terraform: rename attach config to only attach provider config

config/testing.go

@@ -0,0 +1,15 @@
+package config
+
+import (
+	"testing"
+)
+
+// TestRawConfig is used to create a RawConfig for testing.
+func TestRawConfig(t *testing.T, c map[string]interface{}) *RawConfig {
+	cfg, err := NewRawConfig(c)
+	if err != nil {
+		t.Fatalf("err: %s", err)
+	}
+
+	return cfg
+}

terraform/context_apply_test.go

@@ -960,7 +960,7 @@ func TestContext2Apply_countDecrease(t *testing.T) {
 	}
 }
 
-func TestContext2Apply_countDecreaseToOne(t *testing.T) {
+func TestContext2Apply_countDecreaseToOneX(t *testing.T) {
 	m := testModule(t, "apply-count-dec-one")
 	p := testProvider("aws")
 	p.ApplyFn = testApplyFn

terraform/graph_builder_apply.go

@@ -58,6 +58,7 @@ func (b *ApplyGraphBuilder) Steps() []GraphTransformer {
 		&MissingProviderTransformer{Providers: b.Providers, Factory: providerFactory},
 		&ProviderTransformer{},
 		&ParentProviderTransformer{},
+		&AttachProviderConfigTransformer{Module: b.Module},
 
 		// Provisioner-related transformations
 		&MissingProvisionerTransformer{Provisioners: b.Provisioners},
@@ -75,9 +76,6 @@ func (b *ApplyGraphBuilder) Steps() []GraphTransformer {
 		// Connect references so ordering is correct
 		&ReferenceTransformer{},
 
-		// Attach the configurations
-		&AttachConfigTransformer{Module: b.Module},
-
 		// Single root
 		&RootTransformer{},
 	}

terraform/transform_attach_config_provider.go

@@ -20,16 +20,17 @@ type GraphNodeAttachProvider interface {
 	AttachProvider(*config.ProviderConfig)
 }
 
-// AttachConfigTransformer goes through the graph and attaches configuration
-// structures to nodes that implement the interfaces above.
+// AttachProviderConfigTransformer goes through the graph and attaches
+// provider configuration structures to nodes that implement the interfaces
+// above.
 //
 // The attached configuration structures are directly from the configuration.
 // If they're going to be modified, a copy should be made.
-type AttachConfigTransformer struct {
+type AttachProviderConfigTransformer struct {
 	Module *module.Tree // Module is the root module for the config
 }
 
-func (t *AttachConfigTransformer) Transform(g *Graph) error {
+func (t *AttachProviderConfigTransformer) Transform(g *Graph) error {
 	if err := t.attachProviders(g); err != nil {
 		return err
 	}
@@ -37,7 +38,7 @@ func (t *AttachConfigTransformer) Transform(g *Graph) error {
 	return nil
 }
 
-func (t *AttachConfigTransformer) attachProviders(g *Graph) error {
+func (t *AttachProviderConfigTransformer) attachProviders(g *Graph) error {
 	// Go through and find GraphNodeAttachProvider
 	for _, v := range g.Vertices() {
 		// Only care about GraphNodeAttachProvider implementations

terraform/transform_diff.go

@@ -2,6 +2,7 @@ package terraform
 
 import (
 	"fmt"
+	"log"
 
 	"github.com/hashicorp/terraform/config/module"
 )
@@ -30,12 +31,15 @@ func (t *DiffTransformer) Transform(g *Graph) error {
 	}
 
 	// Go through all the modules in the diff.
+	log.Printf("[TRACE] DiffTransformer: starting")
 	var nodes []*NodeApplyableResource
 	for _, m := range t.Diff.Modules {
+		log.Printf("[TRACE] DiffTransformer: Module: %s", m)
 		// TODO: If this is a destroy diff then add a module destroy node
 
 		// Go through all the resources in this module.
 		for name, inst := range m.Resources {
+			log.Printf("[TRACE] DiffTransformer: Resource %q: %#v", name, inst)
 			// TODO: Destroy diff
 
 			// If this diff has no attribute changes, then we have