Sending HTML mail using a shell script

Question

How can I send an HTML email using a shell script?

Answer 1

Mime header and from, to address also can be included in the html file it self.

Command

cat cpu_alert.html | /usr/lib/sendmail -t

cpu_alert.html file sample.

From: donotreply@example.com
To: admin@example.com
Subject: CPU utilization heigh
Mime-Version: 1.0
Content-Type: text/html

Mail body will be here
The mail body should start after one blank line from the header.

Sample code available here: http://sugunan.net/git/slides/shell/cpu.php