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80ab551867
This is a stepping-stone PR for the provider source project. In this PR "legcay-stype" FQNs are created from the provider name string. Future work involves encoding the FQN directly in the AbsProviderConfig and removing the calls to addrs.NewLegacyProvider().
106 lines
3.6 KiB
Go
106 lines
3.6 KiB
Go
package terraform
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import (
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"fmt"
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"log"
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"github.com/hashicorp/terraform/addrs"
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"github.com/hashicorp/terraform/configs/configschema"
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"github.com/hashicorp/terraform/dag"
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)
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// GraphNodeAttachResourceSchema is an interface implemented by node types
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// that need a resource schema attached.
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type GraphNodeAttachResourceSchema interface {
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GraphNodeResource
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GraphNodeProviderConsumer
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AttachResourceSchema(schema *configschema.Block, version uint64)
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}
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// GraphNodeAttachProviderConfigSchema is an interface implemented by node types
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// that need a provider configuration schema attached.
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type GraphNodeAttachProviderConfigSchema interface {
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GraphNodeProvider
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AttachProviderConfigSchema(*configschema.Block)
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}
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// GraphNodeAttachProvisionerSchema is an interface implemented by node types
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// that need one or more provisioner schemas attached.
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type GraphNodeAttachProvisionerSchema interface {
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ProvisionedBy() []string
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// SetProvisionerSchema is called during transform for each provisioner
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// type returned from ProvisionedBy, providing the configuration schema
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// for each provisioner in turn. The implementer should save these for
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// later use in evaluating provisioner configuration blocks.
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AttachProvisionerSchema(name string, schema *configschema.Block)
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}
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// AttachSchemaTransformer finds nodes that implement
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// GraphNodeAttachResourceSchema, GraphNodeAttachProviderConfigSchema, or
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// GraphNodeAttachProvisionerSchema, looks up the needed schemas for each
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// and then passes them to a method implemented by the node.
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type AttachSchemaTransformer struct {
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Schemas *Schemas
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}
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func (t *AttachSchemaTransformer) Transform(g *Graph) error {
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if t.Schemas == nil {
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// Should never happen with a reasonable caller, but we'll return a
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// proper error here anyway so that we'll fail gracefully.
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return fmt.Errorf("AttachSchemaTransformer used with nil Schemas")
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}
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for _, v := range g.Vertices() {
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if tv, ok := v.(GraphNodeAttachResourceSchema); ok {
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addr := tv.ResourceAddr()
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mode := addr.Resource.Mode
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typeName := addr.Resource.Type
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providerAddr, _ := tv.ProvidedBy()
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// TODO: get providerFQN directly from AbsProviderConfig
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providerFqn := addrs.NewLegacyProvider(providerAddr.ProviderConfig.LocalName)
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schema, version := t.Schemas.ResourceTypeConfig(providerFqn, mode, typeName)
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if schema == nil {
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log.Printf("[ERROR] AttachSchemaTransformer: No resource schema available for %s", addr)
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continue
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}
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log.Printf("[TRACE] AttachSchemaTransformer: attaching resource schema to %s", dag.VertexName(v))
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tv.AttachResourceSchema(schema, version)
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}
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if tv, ok := v.(GraphNodeAttachProviderConfigSchema); ok {
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providerAddr := tv.ProviderAddr()
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// TODO: get providerFQN directly from AbsProviderConfig
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providerFqn := addrs.NewLegacyProvider(providerAddr.ProviderConfig.LocalName)
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schema := t.Schemas.ProviderConfig(providerFqn)
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if schema == nil {
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log.Printf("[ERROR] AttachSchemaTransformer: No provider config schema available for %s", providerAddr)
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continue
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}
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log.Printf("[TRACE] AttachSchemaTransformer: attaching provider config schema to %s", dag.VertexName(v))
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tv.AttachProviderConfigSchema(schema)
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}
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if tv, ok := v.(GraphNodeAttachProvisionerSchema); ok {
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names := tv.ProvisionedBy()
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for _, name := range names {
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schema := t.Schemas.ProvisionerConfig(name)
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if schema == nil {
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log.Printf("[ERROR] AttachSchemaTransformer: No schema available for provisioner %q on %q", name, dag.VertexName(v))
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continue
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}
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log.Printf("[TRACE] AttachSchemaTransformer: attaching provisioner %q config schema to %s", name, dag.VertexName(v))
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tv.AttachProvisionerSchema(name, schema)
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}
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}
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}
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return nil
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}
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