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Sending Mail with SSMTP on Alpine Linux

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Quick Post on how to use ssmtp on Alpine Linux to Send Mail:

Update and Install SSMTP

$ apk update
$ apk add ssmtp

Configure SSMTP

$ cat > /etc/ssmtp/ssmtp.conf << EOF
root=postmaster
mailhub=mail.domain.com:25
hostname=`hostname`
FromLineOverride=YES
EOF

Create the Mail Content

$ cat > mail.txt << EOF
To: recipient@domain.com
From: sender@domain.com
Subject: Mail with SSMTP

Hello, this is a test mail.
EOF

Testing Mail Delivery

$ ssmtp recipient@domain.com < file.txt

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