[sr-dev] Testing the Websocket module with sipml5.org
Carlos Ruiz Díaz
carlos.ruizdiaz at gmail.com
Thu Aug 16 16:08:48 CEST 2012
You should be seeing at least the output of "xlog("L_DBG", "HTTP Request
Received\n");", if not, there's no http request arriving to the server. Try
flushing iptables and disabling selinux.
On Thu, Aug 16, 2012 at 10:03 AM, Juan Castro <jcastro at instant.com.br>wrote:
> There's no "#!ifdef WITH_DEBUG" anywhere, and I have "debug=9" which
> didn't do any changes. Here's my current config:
>
> ------------------------------------------------------------
> #!KAMAILIO
> #
> # Simple/sample kamailio.cfg for running a proxy/registrar with TLS and
> # WebSockets support.
>
> #!substdef "!DBURL!mysql://ser:heslo@localhost/ser!g"
> #!substdef "!MY_IP_ADDR!192.168.0.148!g"
> #!substdef "!MY_WS_PORT!80!g"
> #!substdef "!MY_WSS_PORT!443!g"
> #!substdef "!MY_WS_ADDR!tcp:MY_IP_ADDR:MY_WS_PORT!g"
> #!substdef "!MY_WSS_ADDR!tls:MY_IP_ADDR:MY_WSS_PORT!g"
>
> ##!define LOCAL_TEST_RUN
> #!define WITH_TLS
> #!define WITH_WEBSOCKETS
>
> ####### Global Parameters #########
>
> fork=yes
> children=4
>
> #alias="example.com"
>
> #!ifdef WITH_TLS
> enable_tls=1
> #!endif
>
> listen=MY_IP_ADDR
> #!ifdef WITH_WEBSOCKETS
> listen=MY_WS_ADDR
> #!ifdef WITH_TLS
> listen=MY_WSS_ADDR
> #!endif
> #!endif
>
> tcp_connection_lifetime=3604
> tcp_accept_no_cl=yes
> tcp_rd_buf_size=16384
>
> syn_branch=0
> debug=9
>
> # set paths to location of modules (to sources or installation folders)
> #!ifdef WITH_SRCPATH
> mpath="modules_k:modules"
> #!else
>
> mpath="/usr/local/kamailio/lib/kamailio/modules_k/:/usr/local/kamailio/lib/kamailio/modules/"
> #!endif
>
> loadmodule "db_mysql.so"
> loadmodule "mi_fifo.so"
> loadmodule "tm.so"
> loadmodule "sl.so"
> loadmodule "rr.so"
> loadmodule "pv.so"
> loadmodule "maxfwd.so"
> loadmodule "usrloc.so"
> loadmodule "registrar.so"
> loadmodule "textops.so"
> loadmodule "siputils.so"
> loadmodule "xlog.so"
> loadmodule "sanity.so"
> loadmodule "ctl.so"
> loadmodule "auth.so"
> loadmodule "auth_db.so"
> loadmodule "kex.so"
> loadmodule "mi_rpc.so"
> #!ifdef WITH_TLS
> loadmodule "tls.so"
> #!endif
> #!ifdef WITH_WEBSOCKETS
> loadmodule "xhttp.so"
> loadmodule "websocket.so"
> loadmodule "nathelper.so"
> #!endif
>
> # ----------------- setting module-specific parameters ---------------
>
> # ----- mi_fifo params -----
> modparam("mi_fifo", "fifo_name", "/tmp/kamailio_fifo")
>
> # ----- tm params -----
> # auto-discard branches from previous serial forking leg
> modparam("tm", "failure_reply_mode", 3)
> # default retransmission timeout: 30sec
> modparam("tm", "fr_timer", 30000)
> # default invite retransmission timeout after 1xx: 120sec
> modparam("tm", "fr_inv_timer", 120000)
>
> # ----- 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)
> modparam("registrar", "max_expires", 3600)
> modparam("registrar", "gruu_enabled", 0)
>
> # ----- usrloc params -----
> modparam("usrloc", "db_url", "DBURL")
> modparam("usrloc", "db_mode", 0)
>
> # ----- auth_db params -----
> modparam("auth_db", "db_url", "DBURL")
> modparam("auth_db", "calculate_ha1", yes)
> modparam("auth_db", "password_column", "password")
> modparam("auth_db", "load_credentials", "")
>
> #!ifdef WITH_TLS
> # ----- tls params -----
> modparam("tls", "config", "/usr/local/kamailio/etc/kamailio/tls.cfg")
> #!endif
>
> #!ifdef WITH_WEBSOCKETS
> # ----- nathelper params -----
> modparam("nathelper|registrar", "received_avp", "$avp(RECEIVED)")
> # Note: leaving NAT pings turned off here as nathelper is _only_ being
> used for
> # WebSocket connections. NAT pings are not needed as WebSockets have
> # their own keep-alives.
> #!endif
>
>
> ####### Routing Logic ########
>
> # Main SIP request routing logic
> # - processing of any incoming SIP request starts with this route
> # - note: this is the same as route { ... }
> request_route {
>
> # per request initial checks
> route(REQINIT);
>
> #!ifdef WITH_WEBSOCKETS
> if (nat_uac_test(64)) {
> # Do NAT traversal stuff for requests from a WebSocket
> # connection - even if it is not behind a NAT!
> # This won't be needed in the future if Kamailio and the
> # WebSocket client support Outbound and Path.
> force_rport();
> if (is_method("REGISTER"))
> fix_nated_register();
> else {
> if (!add_contact_alias()) {
> xlog("L_ERR", "Error aliasing contact
> <$ct>\n");
> sl_send_reply("400", "Bad Request");
> exit;
> }
> }
> }
> #!endif
>
> # handle requests within SIP dialogs
> route(WITHINDLG);
>
> ### only initial requests (no To tag)
>
> # CANCEL processing
> if (is_method("CANCEL")) {
> if (t_check_trans())
> t_relay();
> exit;
> }
>
> t_check_trans();
>
> # authentication
> route(AUTH);
>
> # record routing for dialog forming requests (in case they are
> routed)
> # - remove preloaded route headers
> remove_hf("Route");
> if (is_method("INVITE"))
> record_route();
>
> # handle registrations
> route(REGISTRAR);
>
> if ($rU==$null) {
> # request with no Username in RURI
> sl_send_reply("484","Address Incomplete");
> exit;
> }
>
> # user location service
> route(LOCATION);
>
> route(RELAY);
> }
>
> route[RELAY] {
> if (!t_relay()) {
> sl_reply_error();
> }
> exit;
> }
>
> # Per SIP request initial checks
> route[REQINIT] {
> if (!mf_process_maxfwd_header("10")) {
> sl_send_reply("483","Too Many Hops");
> exit;
> }
>
> if(!sanity_check("1511", "7")) {
> xlog("Malformed SIP message from $si:$sp\n");
> exit;
> }
> }
>
> # Handle requests within SIP dialogs
> route[WITHINDLG] {
> if (has_totag()) {
> # sequential request withing a dialog should
> # take the path determined by record-routing
> if (loose_route()) {
> #!ifdef WITH_WEBSOCKETS
> if ($du == "") {
> if (!handle_ruri_alias()) {
> xlog("L_ERR", "Bad alias <$ru>\n");
> sl_send_reply("400", "Bad
> Request");
> exit;
> }
> }
> #!endif
> route(RELAY);
> } else {
> if ( is_method("ACK") ) {
> if ( t_check_trans() ) {
> # no 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;
> }
> }
>
> # Handle SIP registrations
> route[REGISTRAR] {
> if (is_method("REGISTER")) {
> if (!save("location"))
> sl_reply_error();
>
> exit;
> }
> }
>
> # USER location service
> route[LOCATION] {
> if (!lookup("location")) {
> $var(rc) = $rc;
> t_newtran();
> switch ($var(rc)) {
> case -1:
> case -3:
> send_reply("404", "Not Found");
> exit;
> case -2:
> send_reply("405", "Method Not Allowed");
> exit;
> }
> }
> }
>
> # Authentication route
> route[AUTH] {
> if (is_method("REGISTER") || from_uri==myself) {
> # authenticate requests
> if (!auth_check("$fd", "subscriber", "1")) {
> auth_challenge("$fd", "0");
> exit;
> }
> # user authenticated - remove auth header
> if(!is_method("REGISTER"))
> consume_credentials();
> }
> # if caller is not local subscriber, then check if it calls
> # a local destination, otherwise deny, not an open relay here
> if (from_uri!=myself && uri!=myself) {
> sl_send_reply("403","Not relaying");
> exit;
> }
> }
>
> #!ifdef WITH_WEBSOCKETS
> onreply_route {
> if (nat_uac_test(64)) {
> # Do NAT traversal stuff for replies to a WebSocket
> connection
> # - even if it is not behind a NAT!
> # This won't be needed in the future if Kamailio and the
> # WebSocket client support Outbound and Path.
> add_contact_alias();
> }
> }
>
> event_route[xhttp:request] {
> set_reply_close();
> set_reply_no_connect();
>
> # if ($Rp != MY_WS_PORT && $Rp != MY_WSS_PORT) {
> # xlog("L_WARN", "HTTP request received on $Rp\n");
> # xhttp_reply("403", "Forbidden", "", "");
> # exit;
> # }
>
> xlog("L_DBG", "HTTP Request Received\n");
>
> if ($hdr(Upgrade)=~"websocket"
> && $hdr(Connection)=~"Upgrade"
> && $rm=~"GET") {
> xlog("L_DBG", "WebSocket\n");
> xlog("L_DBG", " Host: $hdr(Host)\n");
> xlog("L_DBG", " Origin: $hdr(Origin)\n");
>
> # if ($hdr(Host) == $null || !is_myself($hdr(Host))) {
> # xlog("L_WARN", "Bad host $hdr(Host)\n");
> # xhttp_reply("403", "Forbidden", "", "");
> # exit;
> # }
>
> # Optional... validate Origin
> # Optional... perform HTTP authentication
>
> # ws_handle_handshake() exits (no further configuration
> file
> # processing of the request) when complete.
> if (ws_handle_handshake())
> {
> # Optional... cache some information abou the
> # successful connection
> exit;
> }
> }
>
> xhttp_reply("404", "Not found", "", "");
> }
>
> event_route[websocket:closed] {
> xlog("L_INFO", "WebSocket connection from $si:$sp has closed\n");
> }
> #!endif
> ------------------------------------------------------------
>
> On Thu, Aug 16, 2012 at 10:48 AM, Muhammad Shahzad
> <shaheryarkh at googlemail.com> wrote:
> > By default all logs goto, syslog facility local0. So either,
> >
> > 1. Your syslog daemon is configured to write local0 logs to some
> different
> > file.
> >
> > OR
> >
> > 2. You have set log level in kamailio too low, i think log level 0
> disables
> > almost all logs. Set it to 4 for debug.
> >
> > Thank you.
> >
> >
> > On Thu, Aug 16, 2012 at 3:11 PM, Juan Castro <jcastro at instant.com.br>
> wrote:
> >>
> >> I see no logs in /var/log/messages other than Kamailio's startup
> >> blah-blah. (I'm using CentOS 6.) Where do the xlog() messages go to?
> >>
> >> On Tue, Aug 14, 2012 at 7:25 PM, Carlos Ruiz Díaz
> >> <carlos.ruizdiaz at gmail.com> wrote:
> >> >
> >> > There's probably an error reported in kamaiio's log file so you should
> >> > check it out. In my case, I had to comment out parts of the script
> that were
> >> > in charge of doing some validation, particularly, in
> >> > event_route[xhttp:request].
> >>
> >> _______________________________________________
> >> sr-dev mailing list
> >> sr-dev at lists.sip-router.org
> >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-dev
> >
> >
> >
> >
> > --
> > 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
> >
> > _______________________________________________
> > sr-dev mailing list
> > sr-dev at lists.sip-router.org
> > http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-dev
> >
>
>
>
> --
> Juan Carlos Castro y Castro
> Instant Solutions - Telefonia Gerando Resultado
> http://www.instant.com.br
> Principais capitais: 4063-6100
> Demais regiões: (11)4063-6100
>
> _______________________________________________
> sr-dev mailing list
> sr-dev at lists.sip-router.org
> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-dev
>
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