62 lines
3.0 KiB
TypeScript
62 lines
3.0 KiB
TypeScript
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import { createLocalJWKSet, exportJWK, generateKeyPair, JWK, JWTPayload, KeyLike, SignJWT } from "jose";
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import { InvalidTokenError, KeycloakTokenVerifier } from "../../src/auth";
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const ISSUER = "http://keycloak.test/realms/mancala";
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describe("KeycloakTokenVerifier", () => {
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let privateKey: KeyLike;
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let otherPrivateKey: KeyLike;
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let verifier: KeycloakTokenVerifier;
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beforeAll(async () => {
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const keyPair = await generateKeyPair("RS256");
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privateKey = keyPair.privateKey;
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otherPrivateKey = (await generateKeyPair("RS256")).privateKey;
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const publicJwk: JWK = { ...(await exportJWK(keyPair.publicKey)), kid: "test-key", alg: "RS256" };
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verifier = new KeycloakTokenVerifier({
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issuer: ISSUER,
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allowedClientIds: ["mancala-web"],
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keys: createLocalJWKSet({ keys: [publicJwk] }),
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});
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});
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const sign = (claims: JWTPayload, options: { key?: KeyLike, expiresIn?: string, issuer?: string } = {}) =>
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new SignJWT({ typ: "Bearer", azp: "mancala-web", preferred_username: "alice", ...claims })
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.setProtectedHeader({ alg: "RS256", kid: "test-key" })
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.setSubject("user-1")
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.setIssuer(options.issuer ?? ISSUER)
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.setIssuedAt()
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.setExpirationTime(options.expiresIn ?? "5m")
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.sign(options.key ?? privateKey);
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it("returns the user of a valid access token", async () => {
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const user = await verifier.verify(await sign({ realm_access: { roles: ["offline_access"] } }));
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expect(user).toEqual({ id: "kc:user-1", name: "alice", isGuest: false });
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});
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it("marks users with the guest role as guests", async () => {
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const user = await verifier.verify(await sign({ preferred_username: "guest-1a2b3c4d", realm_access: { roles: ["guest"] } }));
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expect(user).toEqual({ id: "kc:user-1", name: "guest-1a2b3c4d", isGuest: true });
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});
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it.each([
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["signed with another key", () => sign({}, { key: otherPrivateKey })],
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["from another issuer", () => sign({}, { issuer: "http://evil.test/realms/mancala" })],
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["expired", () => sign({}, { expiresIn: "-1m" })],
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["an ID token", () => sign({ typ: "ID" })],
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["a refresh token", () => sign({ typ: "Refresh" })],
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["issued to another client", () => sign({ azp: "some-other-app" })],
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["not a JWT", async () => "not-a-token"],
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])("rejects a token %s", async (_, makeToken) => {
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await expect(verifier.verify(await makeToken())).rejects.toBeInstanceOf(InvalidTokenError);
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});
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it("rejects unsigned tokens", async () => {
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const header = Buffer.from(JSON.stringify({ alg: "none" })).toString("base64url");
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const payload = Buffer.from(JSON.stringify({
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iss: ISSUER, sub: "user-1", typ: "Bearer", azp: "mancala-web", exp: Math.floor(Date.now() / 1000) + 300,
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})).toString("base64url");
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await expect(verifier.verify(`${header}.${payload}.`)).rejects.toBeInstanceOf(InvalidTokenError);
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});
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});
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