github.com/yorinasub17/go-cloud@v0.27.40/secrets/localsecrets/example_test.go (about) 1 // Copyright 2018 The Go Cloud Development Kit Authors 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 // https://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 package localsecrets_test 16 17 import ( 18 "context" 19 "log" 20 21 "gocloud.dev/secrets" 22 "gocloud.dev/secrets/localsecrets" 23 ) 24 25 func ExampleNewKeeper() { 26 // PRAGMA: This example is used on gocloud.dev; PRAGMA comments adjust how it is shown and can be ignored. 27 28 secretKey, err := localsecrets.NewRandomKey() 29 if err != nil { 30 log.Fatal(err) 31 } 32 keeper := localsecrets.NewKeeper(secretKey) 33 defer keeper.Close() 34 } 35 36 func Example_openFromURL() { 37 // PRAGMA: This example is used on gocloud.dev; PRAGMA comments adjust how it is shown and can be ignored. 38 39 // PRAGMA: On gocloud.dev, add a blank import: _ "gocloud.dev/secrets/localsecrets" 40 41 // PRAGMA: On gocloud.dev, hide lines until the next blank line. 42 ctx := context.Background() 43 44 // Using "base64key://", a new random key will be generated. 45 randomKeyKeeper, err := secrets.OpenKeeper(ctx, "base64key://") 46 if err != nil { 47 log.Fatal(err) 48 } 49 defer randomKeyKeeper.Close() 50 51 // Otherwise, the URL hostname must be a base64-encoded key, of length 32 bytes when decoded. 52 // Note that base64.URLEncode should be used, to avoid URL-unsafe characters. 53 savedKeyKeeper, err := secrets.OpenKeeper(ctx, "base64key://smGbjm71Nxd1Ig5FS0wj9SlbzAIrnolCz9bQQ6uAhl4=") 54 if err != nil { 55 log.Fatal(err) 56 } 57 defer savedKeyKeeper.Close() 58 }