b04ef21071
In TestMultiInstanceContainerStop, if the standby hasn't taken over by the time the active has stopped, the test fails. This causes problems on slow machines for the CI/CD pipeline. This commit adds a 30 second timeout on the take-over.
105 lines
3.6 KiB
Go
105 lines
3.6 KiB
Go
/*
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© Copyright IBM Corporation 2019, 2022
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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 main
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import (
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"context"
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"fmt"
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"regexp"
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"strings"
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"testing"
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"time"
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"github.com/docker/docker/client"
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)
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type QMChan struct {
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QMId string
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QMData string
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Error error
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}
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// configureMultiInstance creates the volumes and containers required for basic testing
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// of multi instance queue managers. Returns error, qm1a ID, qm1b ID, slice of volume names
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func configureMultiInstance(t *testing.T, cli *client.Client) (error, string, string, []string) {
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qmsharedlogs := createVolume(t, cli, "qmsharedlogs")
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qmshareddata := createVolume(t, cli, "qmshareddata")
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err, qm1aId, qm1aData := startMultiVolumeQueueManager(t, cli, true, qmsharedlogs.Name, qmshareddata.Name, miEnv)
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if err != nil {
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return err, "", "", []string{}
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}
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time.Sleep(10 * time.Second)
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err, qm1bId, qm1bData := startMultiVolumeQueueManager(t, cli, true, qmsharedlogs.Name, qmshareddata.Name, miEnv)
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if err != nil {
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return err, "", "", []string{}
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}
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volumes := []string{qmsharedlogs.Name, qmshareddata.Name, qm1aData, qm1bData}
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return nil, qm1aId, qm1bId, volumes
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}
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func singleMultiInstanceQueueManager(t *testing.T, cli *client.Client, qmsharedlogs string, qmshareddata string, qmsChannel chan QMChan) {
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err, qmId, qmData := startMultiVolumeQueueManager(t, cli, true, qmsharedlogs, qmshareddata, miEnv)
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if err != nil {
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qmsChannel <- QMChan{Error: err}
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}
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qmsChannel <- QMChan{QMId: qmId, QMData: qmData}
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}
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func getActiveStandbyQueueManager(t *testing.T, cli *client.Client, qm1aId string, qm1bId string) (error, string, string) {
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qm1aStatus := getQueueManagerStatus(t, cli, qm1aId, "QM1")
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qm1bStatus := getQueueManagerStatus(t, cli, qm1bId, "QM1")
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if qm1aStatus == "Running" && qm1bStatus == "Running as standby" {
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return nil, qm1aId, qm1bId
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} else if qm1bStatus == "Running" && qm1aStatus == "Running as standby" {
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return nil, qm1bId, qm1aId
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}
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err := fmt.Errorf("Expected to be running in multi instance configuration, got status 1) %v status 2) %v", qm1aStatus, qm1bStatus)
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return err, "", ""
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}
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func getQueueManagerStatus(t *testing.T, cli *client.Client, containerID string, queueManagerName string) string {
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_, dspmqOut := execContainer(t, cli, containerID, "", []string{"bash", "-c", "dspmq", "-m", queueManagerName})
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t.Logf("dspmq for %v (%v) returned: %v", containerID, queueManagerName, dspmqOut)
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regex := regexp.MustCompile(`STATUS\(.*\)`)
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status := regex.FindString(dspmqOut)
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status = strings.TrimSuffix(strings.TrimPrefix(status, "STATUS("), ")")
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return status
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}
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func waitForTerminationMessage(t *testing.T, cli *client.Client, qmId string, terminationString string, timeout time.Duration) {
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ctx, cancel := context.WithTimeout(context.Background(), timeout)
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defer cancel()
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for {
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select {
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case <-time.After(1 * time.Second):
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m := terminationMessage(t, cli, qmId)
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if m != "" {
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if !strings.Contains(m, terminationString) {
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t.Fatalf("Expected container to fail on missing required mount. Got termination message: %v", m)
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}
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return
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}
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case <-ctx.Done():
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t.Fatal("Timed out waiting for container to terminate")
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}
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}
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}
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