflowStepStatus{{
|
|
StepStatus: common.StepStatus{
|
|
Name: "s1",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s3",
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}, {
|
|
StepStatus: common.StepStatus{
|
|
Name: "s2",
|
|
Type: "pending",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
},
|
|
}},
|
|
})).Should(BeEquivalentTo(""))
|
|
})
|
|
|
|
It("step commit data without success", func() {
|
|
app, runners := makeTestCase([]oamcore.WorkflowStep{
|
|
{
|
|
Name: "s1",
|
|
Type: "wait-with-set-var",
|
|
},
|
|
{
|
|
Name: "s2",
|
|
Type: "success",
|
|
},
|
|
})
|
|
ctx := monitorContext.NewTraceContext(context.Background(), "test-app")
|
|
wf := NewWorkflow(app, k8sClient, common.WorkflowModeStep, false, nil)
|
|
state, err := wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateInitializing))
|
|
state, err = wf.ExecuteSteps(ctx, revision, runners)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(state).Should(BeEquivalentTo(common.WorkflowStateExecuting))
|
|
Expect(app.Status.Workflow.Steps[0].Phase).Should(BeEquivalentTo(common.WorkflowStepPhaseRunning))
|
|
wfCtx, err := wfContext.LoadContext(k8sClient, app.Namespace, app.Name)
|
|
Expect(err).ToNot(HaveOccurred())
|
|
v, err := wfCtx.GetVar("saved")
|
|
Expect(err).ToNot(HaveOccurred())
|
|
saved, err := v.CueValue().Bool()
|
|
Expect(err).ToNot(HaveOccurred())
|
|
Expect(saved).Should(BeEquivalentTo(true))
|
|
})
|
|
})
|
|
|
|
func makeTestCase(steps []oamcore.WorkflowStep) (*oamcore.Application, []wfTypes.TaskRunner) {
|
|
app := &oamcore.Application{
|
|
ObjectMeta: metav1.ObjectMeta{UID: "test-uid"},
|
|
Spec: oamcore.ApplicationSpec{
|
|
Workflow: &oamcore.Workflow{
|
|
Steps: steps,
|
|
},
|
|
},
|
|
Status: common.AppStatus{},
|
|
}
|
|
app.Namespace = "default"
|
|
app.Name = "app"
|
|
runners := []wfTypes.TaskRunner{}
|
|
for _, step := range steps {
|
|
if step.SubSteps != nil {
|
|
subStepRunners := []wfTypes.TaskRunner{}
|
|
for _, subStep := range step.SubSteps {
|
|
subStepRunners = append(subStepRunners, makeRunner(subStep.Name, subStep.Type, nil))
|
|
}
|
|
runners = append(runners, makeRunner(step.Name, step.Type, subStepRunners))
|
|
} else {
|
|
runners = append(runners, makeRunner(step.Name, step.Type, nil))
|
|
}
|
|
}
|
|
return app, runners
|
|
}
|
|
|
|
var pending bool
|
|
|
|
func makeRunner(name string, tpy string, subTaskRunners []wfTypes.TaskRunner) wfTypes.TaskRunner {
|
|
var run func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error)
|
|
switch tpy {
|
|
case "suspend":
|
|
run = func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error) {
|
|
return common.StepStatus{
|
|
Name: name,
|
|
Type: "suspend",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
}, &wfTypes.Operation{
|
|
Suspend: true,
|
|
}, nil
|
|
}
|
|
case "terminate":
|
|
run = func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error) {
|
|
return common.StepStatus{
|
|
Name: name,
|
|
Type: "terminate",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
}, &wfTypes.Operation{
|
|
Terminated: true,
|
|
}, nil
|
|
}
|
|
case "success":
|
|
run = func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error) {
|
|
return common.StepStatus{
|
|
Name: name,
|
|
Type: "success",
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
}, &wfTypes.Operation{}, nil
|
|
}
|
|
case "failed":
|
|
run = func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error) {
|
|
return common.StepStatus{
|
|
Name: name,
|
|
Type: "failed",
|
|
Phase: common.WorkflowStepPhaseFailed,
|
|
}, &wfTypes.Operation{}, nil
|
|
}
|
|
case "failed-after-retries":
|
|
run = func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error) {
|
|
return common.StepStatus{
|
|
Name: name,
|
|
Type: "failed-after-retries",
|
|
Phase: common.WorkflowStepPhaseFailed,
|
|
}, &wfTypes.Operation{
|
|
FailedAfterRetries: true,
|
|
}, nil
|
|
}
|
|
case "error":
|
|
run = func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error) {
|
|
return common.StepStatus{
|
|
Name: name,
|
|
Type: "error",
|
|
Phase: common.WorkflowStepPhaseRunning,
|
|
}, &wfTypes.Operation{}, errors.New("error for test")
|
|
}
|
|
case "wait-with-set-var":
|
|
run = func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error) {
|
|
v, _ := value.NewValue(`saved: true`, nil, "")
|
|
err := ctx.SetVar(v)
|
|
return common.StepStatus{
|
|
Name: name,
|
|
Type: "wait-with-set-var",
|
|
Phase: common.WorkflowStepPhaseRunning,
|
|
}, &wfTypes.Operation{}, err
|
|
}
|
|
case "step-group":
|
|
group, _ := tasks.StepGroup(oamcore.WorkflowStep{Name: name}, &wfTypes.GeneratorOptions{SubTaskRunners: subTaskRunners})
|
|
run = group.Run
|
|
default:
|
|
run = func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error) {
|
|
return common.StepStatus{
|
|
Name: name,
|
|
Type: tpy,
|
|
Phase: common.WorkflowStepPhaseSucceeded,
|
|
}, &wfTypes.Operation{}, nil
|
|
}
|
|
|
|
}
|
|
return &testTaskRunner{
|
|
name: name,
|
|
run: run,
|
|
checkPending: func(ctx wfContext.Context) bool {
|
|
if tpy != "pending" {
|
|
return false
|
|
}
|
|
if pending == true {
|
|
return true
|
|
}
|
|
return false
|
|
},
|
|
subTaskRunners: subTaskRunners,
|
|
}
|
|
}
|
|
|
|
var (
|
|
revYaml = `apiVersion: v1
|
|
data:
|
|
components: '{"server":"{\"Scopes\":null,\"StandardWorkload\":\"{\\\"apiVersion\\\":\\\"v1\\\",\\\"kind\\\":\\\"Pod\\\",\\\"metadata\\\":{\\\"labels\\\":{\\\"app\\\":\\\"nginx\\\"}},\\\"spec\\\":{\\\"containers\\\":[{\\\"env\\\":[{\\\"name\\\":\\\"APP\\\",\\\"value\\\":\\\"nginx\\\"}],\\\"image\\\":\\\"nginx:1.14.2\\\",\\\"imagePullPolicy\\\":\\\"IfNotPresent\\\",\\\"name\\\":\\\"main\\\",\\\"ports\\\":[{\\\"containerPort\\\":8080,\\\"protocol\\\":\\\"TCP\\\"}]}]}}\",\"Traits\":[\"{\\\"apiVersion\\\":\\\"v1\\\",\\\"kind\\\":\\\"Service\\\",\\\"metadata\\\":{\\\"name\\\":\\\"my-service\\\"},\\\"spec\\\":{\\\"ports\\\":[{\\\"port\\\":80,\\\"protocol\\\":\\\"TCP\\\",\\\"targetPort\\\":8080}],\\\"selector\\\":{\\\"app\\\":\\\"nginx\\\"}}}\"]}"}'
|
|
kind: ConfigMap
|
|
metadata:
|
|
name: app-v1
|
|
namespace: default
|
|
`
|
|
revision = &oamcore.ApplicationRevision{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "app-v1",
|
|
},
|
|
}
|
|
)
|
|
|
|
type testTaskRunner struct {
|
|
name string
|
|
run func(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error)
|
|
checkPending func(ctx wfContext.Context) bool
|
|
subTaskRunners []wfTypes.TaskRunner
|
|
}
|
|
|
|
// Name return step name.
|
|
func (tr *testTaskRunner) Name() string {
|
|
return tr.name
|
|
}
|
|
|
|
// Run execute task.
|
|
func (tr *testTaskRunner) Run(ctx wfContext.Context, options *wfTypes.TaskRunOptions) (common.StepStatus, *wfTypes.Operation, error) {
|
|
return tr.run(ctx, options)
|
|
}
|
|
|
|
// Pending check task should be executed or not.
|
|
func (tr *testTaskRunner) Pending(ctx wfContext.Context) bool {
|
|
return tr.checkPending(ctx)
|
|
}
|
|
|
|
func (tr *testTaskRunner) SubTaskRunners() []wfTypes.TaskRunner {
|
|
return tr.subTaskRunners
|
|
}
|
|
|
|
func cleanStepTimeStamp(wfStatus *common.WorkflowStatus) {
|
|
wfStatus.StartTime = metav1.Time{}
|
|
for index, step := range wfStatus.Steps {
|
|
wfStatus.Steps[index].FirstExecuteTime = metav1.Time{}
|
|
wfStatus.Steps[index].LastExecuteTime = metav1.Time{}
|
|
if step.SubStepsStatus != nil {
|
|
for indexSubStep := range step.SubStepsStatus {
|
|
wfStatus.Steps[index].SubStepsStatus[indexSubStep].FirstExecuteTime = metav1.Time{}
|
|
wfStatus.Steps[index].SubStepsStatus[indexSubStep].LastExecuteTime = metav1.Time{}
|
|
}
|
|
}
|
|
}
|
|
}
|