Use the Storage Control API

  #include 
  
 "google/cloud/storagecontrol/v2/storage_control_client.h" 
 #include <iostream> 
 int 
  
 main 
 ( 
 int 
  
 argc 
 , 
  
 char 
 * 
  
 argv 
 []) 
  
 try 
  
 { 
  
 if 
  
 ( 
 argc 
  
 != 
  
 2 
 ) 
  
 { 
  
 std 
 :: 
 cerr 
 << 
 "Usage: " 
 << 
 argv 
 [ 
 0 
 ] 
 << 
 " bucket-id 
 \n 
 " 
 ; 
  
 return 
  
 1 
 ; 
  
 } 
  
 auto 
  
 const 
  
 name 
  
 = 
  
 std 
 :: 
 string 
 { 
 "projects/_/buckets/" 
 } 
  
 + 
  
 argv 
 [ 
 1 
 ] 
  
 + 
  
 "/storageLayout" 
 ; 
  
 namespace 
  
 storagecontrol 
  
 = 
  
 :: 
 google 
 :: 
 cloud 
 :: 
 storagecontrol_v2 
 ; 
  
 auto 
  
 client 
  
 = 
  
 storagecontrol 
 :: 
 StorageControlClient 
 ( 
  
 storagecontrol 
 :: 
 MakeStorageControlConnection 
 ()); 
  
 auto 
  
 layout 
  
 = 
  
 client 
 . 
 GetStorageLayout 
 ( 
 name 
 ); 
  
 if 
  
 ( 
 ! 
 layout 
 ) 
  
 throw 
  
 std 
 :: 
 move 
 ( 
 layout 
 ). 
 status 
 (); 
  
 std 
 :: 
 cout 
 << 
 layout 
 - 
> DebugString 
 () 
 << 
 " 
 \n 
 " 
 ; 
  
 return 
  
 0 
 ; 
 } 
  
 catch 
  
 ( 
 google 
 :: 
 cloud 
 :: 
 Status 
  
 const 
&  
 status 
 ) 
  
 { 
  
 std 
 :: 
 cerr 
 << 
 "google::cloud::Status thrown: " 
 << 
 status 
 << 
 " 
 \n 
 " 
 ; 
  
 return 
  
 1 
 ; 
 } 
 

  using 
  
  Google.Cloud.Storage.Control.V2 
 
 ; 
 using 
  
 System 
 ; 
 public 
  
 class 
  
 StorageControlQuickstartSample 
 { 
  
 public 
  
 StorageLayout 
  
 StorageControlQuickstart 
 ( 
 string 
  
 bucketName 
  
 = 
  
 "your-unique-bucket-name" 
 ) 
  
 { 
  
  StorageControlClient 
 
  
 storageControl 
  
 = 
  
  StorageControlClient 
 
 . 
  Create 
 
 (); 
  
 // Using "_" for projectId means global bucket namespace 
  
 var 
  
 layoutName 
  
 = 
  
 new 
  
  StorageLayoutName 
 
 ( 
 "_" 
 , 
  
 bucketName 
 ); 
  
  StorageLayout 
 
  
 response 
  
 = 
  
 storageControl 
 . 
  GetStorageLayout 
 
 ( 
 layoutName 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Bucket {bucketName} has location type {response. LocationType 
}" 
 ); 
  
 return 
  
 response 
 ; 
  
 } 
 } 
 

  // This sample demonstrates how to set up and make an API call with the 
 // Storage Control client. 
 package 
  
 main 
 import 
  
 ( 
  
 "context" 
  
 "flag" 
  
 "fmt" 
  
 "log" 
  
 "time" 
  
 control 
  
 "cloud.google.com/go/storage/control/apiv2" 
  
 controlpb 
  
 "cloud.google.com/go/storage/control/apiv2/controlpb" 
 ) 
 func 
  
 main 
 () 
  
 { 
  
 // Set this flag to an existing Cloud Storage bucket when running the sample. 
  
 bucketName 
  
 := 
  
 flag 
 . 
 String 
 ( 
 "bucket" 
 , 
  
 "" 
 , 
  
 "Cloud Storage bucket name" 
 ) 
  
 flag 
 . 
 Parse 
 () 
  
 log 
 . 
 Printf 
 ( 
 "bucket : %v" 
 , 
  
 * 
 bucketName 
 ) 
  
 ctx 
  
 := 
  
 context 
 . 
 Background 
 () 
  
 // Create a client. 
  
 client 
 , 
  
 err 
  
 := 
  
 control 
 . 
 NewStorageControlClient 
 ( 
 ctx 
 ) 
  
 if 
  
 err 
  
 != 
  
 nil 
  
 { 
  
 log 
 . 
 Fatalf 
 ( 
 "failed to create client: %v" 
 , 
  
 err 
 ) 
  
 } 
  
 defer 
  
 client 
 . 
  Close 
 
 () 
  
 // Create a request to get the storage layout for the bucket. 
  
 req 
  
 := 
  
& controlpb 
 . 
 GetStorageLayoutRequest 
 { 
  
 Name 
 : 
  
 fmt 
 . 
 Sprintf 
 ( 
 "projects/_/buckets/%v/storageLayout" 
 , 
  
 * 
 bucketName 
 ), 
  
 } 
  
 // Set a context timeout and send the request. 
  
 ctx 
 , 
  
 cancel 
  
 := 
  
 context 
 . 
 WithTimeout 
 ( 
 ctx 
 , 
  
 30 
 * 
 time 
 . 
 Second 
 ) 
  
 defer 
  
 cancel 
 () 
  
 res 
 , 
  
 err 
  
 := 
  
 client 
 . 
 GetStorageLayout 
 ( 
 ctx 
 , 
  
 req 
 ) 
  
 if 
  
 err 
  
 != 
  
 nil 
  
 { 
  
 log 
 . 
 Fatalf 
 ( 
 "GetStorageLayout: %v" 
 , 
  
 err 
 ) 
  
 } 
  
 // Use response. 
  
 fmt 
 . 
 Printf 
 ( 
 "Bucket %v has location type %v" 
 , 
  
 bucketName 
 , 
  
 res 
 . 
 LocationType 
 ) 
 } 
 

  import 
  
 com.google.storage.control.v2. GetStorageLayoutRequest 
 
 ; 
 import 
  
 com.google.storage.control.v2. StorageControlClient 
 
 ; 
 import 
  
 com.google.storage.control.v2. StorageLayout 
 
 ; 
 import 
  
 com.google.storage.control.v2. StorageLayoutName 
 
 ; 
 public 
  
 class 
 QuickstartStorageControlSample 
  
 { 
  
 public 
  
 static 
  
 void 
  
 main 
 ( 
 String 
 ... 
  
 args 
 ) 
  
 throws 
  
 Exception 
  
 { 
  
 String 
  
 bucketName 
  
 = 
  
 args 
 [ 
 0 
 ] 
 ; 
  
 // "your-bucket-name"; 
  
 // Instantiates a client in a try-with-resource to automatically cleanup underlying resources 
  
 try 
  
 ( 
  StorageControlClient 
 
  
 storageControlClient 
  
 = 
  
  StorageControlClient 
 
 . 
 create 
 ()) 
  
 { 
  
  GetStorageLayoutRequest 
 
  
 request 
  
 = 
  
  GetStorageLayoutRequest 
 
 . 
 newBuilder 
 () 
  
 // Set project to "_" to signify global bucket 
  
 . 
 setName 
 ( 
  StorageLayoutName 
 
 . 
 format 
 ( 
 "_" 
 , 
  
 bucketName 
 )) 
  
 . 
 build 
 (); 
  
  StorageLayout 
 
  
 response 
  
 = 
  
 storageControlClient 
 . 
 getStorageLayout 
 ( 
 request 
 ); 
  
 System 
 . 
 out 
 . 
 printf 
 ( 
 "Performed getStorageLayout request for %s%n" 
 , 
  
 response 
 . 
  getName 
 
 ()); 
  
 } 
  
 } 
 } 
 

  /** 
 * This snippet has been automatically generated and should be regarded as a code template only. 
 * It will require modifications to work. 
 * It may require correct/in-range values for request initialization. 
 * TODO(developer): Uncomment these variables before running the sample. 
 */ 
 /** 
 *  Required. Name of the bucket for which to get the layout 
 */ 
 // const bucketName = 'abc123' 
 // Imports the Control library 
 const 
  
 { 
 StorageControlClient 
 } 
  
 = 
  
 require 
 ( 
 ' @google-cloud/storage-control 
' 
 ). 
 v2 
 ; 
 // Instantiates a client 
 const 
  
 controlClient 
  
 = 
  
 new 
  
  StorageControlClient 
 
 (); 
 async 
  
 function 
  
 callGetStorageLayout 
 () 
  
 { 
  
 // Construct request 
  
 const 
  
 request 
  
 = 
  
 { 
  
 name 
 : 
  
 `projects/_/buckets/ 
 ${ 
 bucketName 
 } 
 /storageLayout` 
 , 
  
 }; 
  
 // Run request 
  
 const 
  
 [ 
 layout 
 ] 
  
 = 
  
 await 
  
 controlClient 
 . 
 getStorageLayout 
 ( 
 request 
 ); 
  
 // Use response 
  
 console 
 . 
 log 
 ( 
  
 `Bucket 
 ${ 
 bucketName 
 } 
 has location type 
 ${ 
 layout 
 . 
 locationType 
 } 
 .` 
  
 ); 
 } 
 callGetStorageLayout 
 (); 
 

  // Includes the autoloader for libraries installed with composer 
 require __DIR__ . '/../vendor/autoload.php'; 
 // Imports the Google Cloud client library 
 use Google\Cloud\Storage\Control\V2\Client\StorageControlClient; 
 use Google\Cloud\Storage\Control\V2\GetStorageLayoutRequest; 
 // Instantiates a client 
 $storageControlClient = new StorageControlClient(); 
 // The name for the new bucket 
 $bucketName = 'my-new-bucket'; 
 // Set project to "_" to signify global bucket 
 $formattedName = $storageControlClient->storageLayoutName('_', $bucketName); 
 $request = (new GetStorageLayoutRequest())->setName($formattedName); 
 $response = $storageControlClient->getStorageLayout($request); 
 echo 'Performed get_storage_layout request for ' . $response->getName() . PHP_EOL; 
 

  from 
  
 google.cloud 
  
 import 
  storage_control_v2 
 
 def 
  
 storage_control_quickstart 
 ( 
 bucket_name 
 : 
 str 
 ) 
 - 
> None 
 : 
 # The ID of your GCS bucket 
 # bucket_name = "your-bucket-name" 
 storage_control_client 
 = 
  storage_control_v2 
 
 . 
  StorageControlClient 
 
 () 
 # The storage layout path uses the global access pattern, in which 
 # the “_” denotes this bucket exists in the global namespace. 
 layout_path 
 = 
 stor storage_control_v2 
r StorageControlClient 
rage_layout_path 
 ( 
 project 
 = 
 "_" 
 , 
 bucket 
 = 
 bucket_name 
 ) 
 request 
 = 
 stor storage_control_v2 
S GetStorageLayoutRequest 
 
 name 
 = 
 layout_path 
 , 
 ) 
 response 
 = 
 storstorage_control_client 
 . 
  get_storage_layout 
 
uest = 
 request 
 ) 
 print 
 ( 
 f 
 "Performed get_storage_layout request for 
 { 
 response 
 . 
 name 
 } 
 " 
 ) 
 

  def 
  
 quickstart 
  
 bucket_name 
 : 
  
 # The ID of your GCS bucket 
  
 # bucket_name = "your-unique-bucket-name" 
  
 require 
  
 "google/cloud/storage/control" 
  
 storage_control 
  
 = 
  
 Google 
 :: 
 Cloud 
 :: 
 Storage 
 :: 
 Control 
 . 
 storage_control 
  
 # The storage layout path uses the global access pattern, in which the "_" 
  
 # denotes this bucket exists in the global namespace. 
  
 layout_path 
  
 = 
  
 storage_control 
 . 
 storage_layout_path 
  
 project 
 : 
  
 "_" 
 , 
  
 bucket 
 : 
  
 bucket_name 
  
 request 
  
 = 
  
 Google 
 :: 
 Cloud 
 :: 
 Storage 
 :: 
 Control 
 :: 
 V2 
 :: 
 GetStorageLayoutRequest 
 . 
 new 
  
 name 
 : 
  
 layout_path 
  
 response 
  
 = 
  
 storage_control 
 . 
 get_storage_layout 
  
 request 
  
 puts 
  
 "Performed get_storage_layout request for 
 #{ 
 response 
 . 
 name 
 } 
 " 
 end