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- // Copyright 2019 Google LLC
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
-
- package transport_test
-
- import (
- "context"
- "log"
-
- "google.golang.org/api/option"
- "google.golang.org/api/transport"
- )
-
- func Example_applicationDefaultCredentials() {
- ctx := context.Background()
-
- // Providing no auth option will cause NewClient to look for Application
- // Default Creds as specified at https://godoc.org/golang.org/x/oauth2/google#FindDefaultCredentials.
- //
- // Note: Given the same set of options, transport.NewHTTPClient and
- // transport.NewGRPCClient use the same credentials.
- c, _, err := transport.NewHTTPClient(ctx)
- if err != nil {
- log.Fatal(err)
- }
- _ = c // Use authenticated client.
- }
-
- func Example_withCredentialsFile() {
- ctx := context.Background()
-
- // Download service account creds per https://cloud.google.com/docs/authentication/end-user.
- //
- // Note: Given the same set of options, transport.NewHTTPClient and
- // transport.NewGRPCClient use the same credentials.
- c, _, err := transport.NewHTTPClient(ctx, option.WithCredentialsFile("/path/to/service-account-creds.json"))
- if err != nil {
- log.Fatal(err)
- }
- _ = c // Use authenticated client.
- }
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