温柔坚韧的后台支撑——把调用链追踪铺在一张图里，让高峰时刻一样优雅

Python ```python from google.cloud import storage def create_bucket(bucket_name): """Creates a new bucket.""" bucket_name = "your-new-bucket-name" storage_client = storage.Client() bucket = storage_client.create_bucket(bucket_name) print(f"Bucket {bucket.name} created.") return bucket ``` Node.js ```js / 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 createBucket() { // Creates a new bucket const [bucket] = await storage.createBucket(bucketName); console.log(`Bucket ${bucket.name} created.`); } createBucket().catch(console.error); ``` J视频a ```j视频a import com.google.cloud.storage.Bucket; import com.google.cloud.storage.Storage; import com.google.cloud.storage.StorageOptions; public class CreateBucket { public static void createBucket(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.create(BucketInfo.newBuilder(bucketName).build()); System.out.println("Bucket " + bucket.getName() + " created."); } } ``` Go ```go import ( "context" "fmt" "io" "time" "cloud.google/go/storage" ) // createBucket creates a new bucket in the project. func createBucket(w io.Writer, projectID, bucketName string) error { // projectID := "my-project-id" // bucketName := "bucket-name" ctx := context.Background() client, err := storage.NewClient(ctx) if err != nil { return fmt.Errorf("storage.NewClient: %v", err) } defer client.Close() ctx, cancel := context.WithTimeout(ctx, time.Second10) defer cancel() bucket := client.Bucket(bucketName) bucketAttrsToUpdate := storage.BucketAttrsToUpdate{ StorageClass: "COLDLINE", Location: "US", } if _, err := bucket.Create(ctx, projectID, bucketAttrsToUpdate); err != nil { return fmt.Errorf("Bucket(%q).Create: %v", bucketName, err) } fmt.Fprintf(w, "Bucket %v created\n", bucketName) return nil } ``` C ```csharp using Google.Apis.Storage.vData; using Google.Cloud.Storage.V1; using System; using System.Threading; using System.Threading.Tasks; public class CreateBucketSample { public Bucket CreateBucket(string projectId = "your-project-id", string bucketName = "your-unique-bucket-name") { // project id is hard coded as it is unlikely to change. var storage = StorageClient.Create(); var bucket = storage.CreateBucket(projectId, bucketName, new Bucket { Location = "US" }); Console.WriteLine($"Created {bucketName}."); return bucket; } // Creates a bucket with a custom default storage class. public Bucket CreateBucketWithStorageClass(string bucketName = "your-bucket-name") { var storage = StorageClient.Create(); Bucket bucket = storage.CreateBucket("my-project", bucketName, new Bucket { StorageClass = "COLDLINE" }); Console.WriteLine($"Created {bucketName} with COLDLINE storage class."); return bucket; } // Creates a bucket with a specified default event based hold value. public Bucket CreateBucketWithEventBasedHold(string bucketName = "your-unique-bucket-name") { var storage = StorageClient.Create(); Bucket bucket = storage.CreateBucket("my-project", bucketName, new Bucket { EventBasedHold = true }); Console.WriteLine($"Created {bucketName} with event-based hold enabled."); return bucket; } // Creates a bucket with a specified default customer-managed encryption key. public Bucket CreateBucketWithEncryption(string bucketName = "your-unique-bucket-name") { string kmsKeyName = "projects/-/locations/global/keyRings/-/cryptoKeys/some-key"; string kmsKey = $"projects/-/locations/global/keyRings/-/cryptoKeys/{kmsKeyName}"; var storage = StorageClient.Create(); Bucket bucket = storage.CreateBucket("my-project", bucketName, new Bucket { Encryption = new Bucket.EncryptionData { DefaultKmsKeyName = kmsKey } }); Console.WriteLine($"Created {bucketName} with default KMS key."); return bucket; } public Bucket CreateBucketAsync(string projectId = "your-project-id", string bucketName = "your-unique-bucket-name") { // project id is hard coded as it is unlikely to change. var storage = StorageClient.Create(); var storageClass = "US"; var bucket = storage.CreateBucketAsync(projectId, bucketName, new Bucket { Location = storageClass }, new CreateBucketOptions { Timeout = TimeSpan.FromSeconds(15) }, CancellationToken.None).Result; Console.WriteLine($"Created {bucketName}."); return bucket; } } ```