Enable lifecycle management for a bucket

  namespace 
  
 gcs 
  
 = 
  
 :: 
 google 
 :: 
 cloud 
 :: 
 storage 
 ; 
 using 
  
 :: 
 google 
 :: 
 cloud 
 :: 
 StatusOr 
 ; 
 []( 
 gcs 
 :: 
 Client 
  
 client 
 , 
  
 std 
 :: 
 string 
  
 const 
&  
 bucket_name 
 ) 
  
 { 
  
 gcs 
 :: 
 BucketLifecycle 
  
 bucket_lifecycle_rules 
  
 = 
  
 gcs 
 :: 
 BucketLifecycle 
 { 
  
 { 
 gcs 
 :: 
 LifecycleRule 
 ( 
 gcs 
 :: 
 LifecycleRule 
 :: 
 ConditionConjunction 
 ( 
  
 gcs 
 :: 
 LifecycleRule 
 :: 
 MaxAge 
 ( 
 30 
 ), 
  
 gcs 
 :: 
 LifecycleRule 
 :: 
 IsLive 
 ( 
 true 
 )), 
  
 gcs 
 :: 
 LifecycleRule 
 :: 
 Delete 
 ())}}; 
  
 StatusOr<gcs 
 :: 
 BucketMetadata 
>  
 updated_metadata 
  
 = 
  
 client 
 . 
 PatchBucket 
 ( 
  
 bucket_name 
 , 
  
 gcs 
 :: 
 BucketMetadataPatchBuilder 
 (). 
 SetLifecycle 
 ( 
 bucket_lifecycle_rules 
 )); 
  
 if 
  
 ( 
 ! 
 updated_metadata 
 ) 
  
 throw 
  
 std 
 :: 
 move 
 ( 
 updated_metadata 
 ). 
 status 
 (); 
  
 if 
  
 ( 
 ! 
 updated_metadata 
 - 
> has_lifecycle 
 () 
  
 || 
  
 updated_metadata 
 - 
> lifecycle 
 (). 
 rule 
 . 
 empty 
 ()) 
  
 { 
  
 std 
 :: 
 cout 
 << 
 "Bucket lifecycle management is not enabled for bucket " 
 << 
 updated_metadata 
 - 
> name 
 () 
 << 
 ". 
 \n 
 " 
 ; 
  
 return 
 ; 
  
 } 
  
 std 
 :: 
 cout 
 << 
 "Successfully enabled bucket lifecycle management for bucket " 
 << 
 updated_metadata 
 - 
> name 
 () 
 << 
 ". 
 \n 
 " 
 ; 
  
 std 
 :: 
 cout 
 << 
 "The bucket lifecycle rules are" 
 ; 
  
 for 
  
 ( 
 auto 
  
 const 
&  
 kv 
  
 : 
  
 updated_metadata 
 - 
> lifecycle 
 (). 
 rule 
 ) 
  
 { 
  
 std 
 :: 
 cout 
 << 
 " 
 \n 
 " 
 << 
 kv 
 . 
 condition 
 () 
 << 
 ", " 
 << 
 kv 
 . 
 action 
 (); 
  
 } 
  
 std 
 :: 
 cout 
 << 
 " 
 \n 
 " 
 ; 
 } 
 

  using 
  
 Google.Apis.Storage.v1.Data 
 ; 
 using 
  
  Google.Cloud.Storage.V1 
 
 ; 
 using 
  
 System 
 ; 
 using 
  
 System.Collections.Generic 
 ; 
 public 
  
 class 
  
 EnableBucketLifecycleManagementSample 
 { 
  
 public 
  
 Bucket 
  
 EnableBucketLifecycleManagement 
 ( 
 string 
  
 bucketName 
  
 = 
  
 "your-unique-bucket-name" 
 ) 
  
 { 
  
 var 
  
 storage 
  
 = 
  
  StorageClient 
 
 . 
  Create 
 
 (); 
  
 var 
  
 bucket 
  
 = 
  
 storage 
 . 
 GetBucket 
 ( 
 bucketName 
 ); 
  
 bucket 
 . 
 Lifecycle 
  
 = 
  
 new 
  
 Bucket 
 . 
 LifecycleData 
  
 { 
  
 Rule 
  
 = 
  
 new 
  
 List<Bucket 
 . 
 LifecycleData 
 . 
 RuleData 
>  
 { 
  
 new 
  
 Bucket 
 . 
 LifecycleData 
 . 
 RuleData 
  
 { 
  
 Condition 
  
 = 
  
 new 
  
 Bucket 
 . 
 LifecycleData 
 . 
 RuleData 
 . 
 ConditionData 
  
 { 
  
 Age 
  
 = 
  
 100 
  
 }, 
  
 Action 
  
 = 
  
 new 
  
 Bucket 
 . 
 LifecycleData 
 . 
 RuleData 
 . 
 ActionData 
  
 { 
  
 Type 
  
 = 
  
 "Delete" 
  
 } 
  
 } 
  
 } 
  
 }; 
  
 bucket 
  
 = 
  
 storage 
 . 
 UpdateBucket 
 ( 
 bucket 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Lifecycle management is enabled for bucket {bucketName} and the rules are:" 
 ); 
  
 foreach 
  
 ( 
 var 
  
 rule 
  
 in 
  
 bucket 
 . 
 Lifecycle 
 . 
 Rule 
 ) 
  
 { 
  
 Console 
 . 
 WriteLine 
 ( 
 "Action:" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Type: {rule.Action.Type}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Storage Class: {rule.Action.StorageClass}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 "Condition:" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Age: \t{rule.Condition.Age}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Created Before: \t{rule.Condition.CreatedBefore}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Time Before: \t{rule.Condition.CustomTimeBefore}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Days Since Custom Time: \t{rule.Condition.DaysSinceCustomTime}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Days Since Non-current Time: \t{rule.Condition.DaysSinceNoncurrentTime}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"IsLive: \t{rule.Condition.IsLive}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Storage Class: \t{rule.Condition.MatchesStorageClass}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Noncurrent Time Before: \t{rule.Condition.NoncurrentTimeBefore}" 
 ); 
  
 Console 
 . 
 WriteLine 
 ( 
 $"Newer Versions: \t{rule.Condition.NumNewerVersions}" 
 ); 
  
 } 
  
 return 
  
 bucket 
 ; 
  
 } 
 } 
 

  import 
  
 ( 
  
 "context" 
  
 "fmt" 
  
 "io" 
  
 "time" 
  
 "cloud.google.com/go/storage" 
 ) 
 // enableBucketLifecycleManagement adds a lifecycle delete rule with the 
 // condition that the object is 100 days old. 
 func 
  
 enableBucketLifecycleManagement 
 ( 
 w 
  
 io 
 . 
  Writer 
 
 , 
  
 bucketName 
  
 string 
 ) 
  
 error 
  
 { 
  
 // bucketName := "bucket-name" 
  
 ctx 
  
 := 
  
 context 
 . 
 Background 
 () 
  
 client 
 , 
  
 err 
  
 := 
  
 storage 
 . 
 NewClient 
 ( 
 ctx 
 ) 
  
 if 
  
 err 
  
 != 
  
 nil 
  
 { 
  
 return 
  
 fmt 
 . 
 Errorf 
 ( 
 "storage.NewClient: %w" 
 , 
  
 err 
 ) 
  
 } 
  
 defer 
  
 client 
 . 
 Close 
 () 
  
 ctx 
 , 
  
 cancel 
  
 := 
  
 context 
 . 
 WithTimeout 
 ( 
 ctx 
 , 
  
 time 
 . 
 Second 
 * 
 10 
 ) 
  
 defer 
  
 cancel 
 () 
  
 bucket 
  
 := 
  
 client 
 . 
  Bucket 
 
 ( 
 bucketName 
 ) 
  
 bucketAttrsToUpdate 
  
 := 
  
 storage 
 . 
  BucketAttrsToUpdate 
 
 { 
  
 Lifecycle 
 : 
  
& storage 
 . 
  Lifecycle 
 
 { 
  
 Rules 
 : 
  
 [] 
 storage 
 . 
  LifecycleRule 
 
 { 
  
 { 
  
 Action 
 : 
  
 storage 
 . 
  LifecycleAction 
 
 { 
 Type 
 : 
  
 "Delete" 
 }, 
  
 Condition 
 : 
  
 storage 
 . 
  LifecycleCondition 
 
 { 
  
 AgeInDays 
 : 
  
 100 
 , 
  
 }, 
  
 }, 
  
 }, 
  
 }, 
  
 } 
  
 attrs 
 , 
  
 err 
  
 := 
  
 bucket 
 . 
 Update 
 ( 
 ctx 
 , 
  
 bucketAttrsToUpdate 
 ) 
  
 if 
  
 err 
  
 != 
  
 nil 
  
 { 
  
 return 
  
 fmt 
 . 
 Errorf 
 ( 
 "Bucket(%q).Update: %w" 
 , 
  
 bucketName 
 , 
  
 err 
 ) 
  
 } 
  
 fmt 
 . 
 Fprintf 
 ( 
 w 
 , 
  
 "Lifecycle management is enabled for bucket %v\n and the rules are:\n" 
 , 
  
 bucketName 
 ) 
  
 for 
  
 _ 
 , 
  
 rule 
  
 := 
  
 range 
  
 attrs 
 . 
  Lifecycle 
 
 . 
 Rules 
  
 { 
  
 fmt 
 . 
 Fprintf 
 ( 
 w 
 , 
  
 "Action: %v\n" 
 , 
  
 rule 
 . 
 Action 
 ) 
  
 fmt 
 . 
 Fprintf 
 ( 
 w 
 , 
  
 "Condition: %v\n" 
 , 
  
 rule 
 . 
 Condition 
 ) 
  
 } 
  
 return 
  
 nil 
 } 
 

  import static 
  
 com.google.cloud.storage. BucketInfo 
. LifecycleRule 
. LifecycleAction 
 
 ; 
 import static 
  
 com.google.cloud.storage. BucketInfo 
. LifecycleRule 
. LifecycleCondition 
 
 ; 
 import 
  
 com.google.cloud.storage. Bucket 
 
 ; 
 import 
  
 com.google.cloud.storage. BucketInfo 
. LifecycleRule 
 
 ; 
 import 
  
 com.google.cloud.storage. Storage 
 
 ; 
 import 
  
 com.google.cloud.storage. StorageOptions 
 
 ; 
 import 
  
 com.google.common.collect.ImmutableList 
 ; 
 public 
  
 class 
 EnableLifecycleManagement 
  
 { 
  
 public 
  
 static 
  
 void 
  
 enableLifecycleManagement 
 ( 
 String 
  
 projectId 
 , 
  
 String 
  
 bucketName 
 ) 
  
 { 
  
 // The ID of your GCP project 
  
 // String projectId = "your-project-id"; 
  
 // The ID of your GCS bucket 
  
 // String bucketName = "your-unique-bucket-name"; 
  
  Storage 
 
  
 storage 
  
 = 
  
  StorageOptions 
 
 . 
 newBuilder 
 (). 
 setProjectId 
 ( 
 projectId 
 ). 
 build 
 (). 
  getService 
 
 (); 
  
  Bucket 
 
  
 bucket 
  
 = 
  
 storage 
 . 
  get 
 
 ( 
 bucketName 
 ); 
  
 // See the LifecycleRule documentation for additional info on what you can do with lifecycle 
  
 // management rules. This one deletes objects that are over 100 days old. 
  
 // https://googleapis.dev/java/google-cloud-clients/latest/com/google/cloud/storage/BucketInfo.LifecycleRule.html 
  
 bucket 
 . 
  toBuilder 
 
 () 
  
 . 
 setLifecycleRules 
 ( 
  
 ImmutableList 
 . 
 of 
 ( 
  
 new 
  
  LifecycleRule 
 
 ( 
  
  LifecycleAction 
 
 . 
  newDeleteAction 
 
 (), 
  
  LifecycleCondition 
 
 . 
 newBuilder 
 (). 
  setAge 
 
 ( 
 100 
 ). 
 build 
 ()))) 
  
 . 
 build 
 () 
  
 . 
 update 
 (); 
  
 System 
 . 
 out 
 . 
 println 
 ( 
 "Lifecycle management was enabled and configured for bucket " 
  
 + 
  
 bucketName 
 ); 
  
 } 
 } 
 

  /** 
 * TODO(developer): Uncomment the following lines before running the sample. 
 */ 
 // The ID of your GCS bucket 
 // const bucketName = 'your-unique-bucket-name'; 
 // Imports the Google Cloud client library 
 const 
  
 { 
 Storage 
 } 
  
 = 
  
 require 
 ( 
 ' @google-cloud/storage 
' 
 ); 
 // Creates a client 
 const 
  
 storage 
  
 = 
  
 new 
  
 Storage 
 (); 
 async 
  
 function 
  
 enableBucketLifecycleManagement 
 () 
  
 { 
  
 const 
  
 [ 
 metadata 
 ] 
  
 = 
  
 await 
  
 storage 
 . 
 bucket 
 ( 
 bucketName 
 ). 
  addLifecycleRule 
 
 ({ 
  
 action 
 : 
  
 { 
  
 type 
 : 
  
 'Delete' 
 , 
  
 }, 
  
 condition 
 : 
  
 { 
 age 
 : 
  
 100 
 }, 
  
 }); 
  
 console 
 . 
 log 
 ( 
  
 `Lifecycle management is enabled for bucket 
 ${ 
 bucketName 
 } 
 and the rules are:` 
  
 ); 
  
 console 
 . 
 log 
 ( 
 metadata 
 . 
  lifecycle 
 
 . 
 rule 
 ); 
 } 
 enableBucketLifecycleManagement 
 (). 
 catch 
 ( 
 console 
 . 
 error 
 ); 
 

  use Google\Cloud\Storage\StorageClient; 
 use Google\Cloud\Storage\Bucket; 
 /** 
 * Enable bucket lifecycle management. 
 * 
 * @param string $bucketName The name of your Cloud Storage bucket. 
 *        (e.g. 'my-bucket') 
 */ 
 function enable_bucket_lifecycle_management(string $bucketName): void 
 { 
 $storage = new StorageClient(); 
 $bucket = $storage->bucket($bucketName); 
 $lifecycle = Bucket::lifecycle() 
 ->addDeleteRule([ 
 'age' => 100 
 ]); 
 $bucket->update([ 
 'lifecycle' => $lifecycle 
 ]); 
 $lifecycle = $bucket->currentLifecycle(); 
 printf('Lifecycle management is enabled for bucket %s and the rules are:' . PHP_EOL, $bucketName); 
 foreach ($lifecycle as $rule) { 
 print_r($rule); 
 print(PHP_EOL); 
 } 
 } 
 

  from 
  
 google.cloud 
  
 import 
  storage 
 
 def 
  
 enable_bucket_lifecycle_management 
 ( 
 bucket_name 
 ): 
  
 """Enable lifecycle management for a bucket""" 
 # bucket_name = "my-bucket" 
 storage_client 
 = 
  storage 
 
 . 
  Client 
 
 () 
 bucket 
 = 
 storage_client 
 . 
  get_bucket 
 
 ( 
 bucket_name 
 ) 
 rules 
 = 
 bucket 
 . 
  lifecycle_rules 
 
 print 
 ( 
 f 
 "Lifecycle management rules for bucket 
 { 
 bucket_name 
 } 
 are 
 { 
 list 
 ( 
 rules 
 ) 
 } 
 " 
 ) 
 bucket 
 . 
  add_lifecycle_delete_rule 
 
 ( 
 age 
 = 
 2 
 ) 
 bucket 
 . 
 patch 
 () 
 rules 
 = 
 bucket 
 . 
  lifecycle_rules 
 
 print 
 ( 
 f 
 "Lifecycle management is enable for bucket 
 { 
 bucket_name 
 } 
 and the rules are 
 { 
 list 
 ( 
 rules 
 ) 
 } 
 " 
 ) 
 return 
 bucket 
 

  def 
  
 enable_bucket_lifecycle_management 
  
 bucket_name 
 : 
  
 # Enable lifecycle management for a bucket 
  
 # The ID of your GCS bucket 
  
 # bucket_name = "your-unique-bucket-name" 
  
 require 
  
 "google/cloud/storage" 
  
 storage 
  
 = 
  
 Google 
 :: 
 Cloud 
 :: 
  Storage 
 
 . 
  new 
 
  
 bucket 
  
 = 
  
 storage 
 . 
 bucket 
  
 bucket_name 
  
 rules 
  
 = 
  
 bucket 
 . 
 lifecycle 
  
 do 
  
 | 
 l 
 | 
  
 l 
 . 
  add_delete_rule 
 
  
 age 
 : 
  
 2 
  
 end 
  
 puts 
  
 "Lifecycle management is enabled for bucket 
 #{ 
 bucket_name 
 } 
 and the rules are 
 #{ 
 rules 
 } 
 " 
 end