1887 lines
48 KiB
Go
1887 lines
48 KiB
Go
package scheduler
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import (
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"reflect"
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"sort"
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"testing"
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"time"
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"fmt"
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memdb "github.com/hashicorp/go-memdb"
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"github.com/hashicorp/nomad/helper"
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"github.com/hashicorp/nomad/helper/uuid"
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"github.com/hashicorp/nomad/nomad/mock"
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"github.com/hashicorp/nomad/nomad/structs"
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"github.com/stretchr/testify/require"
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)
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func TestSystemSched_JobRegister(t *testing.T) {
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h := NewHarness(t)
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// Create some nodes
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for i := 0; i < 10; i++ {
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node := mock.Node()
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noErr(t, h.State.UpsertNode(h.NextIndex(), node))
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}
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// Create a job
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job := mock.SystemJob()
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noErr(t, h.State.UpsertJob(h.NextIndex(), job))
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// Create a mock evaluation to deregister the job
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eval := &structs.Evaluation{
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Namespace: structs.DefaultNamespace,
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ID: uuid.Generate(),
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Priority: job.Priority,
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TriggeredBy: structs.EvalTriggerJobRegister,
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JobID: job.ID,
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Status: structs.EvalStatusPending,
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}
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noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
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// Process the evaluation
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err := h.Process(NewSystemScheduler, eval)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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// Ensure a single plan
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if len(h.Plans) != 1 {
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t.Fatalf("bad: %#v", h.Plans)
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}
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plan := h.Plans[0]
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// Ensure the plan doesn't have annotations.
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if plan.Annotations != nil {
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t.Fatalf("expected no annotations")
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}
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// Ensure the plan allocated
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var planned []*structs.Allocation
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for _, allocList := range plan.NodeAllocation {
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planned = append(planned, allocList...)
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}
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if len(planned) != 10 {
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t.Fatalf("bad: %#v", plan)
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}
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// Lookup the allocations by JobID
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ws := memdb.NewWatchSet()
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out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
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noErr(t, err)
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// Ensure all allocations placed
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if len(out) != 10 {
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t.Fatalf("bad: %#v", out)
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}
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// Check the available nodes
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if count, ok := out[0].Metrics.NodesAvailable["dc1"]; !ok || count != 10 {
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t.Fatalf("bad: %#v", out[0].Metrics)
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}
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// Ensure no allocations are queued
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queued := h.Evals[0].QueuedAllocations["web"]
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if queued != 0 {
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t.Fatalf("expected queued allocations: %v, actual: %v", 0, queued)
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}
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h.AssertEvalStatus(t, structs.EvalStatusComplete)
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}
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func TestSystemSched_JobRegister_StickyAllocs(t *testing.T) {
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h := NewHarness(t)
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// Create some nodes
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for i := 0; i < 10; i++ {
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node := mock.Node()
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noErr(t, h.State.UpsertNode(h.NextIndex(), node))
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}
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// Create a job
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job := mock.SystemJob()
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job.TaskGroups[0].EphemeralDisk.Sticky = true
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noErr(t, h.State.UpsertJob(h.NextIndex(), job))
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// Create a mock evaluation to register the job
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eval := &structs.Evaluation{
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Namespace: structs.DefaultNamespace,
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ID: uuid.Generate(),
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Priority: job.Priority,
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TriggeredBy: structs.EvalTriggerJobRegister,
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JobID: job.ID,
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Status: structs.EvalStatusPending,
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}
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noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
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// Process the evaluation
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if err := h.Process(NewSystemScheduler, eval); err != nil {
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t.Fatalf("err: %v", err)
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}
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// Ensure the plan allocated
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plan := h.Plans[0]
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var planned []*structs.Allocation
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for _, allocList := range plan.NodeAllocation {
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planned = append(planned, allocList...)
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}
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if len(planned) != 10 {
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t.Fatalf("bad: %#v", plan)
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}
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// Get an allocation and mark it as failed
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alloc := planned[4].Copy()
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alloc.ClientStatus = structs.AllocClientStatusFailed
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noErr(t, h.State.UpdateAllocsFromClient(h.NextIndex(), []*structs.Allocation{alloc}))
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// Create a mock evaluation to handle the update
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eval = &structs.Evaluation{
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Namespace: structs.DefaultNamespace,
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ID: uuid.Generate(),
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Priority: job.Priority,
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TriggeredBy: structs.EvalTriggerNodeUpdate,
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JobID: job.ID,
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Status: structs.EvalStatusPending,
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}
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noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
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h1 := NewHarnessWithState(t, h.State)
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if err := h1.Process(NewSystemScheduler, eval); err != nil {
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t.Fatalf("err: %v", err)
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}
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// Ensure we have created only one new allocation
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plan = h1.Plans[0]
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var newPlanned []*structs.Allocation
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for _, allocList := range plan.NodeAllocation {
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newPlanned = append(newPlanned, allocList...)
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}
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if len(newPlanned) != 1 {
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t.Fatalf("bad plan: %#v", plan)
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}
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// Ensure that the new allocation was placed on the same node as the older
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// one
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if newPlanned[0].NodeID != alloc.NodeID || newPlanned[0].PreviousAllocation != alloc.ID {
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t.Fatalf("expected: %#v, actual: %#v", alloc, newPlanned[0])
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}
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}
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func TestSystemSched_JobRegister_EphemeralDiskConstraint(t *testing.T) {
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h := NewHarness(t)
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// Create a nodes
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node := mock.Node()
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noErr(t, h.State.UpsertNode(h.NextIndex(), node))
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// Create a job
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job := mock.SystemJob()
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job.TaskGroups[0].EphemeralDisk.SizeMB = 60 * 1024
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noErr(t, h.State.UpsertJob(h.NextIndex(), job))
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// Create another job with a lot of disk resource ask so that it doesn't fit
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// the node
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job1 := mock.SystemJob()
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job1.TaskGroups[0].EphemeralDisk.SizeMB = 60 * 1024
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noErr(t, h.State.UpsertJob(h.NextIndex(), job1))
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// Create a mock evaluation to register the job
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eval := &structs.Evaluation{
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Namespace: structs.DefaultNamespace,
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ID: uuid.Generate(),
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Priority: job.Priority,
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TriggeredBy: structs.EvalTriggerJobRegister,
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JobID: job.ID,
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Status: structs.EvalStatusPending,
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}
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noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
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// Process the evaluation
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if err := h.Process(NewSystemScheduler, eval); err != nil {
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t.Fatalf("err: %v", err)
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}
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// Lookup the allocations by JobID
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ws := memdb.NewWatchSet()
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out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
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noErr(t, err)
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// Ensure all allocations placed
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if len(out) != 1 {
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t.Fatalf("bad: %#v", out)
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}
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// Create a new harness to test the scheduling result for the second job
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h1 := NewHarnessWithState(t, h.State)
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// Create a mock evaluation to register the job
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eval1 := &structs.Evaluation{
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Namespace: structs.DefaultNamespace,
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ID: uuid.Generate(),
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Priority: job1.Priority,
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TriggeredBy: structs.EvalTriggerJobRegister,
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JobID: job1.ID,
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Status: structs.EvalStatusPending,
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}
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noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval1}))
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// Process the evaluation
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if err := h1.Process(NewSystemScheduler, eval1); err != nil {
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t.Fatalf("err: %v", err)
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}
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out, err = h1.State.AllocsByJob(ws, job.Namespace, job1.ID, false)
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noErr(t, err)
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if len(out) != 0 {
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t.Fatalf("bad: %#v", out)
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}
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}
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func TestSystemSched_ExhaustResources(t *testing.T) {
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h := NewHarness(t)
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// Create a nodes
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node := mock.Node()
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noErr(t, h.State.UpsertNode(h.NextIndex(), node))
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// Enable Preemption
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h.State.SchedulerSetConfig(h.NextIndex(), &structs.SchedulerConfiguration{
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PreemptionConfig: structs.PreemptionConfig{
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SystemSchedulerEnabled: true,
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},
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})
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// Create a service job which consumes most of the system resources
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svcJob := mock.Job()
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svcJob.TaskGroups[0].Count = 1
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svcJob.TaskGroups[0].Tasks[0].Resources.CPU = 3600
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noErr(t, h.State.UpsertJob(h.NextIndex(), svcJob))
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// Create a mock evaluation to register the job
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eval := &structs.Evaluation{
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Namespace: structs.DefaultNamespace,
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ID: uuid.Generate(),
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Priority: svcJob.Priority,
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TriggeredBy: structs.EvalTriggerJobRegister,
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JobID: svcJob.ID,
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Status: structs.EvalStatusPending,
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}
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noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
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// Process the evaluation
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err := h.Process(NewServiceScheduler, eval)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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// Create a system job
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job := mock.SystemJob()
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noErr(t, h.State.UpsertJob(h.NextIndex(), job))
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// Create a mock evaluation to register the job
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eval1 := &structs.Evaluation{
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Namespace: structs.DefaultNamespace,
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ID: uuid.Generate(),
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Priority: job.Priority,
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TriggeredBy: structs.EvalTriggerJobRegister,
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JobID: job.ID,
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Status: structs.EvalStatusPending,
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}
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noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval1}))
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// Process the evaluation
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if err := h.Process(NewSystemScheduler, eval1); err != nil {
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t.Fatalf("err: %v", err)
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}
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// System scheduler will preempt the service job and would have placed eval1
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require := require.New(t)
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newPlan := h.Plans[1]
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require.Len(newPlan.NodeAllocation, 1)
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require.Len(newPlan.NodePreemptions, 1)
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for _, allocList := range newPlan.NodeAllocation {
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require.Len(allocList, 1)
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require.Equal(job.ID, allocList[0].JobID)
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}
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for _, allocList := range newPlan.NodePreemptions {
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require.Len(allocList, 1)
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require.Equal(svcJob.ID, allocList[0].JobID)
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}
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// Ensure that we have no queued allocations on the second eval
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queued := h.Evals[1].QueuedAllocations["web"]
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if queued != 0 {
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t.Fatalf("expected: %v, actual: %v", 1, queued)
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}
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}
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func TestSystemSched_JobRegister_Annotate(t *testing.T) {
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h := NewHarness(t)
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// Create some nodes
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for i := 0; i < 10; i++ {
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node := mock.Node()
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if i < 9 {
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node.NodeClass = "foo"
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} else {
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node.NodeClass = "bar"
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}
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node.ComputeClass()
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noErr(t, h.State.UpsertNode(h.NextIndex(), node))
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}
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// Create a job constraining on node class
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job := mock.SystemJob()
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fooConstraint := &structs.Constraint{
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LTarget: "${node.class}",
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RTarget: "foo",
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Operand: "==",
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}
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job.Constraints = append(job.Constraints, fooConstraint)
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noErr(t, h.State.UpsertJob(h.NextIndex(), job))
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// Create a mock evaluation to deregister the job
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eval := &structs.Evaluation{
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Namespace: structs.DefaultNamespace,
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ID: uuid.Generate(),
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Priority: job.Priority,
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TriggeredBy: structs.EvalTriggerJobRegister,
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JobID: job.ID,
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AnnotatePlan: true,
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Status: structs.EvalStatusPending,
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}
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noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
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// Process the evaluation
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err := h.Process(NewSystemScheduler, eval)
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if err != nil {
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t.Fatalf("err: %v", err)
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}
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// Ensure a single plan
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if len(h.Plans) != 1 {
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t.Fatalf("bad: %#v", h.Plans)
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}
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plan := h.Plans[0]
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// Ensure the plan allocated
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var planned []*structs.Allocation
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for _, allocList := range plan.NodeAllocation {
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planned = append(planned, allocList...)
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}
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if len(planned) != 9 {
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t.Fatalf("bad: %#v %d", planned, len(planned))
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}
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// Lookup the allocations by JobID
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ws := memdb.NewWatchSet()
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out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
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noErr(t, err)
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// Ensure all allocations placed
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if len(out) != 9 {
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t.Fatalf("bad: %#v", out)
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}
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// Check the available nodes
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if count, ok := out[0].Metrics.NodesAvailable["dc1"]; !ok || count != 10 {
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t.Fatalf("bad: %#v", out[0].Metrics)
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}
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h.AssertEvalStatus(t, structs.EvalStatusComplete)
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// Ensure the plan had annotations.
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if plan.Annotations == nil {
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t.Fatalf("expected annotations")
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}
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desiredTGs := plan.Annotations.DesiredTGUpdates
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if l := len(desiredTGs); l != 1 {
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t.Fatalf("incorrect number of task groups; got %v; want %v", l, 1)
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}
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desiredChanges, ok := desiredTGs["web"]
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if !ok {
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t.Fatalf("expected task group web to have desired changes")
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}
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expected := &structs.DesiredUpdates{Place: 9}
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if !reflect.DeepEqual(desiredChanges, expected) {
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t.Fatalf("Unexpected desired updates; got %#v; want %#v", desiredChanges, expected)
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}
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}
|
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|
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func TestSystemSched_JobRegister_AddNode(t *testing.T) {
|
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h := NewHarness(t)
|
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|
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// Create some nodes
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var nodes []*structs.Node
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for i := 0; i < 10; i++ {
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node := mock.Node()
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nodes = append(nodes, node)
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noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
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}
|
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|
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// Generate a fake job with allocations
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job := mock.SystemJob()
|
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noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
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|
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var allocs []*structs.Allocation
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for _, node := range nodes {
|
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alloc := mock.Alloc()
|
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alloc.Job = job
|
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alloc.JobID = job.ID
|
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alloc.NodeID = node.ID
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alloc.Name = "my-job.web[0]"
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allocs = append(allocs, alloc)
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}
|
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noErr(t, h.State.UpsertAllocs(h.NextIndex(), allocs))
|
|
|
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// Add a new node.
|
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node := mock.Node()
|
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noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
|
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// Create a mock evaluation to deal with the node update
|
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eval := &structs.Evaluation{
|
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Namespace: structs.DefaultNamespace,
|
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ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerNodeUpdate,
|
|
JobID: job.ID,
|
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Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
// Process the evaluation
|
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err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
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t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
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// Ensure the plan had no node updates
|
|
var update []*structs.Allocation
|
|
for _, updateList := range plan.NodeUpdate {
|
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update = append(update, updateList...)
|
|
}
|
|
if len(update) != 0 {
|
|
t.Log(len(update))
|
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t.Fatalf("bad: %#v", plan)
|
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}
|
|
|
|
// Ensure the plan allocated on the new node
|
|
var planned []*structs.Allocation
|
|
for _, allocList := range plan.NodeAllocation {
|
|
planned = append(planned, allocList...)
|
|
}
|
|
if len(planned) != 1 {
|
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t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure it allocated on the right node
|
|
if _, ok := plan.NodeAllocation[node.ID]; !ok {
|
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t.Fatalf("allocated on wrong node: %#v", plan)
|
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}
|
|
|
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// Lookup the allocations by JobID
|
|
ws := memdb.NewWatchSet()
|
|
out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
|
|
noErr(t, err)
|
|
|
|
// Ensure all allocations placed
|
|
out, _ = structs.FilterTerminalAllocs(out)
|
|
if len(out) != 11 {
|
|
t.Fatalf("bad: %#v", out)
|
|
}
|
|
|
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h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_JobRegister_AllocFail(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Create NO nodes
|
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// Create a job
|
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job := mock.SystemJob()
|
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noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
// Create a mock evaluation to register the job
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
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ID: uuid.Generate(),
|
|
Priority: job.Priority,
|
|
TriggeredBy: structs.EvalTriggerJobRegister,
|
|
JobID: job.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure no plan as this should be a no-op.
|
|
if len(h.Plans) != 0 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_JobModify(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Create some nodes
|
|
var nodes []*structs.Node
|
|
for i := 0; i < 10; i++ {
|
|
node := mock.Node()
|
|
nodes = append(nodes, node)
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
}
|
|
|
|
// Generate a fake job with allocations
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
var allocs []*structs.Allocation
|
|
for _, node := range nodes {
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
allocs = append(allocs, alloc)
|
|
}
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), allocs))
|
|
|
|
// Add a few terminal status allocations, these should be ignored
|
|
var terminal []*structs.Allocation
|
|
for i := 0; i < 5; i++ {
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = nodes[i].ID
|
|
alloc.Name = "my-job.web[0]"
|
|
alloc.DesiredStatus = structs.AllocDesiredStatusStop
|
|
terminal = append(terminal, alloc)
|
|
}
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), terminal))
|
|
|
|
// Update the job
|
|
job2 := mock.SystemJob()
|
|
job2.ID = job.ID
|
|
|
|
// Update the task, such that it cannot be done in-place
|
|
job2.TaskGroups[0].Tasks[0].Config["command"] = "/bin/other"
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job2))
|
|
|
|
// Create a mock evaluation to deal with drain
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerJobRegister,
|
|
JobID: job.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan evicted all allocs
|
|
var update []*structs.Allocation
|
|
for _, updateList := range plan.NodeUpdate {
|
|
update = append(update, updateList...)
|
|
}
|
|
if len(update) != len(allocs) {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure the plan allocated
|
|
var planned []*structs.Allocation
|
|
for _, allocList := range plan.NodeAllocation {
|
|
planned = append(planned, allocList...)
|
|
}
|
|
if len(planned) != 10 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Lookup the allocations by JobID
|
|
ws := memdb.NewWatchSet()
|
|
out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
|
|
noErr(t, err)
|
|
|
|
// Ensure all allocations placed
|
|
out, _ = structs.FilterTerminalAllocs(out)
|
|
if len(out) != 10 {
|
|
t.Fatalf("bad: %#v", out)
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_JobModify_Rolling(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Create some nodes
|
|
var nodes []*structs.Node
|
|
for i := 0; i < 10; i++ {
|
|
node := mock.Node()
|
|
nodes = append(nodes, node)
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
}
|
|
|
|
// Generate a fake job with allocations
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
var allocs []*structs.Allocation
|
|
for _, node := range nodes {
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
allocs = append(allocs, alloc)
|
|
}
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), allocs))
|
|
|
|
// Update the job
|
|
job2 := mock.SystemJob()
|
|
job2.ID = job.ID
|
|
job2.Update = structs.UpdateStrategy{
|
|
Stagger: 30 * time.Second,
|
|
MaxParallel: 5,
|
|
}
|
|
|
|
// Update the task, such that it cannot be done in-place
|
|
job2.TaskGroups[0].Tasks[0].Config["command"] = "/bin/other"
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job2))
|
|
|
|
// Create a mock evaluation to deal with drain
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerJobRegister,
|
|
JobID: job.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan evicted only MaxParallel
|
|
var update []*structs.Allocation
|
|
for _, updateList := range plan.NodeUpdate {
|
|
update = append(update, updateList...)
|
|
}
|
|
if len(update) != job2.Update.MaxParallel {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure the plan allocated
|
|
var planned []*structs.Allocation
|
|
for _, allocList := range plan.NodeAllocation {
|
|
planned = append(planned, allocList...)
|
|
}
|
|
if len(planned) != job2.Update.MaxParallel {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
|
|
// Ensure a follow up eval was created
|
|
eval = h.Evals[0]
|
|
if eval.NextEval == "" {
|
|
t.Fatalf("missing next eval")
|
|
}
|
|
|
|
// Check for create
|
|
if len(h.CreateEvals) == 0 {
|
|
t.Fatalf("missing created eval")
|
|
}
|
|
create := h.CreateEvals[0]
|
|
if eval.NextEval != create.ID {
|
|
t.Fatalf("ID mismatch")
|
|
}
|
|
if create.PreviousEval != eval.ID {
|
|
t.Fatalf("missing previous eval")
|
|
}
|
|
|
|
if create.TriggeredBy != structs.EvalTriggerRollingUpdate {
|
|
t.Fatalf("bad: %#v", create)
|
|
}
|
|
}
|
|
|
|
func TestSystemSched_JobModify_InPlace(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Create some nodes
|
|
var nodes []*structs.Node
|
|
for i := 0; i < 10; i++ {
|
|
node := mock.Node()
|
|
nodes = append(nodes, node)
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
}
|
|
|
|
// Generate a fake job with allocations
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
var allocs []*structs.Allocation
|
|
for _, node := range nodes {
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
allocs = append(allocs, alloc)
|
|
}
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), allocs))
|
|
|
|
// Update the job
|
|
job2 := mock.SystemJob()
|
|
job2.ID = job.ID
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job2))
|
|
|
|
// Create a mock evaluation to deal with drain
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerJobRegister,
|
|
JobID: job.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan did not evict any allocs
|
|
var update []*structs.Allocation
|
|
for _, updateList := range plan.NodeUpdate {
|
|
update = append(update, updateList...)
|
|
}
|
|
if len(update) != 0 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure the plan updated the existing allocs
|
|
var planned []*structs.Allocation
|
|
for _, allocList := range plan.NodeAllocation {
|
|
planned = append(planned, allocList...)
|
|
}
|
|
if len(planned) != 10 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
for _, p := range planned {
|
|
if p.Job != job2 {
|
|
t.Fatalf("should update job")
|
|
}
|
|
}
|
|
|
|
// Lookup the allocations by JobID
|
|
ws := memdb.NewWatchSet()
|
|
out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
|
|
noErr(t, err)
|
|
|
|
// Ensure all allocations placed
|
|
if len(out) != 10 {
|
|
t.Fatalf("bad: %#v", out)
|
|
}
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
|
|
// Verify the network did not change
|
|
rp := structs.Port{Label: "admin", Value: 5000}
|
|
for _, alloc := range out {
|
|
for _, resources := range alloc.TaskResources {
|
|
if resources.Networks[0].ReservedPorts[0] != rp {
|
|
t.Fatalf("bad: %#v", alloc)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSystemSched_JobDeregister_Purged(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Create some nodes
|
|
var nodes []*structs.Node
|
|
for i := 0; i < 10; i++ {
|
|
node := mock.Node()
|
|
nodes = append(nodes, node)
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
}
|
|
|
|
// Generate a fake job with allocations
|
|
job := mock.SystemJob()
|
|
|
|
var allocs []*structs.Allocation
|
|
for _, node := range nodes {
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
allocs = append(allocs, alloc)
|
|
}
|
|
for _, alloc := range allocs {
|
|
noErr(t, h.State.UpsertJobSummary(h.NextIndex(), mock.JobSummary(alloc.JobID)))
|
|
}
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), allocs))
|
|
|
|
// Create a mock evaluation to deregister the job
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerJobDeregister,
|
|
JobID: job.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan evicted the job from all nodes.
|
|
for _, node := range nodes {
|
|
if len(plan.NodeUpdate[node.ID]) != 1 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
}
|
|
|
|
// Lookup the allocations by JobID
|
|
ws := memdb.NewWatchSet()
|
|
out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
|
|
noErr(t, err)
|
|
|
|
// Ensure no remaining allocations
|
|
out, _ = structs.FilterTerminalAllocs(out)
|
|
if len(out) != 0 {
|
|
t.Fatalf("bad: %#v", out)
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_JobDeregister_Stopped(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Create some nodes
|
|
var nodes []*structs.Node
|
|
for i := 0; i < 10; i++ {
|
|
node := mock.Node()
|
|
nodes = append(nodes, node)
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
}
|
|
|
|
// Generate a fake job with allocations
|
|
job := mock.SystemJob()
|
|
job.Stop = true
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
var allocs []*structs.Allocation
|
|
for _, node := range nodes {
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
allocs = append(allocs, alloc)
|
|
}
|
|
for _, alloc := range allocs {
|
|
noErr(t, h.State.UpsertJobSummary(h.NextIndex(), mock.JobSummary(alloc.JobID)))
|
|
}
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), allocs))
|
|
|
|
// Create a mock evaluation to deregister the job
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerJobDeregister,
|
|
JobID: job.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan evicted the job from all nodes.
|
|
for _, node := range nodes {
|
|
if len(plan.NodeUpdate[node.ID]) != 1 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
}
|
|
|
|
// Lookup the allocations by JobID
|
|
ws := memdb.NewWatchSet()
|
|
out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
|
|
noErr(t, err)
|
|
|
|
// Ensure no remaining allocations
|
|
out, _ = structs.FilterTerminalAllocs(out)
|
|
if len(out) != 0 {
|
|
t.Fatalf("bad: %#v", out)
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_NodeDown(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Register a down node
|
|
node := mock.Node()
|
|
node.Status = structs.NodeStatusDown
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
|
|
// Generate a fake job allocated on that node.
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
alloc.DesiredTransition.Migrate = helper.BoolToPtr(true)
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), []*structs.Allocation{alloc}))
|
|
|
|
// Create a mock evaluation to deal with drain
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerNodeUpdate,
|
|
JobID: job.ID,
|
|
NodeID: node.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan evicted all allocs
|
|
if len(plan.NodeUpdate[node.ID]) != 1 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure the plan updated the allocation.
|
|
var planned []*structs.Allocation
|
|
for _, allocList := range plan.NodeUpdate {
|
|
planned = append(planned, allocList...)
|
|
}
|
|
if len(planned) != 1 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure the allocations is stopped
|
|
if p := planned[0]; p.DesiredStatus != structs.AllocDesiredStatusStop &&
|
|
p.ClientStatus != structs.AllocClientStatusLost {
|
|
t.Fatalf("bad: %#v", planned[0])
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_NodeDrain_Down(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Register a draining node
|
|
node := mock.Node()
|
|
node.Drain = true
|
|
node.Status = structs.NodeStatusDown
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
|
|
// Generate a fake job allocated on that node.
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), []*structs.Allocation{alloc}))
|
|
|
|
// Create a mock evaluation to deal with the node update
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerNodeUpdate,
|
|
JobID: job.ID,
|
|
NodeID: node.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewServiceScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan evicted non terminal allocs
|
|
if len(plan.NodeUpdate[node.ID]) != 1 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure that the allocation is marked as lost
|
|
var lostAllocs []string
|
|
for _, alloc := range plan.NodeUpdate[node.ID] {
|
|
lostAllocs = append(lostAllocs, alloc.ID)
|
|
}
|
|
expected := []string{alloc.ID}
|
|
|
|
if !reflect.DeepEqual(lostAllocs, expected) {
|
|
t.Fatalf("expected: %v, actual: %v", expected, lostAllocs)
|
|
}
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_NodeDrain(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Register a draining node
|
|
node := mock.Node()
|
|
node.Drain = true
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
|
|
// Generate a fake job allocated on that node.
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
alloc.DesiredTransition.Migrate = helper.BoolToPtr(true)
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), []*structs.Allocation{alloc}))
|
|
|
|
// Create a mock evaluation to deal with drain
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerNodeUpdate,
|
|
JobID: job.ID,
|
|
NodeID: node.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan evicted all allocs
|
|
if len(plan.NodeUpdate[node.ID]) != 1 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure the plan updated the allocation.
|
|
var planned []*structs.Allocation
|
|
for _, allocList := range plan.NodeUpdate {
|
|
planned = append(planned, allocList...)
|
|
}
|
|
if len(planned) != 1 {
|
|
t.Log(len(planned))
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure the allocations is stopped
|
|
if planned[0].DesiredStatus != structs.AllocDesiredStatusStop {
|
|
t.Fatalf("bad: %#v", planned[0])
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_NodeUpdate(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Register a node
|
|
node := mock.Node()
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
|
|
// Generate a fake job allocated on that node.
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), []*structs.Allocation{alloc}))
|
|
|
|
// Create a mock evaluation to deal
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerNodeUpdate,
|
|
JobID: job.ID,
|
|
NodeID: node.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure that queued allocations is zero
|
|
if val, ok := h.Evals[0].QueuedAllocations["web"]; !ok || val != 0 {
|
|
t.Fatalf("bad queued allocations: %#v", h.Evals[0].QueuedAllocations)
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_RetryLimit(t *testing.T) {
|
|
h := NewHarness(t)
|
|
h.Planner = &RejectPlan{h}
|
|
|
|
// Create some nodes
|
|
for i := 0; i < 10; i++ {
|
|
node := mock.Node()
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
}
|
|
|
|
// Create a job
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
// Create a mock evaluation to deregister the job
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: job.Priority,
|
|
TriggeredBy: structs.EvalTriggerJobRegister,
|
|
JobID: job.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure multiple plans
|
|
if len(h.Plans) == 0 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
|
|
// Lookup the allocations by JobID
|
|
ws := memdb.NewWatchSet()
|
|
out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
|
|
noErr(t, err)
|
|
|
|
// Ensure no allocations placed
|
|
if len(out) != 0 {
|
|
t.Fatalf("bad: %#v", out)
|
|
}
|
|
|
|
// Should hit the retry limit
|
|
h.AssertEvalStatus(t, structs.EvalStatusFailed)
|
|
}
|
|
|
|
// This test ensures that the scheduler doesn't increment the queued allocation
|
|
// count for a task group when allocations can't be created on currently
|
|
// available nodes because of constrain mismatches.
|
|
func TestSystemSched_Queued_With_Constraints(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Register a node
|
|
node := mock.Node()
|
|
node.Attributes["kernel.name"] = "darwin"
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
|
|
// Generate a system job which can't be placed on the node
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
// Create a mock evaluation to deal
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerNodeUpdate,
|
|
JobID: job.ID,
|
|
NodeID: node.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure that queued allocations is zero
|
|
if val, ok := h.Evals[0].QueuedAllocations["web"]; !ok || val != 0 {
|
|
t.Fatalf("bad queued allocations: %#v", h.Evals[0].QueuedAllocations)
|
|
}
|
|
}
|
|
|
|
func TestSystemSched_ChainedAlloc(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Create some nodes
|
|
for i := 0; i < 10; i++ {
|
|
node := mock.Node()
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
}
|
|
|
|
// Create a job
|
|
job := mock.SystemJob()
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
// Create a mock evaluation to register the job
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: job.Priority,
|
|
TriggeredBy: structs.EvalTriggerJobRegister,
|
|
JobID: job.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
// Process the evaluation
|
|
if err := h.Process(NewSystemScheduler, eval); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
var allocIDs []string
|
|
for _, allocList := range h.Plans[0].NodeAllocation {
|
|
for _, alloc := range allocList {
|
|
allocIDs = append(allocIDs, alloc.ID)
|
|
}
|
|
}
|
|
sort.Strings(allocIDs)
|
|
|
|
// Create a new harness to invoke the scheduler again
|
|
h1 := NewHarnessWithState(t, h.State)
|
|
job1 := mock.SystemJob()
|
|
job1.ID = job.ID
|
|
job1.TaskGroups[0].Tasks[0].Env = make(map[string]string)
|
|
job1.TaskGroups[0].Tasks[0].Env["foo"] = "bar"
|
|
noErr(t, h1.State.UpsertJob(h1.NextIndex(), job1))
|
|
|
|
// Insert two more nodes
|
|
for i := 0; i < 2; i++ {
|
|
node := mock.Node()
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
}
|
|
|
|
// Create a mock evaluation to update the job
|
|
eval1 := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: job1.Priority,
|
|
TriggeredBy: structs.EvalTriggerJobRegister,
|
|
JobID: job1.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval1}))
|
|
// Process the evaluation
|
|
if err := h1.Process(NewSystemScheduler, eval1); err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
plan := h1.Plans[0]
|
|
|
|
// Collect all the chained allocation ids and the new allocations which
|
|
// don't have any chained allocations
|
|
var prevAllocs []string
|
|
var newAllocs []string
|
|
for _, allocList := range plan.NodeAllocation {
|
|
for _, alloc := range allocList {
|
|
if alloc.PreviousAllocation == "" {
|
|
newAllocs = append(newAllocs, alloc.ID)
|
|
continue
|
|
}
|
|
prevAllocs = append(prevAllocs, alloc.PreviousAllocation)
|
|
}
|
|
}
|
|
sort.Strings(prevAllocs)
|
|
|
|
// Ensure that the new allocations has their corresponding original
|
|
// allocation ids
|
|
if !reflect.DeepEqual(prevAllocs, allocIDs) {
|
|
t.Fatalf("expected: %v, actual: %v", len(allocIDs), len(prevAllocs))
|
|
}
|
|
|
|
// Ensuring two new allocations don't have any chained allocations
|
|
if len(newAllocs) != 2 {
|
|
t.Fatalf("expected: %v, actual: %v", 2, len(newAllocs))
|
|
}
|
|
}
|
|
|
|
func TestSystemSched_PlanWithDrainedNode(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Register two nodes with two different classes
|
|
node := mock.Node()
|
|
node.NodeClass = "green"
|
|
node.Drain = true
|
|
node.ComputeClass()
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
|
|
node2 := mock.Node()
|
|
node2.NodeClass = "blue"
|
|
node2.ComputeClass()
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node2))
|
|
|
|
// Create a Job with two task groups, each constrained on node class
|
|
job := mock.SystemJob()
|
|
tg1 := job.TaskGroups[0]
|
|
tg1.Constraints = append(tg1.Constraints,
|
|
&structs.Constraint{
|
|
LTarget: "${node.class}",
|
|
RTarget: "green",
|
|
Operand: "==",
|
|
})
|
|
|
|
tg2 := tg1.Copy()
|
|
tg2.Name = "web2"
|
|
tg2.Constraints[0].RTarget = "blue"
|
|
job.TaskGroups = append(job.TaskGroups, tg2)
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
// Create an allocation on each node
|
|
alloc := mock.Alloc()
|
|
alloc.Job = job
|
|
alloc.JobID = job.ID
|
|
alloc.NodeID = node.ID
|
|
alloc.Name = "my-job.web[0]"
|
|
alloc.DesiredTransition.Migrate = helper.BoolToPtr(true)
|
|
alloc.TaskGroup = "web"
|
|
|
|
alloc2 := mock.Alloc()
|
|
alloc2.Job = job
|
|
alloc2.JobID = job.ID
|
|
alloc2.NodeID = node2.ID
|
|
alloc2.Name = "my-job.web2[0]"
|
|
alloc2.TaskGroup = "web2"
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), []*structs.Allocation{alloc, alloc2}))
|
|
|
|
// Create a mock evaluation to deal with drain
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerNodeUpdate,
|
|
JobID: job.ID,
|
|
NodeID: node.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan evicted the alloc on the failed node
|
|
planned := plan.NodeUpdate[node.ID]
|
|
if len(planned) != 1 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure the plan didn't place
|
|
if len(plan.NodeAllocation) != 0 {
|
|
t.Fatalf("bad: %#v", plan)
|
|
}
|
|
|
|
// Ensure the allocations is stopped
|
|
if planned[0].DesiredStatus != structs.AllocDesiredStatusStop {
|
|
t.Fatalf("bad: %#v", planned[0])
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_QueuedAllocsMultTG(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Register two nodes with two different classes
|
|
node := mock.Node()
|
|
node.NodeClass = "green"
|
|
node.ComputeClass()
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
|
|
node2 := mock.Node()
|
|
node2.NodeClass = "blue"
|
|
node2.ComputeClass()
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node2))
|
|
|
|
// Create a Job with two task groups, each constrained on node class
|
|
job := mock.SystemJob()
|
|
tg1 := job.TaskGroups[0]
|
|
tg1.Constraints = append(tg1.Constraints,
|
|
&structs.Constraint{
|
|
LTarget: "${node.class}",
|
|
RTarget: "green",
|
|
Operand: "==",
|
|
})
|
|
|
|
tg2 := tg1.Copy()
|
|
tg2.Name = "web2"
|
|
tg2.Constraints[0].RTarget = "blue"
|
|
job.TaskGroups = append(job.TaskGroups, tg2)
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
// Create a mock evaluation to deal with drain
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: 50,
|
|
TriggeredBy: structs.EvalTriggerNodeUpdate,
|
|
JobID: job.ID,
|
|
NodeID: node.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
// Ensure a single plan
|
|
if len(h.Plans) != 1 {
|
|
t.Fatalf("bad: %#v", h.Plans)
|
|
}
|
|
|
|
qa := h.Evals[0].QueuedAllocations
|
|
if qa["web"] != 0 || qa["web2"] != 0 {
|
|
t.Fatalf("bad queued allocations %#v", qa)
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
}
|
|
|
|
func TestSystemSched_Preemption(t *testing.T) {
|
|
h := NewHarness(t)
|
|
|
|
// Create nodes
|
|
var nodes []*structs.Node
|
|
for i := 0; i < 2; i++ {
|
|
node := mock.Node()
|
|
//TODO(preetha): remove in 0.11
|
|
node.Resources = &structs.Resources{
|
|
CPU: 3072,
|
|
MemoryMB: 5034,
|
|
DiskMB: 20 * 1024,
|
|
IOPS: 150,
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
Device: "eth0",
|
|
CIDR: "192.168.0.100/32",
|
|
MBits: 1000,
|
|
},
|
|
},
|
|
}
|
|
node.NodeResources = &structs.NodeResources{
|
|
Cpu: structs.NodeCpuResources{
|
|
CpuShares: 3072,
|
|
},
|
|
Memory: structs.NodeMemoryResources{
|
|
MemoryMB: 5034,
|
|
},
|
|
Disk: structs.NodeDiskResources{
|
|
DiskMB: 20 * 1024,
|
|
},
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
Device: "eth0",
|
|
CIDR: "192.168.0.100/32",
|
|
MBits: 1000,
|
|
},
|
|
},
|
|
}
|
|
noErr(t, h.State.UpsertNode(h.NextIndex(), node))
|
|
nodes = append(nodes, node)
|
|
}
|
|
|
|
// Enable Preemption
|
|
h.State.SchedulerSetConfig(h.NextIndex(), &structs.SchedulerConfiguration{
|
|
PreemptionConfig: structs.PreemptionConfig{
|
|
SystemSchedulerEnabled: true,
|
|
},
|
|
})
|
|
|
|
// Create some low priority batch jobs and allocations for them
|
|
// One job uses a reserved port
|
|
job1 := mock.BatchJob()
|
|
job1.Type = structs.JobTypeBatch
|
|
job1.Priority = 20
|
|
job1.TaskGroups[0].Tasks[0].Resources = &structs.Resources{
|
|
CPU: 512,
|
|
MemoryMB: 1024,
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
MBits: 200,
|
|
ReservedPorts: []structs.Port{
|
|
{
|
|
Label: "web",
|
|
Value: 80,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
alloc1 := mock.Alloc()
|
|
alloc1.Job = job1
|
|
alloc1.JobID = job1.ID
|
|
alloc1.NodeID = nodes[0].ID
|
|
alloc1.Name = "my-job[0]"
|
|
alloc1.TaskGroup = job1.TaskGroups[0].Name
|
|
alloc1.AllocatedResources = &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 512,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
Device: "eth0",
|
|
IP: "192.168.0.100",
|
|
ReservedPorts: []structs.Port{{Label: "web", Value: 80}},
|
|
MBits: 200,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
Shared: structs.AllocatedSharedResources{
|
|
DiskMB: 5 * 1024,
|
|
},
|
|
}
|
|
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job1))
|
|
|
|
job2 := mock.BatchJob()
|
|
job2.Type = structs.JobTypeBatch
|
|
job2.Priority = 20
|
|
job2.TaskGroups[0].Tasks[0].Resources = &structs.Resources{
|
|
CPU: 512,
|
|
MemoryMB: 1024,
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
MBits: 200,
|
|
},
|
|
},
|
|
}
|
|
|
|
alloc2 := mock.Alloc()
|
|
alloc2.Job = job2
|
|
alloc2.JobID = job2.ID
|
|
alloc2.NodeID = nodes[0].ID
|
|
alloc2.Name = "my-job[2]"
|
|
alloc2.TaskGroup = job2.TaskGroups[0].Name
|
|
alloc2.AllocatedResources = &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 512,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 1024,
|
|
},
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
Device: "eth0",
|
|
IP: "192.168.0.100",
|
|
MBits: 200,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
Shared: structs.AllocatedSharedResources{
|
|
DiskMB: 5 * 1024,
|
|
},
|
|
}
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job2))
|
|
|
|
job3 := mock.Job()
|
|
job3.Type = structs.JobTypeBatch
|
|
job3.Priority = 40
|
|
job3.TaskGroups[0].Tasks[0].Resources = &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 2048,
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
Device: "eth0",
|
|
MBits: 400,
|
|
},
|
|
},
|
|
}
|
|
|
|
alloc3 := mock.Alloc()
|
|
alloc3.Job = job3
|
|
alloc3.JobID = job3.ID
|
|
alloc3.NodeID = nodes[0].ID
|
|
alloc3.Name = "my-job[0]"
|
|
alloc3.TaskGroup = job3.TaskGroups[0].Name
|
|
alloc3.AllocatedResources = &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 1024,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 25,
|
|
},
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
Device: "eth0",
|
|
IP: "192.168.0.100",
|
|
ReservedPorts: []structs.Port{{Label: "web", Value: 80}},
|
|
MBits: 400,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
Shared: structs.AllocatedSharedResources{
|
|
DiskMB: 5 * 1024,
|
|
},
|
|
}
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), []*structs.Allocation{alloc1, alloc2, alloc3}))
|
|
|
|
// Create a high priority job and allocs for it
|
|
// These allocs should not be preempted
|
|
|
|
job4 := mock.BatchJob()
|
|
job4.Type = structs.JobTypeBatch
|
|
job4.Priority = 100
|
|
job4.TaskGroups[0].Tasks[0].Resources = &structs.Resources{
|
|
CPU: 1024,
|
|
MemoryMB: 2048,
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
MBits: 100,
|
|
},
|
|
},
|
|
}
|
|
|
|
alloc4 := mock.Alloc()
|
|
alloc4.Job = job4
|
|
alloc4.JobID = job4.ID
|
|
alloc4.NodeID = nodes[0].ID
|
|
alloc4.Name = "my-job4[0]"
|
|
alloc4.TaskGroup = job4.TaskGroups[0].Name
|
|
alloc4.AllocatedResources = &structs.AllocatedResources{
|
|
Tasks: map[string]*structs.AllocatedTaskResources{
|
|
"web": {
|
|
Cpu: structs.AllocatedCpuResources{
|
|
CpuShares: 1024,
|
|
},
|
|
Memory: structs.AllocatedMemoryResources{
|
|
MemoryMB: 2048,
|
|
},
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
Device: "eth0",
|
|
IP: "192.168.0.100",
|
|
ReservedPorts: []structs.Port{{Label: "web", Value: 80}},
|
|
MBits: 100,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
Shared: structs.AllocatedSharedResources{
|
|
DiskMB: 2 * 1024,
|
|
},
|
|
}
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job4))
|
|
noErr(t, h.State.UpsertAllocs(h.NextIndex(), []*structs.Allocation{alloc4}))
|
|
|
|
// Create a system job such that it would need to preempt both allocs to succeed
|
|
job := mock.SystemJob()
|
|
job.TaskGroups[0].Tasks[0].Resources = &structs.Resources{
|
|
CPU: 1948,
|
|
MemoryMB: 256,
|
|
Networks: []*structs.NetworkResource{
|
|
{
|
|
MBits: 800,
|
|
DynamicPorts: []structs.Port{{Label: "http"}},
|
|
},
|
|
},
|
|
}
|
|
noErr(t, h.State.UpsertJob(h.NextIndex(), job))
|
|
|
|
// Create a mock evaluation to register the job
|
|
eval := &structs.Evaluation{
|
|
Namespace: structs.DefaultNamespace,
|
|
ID: uuid.Generate(),
|
|
Priority: job.Priority,
|
|
TriggeredBy: structs.EvalTriggerJobRegister,
|
|
JobID: job.ID,
|
|
Status: structs.EvalStatusPending,
|
|
}
|
|
noErr(t, h.State.UpsertEvals(h.NextIndex(), []*structs.Evaluation{eval}))
|
|
|
|
// Process the evaluation
|
|
err := h.Process(NewSystemScheduler, eval)
|
|
require := require.New(t)
|
|
require.Nil(err)
|
|
|
|
// Ensure a single plan
|
|
require.Equal(1, len(h.Plans))
|
|
plan := h.Plans[0]
|
|
|
|
// Ensure the plan doesn't have annotations.
|
|
require.Nil(plan.Annotations)
|
|
|
|
// Ensure the plan allocated on both nodes
|
|
var planned []*structs.Allocation
|
|
preemptingAllocId := ""
|
|
require.Equal(2, len(plan.NodeAllocation))
|
|
|
|
// The alloc that got placed on node 1 is the preemptor
|
|
for _, allocList := range plan.NodeAllocation {
|
|
planned = append(planned, allocList...)
|
|
for _, alloc := range allocList {
|
|
if alloc.NodeID == nodes[0].ID {
|
|
preemptingAllocId = alloc.ID
|
|
}
|
|
}
|
|
}
|
|
|
|
// Lookup the allocations by JobID
|
|
ws := memdb.NewWatchSet()
|
|
out, err := h.State.AllocsByJob(ws, job.Namespace, job.ID, false)
|
|
noErr(t, err)
|
|
|
|
// Ensure all allocations placed
|
|
require.Equal(2, len(out))
|
|
|
|
// Verify that one node has preempted allocs
|
|
require.NotNil(plan.NodePreemptions[nodes[0].ID])
|
|
preemptedAllocs := plan.NodePreemptions[nodes[0].ID]
|
|
|
|
// Verify that three jobs have preempted allocs
|
|
require.Equal(3, len(preemptedAllocs))
|
|
|
|
expectedPreemptedJobIDs := []string{job1.ID, job2.ID, job3.ID}
|
|
|
|
// We expect job1, job2 and job3 to have preempted allocations
|
|
// job4 should not have any allocs preempted
|
|
for _, alloc := range preemptedAllocs {
|
|
require.Contains(expectedPreemptedJobIDs, alloc.JobID)
|
|
}
|
|
// Look up the preempted allocs by job ID
|
|
ws = memdb.NewWatchSet()
|
|
|
|
for _, jobId := range expectedPreemptedJobIDs {
|
|
out, err = h.State.AllocsByJob(ws, structs.DefaultNamespace, jobId, false)
|
|
noErr(t, err)
|
|
for _, alloc := range out {
|
|
require.Equal(structs.AllocDesiredStatusEvict, alloc.DesiredStatus)
|
|
require.Equal(fmt.Sprintf("Preempted by alloc ID %v", preemptingAllocId), alloc.DesiredDescription)
|
|
}
|
|
}
|
|
|
|
h.AssertEvalStatus(t, structs.EvalStatusComplete)
|
|
|
|
}
|