support for predictable network interface device names

[pve-common.git] / src / PVE / Network.pm

diff --git a/src/PVE/Network.pm b/src/PVE/Network.pm
index 78529e108cadbd2f29ba30385909d562e6a7be53..0a984ad32f9e51bc0ab145c073253991edb5dcf1 100644 (file)
--- a/src/PVE/Network.pm
+++ b/src/PVE/Network.pm
@@ -76,10 +76,11 @@ our $ipv4_mask_hash_localnet = {
 sub setup_tc_rate_limit {
     my ($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 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");
+    # these are allowed / expected to fail, e.g. when there is no previous rate limit to remove
+    eval { run_command("/sbin/tc class del dev $iface parent 1: classid 1:1 >/dev/null 2>&1"); };
+    eval { run_command("/sbin/tc filter del dev $iface parent ffff: protocol all pref 50 u32 >/dev/null 2>&1"); };
+    eval { run_command("/sbin/tc qdisc del dev $iface ingress >/dev/null 2>&1"); };
+    eval { run_command("/sbin/tc qdisc del dev $iface root >/dev/null 2>&1"); };
 
     return if !$rate;
 
@@ -371,6 +372,8 @@ sub tap_unplug {
     }
     
     &$cleanup_firewall_bridge($iface);
+    #cleanup old port config from any openvswitch bridge
+    eval {run_command("/usr/bin/ovs-vsctl del-port $iface", outfunc => sub {}, errfunc => sub {}) };
 }
 
 sub copy_bridge_config {
@@ -437,7 +440,7 @@ sub activate_bridge_vlan {
 
     my @ifaces = ();
     my $dir = "/sys/class/net/$bridge/brif";
-    PVE::Tools::dir_glob_foreach($dir, '((eth|bond)\d+(\.\d+)?)', sub {
+    PVE::Tools::dir_glob_foreach($dir, '(((eth|bond)\d+|en[^.]+)(\.\d+)?)', sub {
         push @ifaces, $_[0];
     });