X-Git-Url: https://git.proxmox.com/?p=pve-common.git;a=blobdiff_plain;f=src%2FPVE%2FNetwork.pm;h=60afe5040e9944e2529b54ba36fd984d16e04b64;hp=dd341981f0d3df17439fed5054fc9c09b9da0b73;hb=1068aeb3988b7ef080bd812bb1fa330c27e1b9f7;hpb=ff0420567be4b97020de1014b0e2a3e8f3337262

diff --git a/src/PVE/Network.pm b/src/PVE/Network.pm
index dd34198..60afe50 100644
--- a/src/PVE/Network.pm
+++ b/src/PVE/Network.pm
@@ -6,6 +6,8 @@ use PVE::Tools qw(run_command);
 use PVE::ProcFSTools;
 use PVE::INotify;
 use File::Basename;
+use IO::Socket::IP;
+use POSIX qw(ECONNREFUSED);
 
 # host network related utility functions
 
@@ -67,21 +69,12 @@ sub setup_tc_rate_limit {
     my ($iface, $rate, $burst, $debug) = @_;
 
     system("/sbin/tc class del dev $iface parent 1: classid 1:1 >/dev/null 2>&1");
-    system("/sbin/tc filter del dev $iface parent ffff: protocol ip prio 50 estimator 1sec 8sec >/dev/null 2>&1");
+    system("/sbin/tc filter del dev $iface parent ffff: protocol all pref 50 u32 >/dev/null 2>&1");
     system("/sbin/tc qdisc del dev $iface ingress >/dev/null 2>&1");
     system("/sbin/tc qdisc del dev $iface root >/dev/null 2>&1");
 
     return if !$rate;
 
-    run_command("/sbin/tc qdisc add dev $iface handle ffff: ingress");
-
-    # this does not work wit virtio - don't know why (setting "mtu 64kb" does not help)
-    #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");
-    # so we use avrate instead
-    run_command("/sbin/tc filter add dev $iface parent ffff: " .
-		"protocol ip prio 50 estimator 1sec 8sec " .
-		"u32 match ip src 0.0.0.0/0 police avrate ${rate}bps drop flowid :1");
-
     # tbf does not work for unknown reason
     #$TC qdisc add dev $DEV root tbf rate $RATE latency 100ms burst $BURST
     # so we use htb instead
@@ -89,6 +82,12 @@ sub setup_tc_rate_limit {
     run_command("/sbin/tc class add dev $iface parent 1: classid 1:1 " .
 		"htb rate ${rate}bps burst ${burst}b");
 
+    run_command("/sbin/tc qdisc add dev $iface handle ffff: ingress");
+    run_command("/sbin/tc filter add dev $iface parent ffff: " .
+		"protocol all prio 50 u32 match u32 0 0 " .
+		"police rate ${rate}bps burst ${burst}b mtu 64kb " .
+		"drop flowid :1");
+
     if ($debug) {
 	print "DEBUG tc settings\n";
 	system("/sbin/tc qdisc ls dev $iface");
@@ -119,7 +118,7 @@ my $read_bridge_mtu = sub {
     return $mtu;
 };
 
-my $parse_tap_devive_name = sub {
+my $parse_tap_device_name = sub {
     my ($iface, $noerr) = @_;
 
     my ($vmid, $devid);
@@ -127,7 +126,7 @@ my $parse_tap_devive_name = sub {
     if ($iface =~ m/^tap(\d+)i(\d+)$/) {
 	$vmid = $1;
 	$devid = $2;
-    } elsif ($iface =~ m/^veth(\d+)\.(\d+)$/) {
+    } elsif ($iface =~ m/^veth(\d+)i(\d+)$/) {
 	$vmid = $1;
 	$devid = $2;
     } else {
@@ -239,7 +238,7 @@ sub veth_delete {
 my $create_firewall_bridge_linux = sub {
     my ($iface, $bridge, $tag) = @_;
 
-    my ($vmid, $devid) = &$parse_tap_devive_name($iface);
+    my ($vmid, $devid) = &$parse_tap_device_name($iface);
     my ($fwbr, $vethfw, $vethfwpeer) = &$compute_fwbr_names($vmid, $devid);
 
     &$cond_create_bridge($fwbr);
@@ -257,7 +256,7 @@ my $create_firewall_bridge_linux = sub {
 my $create_firewall_bridge_ovs = sub {
     my ($iface, $bridge, $tag) = @_;
 
-    my ($vmid, $devid) = &$parse_tap_devive_name($iface);
+    my ($vmid, $devid) = &$parse_tap_device_name($iface);
     my ($fwbr, undef, undef, $ovsintport) = &$compute_fwbr_names($vmid, $devid);
 
     my $bridgemtu = &$read_bridge_mtu($bridge);
@@ -279,7 +278,7 @@ my $create_firewall_bridge_ovs = sub {
 my $cleanup_firewall_bridge = sub {
     my ($iface) = @_;
 
-    my ($vmid, $devid) = &$parse_tap_devive_name($iface, 1);
+    my ($vmid, $devid) = &$parse_tap_device_name($iface, 1);
     return if !defined($vmid);  
     my ($fwbr, $vethfw, $vethfwpeer, $ovsintport) = &$compute_fwbr_names($vmid, $devid);
 
@@ -440,4 +439,32 @@ sub activate_bridge_vlan {
     return $bridgevlan;
 }
 
+sub tcp_ping {
+    my ($host, $port, $timeout) = @_;
+
+    my $refused = 1;
+
+    $timeout = 3 if !$timeout; # sane default
+    if (!$port) {
+	# Net::Ping defaults to the echo port
+	$port = 7;
+    } else {
+	# Net::Ping's port_number() implies service_check(1)
+	$refused = 0;
+    }
+
+    my ($sock, $result);
+    eval {
+	$result = PVE::Tools::run_with_timeout($timeout, sub {
+	    $sock = IO::Socket::IP->new(PeerHost => $host, PeerPort => $port, Type => SOCK_STREAM);
+	    $result = $refused if $! == ECONNREFUSED;
+	});
+    };
+    if ($sock) {
+	$sock->close();
+	$result = 1;
+    }
+    return $result;
+}
+
 1;