From 3d2a94ced883aa693614268c081f5811967e5c4a Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@nicira.com>
Date: Wed, 20 May 2009 16:18:45 -0700
Subject: [PATCH] xenserver: Fix VLANs on virtual interfaces.

---
 xenserver/etc_xensource_scripts_vif                  |  4 ++--
 .../opt_xensource_libexec_interface-reconfigure      | 12 ++++++++++++
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/xenserver/etc_xensource_scripts_vif b/xenserver/etc_xensource_scripts_vif
index 6051d9a2..3a8d264a 100755
--- a/xenserver/etc_xensource_scripts_vif
+++ b/xenserver/etc_xensource_scripts_vif
@@ -72,8 +72,8 @@ add_to_bridge()
     logger -t scripts-vif "Adding ${vif} to ${bridge} with address ${address}"
 
     vid=
-    if [ -e "/etc/sysconfig/network-scripts/ifcfg-$bridge" ]; then
-	. "/etc/sysconfig/network-scripts/ifcfg-$bridge"
+    if [ -e "/etc/sysconfig/vswitch/br-$bridge" ]; then
+	. "/etc/sysconfig/vswitch/br-$bridge"
 	if [ -n "$VLAN_SLAVE" -a -n "$VLAN_VID" ]; then
 	    bridge=$VLAN_SLAVE
 	    vid="--add=vlan.$vif.tag=$VLAN_VID"
diff --git a/xenserver/opt_xensource_libexec_interface-reconfigure b/xenserver/opt_xensource_libexec_interface-reconfigure
index 27c8f502..d29d1cf6 100755
--- a/xenserver/opt_xensource_libexec_interface-reconfigure
+++ b/xenserver/opt_xensource_libexec_interface-reconfigure
@@ -70,6 +70,7 @@ db = None
 management_pif = None
 
 dbcache_file = "/etc/vswitch.dbcache"
+vswitch_config_dir = "/etc/sysconfig/vswitch"
 
 class Usage(Exception):
     def __init__(self, msg):
@@ -762,6 +763,7 @@ def configure_bond(pif):
 def action_up(pif):
     pifrec = db.get_pif_record(pif)
 
+    bridge = bridge_name(pif)
     interface = interface_name(pif)
     ipdev = ipdev_name(pif)
     datapath = datapath_name(pif)
@@ -829,6 +831,16 @@ def action_up(pif):
         # xapi insists that its attempts to create the bridge succeed,
         # so force that to happen.
         argv += ['--add=iface.%s.fake-bridge=true' % (ipdev)]
+
+        # /etc/xensource/scripts/vif needs to know where to add VIFs.
+        if not os.path.exists(vswitch_config_dir):
+            os.mkdir(vswitch_config_dir)
+        f = ConfigurationFile("br-%s" % bridge, vswitch_config_dir)
+        f.write("VLAN_SLAVE=%s\n" % datapath)
+        f.write("VLAN_VID=%s\n" % pifrec['VLAN'])
+        f.close()
+        f.apply()
+        f.commit()
     if bond_master:
         argv += configure_bond(bond_master)
     modify_config(argv)
-- 
2.30.2