polkit does not start
srussell at prodigeinfo.qc.ca
Sun Jan 11 16:46:23 PST 2015
In my last post, please disregard errors in the
com.mycompany.Test1.conf, I reported it in a generic way and made errors
that were not in the original version (using com.company and
com.mycompany). Sorry for that.
karu.pruun a écrit :
> That's interesting---I wonder if you could tell me what research you
> did on dbus and polkit. I would be interested in trying to make it
> work. Here's what I've found so far.
> I figured out that consolekit and hald are fine, it's polkit that
> messes up. Dbus cannot spawn it, and the problem is not dbus, it's
> polkit. Since I know almost nothing about dbus and friends my approach
> has been to compare with FreeBSD, where it's working fine, and try to
> isolate the piece of code where polkit on DragonFly deviates from the
> behavior seen on FreeBSD. I ran ktrace on polkit and the deviation
> from FreeBSD happens on the second attempt (type: AUTH EXTERNAL) of
> ---FreeBSD (successful)---
> 1579 polkitd CALL sendto(0x5,0x803076280,0x12,0x20000<MSG_NOSIGNAL>,0,0)
> 1579 polkitd GIO fd 5 wrote 18 bytes
> "AUTH EXTERNAL 30\r
> 1579 polkitd RET sendto 18/0x12
> . . .
> 1579 polkitd CALL recvfrom(0x5,0x80310f000,0x1000,0,0,0)
> 1579 polkitd GIO fd 5 read 37 bytes
> "OK 42dd72d3f9cfe49615fb1f2154aabce1\r
> 1579 polkitd RET recvfrom 37/0x25
> --- ---
> 16116:1 0 polkitd 0.000006 CALL
> 16116:1 0 polkitd 0.000010 GIO fd 5 wrote 36 bytes
> "AUTH EXTERNAL 34323934393637323935\r
> 16116:1 0 polkitd 0.000006 RET sendto 36/0x24
> . . .
> 16116:1 0 polkitd 0.000520 CALL recvfrom(0x5,0x800735000,0x1000,0,0,0)
> 16116:1 0 polkitd 0.000013 GIO fd 5 read 46 bytes
> "REJECTED EXTERNAL DBUS_COOKIE_SHA1 ANONYMOUS\r
> 16116:1 0 polkitd 0.000005 RET recvfrom 46/0x2e
> --- ---
> The challenge is to find out why DragonFly computes
> '34323934393637323935' for the argument of AUTH EXTERNAL while FreeBSD
> does '30'. However, I haven't been able to identify the piece of code
> in polkit (and glib-2.0) where that particular call above to sendto()
> I compiled polkit and glib with gdb symbols but it seems I might need
> more symbols in perhaps other libraries? In any case, so far the call
> to sendto() seems to occur in a piece of code that I can't step in.
> I'll keep looking.
> On Thu, Jan 8, 2015 at 7:45 PM, <srussell at prodigeinfo.qc.ca> wrote:
>> I had the same problem and had to give up. Dbus logs are saying that no
>> valid external protocols were found.
>> REJECTED EXTERNAL DBUS_COOKIE_SHA1 ANONYMOUS
>> 498557: [dbus-auth.c(1704):handle_auth] server: Trying mechanism EXTERNAL
>> 498557: [dbus-auth.c(1624):process_data] server: data: '4294967295'
>> 498557: [dbus-auth.c(1026):handle_server_data_external_mech] server: no
>> credentials, mechanism EXTERNAL can't authenticate
>> 498557: [dbus-auth.c(430):shutdown_mech] server: Shutting down mechanism
>> It happens only for the system dbus. I made some reseach and it occurs when
>> dbus is trying to reserve the name of a service. Gio returns:
>> Lost the name [...] on session bus.
>> I verified the pam confiruration and it looked ok.
>> -upowerd crashes
>> -ConsoleKit can't make a session active
>> -X login is freezing a minute or two
>> -The session menu of xfce is freezing also for some time
>> -any logoff from xfve is freezing temporarilly and leaves some applications
>> I spent a lot of time trying to figure out the problem, but I had to give
>> up. My workaround was to disable the global dbus service. Dbus is still
>> available for applications, but I think that dports is disabling it for
>> applications as well, when possible.
>> Le 2015-01-08 10:50, karu.pruun a écrit :
>> I seem to have troubles getting polkit working. I have in /etc/rc.conf
>> --- ---
>> and this combination results in dbus, hald and consolekit services
>> running, but polkitd fails
>> Jan 8 17:42:55 dfly dbus: [system] Activating service
>> name='org.freedesktop.ConsoleKit' (using servicehelper)
>> Jan 8 17:42:55 dfly console-kit-daemon: WARNING:
>> polkit_authority_get: Error getting authority: Error initializing
>> authority: Exhausted all available authentication mechanisms (tried:
>> EXTERNAL, DBUS_COOKIE_SHA1, ANONYMOUS) (available: EXTERNAL,
>> DBUS_COOKIE_SHA1, ANONYMOUS)
>> --- ---
>> I ran a quick test on a FreeBSD virtual machine, the above two lines
>> in rc.conf start dbus, hald, consolekit and polkitd and all seems
>> fine. I wonder if I've missed anything on DragonFly?
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