Re: New Server and noticing these maillog postfix entries: What to do about them?

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> Am 21.11.2021 um 22:36 schrieb Jay Hart:
>
> [ ... ]
>
>> [root@dream spamassassin]# postconf -n |grep milter
>> milter_default_action = accept
>> milter_protocol = 6
>> non_smtpd_milters = $smtpd_milters
>> smtpd_milters = unix:/run/spamass-milter/spamass-milter.sock
>
> Ok. I expect you have specified the spamass-milter by purpose.
>
>> [root@dream spamassassin]# ls -al /var/run/spamass-milter/spamass-milter.sock
>> srwxr-xr-x. 1 sa-milt sa-milt 0 Nov 20 23:28 /var/run/spamass-milter/spamass-milter.sock
>>
>> Two things:
>> 1. should the 'smtpd_milters' path be /var/run... vice unix:/run...
>
> You know that there are unix sockets and tcp sockets? "unix:/path" just
> declares a unix type socket within the main.cf.
>
>> 2. I just noticed I have two spamass-milter sockets running:
>>
>> [root@dream spamass-milter]# ls -al /var/run/spamass-milter/spamass-milter.sock
>> srwxr-xr-x. 1 sa-milt sa-milt 0 Nov 20 23:28 /var/run/spamass-milter/spamass-milter.sock
>>
>> [root@dream spamass-milter]# ls -al /run/spamass-milter/spamass-milter.sock
>> srwxr-xr-x. 1 sa-milt sa-milt 0 Nov 20 23:28 /run/spamass-milter/spamass-milter.sock
>
> It shouldn't be new to you that /var/run is a symlink to /run. So you
> don't have to distinguish sockets.
>
> You haven't checked the whole path permissions up to the socket.
>
> namei -lv /run/spamass-milter/spamass-milter.sock
>

[root@dream spamass-milter]# namei -lv /run/spamass-milter/spamass-milter.sock
f: /run/spamass-milter/spamass-milter.sock
dr-xr-xr-x root    root    /
drwxr-xr-x root    root    run
drwx--x--x sa-milt sa-milt spamass-milter
srwxr-xr-x sa-milt sa-milt spamass-milter.sock

> Postfix must be able to reach the unix socket file. One way to achieve
> that is putting the postfix user in the sa-milt group.
> Or configure the spamass milter to provide a tcp socket and attach to
> that one within Postfix. Thus you would not have to care for path and
> file permissions.

[root@dream files]# more /etc/group |grep post
mail:x:12:postfix,dovecot
postdrop:x:90:
postfix:x:89:
sa-milt:x:967:postfix

How would I change to a TCP socket?  That sounds like a better way for me to do this. I'm out of my knowledge area now...

>
>> [root@dream share]# ss -l |grep spam
>> u_str LISTEN 0      128                      /run/spamass-milter/spamass-milter.sock 185043
>>
>> [root@dream share]# ss -pl |grep spam
>> u_str LISTEN 0      128                                                   /run/spamass-milter/spamass-milter.sock 185043    * 0
>>     users:(("spamass-milter",pid=16657,fd=4))
>> u_dgr UNCONN 0      0                                                                                           * 198745 * 14567
>> users:(("spamd child",pid=17925,fd=4),("spamd child",pid=17924,fd=4),("spamd",pid=17891,fd=4))
>> u_dgr UNCONN 0      0                                                                                           * 185042 * 14567
>> users:(("spamass-milter",pid=16657,fd=3))
>> tcp   LISTEN 0      128                                                                                   127.0.0.1:783  0.0.0.0:*
>> users:(("spamd child",pid=17925,fd=6),("spamd child",pid=17924,fd=6),("spamd",pid=17891,fd=6))
>> tcp   LISTEN 0      128                                                                                   [::1]:783         [::]:*
>> users:(("spamd child",pid=17925,fd=5),("spamd child",pid=17924,fd=5),("spamd",pid=17891,fd=5))
>>
>> Been hunting around in the configs trying to determine why I got two processes running...Still looking into this.
>>
>> Thanks,
>>
>> Jay
>
> Alexander
>
>
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