def ExtractAndValidateAccount(account, creds): """Extracts account from creds and validates it against account.""" decoded_id_token = jwt.decode(creds.id_token, verify=False) web_flow_account = decoded_id_token['email'] if account and account.lower() != web_flow_account.lower(): raise auth_exceptions.WrongAccountError( 'You attempted to log in as account [{account}] but the received ' 'credentials were for account [{web_flow_account}].\n\n' 'Please check that your browser is logged in as account [{account}] ' 'and that you are using the correct browser profile.'.format( account=account, web_flow_account=web_flow_account)) return web_flow_account
def Run(self, args): """Run the authentication command.""" scopes = config.CLOUDSDK_SCOPES # Add REAUTH scope in case the user has 2fact activated. # This scope is only used here and when refreshing the access token. scopes += (config.REAUTH_SCOPE,) if args.enable_gdrive_access: scopes += (auth_util.GOOGLE_DRIVE_SCOPE,) if c_devshell.IsDevshellEnvironment(): message = """ You are already authenticated with gcloud when running inside the Cloud Shell and so do not need to run this command. Do you wish to proceed anyway? """ answer = console_io.PromptContinue(message=message) if not answer: return None elif c_gce.Metadata().connected: message = textwrap.dedent(""" You are running on a Google Compute Engine virtual machine. It is recommended that you use service accounts for authentication. You can run: $ gcloud config set account `ACCOUNT` to switch accounts if necessary. Your credentials may be visible to others with access to this virtual machine. Are you sure you want to authenticate with your personal account? """) answer = console_io.PromptContinue(message=message) if not answer: return None account = args.account if account and not args.force: try: creds = c_store.Load(account=account, scopes=scopes) except c_store.Error: creds = None if creds: # Account already has valid creds, just switch to it. return self.LoginAs(account, creds, args.project, args.activate, args.brief) # No valid creds, do the web flow. launch_browser = check_browser.ShouldLaunchBrowser(args.launch_browser) creds = auth_util.DoInstalledAppBrowserFlow(launch_browser, scopes) web_flow_account = creds.id_token['email'] if account and account.lower() != web_flow_account.lower(): raise auth_exceptions.WrongAccountError( 'You attempted to log in as account [{account}] but the received ' 'credentials were for account [{web_flow_account}].\n\n' 'Please check that your browser is logged in as account [{account}] ' 'and that you are using the correct browser profile.'.format( account=account, web_flow_account=web_flow_account)) account = web_flow_account # We got new creds, and they are for the correct user. c_store.Store(creds, account, scopes) return self.LoginAs(account, creds, args.project, args.activate, args.brief)