terraform/builtin/providers/google/resource_compute_project_me...

204 lines
5.1 KiB
Go

package google
import (
"fmt"
"log"
"github.com/hashicorp/terraform/helper/schema"
"google.golang.org/api/compute/v1"
"google.golang.org/api/googleapi"
)
func resourceComputeProjectMetadata() *schema.Resource {
return &schema.Resource{
Create: resourceComputeProjectMetadataCreate,
Read: resourceComputeProjectMetadataRead,
Update: resourceComputeProjectMetadataUpdate,
Delete: resourceComputeProjectMetadataDelete,
SchemaVersion: 0,
Schema: map[string]*schema.Schema{
"metadata": &schema.Schema{
Elem: schema.TypeString,
Type: schema.TypeMap,
Required: true,
},
"project": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
},
}
}
func resourceComputeProjectMetadataCreate(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
projectID, err := getProject(d, config)
if err != nil {
return err
}
createMD := func() error {
// Load project service
log.Printf("[DEBUG] Loading project service: %s", projectID)
project, err := config.clientCompute.Projects.Get(projectID).Do()
if err != nil {
return fmt.Errorf("Error loading project '%s': %s", projectID, err)
}
md := project.CommonInstanceMetadata
newMDMap := d.Get("metadata").(map[string]interface{})
// Ensure that we aren't overwriting entries that already exist
for _, kv := range md.Items {
if _, ok := newMDMap[kv.Key]; ok {
return fmt.Errorf("Error, key '%s' already exists in project '%s'", kv.Key, projectID)
}
}
// Append new metadata to existing metadata
for key, val := range newMDMap {
v := val.(string)
md.Items = append(md.Items, &compute.MetadataItems{
Key: key,
Value: &v,
})
}
op, err := config.clientCompute.Projects.SetCommonInstanceMetadata(projectID, md).Do()
if err != nil {
return fmt.Errorf("SetCommonInstanceMetadata failed: %s", err)
}
log.Printf("[DEBUG] SetCommonMetadata: %d (%s)", op.Id, op.SelfLink)
return computeOperationWaitGlobal(config, op, "SetCommonMetadata")
}
err = MetadataRetryWrapper(createMD)
if err != nil {
return err
}
return resourceComputeProjectMetadataRead(d, meta)
}
func resourceComputeProjectMetadataRead(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
projectID, err := getProject(d, config)
if err != nil {
return err
}
// Load project service
log.Printf("[DEBUG] Loading project service: %s", projectID)
project, err := config.clientCompute.Projects.Get(projectID).Do()
if err != nil {
if gerr, ok := err.(*googleapi.Error); ok && gerr.Code == 404 {
log.Printf("[WARN] Removing Project Metadata because it's gone")
// The resource doesn't exist anymore
d.SetId("")
return nil
}
return fmt.Errorf("Error loading project '%s': %s", projectID, err)
}
md := project.CommonInstanceMetadata
if err = d.Set("metadata", MetadataFormatSchema(d.Get("metadata").(map[string]interface{}), md)); err != nil {
return fmt.Errorf("Error setting metadata: %s", err)
}
d.SetId("common_metadata")
return nil
}
func resourceComputeProjectMetadataUpdate(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
projectID, err := getProject(d, config)
if err != nil {
return err
}
if d.HasChange("metadata") {
o, n := d.GetChange("metadata")
updateMD := func() error {
// Load project service
log.Printf("[DEBUG] Loading project service: %s", projectID)
project, err := config.clientCompute.Projects.Get(projectID).Do()
if err != nil {
return fmt.Errorf("Error loading project '%s': %s", projectID, err)
}
md := project.CommonInstanceMetadata
MetadataUpdate(o.(map[string]interface{}), n.(map[string]interface{}), md)
op, err := config.clientCompute.Projects.SetCommonInstanceMetadata(projectID, md).Do()
if err != nil {
return fmt.Errorf("SetCommonInstanceMetadata failed: %s", err)
}
log.Printf("[DEBUG] SetCommonMetadata: %d (%s)", op.Id, op.SelfLink)
// Optimistic locking requires the fingerprint received to match
// the fingerprint we send the server, if there is a mismatch then we
// are working on old data, and must retry
return computeOperationWaitGlobal(config, op, "SetCommonMetadata")
}
err := MetadataRetryWrapper(updateMD)
if err != nil {
return err
}
return resourceComputeProjectMetadataRead(d, meta)
}
return nil
}
func resourceComputeProjectMetadataDelete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
projectID, err := getProject(d, config)
if err != nil {
return err
}
// Load project service
log.Printf("[DEBUG] Loading project service: %s", projectID)
project, err := config.clientCompute.Projects.Get(projectID).Do()
if err != nil {
return fmt.Errorf("Error loading project '%s': %s", projectID, err)
}
md := project.CommonInstanceMetadata
// Remove all items
md.Items = nil
op, err := config.clientCompute.Projects.SetCommonInstanceMetadata(projectID, md).Do()
log.Printf("[DEBUG] SetCommonMetadata: %d (%s)", op.Id, op.SelfLink)
err = computeOperationWaitGlobal(config, op, "SetCommonMetadata")
if err != nil {
return err
}
return resourceComputeProjectMetadataRead(d, meta)
}