[Serusers] Restrict registration to one user per login

[Java Rockx]

FYI, exec_msg is highly not recommended because it is "expensive" in
terms of processing.

Regards,
Paul


On Tue, 22 Mar 2005 10:37:58 +0100, Jffdsaklj dsjk <jjjaime at gmail.com> wrote:
> Finally I found a solution. I've attached the block I included in the
> SER cfg file.
> The problem (big problem) is that after a day (more or less), there
> are defunct processes. I think it's a problem of the exec_msg
> sentence, but I'm not sure. With these defunct processes, SER crashed.
> :(
> 
>   ######################################################################
>   # This block of code controls the user registration
>   if (method=="REGISTER") {
> 
>    # Enable authentication
>    if (!www_authorize("galeno.hi.inet","subscriber")) {
>     www_challenge("galeno.hi.inet","0");
>     break;
>    };
> 
>    ####
>    # This block prevents a user from registering with a login
> previously registered from another machine
>    #
>    # Verify it's not a deregistration message
>    if (!search("Expires: 0")) {
>      # It's a registration message
>      # Verify that there's no register in the table location with the
> same user but from a differente machine
>      if (
>           !exec_msg('
>                USUARIO=`echo $SIP_HF_FROM | sed -n "s/<sip:\(.*\)@.*/\1/p"`;
>                QUERY="select username from location where
> username=\"$USUARIO\" and contact not like \"sip:$SIP_SRCIP:%\"";
>                RESULT=`mysql -uXXX -pXXX -e "$QUERY" ser`;
>                if [ -z "$RESULT" ]; then exit 0; else echo "The user
> $USUARIO is already registered" >> /var/log/serprueba.log; exit 1;
> fi;')
>      ) {
>        # The user is already registered
>        sl_send_reply("404", "Not Found");
>        break;
>      };
>    }
>    ####
> 
>    save("location");
>    break;
>   };
>   #####################################################################
> 
> On Wed, 16 Mar 2005 17:11:01 +0100, Klaus Darilion
> <klaus.mailinglists at pernau.at> wrote:
> > Hi Jffdsaklj! (must be a hard life living with such a name)
> >
> > And how will you distinguish between an invalid registration and a valid
> > re-registration from a new IP address?
> >
> > regards,
> > klaus
> >
> > Jffdsaklj dsjk wrote:
> > > How can we restrict the registration to only one user per login?.
> > > Currently, you can register with the same login/password in different
> > > machines at the same time. But what we require is that only the first
> > > registration is valid and the rest ones are invalidated by the SER.
> > > Thanks
> > >
> > > _______________________________________________
> > > Serusers mailing list
> > > serusers at lists.iptel.org
> > > http://lists.iptel.org/mailman/listinfo/serusers
> > >
> > >
> >
> >
> 
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