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google: Support scopes for ComputeTokenSource

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Scopes have been added as a query parameter to the metadata server.

Change-Id: Ife68db01beeca386e558edd424fa11da508b7287
GitHub-Last-Rev: 1cb4a6ec12
GitHub-Pull-Request: golang/oauth2#376
Reviewed-on: https://go-review.googlesource.com/c/oauth2/+/170106
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Steven Buss
2019-03-29 22:47:46 +00:00
committed by Brad Fitzpatrick
parent c85d3e98c9
commit 9f3314589c
3 changed files with 16 additions and 6 deletions
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3
google/default.go
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@@ -73,7 +73,6 @@ func DefaultTokenSource(ctx context.Context, scope ...string) (oauth2.TokenSourc
// 4. On Google Compute Engine, Google App Engine standard second generation runtimes
// (>= Go 1.11), and Google App Engine flexible environment, it fetches
// credentials from the metadata server.
// (In this final case any provided scopes are ignored.)
func FindDefaultCredentials(ctx context.Context, scopes ...string) (*Credentials, error) {
// First, try the environment variable.
const envVar = "GOOGLE_APPLICATION_CREDENTIALS"
@@ -109,7 +108,7 @@ func FindDefaultCredentials(ctx context.Context, scopes ...string) (*Credentials
id, _ := metadata.ProjectID()
return &DefaultCredentials{
ProjectID: id,
TokenSource: ComputeTokenSource(""),
TokenSource: ComputeTokenSource("", scopes...),
}, nil
}