32-spamassassin.md

SpamAssassin

1. 권한 설정

   mkdir -p /etc/mail/spamassassin/sa-update-keys /etc/mail/sa-update-keys
   chown -R spamd:spamd /etc/mail/spamassassin /etc/mail/sa-update-keys
   chmod 755 /etc/mail/spamassassin
   chmod 700 /etc/mail/spamassassin/sa-update-keys

2. /etc/mail/spamassassin/local.cf 파일 수정

   (...)
   
   #rewrite_header Subject *****SPAM*****
   rewrite_header Subject [SPAM]
   
   (...)
   
   # report_safe 1
   report_safe 0
   report_charset utf-8
   
   
   (...)
   

3. /etc/mail/spamassassin/spamc.conf 파일 생성

   # spamc global configuration file
   
   # max message size for scanning = 10 MB
   -s 10000000
   

4. 룰 업데이트

   sudo -u spamd /usr/bin/vendor_perl/sa-update && sudo -u spamd /usr/bin/vendor_perl/sa-compile

5. 자동 업데이트를 위한 데몬 파일 생성

   # /etc/systemd/system/spamassassin-update.service
   [Unit]
   Description=spamassassin housekeeping stuff
   After=network.target
   
   [Service]
   User=spamd
   Group=spamd
   Type=oneshot
   
   ExecStart=/usr/bin/vendor_perl/sa-update
   SuccessExitStatus=1
   ExecStart=/usr/bin/vendor_perl/sa-compile --quiet
   ExecStart=!/usr/bin/systemctl -q --no-block try-restart spamassassin.service

   # /etc/systemd/system/spamassassin-update.timer
   [Unit]
   Description=spamassassin house keeping
   
   [Timer]
   OnCalendar=daily
   Persistent=true
   
   [Install]
   WantedBy=timers.target

6. 데몬 활성화 및 실행

   systemctl daemon-reload
   
   systemctl enable spamassassin.service
   systemctl start spamassassin.service
   
   systemctl enable spamassassin-update.timer
   systemctl start spamassassin-update.timer