google: add warning about externally-provided credentials

Change-Id: Ic2ce6e9c3ed735f4fc6d78a22cf0d5e95fca91a1
Reviewed-on: https://go-review.googlesource.com/c/oauth2/+/643158
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Sai Sunder Srinivasan <saisunder@google.com>
Run-TryBot: Cody Oss <codyoss@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Cody Oss <codyoss@google.com>
This commit is contained in:
Chris Smith 2025-01-16 16:56:53 -07:00 committed by Cody Oss
parent 49a531d12a
commit b9c813be7d
2 changed files with 44 additions and 0 deletions

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@ -251,6 +251,12 @@ func FindDefaultCredentials(ctx context.Context, scopes ...string) (*Credentials
// a Google Developers service account key file, a gcloud user credentials file (a.k.a. refresh
// token JSON), or the JSON configuration file for workload identity federation in non-Google cloud
// platforms (see https://cloud.google.com/iam/docs/how-to#using-workload-identity-federation).
//
// Important: If you accept a credential configuration (credential JSON/File/Stream) from an
// external source for authentication to Google Cloud Platform, you must validate it before
// providing it to any Google API or library. Providing an unvalidated credential configuration to
// Google APIs can compromise the security of your systems and data. For more information, refer to
// [Validate credential configurations from external sources](https://cloud.google.com/docs/authentication/external/externally-sourced-credentials).
func CredentialsFromJSONWithParams(ctx context.Context, jsonData []byte, params CredentialsParams) (*Credentials, error) {
// Make defensive copy of the slices in params.
params = params.deepCopy()
@ -294,6 +300,12 @@ func CredentialsFromJSONWithParams(ctx context.Context, jsonData []byte, params
}
// CredentialsFromJSON invokes CredentialsFromJSONWithParams with the specified scopes.
//
// Important: If you accept a credential configuration (credential JSON/File/Stream) from an
// external source for authentication to Google Cloud Platform, you must validate it before
// providing it to any Google API or library. Providing an unvalidated credential configuration to
// Google APIs can compromise the security of your systems and data. For more information, refer to
// [Validate credential configurations from external sources](https://cloud.google.com/docs/authentication/external/externally-sourced-credentials).
func CredentialsFromJSON(ctx context.Context, jsonData []byte, scopes ...string) (*Credentials, error) {
var params CredentialsParams
params.Scopes = scopes

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@ -278,20 +278,52 @@ type Format struct {
type CredentialSource struct {
// File is the location for file sourced credentials.
// One field amongst File, URL, Executable, or EnvironmentID should be provided, depending on the kind of credential in question.
//
// Important: If you accept a credential configuration (credential
// JSON/File/Stream) from an external source for authentication to Google
// Cloud Platform, you must validate it before providing it to any Google
// API or library. Providing an unvalidated credential configuration to
// Google APIs can compromise the security of your systems and data. For
// more information, refer to [Validate credential configurations from
// external sources](https://cloud.google.com/docs/authentication/external/externally-sourced-credentials).
File string `json:"file"`
// Url is the URL to call for URL sourced credentials.
// One field amongst File, URL, Executable, or EnvironmentID should be provided, depending on the kind of credential in question.
//
// Important: If you accept a credential configuration (credential
// JSON/File/Stream) from an external source for authentication to Google
// Cloud Platform, you must validate it before providing it to any Google
// API or library. Providing an unvalidated credential configuration to
// Google APIs can compromise the security of your systems and data. For
// more information, refer to [Validate credential configurations from
// external sources](https://cloud.google.com/docs/authentication/external/externally-sourced-credentials).
URL string `json:"url"`
// Headers are the headers to attach to the request for URL sourced credentials.
Headers map[string]string `json:"headers"`
// Executable is the configuration object for executable sourced credentials.
// One field amongst File, URL, Executable, or EnvironmentID should be provided, depending on the kind of credential in question.
//
// Important: If you accept a credential configuration (credential
// JSON/File/Stream) from an external source for authentication to Google
// Cloud Platform, you must validate it before providing it to any Google
// API or library. Providing an unvalidated credential configuration to
// Google APIs can compromise the security of your systems and data. For
// more information, refer to [Validate credential configurations from
// external sources](https://cloud.google.com/docs/authentication/external/externally-sourced-credentials).
Executable *ExecutableConfig `json:"executable"`
// EnvironmentID is the EnvironmentID used for AWS sourced credentials. This should start with "AWS".
// One field amongst File, URL, Executable, or EnvironmentID should be provided, depending on the kind of credential in question.
//
// Important: If you accept a credential configuration (credential
// JSON/File/Stream) from an external source for authentication to Google
// Cloud Platform, you must validate it before providing it to any Google
// API or library. Providing an unvalidated credential configuration to
// Google APIs can compromise the security of your systems and data. For
// more information, refer to [Validate credential configurations from
// external sources](https://cloud.google.com/docs/authentication/external/externally-sourced-credentials).
EnvironmentID string `json:"environment_id"`
// RegionURL is the metadata URL to retrieve the region from for EC2 AWS credentials.
RegionURL string `json:"region_url"`