Delete a route

This sample deletes a route in a project.

Explore further

For detailed documentation that includes this code sample, see the following:

Code sample

Go

Before trying this sample, follow the Go setup instructions in the Compute Engine quickstart using client libraries . For more information, see the Compute Engine Go API reference documentation .

To authenticate to Compute Engine, set up Application Default Credentials. For more information, see Set up authentication for a local development environment .

  import 
  
 ( 
  
 "context" 
  
 "fmt" 
  
 "io" 
  
 compute 
  
 "cloud.google.com/go/compute/apiv1" 
  
 computepb 
  
 "cloud.google.com/go/compute/apiv1/computepb" 
 ) 
 // deleteRoute deletes a route by name in given project. 
 func 
  
 deleteRoute 
 ( 
 w 
  
 io 
 . 
 Writer 
 , 
  
 projectID 
 , 
  
 name 
  
 string 
 ) 
  
 error 
  
 { 
  
 // projectID := "your_project_id" 
  
 // name := "testname" 
  
 ctx 
  
 := 
  
 context 
 . 
 Background 
 () 
  
 client 
 , 
  
 err 
  
 := 
  
 compute 
 . 
  NewRoutesRESTClient 
 
 ( 
 ctx 
 ) 
  
 if 
  
 err 
  
 != 
  
 nil 
  
 { 
  
 return 
  
 fmt 
 . 
 Errorf 
 ( 
 "NewRoutesRESTClient: %w" 
 , 
  
 err 
 ) 
  
 } 
  
 defer 
  
 client 
 . 
 Close 
 () 
  
 req 
  
 := 
  
& computepb 
 . 
 DeleteRouteRequest 
 { 
  
 Project 
 : 
  
 projectID 
 , 
  
 Route 
 : 
  
 name 
 , 
  
 } 
  
 op 
 , 
  
 err 
  
 := 
  
 client 
 . 
 Delete 
 ( 
 ctx 
 , 
  
 req 
 ) 
  
 if 
  
 err 
  
 != 
  
 nil 
  
 { 
  
 return 
  
 fmt 
 . 
 Errorf 
 ( 
 "unable to delete a route: %w" 
 , 
  
 err 
 ) 
  
 } 
  
 if 
  
 err 
  
 := 
  
 op 
 . 
 Wait 
 ( 
 ctx 
 ); 
  
 err 
  
 != 
  
 nil 
  
 { 
  
 return 
  
 fmt 
 . 
 Errorf 
 ( 
 "unable to wait for the operation: %w" 
 , 
  
 err 
 ) 
  
 } 
  
 fmt 
 . 
 Fprintf 
 ( 
 w 
 , 
  
 "Route deleted\n" 
 ) 
  
 return 
  
 nil 
 } 
 

Java

Before trying this sample, follow the Java setup instructions in the Compute Engine quickstart using client libraries . For more information, see the Compute Engine Java API reference documentation .

To authenticate to Compute Engine, set up Application Default Credentials. For more information, see Set up authentication for a local development environment .

  import 
  
 com.google.cloud.compute.v1. DeleteRouteRequest 
 
 ; 
 import 
  
 com.google.cloud.compute.v1. RoutesClient 
 
 ; 
 import 
  
 java.io.IOException 
 ; 
 import 
  
 java.util.UUID 
 ; 
 import 
  
 java.util.concurrent.ExecutionException 
 ; 
 import 
  
 java.util.concurrent.TimeUnit 
 ; 
 import 
  
 java.util.concurrent.TimeoutException 
 ; 
 public 
  
 class 
 DeleteRoute 
  
 { 
  
 public 
  
 static 
  
 void 
  
 main 
 ( 
 String 
 [] 
  
 args 
 ) 
  
 throws 
  
 IOException 
 , 
  
 ExecutionException 
 , 
  
 InterruptedException 
 , 
  
 TimeoutException 
  
 { 
  
 // TODO(developer): Replace these variables before running the sample. 
  
 // Project ID or project number of the Cloud project you want to use. 
  
 String 
  
 projectId 
  
 = 
  
 "your-project-id" 
 ; 
  
 // Route name you want to delete. 
  
 String 
  
 routeName 
  
 = 
  
 "your-route-name" 
 ; 
  
 deleteRoute 
 ( 
 projectId 
 , 
  
 routeName 
 ); 
  
 } 
  
 // Deletes a route from a project. 
  
 public 
  
 static 
  
 void 
  
 deleteRoute 
 ( 
 String 
  
 projectId 
 , 
  
 String 
  
 routeName 
 ) 
  
 throws 
  
 IOException 
 , 
  
 ExecutionException 
 , 
  
 InterruptedException 
 , 
  
 TimeoutException 
  
 { 
  
 // Initialize client that will be used to send requests. This client only needs to be created 
  
 // once, and can be reused for multiple requests. 
  
 try 
  
 ( 
  RoutesClient 
 
  
 routesClient 
  
 = 
  
  RoutesClient 
 
 . 
 create 
 ()) 
  
 { 
  
  DeleteRouteRequest 
 
  
 request 
  
 = 
  
  DeleteRouteRequest 
 
 . 
 newBuilder 
 () 
  
 . 
 setProject 
 ( 
 projectId 
 ) 
  
 . 
 setRoute 
 ( 
 routeName 
 ) 
  
 . 
 setRequestId 
 ( 
 UUID 
 . 
 randomUUID 
 (). 
 toString 
 ()) 
  
 . 
 build 
 (); 
  
 routesClient 
 . 
 deleteCallable 
 (). 
 futureCall 
 ( 
 request 
 ). 
 get 
 ( 
 30 
 , 
  
 TimeUnit 
 . 
 SECONDS 
 ); 
  
 } 
  
 } 
 } 
 

Python

Before trying this sample, follow the Python setup instructions in the Compute Engine quickstart using client libraries . For more information, see the Compute Engine Python API reference documentation .

To authenticate to Compute Engine, set up Application Default Credentials. For more information, see Set up authentication for a local development environment .

  from 
  
 __future__ 
  
 import 
 annotations 
 import 
  
 sys 
 from 
  
 typing 
  
 import 
 Any 
 from 
  
 google.api_core.extended_operation 
  
 import 
 ExtendedOperation 
 from 
  
 google.cloud 
  
 import 
  compute_v1 
 
 def 
  
 wait_for_extended_operation 
 ( 
 operation 
 : 
 ExtendedOperation 
 , 
 verbose_name 
 : 
 str 
 = 
 "operation" 
 , 
 timeout 
 : 
 int 
 = 
 300 
 ) 
 - 
> Any 
 : 
  
 """ 
 Waits for the extended (long-running) operation to complete. 
 If the operation is successful, it will return its result. 
 If the operation ends with an error, an exception will be raised. 
 If there were any warnings during the execution of the operation 
 they will be printed to sys.stderr. 
 Args: 
 operation: a long-running operation you want to wait on. 
 verbose_name: (optional) a more verbose name of the operation, 
 used only during error and warning reporting. 
 timeout: how long (in seconds) to wait for operation to finish. 
 If None, wait indefinitely. 
 Returns: 
 Whatever the operation.result() returns. 
 Raises: 
 This method will raise the exception received from `operation.exception()` 
 or RuntimeError if there is no exception set, but there is an `error_code` 
 set for the `operation`. 
 In case of an operation taking longer than `timeout` seconds to complete, 
 a `concurrent.futures.TimeoutError` will be raised. 
 """ 
 result 
 = 
 operation 
 . 
 result 
 ( 
 timeout 
 = 
 timeout 
 ) 
 if 
 operation 
 . 
 error_code 
 : 
 print 
 ( 
 f 
 "Error during 
 { 
 verbose_name 
 } 
 : [Code: 
 { 
 operation 
 . 
 error_code 
 } 
 ]: 
 { 
 operation 
 . 
 error_message 
 } 
 " 
 , 
 file 
 = 
 sys 
 . 
 stderr 
 , 
 flush 
 = 
 True 
 , 
 ) 
 print 
 ( 
 f 
 "Operation ID: 
 { 
 operation 
 . 
 name 
 } 
 " 
 , 
 file 
 = 
 sys 
 . 
 stderr 
 , 
 flush 
 = 
 True 
 ) 
 raise 
 operation 
 . 
 exception 
 () 
 or 
 RuntimeError 
 ( 
 operation 
 . 
 error_message 
 ) 
 if 
 operation 
 . 
 warnings 
 : 
 print 
 ( 
 f 
 "Warnings during 
 { 
 verbose_name 
 } 
 : 
 \n 
 " 
 , 
 file 
 = 
 sys 
 . 
 stderr 
 , 
 flush 
 = 
 True 
 ) 
 for 
 warning 
 in 
 operation 
 . 
 warnings 
 : 
 print 
 ( 
 f 
 " - 
 { 
 warning 
 . 
 code 
 } 
 : 
 { 
 warning 
 . 
 message 
 } 
 " 
 , 
 file 
 = 
 sys 
 . 
 stderr 
 , 
 flush 
 = 
 True 
 ) 
 return 
 result 
 def 
  
 delete_route 
 ( 
 project_id 
 : 
 str 
 , 
 route_name 
 : 
 str 
 ) 
 - 
> None 
 : 
  
 """ 
 Delete a route in project. 
 Args: 
 project_id: project ID or project number of the Cloud project you want to use. 
 route_name: name of the route to delete. 
 """ 
 route_client 
 = 
  compute_v1 
 
 . 
  RoutesClient 
 
 () 
 operation 
 = 
 route_client 
 . 
  delete 
 
 ( 
 project 
 = 
 project_id 
 , 
 route 
 = 
 route_name 
 ) 
 wait_for_extended_operation 
 ( 
 operation 
 , 
 "route deletion" 
 ) 
 

What's next

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