403 lines
9.6 KiB
Go
403 lines
9.6 KiB
Go
package api
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import (
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"context"
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"fmt"
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"os"
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"reflect"
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"sort"
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"testing"
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"time"
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"github.com/hashicorp/nomad/api/internal/testutil"
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"github.com/stretchr/testify/require"
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)
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func TestAllocations_List(t *testing.T) {
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testutil.Parallel(t)
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c, s := makeClient(t, nil, func(c *testutil.TestServerConfig) {
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c.DevMode = true
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})
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defer s.Stop()
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a := c.Allocations()
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// Querying when no allocs exist returns nothing
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allocs, qm, err := a.List(nil)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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if qm.LastIndex != 0 {
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t.Fatalf("bad index: %d", qm.LastIndex)
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}
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if n := len(allocs); n != 0 {
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t.Fatalf("expected 0 allocs, got: %d", n)
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}
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// Create a job and attempt to register it
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job := testJob()
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resp, wm, err := c.Jobs().Register(job, nil)
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require.NoError(t, err)
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require.NotNil(t, resp)
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require.NotEmpty(t, resp.EvalID)
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assertWriteMeta(t, wm)
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// List the allocations again
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qo := &QueryOptions{
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WaitIndex: wm.LastIndex,
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}
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allocs, qm, err = a.List(qo)
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require.NoError(t, err)
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require.NotZero(t, qm.LastIndex)
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// Check that we got the allocation back
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require.Len(t, allocs, 1)
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require.Equal(t, resp.EvalID, allocs[0].EvalID)
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// Resources should be unset by default
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require.Nil(t, allocs[0].AllocatedResources)
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}
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func TestAllocations_PrefixList(t *testing.T) {
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testutil.Parallel(t)
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c, s := makeClient(t, nil, nil)
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defer s.Stop()
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a := c.Allocations()
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// Querying when no allocs exist returns nothing
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allocs, qm, err := a.PrefixList("")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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if qm.LastIndex != 0 {
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t.Fatalf("bad index: %d", qm.LastIndex)
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}
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if n := len(allocs); n != 0 {
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t.Fatalf("expected 0 allocs, got: %d", n)
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}
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// TODO: do something that causes an allocation to actually happen
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// so we can query for them.
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return
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//job := &Job{
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//ID: stringToPtr("job1"),
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//Name: stringToPtr("Job #1"),
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//Type: stringToPtr(JobTypeService),
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//}
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//eval, _, err := c.Jobs().Register(job, nil)
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//if err != nil {
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//t.Fatalf("err: %s", err)
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//}
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//// List the allocations by prefix
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//allocs, qm, err = a.PrefixList("foobar")
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//if err != nil {
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//t.Fatalf("err: %s", err)
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//}
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//if qm.LastIndex == 0 {
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//t.Fatalf("bad index: %d", qm.LastIndex)
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//}
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//// Check that we got the allocation back
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//if len(allocs) == 0 || allocs[0].EvalID != eval {
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//t.Fatalf("bad: %#v", allocs)
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//}
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}
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func TestAllocations_List_Resources(t *testing.T) {
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testutil.Parallel(t)
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c, s := makeClient(t, nil, func(c *testutil.TestServerConfig) {
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c.DevMode = true
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})
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defer s.Stop()
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a := c.Allocations()
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// Create a job and register it
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job := testJob()
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resp, wm, err := c.Jobs().Register(job, nil)
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require.NoError(t, err)
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require.NotNil(t, resp)
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require.NotEmpty(t, resp.EvalID)
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assertWriteMeta(t, wm)
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// List the allocations
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qo := &QueryOptions{
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Params: map[string]string{"resources": "true"},
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WaitIndex: wm.LastIndex,
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}
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allocs, qm, err := a.List(qo)
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require.NoError(t, err)
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require.NotZero(t, qm.LastIndex)
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// Check that we got the allocation back with resources
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require.Len(t, allocs, 1)
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require.Equal(t, resp.EvalID, allocs[0].EvalID)
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require.NotNil(t, allocs[0].AllocatedResources)
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}
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func TestAllocations_CreateIndexSort(t *testing.T) {
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testutil.Parallel(t)
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allocs := []*AllocationListStub{
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{CreateIndex: 2},
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{CreateIndex: 1},
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{CreateIndex: 5},
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}
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sort.Sort(AllocIndexSort(allocs))
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expect := []*AllocationListStub{
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{CreateIndex: 5},
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{CreateIndex: 2},
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{CreateIndex: 1},
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}
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if !reflect.DeepEqual(allocs, expect) {
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t.Fatalf("\n\n%#v\n\n%#v", allocs, expect)
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}
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}
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func TestAllocations_RescheduleInfo(t *testing.T) {
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testutil.Parallel(t)
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// Create a job, task group and alloc
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job := &Job{
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Name: pointerOf("foo"),
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Namespace: pointerOf(DefaultNamespace),
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ID: pointerOf("bar"),
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ParentID: pointerOf("lol"),
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TaskGroups: []*TaskGroup{
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{
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Name: pointerOf("bar"),
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Tasks: []*Task{
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{
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Name: "task1",
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},
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},
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},
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},
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}
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job.Canonicalize()
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alloc := &Allocation{
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ID: generateUUID(),
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Namespace: DefaultNamespace,
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EvalID: generateUUID(),
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Name: "foo-bar[1]",
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NodeID: generateUUID(),
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TaskGroup: *job.TaskGroups[0].Name,
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JobID: *job.ID,
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Job: job,
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}
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type testCase struct {
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desc string
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reschedulePolicy *ReschedulePolicy
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rescheduleTracker *RescheduleTracker
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time time.Time
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expAttempted int
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expTotal int
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}
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testCases := []testCase{
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{
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desc: "no reschedule policy",
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expAttempted: 0,
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expTotal: 0,
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},
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{
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desc: "no reschedule events",
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reschedulePolicy: &ReschedulePolicy{
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Attempts: pointerOf(3),
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Interval: pointerOf(15 * time.Minute),
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},
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expAttempted: 0,
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expTotal: 3,
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},
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{
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desc: "all reschedule events within interval",
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reschedulePolicy: &ReschedulePolicy{
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Attempts: pointerOf(3),
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Interval: pointerOf(15 * time.Minute),
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},
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time: time.Now(),
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rescheduleTracker: &RescheduleTracker{
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Events: []*RescheduleEvent{
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{
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RescheduleTime: time.Now().Add(-5 * time.Minute).UTC().UnixNano(),
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},
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},
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},
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expAttempted: 1,
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expTotal: 3,
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},
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{
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desc: "some reschedule events outside interval",
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reschedulePolicy: &ReschedulePolicy{
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Attempts: pointerOf(3),
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Interval: pointerOf(15 * time.Minute),
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},
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time: time.Now(),
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rescheduleTracker: &RescheduleTracker{
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Events: []*RescheduleEvent{
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{
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RescheduleTime: time.Now().Add(-45 * time.Minute).UTC().UnixNano(),
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},
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{
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RescheduleTime: time.Now().Add(-30 * time.Minute).UTC().UnixNano(),
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},
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{
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RescheduleTime: time.Now().Add(-10 * time.Minute).UTC().UnixNano(),
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},
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{
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RescheduleTime: time.Now().Add(-5 * time.Minute).UTC().UnixNano(),
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},
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},
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},
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expAttempted: 2,
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expTotal: 3,
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},
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}
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for _, tc := range testCases {
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t.Run(tc.desc, func(t *testing.T) {
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require := require.New(t)
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alloc.RescheduleTracker = tc.rescheduleTracker
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job.TaskGroups[0].ReschedulePolicy = tc.reschedulePolicy
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attempted, total := alloc.RescheduleInfo(tc.time)
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require.Equal(tc.expAttempted, attempted)
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require.Equal(tc.expTotal, total)
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})
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}
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}
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// TestAllocations_ExecErrors ensures errors are properly formatted
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func TestAllocations_ExecErrors(t *testing.T) {
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c, s := makeClient(t, nil, nil)
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defer s.Stop()
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a := c.Allocations()
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job := &Job{
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Name: pointerOf("foo"),
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Namespace: pointerOf(DefaultNamespace),
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ID: pointerOf("bar"),
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ParentID: pointerOf("lol"),
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TaskGroups: []*TaskGroup{
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{
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Name: pointerOf("bar"),
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Tasks: []*Task{
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{
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Name: "task1",
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},
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},
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},
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},
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}
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job.Canonicalize()
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allocID := generateUUID()
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alloc := &Allocation{
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ID: allocID,
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Namespace: DefaultNamespace,
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EvalID: generateUUID(),
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Name: "foo-bar[1]",
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NodeID: generateUUID(),
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TaskGroup: *job.TaskGroups[0].Name,
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JobID: *job.ID,
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Job: job,
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}
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// Querying when no allocs exist returns nothing
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sizeCh := make(chan TerminalSize, 1)
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// make a request that will result in an error
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// ensure the error is what we expect
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exitCode, err := a.Exec(context.Background(), alloc, "bar", false, []string{"command"}, os.Stdin, os.Stdout, os.Stderr, sizeCh, nil)
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require.Equal(t, exitCode, -2)
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require.Equal(t, err.Error(), fmt.Sprintf("Unknown allocation \"%s\"", allocID))
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}
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func TestAllocation_ServerTerminalStatus(t *testing.T) {
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testutil.Parallel(t)
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testCases := []struct {
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inputAllocation *Allocation
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expectedOutput bool
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name string
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}{
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{
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inputAllocation: &Allocation{DesiredStatus: AllocDesiredStatusEvict},
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expectedOutput: true,
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name: "alloc desired status evict",
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},
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{
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inputAllocation: &Allocation{DesiredStatus: AllocDesiredStatusStop},
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expectedOutput: true,
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name: "alloc desired status stop",
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},
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{
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inputAllocation: &Allocation{DesiredStatus: AllocDesiredStatusRun},
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expectedOutput: false,
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name: "alloc desired status run",
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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require.Equal(t, tc.expectedOutput, tc.inputAllocation.ServerTerminalStatus(), tc.name)
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})
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}
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}
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func TestAllocation_ClientTerminalStatus(t *testing.T) {
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testutil.Parallel(t)
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testCases := []struct {
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inputAllocation *Allocation
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expectedOutput bool
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name string
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}{
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{
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inputAllocation: &Allocation{ClientStatus: AllocClientStatusLost},
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expectedOutput: true,
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name: "alloc client status lost",
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},
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{
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inputAllocation: &Allocation{ClientStatus: AllocClientStatusFailed},
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expectedOutput: true,
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name: "alloc client status failed",
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},
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{
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inputAllocation: &Allocation{ClientStatus: AllocClientStatusComplete},
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expectedOutput: true,
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name: "alloc client status complete",
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},
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{
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inputAllocation: &Allocation{ClientStatus: AllocClientStatusRunning},
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expectedOutput: false,
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name: "alloc client status complete",
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},
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{
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inputAllocation: &Allocation{ClientStatus: AllocClientStatusPending},
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expectedOutput: false,
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name: "alloc client status running",
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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require.Equal(t, tc.expectedOutput, tc.inputAllocation.ClientTerminalStatus(), tc.name)
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})
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}
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}
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func TestAllocations_ShouldMigrate(t *testing.T) {
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testutil.Parallel(t)
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require.True(t, DesiredTransition{Migrate: pointerOf(true)}.ShouldMigrate())
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require.False(t, DesiredTransition{}.ShouldMigrate())
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require.False(t, DesiredTransition{Migrate: pointerOf(false)}.ShouldMigrate())
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}
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func TestAllocations_Services(t *testing.T) {
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// TODO(jrasell) add tests once registration process is in place.
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}
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