Using Postfix to send out emails from development environment in Rails

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Problem

You want to be able to send emails from your development enironment using Postfix in your (K)Ubuntu pc.

Solution

First you would need to install postfix:

and then you would need to change an option in postfix to not use tls, so change /etc/postfix/main.cf:

and change the smtpd_use_tls from yes to no:

restart your postfix server:

and then setup your config/development.rb as follows:

Command line mail message with postfix in (K)ubuntu

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Problem

You have installed postfix in your local development machine (sudo apt-get install postfix), and you want to test sending emails from the command line using mail email_address@someone.com

 

Solution

You would first need to install the mailutils package:

then you can send an email by:

and you can send it by pressing Ctrl+D