Function verify

apps/host-cloudflare/src/auth/cloudflare-access.ts:81–95

(request: Request)

  };

  const verify = (request: Request): Effect.Effect<Principal | null> =>
    Effect.gen(function* () {
      if (config.enableDevAuth) return devPrincipal;
      if (!jwks) return null;
      const token = request.headers.get("Cf-Access-Jwt-Assertion");
      if (!token) return null;

      const verified = yield* Effect.tryPromise({
        try: () => jwtVerify(token, jwks, { issuer, audience: config.accessAud }),
        catch: () => "invalid access assertion",
      }).pipe(Effect.orElseSucceed(() => null));
      if (!verified) return null;

      return principalFromAccessClaims(verified.payload as Record<string, unknown>, config);
    });

  return { verify };
};