Re: Restarting dhcp or adding a host leads to "could not parse line"-errors in '/var/log messages'

[Matthias Fischer <matthias.fischer@ipfire.org>]

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Filed as Bug #12115:

https://bugzilla.ipfire.org/show_bug.cgi?id=12115

On 13.07.2019 12:57, Matthias Fischer wrote:
> Hi,
> 
> I reverted:
> 
> https://git.ipfire.org/?p=ipfire-2.x.git;a=commitdiff;h=c3c2ae4475a0e99a6163027405a45a1e2b4fa8b6
> 
> and
> 
> https://git.ipfire.org/?p=ipfire-2.x.git;a=commit;h=6874a5765b887b51e324e1afbddc4516d66a710f
> 
> Errors are gone.
> 
> On 13.07.2019 10:20, Matthias Fischer wrote:
>> Hi,
>> 
>> Sorry, but we're at it again...
>> 
>> DHCP-Configuration:
>> No addresspool, only fixed leases, working fine, no problems during
>> operation. And I mean it. NO problems! All clients are operational.
>> 
>> But a few days after adding a new host to fixed leases, I stumbled upon
>> a whole lot of error lines in '/var/log/messages'. One host, one line.
>> 
>> ***SNIP***
>> dhcp[3480]: Could not parse line: on,[HOSTADRESS],[HOSTNAME],localdomain,on
>> ***SNAP***
>> 
>> Today I tested this on a testmachine with a fresh install (Core 134):
>> 
>> - Activated dhcp (dhcp.cgi), added two fixed leases, just for fun.
>> - Added one host (hosts.cgi), page reloads and stays "Waiting for ...".
>> - Added second host (hosts,cgi), page reloads and stays "Waiting for
>> ..." and the new host is not shown. No errors in
>> '/var/log/httpd/error_log/'!
>> 
>> - After playing a while with the testmachine I looked at
>> '/var/log/messages' and found a lot of 'could not parse line' errors
>> again. One error line for each host. Seems to be the same on my
>> production machine. ;-(
>> 
>> ***SNIP***
>> dhcp[3480]: Could not parse line: on,192.168.100.50,test1,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.50,test1,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.50,test1,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.50,test1,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.50,test,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.50,test1,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.50,test,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.51,test1,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.50,test,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.51,test1,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.50,test,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.51,test1,localdomain,on
>> dhcp[3480]: Could not parse line: on,192.168.100.53,test3,localdomain,on
>> ***SNAP***
>> 
>> And this happens every time I restart 'dhcp' or add/edit a host.
>> 
>> Current '/var/ipfire/main/hosts' on testmachine contains:
>> 
>> ***SNIP***
>> on,192.168.100.50,test0,localdomain,on
>> on,192.168.100.51,test1,localdomain,on
>> on,192.168.100.52,test2,localdomain,on
>> ***SNAP***
>> 
>> Restarting 'dhcp' or editing a host gives me (e.g):
>> 
>> ***SNIP***
>> 11:06:50 dhcpd: Wrote 0 deleted host decls to leases file.
>> 11:06:50 dhcpd: Wrote 0 new dynamic host decls to leases file.
>> 11:06:50 dhcpd: Wrote 0 leases to leases file.
>> 11:06:50 dhcpd: Server starting service.
>> 11:06:50 dhcp[9159]: Could not parse line:
>> on,192.168.100.50,test0,localdomain,on
>> 11:06:50 dhcp[9159]: Could not parse line:
>> on,192.168.100.51,test1,localdomain,on
>> 11:06:50 dhcp[9159]: Could not parse line:
>> on,192.168.100.52,test2,localdomain,on
>> ***SNAP***
>> 
>> 'dhcp' and fixed leases are working though!
>> 
>> Can anyone confirm or has a hint were to look? I didn't find a grip on
>> this yet.
>> 
>> Best,
>> Matthias
>> 
> 
>