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Merge pull request #23452 from hashicorp/jbardin/deps

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Minor dependency handling fixups
This commit is contained in:
James Bardin 2019-11-21 12:45:23 -05:00 committed by GitHub
commit e20a7dea53
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 250 additions and 69 deletions
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123
terraform/context_apply_test.go
View File

@ -9175,33 +9175,48 @@ func TestContext2Apply_createBefore_depends(t *testing.T) {
p := testProvider("aws")
p.ApplyFn = testApplyFn
p.DiffFn = testDiffFn
state := MustShimLegacyState(&State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
state := states.NewState()
root := state.EnsureModule(addrs.RootModuleInstance)
root.SetResourceInstanceCurrent(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "aws_instance",
Name: "web",
}.Instance(addrs.NoKey),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"bar","require_new":"ami-old"}`),
},
addrs.ProviderConfig{
Type: "aws",
}.Absolute(addrs.RootModuleInstance),
)
root.SetResourceInstanceCurrent(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "aws_instance",
Name: "lb",
}.Instance(addrs.NoKey),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"baz","instance":"bar"}`),
Dependencies: []addrs.AbsResource{
addrs.AbsResource{
Resource: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "aws_instance",
Primary: &InstanceState{
ID: "bar",
Attributes: map[string]string{
"require_new": "ami-old",
},
},
},
"aws_instance.lb": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "baz",
Attributes: map[string]string{
"instance": "bar",
},
},
Name: "web",
},
Module: addrs.RootModuleInstance,
},
},
},
})
addrs.ProviderConfig{
Type: "aws",
}.Absolute(addrs.RootModuleInstance),
)
ctx := testContext2(t, &ContextOpts{
Config: m,
Hooks: []Hook{h},
@ -9241,17 +9256,18 @@ func TestContext2Apply_createBefore_depends(t *testing.T) {
// Test that things were managed _in the right order_
order := h.States
diffs := h.Diffs
if !order[0].IsNull() || diffs[0].Action == plans.Delete {
t.Fatalf("should create new instance first: %#v", order)
}
if order[1].GetAttr("id").AsString() != "baz" {
t.Fatalf("update must happen after create: %#v", order)
t.Fatalf("update must happen after create: %#v", order[1])
}
if order[2].GetAttr("id").AsString() != "bar" || diffs[2].Action != plans.Delete {
t.Fatalf("destroy must happen after update: %#v", order)
t.Fatalf("destroy must happen after update: %#v", order[2])
}
}
@ -9290,33 +9306,48 @@ func TestContext2Apply_singleDestroy(t *testing.T) {
return testApplyFn(info, s, d)
}
p.DiffFn = testDiffFn
state := MustShimLegacyState(&State{
Modules: []*ModuleState{
&ModuleState{
Path: rootModulePath,
Resources: map[string]*ResourceState{
"aws_instance.web": &ResourceState{
state := states.NewState()
root := state.EnsureModule(addrs.RootModuleInstance)
root.SetResourceInstanceCurrent(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "aws_instance",
Name: "web",
}.Instance(addrs.NoKey),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"bar","require_new":"ami-old"}`),
},
addrs.ProviderConfig{
Type: "aws",
}.Absolute(addrs.RootModuleInstance),
)
root.SetResourceInstanceCurrent(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "aws_instance",
Name: "lb",
}.Instance(addrs.NoKey),
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"baz","instance":"bar"}`),
Dependencies: []addrs.AbsResource{
addrs.AbsResource{
Resource: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "aws_instance",
Primary: &InstanceState{
ID: "bar",
Attributes: map[string]string{
"require_new": "ami-old",
},
},
},
"aws_instance.lb": &ResourceState{
Type: "aws_instance",
Primary: &InstanceState{
ID: "baz",
Attributes: map[string]string{
"instance": "bar",
},
},
Name: "web",
},
Module: addrs.RootModuleInstance,
},
},
},
})
addrs.ProviderConfig{
Type: "aws",
}.Absolute(addrs.RootModuleInstance),
)
ctx := testContext2(t, &ContextOpts{
Config: m,
Hooks: []Hook{h},

21
terraform/graph_builder_apply_test.go
View File

@ -89,11 +89,32 @@ func TestApplyGraphBuilder_depCbd(t *testing.T) {
},
}
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.test"),
)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.B").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"B","test_list":["x"]}`),
Dependencies: []addrs.AbsResource{mustResourceAddr("test_object.A")},
},
mustProviderConfig("provider.test"),
)
b := &ApplyGraphBuilder{
Config: testModule(t, "graph-builder-apply-dep-cbd"),
Changes: changes,
Components: simpleMockComponentFactory(),
Schemas: simpleTestSchemas(),
State: state,
}
g, err := b.Build(addrs.RootModuleInstance)

2
terraform/node_resource_destroy_deposed.go
View File

@ -178,7 +178,7 @@ var (
)
func (n *NodeDestroyDeposedResourceInstanceObject) Name() string {
return fmt.Sprintf("%s (destroy deposed %s)", n.Addr.String(), n.DeposedKey)
return fmt.Sprintf("%s (destroy deposed %s)", n.ResourceInstanceAddr(), n.DeposedKey)
}
func (n *NodeDestroyDeposedResourceInstanceObject) DeposedInstanceObjectKey() states.DeposedKey {

16
terraform/terraform_test.go
View File

@ -210,6 +210,22 @@ func mustResourceInstanceAddr(s string) addrs.AbsResourceInstance {
return addr
}
func mustResourceAddr(s string) addrs.AbsResource {
addr, diags := addrs.ParseAbsResourceStr(s)
if diags.HasErrors() {
panic(diags.Err())
}
return addr
}
func mustProviderConfig(s string) addrs.AbsProviderConfig {
p, diags := addrs.ParseAbsProviderConfigStr(s)
if diags.HasErrors() {
panic(diags.Err())
}
return p
}
func instanceObjectIdForTests(obj *states.ResourceInstanceObject) string {
v := obj.Value
if v.IsNull() || !v.IsKnown() {

149
terraform/transform_destroy_cbd_test.go
View File

@ -7,9 +7,10 @@ import (
"github.com/hashicorp/terraform/addrs"
"github.com/hashicorp/terraform/plans"
"github.com/hashicorp/terraform/states"
)
func cbdTestGraph(t *testing.T, mod string, changes *plans.Changes) *Graph {
func cbdTestGraph(t *testing.T, mod string, changes *plans.Changes, state *states.State) *Graph {
module := testModule(t, mod)
applyBuilder := &ApplyGraphBuilder{
@ -17,6 +18,7 @@ func cbdTestGraph(t *testing.T, mod string, changes *plans.Changes) *Graph {
Changes: changes,
Components: simpleMockComponentFactory(),
Schemas: simpleTestSchemas(),
State: state,
}
g, err := (&BasicGraphBuilder{
Steps: cbdTestSteps(applyBuilder.Steps()),
@ -77,7 +79,27 @@ func TestCBDEdgeTransformer(t *testing.T) {
},
}
g := cbdTestGraph(t, "transform-destroy-cbd-edge-basic", changes)
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.test"),
)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.B").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"B","test_list":["x"]}`),
Dependencies: []addrs.AbsResource{mustResourceAddr("test_object.A")},
},
mustProviderConfig("provider.test"),
)
g := cbdTestGraph(t, "transform-destroy-cbd-edge-basic", changes, state)
g = filterInstances(g)
actual := strings.TrimSpace(g.String())
@ -119,7 +141,38 @@ func TestCBDEdgeTransformerMulti(t *testing.T) {
},
}
g := cbdTestGraph(t, "transform-destroy-cbd-edge-multi", changes)
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.test"),
)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.B").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"B"}`),
},
mustProviderConfig("provider.test"),
)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.C").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"C","test_list":["x"]}`),
Dependencies: []addrs.AbsResource{
mustResourceAddr("test_object.A"),
mustResourceAddr("test_object.B"),
},
},
mustProviderConfig("provider.test"),
)
g := cbdTestGraph(t, "transform-destroy-cbd-edge-multi", changes, state)
g = filterInstances(g)
actual := strings.TrimSpace(g.String())
@ -166,7 +219,36 @@ func TestCBDEdgeTransformer_depNonCBDCount(t *testing.T) {
},
}
g := cbdTestGraph(t, "transform-cbd-destroy-edge-count", changes)
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.test"),
)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.B[0]").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"B","test_list":["x"]}`),
Dependencies: []addrs.AbsResource{mustResourceAddr("test_object.A")},
},
mustProviderConfig("provider.test"),
)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.B[1]").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"B","test_list":["x"]}`),
Dependencies: []addrs.AbsResource{mustResourceAddr("test_object.A")},
},
mustProviderConfig("provider.test"),
)
g := cbdTestGraph(t, "transform-cbd-destroy-edge-count", changes, state)
actual := strings.TrimSpace(g.String())
expected := regexp.MustCompile(strings.TrimSpace(`
@ -215,22 +297,59 @@ func TestCBDEdgeTransformer_depNonCBDCountBoth(t *testing.T) {
},
}
g := cbdTestGraph(t, "transform-cbd-destroy-edge-both-count", changes)
state := states.NewState()
root := state.EnsureModule(addrs.RootModuleInstance)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.A[0]").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"A"}`),
},
mustProviderConfig("provider.test"),
)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.A[1]").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"A"}`),
},
mustProviderConfig("provider.test"),
)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.B[0]").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"B","test_list":["x"]}`),
Dependencies: []addrs.AbsResource{mustResourceAddr("test_object.A")},
},
mustProviderConfig("provider.test"),
)
root.SetResourceInstanceCurrent(
mustResourceInstanceAddr("test_object.B[1]").Resource,
&states.ResourceInstanceObjectSrc{
Status: states.ObjectReady,
AttrsJSON: []byte(`{"id":"B","test_list":["x"]}`),
Dependencies: []addrs.AbsResource{mustResourceAddr("test_object.A")},
},
mustProviderConfig("provider.test"),
)
g := cbdTestGraph(t, "transform-cbd-destroy-edge-both-count", changes, state)
actual := strings.TrimSpace(g.String())
expected := regexp.MustCompile(strings.TrimSpace(`
test_object.A \(destroy deposed \w+\)
test_object.A\[0\]
test_object.A\[1\]
test_object.B\[0\]
test_object.B\[1\]
test_object.A \(destroy deposed \w+\)
test_object.A\[0\]
test_object.A\[1\]
test_object.B\[0\]
test_object.B\[1\]
test_object.A\[0\]
test_object.A\[0\] \(destroy deposed \w+\)
test_object.A\[0\]
test_object.A\[1\]
test_object.B\[0\]
test_object.B\[1\]
test_object.A\[1\]
test_object.A\[1\] \(destroy deposed \w+\)
test_object.A\[0\]
test_object.A\[1\]
test_object.B\[0\]
test_object.B\[1\]
test_object.B\[0\]
test_object.A\[0\]
test_object.A\[1\]

8
terraform/transform_destroy_edge.go
View File

@ -81,7 +81,7 @@ func (t *DestroyEdgeTransformer) Transform(g *Graph) error {
destroyers[key] = append(destroyers[key], n)
destroyerAddrs[key] = addr
resAddr := addr.Resource.Absolute(addr.Module).String()
resAddr := addr.Resource.Resource.Absolute(addr.Module).String()
destroyersByResource[resAddr] = append(destroyersByResource[resAddr], n)
case GraphNodeCreator:
addr := n.CreateAddr()
@ -122,12 +122,6 @@ func (t *DestroyEdgeTransformer) Transform(g *Graph) error {
for _, resAddr := range ri.StateDependencies() {
for _, desDep := range destroyersByResource[resAddr.String()] {
// TODO: don't connect this if c is CreateBeforeDestroy.
// This will require getting the actual change action at
// this point, since the lifecycle may have been forced
// by a dependent. This should prevent needing to prune
// the edge back out in CBDEdgeTransformer, and allow
// non-CBD nodes to depend on CBD destroys directly.
log.Printf("[TRACE] DestroyEdgeTransformer: %s has stored dependency of %s\n", dag.VertexName(c), dag.VertexName(desDep))
g.Connect(dag.BasicEdge(c, desDep))