open-nomad/nomad/core_sched_test.go

809 lines
18 KiB
Go

package nomad
import (
"testing"
"time"
"github.com/hashicorp/nomad/nomad/mock"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/hashicorp/nomad/testutil"
)
func TestCoreScheduler_EvalGC(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert "dead" eval
state := s1.fsm.State()
eval := mock.Eval()
eval.Status = structs.EvalStatusFailed
err := state.UpsertEvals(1000, []*structs.Evaluation{eval})
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert "dead" alloc
alloc := mock.Alloc()
alloc.EvalID = eval.ID
alloc.DesiredStatus = structs.AllocDesiredStatusFailed
err = state.UpsertAllocs(1001, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
// Update the time tables to make this work
tt := s1.fsm.TimeTable()
tt.Witness(2000, time.Now().UTC().Add(-1*s1.config.EvalGCThreshold))
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobEvalGC, 2000)
err = core.Process(gc)
if err != nil {
t.Fatalf("err: %v", err)
}
// Should be gone
out, err := state.EvalByID(eval.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out != nil {
t.Fatalf("bad: %v", out)
}
outA, err := state.AllocByID(alloc.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outA != nil {
t.Fatalf("bad: %v", outA)
}
}
// An EvalGC should never reap a batch job
func TestCoreScheduler_EvalGC_Batch(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert a "dead" job
state := s1.fsm.State()
job := mock.Job()
job.Type = structs.JobTypeBatch
job.Status = structs.JobStatusDead
err := state.UpsertJob(1000, job)
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert "complete" eval
eval := mock.Eval()
eval.Status = structs.EvalStatusComplete
eval.Type = structs.JobTypeBatch
eval.JobID = job.ID
err = state.UpsertEvals(1001, []*structs.Evaluation{eval})
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert "failed" alloc
alloc := mock.Alloc()
alloc.JobID = job.ID
alloc.EvalID = eval.ID
alloc.DesiredStatus = structs.AllocDesiredStatusFailed
err = state.UpsertAllocs(1002, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
// Update the time tables to make this work
tt := s1.fsm.TimeTable()
tt.Witness(2000, time.Now().UTC().Add(-1*s1.config.EvalGCThreshold))
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobEvalGC, 2000)
err = core.Process(gc)
if err != nil {
t.Fatalf("err: %v", err)
}
// Nothing should be gone
out, err := state.EvalByID(eval.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out == nil {
t.Fatalf("bad: %v", out)
}
outA, err := state.AllocByID(alloc.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outA == nil {
t.Fatalf("bad: %v", outA)
}
outB, err := state.JobByID(job.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outB == nil {
t.Fatalf("bad: %v", outB)
}
}
func TestCoreScheduler_EvalGC_Partial(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert "dead" eval
state := s1.fsm.State()
eval := mock.Eval()
eval.Status = structs.EvalStatusComplete
err := state.UpsertEvals(1000, []*structs.Evaluation{eval})
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert "dead" alloc
alloc := mock.Alloc()
alloc.EvalID = eval.ID
alloc.DesiredStatus = structs.AllocDesiredStatusFailed
err = state.UpsertAllocs(1001, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert "running" alloc
alloc2 := mock.Alloc()
alloc2.EvalID = eval.ID
err = state.UpsertAllocs(1002, []*structs.Allocation{alloc2})
if err != nil {
t.Fatalf("err: %v", err)
}
// Update the time tables to make this work
tt := s1.fsm.TimeTable()
tt.Witness(2000, time.Now().UTC().Add(-1*s1.config.EvalGCThreshold))
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobEvalGC, 2000)
err = core.Process(gc)
if err != nil {
t.Fatalf("err: %v", err)
}
// Should not be gone
out, err := state.EvalByID(eval.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out == nil {
t.Fatalf("bad: %v", out)
}
outA, err := state.AllocByID(alloc2.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outA == nil {
t.Fatalf("bad: %v", outA)
}
// Should be gone
outB, err := state.AllocByID(alloc.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outB != nil {
t.Fatalf("bad: %v", outB)
}
}
func TestCoreScheduler_EvalGC_Force(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert "dead" eval
state := s1.fsm.State()
eval := mock.Eval()
eval.Status = structs.EvalStatusFailed
err := state.UpsertEvals(1000, []*structs.Evaluation{eval})
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert "dead" alloc
alloc := mock.Alloc()
alloc.EvalID = eval.ID
alloc.DesiredStatus = structs.AllocDesiredStatusFailed
err = state.UpsertAllocs(1001, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("err: %v", err)
}
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobForceGC, 1001)
err = core.Process(gc)
if err != nil {
t.Fatalf("err: %v", err)
}
// Should be gone
out, err := state.EvalByID(eval.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out != nil {
t.Fatalf("bad: %v", out)
}
outA, err := state.AllocByID(alloc.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outA != nil {
t.Fatalf("bad: %v", outA)
}
}
func TestCoreScheduler_NodeGC(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert "dead" node
state := s1.fsm.State()
node := mock.Node()
node.Status = structs.NodeStatusDown
err := state.UpsertNode(1000, node)
if err != nil {
t.Fatalf("err: %v", err)
}
// Update the time tables to make this work
tt := s1.fsm.TimeTable()
tt.Witness(2000, time.Now().UTC().Add(-1*s1.config.NodeGCThreshold))
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobNodeGC, 2000)
err = core.Process(gc)
if err != nil {
t.Fatalf("err: %v", err)
}
// Should be gone
out, err := state.NodeByID(node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out != nil {
t.Fatalf("bad: %v", out)
}
}
func TestCoreScheduler_NodeGC_TerminalAllocs(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert "dead" node
state := s1.fsm.State()
node := mock.Node()
node.Status = structs.NodeStatusDown
err := state.UpsertNode(1000, node)
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert a terminal alloc on that node
alloc := mock.Alloc()
alloc.DesiredStatus = structs.AllocDesiredStatusStop
if err := state.UpsertAllocs(1001, []*structs.Allocation{alloc}); err != nil {
t.Fatalf("err: %v", err)
}
// Update the time tables to make this work
tt := s1.fsm.TimeTable()
tt.Witness(2000, time.Now().UTC().Add(-1*s1.config.NodeGCThreshold))
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobNodeGC, 2000)
err = core.Process(gc)
if err != nil {
t.Fatalf("err: %v", err)
}
// Should be gone
out, err := state.NodeByID(node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out != nil {
t.Fatalf("bad: %v", out)
}
}
func TestCoreScheduler_NodeGC_RunningAllocs(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert "dead" node
state := s1.fsm.State()
node := mock.Node()
node.Status = structs.NodeStatusDown
err := state.UpsertNode(1000, node)
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert a running alloc on that node
alloc := mock.Alloc()
alloc.NodeID = node.ID
alloc.DesiredStatus = structs.AllocDesiredStatusRun
alloc.ClientStatus = structs.AllocClientStatusRunning
if err := state.UpsertAllocs(1001, []*structs.Allocation{alloc}); err != nil {
t.Fatalf("err: %v", err)
}
// Update the time tables to make this work
tt := s1.fsm.TimeTable()
tt.Witness(2000, time.Now().UTC().Add(-1*s1.config.NodeGCThreshold))
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobNodeGC, 2000)
err = core.Process(gc)
if err != nil {
t.Fatalf("err: %v", err)
}
// Should still be here
out, err := state.NodeByID(node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out == nil {
t.Fatalf("bad: %v", out)
}
}
func TestCoreScheduler_NodeGC_Force(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert "dead" node
state := s1.fsm.State()
node := mock.Node()
node.Status = structs.NodeStatusDown
err := state.UpsertNode(1000, node)
if err != nil {
t.Fatalf("err: %v", err)
}
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobForceGC, 1000)
err = core.Process(gc)
if err != nil {
t.Fatalf("err: %v", err)
}
// Should be gone
out, err := state.NodeByID(node.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out != nil {
t.Fatalf("bad: %v", out)
}
}
func TestCoreScheduler_JobGC(t *testing.T) {
tests := []struct {
test, evalStatus, allocStatus string
shouldExist bool
}{
{
test: "Terminal",
evalStatus: structs.EvalStatusFailed,
allocStatus: structs.AllocDesiredStatusFailed,
shouldExist: false,
},
{
test: "Has Alloc",
evalStatus: structs.EvalStatusFailed,
allocStatus: structs.AllocDesiredStatusRun,
shouldExist: true,
},
{
test: "Has Eval",
evalStatus: structs.EvalStatusPending,
allocStatus: structs.AllocDesiredStatusFailed,
shouldExist: true,
},
}
for _, test := range tests {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert job.
state := s1.fsm.State()
job := mock.Job()
job.Type = structs.JobTypeBatch
err := state.UpsertJob(1000, job)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
// Insert eval
eval := mock.Eval()
eval.JobID = job.ID
eval.Status = test.evalStatus
err = state.UpsertEvals(1001, []*structs.Evaluation{eval})
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
// Insert alloc
alloc := mock.Alloc()
alloc.JobID = job.ID
alloc.EvalID = eval.ID
alloc.DesiredStatus = test.allocStatus
err = state.UpsertAllocs(1002, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
// Update the time tables to make this work
tt := s1.fsm.TimeTable()
tt.Witness(2000, time.Now().UTC().Add(-1*s1.config.JobGCThreshold))
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobJobGC, 2000)
err = core.Process(gc)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
// Should still exist
out, err := state.JobByID(job.ID)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
if (test.shouldExist && out == nil) || (!test.shouldExist && out != nil) {
t.Fatalf("test(%s) bad: %v", test.test, out)
}
outE, err := state.EvalByID(eval.ID)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
if (test.shouldExist && outE == nil) || (!test.shouldExist && outE != nil) {
t.Fatalf("test(%s) bad: %v", test.test, out)
}
outA, err := state.AllocByID(alloc.ID)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
if (test.shouldExist && outA == nil) || (!test.shouldExist && outA != nil) {
t.Fatalf("test(%s) bad: %v", test.test, outA)
}
}
}
// This test ensures that batch jobs are GC'd in one shot, meaning it all
// allocs/evals and job or nothing
func TestCoreScheduler_JobGC_OneShot(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert job.
state := s1.fsm.State()
job := mock.Job()
job.Type = structs.JobTypeBatch
err := state.UpsertJob(1000, job)
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert two complete evals
eval := mock.Eval()
eval.JobID = job.ID
eval.Status = structs.EvalStatusComplete
eval2 := mock.Eval()
eval2.JobID = job.ID
eval2.Status = structs.EvalStatusComplete
err = state.UpsertEvals(1001, []*structs.Evaluation{eval, eval2})
if err != nil {
t.Fatalf("err: %v", err)
}
// Insert one complete alloc and one running on distinct evals
alloc := mock.Alloc()
alloc.JobID = job.ID
alloc.EvalID = eval.ID
alloc.DesiredStatus = structs.AllocDesiredStatusStop
alloc2 := mock.Alloc()
alloc2.JobID = job.ID
alloc2.EvalID = eval2.ID
alloc2.DesiredStatus = structs.AllocDesiredStatusRun
err = state.UpsertAllocs(1002, []*structs.Allocation{alloc, alloc2})
if err != nil {
t.Fatalf("err: %v", err)
}
// Force the jobs state to dead
job.Status = structs.JobStatusDead
// Update the time tables to make this work
tt := s1.fsm.TimeTable()
tt.Witness(2000, time.Now().UTC().Add(-1*s1.config.JobGCThreshold))
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobJobGC, 2000)
err = core.Process(gc)
if err != nil {
t.Fatalf("err: %v", err)
}
// Should still exist
out, err := state.JobByID(job.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if out == nil {
t.Fatalf("bad: %v", out)
}
outE, err := state.EvalByID(eval.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outE == nil {
t.Fatalf("bad: %v", outE)
}
outE2, err := state.EvalByID(eval2.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outE2 == nil {
t.Fatalf("bad: %v", outE2)
}
outA, err := state.AllocByID(alloc.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outA == nil {
t.Fatalf("bad: %v", outA)
}
outA2, err := state.AllocByID(alloc2.ID)
if err != nil {
t.Fatalf("err: %v", err)
}
if outA2 == nil {
t.Fatalf("bad: %v", outA2)
}
}
func TestCoreScheduler_JobGC_Force(t *testing.T) {
tests := []struct {
test, evalStatus, allocStatus string
shouldExist bool
}{
{
test: "Terminal",
evalStatus: structs.EvalStatusFailed,
allocStatus: structs.AllocDesiredStatusFailed,
shouldExist: false,
},
{
test: "Has Alloc",
evalStatus: structs.EvalStatusFailed,
allocStatus: structs.AllocDesiredStatusRun,
shouldExist: true,
},
{
test: "Has Eval",
evalStatus: structs.EvalStatusPending,
allocStatus: structs.AllocDesiredStatusFailed,
shouldExist: true,
},
}
for _, test := range tests {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Insert job.
state := s1.fsm.State()
job := mock.Job()
job.Type = structs.JobTypeBatch
err := state.UpsertJob(1000, job)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
// Insert eval
eval := mock.Eval()
eval.JobID = job.ID
eval.Status = test.evalStatus
err = state.UpsertEvals(1001, []*structs.Evaluation{eval})
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
// Insert alloc
alloc := mock.Alloc()
alloc.JobID = job.ID
alloc.EvalID = eval.ID
alloc.DesiredStatus = test.allocStatus
err = state.UpsertAllocs(1002, []*structs.Allocation{alloc})
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
// Create a core scheduler
snap, err := state.Snapshot()
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
core := NewCoreScheduler(s1, snap)
// Attempt the GC
gc := s1.coreJobEval(structs.CoreJobForceGC, 1002)
err = core.Process(gc)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
// Should still exist
out, err := state.JobByID(job.ID)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
if (test.shouldExist && out == nil) || (!test.shouldExist && out != nil) {
t.Fatalf("test(%s) bad: %v", test.test, out)
}
outE, err := state.EvalByID(eval.ID)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
if (test.shouldExist && outE == nil) || (!test.shouldExist && outE != nil) {
t.Fatalf("test(%s) bad: %v", test.test, out)
}
outA, err := state.AllocByID(alloc.ID)
if err != nil {
t.Fatalf("test(%s) err: %v", test.test, err)
}
if (test.shouldExist && outA == nil) || (!test.shouldExist && outA != nil) {
t.Fatalf("test(%s) bad: %v", test.test, outA)
}
}
}
func TestCoreScheduler_PartitionReap(t *testing.T) {
s1 := testServer(t, nil)
defer s1.Shutdown()
testutil.WaitForLeader(t, s1.RPC)
// Create a core scheduler
snap, err := s1.fsm.State().Snapshot()
if err != nil {
t.Fatalf("err: %v", err)
}
core := NewCoreScheduler(s1, snap)
// Set the max ids per reap to something lower.
maxIdsPerReap = 2
evals := []string{"a", "b", "c"}
allocs := []string{"1", "2", "3"}
requests := core.(*CoreScheduler).partitionReap(evals, allocs)
if len(requests) != 3 {
t.Fatalf("Expected 3 requests got: %v", requests)
}
first := requests[0]
if len(first.Allocs) != 2 && len(first.Evals) != 0 {
t.Fatalf("Unexpected first request: %v", first)
}
second := requests[1]
if len(second.Allocs) != 1 && len(second.Evals) != 1 {
t.Fatalf("Unexpected second request: %v", second)
}
third := requests[2]
if len(third.Allocs) != 0 && len(third.Evals) != 2 {
t.Fatalf("Unexpected third request: %v", third)
}
}