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terraform: basic sub-module walks work

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Lots broken still, but its a start.
This commit is contained in:
Mitchell Hashimoto 2014-09-23 13:47:20 -07:00
parent c164839ed1
commit 8dcc4528fc
3 changed files with 14 additions and 14 deletions
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18
terraform/context.go
View File

@ -16,7 +16,7 @@ import (
// This is a function type used to implement a walker for the resource // This is a function type used to implement a walker for the resource
// tree internally on the Terraform structure. // tree internally on the Terraform structure.
type genericWalkFunc func(*Resource) error type genericWalkFunc func(*walkContext, *Resource) error
// Context represents all the context that Terraform needs in order to // Context represents all the context that Terraform needs in order to
// perform operations on infrastructure. This structure is built using // perform operations on infrastructure. This structure is built using
@ -498,7 +498,7 @@ func (c *walkContext) Refresh() error {
} }
func (c *walkContext) applyWalkFn() depgraph.WalkFunc { func (c *walkContext) applyWalkFn() depgraph.WalkFunc {
cb := func(r *Resource) error { cb := func(c *walkContext, r *Resource) error {
var err error var err error
diff := r.Diff diff := r.Diff
@ -649,7 +649,7 @@ func (c *walkContext) planWalkFn(result *Plan) depgraph.WalkFunc {
// Initialize the result // Initialize the result
result.init() result.init()
cb := func(r *Resource) error { cb := func(c *walkContext, r *Resource) error {
if r.Flags&FlagTainted != 0 { if r.Flags&FlagTainted != 0 {
// We don't diff tainted resources. // We don't diff tainted resources.
return nil return nil
@ -749,7 +749,7 @@ func (c *walkContext) planWalkFn(result *Plan) depgraph.WalkFunc {
} }
func (c *walkContext) refreshWalkFn() depgraph.WalkFunc { func (c *walkContext) refreshWalkFn() depgraph.WalkFunc {
cb := func(r *Resource) error { cb := func(c *walkContext, r *Resource) error {
is := r.State is := r.State
if is == nil || is.ID == "" { if is == nil || is.ID == "" {
@ -807,8 +807,9 @@ func (c *walkContext) genericWalkFn(cb genericWalkFunc) depgraph.WalkFunc {
switch m := n.Meta.(type) { switch m := n.Meta.(type) {
case *GraphNodeModule: case *GraphNodeModule:
// TODO // Build another walkContext for this module and walk it.
return nil wc := c.Context.walkContext(m.Path)
return m.Graph.Walk(wc.genericWalkFn(cb))
case *GraphNodeResource: case *GraphNodeResource:
// Continue, we care about this the most // Continue, we care about this the most
case *GraphNodeResourceMeta: case *GraphNodeResourceMeta:
@ -859,10 +860,11 @@ func (c *walkContext) genericWalkFn(cb genericWalkFunc) depgraph.WalkFunc {
// Call the callack // Call the callack
log.Printf( log.Printf(
"[INFO] Walking: %s (Graph node: %s)", "[INFO] Module %s walking: %s (Graph node: %s)",
strings.Join(c.Path, "."),
rn.Resource.Id, rn.Resource.Id,
n.Name) n.Name)
if err := cb(rn.Resource); err != nil { if err := cb(c, rn.Resource); err != nil {
log.Printf("[ERROR] Error walking '%s': %s", rn.Resource.Id, err) log.Printf("[ERROR] Error walking '%s': %s", rn.Resource.Id, err)
return err return err
} }

5
terraform/context_test.go
View File

@ -2180,9 +2180,6 @@ func TestContextRefresh_hook(t *testing.T) {
} }
func TestContextRefresh_modules(t *testing.T) { func TestContextRefresh_modules(t *testing.T) {
// TODO: uncomment when we get it going
t.Skip()
p := testProvider("aws") p := testProvider("aws")
m := testModule(t, "refresh-modules") m := testModule(t, "refresh-modules")
state := &State{ state := &State{
@ -2543,7 +2540,7 @@ root
const testContextRefreshModuleStr = ` const testContextRefreshModuleStr = `
aws_instance.web: (1 tainted) aws_instance.web: (1 tainted)
ID = <not created> ID = <not created>
Tainted ID 1 = foo Tainted ID 1 = bar
module.child: module.child:
aws_instance.web: aws_instance.web:

5
terraform/graph.go
View File

@ -142,7 +142,7 @@ func Graph(opts *GraphOpts) (*depgraph.Graph, error) {
modState = opts.State.ModuleByPath(opts.ModulePath) modState = opts.State.ModuleByPath(opts.ModulePath)
} }
log.Printf("[DEBUG] Creating graph...") log.Printf("[DEBUG] Creating graph for path: %v", opts.ModulePath)
g := new(depgraph.Graph) g := new(depgraph.Graph)
@ -214,7 +214,8 @@ func Graph(opts *GraphOpts) (*depgraph.Graph, error) {
} }
log.Printf( log.Printf(
"[DEBUG] Graph created and valid. %d nouns.", "[DEBUG] Graph %v created and valid. %d nouns.",
opts.ModulePath,
len(g.Nouns)) len(g.Nouns))
return g, nil return g, nil