[Users] Digest Authentication Problem with header parsing problem

[Abdurrahman Sahin]

hi all;
i'm trying to activate digest authentication with mysql, but i see a strange parsing error in the logs.

here is my logser log
==================
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: New request - M=REGISTER RURI=sip:server_public_ip_address F=<null> T=sip:apo at server_public_ip_address IP=ua_public_ip_address ID=NWYyZGNjMWRjYjFlNTk5YjlhMjE5ODA4MWQ0ZGFiNTY.
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: DEBUG:maxfwd:is_maxfwd_present: value = 70
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: parse_headers: flags=200
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: get_hdr_field: cseq <CSeq>: <1> <REGISTER>
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: DEBUG: get_hdr_body : content_length=0
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: found end of header
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: find_first_route: No Route headers found
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: loose_route: There is no Route HF
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: parse_headers: flags=ffffffffffffffff
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: check_via_address(ua_public_ip_address, ua_public_ip_address, 0)
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: parse_headers: flags=4000
Apr  1 13:39:04 testsrv200 /usr/local/sbin/openser[577]: pre_auth(): Credentials with given realm not found
] in status 6: <<"apo"<sip:apo at ua_public_ip_address;tag=5d692f7d>> . R: parse_to : unexpected char [
Apr  1 13:39:05 testsrv200 /usr/local/sbin/openser[577]: ERROR:parse_from_header: bad from header
Apr  1 13:39:05 testsrv200 /usr/local/sbin/openser[577]: set_err_info: ec: 1, el: 3, ei: 'error parsing From'
Apr  1 13:39:05 testsrv200 /usr/local/sbin/openser[577]: xl_get_from_attr: ERROR cannot parse FROM header
Apr  1 13:39:05 testsrv200 /usr/local/sbin/openser[577]: Register authentication failed - M=REGISTER RURI=sip:server_public_ip_address F=<null> T=sip:apo at server_public_ip_address IP=ua_public_ip_address ID=NWYyZGNjMWRjYjFlNTk5YjlhMjE5ODA4MWQ0ZGFiNTY.
Apr  1 13:39:05 testsrv200 /usr/local/sbin/openser[577]: build_auth_hf(): 'WWW-Authenticate: Digest realm="server_public_ip_address", nonce ' 60f8cf5a7a5eb40c26f914280272b51f58caaa7"
Apr  1 13:39:05 testsrv200 /usr/local/sbin/openser[577]: parse_headers: flags=ffffffffffffffff
Apr  1 13:39:05 testsrv200 /usr/local/sbin/openser[577]: check_via_address(ua_public_ip_address, ua_public_ip_address, 0)
Apr  1 13:39:05 testsrv200 /usr/local/sbin/openser[577]: DEBUG:destroy_avp_list: destroying list (nil)
Apr  1 13:39:05 testsrv200 /usr/local/sbin/openser[577]: receive_msg: cleaning up



and sip msg received at the server side
==============================
U ua_public_ip_address:28443 -> 192.168.200.2:5060
REGISTER sip:server_public_ip_address SIP/2.0.
Via: SIP/2.0/UDP ua_public_ip_address:28443;branch=z9hG4bK-d87543-08523511e5151c18-1--d87543-;rport.
Max-Forwards: 70.
Contact: <sip:apo at ua_public_ip_address:28443;rinstance=1ff3024a97431241>.
To: "apo"<sip:apo at server_public_ip_address>.
From: "apo"<sip:apo at ua_public_ip_address;tag=5d692f7d.
Call-ID: NWYyZGNjMWRjYjFlNTk5YjlhMjE5ODA4MWQ0ZGFiNTY..
CSeq: 1 REGISTER.
Expires: 3600.
Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, NOTIFY, MESSAGE, SUBSCRIBE, INFO.
User-Agent: X-Lite release 1006e stamp 34025.
Content-Length: 0.
.

#
U 192.168.200.2:5060 -> ua_public_ip_address:28443
SIP/2.0 100 Trying.
Via: SIP/2.0/UDP ua_public_ip_address:28443;branch=z9hG4bK-d87543-08523511e5151c18-1--d87543-;rport=28443.
To: "apo"<sip:apo at server_public_ip_address>.
From: "apo"<sip:apo at ua_public_ip_address;tag=5d692f7d.
Call-ID: NWYyZGNjMWRjYjFlNTk5YjlhMjE5ODA4MWQ0ZGFiNTY..
CSeq: 1 REGISTER.
Server: OpenSER (1.2.0-notls (x86_64/linux)).
Content-Length: 0.
.

#
U 192.168.200.2:5060 -> ua_public_ip_address:28443
SIP/2.0 401 Unauthorized.
Via: SIP/2.0/UDP ua_public_ip_address:28443;branch=z9hG4bK-d87543-08523511e5151c18-1--d87543-;rport=28443.
To: "apo"<sip:apo at server_public_ip_address>;tag=329cfeaa6ded039da25ff8cbb8668bd2.4f01.
From: "apo"<sip:apo at ua_public_ip_address;tag=5d692f7d.
Call-ID: NWYyZGNjMWRjYjFlNTk5YjlhMjE5ODA4MWQ0ZGFiNTY..
CSeq: 1 REGISTER.
WWW-Authenticate: Digest realm="server_public_ip_address", nonce="460f8cf5a7a5eb40c26f914280272b51f58caaa7".
Server: OpenSER (1.2.0-notls (x86_64/linux)).
Content-Length: 0.




openser.cfg file register section
=======================================
# Request route 'base-route-register'
########################################################################
route[2]
{
        sl_send_reply("100", "Trying");
        if(!www_authorize("server_public_ip_address", "subscriber"))
        {

                xlog("L_INFO", "Register authentication failed - M=$rm RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
                www_challenge("server_public_ip_address", "0");
                exit;
        }
        if(!check_to())
        {

                xlog("L_INFO", "Spoofed To-URI detected - M=$rm RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
                sl_send_reply("403", "Spoofed To-URI Detected");
                exit;
        }
        consume_credentials();
        if(!search("^Contact:[ ]*\*") && nat_uac_test("19"))
        {
                fix_nated_register();
                setbflag(6);
        }
        if(!save("location"))
        {

                xlog("L_ERR", "Saving contact failed - M=$rm RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
                sl_reply_error();
                exit;
        }

        xlog("L_INFO", "Registration successful - M=$rm RURI=$ru F=$fu T=$tu IP=$si ID=$ci\n");
        exit;

}

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