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Bug #1874

open

mpd listening on all IPs, accepting only on one

Added by rumcic over 13 years ago. Updated almost 13 years ago.

Status:
New
Priority:
Normal
Assignee:
-
Category:
-
Target version:
Start date:
Due date:
% Done:

0%

Estimated time:

Description

After some brief testing of latest master, noticed that e.g. mpd (musicpd)
listens on *:6600 (got that info from sockstat(1)), but I could connect to
that port on only one IP. localhost (::1 or 127.0.0.1) did not work, but one
of the "outside" IPs did. Since I tried ::1, 127.0.0.1, 192.168.0.X and only
worked on the last configured IP 10.0.0.X, I guess it only received
connections on one IP instead of all.
-

Please do not CC me, since I already receive everything from these MLs.

Regards,
Rumko


Files

mpd.conf (11.4 KB) mpd.conf rumcic, 10/24/2010 04:06 AM
Actions #1

Updated by dillon over 13 years ago

:After some brief testing of latest master, noticed that e.g. mpd (musicpd)
:listens on *:6600 (got that info from sockstat(1)), but I could connect to
:that port on only one IP. localhost (::1 or 127.0.0.1) did not work, but one
:of the "outside" IPs did. Since I tried ::1, 127.0.0.1, 192.168.0.X and only
:worked on the last configured IP 10.0.0.X, I guess it only received
:connections on one IP instead of all.
:-

:Please do not CC me, since I already receive everything from these MLs.
:
:Regards,
:Rumko

Is mpd using UDP?  I think I may have been able to reproduce an issue
with UDP but I'm not sure yet.
-Matt
Matthew Dillon
<>
Actions #2

Updated by rumcic over 13 years ago

Matthew Dillon wrote:

:After some brief testing of latest master, noticed that e.g. mpd (musicpd)
:listens on *:6600 (got that info from sockstat(1)), but I could connect to
:that port on only one IP. localhost (::1 or 127.0.0.1) did not work, but one
:of the "outside" IPs did. Since I tried ::1, 127.0.0.1, 192.168.0.X and only
:worked on the last configured IP 10.0.0.X, I guess it only received
:connections on one IP instead of all.
:-

:Please do not CC me, since I already receive everything from these MLs.
:
:Regards,
:Rumko

Is mpd using UDP? I think I may have been able to reproduce an issue
with UDP but I'm not sure yet.

-Matt
Matthew Dillon
<>

No, it's using TCP. Output of sockstat when it's working:
Rumko ncmpc 1275 3 tcp4 127.0.0.1:1068 127.0.0.1:6600
Rumko mpd 900 3 tcp4 127.0.0.1:6600 127.0.0.1:1068
Rumko mpd 900 4 tcp4 :6600 *:
--
Please do not CC me, since I already receive everything from these MLs.

Regards,
Rumko

Actions #3

Updated by c.turner over 13 years ago

Rumko wrote:

After some brief testing of latest -master, noticed that e.g. mpd (musicpd)
listens on *:6600 (got that info from sockstat(1)), but I could connect to
that port on only one IP. localhost (::1 or 127.0.0.1) did not work, but one

probably not much help w/r/t 2.6 - but I was able to use gmpc
to toggle back btw 10.x & 127.0.0.1 on my workstation

(in case this wasn't tested elsewhere)

Actions #4

Updated by dillon over 13 years ago

:> :Please do not CC me, since I already receive everything from these MLs.
:> :
:> :Regards,
:> :Rumko
:>
:> Is mpd using UDP? I think I may have been able to reproduce an issue
:> with UDP but I'm not sure yet.
:
:No, it's using TCP. Output of sockstat when it's working:
:Rumko ncmpc 1275 3 tcp4 127.0.0.1:1068 127.0.0.1:6600
:Rumko mpd 900 3 tcp4 127.0.0.1:6600 127.0.0.1:1068
:Rumko mpd 900 4 tcp4 :6600 *:
:
:Rumko

Ok, could you send me the config file you are using for it?  I'm
trying to reproduce the environment and will then test connecting
to it.
-Matt
Matthew Dillon
&lt;&gt;
Actions #5

Updated by rumcic over 13 years ago

Matthew Dillon wrote:

:> :Please do not CC me, since I already receive everything from these MLs.
:> :
:> :Regards,
:> :Rumko
:>
:> Is mpd using UDP? I think I may have been able to reproduce an issue
:> with UDP but I'm not sure yet.
:
:No, it's using TCP. Output of sockstat when it's working:
:Rumko ncmpc 1275 3 tcp4 127.0.0.1:1068 127.0.0.1:6600
:Rumko mpd 900 3 tcp4 127.0.0.1:6600 127.0.0.1:1068
:Rumko mpd 900 4 tcp4 :6600 *:
:
:Rumko

Ok, could you send me the config file you are using for it? I'm
trying to reproduce the environment and will then test connecting
to it.

-Matt
Matthew Dillon
<>

Attached
--
Please do not CC me, since I already receive everything from these MLs.

Regards,
Rumko

Actions #6

Updated by matthiasr almost 13 years ago

mpd is poorly documented; from my experience you have to uncomment the
'bind_to_address "any"' line, at least with recent versions of mpd. No idea why
they bind to *:6600 and then don't accept connections if you don't, but with "any"
it works for me - I can connect locally, via IPv4 and IPv6.

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