[OpenSIPS-Users] I never see 404 not found
Muhammad Shahzad
shaheryarkh at googlemail.com
Fri Sep 7 15:37:43 CEST 2012
Does second INVITE contains Proxy-Authorization header? Can you please
paste SIP trace here?
Thank you.
On Fri, Sep 7, 2012 at 2:22 PM, sajjad purmohseni <spurmohseni at yahoo.com>wrote:
> Hello Muhammad thanks for reply.
>
> I think you mean invalidity of the "To URI"; But I am telling about
> invalidity of the "From URI" or the caller contact. In authentication
> process I expect to receive "404 not found" after sending second Invite or
> Register messages; but I receive 401 or 407. Is int normal action by server
> or it can send "404 not found" about invalid "From URI" to tell client that
> the contact URI is invalid?
>
> --------------------------------------------------
> kind regards;
> Sajad Pourmohseni
>
>
>
>
> ------------------------------
> *From:* Muhammad Shahzad <shaheryarkh at googlemail.com>
> *To:* sajjad purmohseni <spurmohseni at yahoo.com>; OpenSIPS users mailling
> list <users at lists.opensips.org>
> *Sent:* Friday, September 7, 2012 1:45 PM
> *Subject:* Re: [OpenSIPS-Users] I never see 404 not found
>
> Yes because you have enabled proxy authentication of every method except
> REGISTER. Here is where you are doing this.
>
> # authenticate if from local subscriber (uncomment to enable auth)
> # authenticate all initial non-REGISTER request that pretend to be
> # generated by local subscriber (domain from FROM URI is local)
> if (!(method=="REGISTER") && from_uri==myself) /*no multidomain version*/
> ##if (!(method=="REGISTER") && is_from_local()) /*multidomain version*/
> {
> if (!proxy_authorize("", "subscriber")) {
> proxy_challenge("", "0");
> exit;
> }
>
> This gets called BEFORE you check for destination, which is right way to
> do it. The caller should authenticate itself before callee is checked.
>
> Thank you.
>
>
> On Thu, Sep 6, 2012 at 5:07 PM, sajjad purmohseni <spurmohseni at yahoo.com>wrote:
>
> Hi all
>
> I use sipp tool accompanying opensips server to generate normal SIP
> traffic. I successfuly enable authentication in opensips; added some users
> in database and performed authentication proccess in register and invite
> requests. I see valid authentication as username and passwords are valid
> and failure in authentication as password is invalid. After sending first
> invite and receiving 407 (proxy auth req) message; In my scenario an Invite
> message is sent with authentication header containing valid nonce. My
> problem is that when URI of re-Invite request is invalid I receive 407
> instead of 404 (not found).
> I'm so grateful about any help.
>
>
> This is my opensips config file (opensips.cfg):
>
>
>
>
>
> #
> # $Id: opensips.cfg 5503 2009-03-22 16:22:32Z bogdan_iancu $
> #
> # OpenSIPS basic configuration script
> # by Anca Vamanu <anca at voice-system.ro>
> #
> # Please refer to the Core CookBook at:
> # http://www.opensips.org/index.php?n=Resources.DocsCookbooks
> # for a explanation of possible statements, functions and parameters.
> #
>
> ####### Global Parameters #########
> #debug=3
> log_stderror=no
> log_facility=LOG_LOCAL0
> fork=yes
> children=4
> /* uncomment the following lines to enable debugging */
> debug=6
> #fork=no
> #log_stderror=yes
> /* uncomment the next line to disable TCP (default on) */
> #disable_tcp=yes
> /* uncomment the next line to enable the auto temporary blacklisting of
> not available destinations (default disabled) */
> #disable_dns_blacklist=no
> /* uncomment the next line to enable IPv6 lookup after IPv4 dns
> lookup failures (default disabled) */
> #dns_try_ipv6=yes
> /* uncomment the next line to disable the auto discovery of local aliases
> based on revers DNS on IPs (default on) */
> #auto_aliases=no
> /* uncomment the following lines to enable TLS support (default off) */
> #disable_tls = no
> #listen = tls:your_IP:5061
> #tls_verify_server = 1
> #tls_verify_client = 1
> #tls_require_client_certificate = 0
> #tls_method = TLSv1
> #tls_certificate = "/usr/local/etc/opensips/tls/user/user-cert.pem"
> #tls_private_key = "/usr/local/etc/opensips/tls/user/user-privkey.pem"
> #tls_ca_list = "/usr/local/etc/opensips/tls/user/user-calist.pem"
> port=5060
> /* uncomment and configure the following line if you want opensips to
> bind on a specific interface/port/proto (default bind on all available)
> */
> listen=udp:194.225.238.244:5060
>
> ####### Modules Section ########
> #set module path
> mpath="/usr/local/lib64/opensips/modules/"
> /* uncomment next line for MySQL DB support */
> loadmodule "db_mysql.so"
> loadmodule "signaling.so"
> loadmodule "sl.so"
> loadmodule "tm.so"
> loadmodule "rr.so"
> loadmodule "maxfwd.so"
> loadmodule "usrloc.so"
> loadmodule "registrar.so"
> loadmodule "textops.so"
> loadmodule "mi_fifo.so"
> loadmodule "uri_db.so"
> loadmodule "uri.so"
> loadmodule "xlog.so"
> loadmodule "acc.so"
> /* uncomment next lines for MySQL based authentication support
> NOTE: a DB (like db_mysql) module must be also loaded */
> loadmodule "auth.so"
> loadmodule "auth_db.so"
> /* uncomment next line for aliases support
> NOTE: a DB (like db_mysql) module must be also loaded */
> #loadmodule "alias_db.so"
> /* uncomment next line for multi-domain support
> NOTE: a DB (like db_mysql) module must be also loaded
> NOTE: be sure and enable multi-domain support in all used modules
> (see "multi-module params" section ) */
> #loadmodule "domain.so"
> /* uncomment the next two lines for presence server support
> NOTE: a DB (like db_mysql) module must be also loaded */
> #loadmodule "presence.so"
> #loadmodule "presence_xml.so"
>
> # ----------------- setting module-specific parameters ---------------
>
> # ----- mi_fifo params -----
> modparam("mi_fifo", "fifo_name", "/tmp/opensips_fifo")
>
> # ----- rr params -----
> # add value to ;lr param to cope with most of the UAs
> modparam("rr", "enable_full_lr", 1)
> # do not append from tag to the RR (no need for this script)
> modparam("rr", "append_fromtag", 0)
>
> # ----- registrar params -----
> modparam("registrar", "method_filtering", 1)
> /* uncomment the next line to disable parallel forking via location */
> # modparam("registrar", "append_branches", 0)
> /* uncomment the next line not to allow more than 10 contacts per AOR */
> #modparam("registrar", "max_contacts", 10)
>
> # ----- usrloc params -----
> modparam("usrloc", "db_mode", 0)
> /* uncomment the following lines if you want to enable DB persistency
> for location entries */
> #modparam("usrloc", "db_mode", 2)
> #modparam("usrloc", "db_url",
> # "mysql://opensips:opensipsrw@localhost/opensips")
>
> # ----- uri_db params -----
> /* by default we disable the DB support in the module as we do not need it
> in this configuration */
> modparam("uri_db", "use_uri_table", 0)
> modparam("uri_db", "db_url", "")
>
> # ----- acc params -----
> /* what sepcial events should be accounted ? */
> modparam("acc", "early_media", 1)
> modparam("acc", "report_ack", 1)
> modparam("acc", "report_cancels", 1)
> /* by default ww do not adjust the direct of the sequential requests.
> if you enable this parameter, be sure the enable "append_fromtag"
> in "rr" module */
> modparam("acc", "detect_direction", 0)
> /* account triggers (flags) */
> modparam("acc", "failed_transaction_flag", 3)
> modparam("acc", "log_flag", 1)
> modparam("acc", "log_missed_flag", 2)
> /* uncomment the following lines to enable DB accounting also */
> modparam("acc", "db_flag", 1)
> modparam("acc", "db_missed_flag", 2)
>
> # ----- auth_db params -----
> /* uncomment the following lines if you want to enable the DB based
> authentication */
> modparam("auth_db", "calculate_ha1", yes)
> modparam("auth_db", "password_column", "password")
> modparam("auth_db", "db_url",
> "mysql://opensips:opensipsrw@localhost/opensips")
> modparam("auth_db", "load_credentials", "")
>
> # ----- alias_db params -----
> /* uncomment the following lines if you want to enable the DB based
> aliases */
> #modparam("alias_db", "db_url",
> # "mysql://opensips:opensipsrw@localhost/opensips")
>
> # ----- domain params -----
> /* uncomment the following lines to enable multi-domain detection
> support */
> #modparam("domain", "db_url",
> # "mysql://opensips:opensipsrw@localhost/opensips")
> #modparam("domain", "db_mode", 1) # Use caching
>
> # ----- multi-module params -----
> /* uncomment the following line if you want to enable multi-domain support
> in the modules (dafault off) */
> #modparam("alias_db|auth_db|usrloc|uri_db", "use_domain", 1)
>
> # ----- presence params -----
> /* uncomment the following lines if you want to enable presence */
> #modparam("presence|presence_xml", "db_url",
> # "mysql://opensips:opensipsrw@localhost/opensips")
> #modparam("presence_xml", "force_active", 1)
> #modparam("presence", "server_address", "sip:192.168.1.2:5060")
>
> ####### Routing Logic ########
>
> # main request routing logic
> route{
> if (!mf_process_maxfwd_header("10")) {
> sl_send_reply("483","Too Many Hops");
> exit;
> }
> if (has_totag()) {
> # sequential request withing a dialog should
> # take the path determined by record-routing
> if (loose_route()) {
> if (is_method("BYE")) {
> setflag(1); # do accounting ...
> setflag(3); # ... even if the transaction fails
> } else if (is_method("INVITE")) {
> # even if in most of the cases is useless, do RR for
> # re-INVITEs alos, as some buggy clients do change route set
> # during the dialog.
> record_route();
> }
> # route it out to whatever destination was set by loose_route()
> # in $du (destination URI).
> route(1);
> } else {
> /* uncomment the following lines if you want to enable presence */
> ##if (is_method("SUBSCRIBE") && $rd == "your.server.ip.address") {
> ## # in-dialog subscribe requests
> ## route(2);
> ## exit;
> ##}
> if ( is_method("ACK") ) {
> if ( t_check_trans() ) {
> # non loose-route, but stateful ACK; must be an ACK after
> # a 487 or e.g. 404 from upstream server
> t_relay();
> exit;
> } else {
> # ACK without matching transaction ->
> # ignore and discard
> exit;
> }
> }
> sl_send_reply("404","Not here");
> }
> exit;
> }
> #initial requests
> # CANCEL processing
> if (is_method("CANCEL"))
> {
> if (t_check_trans())
> t_relay();
> exit;
> }
> t_check_trans();
> # authenticate if from local subscriber (uncomment to enable auth)
> # authenticate all initial non-REGISTER request that pretend to be
> # generated by local subscriber (domain from FROM URI is local)
> if (!(method=="REGISTER") && from_uri==myself) /*no multidomain version*/
> ##if (!(method=="REGISTER") && is_from_local()) /*multidomain version*/
> {
> if (!proxy_authorize("", "subscriber")) {
> proxy_challenge("", "0");
> exit;
> }
> if (!check_from()) {
> sl_send_reply("403","Forbidden auth ID");
> exit;
> }
>
> consume_credentials();
> # caller authenticated
> }
> # preloaded route checking
> if (loose_route()) {
> xlog("L_ERR",
> "Attempt to route with preloaded Route's [$fu/$tu/$ru/$ci]");
> if (!is_method("ACK"))
> sl_send_reply("403","Preload Route denied");
> exit;
> }
> # record routing
> if (!is_method("REGISTER|MESSAGE"))
> record_route();
> # account only INVITEs
> if (is_method("INVITE")) {
> setflag(1); # do accounting
> }
> if (!uri==myself)
> ## replace with following line if multi-domain support is used
> ##if (!is_uri_host_local())
> {
> append_hf("P-hint: outbound\r\n");
> # if you have some interdomain connections via TLS
> ##if($rd=="tls_domain1.net") {
> ## t_relay("tls:domain1.net");
> ## exit;
> ##} else if($rd=="tls_domain2.net") {
> ## t_relay("tls:domain2.net");
> ## exit;
> ##}
> route(1);
> }
> # requests for my domain
> ## uncomment this if you want to enable presence server
> ## and comment the next 'if' block
> ## NOTE: uncomment also the definition of route[2] from below
> ##if( is_method("PUBLISH|SUBSCRIBE"))
> ## route(2);
> if (is_method("PUBLISH"))
> {
> sl_send_reply("503", "Service Unavailable");
> exit;
> }
>
> if (is_method("REGISTER"))
> {
> # authenticate the REGISTER requests (uncomment to enable auth)
> if (!www_authorize("", "subscriber"))
> {
> www_challenge("", "0");
> exit;
> }
> if (!check_to())
> {
> sl_send_reply("403","Forbidden auth ID");
> exit;
> }
> if (!save("location"))
> sl_reply_error();
> exit;
> }
> if ($rU==NULL) {
> # request with no Username in RURI
> sl_send_reply("484","Address Incomplete");
> exit;
> }
> # apply DB based aliases (uncomment to enable)
> ##alias_db_lookup("dbaliases");
> if (!lookup("location")) {
> switch ($retcode) {
> case -1:
> case -3:
> t_newtran();
> t_reply("404", "Not Found");
> exit;
> case -2:
> sl_send_reply("405", "Method Not Allowed");
> exit;
> }
> }
> # when routing via usrloc, log the missed calls also
> setflag(2);
> route(1);
> }
>
> route[1] {
> # for INVITEs enable some additional helper routes
> if (is_method("INVITE")) {
> t_on_branch("2");
> t_on_reply("2");
> t_on_failure("1");
> }
> if (!t_relay()) {
> sl_reply_error();
> };
> exit;
> }
>
> # Presence route
> /* uncomment the whole following route for enabling presence
> NOTE: do not forget to enable the call of this route from the main
> route */
> ##route[2]
> ##{
> ## if (!t_newtran())
> ## {
> ## sl_reply_error();
> ## exit;
> ## };
> ##
> ## if(is_method("PUBLISH"))
> ## {
> ## handle_publish();
> ## t_release();
> ## }
> ## else
> ## if( is_method("SUBSCRIBE"))
> ## {
> ## handle_subscribe();
> ## t_release();
> ## }
> ##
> ## exit;
> ##}
>
> branch_route[2] {
> xlog("new branch at $ru\n");
> }
>
> onreply_route[2] {
> xlog("incoming reply\n");
> }
>
> failure_route[1] {
> if (t_was_cancelled()) {
> exit;
> }
> # uncomment the following lines if you want to block client
> # redirect based on 3xx replies.
> ##if (t_check_status("3[0-9][0-9]")) {
> ##t_reply("404","Not found");
> ## exit;
> ##}
> # uncomment the following lines if you want to redirect the failed
> # calls to a different new destination
> ##if (t_check_status("486|408")) {
> ## sethostport("192.168.2.100:5060");
> ## # do not set the missed call flag again
> ## t_relay();
> ##}
> }
>
>
>
>
> _______________________________________________
> Users mailing list
> Users at lists.opensips.org
> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>
>
>
>
> --
> Muhammad Shahzad
> -----------------------------------
> CISCO Rich Media Communication Specialist (CRMCS)
> CISCO Certified Network Associate (CCNA)
> Cell: +92 334 422 40 88
> MSN: shari_786pk at hotmail.com
> Email: shaheryarkh at googlemail.com
>
>
>
--
Muhammad Shahzad
-----------------------------------
CISCO Rich Media Communication Specialist (CRMCS)
CISCO Certified Network Associate (CCNA)
Cell: +92 334 422 40 88
MSN: shari_786pk at hotmail.com
Email: shaheryarkh at googlemail.com
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