ca7ead191e
* consul: reset consul token on job during registration of a reversion * e2e: add test for reverting a job with a consul service * cl: fixup cl entry
86 lines
2.6 KiB
Go
86 lines
2.6 KiB
Go
package consul
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import (
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"context"
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"testing"
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"github.com/hashicorp/nomad/e2e/e2eutil"
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"github.com/hashicorp/nomad/helper/uuid"
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"github.com/hashicorp/nomad/nomad/structs"
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"github.com/shoenig/test/must"
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)
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func TestConsul(t *testing.T) {
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// todo: migrate the remaining consul tests
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nomad := e2eutil.NomadClient(t)
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e2eutil.WaitForLeader(t, nomad)
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e2eutil.WaitForNodesReady(t, nomad, 1)
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t.Run("testServiceReversion", testServiceReversion)
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}
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// testServiceReversion asserts we can
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// - submit a job with a service
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// - update that job and modify service
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// - revert the job, restoring the original service
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func testServiceReversion(t *testing.T) {
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const jobFile = "./input/service_reversion.nomad"
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jobID := "service-reversion-" + uuid.Short()
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jobIDs := []string{jobID}
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// Defer a cleanup function to remove the job. This will trigger if the
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// test fails, unless the cancel function is called.
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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defer e2eutil.CleanupJobsAndGCWithContext(t, ctx, &jobIDs)
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// initial register of job, with service="one"
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vars := []string{"-var", "service=one"}
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err := e2eutil.RegisterWithArgs(jobID, jobFile, vars...)
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must.NoError(t, err)
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// wait for job to be running
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err = e2eutil.WaitForAllocStatusExpected(jobID, "", []string{structs.AllocClientStatusRunning})
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must.NoError(t, err)
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// get our consul client
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consulClient := e2eutil.ConsulClient(t)
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assertService := func(name string, count int) {
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services, _, consulErr := consulClient.Catalog().Service(name, "", nil)
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must.NoError(t, consulErr)
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must.Len(t, count, services, must.Sprintf("expected %d instances of %s, got %d", count, name, len(services)))
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}
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// query services, assert 1 instance of "one"
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assertService("one", 1)
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assertService("two", 0)
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// second register of job, with service="two"
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vars = []string{"-var", "service=two"}
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err = e2eutil.RegisterWithArgs(jobID, jobFile, vars...)
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must.NoError(t, err)
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// wait for job to be running
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err = e2eutil.WaitForAllocStatusExpected(jobID, "", []string{structs.AllocClientStatusRunning})
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must.NoError(t, err)
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// query services, assert 0 instance of "one" (replaced), 1 of "two"
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assertService("one", 0)
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assertService("two", 1)
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// now revert our job back to version 0
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err = e2eutil.Revert(jobID, jobFile, 0)
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must.NoError(t, err)
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// wait for job to be running
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err = e2eutil.WaitForAllocStatusExpected(jobID, "", []string{structs.AllocClientStatusRunning})
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must.NoError(t, err)
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// query services, assert 1 instance of "one" (reverted), 1 of "two" (removed)
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assertService("one", 1)
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assertService("two", 0)
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}
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