docker-mailserver/target/scripts/startup/setup.d/log.sh
2023-05-24 09:06:59 +02:00

121 lines
3.3 KiB
Bash

#!/bin/bash
function _setup_logs_general
{
_log 'debug' 'Setting up general log files'
# File/folder permissions are fine when using docker volumes, but may be wrong
# when file system folders are mounted into the container.
# Set the expected values and create missing folders/files just in case.
mkdir -p /var/log/{mail,supervisor}
chown syslog:root /var/log/mail
}
function _setup_logrotate
{
_log 'debug' 'Setting up logrotate'
LOGROTATE='/var/log/mail/mail.log\n{\n compress\n copytruncate\n delaycompress\n'
case "${LOGROTATE_INTERVAL}" in
( 'daily' )
_log 'trace' 'Setting postfix logrotate interval to daily'
LOGROTATE="${LOGROTATE} rotate 4\n daily\n"
;;
( 'weekly' )
_log 'trace' 'Setting postfix logrotate interval to weekly'
LOGROTATE="${LOGROTATE} rotate 4\n weekly\n"
;;
( 'monthly' )
_log 'trace' 'Setting postfix logrotate interval to monthly'
LOGROTATE="${LOGROTATE} rotate 4\n monthly\n"
;;
( * )
_log 'warn' 'LOGROTATE_INTERVAL not found in _setup_logrotate'
;;
esac
echo -e "${LOGROTATE}}" >/etc/logrotate.d/maillog
}
function _setup_mail_summary
{
local ENABLED_MESSAGE
ENABLED_MESSAGE="Enabling Postfix log summary reports with recipient '${PFLOGSUMM_RECIPIENT}'"
case "${PFLOGSUMM_TRIGGER}" in
( 'daily_cron' )
_log 'debug' "${ENABLED_MESSAGE}"
_log 'trace' 'Creating daily cron job for pflogsumm report'
cat >/etc/cron.daily/postfix-summary << EOF
#!/bin/bash
/usr/local/bin/report-pflogsumm-yesterday ${HOSTNAME} ${PFLOGSUMM_RECIPIENT} ${PFLOGSUMM_SENDER}
EOF
chmod +x /etc/cron.daily/postfix-summary
;;
( 'logrotate' )
_log 'debug' "${ENABLED_MESSAGE}"
_log 'trace' 'Add postrotate action for pflogsumm report'
sed -i \
"s|}| postrotate\n /usr/local/bin/postfix-summary ${HOSTNAME} ${PFLOGSUMM_RECIPIENT} ${PFLOGSUMM_SENDER}\n endscript\n}\n|" \
/etc/logrotate.d/maillog
;;
( 'none' )
_log 'debug' 'Postfix log summary reports disabled'
;;
( * )
_log 'warn' "Invalid value for PFLOGSUMM_TRIGGER: '${PFLOGSUMM_TRIGGER}'"
;;
esac
}
function _setup_logwatch
{
echo 'LogFile = /var/log/mail/freshclam.log' >>/etc/logwatch/conf/logfiles/clam-update.conf
echo "MailFrom = ${LOGWATCH_SENDER}" >>/etc/logwatch/conf/logwatch.conf
echo "Mailer = \"sendmail -t -f ${LOGWATCH_SENDER}\"" >>/etc/logwatch/conf/logwatch.conf
case "${LOGWATCH_INTERVAL}" in
( 'daily' | 'weekly' )
_log 'debug' "Enabling logwatch reports with recipient '${LOGWATCH_RECIPIENT}'"
_log 'trace' "Creating ${LOGWATCH_INTERVAL} cron job for logwatch reports"
local LOGWATCH_FILE INTERVAL
LOGWATCH_FILE="/etc/cron.${LOGWATCH_INTERVAL}/logwatch"
INTERVAL='--range Yesterday'
if [[ ${LOGWATCH_INTERVAL} == 'weekly' ]]; then
INTERVAL="--range 'between -7 days and -1 days'"
fi
cat >"${LOGWATCH_FILE}" << EOF
#!/bin/bash
/usr/sbin/logwatch ${INTERVAL} --hostname ${HOSTNAME} --mailto ${LOGWATCH_RECIPIENT}
EOF
chmod 744 "${LOGWATCH_FILE}"
;;
( 'none' )
_log 'debug' 'Logwatch reports disabled.'
;;
( * )
_log 'warn' "Invalid value for LOGWATCH_INTERVAL: '${LOGWATCH_INTERVAL}'"
;;
esac
}