102 lines
2.3 KiB
Go
102 lines
2.3 KiB
Go
package terraform
|
|
|
|
import (
|
|
"log"
|
|
|
|
"github.com/hashicorp/terraform/addrs"
|
|
"github.com/hashicorp/terraform/configs"
|
|
"github.com/hashicorp/terraform/dag"
|
|
)
|
|
|
|
// ConfigTransformer is a GraphTransformer that adds all the resources
|
|
// from the configuration to the graph.
|
|
//
|
|
// The module used to configure this transformer must be the root module.
|
|
//
|
|
// Only resources are added to the graph. Variables, outputs, and
|
|
// providers must be added via other transforms.
|
|
//
|
|
// Unlike ConfigTransformerOld, this transformer creates a graph with
|
|
// all resources including module resources, rather than creating module
|
|
// nodes that are then "flattened".
|
|
type ConfigTransformer struct {
|
|
Concrete ConcreteResourceNodeFunc
|
|
|
|
// Module is the module to add resources from.
|
|
Config *configs.Config
|
|
|
|
// Mode will only add resources that match the given mode
|
|
ModeFilter bool
|
|
Mode addrs.ResourceMode
|
|
}
|
|
|
|
func (t *ConfigTransformer) Transform(g *Graph) error {
|
|
// If no configuration is available, we don't do anything
|
|
if t.Config == nil {
|
|
return nil
|
|
}
|
|
|
|
// Start the transformation process
|
|
return t.transform(g, t.Config)
|
|
}
|
|
|
|
func (t *ConfigTransformer) transform(g *Graph, config *configs.Config) error {
|
|
// If no config, do nothing
|
|
if config == nil {
|
|
return nil
|
|
}
|
|
|
|
// Add our resources
|
|
if err := t.transformSingle(g, config); err != nil {
|
|
return err
|
|
}
|
|
|
|
// Transform all the children.
|
|
for _, c := range config.Children {
|
|
if err := t.transform(g, c); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (t *ConfigTransformer) transformSingle(g *Graph, config *configs.Config) error {
|
|
path := config.Path
|
|
module := config.Module
|
|
log.Printf("[TRACE] ConfigTransformer: Starting for path: %v", path)
|
|
|
|
allResources := make([]*configs.Resource, 0, len(module.ManagedResources)+len(module.DataResources))
|
|
for _, r := range module.ManagedResources {
|
|
allResources = append(allResources, r)
|
|
}
|
|
for _, r := range module.DataResources {
|
|
allResources = append(allResources, r)
|
|
}
|
|
|
|
for _, r := range allResources {
|
|
relAddr := r.Addr()
|
|
|
|
if t.ModeFilter && relAddr.Mode != t.Mode {
|
|
// Skip non-matching modes
|
|
continue
|
|
}
|
|
|
|
abstract := &NodeAbstractResource{
|
|
Addr: addrs.ConfigResource{
|
|
Resource: relAddr,
|
|
Module: path,
|
|
},
|
|
}
|
|
|
|
var node dag.Vertex = abstract
|
|
if f := t.Concrete; f != nil {
|
|
node = f(abstract)
|
|
}
|
|
|
|
g.Add(node)
|
|
}
|
|
|
|
return nil
|
|
}
|