GCP - Sending email with SendGrid

GCP - Sending email with SendGrid

ref: https://cloud.google.com/compute/docs/tutorials/sending-mail/using-sendgrid


If you need to ever return to re-adjust these settings, you can do so by typing:

sudo dpkg-reconfigure postfix

  • Generate the SASL password map using the API key you generated in the Before you begin section:

echo [smtp.sendgrid.net]:2525 apikey:[YOUR_API_KEY] » /etc/postfix/sasl_passwd

  • Use the postmap utility to generate a .db file:

postmap /etc/postfix/sasl_passwd

  • Restart postfix
    # /etc/init.d/postfix restart
    [ ok ] Restarting postfix (via systemctl): postfix.service.
  • install mailutils or mailx
    apt-get install mailutils -y
echo “Hello” mail -s Test106 -r ‘[email protected][email protected]
echo “Hello” mail -s Test107 –append=”FROM:[email protected]” -r ‘[email protected][email protected]