Add support for bridges with more than one physical link (ie. two bonds each connecte...

Signed-off-by: Pablo Ruiz Garcia <pablo.ruiz@gmail.com>

diff --git a/data/PVE/Network.pm b/data/PVE/Network.pm
index 13807240a20594994ba2ff46ba2c58698944be3e..73984c2ad9c1b142be604cd13355fd3036a3f993 100644 (file)
--- a/data/PVE/Network.pm
+++ b/data/PVE/Network.pm
@@ -121,36 +121,10 @@ sub copy_bridge_config {
     }
 }
 
-sub activate_bridge_vlan {
-    my ($bridge, $tag_param) = @_;
-
-    die "bridge '$bridge' is not active\n" if ! -d "/sys/class/net/$bridge";
-
-    return $bridge if !defined($tag_param); # no vlan, simply return
-
-    my $tag = int($tag_param);
-
-    die "got strange vlan tag '$tag_param'\n" if $tag < 1 || $tag > 4094;
-
-    my $bridgevlan = "${bridge}v$tag";
-
-    my $dir = "/sys/class/net/$bridge/brif";
-
-    #check if we have an only one ethX or bondX interface in the bridge
-    
-    my $iface;
-    PVE::Tools::dir_glob_foreach($dir, '((eth|bond)\d+)', sub {
-       my ($slave) = @_;
-
-       die "more then one physical interfaces on bridge '$bridge'\n" if $iface;
-       $iface = $slave;
-
-    });
-
-    die "no physical interface on bridge '$bridge'\n" if !$iface;
-
+sub activate_bridge_vlan_slave {
+    my ($bridgevlan, $iface, $tag) = @_;
     my $ifacevlan = "${iface}.$tag";
-
+       
     # create vlan on $iface is not already exist
     if (! -d "/sys/class/net/$ifacevlan") {
        system("/sbin/vconfig add $iface $tag") == 0 ||
@@ -165,30 +139,52 @@ sub activate_bridge_vlan {
     my $path= "/sys/class/net/$ifacevlan/brport/bridge";
     if (-l $path) {
         my $tbridge = basename(readlink($path));
-       if ($tbridge eq $bridgevlan) {
-           # already member of bridge - assume setup is already done
-           return $bridgevlan;
-       } else {
+       if ($tbridge ne $bridgevlan) {
            die "interface $ifacevlan already exist in bridge $tbridge\n";
        }
     }
 
+    # add $ifacevlan to the bridge
+    system("/sbin/brctl addif $bridgevlan $ifacevlan") == 0 ||
+       die "can't add interface $ifacevlan to bridge $bridgevlan\n";
+}
+
+sub activate_bridge_vlan {
+    my ($bridge, $tag_param) = @_;
+
+    die "bridge '$bridge' is not active\n" if ! -d "/sys/class/net/$bridge";
+
+    return $bridge if !defined($tag_param); # no vlan, simply return
+
+    my $tag = int($tag_param);
+
+    die "got strange vlan tag '$tag_param'\n" if $tag < 1 || $tag > 4094;
+
+    my $bridgevlan = "${bridge}v$tag";
+
     # add bridgevlan if it doesn't already exist
     if (! -d "/sys/class/net/$bridgevlan") {
         system("/sbin/brctl addbr $bridgevlan") == 0 ||
             die "can't add bridge $bridgevlan\n";
     }
 
+    # for each physical interface (eth or bridge) bind them to bridge vlan
+    my $ifcount = 0;
+    my $dir = "/sys/class/net/$bridge/brif";
+    PVE::Tools::dir_glob_foreach($dir, '((eth|bond)\d+)', sub {
+        my ($slave) = @_;
+        activate_bridge_vlan_slave($bridgevlan, $slave, $tag);
+        $ifcount++;
+    });
+
+    die "no physical interface on bridge '$bridge'\n" if $ifcount == 0;
+
     #fixme: set other bridge flags
 
     # be sure to have the bridge up
     system("/sbin/ip link set $bridgevlan up") == 0 ||
         die "can't up bridge $bridgevlan\n";
-
-    # add $ifacevlan to the bridge
-    system("/sbin/brctl addif $bridgevlan $ifacevlan") == 0 ||
-       die "can't add interface $ifacevlan to bridge $bridgevlan\n";
-    
+   
     return $bridgevlan;
 }