dovecot + Postfix 설치 - ubuntu 20.04

Postfix를 설치 후, imap/pop3을 연동하기 위해서 dovecot를 설치하는 간단한 가이드를 작성한다.
dovecot postfix와 연동하는 방법이다.

 

1. dovecot 설치

$ sudo apt install dovecot-core dovecot-pop3d dovecot-imapd
 

2. dovecot 설정

ㅇ. /etc/dovecot/dovecot.conf

protocols = imap pop3

ㅇ. /etc/dovecot/conf.d/10-master.conf

  unix_listener auth-userdb {
    #mode = 0666
    #user =
    #group =
  }

to

#  unix_listener auth-userdb {
#    #mode = 0666
#    #user =
#    #group =
#  }



   #unix_listener /var/spool/postfix/private/auth {
   #  mode = 0666
   #}

to

  unix_listener /var/spool/postfix/private/auth {
    mode = 0666
    user = postfix
    group = postfix
  }

ㅇ. /etc/dovecot/conf.d/10-ssl.conf

ssl_cert = </etc/dovecot/private/dovecot.pem
ssl_key = </etc/dovecot/private/dovecot.key

to 

ssl_cert = </etc/ssl/conf/fullchain.pem
ssl_key = </etc/ssl/conf/privkey.pem

ㅇ. /etc/dovecot/conf.d/10-auth.conf

#auth_username_format = %Lu
to 
auth_username_format = %n

(해당 설정은 id@domain 로그인이 가능하도록 설정)


auth_mechanisms = plain

to

auth_mechanisms = plain login

ㅇ. /etc/dovecot/conf.d/10-mail.conf

mail_location = mbox:~/mail:INBOX=/var/mail/%u

to

mail_location = maildir:~/Maildir

 ㅇ. /etc/dovecot/conf.d/20-pop3.conf

#pop3_uidl_format = %08Xu%08Xv

to 

pop3_uidl_format = %08Xu%08Xv




#pop3_client_workarounds =

to 

pop3_client_workarounds = outlook-no-nuls oe-ns-eoh