mirror of
https://github.com/kubevela/kubevela.git
synced 2026-04-22 02:26:56 +00:00
362 lines
10 KiB
Go
362 lines
10 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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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"github.com/ghodss/yaml"
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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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"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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wfContext "github.com/oam-dev/kubevela/pkg/workflow/context"
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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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wf := NewWorkflow(app, k8sClient)
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done, pause, err := wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(pause).Should(BeFalse())
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Expect(done).Should(BeFalse())
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workflowStatus := app.Status.Workflow
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Expect(workflowStatus.ContextBackend.Name).Should(BeEquivalentTo("workflow-" + revision))
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workflowStatus.ContextBackend = nil
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Expect(cmp.Diff(*workflowStatus, common.WorkflowStatus{
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AppRevision: revision,
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StepIndex: 1,
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Steps: []common.WorkflowStepStatus{{
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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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Name: "s2",
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Type: "failed",
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Phase: common.WorkflowStepPhaseFailed,
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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)
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done, pause, err = wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(pause).Should(BeFalse())
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Expect(done).Should(BeTrue())
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app.Status.Workflow.ContextBackend = nil
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Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
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AppRevision: revision,
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StepIndex: 3,
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Steps: []common.WorkflowStepStatus{{
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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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Name: "s2",
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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}, {
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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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})).Should(BeEquivalentTo(""))
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})
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It("test for suspend", 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: "suspend",
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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)
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done, pause, err := wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(done).Should(BeFalse())
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Expect(pause).Should(BeTrue())
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wfStatus := *app.Status.Workflow
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wfStatus.ContextBackend = nil
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Expect(cmp.Diff(wfStatus, common.WorkflowStatus{
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AppRevision: revision,
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StepIndex: 2,
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Suspend: true,
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Steps: []common.WorkflowStepStatus{{
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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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Name: "s2",
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Type: "suspend",
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Phase: common.WorkflowStepPhaseSucceeded,
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}},
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})).Should(BeEquivalentTo(""))
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// check suspend...
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done, pause, err = wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(pause).Should(BeTrue())
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Expect(done).Should(BeFalse())
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// check resume
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app.Status.Workflow.Suspend = false
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// check app meta changed
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app.Name = "changed"
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done, pause, err = wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(pause).Should(BeFalse())
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Expect(done).Should(BeTrue())
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app.Status.Workflow.ContextBackend = nil
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Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
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AppRevision: revision,
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StepIndex: 3,
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Steps: []common.WorkflowStepStatus{{
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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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Name: "s2",
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Type: "suspend",
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Phase: common.WorkflowStepPhaseSucceeded,
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}, {
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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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})).Should(BeEquivalentTo(""))
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done, pause, err = wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(pause).Should(BeFalse())
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Expect(done).Should(BeTrue())
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})
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It("test for terminate", 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: "terminate",
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},
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})
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wf := NewWorkflow(app, k8sClient)
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done, pause, err := wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(pause).Should(BeFalse())
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Expect(done).Should(BeTrue())
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app.Status.Workflow.ContextBackend = nil
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Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
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AppRevision: revision,
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StepIndex: 2,
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Terminated: true,
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Steps: []common.WorkflowStepStatus{{
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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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Name: "s2",
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Type: "terminate",
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Phase: common.WorkflowStepPhaseSucceeded,
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}},
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})).Should(BeEquivalentTo(""))
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done, pause, err = wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(pause).Should(BeFalse())
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Expect(done).Should(BeTrue())
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})
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It("test for error", 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: "error",
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},
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})
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wf := NewWorkflow(app, k8sClient)
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done, pause, err := wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).To(HaveOccurred())
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Expect(done).Should(BeFalse())
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Expect(pause).Should(BeFalse())
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app.Status.Workflow.ContextBackend = nil
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Expect(cmp.Diff(*app.Status.Workflow, common.WorkflowStatus{
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AppRevision: revision,
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StepIndex: 1,
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Steps: []common.WorkflowStepStatus{{
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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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})).Should(BeEquivalentTo(""))
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})
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It("skip workflow", func() {
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app, runners := makeTestCase([]oamcore.WorkflowStep{})
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wf := NewWorkflow(app, k8sClient)
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done, pause, err := wf.ExecuteSteps(context.Background(), revision, runners)
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Expect(err).ToNot(HaveOccurred())
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Expect(done).Should(BeTrue())
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Expect(pause).Should(BeFalse())
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})
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})
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func makeTestCase(steps []oamcore.WorkflowStep) (*oamcore.Application, []wfTypes.TaskRunner) {
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app := &oamcore.Application{
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Spec: oamcore.ApplicationSpec{
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Workflow: &oamcore.Workflow{
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Steps: steps,
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},
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},
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Status: common.AppStatus{},
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}
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app.Namespace = "default"
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app.Name = "app"
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runners := []wfTypes.TaskRunner{}
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for _, step := range steps {
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runners = append(runners, makeRunner(step.Name, step.Type))
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}
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return app, runners
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}
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func makeRunner(name, tpy string) wfTypes.TaskRunner {
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switch tpy {
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case "suspend":
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return func(ctx wfContext.Context) (common.WorkflowStepStatus, *wfTypes.Operation, error) {
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return common.WorkflowStepStatus{
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Name: name,
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Type: "suspend",
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Phase: common.WorkflowStepPhaseSucceeded,
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}, &wfTypes.Operation{
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Suspend: true,
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}, nil
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}
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case "terminate":
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return func(ctx wfContext.Context) (common.WorkflowStepStatus, *wfTypes.Operation, error) {
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return common.WorkflowStepStatus{
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Name: name,
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Type: "terminate",
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Phase: common.WorkflowStepPhaseSucceeded,
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}, &wfTypes.Operation{
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Terminated: true,
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}, nil
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}
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case "success":
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return func(ctx wfContext.Context) (common.WorkflowStepStatus, *wfTypes.Operation, error) {
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return common.WorkflowStepStatus{
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Name: name,
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Type: "success",
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Phase: common.WorkflowStepPhaseSucceeded,
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}, &wfTypes.Operation{}, nil
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}
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case "failed":
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return func(ctx wfContext.Context) (common.WorkflowStepStatus, *wfTypes.Operation, error) {
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return common.WorkflowStepStatus{
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Name: name,
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Type: "failed",
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Phase: common.WorkflowStepPhaseFailed,
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}, &wfTypes.Operation{}, nil
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}
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case "error":
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return func(ctx wfContext.Context) (common.WorkflowStepStatus, *wfTypes.Operation, error) {
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return common.WorkflowStepStatus{
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Name: name,
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Type: "error",
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Phase: common.WorkflowStepPhaseRunning,
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}, &wfTypes.Operation{}, errors.New("error for test")
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}
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}
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return nil
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}
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var (
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revYaml = `apiVersion: v1
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data:
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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\\\"}}}\"]}"}'
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kind: ConfigMap
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metadata:
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name: app-v1
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namespace: default
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`
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revision = "app-v1"
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)
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