| @ -0,0 +1,320 @@ | |||||
| #!/usr/bin/perl | |||||
| use warnings; | |||||
| use strict; | |||||
| use Socket; | |||||
| $| = 1; | |||||
| my $local_ip = '192.168.1.90'; | |||||
| sub brk { | |||||
| sleep(1); | |||||
| } | |||||
| sub mp_msg { | |||||
| my ($cmd) = @_; | |||||
| my $fd; | |||||
| socket($fd, AF_INET, SOCK_STREAM, 0) or die; | |||||
| connect($fd, sockaddr_in(25060, inet_aton('127.0.0.1'))) or die; | |||||
| my $old = select($fd); | |||||
| $| = 1; | |||||
| print("$cmd\n"); | |||||
| my $ret = <$fd>; | |||||
| select($old); | |||||
| close($fd); | |||||
| chomp($ret); | |||||
| return $ret; | |||||
| } | |||||
| sub udp_sock { | |||||
| while (1) { | |||||
| my $fd; | |||||
| socket($fd, AF_INET, SOCK_DGRAM, 0) or die; | |||||
| bind($fd, sockaddr_in(0, inet_aton('0.0.0.0'))) or die; | |||||
| my $sa = getsockname($fd); | |||||
| my ($port, $addr) = sockaddr_in($sa); | |||||
| (($port % 2) == 0) or next; | |||||
| return ($fd, $port); | |||||
| } | |||||
| } | |||||
| sub send_rcv { | |||||
| my ($sendfd, $sendtoip, $sendtoport, $recvfd) = @_; | |||||
| my $laddr = getsockname($sendfd); | |||||
| my ($lport, $lip) = sockaddr_in($laddr); | |||||
| print("local port $lport sending to $sendtoip:$sendtoport... "); | |||||
| my $pkt = join('',map(rand,1..10)); | |||||
| send($sendfd, $pkt, 0, sockaddr_in($sendtoport, inet_aton($sendtoip))) or die; | |||||
| my $inc; | |||||
| alarm(5); | |||||
| my $addr = recv($recvfd, $inc, length($pkt), 0); | |||||
| alarm(0); | |||||
| $inc eq $pkt or die; | |||||
| my ($port, $ip) = sockaddr_in($addr); | |||||
| $laddr = getsockname($recvfd); | |||||
| ($lport, $lip) = sockaddr_in($laddr); | |||||
| print("received packet ok on port $lport, from port $port\n"); | |||||
| } | |||||
| sub send_rcv_brk { | |||||
| send_rcv(@_); | |||||
| brk(); | |||||
| } | |||||
| sub send_rcv4 { | |||||
| send_rcv(@_[0,1,2,3]); | |||||
| sleep(1); | |||||
| send_rcv(@_[3,4,5,0]); | |||||
| sleep(1); | |||||
| send_rcv(@_[0,1,2,3]); | |||||
| sleep(1); | |||||
| send_rcv(@_[3,4,5,0]); | |||||
| sleep(1); | |||||
| } | |||||
| sub sim_req_lk { | |||||
| my ($method, $callid, $ip, $port, $fromtag, $totag) = @_; | |||||
| $totag or $totag = ''; | |||||
| my $ret = mp_msg("$method $callid $ip:$port:audio 192.168.101.11 80.110.1.48 remote 212.41.253.181 remote CS2000_NGSS/9.0 info=domain:voip.sipwise.local,from:431960681661\@80.110.1.48:5060,totag:$totag,to:43720890289\@77.244.249.84:5060,fromtag:$fromtag"); | |||||
| return split(/ /, $ret); | |||||
| } | |||||
| sub sim_rq { | |||||
| return sim_req_lk("request", @_); | |||||
| } | |||||
| sub sim_lk { | |||||
| return sim_req_lk("lookup", @_); | |||||
| } | |||||
| my $callid = join('',map(rand,1..2)); | |||||
| my $fromtag = join('',map(rand,1..4)); | |||||
| my $totag = join('',map(rand,1..4)); | |||||
| my ($client1, $lp1) = udp_sock(); | |||||
| my ($client2, $lp2) = udp_sock(); | |||||
| print("call-id: $callid\n"); | |||||
| print("opened ports $lp1 [A->B], $lp2 [B->A] as RTP clients\n"); | |||||
| brk(); | |||||
| { | |||||
| print("A tells B: send RTP to $lp1\n"); | |||||
| brk(); | |||||
| my ($mpip1, $mpport1) = sim_rq($callid, $local_ip, $lp1, $fromtag); | |||||
| print("mediaproxy: tell B to send to $mpport1 instead of $lp1\n"); | |||||
| brk(); | |||||
| print("B tells A: send RTP to $lp2\n"); | |||||
| brk(); | |||||
| my ($mpip2, $mpport2) = sim_lk($callid, $local_ip, $lp2, $fromtag, $totag); | |||||
| print("mediaproxy: tell A to send to $mpport2 instead of $lp2\n"); | |||||
| brk(); | |||||
| send_rcv4($client2, $mpip1, $mpport1, $client1, $mpip2, $mpport2); | |||||
| brk(); | |||||
| } | |||||
| my @forward = ('A', 'B', $lp1, $lp2, $client1, $client2, $fromtag, $totag); | |||||
| my @backward = ('B', 'A', $lp2, $lp1, $client2, $client1, $totag, $fromtag); | |||||
| my ($src, $dst, $p1, $p2, $c1, $c2, $ft, $tt); | |||||
| for my $tuple (\@forward, \@backward) { | |||||
| ($src, $dst, $p1, $p2, $c1, $c2, $ft, $tt) = @$tuple; | |||||
| print("\n\n\n"); | |||||
| print("re-invite coming from $src with no intermediate traffic\n"); | |||||
| print("$src tells $dst: send RTP to $p1\n"); | |||||
| brk(); | |||||
| my ($mpip1, $mpport1) = sim_rq($callid, $local_ip, $p1, $ft); | |||||
| print("mediaproxy: tell $dst to send to $mpport1 instead of $p1\n"); | |||||
| brk(); | |||||
| print("$dst tells $src: send RTP to $p2\n"); | |||||
| brk(); | |||||
| my ($mpip2, $mpport2) = sim_lk($callid, $local_ip, $p2, $ft, $tt); | |||||
| print("mediaproxy: tell $src to send to $mpport2 instead of $p2\n"); | |||||
| brk(); | |||||
| send_rcv4($c2, $mpip1, $mpport1, $c1, $mpip2, $mpport2); | |||||
| brk(); | |||||
| } | |||||
| for my $tuple (\@forward, \@backward) { | |||||
| ($src, $dst, $p1, $p2, $c1, $c2, $ft, $tt) = @$tuple; | |||||
| print("\n\n\n"); | |||||
| print("re-invite coming from $src with intermediate traffic from $dst to the new port only\n"); | |||||
| print("$src tells $dst: send RTP to $p1\n"); | |||||
| brk(); | |||||
| my ($mpip1, $mpport1) = sim_rq($callid, $local_ip, $p1, $ft); | |||||
| print("mediaproxy: tell $dst to send to $mpport1 instead of $p1\n"); | |||||
| brk(); | |||||
| send_rcv_brk($c2, $mpip1, $mpport1, $c1); | |||||
| send_rcv_brk($c2, $mpip1, $mpport1, $c1); | |||||
| print("$dst tells $src: send RTP to $p2\n"); | |||||
| brk(); | |||||
| my ($mpip2, $mpport2) = sim_lk($callid, $local_ip, $p2, $ft, $tt); | |||||
| print("mediaproxy: tell $src to send to $mpport2 instead of $p2\n"); | |||||
| brk(); | |||||
| send_rcv4($c2, $mpip1, $mpport1, $c1, $mpip2, $mpport2); | |||||
| brk(); | |||||
| print("\n\n\n"); | |||||
| print("re-invite coming from $src with intermediate traffic from both sides to both old and new ports\n"); | |||||
| print("$src tells $dst: send RTP to $p1\n"); | |||||
| brk(); | |||||
| my ($mpip3, $mpport3) = sim_rq($callid, $local_ip, $p1, $ft); | |||||
| print("mediaproxy: tell $dst to send to $mpport3 instead of $p1\n"); | |||||
| brk(); | |||||
| send_rcv4($c2, $mpip1, $mpport1, $c1, $mpip2, $mpport2); | |||||
| print("switching to new port...\n"); | |||||
| send_rcv4($c2, $mpip3, $mpport3, $c1, $mpip2, $mpport2); | |||||
| print("$dst tells $src: send RTP to $p2\n"); | |||||
| brk(); | |||||
| my ($mpip4, $mpport4) = sim_lk($callid, $local_ip, $p2, $ft, $tt); | |||||
| print("mediaproxy: tell $src to send to $mpport4 instead of $p2\n"); | |||||
| brk(); | |||||
| send_rcv4($c2, $mpip3, $mpport3, $c1, $mpip2, $mpport2); | |||||
| print("switching to new port...\n"); | |||||
| send_rcv4($c2, $mpip3, $mpport3, $c1, $mpip4, $mpport4); | |||||
| brk(); | |||||
| print("\n\n\n"); | |||||
| print("re-invite coming from $src with intermediate traffic from $dst only to both old and new ports\n"); | |||||
| print("$src tells $dst: send RTP to $p1\n"); | |||||
| brk(); | |||||
| my ($mpip5, $mpport5) = sim_rq($callid, $local_ip, $p1, $ft); | |||||
| print("mediaproxy: tell $dst to send to $mpport5 instead of $p1\n"); | |||||
| brk(); | |||||
| send_rcv_brk($c2, $mpip3, $mpport3, $c1); | |||||
| send_rcv_brk($c2, $mpip3, $mpport3, $c1); | |||||
| print("switching to new port...\n"); | |||||
| send_rcv_brk($c2, $mpip5, $mpport5, $c1); | |||||
| send_rcv_brk($c2, $mpip5, $mpport5, $c1); | |||||
| print("$dst tells $src: send RTP to $p2\n"); | |||||
| brk(); | |||||
| my ($mpip6, $mpport6) = sim_lk($callid, $local_ip, $p2, $ft, $tt); | |||||
| print("mediaproxy: tell $src to send to $mpport6 instead of $p2\n"); | |||||
| brk(); | |||||
| send_rcv_brk($c2, $mpip5, $mpport5, $c1); | |||||
| send_rcv_brk($c2, $mpip5, $mpport5, $c1); | |||||
| send_rcv4($c2, $mpip5, $mpport5, $c1, $mpip6, $mpport6); | |||||
| brk(); | |||||
| print("\n\n\n"); | |||||
| print("re-invite coming from $src with intermediate traffic from $src only to both old and new ports\n"); | |||||
| print("$src tells $dst: send RTP to $p1\n"); | |||||
| brk(); | |||||
| my ($mpip7, $mpport7) = sim_rq($callid, $local_ip, $p1, $ft); | |||||
| print("mediaproxy: tell $dst to send to $mpport7 instead of $p1\n"); | |||||
| brk(); | |||||
| send_rcv_brk($c1, $mpip6, $mpport6, $c2); | |||||
| send_rcv_brk($c1, $mpip6, $mpport6, $c2); | |||||
| print("$dst tells $src: send RTP to $p2\n"); | |||||
| brk(); | |||||
| my ($mpip8, $mpport8) = sim_lk($callid, $local_ip, $p2, $ft, $tt); | |||||
| print("mediaproxy: tell $src to send to $mpport8 instead of $p2\n"); | |||||
| brk(); | |||||
| send_rcv_brk($c1, $mpip6, $mpport6, $c2); | |||||
| send_rcv_brk($c1, $mpip6, $mpport6, $c2); | |||||
| print("switching to new port...\n"); | |||||
| send_rcv_brk($c1, $mpip8, $mpport8, $c2); | |||||
| send_rcv_brk($c1, $mpip8, $mpport8, $c2); | |||||
| send_rcv4($c2, $mpip7, $mpport7, $c1, $mpip8, $mpport8); | |||||
| brk(); | |||||
| } | |||||