My server is CEntOS 7, and has sendmail but not mailx etc. The challenge here is not finding a client which can take an email message and attempt to send it, it is to configure it for the specifics of Gmail, which requires the MTA to know the user name and password to use for the remote server in order to be able to use it as the outgoing smarthost.īehind the scenes, most clients like mutt, mailx, etc typically just run sendmail behind the scenes to get the message off the system. Some platforms have a mail or mailx which knows how to send attachments and non-ASCII text, but this is not fully portable. Sendmail anything beyond very simple ASCII text-only messages, you need to understand how to compose a proper MIME message, at which point it usually makes more sense to use a tool like mutt. At minimum, it should have a Subject: header. But properly speaking, that message needs to be well-formed RFC822 message. All of these accept a message on standard input, and optionally a list of addresses as command-line arguments, and they all offer a binary named sendmail which implements (at least the basic features of) the traditional Sendmail command-line API. Ssmtp is just one of many Sendmail wrappers. Now if only I could figure out how to send SMS the same way. Send Email from Raspberry Pi Command Lineīe sure to also look down below to the answer posted by Rui about locking down the FROM: address that might be changed in formatted message files, if necessary. This will work with anything that prepares a message that is piped into ssmtp via stdin.įor more details such as securing these files against other users and such, visit this article:

This can be used with various cron jobs can send me data with subject lines indicating the content. If the file is a text file, it can have a first line that says Subject: xxxxxx This also works well when sending a file, as so: cat program.py | ssmtp the program will show up in the mailbox Install it with the following commands: sudo apt-get updateĮdit /etc/ssmtp/nf to look like this: a one-liner like so: echo 'Testing.1.2.3' | ssmtp printf 'Subject: Test Testing.1.2.3' | ssmtp true to *nix, you just get the prompt back in a few seconds.Ĭheck your account, and voila, it is there!

The simplest answer to sending one-line messages via gmail is to use ssmtp

Send mail command in linux