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125 lines
3.2 KiB
125 lines
3.2 KiB
#
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# $Id$
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#
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# welcome message for new subscribers; based on exec
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#
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# ----------- global configuration parameters ------------------------
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debug=3 # debug level (cmd line: -dddddddddd)
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# must be yes since REGISTER processing causes an INVITE to be sent,
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# which needs to be processed by another process
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fork=yes
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children=4
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# debugging
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log_stderror=yes # (cmd line: -E)
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mhomed=yes
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fifo="/tmp/ser_fifo"
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# ------------------ module loading ----------------------------------
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# Uncomment this if you want to use SQL database
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loadmodule "modules/mysql/mysql.so"
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loadmodule "modules/sl/sl.so"
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loadmodule "modules/tm/tm.so"
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loadmodule "modules/rr/rr.so"
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loadmodule "modules/maxfwd/maxfwd.so"
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loadmodule "modules/usrloc/usrloc.so"
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loadmodule "modules/registrar/registrar.so"
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loadmodule "modules/exec/exec.so"
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# ----------------- setting module-specific parameters ---------------
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# -- usrloc params --
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modparam("usrloc", "db_mode", 2)
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modparam("usrloc", "db_url", "mysql://ser:heslo@192.168.2.16/ser" )
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# ------------------------- request routing logic -------------------
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# main routing logic
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route{
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# initial sanity checks -- messages with
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# max_forwards==0, or excessively long requests
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if (!mf_process_maxfwd_header("10")) {
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sl_send_reply("483", "Too Many Hops");
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break;
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};
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if (len_gt( max_len )) {
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sl_send_reply("513", "Message too big");
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break;
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};
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# we record-route all messages -- to make sure that
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# subsequent messages will go through our proxy; that's
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# particularly good if upstream and downstream entities
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# use different transport protocol
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if (method=="INVITE") record_route(); # 1=loose routing
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# loose-route processing
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if (loose_route()) {
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t_relay();
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break;
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};
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log(1, "RR processing completed\n");
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# if the request is for other domain use UsrLoc
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# (in case, it does not work, use the following command
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# with proper names and addresses in it)
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if (uri==myself) {
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if (method=="REGISTER") {
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# save location before initiating welcome
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save("location");
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# welcome message
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route(3);
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break;
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};
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# native SIP destinations are handled using our USRLOC DB
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if (!lookup("location")) {
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sl_send_reply("404", "Not Found");
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break;
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};
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};
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t_relay();
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}
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# welcome message -- if a REGISTER succeeded, look if it is the first-time;
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# if so, initiate click-to-dial transaction to set up call to an announcement
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# server; edit the config values first to make it work
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route[3] {
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if (!exec_msg('
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# config:
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# --announcement server URI
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ANS="sip:7170@iptel.org"
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# --SIP domain
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DOMAIN="192.168.2.16"
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# ctd
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CTD=${HOME}/sip_router/examples/ctd.sh
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# ------------------------------------
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# check if first time ...
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SIP_UID=`echo $SIP_HF_TO | sed -e "s/^.*sip:\([a-zA-Z0-9_\.]*\)@.*$/\1/g"`
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QUERY="select flag from subscriber
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where username=\"$SIP_UID\";
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update subscriber set flag=\"x\"
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where username=\"$SIP_UID\" ";
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mysql -Bsuser -pheslo -e "$QUERY" ser| grep "^x$" > /dev/null
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# ... if so, c-t-d to announcement server
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if [ "$?" -ne 0 ] ; then
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# flag was not set to x yet -- first-time registration;
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# initiate a call from telephone of the user to an announcement server
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$CTD "sip:$SIP_UID@$DOMAIN" "$ANS" > /dev/null 2>&1
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fi
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')) {
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log(1, "welcome exec failed\n");
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}
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}
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