System mail

• /etc/msmtprc

account default
from <ya-user>@yandex.ru
eval echo from_full_name $(/bin/hostname -s)
set_from_header on
host smtp.yandex.ru
port 465
auth on
tls on
tls_starttls off
tls_trust_file /etc/ssl/certs/ca-certificates.crt
user <ya-user>
password <password>

aliases /etc/msmtp.aliases

• /etc/msmtp.aliases

default: <user@example.org>

• If using mdadm, add to /etc/mdadm.conf:

MAILADDR root

• # /etc/rc.d/rc.postfix stop
• # removepkg postfix
• # rm -r /etc/postfix
• # rm /etc/rc.d/rc.postfix
• /usr/sbin/sendmail

#!/bin/bash
arg=("$@")
for ((i=0;i<$#;i++)); do
  if [[ ${arg[$i],,} == -f* ]]; then
    if [[ ${arg[$i],,} == -f && ${arg[$i+1]} != -* ]]; then
      unset arg[$i+1]
    fi
    unset arg[$i]
  fi
done
/usr/bin/msmtp -F $(/bin/hostname -s) "${arg[@]}"

• chmod +x /usr/sbin/sendmail
• ln -s /usr/sbin/sendmail /usr/lib/sendmail