terraform/terraform/transform_provider_test.go

747 lines
17 KiB
Go

package terraform
import (
"strings"
"testing"
"github.com/hashicorp/terraform/addrs"
"github.com/hashicorp/terraform/dag"
)
func TestProviderTransformer(t *testing.T) {
mod := testModule(t, "transform-provider-basic")
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &AttachResourceConfigTransformer{Config: mod}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &MissingProviderTransformer{Providers: []string{"aws"}}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
transform := &ProviderTransformer{}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformProviderBasicStr)
if actual != expected {
t.Fatalf("bad:\n\n%s", actual)
}
}
func TestProviderTransformer_moduleChild(t *testing.T) {
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ImportStateTransformer{
Targets: []*ImportTarget{
&ImportTarget{
Addr: addrs.RootModuleInstance.
Child("moo", addrs.NoKey).
ResourceInstance(
addrs.ManagedResourceMode,
"foo_instance",
"qux",
addrs.NoKey,
),
ProviderAddr: addrs.RootModuleInstance.
Child("moo", addrs.NoKey).
ProviderConfigDefault("foo"),
ID: "bar",
},
},
}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
t.Logf("graph after ImportStateTransformer:\n%s", g.String())
}
{
tf := &MissingProviderTransformer{Providers: []string{"foo", "bar"}}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
t.Logf("graph after MissingProviderTransformer:\n%s", g.String())
}
{
tf := &ProviderTransformer{}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
t.Logf("graph after ProviderTransformer:\n%s", g.String())
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformProviderModuleChildStr)
if actual != expected {
t.Fatalf("wrong result\n\ngot:\n%s\n\nwant:\n%s", actual, expected)
}
}
func TestCloseProviderTransformer(t *testing.T) {
mod := testModule(t, "transform-provider-basic")
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &AttachResourceConfigTransformer{Config: mod}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &MissingProviderTransformer{Providers: []string{"aws"}}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &ProviderTransformer{}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &CloseProviderTransformer{}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformCloseProviderBasicStr)
if actual != expected {
t.Fatalf("bad:\n\n%s", actual)
}
}
func TestCloseProviderTransformer_withTargets(t *testing.T) {
mod := testModule(t, "transform-provider-basic")
g := Graph{Path: addrs.RootModuleInstance}
transforms := []GraphTransformer{
&ConfigTransformer{Config: mod},
&MissingProviderTransformer{Providers: []string{"aws"}},
&ProviderTransformer{},
&CloseProviderTransformer{},
&TargetsTransformer{
Targets: []addrs.Targetable{
addrs.RootModuleInstance.Resource(
addrs.ManagedResourceMode, "something", "else",
),
},
},
}
for _, tr := range transforms {
if err := tr.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(``)
if actual != expected {
t.Fatalf("expected:%s\n\ngot:\n\n%s", expected, actual)
}
}
func TestMissingProviderTransformer(t *testing.T) {
mod := testModule(t, "transform-provider-missing")
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &AttachResourceConfigTransformer{Config: mod}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &MissingProviderTransformer{Providers: []string{"aws", "foo", "bar"}}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &ProviderTransformer{}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &CloseProviderTransformer{}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformMissingProviderBasicStr)
if actual != expected {
t.Fatalf("expected:\n%s\n\ngot:\n%s", expected, actual)
}
}
func TestMissingProviderTransformer_grandchildMissing(t *testing.T) {
mod := testModule(t, "transform-provider-missing-grandchild")
concrete := func(a *NodeAbstractProvider) dag.Vertex { return a }
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &AttachResourceConfigTransformer{Config: mod}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := TransformProviders([]string{"aws", "foo", "bar"}, concrete, mod)
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &TransitiveReductionTransformer{}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformMissingGrandchildProviderStr)
if actual != expected {
t.Fatalf("expected:\n%s\n\ngot:\n%s", expected, actual)
}
}
func TestMissingProviderTransformer_moduleChild(t *testing.T) {
g := Graph{Path: addrs.RootModuleInstance}
// We use the import state transformer since at the time of writing
// this test it is the first and only transformer that will introduce
// multiple module-path nodes at a single go.
{
tf := &ImportStateTransformer{
Targets: []*ImportTarget{
&ImportTarget{
Addr: addrs.RootModuleInstance.
Child("moo", addrs.NoKey).
ResourceInstance(
addrs.ManagedResourceMode,
"foo_instance",
"qux",
addrs.NoKey,
),
ProviderAddr: addrs.RootModuleInstance.
Child("moo", addrs.NoKey).
ProviderConfigDefault("foo"),
ID: "bar",
},
},
}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := &MissingProviderTransformer{Providers: []string{"foo", "bar"}}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformMissingProviderModuleChildStr)
if actual != expected {
t.Fatalf("bad:\n\n%s", actual)
}
}
func TestMissingProviderTransformer_moduleGrandchild(t *testing.T) {
g := Graph{Path: addrs.RootModuleInstance}
// We use the import state transformer since at the time of writing
// this test it is the first and only transformer that will introduce
// multiple module-path nodes at a single go.
{
tf := &ImportStateTransformer{
Targets: []*ImportTarget{
&ImportTarget{
Addr: addrs.RootModuleInstance.
Child("a", addrs.NoKey).
Child("b", addrs.NoKey).
ResourceInstance(
addrs.ManagedResourceMode,
"foo_instance",
"qux",
addrs.NoKey,
),
ProviderAddr: addrs.RootModuleInstance.
Child("moo", addrs.NoKey).
ProviderConfigDefault("foo"),
ID: "bar",
},
},
}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := &MissingProviderTransformer{Providers: []string{"foo", "bar"}}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformMissingProviderModuleGrandchildStr)
if actual != expected {
t.Fatalf("expected:\n%s\n\ngot:\n%s", expected, actual)
}
}
func TestParentProviderTransformer(t *testing.T) {
g := Graph{Path: addrs.RootModuleInstance}
// Introduce a cihld module
{
tf := &ImportStateTransformer{
Targets: []*ImportTarget{
&ImportTarget{
Addr: addrs.RootModuleInstance.
Child("moo", addrs.NoKey).
ResourceInstance(
addrs.ManagedResourceMode,
"foo_instance",
"qux",
addrs.NoKey,
),
ProviderAddr: addrs.RootModuleInstance.
Child("moo", addrs.NoKey).
ProviderConfigDefault("foo"),
ID: "bar",
},
},
}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
// Add the missing modules
{
tf := &MissingProviderTransformer{Providers: []string{"foo", "bar"}}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
// Connect parents
{
tf := &ParentProviderTransformer{}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformParentProviderStr)
if actual != expected {
t.Fatalf("expected:\n%s\n\ngot:\n%s", expected, actual)
}
}
func TestParentProviderTransformer_moduleGrandchild(t *testing.T) {
g := Graph{Path: addrs.RootModuleInstance}
// We use the import state transformer since at the time of writing
// this test it is the first and only transformer that will introduce
// multiple module-path nodes at a single go.
{
tf := &ImportStateTransformer{
Targets: []*ImportTarget{
&ImportTarget{
Addr: addrs.RootModuleInstance.
Child("a", addrs.NoKey).
Child("b", addrs.NoKey).
ResourceInstance(
addrs.ManagedResourceMode,
"foo_instance",
"qux",
addrs.NoKey,
),
ProviderAddr: addrs.RootModuleInstance.
Child("moo", addrs.NoKey).
ProviderConfigDefault("foo"),
ID: "bar",
},
},
}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := &MissingProviderTransformer{Providers: []string{"foo", "bar"}}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
// Connect parents
{
tf := &ParentProviderTransformer{}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformParentProviderModuleGrandchildStr)
if actual != expected {
t.Fatalf("expected:\n%s\n\ngot:\n%s", expected, actual)
}
}
func TestPruneProviderTransformer(t *testing.T) {
mod := testModule(t, "transform-provider-prune")
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &AttachResourceConfigTransformer{Config: mod}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &MissingProviderTransformer{Providers: []string{"foo"}}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &ProviderTransformer{}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &CloseProviderTransformer{}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
transform := &PruneProviderTransformer{}
if err := transform.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformPruneProviderBasicStr)
if actual != expected {
t.Fatalf("bad:\n\n%s", actual)
}
}
// the child module resource is attached to the configured parent provider
func TestProviderConfigTransformer_parentProviders(t *testing.T) {
mod := testModule(t, "transform-provider-inherit")
concrete := func(a *NodeAbstractProvider) dag.Vertex { return a }
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := &AttachResourceConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := TransformProviders([]string{"aws"}, concrete, mod)
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformModuleProviderConfigStr)
if actual != expected {
t.Fatalf("expected:\n%s\n\ngot:\n%s", expected, actual)
}
}
// the child module resource is attached to the configured grand-parent provider
func TestProviderConfigTransformer_grandparentProviders(t *testing.T) {
mod := testModule(t, "transform-provider-grandchild-inherit")
concrete := func(a *NodeAbstractProvider) dag.Vertex { return a }
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := &AttachResourceConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := TransformProviders([]string{"aws"}, concrete, mod)
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(testTransformModuleProviderGrandparentStr)
if actual != expected {
t.Fatalf("expected:\n%s\n\ngot:\n%s", expected, actual)
}
}
// pass a specific provider into a module using it implicitly
func TestProviderConfigTransformer_implicitModule(t *testing.T) {
mod := testModule(t, "transform-provider-implicit-module")
concrete := func(a *NodeAbstractProvider) dag.Vertex { return a }
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := &AttachResourceConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := TransformProviders([]string{"aws"}, concrete, mod)
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
actual := strings.TrimSpace(g.String())
expected := strings.TrimSpace(`module.mod.aws_instance.bar
provider.aws.foo
provider.aws.foo`)
if actual != expected {
t.Fatalf("wrong result\n\nexpected:\n%s\n\ngot:\n%s", expected, actual)
}
}
// error out when a non-existent provider is named in a module providers map
func TestProviderConfigTransformer_invalidProvider(t *testing.T) {
mod := testModule(t, "transform-provider-invalid")
concrete := func(a *NodeAbstractProvider) dag.Vertex { return a }
g := Graph{Path: addrs.RootModuleInstance}
{
tf := &ConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
{
tf := &AttachResourceConfigTransformer{Config: mod}
if err := tf.Transform(&g); err != nil {
t.Fatalf("err: %s", err)
}
}
tf := TransformProviders([]string{"aws"}, concrete, mod)
err := tf.Transform(&g)
if err == nil {
t.Fatal("expected missing provider error")
}
if !strings.Contains(err.Error(), "provider.aws.foo") {
t.Fatalf("error should reference missing provider, got: %s", err)
}
}
const testTransformProviderBasicStr = `
aws_instance.web
provider.aws
provider.aws
`
const testTransformCloseProviderBasicStr = `
aws_instance.web
provider.aws
provider.aws
provider.aws (close)
aws_instance.web
provider.aws
`
const testTransformMissingProviderBasicStr = `
aws_instance.web
provider.aws
foo_instance.web
provider.foo
provider.aws
provider.aws (close)
aws_instance.web
provider.aws
provider.foo
provider.foo (close)
foo_instance.web
provider.foo
`
const testTransformMissingGrandchildProviderStr = `
module.sub.module.subsub.bar_instance.two
provider.bar
module.sub.module.subsub.foo_instance.one
module.sub.provider.foo
module.sub.provider.foo
provider.bar
`
const testTransformMissingProviderModuleChildStr = `
module.moo.foo_instance.qux (import id "bar")
provider.foo
`
const testTransformMissingProviderModuleGrandchildStr = `
module.a.module.b.foo_instance.qux (import id "bar")
provider.foo
`
const testTransformParentProviderStr = `
module.moo.foo_instance.qux (import id "bar")
provider.foo
`
const testTransformParentProviderModuleGrandchildStr = `
module.a.module.b.foo_instance.qux (import id "bar")
provider.foo
`
const testTransformProviderModuleChildStr = `
module.moo.foo_instance.qux (import id "bar")
provider.foo
provider.foo
`
const testTransformPruneProviderBasicStr = `
foo_instance.web
provider.foo
provider.foo
provider.foo (close)
foo_instance.web
provider.foo
`
const testTransformDisableProviderBasicStr = `
module.child
provider.aws (disabled)
var.foo
provider.aws (close)
module.child
provider.aws (disabled)
provider.aws (disabled)
var.foo
`
const testTransformDisableProviderKeepStr = `
aws_instance.foo
provider.aws
module.child
provider.aws
var.foo
provider.aws
provider.aws (close)
aws_instance.foo
module.child
provider.aws
var.foo
`
const testTransformModuleProviderConfigStr = `
module.child.aws_instance.thing
provider.aws.foo
provider.aws.foo
`
const testTransformModuleProviderGrandparentStr = `
module.child.module.grandchild.aws_instance.baz
provider.aws.foo
provider.aws.foo
`