[OpenSIPS-Users] Trouble getting mediaproxy to work (dialog module)
Bogdan-Andrei Iancu
bogdan at voice-system.ro
Fri Mar 20 13:30:22 CET 2009
Hi,
Do you get something like this at statup:
engage_media_proxy() will not work because the dialog module is not
loaded
Regards,
Bogdan
slophoo wrote:
> Opensips trace returns the following error to me:
>
> ERROR:mediaproxy:EngageMediaProxy: engage_media_proxy requires the dialog
> module to be loaded and configured
>
> I have not needed the dialog module before, but have now loaded it and it
> required one parameter, so I copied that from the example as well.
>
> loadmodule "dialog.so"
> modparam("dialog", "dlg_flag",4)
>
> it seems to be loaded, but i still get the above error when making a call
> and mediaproxy is not used. What am I missing?
>
> I'll post my entire opensips.cfg here in case it helps, maybe the issue is
> the order in which i call engage_media_proxy. By the way, at the moment my
> goal is to get ALL calls to use mediaproxy just to verify that it works.
> Later I will work out the specific NAT situations where it is needed:
>
>
>
> #
> # $Id: opensips.cfg 4423 2008-06-27 10:25:01Z henningw $
> #
> # OpenSIPS basic configuration script
> # by Anca Vamanu <anca at voice-system.ro>
> #
> # Please refer to the Core CookBook at
> http://www.opensips.org/dokuwiki/doku.php
> # for a explanation of possible statements, functions and parameters.
> # hhii
>
> ####### 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:192.168.1.2:5060
>
>
> ####### Modules Section ########
>
> #set module path
> mpath="/usr/local/lib/opensips/modules/"
>
> /* uncomment next line for MySQL DB support */
> loadmodule "db_mysql.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 "dialog.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 "nathelper.so"
> loadmodule "mediaproxy.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)
>
>
> # ----- rr 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)
>
> # ----- 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", "")
> modparam("registrar", "received_avp", "$avp(i:42)")
>
> modparam("dialog","dlg_flag",4)
>
>
> # ----- 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)
>
>
> # ----- 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://openser:openserrw@127.0.0.1/openser")
>
>
> # ----- 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://openser:openserrw@127.0.0.1/openser")
> 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://openser:openserrw@127.0.0.1/openser")
> 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://openser:openserrw@127.0.0.1/openser")
> #modparam("presence_xml", "force_active", 1)
> #modparam("presence", "server_address", "sip:74.85.27.9:5060")
>
>
> # ----- nathelper params -----
> #modparam("nathelper", "rtpproxy_disable", 1)
> modparam("nathelper", "natping_interval", 0)
> modparam("nathelper","received_avp","$avp(i:42)")
>
> #modparam("mediaproxy","natping_interval",30)
> modparam("mediaproxy", "mediaproxy_socket",
> "/var/run/mediaproxy/dispatcher.sock")
>
>
>
> ####### 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
> }
> route(1);
> } else {
> /* uncomment the following lines if you want to enable presence */
> ##if (is_method("SUBSCRIBE") && $rd == "your.server.ip.address") {
> ## # in-dialog subscribe requests
> ## route(2);
> ## exit;
> ##}
> if ( is_method("ACK") ) {
> if ( t_check_trans() ) {
> # non loose-route, but stateful ACK; must be an ACK after a 487 or e.g.
> 404 from upstream server
> t_relay();
> exit;
> } else {
> # ACK without matching transaction ... ignore and discard.\n");
> exit;
> }
> }
> sl_send_reply("404","Not here");
> }
> exit;
> }
>
> #initial requests
>
> # CANCEL processing
> if (is_method("CANCEL"))
> {
> if (t_check_trans())
> t_relay();
> exit;
> }
>
> t_check_trans();
>
> # authenticate if from local subscriber (uncomment to enable auth)
> ##if (!(method=="REGISTER") && from_uri==myself)
> ##{
> ## if (!proxy_authorize("", "subscriber")) {
> ## proxy_challenge("", "0");
> ## exit;
> ## }
> ## if (!check_from()) {
> ## sl_send_reply("403","Forbidden auth ID");
> ## exit;
> ## }
> ##
> ## consume_credentials();
> ## # caller authenticated
> ##}
>
> # record routing
> if (!is_method("REGISTER|MESSAGE"))
> append_hf("P-hint: hello record routing\r\n");
> record_route();
>
> # account only INVITEs
> if (is_method("INVITE")) {
> setflag(1); # do accounting
> }
> if (!uri==myself)
> /* replace with following line if multi-domain support is used */
> ##if (!is_uri_host_local())
> {
> append_hf("P-hint: outbound\r\n");
> # if you have some interdomain connections via TLS
> ##if($rd=="tls_domain1.net") {
> ## t_relay("tls:domain1.net");
> ## exit;
> ##} else if($rd=="tls_domain2.net") {
> ## t_relay("tls:domain2.net");
> ## exit;
> ##}
> route(1);
> }
>
> # requests for my domain
>
> /* uncomment this if you want to enable presence server
> and comment the next 'if' block
> NOTE: uncomment also the definition of route[2] from below */
> ##if( is_method("PUBLISH|SUBSCRIBE"))
> ## route(2);
>
> if (is_method("PUBLISH"))
> {
> append_hf("P-hint: outbound alias\r\n");
> sl_send_reply("503", "Service sort of Unavailable");
> exit;
> }
>
>
>
>
>
>
>
>
> if (is_method("REGISTER"))
> {
> # authenticate the REGISTER requests (uncomment to enable auth)
> ##if (!www_authorize("", "subscriber"))
> ##{
> ## www_challenge("", "0");
> ## exit;
> ##}
> ##
> ##if (!check_to())
> ##{
> ## sl_send_reply("403","Forbidden auth ID");
> ## exit;
> ##}
> append_hf("P-hint: hello register\r\n");
> if (!search("^Contact:[ ]*\*")) {
> setflag(6);
> fix_nated_register();
> force_rport();
> };
> if (!save("location"))
> sl_reply_error();
>
> exit;
> }
>
> if ($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")) {
> ## #use_media_proxy();
> engage_media_proxy();
> append_hf("P-hint: setflag7|forcerport|fix_contact\r\n");
> 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] {
> ## use_media_proxy();
> append_hf("P-hint: onreplyrout\r\n)");
> 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");
> ## append_branch();
> ## # do not set the missed call flag again
> ## t_relay();
> ##}
> }
>
>
>
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