1// Copyright 2021 Google LLC 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15// [START storage_generated_storage_ObjectHandle_Key] 16 17package main 18 19import ( 20 "context" 21 22 "cloud.google.com/go/storage" 23) 24 25var secretKey []byte 26 27func main() { 28 ctx := context.Background() 29 client, err := storage.NewClient(ctx) 30 if err != nil { 31 // TODO: handle error. 32 } 33 obj := client.Bucket("my-bucket").Object("my-object") 34 // Encrypt the object's contents. 35 w := obj.Key(secretKey).NewWriter(ctx) 36 if _, err := w.Write([]byte("top secret")); err != nil { 37 // TODO: handle error. 38 } 39 if err := w.Close(); err != nil { 40 // TODO: handle error. 41 } 42} 43 44// [END storage_generated_storage_ObjectHandle_Key] 45