Dovecot: IMAP, POP3 & SASL Auth Server (Alpine Linux)
Fabian Peter Hammerle
0a54c5798e
upgrade alpine base image from v3.20.3 to v3.21.0 including upgrade of socat package (links below)
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hace 10 meses | |
|---|---|---|
| .github | hace 10 meses | |
| CHANGELOG.md | hace 3 años | |
| Dockerfile | hace 10 meses | |
| Makefile | hace 4 años | |
| README.md | hace 5 años | |
| docker-compose.yml | hace 6 años | |
| socat-package-log.url | hace 2 años |
README.md
dovecot ✉️ 🐳
Dovecot: IMAP, POP3, LMTP, SASL Auth & ManageSieve Server
Usage
docker run --name dovecot \
-p ... \
-v $PWD/dovecot.conf:/etc/dovecot/dovecot.conf:ro \
fphammerle/dovecot
Postfix SASL Auth Setup
http://www.postfix.org/SASL_README.html#server_sasl_enable
# dovecot.conf
auth_mechanisms = plain login
passdb {
# https://wiki.dovecot.org/AuthDatabase/PasswdFile
# doveadm pw -s BLF-CRYPT -u user -p password
driver = passwd-file
args = username_format=%n /etc/dovecot/passwd
}
service auth {
# https://wiki.dovecot.org/Services#inet_listeners
inet_listener auth {
address = *
port = 12345
}
}
# postfix main.cf
smtpd_sasl_auth_enable = yes
smtpd_tls_auth_only = yes
smtpd_sasl_type = dovecot
smtpd_sasl_path = inet:dovecot:12345
smtpd_relay_restrictions = [...], permit_sasl_authenticated, reject_unauth_destination