forked from hashicorp/terraform
/
resource_storage_bucket.go
380 lines (316 loc) · 9.36 KB
/
resource_storage_bucket.go
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package google
import (
"errors"
"fmt"
"log"
"time"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
"google.golang.org/api/googleapi"
"google.golang.org/api/storage/v1"
)
func resourceStorageBucket() *schema.Resource {
return &schema.Resource{
Create: resourceStorageBucketCreate,
Read: resourceStorageBucketRead,
Update: resourceStorageBucketUpdate,
Delete: resourceStorageBucketDelete,
Importer: &schema.ResourceImporter{
State: resourceStorageBucketStateImporter,
},
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"force_destroy": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: false,
},
"location": &schema.Schema{
Type: schema.TypeString,
Default: "US",
Optional: true,
ForceNew: true,
},
"predefined_acl": &schema.Schema{
Type: schema.TypeString,
Deprecated: "Please use resource \"storage_bucket_acl.predefined_acl\" instead.",
Optional: true,
ForceNew: true,
},
"project": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"self_link": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"url": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
"storage_class": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Default: "STANDARD",
ForceNew: true,
},
"website": &schema.Schema{
Type: schema.TypeList,
Optional: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"main_page_suffix": &schema.Schema{
Type: schema.TypeString,
Optional: true,
},
"not_found_page": &schema.Schema{
Type: schema.TypeString,
Optional: true,
},
},
},
},
"cors": &schema.Schema{
Type: schema.TypeList,
Optional: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"origin": &schema.Schema{
Type: schema.TypeList,
Optional: true,
Elem: &schema.Schema{
Type: schema.TypeString,
},
},
"method": &schema.Schema{
Type: schema.TypeList,
Optional: true,
Elem: &schema.Schema{
Type: schema.TypeString,
},
},
"response_header": &schema.Schema{
Type: schema.TypeList,
Optional: true,
Elem: &schema.Schema{
Type: schema.TypeString,
},
},
"max_age_seconds": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
},
},
},
},
},
}
}
func resourceStorageBucketCreate(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
project, err := getProject(d, config)
if err != nil {
return err
}
// Get the bucket and acl
bucket := d.Get("name").(string)
location := d.Get("location").(string)
// Create a bucket, setting the acl, location and name.
sb := &storage.Bucket{Name: bucket, Location: location}
if v, ok := d.GetOk("storage_class"); ok {
sb.StorageClass = v.(string)
}
if v, ok := d.GetOk("website"); ok {
websites := v.([]interface{})
if len(websites) > 1 {
return fmt.Errorf("At most one website block is allowed")
}
sb.Website = &storage.BucketWebsite{}
website := websites[0].(map[string]interface{})
if v, ok := website["not_found_page"]; ok {
sb.Website.NotFoundPage = v.(string)
}
if v, ok := website["main_page_suffix"]; ok {
sb.Website.MainPageSuffix = v.(string)
}
}
if v, ok := d.GetOk("cors"); ok {
sb.Cors = expandCors(v.([]interface{}))
}
var res *storage.Bucket
err = resource.Retry(1*time.Minute, func() *resource.RetryError {
call := config.clientStorage.Buckets.Insert(project, sb)
if v, ok := d.GetOk("predefined_acl"); ok {
call = call.PredefinedAcl(v.(string))
}
res, err = call.Do()
if err == nil {
return nil
}
if gerr, ok := err.(*googleapi.Error); ok && gerr.Code == 429 {
return resource.RetryableError(gerr)
}
return resource.NonRetryableError(err)
})
if err != nil {
fmt.Printf("Error creating bucket %s: %v", bucket, err)
return err
}
log.Printf("[DEBUG] Created bucket %v at location %v\n\n", res.Name, res.SelfLink)
d.SetId(res.Id)
return resourceStorageBucketRead(d, meta)
}
func resourceStorageBucketUpdate(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
sb := &storage.Bucket{}
if d.HasChange("website") {
if v, ok := d.GetOk("website"); ok {
websites := v.([]interface{})
if len(websites) > 1 {
return fmt.Errorf("At most one website block is allowed")
}
// Setting fields to "" to be explicit that the PATCH call will
// delete this field.
if len(websites) == 0 {
sb.Website.NotFoundPage = ""
sb.Website.MainPageSuffix = ""
} else {
website := websites[0].(map[string]interface{})
sb.Website = &storage.BucketWebsite{}
if v, ok := website["not_found_page"]; ok {
sb.Website.NotFoundPage = v.(string)
} else {
sb.Website.NotFoundPage = ""
}
if v, ok := website["main_page_suffix"]; ok {
sb.Website.MainPageSuffix = v.(string)
} else {
sb.Website.MainPageSuffix = ""
}
}
}
}
if v, ok := d.GetOk("cors"); ok {
sb.Cors = expandCors(v.([]interface{}))
}
res, err := config.clientStorage.Buckets.Patch(d.Get("name").(string), sb).Do()
if err != nil {
return err
}
log.Printf("[DEBUG] Patched bucket %v at location %v\n\n", res.Name, res.SelfLink)
// Assign the bucket ID as the resource ID
d.Set("self_link", res.SelfLink)
d.SetId(res.Id)
return nil
}
func resourceStorageBucketRead(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
// Get the bucket and acl
bucket := d.Get("name").(string)
res, err := config.clientStorage.Buckets.Get(bucket).Do()
if err != nil {
return handleNotFoundError(err, d, fmt.Sprintf("Storage Bucket %q", d.Get("name").(string)))
}
log.Printf("[DEBUG] Read bucket %v at location %v\n\n", res.Name, res.SelfLink)
// Update the bucket ID according to the resource ID
d.Set("self_link", res.SelfLink)
d.Set("url", fmt.Sprintf("gs://%s", bucket))
d.Set("storage_class", res.StorageClass)
d.Set("location", res.Location)
d.Set("cors", flattenCors(res.Cors))
d.SetId(res.Id)
return nil
}
func resourceStorageBucketDelete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
// Get the bucket
bucket := d.Get("name").(string)
for {
res, err := config.clientStorage.Objects.List(bucket).Do()
if err != nil {
fmt.Printf("Error Objects.List failed: %v", err)
return err
}
if len(res.Items) != 0 {
if d.Get("force_destroy").(bool) {
// purge the bucket...
log.Printf("[DEBUG] GCS Bucket attempting to forceDestroy\n\n")
for _, object := range res.Items {
log.Printf("[DEBUG] Found %s", object.Name)
if err := config.clientStorage.Objects.Delete(bucket, object.Name).Do(); err != nil {
log.Fatalf("Error trying to delete object: %s %s\n\n", object.Name, err)
} else {
log.Printf("Object deleted: %s \n\n", object.Name)
}
}
} else {
delete_err := errors.New("Error trying to delete a bucket containing objects without `force_destroy` set to true")
log.Printf("Error! %s : %s\n\n", bucket, delete_err)
return delete_err
}
} else {
break // 0 items, bucket empty
}
}
// remove empty bucket
err := resource.Retry(1*time.Minute, func() *resource.RetryError {
err := config.clientStorage.Buckets.Delete(bucket).Do()
if err == nil {
return nil
}
if gerr, ok := err.(*googleapi.Error); ok && gerr.Code == 429 {
return resource.RetryableError(gerr)
}
return resource.NonRetryableError(err)
})
if err != nil {
fmt.Printf("Error deleting bucket %s: %v\n\n", bucket, err)
return err
}
log.Printf("[DEBUG] Deleted bucket %v\n\n", bucket)
return nil
}
func resourceStorageBucketStateImporter(d *schema.ResourceData, meta interface{}) ([]*schema.ResourceData, error) {
d.Set("name", d.Id())
return []*schema.ResourceData{d}, nil
}
func expandCors(configured []interface{}) []*storage.BucketCors {
corsRules := make([]*storage.BucketCors, 0, len(configured))
for _, raw := range configured {
data := raw.(map[string]interface{})
corsRule := storage.BucketCors{
Origin: convertSchemaArrayToStringArray(data["origin"].([]interface{})),
Method: convertSchemaArrayToStringArray(data["method"].([]interface{})),
ResponseHeader: convertSchemaArrayToStringArray(data["response_header"].([]interface{})),
MaxAgeSeconds: int64(data["max_age_seconds"].(int)),
}
corsRules = append(corsRules, &corsRule)
}
return corsRules
}
func convertSchemaArrayToStringArray(input []interface{}) []string {
output := make([]string, 0, len(input))
for _, val := range input {
output = append(output, val.(string))
}
return output
}
func flattenCors(corsRules []*storage.BucketCors) []map[string]interface{} {
corsRulesSchema := make([]map[string]interface{}, 0, len(corsRules))
for _, corsRule := range corsRules {
data := map[string]interface{}{
"origin": corsRule.Origin,
"method": corsRule.Method,
"response_header": corsRule.ResponseHeader,
"max_age_seconds": corsRule.MaxAgeSeconds,
}
corsRulesSchema = append(corsRulesSchema, data)
}
return corsRulesSchema
}