[OpenSIPS-Users] opensips sip-xmpp gateway config - help

mani sivaraman mani.opensips at gmail.com
Wed Jun 10 18:48:49 CEST 2009


I configured opensips as sip-xmpp gateway in the "server" mode.
Basically I want the sip/ims client connected to this opensips server
to add contacts from another xmpp server like google talk and be able
to basic communication and exchange MESSAGES.

Attached is my opensips.cfg file. I'm able to add xmpp contact using the format

sip_username<domain_separator>openser_domain at xmpp_domain

My sip client is able to subscribe for the xmpp users added. I can see
opensips printing the following on console.

Jun 10 11:19:55 [7367] INFO:presence:send_notify_request: NOTIFY
sip:msivaraman at sips01.smithmicro.com via
sip:msivaraman at 172.16.1.125:6530;transport=udp on behalf of
sip:smvasagam2000*talk.google.com at sips01.smithmicro.com for event
presence

But I don't see opensips server trying to communicate to
"talk.google.com". When I do a "tcmdump host talk.google.com" I see no
traffic going to "talk.google.com". I get 404 Error if I try to send a
SIP MESSAGE to the newly added google talk user.

ANy one please help.

Thanks in advance.
Mani
-------------- next part --------------

# $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:172.16.0.139:5060
alias=sips01.smithmicro.com


####### Modules Section ########

#set module path
mpath="/usr/local/lib/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"
loadmodule "pua.so"
loadmodule "xmpp.so"
loadmodule "pua_xmpp.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@172.16.0.139/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", no)
modparam("auth_db", "password_column", "password")
modparam("auth_db", "db_url",
        "mysql://opensips:opensipsrw@172.16.0.139/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@172.16.0.139/opensips")


# ----- domain params -----
/* uncomment the following lines to enable multi-domain detection
   support */
#modparam("domain", "db_url",
#       "mysql://opensips:opensipsrw@172.16.0.139/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@172.16.0.139/opensips")
modparam("presence_xml", "force_active", 1)
modparam("presence", "server_address", "sip:172.16.0.139:5060")

# -- pua and pua_xmpp params -- # new params mani added
modparam("pua", "db_url", "mysql://opensips:opensipsrw@172.16.0.139/opensips")
modparam("pua_xmpp", "server_address", "sip:172.16.0.139:5060")

# -- xmpp parameters -- # new params mani added
modparam("xmpp", "domain_separator", "*")
modparam("xmpp", "gateway_domain", "sips01.smithmicro.com")
modparam("xmpp", "xmpp_domain", "sips01.smithmicro.com")
modparam("xmpp", "xmpp_host", "172.16.0.139")
#modparam("xmpp", "backend", "component")
modparam("xmpp", "backend", "server")



####### Routing Logic ########


# main request routing logic

route{

        if (!mf_process_maxfwd_header("20")) {
                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;
                }
        }

        if (method == "MESSAGE") {
                        log("*** xmpp-handled MESSAGE message.\n");
                        if (xmpp_send_message()) {
                                t_reply("200", "Accepted");
                        } else {
                                t_reply("404", "Not found");
                        }
                        return;
                }else {
                        t_reply("403","not supported");
                        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("NOTIFY") && uri=~"sip:.+ at sip-xmpp.smithmicro.com"){
                pua_xmpp_notify();
                t_reply("200", "OK");
                exit;
        }

        if(is_method("PUBLISH"))
        {
                handle_publish();
                #t_release();
        }
        else
        if( is_method("SUBSCRIBE"))
        {
                handle_subscribe();
                if( uri=~"sip:.+ at sip-xmpp.smithmicro.com" && $hdr(Event)== "presence"){
                        pua_xmpp_req_winfo("$ruri", "$hdr(Expires)");
                }
                #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();
        ##}
}


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