Skip to content

Use an OAuth 2.0 access token for Domain-Wide Delegation #388

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
sethvargo merged 1 commit into from
Feb 5, 2024
Merged

Use an OAuth 2.0 access token for Domain-Wide Delegation #388

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 3 additions & 3 deletions dist/main/index.js
View file
Open in desktop

Large diffs are not rendered by default.

6 changes: 3 additions & 3 deletions src/client/iamcredentials.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -139,7 +139,7 @@ export class IAMCredentialsClient extends Client {
method: `POST`,
path: pth,
headers: headers,
body: body,
body: body.toString(),
});

try {
Expand All @@ -149,8 +149,8 @@ export class IAMCredentialsClient extends Client {
if (statusCode < 200 || statusCode > 299) {
throw new Error(`Failed to call ${pth}: HTTP ${statusCode}: ${respBody || '[no body]'}`);
}
const parsed = JSON.parse(respBody) as { accessToken: string };
return parsed.accessToken;
const parsed = JSON.parse(respBody) as { access_token: string };
return parsed.access_token;
} catch (err) {
const msg = errorMessage(err);
throw new Error(
Expand Down
4 changes: 2 additions & 2 deletions src/client/workload_identity_federation.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -80,7 +80,7 @@ export class WorkloadIdentityFederationClient extends Client implements AuthClie
const logger = this._logger.withNamespace(`getToken`);

const now = new Date().getTime();
if (this.#cachedToken && this.#cachedAt && now - this.#cachedAt > 60_000) {
if (this.#cachedToken && this.#cachedAt && now - this.#cachedAt < 30_000) {
logger.debug(`Using cached token`, {
now: now,
cachedAt: this.#cachedAt,
Expand Down Expand Up @@ -141,7 +141,7 @@ export class WorkloadIdentityFederationClient extends Client implements AuthClie
const pth = `${this._endpoints.iamcredentials}/projects/-/serviceAccounts/${this.#serviceAccount}:signJwt`;

const headers = {
Authorization: `Bearer ${this.getToken()}`,
Authorization: `Bearer ${await this.getToken()}`,
};

const body = {
Expand Down
7 changes: 5 additions & 2 deletions src/main.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -253,11 +253,14 @@ export async function run(logger: Logger) {
);
}

let accessToken: string;

// If a subject was provided, use the traditional OAuth 2.0 flow to
// perform Domain-Wide Delegation. Otherwise, use the modern IAM
// Credentials endpoints.
let accessToken;
if (accessTokenSubject) {
logger.debug(`Using Domain-Wide Delegation flow`);

if (accessTokenLifetime > 3600) {
logger.info(
`An access token subject was specified, triggering Domain-Wide ` +
Expand All @@ -273,10 +276,10 @@ export async function run(logger: Logger) {
accessTokenLifetime,
);
const signedJWT = await client.signJWT(unsignedJWT);

accessToken =
await iamCredentialsClient.generateDomainWideDelegationAccessToken(signedJWT);
} else {
logger.debug(`Using normal access token flow`);
accessToken = await iamCredentialsClient.generateAccessToken({
serviceAccount,
delegates,
Expand Down