]>
git.proxmox.com Git - qemu-server.git/blob - pve-bridge
5 use PVE
:: Tools
qw(run_command) ;
9 die "no interface specified \n " if ! $iface ;
11 die "got strange interface name ' $iface ' \n "
12 if $iface !~ m/^tap(\d+)i(\d+)$/ ;
17 my $conf = PVE
:: QemuServer
:: load_config
( $vmid );
19 die "unable to get network config ' $netid ' \n "
22 my $net = PVE
:: QemuServer
:: parse_net
( $conf ->{ $netid });
23 die "unable to parse network config ' $netid ' \n " if ! $net ;
25 my $bridge = $net ->{ bridge
};
26 die "unable to get bridge setting \n " if ! $bridge ;
28 system ( "/sbin/ifconfig $iface 0.0.0.0 promisc up" ) == 0 ||
29 die "interface activation failed \n " ;
33 my $rate = int ( $net ->{ rate
}* 1024 * 1024 );
34 my $burst = 1024 * 1024 ;
36 system ( "/sbin/tc qdisc del dev $iface ingres >/dev/null 2>&1" );
37 system ( "/sbin/tc qdisc del dev $iface root >/dev/null 2>&1" );
39 run_command
( "/sbin/tc qdisc add dev $iface handle ffff: ingress" );
41 # this does not work wit virtio - don't know why
42 #run_command("/sbin/tc filter add dev $iface parent ffff: protocol ip prio 50 u32 match ip src 0.0.0.0/0 police rate ${rate}bps burst ${burst}b drop flowid :1");
43 # so we use avrate instead
44 run_command
( "/sbin/tc filter add dev $iface parent ffff: " .
45 "protocol ip prio 50 estimator 1sec 8sec " .
46 "u32 match ip src 0.0.0.0/0 police avrate ${rate}bps drop flowid :1" );
48 # tbf does not work for unknown reason
49 #$TC qdisc add dev $DEV root tbf rate $RATE latency 100ms burst $BURST
50 # so we use htb instead
51 run_command
( "/sbin/tc qdisc add dev $iface root handle 1: htb default 1" );
52 run_command
( "/sbin/tc class add dev $iface parent 1: classid 1:1 " .
53 "htb rate ${rate}bps burst ${burst}b" );
55 # enable this to debug tc
57 print "DEBUG tc settings \n " ;
58 system ( "/sbin/tc qdisc ls dev $iface " );
59 system ( "/sbin/tc class ls dev $iface " );
60 system ( "/sbin/tc filter ls dev $iface parent ffff:" );
65 system ( "/usr/sbin/brctl addif $bridge $iface " ) == 0 ||
66 die "can't add interface to bridge \n " ;