4e9ffbf224
* fixed special bits for maildrop and public dir After changing the group, special bits are lost, but they should be set for the directories `/var/spool/postfix/{maildrop,public}`, otherwise you see the following error: ``` postfix/postdrop[17400]: warning: mail_queue_enter: create file maildrop/729504.17400: Permission denied ``` * fix: Match octal permissions originally provided Officially Postfix source seems to imply: - `730` for `maildrop/` (_but has mentioned a sticky bit in the past, set-gid bit only for the postdrop binary involved_) - `710` for `public/` Both folders are assigned the same group that `postdrop` belongs to which has the SGID permission for it's executable. SGID special bit on`public/` doesn't seem necessary, but left as-is to match the default from Debian. --------- Co-authored-by: Brennan Kinney <5098581+polarathene@users.noreply.github.com> |
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.github | ||
config-examples | ||
docs | ||
target | ||
test | ||
.all-contributorsrc | ||
.dockerignore | ||
.editorconfig | ||
.gitignore | ||
.gitmodules | ||
CHANGELOG.md | ||
CODE_OF_CONDUCT.md | ||
CONTRIBUTORS.md | ||
docker-compose.yml | ||
Dockerfile | ||
LICENSE | ||
mailserver.env | ||
Makefile | ||
README.md | ||
SECURITY.md | ||
setup.sh | ||
VERSION |
Docker Mailserver
📃 About
A production-ready fullstack but simple containerized mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.). Only configuration files, no SQL database. Keep it simple and versioned. Easy to deploy and upgrade. Originally created by @tomav, this project is now maintained by volunteers since January 2021.
💡 Documentation
We provide a dedicated documentation hosted on GitHub Pages. Make sure to read it as it contains all the information necessary to set up and configure your mail server. The documentation is crafted with Markdown & MkDocs Material.
💥 Issues
If you have issues, please search through the documentation for your version before opening an issue. The issue tracker is for issues, not for personal support. Make sure the version of the documentation matches the image version you're using!
🔗 Links to Useful Resources
📦 Included Services
- Postfix with SMTP or LDAP authentication and support for extension delimiters (mail to
you+extension@example.com
delivered toyou@example.com
) - Dovecot with SASL, IMAP, POP3, LDAP, basic Sieve support and quotas
- Rspamd
- Amavis
- SpamAssassin supporting custom rules
- ClamAV with automatic updates
- OpenDKIM & OpenDMARC
- Fail2ban
- Fetchmail
- Postscreen
- Postgrey
- Support for LetsEncrypt, manual and self-signed certificates
- A setup script for easy configuration and maintenance
- SASLauthd with LDAP authentication