ResiLien
/
terraform
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #29523 from hashicorp/alisdair/moved-ui 

command: Render "moved" annotations in plan UI
This commit is contained in:
Alisdair McDiarmid 2021-09-07 14:28:11 -04:00 committed by GitHub
parent 5e8806f397 29999c1d6f
commit 7f3a29b46e
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 248 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
internal/command/format/diff.go
View File

@ -72,13 +72,27 @@ func ResourceChange(
// Some extra context about this unusual situation.
buf.WriteString(color.Color("\n # (left over from a partially-failed replacement of this instance)"))
}
case plans.NoOp:
if change.Moved() {
buf.WriteString(color.Color(fmt.Sprintf("[bold] # %s[reset] has moved to [bold]%s[reset]", change.PrevRunAddr.String(), dispAddr)))
break
}
fallthrough
default:
// should never happen, since the above is exhaustive
buf.WriteString(fmt.Sprintf("%s has an action the plan renderer doesn't support (this is a bug)", dispAddr))
}
buf.WriteString(color.Color("[reset]\n"))
buf.WriteString(color.Color(DiffActionSymbol(change.Action)) + " ")
if change.Moved() && change.Action != plans.NoOp {
buf.WriteString(color.Color(fmt.Sprintf("[bold] # [reset]([bold]%s[reset] has moved to [bold]%s[reset])\n", change.PrevRunAddr.String(), dispAddr)))
}
if change.Moved() && change.Action == plans.NoOp {
buf.WriteString(" ")
} else {
buf.WriteString(color.Color(DiffActionSymbol(change.Action)) + " ")
}
switch addr.Resource.Resource.Mode {
case addrs.ManagedResourceMode:

96
internal/command/format/diff_test.go
View File

@ -4448,6 +4448,79 @@ func TestResourceChange_sensitiveVariable(t *testing.T) {
runTestCases(t, testCases)
}
func TestResourceChange_moved(t *testing.T) {
prevRunAddr := addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_instance",
Name: "previous",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance)
testCases := map[string]testCase{
"moved and updated": {
PrevRunAddr: prevRunAddr,
Action: plans.Update,
Mode: addrs.ManagedResourceMode,
Before: cty.ObjectVal(map[string]cty.Value{
"id": cty.StringVal("12345"),
"foo": cty.StringVal("hello"),
"bar": cty.StringVal("baz"),
}),
After: cty.ObjectVal(map[string]cty.Value{
"id": cty.StringVal("12345"),
"foo": cty.StringVal("hello"),
"bar": cty.StringVal("boop"),
}),
Schema: &configschema.Block{
Attributes: map[string]*configschema.Attribute{
"id": {Type: cty.String, Computed: true},
"foo": {Type: cty.String, Optional: true},
"bar": {Type: cty.String, Optional: true},
},
},
RequiredReplace: cty.NewPathSet(),
ExpectedOutput: ` # test_instance.example will be updated in-place
# (test_instance.previous has moved to test_instance.example)
~ resource "test_instance" "example" {
~ bar = "baz" -> "boop"
id = "12345"
# (1 unchanged attribute hidden)
}
`,
},
"moved without changes": {
PrevRunAddr: prevRunAddr,
Action: plans.NoOp,
Mode: addrs.ManagedResourceMode,
Before: cty.ObjectVal(map[string]cty.Value{
"id": cty.StringVal("12345"),
"foo": cty.StringVal("hello"),
"bar": cty.StringVal("baz"),
}),
After: cty.ObjectVal(map[string]cty.Value{
"id": cty.StringVal("12345"),
"foo": cty.StringVal("hello"),
"bar": cty.StringVal("baz"),
}),
Schema: &configschema.Block{
Attributes: map[string]*configschema.Attribute{
"id": {Type: cty.String, Computed: true},
"foo": {Type: cty.String, Optional: true},
"bar": {Type: cty.String, Optional: true},
},
},
RequiredReplace: cty.NewPathSet(),
ExpectedOutput: ` # test_instance.previous has moved to test_instance.example
resource "test_instance" "example" {
id = "12345"
# (2 unchanged attributes hidden)
}
`,
},
}
runTestCases(t, testCases)
}
type testCase struct {
Action plans.Action
ActionReason plans.ResourceInstanceChangeActionReason
@ -4460,6 +4533,7 @@ type testCase struct {
Schema *configschema.Block
RequiredReplace cty.PathSet
ExpectedOutput string
PrevRunAddr addrs.AbsResourceInstance
}
func runTestCases(t *testing.T, testCases map[string]testCase) {
@ -4493,13 +4567,23 @@ func runTestCases(t *testing.T, testCases map[string]testCase) {
t.Fatal(err)
}
addr := addrs.Resource{
Mode: tc.Mode,
Type: "test_instance",
Name: "example",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance)
prevRunAddr := tc.PrevRunAddr
// If no previous run address is given, reuse the current address
// to make initialization easier
if prevRunAddr.Resource.Resource.Type == "" {
prevRunAddr = addr
}
change := &plans.ResourceInstanceChangeSrc{
Addr: addrs.Resource{
Mode: tc.Mode,
Type: "test_instance",
Name: "example",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance),
DeposedKey: tc.DeposedKey,
Addr: addr,
PrevRunAddr: prevRunAddr,
DeposedKey: tc.DeposedKey,
ProviderAddr: addrs.AbsProviderConfig{
Provider: addrs.NewDefaultProvider("test"),
Module: addrs.RootModule,

20
internal/command/views/plan.go
View File

@ -116,7 +116,7 @@ func renderPlan(plan *plans.Plan, schemas *terraform.Schemas, view *View) {
counts := map[plans.Action]int{}
var rChanges []*plans.ResourceInstanceChangeSrc
for _, change := range plan.Changes.Resources {
if change.Action == plans.NoOp {
if change.Action == plans.NoOp && !change.Moved() {
continue // We don't show anything for no-op changes
}
if change.Action == plans.Delete && change.Addr.Resource.Resource.Mode == addrs.DataResourceMode {
@ -125,7 +125,11 @@ func renderPlan(plan *plans.Plan, schemas *terraform.Schemas, view *View) {
}
rChanges = append(rChanges, change)
counts[change.Action]++
// Don't count move-only changes
if change.Action != plans.NoOp {
counts[change.Action]++
}
}
var changedRootModuleOutputs []*plans.OutputChangeSrc
for _, output := range plan.Changes.Outputs {
@ -138,7 +142,7 @@ func renderPlan(plan *plans.Plan, schemas *terraform.Schemas, view *View) {
changedRootModuleOutputs = append(changedRootModuleOutputs, output)
}
if len(counts) == 0 && len(changedRootModuleOutputs) == 0 {
if len(rChanges) == 0 && len(changedRootModuleOutputs) == 0 {
// If we didn't find any changes to report at all then this is a
// "No changes" plan. How we'll present this depends on whether
// the plan is "applyable" and, if so, whether it had refresh changes
@ -225,7 +229,7 @@ func renderPlan(plan *plans.Plan, schemas *terraform.Schemas, view *View) {
view.streams.Println("")
}
if len(counts) != 0 {
if len(counts) > 0 {
headerBuf := &bytes.Buffer{}
fmt.Fprintf(headerBuf, "\n%s\n", strings.TrimSpace(format.WordWrap(planHeaderIntro, view.outputColumns())))
if counts[plans.Create] > 0 {
@ -247,9 +251,11 @@ func renderPlan(plan *plans.Plan, schemas *terraform.Schemas, view *View) {
fmt.Fprintf(headerBuf, "%s read (data resources)\n", format.DiffActionSymbol(plans.Read))
}
view.streams.Println(view.colorize.Color(headerBuf.String()))
view.streams.Print(view.colorize.Color(headerBuf.String()))
}
view.streams.Printf("Terraform will perform the following actions:\n\n")
if len(rChanges) > 0 {
view.streams.Printf("\nTerraform will perform the following actions:\n\n")
// Note: we're modifying the backing slice of this plan object in-place
// here. The ordering of resource changes in a plan is not significant,
@ -265,7 +271,7 @@ func renderPlan(plan *plans.Plan, schemas *terraform.Schemas, view *View) {
})
for _, rcs := range rChanges {
if rcs.Action == plans.NoOp {
if rcs.Action == plans.NoOp && !rcs.Moved() {
continue
}

13
internal/command/views/plan_test.go
View File

@ -63,12 +63,15 @@ func testPlan(t *testing.T) *plans.Plan {
}
changes := plans.NewChanges()
addr := addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_resource",
Name: "foo",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance)
changes.SyncWrapper().AppendResourceInstanceChange(&plans.ResourceInstanceChangeSrc{
Addr: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_resource",
Name: "foo",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance),
Addr: addr,
PrevRunAddr: addr,
ProviderAddr: addrs.AbsProviderConfig{
Provider: addrs.NewDefaultProvider("test"),
Module: addrs.RootModule,

2
internal/plans/changes.go
View File

@ -33,7 +33,7 @@ func NewChanges() *Changes {
func (c *Changes) Empty() bool {
for _, res := range c.Resources {
if res.Action != NoOp {
if res.Action != NoOp || res.Moved() {
return false
}
}

4
internal/plans/changes_src.go
View File

@ -125,6 +125,10 @@ func (rcs *ResourceInstanceChangeSrc) DeepCopy() *ResourceInstanceChangeSrc {
return &ret
}
func (rcs *ResourceInstanceChangeSrc) Moved() bool {
return !rcs.Addr.Equal(rcs.PrevRunAddr)
}
// OutputChangeSrc describes a change to an output value.
type OutputChangeSrc struct {
// Addr is the absolute address of the output value that the change

117
internal/plans/changes_test.go
View File

@ -4,10 +4,127 @@ import (
"fmt"
"testing"
"github.com/hashicorp/terraform/internal/addrs"
"github.com/hashicorp/terraform/internal/lang/marks"
"github.com/zclconf/go-cty/cty"
)
func TestChangesEmpty(t *testing.T) {
testCases := map[string]struct {
changes *Changes
want bool
}{
"no changes": {
&Changes{},
true,
},
"resource change": {
&Changes{
Resources: []*ResourceInstanceChangeSrc{
{
Addr: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_thing",
Name: "woot",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance),
PrevRunAddr: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_thing",
Name: "woot",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance),
ChangeSrc: ChangeSrc{
Action: Update,
},
},
},
},
false,
},
"resource change with no-op action": {
&Changes{
Resources: []*ResourceInstanceChangeSrc{
{
Addr: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_thing",
Name: "woot",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance),
PrevRunAddr: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_thing",
Name: "woot",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance),
ChangeSrc: ChangeSrc{
Action: NoOp,
},
},
},
},
true,
},
"resource moved with no-op change": {
&Changes{
Resources: []*ResourceInstanceChangeSrc{
{
Addr: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_thing",
Name: "woot",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance),
PrevRunAddr: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_thing",
Name: "toot",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance),
ChangeSrc: ChangeSrc{
Action: NoOp,
},
},
},
},
false,
},
"output change": {
&Changes{
Outputs: []*OutputChangeSrc{
{
Addr: addrs.OutputValue{
Name: "result",
}.Absolute(addrs.RootModuleInstance),
ChangeSrc: ChangeSrc{
Action: Update,
},
},
},
},
false,
},
"output change no-op": {
&Changes{
Outputs: []*OutputChangeSrc{
{
Addr: addrs.OutputValue{
Name: "result",
}.Absolute(addrs.RootModuleInstance),
ChangeSrc: ChangeSrc{
Action: NoOp,
},
},
},
},
true,
},
}
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
if got, want := tc.changes.Empty(), tc.want; got != want {
t.Fatalf("unexpected result: got %v, want %v", got, want)
}
})
}
}
func TestChangeEncodeSensitive(t *testing.T) {
testVals := []cty.Value{
cty.ObjectVal(map[string]cty.Value{