[Serusers] AVPops and Textops to chang username of request uri

[Greger Viken Teigre]

Most often it's enough to change the ruri and not use forward. Forward will always forward to the uri you specify. If you change ruri and then use t_relay, the 
message will be relayed using the ruri.
g-)

------- Original message -------
From: chungyu <chungyu at ms11.voip.edu.tw>
Sent: 27.12.'06,  22:55

> Hi:
>  
>  I use module AVPops and Textops do chang username of request uri.
>  
> example:
>           john at 10.10.16.23  
>  
> I  hope chang => 4762 at 10.10.10.22
>  
> my configuration sample:
>   if (uri=~"john@")
>   {
>   avp_write("4762", "s:phone");
>   subst_user(/(.*)/$avp(phone)/');
>   rewritehostport("10.10.10.22:5060");
>   forward(uri:host, uri:port);
>   avp_delete("s:phone");
>   }; 
>  
>  but reply is "Call failed:Device not found"
>  
>         I try this sample is OK
>  
>            if (uri=~"john@")
>   {
>   avp_write("4762", "s:phone");
>   subst_user(/(.*)/4762/');
>   rewritehostport("10.10.10.22:5060");
>   forward(uri:host, uri:port);
>   avp_delete("s:phone");
>   };
>     OS:           Freebsd 5.4
>     SIP server:   SER-0.9.6
> 
> please tell my problem is on? Thank you
>  
> Chungyu
>  
> This is my Configuration:
>  
> # ----------- global configuration parameters ------------------------
>  
> #debug=3         # debug level (cmd line: -dddddddddd)
> #fork=yes
> #log_stderror=no # (cmd line: -E)
>  
> /* Uncomment these lines to enter debugging mode
> fork=no
> log_stderror=yes
> */
>  
> check_via=no # (cmd. line: -v)
> dns=no           # (cmd. line: -r)
> rev_dns=no      # (cmd. line: -R)
> port=5060
> #children=4
> fifo="/tmp/ser_fifo"
> fifo_db_url="mysql://ser:heslo@localhost/ser"
> # ------------------ module loading ----------------------------------
>  
> # Uncomment this if you want to use SQL database
> loadmodule "/usr/local/lib/ser/modules/mysql.so"
>  
> loadmodule "/usr/local/lib/ser/modules/sl.so"
> loadmodule "/usr/local/lib/ser/modules/tm.so"
> loadmodule "/usr/local/lib/ser/modules/rr.so"
> loadmodule "/usr/local/lib/ser/modules/maxfwd.so"
> loadmodule "/usr/local/lib/ser/modules/usrloc.so"
> loadmodule "/usr/local/lib/ser/modules/registrar.so"
> loadmodule "/usr/local/lib/ser/modules/textops.so"
> loadmodule "/usr/local/lib/ser/modules/avp.so"
> #loadmodule "/usr/local/lib/ser/modules/uri.so"
> #loadmodule "/usr/local/lib/ser/modules/usrloc.so"
> loadmodule "/usr/local/lib/ser/modules/avpops.so"
>  
> # Uncomment this if you want digest authentication
> # mysql.so must be loaded !
> loadmodule "/usr/local/lib/ser/modules/auth.so"
> loadmodule "/usr/local/lib/ser/modules/auth_db.so"
>  
> # ----------------- setting module-specific parameters ---------------
>  
> # -- usrloc params --
>  
> modparam("usrloc", "db_mode",   0)
>  
> # Uncomment this if you want to use SQL database
> # for persistent storage and comment the previous line
> #modparam("usrloc", "db_mode", 2)
>  
> # -- auth params --
> # Uncomment if you are using auth module
> #
> modparam("auth_db", "calculate_ha1", yes)
> #
> # If you set "calculate_ha1" parameter to yes (which true in this config),
> # uncomment also the following parameter)
> #
> modparam("auth_db", "password_column", "password")
>  
> # -- rr params --
> # add value to ;lr param to make some broken UAs happy
> modparam("rr", "enable_full_lr", 1)
>  
> # -------------------------  request routing logic -------------------
>  
> # main routing logic
>  
> route{
>  
> # initial sanity checks -- messages with
> # max_forwards==0, or excessively long requests
> if (!mf_process_maxfwd_header("10")) {
> sl_send_reply("483","Too Many Hops");
> break;
> };
> if (msg:len >=  2048 ) {
> sl_send_reply("513", "Message too big");
> break;
> };
>  
> 
> # we record-route all messages -- to make sure that
> # subsequent messages will go through our proxy; that's
> # particularly good if upstream and downstream entities
> # use different transport protocol
> if (!method=="REGISTER") record_route(); 
>  
> # subsequent messages withing a dialog should take the
> # path determined by record-routing
> if (loose_route()) {
> # mark routing logic in request
> append_hf("P-hint: rr-enforced\r\n");
> route(1);
> break;
> };
>  
> if (!uri==myself) {
> # mark routing logic in request
> append_hf("P-hint: outbound\r\n");
> route(1);
> break;
> };
>  
> # if the request is for other domain use UsrLoc
> # (in case, it does not work, use the following command
> # with proper names and addresses in it)
> if (uri==myself) {
>  
> if (method=="REGISTER") {
>  
> # Uncomment this if you want to use digest authentication
> if (!www_authorize("xx.xx.xx.xx", "subscriber")) {
> www_challenge("xx.xx.xx.xx", "0");
> break;
> };
>  
> save("location");
> break;
> };
> if (uri=~"john@")
> {
>  avp_write("4762","phone");
>  subst_user('/(.*)/$avp(phone)/');
>  rewritehostport("10.10.10.22:5060");
>  forward(uri:host, uri:port);
>  avp_delete("phone");
> };
> lookup("aliases");
> if (!uri==myself) {
> append_hf("P-hint: outbound alias\r\n");
> route(1);
> break;
> };
>  
> # native SIP destinations are handled using our USRLOC DB
> if (!lookup("location")) {
> sl_send_reply("404", "Not Found");
> break;
> };
> };
> append_hf("P-hint: usrloc applied\r\n");
> route(1);
> }
>  
> route[1]
> {
> # send it out now; use stateful forwarding as it works reliably
> # even for UDP2TCP
> if (!t_relay()) {
> sl_reply_error();
> };
> }
>   
>