Sign in via Google

Client side code for signing in via the Google provider using the Firebase SDK

Explore further

For detailed documentation that includes this code sample, see the following:

• End user authentication for Cloud Run tutorial

Code sample

Node.js

To authenticate to Cloud Run, set up Application Default Credentials. For more information, see Set up authentication for a local development environment.

function signIn() {
  const provider = new firebase.auth.GoogleAuthProvider();
  provider.addScope('https://www.googleapis.com/auth/userinfo.email');
  firebase
    .auth()
    .signInWithPopup(provider)
    .then(result => {
      // Returns the signed in user along with the provider's credential
      console.log(`${result.user.displayName} logged in.`);
      window.alert(`Welcome ${result.user.displayName}!`);
    })
    .catch(err => {
      console.log(`Error during sign in: ${err.message}`);
      window.alert('Sign in failed. Retry or check your browser logs.');
    });
}

What's next

To search and filter code samples for other Google Cloud products, see the Google Cloud sample browser.