752 lines
19 KiB
Go
752 lines
19 KiB
Go
package terraform
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import (
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"fmt"
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"strings"
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"testing"
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"github.com/google/go-cmp/cmp"
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"github.com/zclconf/go-cty/cty"
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"github.com/hashicorp/terraform/internal/addrs"
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"github.com/hashicorp/terraform/internal/plans"
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"github.com/hashicorp/terraform/internal/states"
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)
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func TestApplyGraphBuilder_impl(t *testing.T) {
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var _ GraphBuilder = new(ApplyGraphBuilder)
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}
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func TestApplyGraphBuilder(t *testing.T) {
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changes := &plans.Changes{
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Resources: []*plans.ResourceInstanceChangeSrc{
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{
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Addr: mustResourceInstanceAddr("test_object.create"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Create,
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},
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},
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{
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Addr: mustResourceInstanceAddr("test_object.other"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Update,
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},
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},
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{
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Addr: mustResourceInstanceAddr("module.child.test_object.create"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Create,
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},
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},
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{
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Addr: mustResourceInstanceAddr("module.child.test_object.other"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Create,
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},
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},
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},
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}
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b := &ApplyGraphBuilder{
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Config: testModule(t, "graph-builder-apply-basic"),
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Changes: changes,
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Plugins: simpleMockPluginLibrary(),
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}
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g, err := b.Build(addrs.RootModuleInstance)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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if g.Path.String() != addrs.RootModuleInstance.String() {
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t.Fatalf("wrong path %q", g.Path.String())
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}
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got := strings.TrimSpace(g.String())
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want := strings.TrimSpace(testApplyGraphBuilderStr)
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if diff := cmp.Diff(want, got); diff != "" {
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t.Fatalf("wrong result\n%s", diff)
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}
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}
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// This tests the ordering of two resources where a non-CBD depends
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// on a CBD. GH-11349.
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func TestApplyGraphBuilder_depCbd(t *testing.T) {
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changes := &plans.Changes{
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Resources: []*plans.ResourceInstanceChangeSrc{
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{
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Addr: mustResourceInstanceAddr("test_object.A"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.CreateThenDelete,
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},
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},
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{
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Addr: mustResourceInstanceAddr("test_object.B"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Update,
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},
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},
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},
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}
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state := states.NewState()
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root := state.EnsureModule(addrs.RootModuleInstance)
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root.SetResourceInstanceCurrent(
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mustResourceInstanceAddr("test_object.A").Resource,
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"A"}`),
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},
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mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
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)
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root.SetResourceInstanceCurrent(
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mustResourceInstanceAddr("test_object.B").Resource,
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"B","test_list":["x"]}`),
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Dependencies: []addrs.ConfigResource{mustConfigResourceAddr("test_object.A")},
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},
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mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
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)
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b := &ApplyGraphBuilder{
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Config: testModule(t, "graph-builder-apply-dep-cbd"),
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Changes: changes,
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Plugins: simpleMockPluginLibrary(),
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State: state,
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}
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g, err := b.Build(addrs.RootModuleInstance)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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if g.Path.String() != addrs.RootModuleInstance.String() {
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t.Fatalf("wrong path %q", g.Path.String())
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}
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// We're going to go hunting for our deposed instance node here, so we
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// can find out its key to use in the assertions below.
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var dk states.DeposedKey
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for _, v := range g.Vertices() {
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tv, ok := v.(*NodeDestroyDeposedResourceInstanceObject)
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if !ok {
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continue
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}
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if dk != states.NotDeposed {
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t.Fatalf("more than one deposed instance node in the graph; want only one")
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}
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dk = tv.DeposedKey
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}
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if dk == states.NotDeposed {
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t.Fatalf("no deposed instance node in the graph; want one")
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}
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destroyName := fmt.Sprintf("test_object.A (destroy deposed %s)", dk)
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// Create A, Modify B, Destroy A
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testGraphHappensBefore(
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t, g,
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"test_object.A",
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destroyName,
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)
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testGraphHappensBefore(
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t, g,
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"test_object.A",
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"test_object.B",
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)
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testGraphHappensBefore(
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t, g,
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"test_object.B",
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destroyName,
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)
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}
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// This tests the ordering of two resources that are both CBD that
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// require destroy/create.
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func TestApplyGraphBuilder_doubleCBD(t *testing.T) {
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changes := &plans.Changes{
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Resources: []*plans.ResourceInstanceChangeSrc{
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{
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Addr: mustResourceInstanceAddr("test_object.A"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.CreateThenDelete,
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},
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},
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{
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Addr: mustResourceInstanceAddr("test_object.B"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.CreateThenDelete,
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},
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},
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},
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}
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b := &ApplyGraphBuilder{
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Config: testModule(t, "graph-builder-apply-double-cbd"),
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Changes: changes,
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Plugins: simpleMockPluginLibrary(),
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}
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g, err := b.Build(addrs.RootModuleInstance)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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if g.Path.String() != addrs.RootModuleInstance.String() {
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t.Fatalf("wrong path %q", g.Path.String())
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}
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// We're going to go hunting for our deposed instance node here, so we
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// can find out its key to use in the assertions below.
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var destroyA, destroyB string
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for _, v := range g.Vertices() {
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tv, ok := v.(*NodeDestroyDeposedResourceInstanceObject)
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if !ok {
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continue
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}
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switch tv.Addr.Resource.Resource.Name {
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case "A":
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destroyA = fmt.Sprintf("test_object.A (destroy deposed %s)", tv.DeposedKey)
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case "B":
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destroyB = fmt.Sprintf("test_object.B (destroy deposed %s)", tv.DeposedKey)
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default:
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t.Fatalf("unknown instance: %s", tv.Addr)
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}
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}
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// Create A, Modify B, Destroy A
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testGraphHappensBefore(
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t, g,
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"test_object.A",
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destroyA,
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)
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testGraphHappensBefore(
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t, g,
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"test_object.A",
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"test_object.B",
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)
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testGraphHappensBefore(
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t, g,
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"test_object.B",
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destroyB,
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)
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}
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// This tests the ordering of two resources being destroyed that depend
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// on each other from only state. GH-11749
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func TestApplyGraphBuilder_destroyStateOnly(t *testing.T) {
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changes := &plans.Changes{
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Resources: []*plans.ResourceInstanceChangeSrc{
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{
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Addr: mustResourceInstanceAddr("module.child.test_object.A"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Delete,
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},
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},
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{
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Addr: mustResourceInstanceAddr("module.child.test_object.B"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Delete,
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},
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},
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},
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}
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state := states.NewState()
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root := state.EnsureModule(addrs.RootModuleInstance)
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child := state.EnsureModule(addrs.RootModuleInstance.Child("child", addrs.NoKey))
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root.SetResourceInstanceCurrent(
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mustResourceInstanceAddr("test_object.A").Resource,
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"foo"}`),
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},
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mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
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)
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child.SetResourceInstanceCurrent(
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mustResourceInstanceAddr("test_object.B").Resource,
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"bar"}`),
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Dependencies: []addrs.ConfigResource{mustConfigResourceAddr("module.child.test_object.A")},
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},
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mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
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)
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b := &ApplyGraphBuilder{
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Config: testModule(t, "empty"),
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Changes: changes,
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State: state,
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Plugins: simpleMockPluginLibrary(),
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}
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g, diags := b.Build(addrs.RootModuleInstance)
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if diags.HasErrors() {
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t.Fatalf("err: %s", diags.Err())
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}
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if g.Path.String() != addrs.RootModuleInstance.String() {
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t.Fatalf("wrong path %q", g.Path.String())
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}
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testGraphHappensBefore(
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t, g,
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"module.child.test_object.B (destroy)",
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"module.child.test_object.A (destroy)")
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}
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// This tests the ordering of destroying a single count of a resource.
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func TestApplyGraphBuilder_destroyCount(t *testing.T) {
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changes := &plans.Changes{
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Resources: []*plans.ResourceInstanceChangeSrc{
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{
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Addr: mustResourceInstanceAddr("test_object.A[1]"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Delete,
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},
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},
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{
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Addr: mustResourceInstanceAddr("test_object.B"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Update,
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},
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},
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},
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}
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state := states.NewState()
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root := state.RootModule()
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addrA := mustResourceInstanceAddr("test_object.A[1]")
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root.SetResourceInstanceCurrent(
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addrA.Resource,
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"B"}`),
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},
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mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
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)
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root.SetResourceInstanceCurrent(
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mustResourceInstanceAddr("test_object.B").Resource,
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"B"}`),
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Dependencies: []addrs.ConfigResource{addrA.ContainingResource().Config()},
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},
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mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
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)
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b := &ApplyGraphBuilder{
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Config: testModule(t, "graph-builder-apply-count"),
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Changes: changes,
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Plugins: simpleMockPluginLibrary(),
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State: state,
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}
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g, err := b.Build(addrs.RootModuleInstance)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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if g.Path.String() != addrs.RootModuleInstance.String() {
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t.Fatalf("wrong module path %q", g.Path)
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}
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got := strings.TrimSpace(g.String())
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want := strings.TrimSpace(testApplyGraphBuilderDestroyCountStr)
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if diff := cmp.Diff(want, got); diff != "" {
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t.Fatalf("wrong result\n%s", diff)
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}
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}
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func TestApplyGraphBuilder_moduleDestroy(t *testing.T) {
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changes := &plans.Changes{
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Resources: []*plans.ResourceInstanceChangeSrc{
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{
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Addr: mustResourceInstanceAddr("module.A.test_object.foo"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Delete,
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},
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},
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{
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Addr: mustResourceInstanceAddr("module.B.test_object.foo"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Delete,
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},
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},
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},
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}
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state := states.NewState()
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modA := state.EnsureModule(addrs.RootModuleInstance.Child("A", addrs.NoKey))
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modA.SetResourceInstanceCurrent(
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mustResourceInstanceAddr("test_object.foo").Resource,
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"foo"}`),
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},
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mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
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)
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modB := state.EnsureModule(addrs.RootModuleInstance.Child("B", addrs.NoKey))
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modB.SetResourceInstanceCurrent(
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mustResourceInstanceAddr("test_object.foo").Resource,
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"foo","value":"foo"}`),
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Dependencies: []addrs.ConfigResource{mustConfigResourceAddr("module.A.test_object.foo")},
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},
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mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
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)
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b := &ApplyGraphBuilder{
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Config: testModule(t, "graph-builder-apply-module-destroy"),
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Changes: changes,
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Plugins: simpleMockPluginLibrary(),
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State: state,
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}
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g, err := b.Build(addrs.RootModuleInstance)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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testGraphHappensBefore(
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t, g,
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"module.B.test_object.foo (destroy)",
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"module.A.test_object.foo (destroy)",
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)
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}
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func TestApplyGraphBuilder_targetModule(t *testing.T) {
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changes := &plans.Changes{
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Resources: []*plans.ResourceInstanceChangeSrc{
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{
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Addr: mustResourceInstanceAddr("test_object.foo"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Update,
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},
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},
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{
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Addr: mustResourceInstanceAddr("module.child2.test_object.foo"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Update,
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},
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},
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},
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}
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b := &ApplyGraphBuilder{
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Config: testModule(t, "graph-builder-apply-target-module"),
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Changes: changes,
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Plugins: simpleMockPluginLibrary(),
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Targets: []addrs.Targetable{
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addrs.RootModuleInstance.Child("child2", addrs.NoKey),
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},
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}
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g, err := b.Build(addrs.RootModuleInstance)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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testGraphNotContains(t, g, "module.child1.output.instance_id")
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}
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// Ensure that an update resulting from the removal of a resource happens after
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// that resource is destroyed.
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func TestApplyGraphBuilder_updateFromOrphan(t *testing.T) {
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schemas := simpleTestSchemas()
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instanceSchema := schemas.Providers[addrs.NewDefaultProvider("test")].ResourceTypes["test_object"]
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bBefore, _ := plans.NewDynamicValue(
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cty.ObjectVal(map[string]cty.Value{
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"id": cty.StringVal("b_id"),
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"test_string": cty.StringVal("a_id"),
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}), instanceSchema.ImpliedType())
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bAfter, _ := plans.NewDynamicValue(
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cty.ObjectVal(map[string]cty.Value{
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"id": cty.StringVal("b_id"),
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"test_string": cty.StringVal("changed"),
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}), instanceSchema.ImpliedType())
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changes := &plans.Changes{
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Resources: []*plans.ResourceInstanceChangeSrc{
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{
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Addr: mustResourceInstanceAddr("test_object.a"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Delete,
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},
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},
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{
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Addr: mustResourceInstanceAddr("test_object.b"),
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ChangeSrc: plans.ChangeSrc{
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Action: plans.Update,
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Before: bBefore,
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After: bAfter,
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},
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},
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},
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}
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state := states.NewState()
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root := state.EnsureModule(addrs.RootModuleInstance)
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root.SetResourceInstanceCurrent(
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addrs.Resource{
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Mode: addrs.ManagedResourceMode,
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Type: "test_object",
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Name: "a",
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}.Instance(addrs.NoKey),
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"a_id"}`),
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},
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addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
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Module: addrs.RootModule,
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},
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)
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root.SetResourceInstanceCurrent(
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addrs.Resource{
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Mode: addrs.ManagedResourceMode,
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Type: "test_object",
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Name: "b",
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}.Instance(addrs.NoKey),
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"b_id","test_string":"a_id"}`),
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Dependencies: []addrs.ConfigResource{
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{
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Resource: addrs.Resource{
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Mode: addrs.ManagedResourceMode,
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Type: "test_object",
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Name: "a",
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},
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Module: root.Addr.Module(),
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},
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},
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},
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addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
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Module: addrs.RootModule,
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},
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)
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b := &ApplyGraphBuilder{
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Config: testModule(t, "graph-builder-apply-orphan-update"),
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Changes: changes,
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Plugins: simpleMockPluginLibrary(),
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State: state,
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}
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g, err := b.Build(addrs.RootModuleInstance)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
|
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|
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expected := strings.TrimSpace(`
|
|
test_object.a (destroy)
|
|
test_object.b
|
|
test_object.a (destroy)
|
|
`)
|
|
|
|
instanceGraph := filterInstances(g)
|
|
got := strings.TrimSpace(instanceGraph.String())
|
|
|
|
if got != expected {
|
|
t.Fatalf("expected:\n%s\ngot:\n%s", expected, got)
|
|
}
|
|
}
|
|
|
|
// Ensure that an update resulting from the removal of a resource happens before
|
|
// a CBD resource is destroyed.
|
|
func TestApplyGraphBuilder_updateFromCBDOrphan(t *testing.T) {
|
|
schemas := simpleTestSchemas()
|
|
instanceSchema := schemas.Providers[addrs.NewDefaultProvider("test")].ResourceTypes["test_object"]
|
|
|
|
bBefore, _ := plans.NewDynamicValue(
|
|
cty.ObjectVal(map[string]cty.Value{
|
|
"id": cty.StringVal("b_id"),
|
|
"test_string": cty.StringVal("a_id"),
|
|
}), instanceSchema.ImpliedType())
|
|
bAfter, _ := plans.NewDynamicValue(
|
|
cty.ObjectVal(map[string]cty.Value{
|
|
"id": cty.StringVal("b_id"),
|
|
"test_string": cty.StringVal("changed"),
|
|
}), instanceSchema.ImpliedType())
|
|
|
|
changes := &plans.Changes{
|
|
Resources: []*plans.ResourceInstanceChangeSrc{
|
|
{
|
|
Addr: mustResourceInstanceAddr("test_object.a"),
|
|
ChangeSrc: plans.ChangeSrc{
|
|
Action: plans.Delete,
|
|
},
|
|
},
|
|
{
|
|
Addr: mustResourceInstanceAddr("test_object.b"),
|
|
ChangeSrc: plans.ChangeSrc{
|
|
Action: plans.Update,
|
|
Before: bBefore,
|
|
After: bAfter,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
state := states.NewState()
|
|
root := state.EnsureModule(addrs.RootModuleInstance)
|
|
root.SetResourceInstanceCurrent(
|
|
addrs.Resource{
|
|
Mode: addrs.ManagedResourceMode,
|
|
Type: "test_object",
|
|
Name: "a",
|
|
}.Instance(addrs.NoKey),
|
|
&states.ResourceInstanceObjectSrc{
|
|
Status: states.ObjectReady,
|
|
AttrsJSON: []byte(`{"id":"a_id"}`),
|
|
CreateBeforeDestroy: true,
|
|
},
|
|
mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
|
|
)
|
|
root.SetResourceInstanceCurrent(
|
|
addrs.Resource{
|
|
Mode: addrs.ManagedResourceMode,
|
|
Type: "test_object",
|
|
Name: "b",
|
|
}.Instance(addrs.NoKey),
|
|
&states.ResourceInstanceObjectSrc{
|
|
Status: states.ObjectReady,
|
|
AttrsJSON: []byte(`{"id":"b_id","test_string":"a_id"}`),
|
|
Dependencies: []addrs.ConfigResource{
|
|
{
|
|
Resource: addrs.Resource{
|
|
Mode: addrs.ManagedResourceMode,
|
|
Type: "test_object",
|
|
Name: "a",
|
|
},
|
|
Module: root.Addr.Module(),
|
|
},
|
|
},
|
|
},
|
|
mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"]`),
|
|
)
|
|
|
|
b := &ApplyGraphBuilder{
|
|
Config: testModule(t, "graph-builder-apply-orphan-update"),
|
|
Changes: changes,
|
|
Plugins: simpleMockPluginLibrary(),
|
|
State: state,
|
|
}
|
|
|
|
g, err := b.Build(addrs.RootModuleInstance)
|
|
if err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
|
|
expected := strings.TrimSpace(`
|
|
test_object.a (destroy)
|
|
test_object.b
|
|
test_object.b
|
|
`)
|
|
|
|
instanceGraph := filterInstances(g)
|
|
got := strings.TrimSpace(instanceGraph.String())
|
|
|
|
if got != expected {
|
|
t.Fatalf("expected:\n%s\ngot:\n%s", expected, got)
|
|
}
|
|
}
|
|
|
|
// The orphan clean up node should not be connected to a provider
|
|
func TestApplyGraphBuilder_orphanedWithProvider(t *testing.T) {
|
|
changes := &plans.Changes{
|
|
Resources: []*plans.ResourceInstanceChangeSrc{
|
|
{
|
|
Addr: mustResourceInstanceAddr("test_object.A"),
|
|
ChangeSrc: plans.ChangeSrc{
|
|
Action: plans.Delete,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
state := states.NewState()
|
|
root := state.EnsureModule(addrs.RootModuleInstance)
|
|
root.SetResourceInstanceCurrent(
|
|
mustResourceInstanceAddr("test_object.A").Resource,
|
|
&states.ResourceInstanceObjectSrc{
|
|
Status: states.ObjectReady,
|
|
AttrsJSON: []byte(`{"id":"A"}`),
|
|
},
|
|
mustProviderConfig(`provider["registry.terraform.io/hashicorp/test"].foo`),
|
|
)
|
|
|
|
b := &ApplyGraphBuilder{
|
|
Config: testModule(t, "graph-builder-orphan-alias"),
|
|
Changes: changes,
|
|
Plugins: simpleMockPluginLibrary(),
|
|
State: state,
|
|
}
|
|
|
|
g, err := b.Build(addrs.RootModuleInstance)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// The cleanup node has no state or config of its own, so would create a
|
|
// default provider which we don't want.
|
|
testGraphNotContains(t, g, "provider.test")
|
|
}
|
|
|
|
const testApplyGraphBuilderStr = `
|
|
module.child (close)
|
|
module.child.test_object.other
|
|
module.child (expand)
|
|
module.child.test_object.create
|
|
module.child.test_object.create (expand)
|
|
module.child.test_object.create (expand)
|
|
module.child (expand)
|
|
provider["registry.terraform.io/hashicorp/test"]
|
|
module.child.test_object.other
|
|
module.child.test_object.create
|
|
module.child.test_object.other (expand)
|
|
module.child.test_object.other (expand)
|
|
module.child (expand)
|
|
provider["registry.terraform.io/hashicorp/test"]
|
|
provider["registry.terraform.io/hashicorp/test"]
|
|
provider["registry.terraform.io/hashicorp/test"] (close)
|
|
module.child.test_object.other
|
|
test_object.other
|
|
root
|
|
module.child (close)
|
|
provider["registry.terraform.io/hashicorp/test"] (close)
|
|
test_object.create
|
|
test_object.create (expand)
|
|
test_object.create (expand)
|
|
provider["registry.terraform.io/hashicorp/test"]
|
|
test_object.other
|
|
test_object.create
|
|
test_object.other (expand)
|
|
test_object.other (expand)
|
|
provider["registry.terraform.io/hashicorp/test"]
|
|
`
|
|
|
|
const testApplyGraphBuilderDestroyCountStr = `
|
|
provider["registry.terraform.io/hashicorp/test"]
|
|
provider["registry.terraform.io/hashicorp/test"] (close)
|
|
test_object.B
|
|
root
|
|
provider["registry.terraform.io/hashicorp/test"] (close)
|
|
test_object.A (expand)
|
|
provider["registry.terraform.io/hashicorp/test"]
|
|
test_object.A[1] (destroy)
|
|
provider["registry.terraform.io/hashicorp/test"]
|
|
test_object.B
|
|
test_object.A (expand)
|
|
test_object.A[1] (destroy)
|
|
test_object.B (expand)
|
|
test_object.B (expand)
|
|
provider["registry.terraform.io/hashicorp/test"]
|
|
`
|