[Users] Troubles parsing headers

[Daniel-Constantin Mierla]

As I can see in the log, seems that the headers are not ended by \r\n, 
therefore none of the headers can be parsed. If you use

ngrep -W byline

do you see the message printed line by line?

Cheers,
Daniel


On 08/10/06 12:04, Lars Sundqvist wrote:
> Thank you for your reply,
>
> Below is a extract from the log with the messages logged with xlog MB: 
> $mb
> (there is no special characters in the text that is replaced to 
> anonymize the message)
>
> /sbin/openser[28716]: -------------------------------------------
> /sbin/openser[28716]: ERROR: get_hdr_field: bad to header
> /sbin/openser[28716]: ERROR: bad header  field
> /sbin/openser[28716]: ERROR: get_hdr_field: bad to header
> /sbin/openser[28716]: ERROR: bad header  field
> /sbin/openser[28716]: ERROR:parse_from_header: bad from header
> /sbin/openser[28716]: xl_get_from: ERROR cannot parse FROM header
> /sbin/openser[28716]: ERROR: get_hdr_field: bad to header
> /sbin/openser[28716]: ERROR: bad header  field
> /sbin/openser[28716]: xl_get_to: ERROR cannot parse TO header
> /sbin/openser[28716]: [REGISTER] from [<null>] to [<null>]
> /sbin/openser[28716]: MB: REGISTER sip:sip.xxxxx.xxx SIP/2.0^M Via: 
> SIP/2.0/UDP xxx.xxx.xx.xx:5061;branch=z9hG4bK-2fab8548^M From: aaaa
> .bbbbb <sip: username123 at sip.xxxxx.xxx>;tag=ea8cef4b108a99bco1^M To: 
> aaaa.bbbbb <sip: username123 at sip.xxxxx.xxx>^M Call-ID: 
> b96fead3-f03493d4 at xxx.xxx.xx.xx^M
> CSeq: 3668 REGISTER^M Max-Forwards: 70^M Contact: aaaa.bbbbb <sip: 
> username123 at xxx.xxx.xx.xx:5061>;expires=3600^M User-Agent: 
> Linksys/RT31P2-2.0.10(LIc)^M Con
> tent-Length: 0^M Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, 
> OPTIONS, REFER^M Supported: x-sipura^M ^M
> /sbin/openser[28716]: ERROR: get_hdr_field: bad to header
> /sbin/openser[28716]: ERROR: bad header  field
> /sbin/openser[28716]: ERROR:maxfwd:is_maxfwd_present : parsing 
> MAX_FORWARD header failed!
> /sbin/openser[28716]: ERROR:parse_from_header: bad from header
> /sbin/openser[28716]: insert_RR(): From parsing failed
> /sbin/openser[28716]: record_route(): Error while inserting 
> Record-Route line
> /sbin/openser[28716]: ERROR: get_hdr_field: bad to header
> /sbin/openser[28716]: ERROR: bad header  field
> /sbin/openser[28716]: find_first_route: Error while parsing headers
> /sbin/openser[28716]: analyzing REGISTER request
> /sbin/openser[28716]: ERROR: get_hdr_field: bad to header
> /sbin/openser[28716]: ERROR: bad header  field
> /sbin/openser[28716]: find_credentials(): Error while parsing headers
> /sbin/openser[28716]: pre_auth(): Error while looking for credentials
> /sbin/openser[28716]: ERROR: get_hdr_field: bad to header
> /sbin/openser[28716]: ERROR: bad header  field
> /sbin/openser[28716]: ERROR: get_hdr_field: bad to header
> /sbin/openser[28716]: ERROR: bad header  field
> /sbin/openser[28716]: ERROR: build_res_buf_from_sip_req: alas, 
> parse_headers failed
> /sbin/openser[28716]: pre_auth(): Error while sending 400 reply
> /sbin/openser[28714]: -------------------------------------------
>
> Would love to get this issue resolved so if there is anything else 
> that could help in finding out what the problem is, please let me know.
>
> Cheers,
>
> Lars Sundqvist
>
>
> Daniel-Constantin Mierla wrote:
>> This looks a bit strange, because all headers are seen to be 
>> corupted. But they look ok. There is not rocket science with the 
>> Max-Forwards header.
>>
>> Do you get these mesages for all REGISTERs or just for certain cases. 
>> Could you print the message buffer with xlog $mb - that should show 
>> what OpenSER sees as SIP message.
>>
>> Cheers,
>> Daniel
>>
>>
>> On 08/09/06 16:26, Lars Sundqvist wrote:
>>> Hi everyone,
>>>
>>> We have been having a problem with our openser installation for a 
>>> while,
>>> certain REGISTER requests generates errors.
>>> The openser version we are running is 1.0.0 from cvs.
>>>
>>> Does anyone have a clue why the following register generates the error
>>> below?
>>>
>>> Register:
>>> xxx.xxx.xx.xx:5061 -> yyy.yyy.yyy.yyy:5060
>>>  REGISTER sip:sip.xxxxx.xxx SIP/2.0..Via: SIP/2.0/UDP
>>> xxx.xxx.xx.xx:5061;branch=z9hG4bK-39f541a2..From: aaaa.bbbbb <sip:
>>> username123 at sip.xxxxx.xxx>;tag=ea
>>>  8cef4b108a99bco1..To: aaaa.bbbbb <sip:
>>> username123 at sip.xxxxx.xxx>..Call-ID:
>>> b96fead3-f03493d4 at xxx.xxx.xx.xx..CSeq: 2508 REGISTER..Max-Forwards:
>>> 70..Conta
>>>  ct: aaaa.bbbbb <sip:
>>> username123 at xxx.xxx.xx.xx:5061>;expires=3600..User-Agent:
>>> Linksys/RT31P2-2.0.10(LIc)..Content-Length: 0..Allow: ACK, BYE, 
>>> CANCEL, IN
>>>  FO, INVITE, NOTIFY, OPTIONS, REFER..Supported: x-sipura....
>>>
>>> Error:
>>> /sbin/openser[18198]: ERROR: get_hdr_field: bad to header
>>> /sbin/openser[18198]: ERROR: bad header  field
>>> /sbin/openser[18198]: ERROR: get_hdr_field: bad to header
>>> /sbin/openser[18198]: ERROR: bad header  field
>>> /sbin/openser[18198]: ERROR:parse_from_header: bad from header
>>> /sbin/openser[18198]: xl_get_from: ERROR cannot parse FROM header
>>> /sbin/openser[18198]: ERROR: get_hdr_field: bad to header
>>> /sbin/openser[18198]: ERROR: bad header  field
>>> /sbin/openser[18198]: xl_get_to: ERROR cannot parse TO header
>>> /sbin/openser[18198]: [REGISTER] from [<null>] to [<null>]
>>> /sbin/openser[18198]: ERROR: get_hdr_field: bad to header
>>> /sbin/openser[18198]: ERROR: bad header  field
>>> /sbin/openser[18198]: ERROR:maxfwd:is_maxfwd_present : parsing
>>> MAX_FORWARD header failed!
>>> /sbin/openser[18198]: ERROR:parse_from_header: bad from header
>>> /sbin/openser[18198]: insert_RR(): From parsing failed
>>> /sbin/openser[18198]: record_route(): Error while inserting 
>>> Record-Route
>>> line
>>> /sbin/openser[18198]: ERROR: get_hdr_field: bad to header
>>> /sbin/openser[18198]: ERROR: bad header  field
>>> /sbin/openser[18198]: find_first_route: Error while parsing headers
>>> /sbin/openser[18198]: analyzing REGISTER request
>>> /sbin/openser[18198]: ERROR: get_hdr_field: bad to header
>>> /sbin/openser[18198]: ERROR: bad header  field
>>> /sbin/openser[18198]: find_credentials(): Error while parsing headers
>>> /sbin/openser[18198]: pre_auth(): Error while looking for credentials
>>> /sbin/openser[18198]: ERROR: get_hdr_field: bad to header
>>> /sbin/openser[18198]: ERROR: bad header  field
>>> /sbin/openser[18198]: ERROR: get_hdr_field: bad to header
>>> /sbin/openser[18198]: ERROR: bad header  field
>>> /sbin/openser[18198]: ERROR: build_res_buf_from_sip_req: alas,
>>> parse_headers failed
>>> /sbin/openser[18198]: pre_auth(): Error while sending 400 reply
>>>
>>> Many thanks,
>>>
>>> Lars Sundqvist
>>>
>>>
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at openser.org
>>> http://openser.org/cgi-bin/mailman/listinfo/users
>>>
>
>