Configure mail server: Sendmail

Requirements

Sendmail is installed and confirmed to work.
A mail domain name for the mailing list service. See also “Requirements”.

In the instructions below, mail.example.org will be used for example.

General instruction

Set domain parameter. Add following line to sympa.conf (Note: replace mail.example.org):
```
domain mail.example.org
```
Also, if path of sendmail executable file is differ from the default value of sendmail parameter, /usr/sbin/sendmail, define it. For example:
```
sendmail /usr/lib/sendmail
```
Edit sendmail.cf (Note: replace $SYSCONFDIR and $SENDMAIL_ALIASES below):
- Add AliasFile lines to sendmail.cf:
```
O AliasFile=$SYSCONFDIR/aliases.sympa.sendmail
O AliasFile=$SENDMAIL_ALIASES
```
- Or, if you are generating sendmail.cf by “cf” package, edit sendmail.mc to add paths to argument of ALIAS_FILE macro:
```
define(`ALIAS_FILE', `(...exisitng value...),$SYSCONFDIR/aliases.sympa.sendmail,$SENDMAIL_ALIASES')
```
  then recompile sendmail.cf.

Save following excerpt as aliases.sympa.sendmail file in $SYSCONFDIR and edit it as you prefer (Note: replace $LIBEXECDIR and mail.example.org below):

# Robot aliases for Sympa.
sympa:                 "| $LIBEXECDIR/queue sympa@mail.example.org"
listmaster:            "| $LIBEXECDIR/queue listmaster@mail.example.org"
bounce+*:              "| $LIBEXECDIR/bouncequeue sympa@mail.example.org"
abuse-feedback-report: "| $LIBEXECDIR/bouncequeue sympa@mail.example.org"
sympa-request:         postmaster
sympa-owner:           postmaster
#listserv:             sympa
#listserv-request:     sympa-request
#majordomo:            sympa
#listserv-owner:       sympa-owner

Create empty $SENDMAIL_ALIASES file (Note: replace $SENDMAIL_ALIASES below):

touch $SENDMAIL_ALIASES
chmod 640 $SENDMAIL_ALIASES
chown sympa:sympa $SENDMAIL_ALIASES

then create alias databases:

# newaliases

Restart Sendmail.