open-nomad/nomad/deploymentwatcher/deployments_watcher_test.go

2084 lines
71 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package deploymentwatcher
import (
"fmt"
"testing"
"time"
memdb "github.com/hashicorp/go-memdb"
"github.com/hashicorp/nomad/ci"
"github.com/hashicorp/nomad/helper/pointer"
"github.com/hashicorp/nomad/helper/testlog"
"github.com/hashicorp/nomad/helper/uuid"
"github.com/hashicorp/nomad/nomad/mock"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/hashicorp/nomad/testutil"
"github.com/shoenig/test/must"
"github.com/stretchr/testify/assert"
mocker "github.com/stretchr/testify/mock"
"github.com/stretchr/testify/require"
)
func testDeploymentWatcher(t *testing.T, qps float64, batchDur time.Duration) (*Watcher, *mockBackend) {
m := newMockBackend(t)
w := NewDeploymentsWatcher(testlog.HCLogger(t), m, nil, nil, qps, batchDur)
return w, m
}
func defaultTestDeploymentWatcher(t *testing.T) (*Watcher, *mockBackend) {
return testDeploymentWatcher(t, LimitStateQueriesPerSecond, CrossDeploymentUpdateBatchDuration)
}
// Tests that the watcher properly watches for deployments and reconciles them
func TestWatcher_WatchDeployments(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create three jobs
j1, j2, j3 := mock.Job(), mock.Job(), mock.Job()
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, 100, nil, j1))
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, 101, nil, j2))
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, 102, nil, j3))
// Create three deployments all running
d1, d2, d3 := mock.Deployment(), mock.Deployment(), mock.Deployment()
d1.JobID = j1.ID
d2.JobID = j2.ID
d3.JobID = j3.ID
// Upsert the first deployment
require.Nil(m.state.UpsertDeployment(103, d1))
// Next list 3
block1 := make(chan time.Time)
go func() {
<-block1
require.Nil(m.state.UpsertDeployment(104, d2))
require.Nil(m.state.UpsertDeployment(105, d3))
}()
//// Next list 3 but have one be terminal
block2 := make(chan time.Time)
d3terminal := d3.Copy()
d3terminal.Status = structs.DeploymentStatusFailed
go func() {
<-block2
require.Nil(m.state.UpsertDeployment(106, d3terminal))
}()
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "1 deployment returned") })
close(block1)
testutil.WaitForResult(func() (bool, error) { return 3 == watchersCount(w), nil },
func(err error) { require.Equal(3, watchersCount(w), "3 deployment returned") })
close(block2)
testutil.WaitForResult(func() (bool, error) { return 2 == watchersCount(w), nil },
func(err error) { require.Equal(3, watchersCount(w), "3 deployment returned - 1 terminal") })
}
// Tests that calls against an unknown deployment fail
func TestWatcher_UnknownDeployment(t *testing.T) {
ci.Parallel(t)
assert := assert.New(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
w.SetEnabled(true, m.state)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// The expected error is that it should be an unknown deployment
dID := uuid.Generate()
expected := fmt.Sprintf("unknown deployment %q", dID)
// Request setting the health against an unknown deployment
req := &structs.DeploymentAllocHealthRequest{
DeploymentID: dID,
HealthyAllocationIDs: []string{uuid.Generate()},
}
var resp structs.DeploymentUpdateResponse
err := w.SetAllocHealth(req, &resp)
if assert.NotNil(err, "should have error for unknown deployment") {
require.Contains(err.Error(), expected)
}
// Request promoting against an unknown deployment
req2 := &structs.DeploymentPromoteRequest{
DeploymentID: dID,
All: true,
}
err = w.PromoteDeployment(req2, &resp)
if assert.NotNil(err, "should have error for unknown deployment") {
require.Contains(err.Error(), expected)
}
// Request pausing against an unknown deployment
req3 := &structs.DeploymentPauseRequest{
DeploymentID: dID,
Pause: true,
}
err = w.PauseDeployment(req3, &resp)
if assert.NotNil(err, "should have error for unknown deployment") {
require.Contains(err.Error(), expected)
}
// Request failing against an unknown deployment
req4 := &structs.DeploymentFailRequest{
DeploymentID: dID,
}
err = w.FailDeployment(req4, &resp)
if assert.NotNil(err, "should have error for unknown deployment") {
require.Contains(err.Error(), expected)
}
}
// Test setting an unknown allocation's health
func TestWatcher_SetAllocHealth_Unknown(t *testing.T) {
ci.Parallel(t)
assert := assert.New(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, and a deployment
j := mock.Job()
d := mock.Deployment()
d.JobID = j.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
// require that we get a call to UpsertDeploymentAllocHealth
a := mock.Alloc()
matchConfig := &matchDeploymentAllocHealthRequestConfig{
DeploymentID: d.ID,
Healthy: []string{a.ID},
Eval: true,
}
matcher := matchDeploymentAllocHealthRequest(matchConfig)
m.On("UpdateDeploymentAllocHealth", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call SetAllocHealth
req := &structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
HealthyAllocationIDs: []string{a.ID},
}
var resp structs.DeploymentUpdateResponse
err := w.SetAllocHealth(req, &resp)
if assert.NotNil(err, "Set health of unknown allocation") {
require.Contains(err.Error(), "unknown")
}
require.Equal(1, watchersCount(w), "Deployment should still be active")
}
// Test setting allocation health
func TestWatcher_SetAllocHealth_Healthy(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, alloc, and a deployment
j := mock.Job()
d := mock.Deployment()
d.JobID = j.ID
a := mock.Alloc()
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// require that we get a call to UpsertDeploymentAllocHealth
matchConfig := &matchDeploymentAllocHealthRequestConfig{
DeploymentID: d.ID,
Healthy: []string{a.ID},
Eval: true,
}
matcher := matchDeploymentAllocHealthRequest(matchConfig)
m.On("UpdateDeploymentAllocHealth", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call SetAllocHealth
req := &structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
HealthyAllocationIDs: []string{a.ID},
}
var resp structs.DeploymentUpdateResponse
err := w.SetAllocHealth(req, &resp)
require.Nil(err, "SetAllocHealth")
require.Equal(1, watchersCount(w), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentAllocHealth", mocker.MatchedBy(matcher))
}
// Test setting allocation unhealthy
func TestWatcher_SetAllocHealth_Unhealthy(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, alloc, and a deployment
j := mock.Job()
d := mock.Deployment()
d.JobID = j.ID
a := mock.Alloc()
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// require that we get a call to UpsertDeploymentAllocHealth
matchConfig := &matchDeploymentAllocHealthRequestConfig{
DeploymentID: d.ID,
Unhealthy: []string{a.ID},
Eval: true,
DeploymentUpdate: &structs.DeploymentStatusUpdate{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionFailedAllocations,
},
}
matcher := matchDeploymentAllocHealthRequest(matchConfig)
m.On("UpdateDeploymentAllocHealth", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call SetAllocHealth
req := &structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
UnhealthyAllocationIDs: []string{a.ID},
}
var resp structs.DeploymentUpdateResponse
err := w.SetAllocHealth(req, &resp)
require.Nil(err, "SetAllocHealth")
testutil.WaitForResult(func() (bool, error) { return 0 == watchersCount(w), nil },
func(err error) { require.Equal(0, watchersCount(w), "Should have no deployment") })
m.AssertNumberOfCalls(t, "UpdateDeploymentAllocHealth", 1)
}
// Test setting allocation unhealthy and that there should be a rollback
func TestWatcher_SetAllocHealth_Unhealthy_Rollback(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.AutoRevert = true
j.TaskGroups[0].Update.ProgressDeadline = 0
j.Stable = true
d := mock.Deployment()
d.JobID = j.ID
d.TaskGroups["web"].AutoRevert = true
a := mock.Alloc()
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// Upsert the job again to get a new version
j2 := j.Copy()
j2.Stable = false
// Modify the job to make its specification different
j2.Meta["foo"] = "bar"
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j2), "UpsertJob2")
// require that we get a call to UpsertDeploymentAllocHealth
matchConfig := &matchDeploymentAllocHealthRequestConfig{
DeploymentID: d.ID,
Unhealthy: []string{a.ID},
Eval: true,
DeploymentUpdate: &structs.DeploymentStatusUpdate{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionFailedAllocations,
},
JobVersion: pointer.Of(uint64(0)),
}
matcher := matchDeploymentAllocHealthRequest(matchConfig)
m.On("UpdateDeploymentAllocHealth", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call SetAllocHealth
req := &structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
UnhealthyAllocationIDs: []string{a.ID},
}
var resp structs.DeploymentUpdateResponse
err := w.SetAllocHealth(req, &resp)
require.Nil(err, "SetAllocHealth")
testutil.WaitForResult(func() (bool, error) { return 0 == watchersCount(w), nil },
func(err error) { require.Equal(0, watchersCount(w), "Should have no deployment") })
m.AssertNumberOfCalls(t, "UpdateDeploymentAllocHealth", 1)
}
// Test setting allocation unhealthy on job with identical spec and there should be no rollback
func TestWatcher_SetAllocHealth_Unhealthy_NoRollback(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.AutoRevert = true
j.TaskGroups[0].Update.ProgressDeadline = 0
j.Stable = true
d := mock.Deployment()
d.JobID = j.ID
d.TaskGroups["web"].AutoRevert = true
a := mock.Alloc()
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// Upsert the job again to get a new version
j2 := j.Copy()
j2.Stable = false
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j2), "UpsertJob2")
// require that we get a call to UpsertDeploymentAllocHealth
matchConfig := &matchDeploymentAllocHealthRequestConfig{
DeploymentID: d.ID,
Unhealthy: []string{a.ID},
Eval: true,
DeploymentUpdate: &structs.DeploymentStatusUpdate{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionFailedAllocations,
},
JobVersion: nil,
}
matcher := matchDeploymentAllocHealthRequest(matchConfig)
m.On("UpdateDeploymentAllocHealth", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call SetAllocHealth
req := &structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
UnhealthyAllocationIDs: []string{a.ID},
}
var resp structs.DeploymentUpdateResponse
err := w.SetAllocHealth(req, &resp)
require.Nil(err, "SetAllocHealth")
testutil.WaitForResult(func() (bool, error) { return 0 == watchersCount(w), nil },
func(err error) { require.Equal(0, watchersCount(w), "Should have no deployment") })
m.AssertNumberOfCalls(t, "UpdateDeploymentAllocHealth", 1)
}
// Test promoting a deployment
func TestWatcher_PromoteDeployment_HealthyCanaries(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, canary alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.Canary = 1
j.TaskGroups[0].Update.ProgressDeadline = 0
d := mock.Deployment()
d.JobID = j.ID
a := mock.Alloc()
d.TaskGroups[a.TaskGroup].DesiredCanaries = 1
d.TaskGroups[a.TaskGroup].PlacedCanaries = []string{a.ID}
a.DeploymentStatus = &structs.AllocDeploymentStatus{
Healthy: pointer.Of(true),
}
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// require that we get a call to UpsertDeploymentPromotion
matchConfig := &matchDeploymentPromoteRequestConfig{
Promotion: &structs.DeploymentPromoteRequest{
DeploymentID: d.ID,
All: true,
},
Eval: true,
}
matcher := matchDeploymentPromoteRequest(matchConfig)
m.On("UpdateDeploymentPromotion", mocker.MatchedBy(matcher)).Return(nil)
// We may get an update for the desired transition.
m1 := matchUpdateAllocDesiredTransitions([]string{d.ID})
m.On("UpdateAllocDesiredTransition", mocker.MatchedBy(m1)).Return(nil).Once()
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call PromoteDeployment
req := &structs.DeploymentPromoteRequest{
DeploymentID: d.ID,
All: true,
}
var resp structs.DeploymentUpdateResponse
err := w.PromoteDeployment(req, &resp)
require.Nil(err, "PromoteDeployment")
require.Equal(1, watchersCount(w), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentPromotion", mocker.MatchedBy(matcher))
}
// Test promoting a deployment with unhealthy canaries
func TestWatcher_PromoteDeployment_UnhealthyCanaries(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, canary alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.Canary = 2
j.TaskGroups[0].Update.ProgressDeadline = 0
d := mock.Deployment()
d.JobID = j.ID
a := mock.Alloc()
d.TaskGroups[a.TaskGroup].PlacedCanaries = []string{a.ID}
d.TaskGroups[a.TaskGroup].DesiredCanaries = 2
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// require that we get a call to UpsertDeploymentPromotion
matchConfig := &matchDeploymentPromoteRequestConfig{
Promotion: &structs.DeploymentPromoteRequest{
DeploymentID: d.ID,
All: true,
},
Eval: true,
}
matcher := matchDeploymentPromoteRequest(matchConfig)
m.On("UpdateDeploymentPromotion", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call SetAllocHealth
req := &structs.DeploymentPromoteRequest{
DeploymentID: d.ID,
All: true,
}
var resp structs.DeploymentUpdateResponse
err := w.PromoteDeployment(req, &resp)
if assert.NotNil(t, err, "PromoteDeployment") {
// 0/2 because the old version has been stopped but the canary isn't marked healthy yet
require.Contains(err.Error(), `Task group "web" has 0/2 healthy allocations`, "Should error because canary isn't marked healthy")
}
require.Equal(1, watchersCount(w), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentPromotion", mocker.MatchedBy(matcher))
}
func TestWatcher_AutoPromoteDeployment(t *testing.T) {
ci.Parallel(t)
w, m := defaultTestDeploymentWatcher(t)
now := time.Now()
// Create 1 UpdateStrategy, 1 job (2 TaskGroups), 2 canaries, and 1 deployment
canaryUpd := structs.DefaultUpdateStrategy.Copy()
canaryUpd.AutoPromote = true
canaryUpd.MaxParallel = 2
canaryUpd.Canary = 2
canaryUpd.ProgressDeadline = 5 * time.Second
rollingUpd := structs.DefaultUpdateStrategy.Copy()
rollingUpd.ProgressDeadline = 5 * time.Second
j := mock.MultiTaskGroupJob()
j.TaskGroups[0].Update = canaryUpd
j.TaskGroups[1].Update = rollingUpd
d := mock.Deployment()
d.JobID = j.ID
// This is created in scheduler.computeGroup at runtime, where properties from the
// UpdateStrategy are copied in
d.TaskGroups = map[string]*structs.DeploymentState{
"web": {
AutoPromote: canaryUpd.AutoPromote,
AutoRevert: canaryUpd.AutoRevert,
ProgressDeadline: canaryUpd.ProgressDeadline,
DesiredTotal: 2,
},
"api": {
AutoPromote: rollingUpd.AutoPromote,
AutoRevert: rollingUpd.AutoRevert,
ProgressDeadline: rollingUpd.ProgressDeadline,
DesiredTotal: 2,
},
}
canaryAlloc := func() *structs.Allocation {
a := mock.Alloc()
a.DeploymentID = d.ID
a.CreateTime = now.UnixNano()
a.ModifyTime = now.UnixNano()
a.DeploymentStatus = &structs.AllocDeploymentStatus{
Canary: true,
}
return a
}
rollingAlloc := func() *structs.Allocation {
a := mock.Alloc()
a.DeploymentID = d.ID
a.CreateTime = now.UnixNano()
a.ModifyTime = now.UnixNano()
a.TaskGroup = "api"
a.AllocatedResources.Tasks["api"] = a.AllocatedResources.Tasks["web"].Copy()
delete(a.AllocatedResources.Tasks, "web")
a.TaskResources["api"] = a.TaskResources["web"].Copy()
delete(a.TaskResources, "web")
a.DeploymentStatus = &structs.AllocDeploymentStatus{
Canary: false,
}
return a
}
// Web taskgroup (0)
ca1 := canaryAlloc()
ca2 := canaryAlloc()
// Api taskgroup (1)
ra1 := rollingAlloc()
ra2 := rollingAlloc()
d.TaskGroups[ca1.TaskGroup].PlacedCanaries = []string{ca1.ID, ca2.ID}
d.TaskGroups[ca1.TaskGroup].DesiredCanaries = 2
d.TaskGroups[ra1.TaskGroup].PlacedAllocs = 2
require.NoError(t, m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.NoError(t, m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.NoError(t, m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{ca1, ca2, ra1, ra2}), "UpsertAllocs")
// =============================================================
// Support method calls
// clear UpdateDeploymentStatus default expectation
m.Mock.ExpectedCalls = nil
matchConfig0 := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionProgressDeadline,
Eval: true,
}
matcher0 := matchDeploymentStatusUpdateRequest(matchConfig0)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(matcher0)).Return(nil)
matchConfig1 := &matchDeploymentAllocHealthRequestConfig{
DeploymentID: d.ID,
Healthy: []string{ca1.ID, ca2.ID, ra1.ID, ra2.ID},
Eval: true,
}
matcher1 := matchDeploymentAllocHealthRequest(matchConfig1)
m.On("UpdateDeploymentAllocHealth", mocker.MatchedBy(matcher1)).Return(nil)
matchConfig2 := &matchDeploymentPromoteRequestConfig{
Promotion: &structs.DeploymentPromoteRequest{
DeploymentID: d.ID,
All: true,
},
Eval: true,
}
matcher2 := matchDeploymentPromoteRequest(matchConfig2)
m.On("UpdateDeploymentPromotion", mocker.MatchedBy(matcher2)).Return(nil)
// =============================================================
// Start the deployment
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) {
w.l.RLock()
defer w.l.RUnlock()
return 1 == len(w.watchers), nil
},
func(err error) {
w.l.RLock()
defer w.l.RUnlock()
require.Equal(t, 1, len(w.watchers), "Should have 1 deployment")
},
)
// Mark the canaries healthy
req := &structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
HealthyAllocationIDs: []string{ca1.ID, ca2.ID, ra1.ID, ra2.ID},
}
var resp structs.DeploymentUpdateResponse
// Calls w.raft.UpdateDeploymentAllocHealth, which is implemented by StateStore in
// state.UpdateDeploymentAllocHealth via a raft shim?
err := w.SetAllocHealth(req, &resp)
require.NoError(t, err)
ws := memdb.NewWatchSet()
testutil.WaitForResult(
func() (bool, error) {
ds, _ := m.state.DeploymentsByJobID(ws, j.Namespace, j.ID, true)
d = ds[0]
return 2 == d.TaskGroups["web"].HealthyAllocs, nil
},
func(err error) { require.NoError(t, err) },
)
require.Equal(t, 1, len(w.watchers), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentPromotion", mocker.MatchedBy(matcher2))
require.Equal(t, "running", d.Status)
require.True(t, d.TaskGroups["web"].Promoted)
a1, _ := m.state.AllocByID(ws, ca1.ID)
require.False(t, a1.DeploymentStatus.Canary)
require.Equal(t, "pending", a1.ClientStatus)
require.Equal(t, "run", a1.DesiredStatus)
b1, _ := m.state.AllocByID(ws, ca2.ID)
require.False(t, b1.DeploymentStatus.Canary)
}
func TestWatcher_AutoPromoteDeployment_UnhealthyCanaries(t *testing.T) {
ci.Parallel(t)
w, m := defaultTestDeploymentWatcher(t)
now := time.Now()
// Create 1 UpdateStrategy, 1 job (2 TaskGroups), 2 canaries, and 1 deployment
canaryUpd := structs.DefaultUpdateStrategy.Copy()
canaryUpd.AutoPromote = true
canaryUpd.MaxParallel = 2
canaryUpd.Canary = 2
canaryUpd.ProgressDeadline = 5 * time.Second
j := mock.MultiTaskGroupJob()
j.TaskGroups[0].Update = canaryUpd
d := mock.Deployment()
d.JobID = j.ID
// This is created in scheduler.computeGroup at runtime, where properties from the
// UpdateStrategy are copied in
d.TaskGroups = map[string]*structs.DeploymentState{
"web": {
AutoPromote: canaryUpd.AutoPromote,
AutoRevert: canaryUpd.AutoRevert,
ProgressDeadline: canaryUpd.ProgressDeadline,
DesiredTotal: 2,
},
}
canaryAlloc := func() *structs.Allocation {
a := mock.Alloc()
a.DeploymentID = d.ID
a.CreateTime = now.UnixNano()
a.ModifyTime = now.UnixNano()
a.DeploymentStatus = &structs.AllocDeploymentStatus{
Canary: true,
}
return a
}
// Web taskgroup
ca1 := canaryAlloc()
ca2 := canaryAlloc()
ca3 := canaryAlloc()
d.TaskGroups[ca1.TaskGroup].PlacedCanaries = []string{ca1.ID, ca2.ID, ca3.ID}
d.TaskGroups[ca1.TaskGroup].DesiredCanaries = 2
require.NoError(t, m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.NoError(t, m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.NoError(t, m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{ca1, ca2, ca3}), "UpsertAllocs")
// =============================================================
// Support method calls
// clear UpdateDeploymentStatus default expectation
m.Mock.ExpectedCalls = nil
matchConfig0 := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionProgressDeadline,
Eval: true,
}
matcher0 := matchDeploymentStatusUpdateRequest(matchConfig0)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(matcher0)).Return(nil)
matchConfig1 := &matchDeploymentAllocHealthRequestConfig{
DeploymentID: d.ID,
Healthy: []string{ca1.ID, ca2.ID},
Eval: true,
}
matcher1 := matchDeploymentAllocHealthRequest(matchConfig1)
m.On("UpdateDeploymentAllocHealth", mocker.MatchedBy(matcher1)).Return(nil)
matchConfig2 := &matchDeploymentPromoteRequestConfig{
Promotion: &structs.DeploymentPromoteRequest{
DeploymentID: d.ID,
All: true,
},
Eval: true,
}
matcher2 := matchDeploymentPromoteRequest(matchConfig2)
m.On("UpdateDeploymentPromotion", mocker.MatchedBy(matcher2)).Return(nil)
// =============================================================
// Start the deployment
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) {
w.l.RLock()
defer w.l.RUnlock()
return 1 == len(w.watchers), nil
},
func(err error) {
w.l.RLock()
defer w.l.RUnlock()
require.Equal(t, 1, len(w.watchers), "Should have 1 deployment")
},
)
// Mark only 2 canaries as healthy
req := &structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
HealthyAllocationIDs: []string{ca1.ID, ca2.ID},
}
var resp structs.DeploymentUpdateResponse
// Calls w.raft.UpdateDeploymentAllocHealth, which is implemented by StateStore in
// state.UpdateDeploymentAllocHealth via a raft shim?
err := w.SetAllocHealth(req, &resp)
require.NoError(t, err)
ws := memdb.NewWatchSet()
testutil.WaitForResult(
func() (bool, error) {
ds, _ := m.state.DeploymentsByJobID(ws, j.Namespace, j.ID, true)
d = ds[0]
return 2 == d.TaskGroups["web"].HealthyAllocs, nil
},
func(err error) { require.NoError(t, err) },
)
// Verify that a promotion request was submitted.
require.Equal(t, 1, len(w.watchers), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentPromotion", mocker.MatchedBy(matcher2))
require.Equal(t, "running", d.Status)
require.True(t, d.TaskGroups["web"].Promoted)
a1, _ := m.state.AllocByID(ws, ca1.ID)
require.False(t, a1.DeploymentStatus.Canary)
require.Equal(t, "pending", a1.ClientStatus)
require.Equal(t, "run", a1.DesiredStatus)
b1, _ := m.state.AllocByID(ws, ca2.ID)
require.False(t, b1.DeploymentStatus.Canary)
}
// Test pausing a deployment that is running
func TestWatcher_PauseDeployment_Pause_Running(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
// clear UpdateDeploymentStatus default expectation
m.Mock.ExpectedCalls = nil
// Create a job and a deployment
j := mock.Job()
d := mock.Deployment()
d.JobID = j.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
// require that we get a call to UpsertDeploymentStatusUpdate
matchConfig := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusPaused,
StatusDescription: structs.DeploymentStatusDescriptionPaused,
}
matcher := matchDeploymentStatusUpdateRequest(matchConfig)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call PauseDeployment
req := &structs.DeploymentPauseRequest{
DeploymentID: d.ID,
Pause: true,
}
var resp structs.DeploymentUpdateResponse
err := w.PauseDeployment(req, &resp)
require.Nil(err, "PauseDeployment")
require.Equal(1, watchersCount(w), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentStatus", mocker.MatchedBy(matcher))
}
// Test pausing a deployment that is paused
func TestWatcher_PauseDeployment_Pause_Paused(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
// clear UpdateDeploymentStatus default expectation
m.Mock.ExpectedCalls = nil
// Create a job and a deployment
j := mock.Job()
d := mock.Deployment()
d.JobID = j.ID
d.Status = structs.DeploymentStatusPaused
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
// require that we get a call to UpsertDeploymentStatusUpdate
matchConfig := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusPaused,
StatusDescription: structs.DeploymentStatusDescriptionPaused,
}
matcher := matchDeploymentStatusUpdateRequest(matchConfig)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call PauseDeployment
req := &structs.DeploymentPauseRequest{
DeploymentID: d.ID,
Pause: true,
}
var resp structs.DeploymentUpdateResponse
err := w.PauseDeployment(req, &resp)
require.Nil(err, "PauseDeployment")
require.Equal(1, watchersCount(w), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentStatus", mocker.MatchedBy(matcher))
}
// Test unpausing a deployment that is paused
func TestWatcher_PauseDeployment_Unpause_Paused(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
// Create a job and a deployment
j := mock.Job()
d := mock.Deployment()
d.JobID = j.ID
d.Status = structs.DeploymentStatusPaused
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
// require that we get a call to UpsertDeploymentStatusUpdate
matchConfig := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusRunning,
StatusDescription: structs.DeploymentStatusDescriptionRunning,
Eval: true,
}
matcher := matchDeploymentStatusUpdateRequest(matchConfig)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call PauseDeployment
req := &structs.DeploymentPauseRequest{
DeploymentID: d.ID,
Pause: false,
}
var resp structs.DeploymentUpdateResponse
err := w.PauseDeployment(req, &resp)
require.Nil(err, "PauseDeployment")
require.Equal(1, watchersCount(w), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentStatus", mocker.MatchedBy(matcher))
}
// Test unpausing a deployment that is running
func TestWatcher_PauseDeployment_Unpause_Running(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
// Create a job and a deployment
j := mock.Job()
d := mock.Deployment()
d.JobID = j.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
// require that we get a call to UpsertDeploymentStatusUpdate
matchConfig := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusRunning,
StatusDescription: structs.DeploymentStatusDescriptionRunning,
Eval: true,
}
matcher := matchDeploymentStatusUpdateRequest(matchConfig)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call PauseDeployment
req := &structs.DeploymentPauseRequest{
DeploymentID: d.ID,
Pause: false,
}
var resp structs.DeploymentUpdateResponse
err := w.PauseDeployment(req, &resp)
require.Nil(err, "PauseDeployment")
require.Equal(1, watchersCount(w), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentStatus", mocker.MatchedBy(matcher))
}
// Test failing a deployment that is running
func TestWatcher_FailDeployment_Running(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := defaultTestDeploymentWatcher(t)
// Create a job and a deployment
j := mock.Job()
d := mock.Deployment()
d.JobID = j.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
// require that we get a call to UpsertDeploymentStatusUpdate
matchConfig := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionFailedByUser,
Eval: true,
}
matcher := matchDeploymentStatusUpdateRequest(matchConfig)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(matcher)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Call PauseDeployment
req := &structs.DeploymentFailRequest{
DeploymentID: d.ID,
}
var resp structs.DeploymentUpdateResponse
err := w.FailDeployment(req, &resp)
require.Nil(err, "FailDeployment")
require.Equal(1, watchersCount(w), "Deployment should still be active")
m.AssertCalled(t, "UpdateDeploymentStatus", mocker.MatchedBy(matcher))
}
// Tests that the watcher properly watches for allocation changes and takes the
// proper actions
func TestDeploymentWatcher_Watch_NoProgressDeadline(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := testDeploymentWatcher(t, 1000.0, 1*time.Millisecond)
// Create a job, alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.AutoRevert = true
j.TaskGroups[0].Update.ProgressDeadline = 0
j.Stable = true
d := mock.Deployment()
d.JobID = j.ID
d.TaskGroups["web"].AutoRevert = true
a := mock.Alloc()
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// Upsert the job again to get a new version
j2 := j.Copy()
// Modify the job to make its specification different
j2.Meta["foo"] = "bar"
j2.Stable = false
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j2), "UpsertJob2")
// require that we will get a update allocation call only once. This will
// verify that the watcher is batching allocation changes
m1 := matchUpdateAllocDesiredTransitions([]string{d.ID})
m.On("UpdateAllocDesiredTransition", mocker.MatchedBy(m1)).Return(nil).Once()
// require that we get a call to UpsertDeploymentStatusUpdate
c := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionRollback(structs.DeploymentStatusDescriptionFailedAllocations, 0),
JobVersion: pointer.Of(uint64(0)),
Eval: true,
}
m2 := matchDeploymentStatusUpdateRequest(c)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(m2)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Update the allocs health to healthy which should create an evaluation
for i := 0; i < 5; i++ {
req := &structs.ApplyDeploymentAllocHealthRequest{
DeploymentAllocHealthRequest: structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
HealthyAllocationIDs: []string{a.ID},
},
}
require.Nil(m.state.UpdateDeploymentAllocHealth(structs.MsgTypeTestSetup, m.nextIndex(), req), "UpsertDeploymentAllocHealth")
}
// Wait for there to be one eval
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
evals, err := m.state.EvalsByJob(ws, j.Namespace, j.ID)
if err != nil {
return false, err
}
if l := len(evals); l != 1 {
return false, fmt.Errorf("Got %d evals; want 1", l)
}
return true, nil
}, func(err error) {
t.Fatal(err)
})
// Update the allocs health to unhealthy which should create a job rollback,
// status update and eval
req2 := &structs.ApplyDeploymentAllocHealthRequest{
DeploymentAllocHealthRequest: structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
UnhealthyAllocationIDs: []string{a.ID},
},
}
require.Nil(m.state.UpdateDeploymentAllocHealth(structs.MsgTypeTestSetup, m.nextIndex(), req2), "UpsertDeploymentAllocHealth")
// Wait for there to be one eval
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
evals, err := m.state.EvalsByJob(ws, j.Namespace, j.ID)
if err != nil {
return false, err
}
if l := len(evals); l != 2 {
return false, fmt.Errorf("Got %d evals; want 1", l)
}
return true, nil
}, func(err error) {
t.Fatal(err)
})
m.AssertCalled(t, "UpdateAllocDesiredTransition", mocker.MatchedBy(m1))
// After we upsert the job version will go to 2. So use this to require the
// original call happened.
c2 := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionRollback(structs.DeploymentStatusDescriptionFailedAllocations, 0),
JobVersion: pointer.Of(uint64(2)),
Eval: true,
}
m3 := matchDeploymentStatusUpdateRequest(c2)
m.AssertCalled(t, "UpdateDeploymentStatus", mocker.MatchedBy(m3))
testutil.WaitForResult(func() (bool, error) { return 0 == watchersCount(w), nil },
func(err error) { require.Equal(0, watchersCount(w), "Should have no deployment") })
}
func TestDeploymentWatcher_Watch_ProgressDeadline(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := testDeploymentWatcher(t, 1000.0, 1*time.Millisecond)
// Create a job, alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.ProgressDeadline = 500 * time.Millisecond
j.Stable = true
d := mock.Deployment()
d.JobID = j.ID
d.TaskGroups["web"].ProgressDeadline = 500 * time.Millisecond
a := mock.Alloc()
now := time.Now()
a.CreateTime = now.UnixNano()
a.ModifyTime = now.UnixNano()
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// require that we get a call to UpsertDeploymentStatusUpdate
c := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionProgressDeadline,
Eval: true,
}
m2 := matchDeploymentStatusUpdateRequest(c)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(m2)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Update the alloc to be unhealthy and require that nothing happens.
a2 := a.Copy()
a2.DeploymentStatus = &structs.AllocDeploymentStatus{
Healthy: pointer.Of(false),
Timestamp: now,
}
require.Nil(m.state.UpdateAllocsFromClient(structs.MsgTypeTestSetup, 100, []*structs.Allocation{a2}))
// Wait for the deployment to be failed
testutil.WaitForResult(func() (bool, error) {
d, err := m.state.DeploymentByID(nil, d.ID)
if err != nil {
return false, err
}
return d.Status == structs.DeploymentStatusFailed, fmt.Errorf("bad status %q", d.Status)
}, func(err error) {
t.Fatal(err)
})
// require there are is only one evaluation
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
evals, err := m.state.EvalsByJob(ws, j.Namespace, j.ID)
if err != nil {
return false, err
}
if l := len(evals); l != 1 {
return false, fmt.Errorf("Got %d evals; want 1", l)
}
return true, nil
}, func(err error) {
t.Fatal(err)
})
}
// Test that progress deadline handling works when there are multiple groups
func TestDeploymentWatcher_ProgressCutoff(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := testDeploymentWatcher(t, 1000.0, 1*time.Millisecond)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Count = 1
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.ProgressDeadline = 500 * time.Millisecond
j.TaskGroups = append(j.TaskGroups, j.TaskGroups[0].Copy())
j.TaskGroups[1].Name = "foo"
j.TaskGroups[1].Update.ProgressDeadline = 1 * time.Second
j.Stable = true
d := mock.Deployment()
d.JobID = j.ID
d.TaskGroups["web"].DesiredTotal = 1
d.TaskGroups["foo"] = d.TaskGroups["web"].Copy()
d.TaskGroups["web"].ProgressDeadline = 500 * time.Millisecond
d.TaskGroups["foo"].ProgressDeadline = 1 * time.Second
a := mock.Alloc()
now := time.Now()
a.CreateTime = now.UnixNano()
a.ModifyTime = now.UnixNano()
a.DeploymentID = d.ID
a2 := mock.Alloc()
a2.TaskGroup = "foo"
a2.CreateTime = now.UnixNano()
a2.ModifyTime = now.UnixNano()
a2.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a, a2}), "UpsertAllocs")
// We may get an update for the desired transition.
m1 := matchUpdateAllocDesiredTransitions([]string{d.ID})
m.On("UpdateAllocDesiredTransition", mocker.MatchedBy(m1)).Return(nil).Once()
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
watcher, err := w.getOrCreateWatcher(d.ID)
require.NoError(err)
require.NotNil(watcher)
d1, err := m.state.DeploymentByID(nil, d.ID)
require.NoError(err)
done := watcher.doneGroups(d1)
require.Contains(done, "web")
require.False(done["web"])
require.Contains(done, "foo")
require.False(done["foo"])
cutoff1 := watcher.getDeploymentProgressCutoff(d1)
require.False(cutoff1.IsZero())
// Update the first allocation to be healthy
a3 := a.Copy()
a3.DeploymentStatus = &structs.AllocDeploymentStatus{Healthy: pointer.Of(true)}
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a3}), "UpsertAllocs")
// Get the updated deployment
d2, err := m.state.DeploymentByID(nil, d.ID)
require.NoError(err)
done = watcher.doneGroups(d2)
require.Contains(done, "web")
require.True(done["web"])
require.Contains(done, "foo")
require.False(done["foo"])
cutoff2 := watcher.getDeploymentProgressCutoff(d2)
require.False(cutoff2.IsZero())
require.True(cutoff1.UnixNano() < cutoff2.UnixNano())
// Update the second allocation to be healthy
a4 := a2.Copy()
a4.DeploymentStatus = &structs.AllocDeploymentStatus{Healthy: pointer.Of(true)}
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a4}), "UpsertAllocs")
// Get the updated deployment
d3, err := m.state.DeploymentByID(nil, d.ID)
require.NoError(err)
done = watcher.doneGroups(d3)
require.Contains(done, "web")
require.True(done["web"])
require.Contains(done, "foo")
require.True(done["foo"])
cutoff3 := watcher.getDeploymentProgressCutoff(d2)
require.True(cutoff3.IsZero())
}
// Test that we will allow the progress deadline to be reached when the canaries
// are healthy but we haven't promoted
func TestDeploymentWatcher_Watch_ProgressDeadline_Canaries(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := testDeploymentWatcher(t, 1000.0, 1*time.Millisecond)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.Canary = 1
j.TaskGroups[0].Update.MaxParallel = 1
j.TaskGroups[0].Update.ProgressDeadline = 500 * time.Millisecond
j.Stable = true
d := mock.Deployment()
d.StatusDescription = structs.DeploymentStatusDescriptionRunningNeedsPromotion
d.JobID = j.ID
d.TaskGroups["web"].ProgressDeadline = 500 * time.Millisecond
d.TaskGroups["web"].DesiredCanaries = 1
a := mock.Alloc()
now := time.Now()
a.CreateTime = now.UnixNano()
a.ModifyTime = now.UnixNano()
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// require that we will get a createEvaluation call only once. This will
// verify that the watcher is batching allocation changes
m1 := matchUpdateAllocDesiredTransitions([]string{d.ID})
m.On("UpdateAllocDesiredTransition", mocker.MatchedBy(m1)).Return(nil).Once()
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Update the alloc to be unhealthy and require that nothing happens.
a2 := a.Copy()
a2.DeploymentStatus = &structs.AllocDeploymentStatus{
Healthy: pointer.Of(true),
Timestamp: now,
}
require.Nil(m.state.UpdateAllocsFromClient(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a2}))
// Wait for the deployment to cross the deadline
dout, err := m.state.DeploymentByID(nil, d.ID)
require.NoError(err)
require.NotNil(dout)
state := dout.TaskGroups["web"]
require.NotNil(state)
time.Sleep(state.RequireProgressBy.Add(time.Second).Sub(now))
// Require the deployment is still running
dout, err = m.state.DeploymentByID(nil, d.ID)
require.NoError(err)
require.NotNil(dout)
require.Equal(structs.DeploymentStatusRunning, dout.Status)
require.Equal(structs.DeploymentStatusDescriptionRunningNeedsPromotion, dout.StatusDescription)
// require there are is only one evaluation
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
evals, err := m.state.EvalsByJob(ws, j.Namespace, j.ID)
if err != nil {
return false, err
}
if l := len(evals); l != 1 {
return false, fmt.Errorf("Got %d evals; want 1", l)
}
return true, nil
}, func(err error) {
t.Fatal(err)
})
}
// Test that a promoted deployment with alloc healthy updates create
// evals to move the deployment forward
func TestDeploymentWatcher_PromotedCanary_UpdatedAllocs(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := testDeploymentWatcher(t, 1000.0, 1*time.Millisecond)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Count = 2
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.Canary = 1
j.TaskGroups[0].Update.MaxParallel = 1
j.TaskGroups[0].Update.ProgressDeadline = 50 * time.Millisecond
j.Stable = true
d := mock.Deployment()
d.TaskGroups["web"].DesiredTotal = 2
d.TaskGroups["web"].DesiredCanaries = 1
d.TaskGroups["web"].HealthyAllocs = 1
d.StatusDescription = structs.DeploymentStatusDescriptionRunning
d.JobID = j.ID
d.TaskGroups["web"].ProgressDeadline = 50 * time.Millisecond
d.TaskGroups["web"].RequireProgressBy = time.Now().Add(50 * time.Millisecond)
a := mock.Alloc()
now := time.Now()
a.CreateTime = now.UnixNano()
a.ModifyTime = now.UnixNano()
a.DeploymentID = d.ID
a.DeploymentStatus = &structs.AllocDeploymentStatus{
Healthy: pointer.Of(true),
Timestamp: now,
}
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
m1 := matchUpdateAllocDesiredTransitions([]string{d.ID})
m.On("UpdateAllocDesiredTransition", mocker.MatchedBy(m1)).Return(nil).Twice()
// Create another alloc
a2 := a.Copy()
a2.ID = uuid.Generate()
now = time.Now()
a2.CreateTime = now.UnixNano()
a2.ModifyTime = now.UnixNano()
a2.DeploymentStatus = &structs.AllocDeploymentStatus{
Healthy: pointer.Of(true),
Timestamp: now,
}
d.TaskGroups["web"].RequireProgressBy = time.Now().Add(2 * time.Second)
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
// Wait until batch eval period passes before updating another alloc
time.Sleep(1 * time.Second)
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a2}), "UpsertAllocs")
// Wait for the deployment to cross the deadline
dout, err := m.state.DeploymentByID(nil, d.ID)
require.NoError(err)
require.NotNil(dout)
state := dout.TaskGroups["web"]
require.NotNil(state)
time.Sleep(state.RequireProgressBy.Add(time.Second).Sub(now))
// There should be two evals
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
evals, err := m.state.EvalsByJob(ws, j.Namespace, j.ID)
if err != nil {
return false, err
}
if l := len(evals); l != 2 {
return false, fmt.Errorf("Got %d evals; want 2", l)
}
return true, nil
}, func(err error) {
t.Fatal(err)
})
}
func TestDeploymentWatcher_ProgressDeadline_LatePromote(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
mtype := structs.MsgTypeTestSetup
w, m := defaultTestDeploymentWatcher(t)
w.SetEnabled(true, m.state)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
progressTimeout := time.Millisecond * 1000
j := mock.Job()
j.TaskGroups[0].Name = "group1"
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.AutoRevert = false
j.TaskGroups[0].Update.ProgressDeadline = progressTimeout
j.TaskGroups = append(j.TaskGroups, j.TaskGroups[0].Copy())
j.TaskGroups[0].Name = "group2"
d := mock.Deployment()
d.JobID = j.ID
d.TaskGroups = map[string]*structs.DeploymentState{
"group1": {
ProgressDeadline: progressTimeout,
Promoted: false,
PlacedCanaries: []string{},
DesiredCanaries: 1,
DesiredTotal: 3,
PlacedAllocs: 0,
HealthyAllocs: 0,
UnhealthyAllocs: 0,
},
"group2": {
ProgressDeadline: progressTimeout,
Promoted: false,
PlacedCanaries: []string{},
DesiredCanaries: 1,
DesiredTotal: 1,
PlacedAllocs: 0,
HealthyAllocs: 0,
UnhealthyAllocs: 0,
},
}
require.NoError(m.state.UpsertJob(mtype, m.nextIndex(), nil, j))
require.NoError(m.state.UpsertDeployment(m.nextIndex(), d))
// require that we get a call to UpsertDeploymentPromotion
matchConfig := &matchDeploymentPromoteRequestConfig{
Promotion: &structs.DeploymentPromoteRequest{
DeploymentID: d.ID,
All: true,
},
Eval: true,
}
matcher := matchDeploymentPromoteRequest(matchConfig)
m.On("UpdateDeploymentPromotion", mocker.MatchedBy(matcher)).Return(nil)
m1 := matchUpdateAllocDesiredTransitions([]string{d.ID})
m.On("UpdateAllocDesiredTransition", mocker.MatchedBy(m1)).Return(nil)
// create canaries
now := time.Now()
canary1 := mock.Alloc()
canary1.Job = j
canary1.DeploymentID = d.ID
canary1.TaskGroup = "group1"
canary1.DesiredStatus = structs.AllocDesiredStatusRun
canary1.ModifyTime = now.UnixNano()
canary2 := mock.Alloc()
canary2.Job = j
canary2.DeploymentID = d.ID
canary2.TaskGroup = "group2"
canary2.DesiredStatus = structs.AllocDesiredStatusRun
canary2.ModifyTime = now.UnixNano()
allocs := []*structs.Allocation{canary1, canary2}
err := m.state.UpsertAllocs(mtype, m.nextIndex(), allocs)
require.NoError(err)
// 2nd group's canary becomes healthy
now = time.Now()
canary2 = canary2.Copy()
canary2.ModifyTime = now.UnixNano()
canary2.DeploymentStatus = &structs.AllocDeploymentStatus{
Canary: true,
Healthy: pointer.Of(true),
Timestamp: now,
}
allocs = []*structs.Allocation{canary2}
err = m.state.UpdateAllocsFromClient(mtype, m.nextIndex(), allocs)
require.NoError(err)
// wait for long enough to ensure we read deployment update channel
// this sleep creates the race condition associated with #7058
time.Sleep(50 * time.Millisecond)
// 1st group's canary becomes healthy
now = time.Now()
canary1 = canary1.Copy()
canary1.ModifyTime = now.UnixNano()
canary1.DeploymentStatus = &structs.AllocDeploymentStatus{
Canary: true,
Healthy: pointer.Of(true),
Timestamp: now,
}
allocs = []*structs.Allocation{canary1}
err = m.state.UpdateAllocsFromClient(mtype, m.nextIndex(), allocs)
require.NoError(err)
// ensure progress_deadline has definitely expired
time.Sleep(progressTimeout)
// promote the deployment
req := &structs.DeploymentPromoteRequest{
DeploymentID: d.ID,
All: true,
}
err = w.PromoteDeployment(req, &structs.DeploymentUpdateResponse{})
require.NoError(err)
// wait for long enough to ensure we read deployment update channel
time.Sleep(50 * time.Millisecond)
// create new allocs for promoted deployment
// (these come from plan_apply, not a client update)
now = time.Now()
alloc1a := mock.Alloc()
alloc1a.Job = j
alloc1a.DeploymentID = d.ID
alloc1a.TaskGroup = "group1"
alloc1a.ClientStatus = structs.AllocClientStatusPending
alloc1a.DesiredStatus = structs.AllocDesiredStatusRun
alloc1a.ModifyTime = now.UnixNano()
alloc1b := mock.Alloc()
alloc1b.Job = j
alloc1b.DeploymentID = d.ID
alloc1b.TaskGroup = "group1"
alloc1b.ClientStatus = structs.AllocClientStatusPending
alloc1b.DesiredStatus = structs.AllocDesiredStatusRun
alloc1b.ModifyTime = now.UnixNano()
allocs = []*structs.Allocation{alloc1a, alloc1b}
err = m.state.UpsertAllocs(mtype, m.nextIndex(), allocs)
require.NoError(err)
// allocs become healthy
now = time.Now()
alloc1a = alloc1a.Copy()
alloc1a.ClientStatus = structs.AllocClientStatusRunning
alloc1a.ModifyTime = now.UnixNano()
alloc1a.DeploymentStatus = &structs.AllocDeploymentStatus{
Canary: false,
Healthy: pointer.Of(true),
Timestamp: now,
}
alloc1b = alloc1b.Copy()
alloc1b.ClientStatus = structs.AllocClientStatusRunning
alloc1b.ModifyTime = now.UnixNano()
alloc1b.DeploymentStatus = &structs.AllocDeploymentStatus{
Canary: false,
Healthy: pointer.Of(true),
Timestamp: now,
}
allocs = []*structs.Allocation{alloc1a, alloc1b}
err = m.state.UpdateAllocsFromClient(mtype, m.nextIndex(), allocs)
require.NoError(err)
// ensure any progress deadline has expired
time.Sleep(progressTimeout)
// without a scheduler running we'll never mark the deployment as
// successful, so test that healthy == desired and that we haven't failed
deployment, err := m.state.DeploymentByID(nil, d.ID)
require.NoError(err)
require.Equal(structs.DeploymentStatusRunning, deployment.Status)
group1 := deployment.TaskGroups["group1"]
require.Equal(group1.DesiredTotal, group1.HealthyAllocs, "not enough healthy")
require.Equal(group1.DesiredTotal, group1.PlacedAllocs, "not enough placed")
require.Equal(0, group1.UnhealthyAllocs)
group2 := deployment.TaskGroups["group2"]
require.Equal(group2.DesiredTotal, group2.HealthyAllocs, "not enough healthy")
require.Equal(group2.DesiredTotal, group2.PlacedAllocs, "not enough placed")
require.Equal(0, group2.UnhealthyAllocs)
}
// Test scenario where deployment initially has no progress deadline
// After the deployment is updated, a failed alloc's DesiredTransition should be set
func TestDeploymentWatcher_Watch_StartWithoutProgressDeadline(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := testDeploymentWatcher(t, 1000.0, 1*time.Millisecond)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.ProgressDeadline = 500 * time.Millisecond
j.Stable = true
d := mock.Deployment()
d.JobID = j.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
a := mock.Alloc()
a.CreateTime = time.Now().UnixNano()
a.DeploymentID = d.ID
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
d.TaskGroups["web"].ProgressDeadline = 500 * time.Millisecond
// Update the deployment with a progress deadline
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
// Match on DesiredTransition set to Reschedule for the failed alloc
m1 := matchUpdateAllocDesiredTransitionReschedule([]string{a.ID})
m.On("UpdateAllocDesiredTransition", mocker.MatchedBy(m1)).Return(nil).Once()
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Update the alloc to be unhealthy
a2 := a.Copy()
a2.DeploymentStatus = &structs.AllocDeploymentStatus{
Healthy: pointer.Of(false),
Timestamp: time.Now(),
}
require.Nil(m.state.UpdateAllocsFromClient(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a2}))
// Wait for the alloc's DesiredState to set reschedule
testutil.WaitForResult(func() (bool, error) {
a, err := m.state.AllocByID(nil, a.ID)
if err != nil {
return false, err
}
dt := a.DesiredTransition
shouldReschedule := dt.Reschedule != nil && *dt.Reschedule
return shouldReschedule, fmt.Errorf("Desired Transition Reschedule should be set but got %v", shouldReschedule)
}, func(err error) {
t.Fatal(err)
})
}
// Test that we exit before hitting the Progress Deadline when we run out of reschedule attempts
// for a failing deployment
func TestDeploymentWatcher_Watch_FailEarly(t *testing.T) {
ci.Parallel(t)
w, m := testDeploymentWatcher(t, 1000.0, 1*time.Millisecond)
// Create a job, alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.ProgressDeadline = 500 * time.Millisecond
// Allow only 1 allocation for that deployment
j.TaskGroups[0].ReschedulePolicy.Attempts = 0
j.TaskGroups[0].ReschedulePolicy.Unlimited = false
j.Stable = true
d := mock.Deployment()
d.JobID = j.ID
d.TaskGroups["web"].ProgressDeadline = 500 * time.Millisecond
d.TaskGroups["web"].RequireProgressBy = time.Now().Add(d.TaskGroups["web"].ProgressDeadline)
a := mock.Alloc()
now := time.Now()
a.CreateTime = now.UnixNano()
a.ModifyTime = now.UnixNano()
a.DeploymentID = d.ID
must.Nil(t, m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), must.Sprint("UpsertJob"))
must.Nil(t, m.state.UpsertDeployment(m.nextIndex(), d), must.Sprint("UpsertDeployment"))
must.Nil(t, m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), must.Sprint("UpsertAllocs"))
// require that we get a call to UpsertDeploymentStatusUpdate
c := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionFailedAllocations,
Eval: true,
}
m2 := matchDeploymentStatusUpdateRequest(c)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(m2)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { must.Eq(t, 1, watchersCount(w), must.Sprint("Should have 1 deployment")) })
// Update the alloc to be unhealthy
a2 := a.Copy()
a2.DeploymentStatus = &structs.AllocDeploymentStatus{
Healthy: pointer.Of(false),
Timestamp: now,
}
must.Nil(t, m.state.UpdateAllocsFromClient(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a2}))
// Wait for the deployment to be failed
testutil.WaitForResult(func() (bool, error) {
d, err := m.state.DeploymentByID(nil, d.ID)
if err != nil {
return false, err
}
if d.Status != structs.DeploymentStatusFailed {
return false, fmt.Errorf("bad status %q", d.Status)
}
return d.StatusDescription == structs.DeploymentStatusDescriptionFailedAllocations, fmt.Errorf("bad status description %q", d.StatusDescription)
}, func(err error) {
t.Fatal(err)
})
// require there are is only one evaluation
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
evals, err := m.state.EvalsByJob(ws, j.Namespace, j.ID)
if err != nil {
return false, err
}
if l := len(evals); l != 1 {
return false, fmt.Errorf("Got %d evals; want 1", l)
}
return true, nil
}, func(err error) {
t.Fatal(err)
})
}
// Tests that the watcher fails rollback when the spec hasn't changed
func TestDeploymentWatcher_RollbackFailed(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := testDeploymentWatcher(t, 1000.0, 1*time.Millisecond)
// Create a job, alloc, and a deployment
j := mock.Job()
j.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j.TaskGroups[0].Update.MaxParallel = 2
j.TaskGroups[0].Update.AutoRevert = true
j.TaskGroups[0].Update.ProgressDeadline = 0
j.Stable = true
d := mock.Deployment()
d.JobID = j.ID
d.TaskGroups["web"].AutoRevert = true
a := mock.Alloc()
a.DeploymentID = d.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a}), "UpsertAllocs")
// Upsert the job again to get a new version
j2 := j.Copy()
// Modify the job to make its specification different
j2.Stable = false
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j2), "UpsertJob2")
// require that we will get a createEvaluation call only once. This will
// verify that the watcher is batching allocation changes
m1 := matchUpdateAllocDesiredTransitions([]string{d.ID})
m.On("UpdateAllocDesiredTransition", mocker.MatchedBy(m1)).Return(nil).Once()
// require that we get a call to UpsertDeploymentStatusUpdate with roll back failed as the status
c := &matchDeploymentStatusUpdateConfig{
DeploymentID: d.ID,
Status: structs.DeploymentStatusFailed,
StatusDescription: structs.DeploymentStatusDescriptionRollbackNoop(structs.DeploymentStatusDescriptionFailedAllocations, 0),
JobVersion: nil,
Eval: true,
}
m2 := matchDeploymentStatusUpdateRequest(c)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(m2)).Return(nil)
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 1 == watchersCount(w), nil },
func(err error) { require.Equal(1, watchersCount(w), "Should have 1 deployment") })
// Update the allocs health to healthy which should create an evaluation
for i := 0; i < 5; i++ {
req := &structs.ApplyDeploymentAllocHealthRequest{
DeploymentAllocHealthRequest: structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
HealthyAllocationIDs: []string{a.ID},
},
}
require.Nil(m.state.UpdateDeploymentAllocHealth(structs.MsgTypeTestSetup, m.nextIndex(), req), "UpsertDeploymentAllocHealth")
}
// Wait for there to be one eval
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
evals, err := m.state.EvalsByJob(ws, j.Namespace, j.ID)
if err != nil {
return false, err
}
if l := len(evals); l != 1 {
return false, fmt.Errorf("Got %d evals; want 1", l)
}
return true, nil
}, func(err error) {
t.Fatal(err)
})
// Update the allocs health to unhealthy which will cause attempting a rollback,
// fail in that step, do status update and eval
req2 := &structs.ApplyDeploymentAllocHealthRequest{
DeploymentAllocHealthRequest: structs.DeploymentAllocHealthRequest{
DeploymentID: d.ID,
UnhealthyAllocationIDs: []string{a.ID},
},
}
require.Nil(m.state.UpdateDeploymentAllocHealth(structs.MsgTypeTestSetup, m.nextIndex(), req2), "UpsertDeploymentAllocHealth")
// Wait for there to be one eval
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
evals, err := m.state.EvalsByJob(ws, j.Namespace, j.ID)
if err != nil {
return false, err
}
if l := len(evals); l != 2 {
return false, fmt.Errorf("Got %d evals; want 1", l)
}
return true, nil
}, func(err error) {
t.Fatal(err)
})
m.AssertCalled(t, "UpdateAllocDesiredTransition", mocker.MatchedBy(m1))
// verify that the job version hasn't changed after upsert
m.state.JobByID(nil, structs.DefaultNamespace, j.ID)
require.Equal(uint64(0), j.Version, "Expected job version 0 but got ", j.Version)
}
// Test allocation updates and evaluation creation is batched between watchers
func TestWatcher_BatchAllocUpdates(t *testing.T) {
ci.Parallel(t)
require := require.New(t)
w, m := testDeploymentWatcher(t, 1000.0, 1*time.Second)
m.On("UpdateDeploymentStatus", mocker.MatchedBy(func(args *structs.DeploymentStatusUpdateRequest) bool {
return true
})).Return(nil).Maybe()
// Create a job, alloc, for two deployments
j1 := mock.Job()
j1.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j1.TaskGroups[0].Update.ProgressDeadline = 0
d1 := mock.Deployment()
d1.JobID = j1.ID
a1 := mock.Alloc()
a1.Job = j1
a1.JobID = j1.ID
a1.DeploymentID = d1.ID
j2 := mock.Job()
j2.TaskGroups[0].Update = structs.DefaultUpdateStrategy.Copy()
j2.TaskGroups[0].Update.ProgressDeadline = 0
d2 := mock.Deployment()
d2.JobID = j2.ID
a2 := mock.Alloc()
a2.Job = j2
a2.JobID = j2.ID
a2.DeploymentID = d2.ID
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j1), "UpsertJob")
require.Nil(m.state.UpsertJob(structs.MsgTypeTestSetup, m.nextIndex(), nil, j2), "UpsertJob")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d1), "UpsertDeployment")
require.Nil(m.state.UpsertDeployment(m.nextIndex(), d2), "UpsertDeployment")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a1}), "UpsertAllocs")
require.Nil(m.state.UpsertAllocs(structs.MsgTypeTestSetup, m.nextIndex(), []*structs.Allocation{a2}), "UpsertAllocs")
// require that we will get a createEvaluation call only once and it contains
// both deployments. This will verify that the watcher is batching
// allocation changes
m1 := matchUpdateAllocDesiredTransitions([]string{d1.ID, d2.ID})
m.On("UpdateAllocDesiredTransition", mocker.MatchedBy(m1)).Return(nil).Once()
w.SetEnabled(true, m.state)
testutil.WaitForResult(func() (bool, error) { return 2 == watchersCount(w), nil },
func(err error) { require.Equal(2, watchersCount(w), "Should have 2 deployment") })
// Update the allocs health to healthy which should create an evaluation
req := &structs.ApplyDeploymentAllocHealthRequest{
DeploymentAllocHealthRequest: structs.DeploymentAllocHealthRequest{
DeploymentID: d1.ID,
HealthyAllocationIDs: []string{a1.ID},
},
}
require.Nil(m.state.UpdateDeploymentAllocHealth(structs.MsgTypeTestSetup, m.nextIndex(), req), "UpsertDeploymentAllocHealth")
req2 := &structs.ApplyDeploymentAllocHealthRequest{
DeploymentAllocHealthRequest: structs.DeploymentAllocHealthRequest{
DeploymentID: d2.ID,
HealthyAllocationIDs: []string{a2.ID},
},
}
require.Nil(m.state.UpdateDeploymentAllocHealth(structs.MsgTypeTestSetup, m.nextIndex(), req2), "UpsertDeploymentAllocHealth")
// Wait for there to be one eval for each job
testutil.WaitForResult(func() (bool, error) {
ws := memdb.NewWatchSet()
evals1, err := m.state.EvalsByJob(ws, j1.Namespace, j1.ID)
if err != nil {
return false, err
}
evals2, err := m.state.EvalsByJob(ws, j2.Namespace, j2.ID)
if err != nil {
return false, err
}
if l := len(evals1); l != 1 {
return false, fmt.Errorf("Got %d evals for job %v; want 1", l, j1.ID)
}
if l := len(evals2); l != 1 {
return false, fmt.Errorf("Got %d evals for job 2; want 1", l)
}
return true, nil
}, func(err error) {
t.Fatal(err)
})
m.AssertCalled(t, "UpdateAllocDesiredTransition", mocker.MatchedBy(m1))
testutil.WaitForResult(func() (bool, error) { return 2 == watchersCount(w), nil },
func(err error) { require.Equal(2, watchersCount(w), "Should have 2 deployment") })
}
func watchersCount(w *Watcher) int {
w.l.Lock()
defer w.l.Unlock()
return len(w.watchers)
}