X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=plnet.py;h=d8f332290c6da5b09227a8cf82b08ebb9c94883b;hb=1e1a5a10c27cd0e78d1c5d48cdf25b291de3232f;hp=b3974ab32cac7564612d16096079efa52273139a;hpb=3f41ba5fb0cb662640952621ef42b139c3c82112;p=pyplnet.git

diff --git a/plnet.py b/plnet.py
index b3974ab..d8f3322 100755
--- a/plnet.py
+++ b/plnet.py
@@ -13,6 +13,20 @@ import modprobe
 global version
 version = 4.3
 
+def ovs_check(logger):
+    """ Return True if openvswitch is running, False otherwise. Try restarting
+        it once.
+    """
+    rc = os.system("service openvswitch status")
+    if rc!=0:
+        logger.log("net: restarting openvswitch")
+        rc = os.system("service openvswitch restart")
+    rc = os.system("service openvswitch status")
+    if rc!=0:
+        logger.log("net: failed to restart openvswitch")
+        return False
+    return True
+
 def InitInterfaces(logger, plc, data, root="", files_only=False, program="NodeManager"):
     global version
 
@@ -126,6 +140,15 @@ def InitInterfaces(logger, plc, data, root="", files_only=False, program="NodeMa
                 # Bridge setting
                 elif settingname in [ 'BRIDGE' ]:
                     details['BRIDGE'] = setting['value']
+                elif settingname in [ 'OVS_BRIDGE' ]:
+                    # If openvswitch isn't running, then we'll lose network
+                    # connectivity when we reconfigure eth0.
+                    if ovs_check(logger):
+                        details['OVS_BRIDGE'] = setting['value']
+                        details['TYPE'] = "OVSPort"
+                        details['DEVICETYPE'] = "ovs"
+                    else:
+                        logger.log("net:InitInterfaces ERROR: OVS_BRIDGE specified, yet ovs is not running")
                 else:
                     logger.log("net:InitInterfaces WARNING: ignored setting named %s"%setting[name_key])
 
@@ -159,18 +182,30 @@ def InitInterfaces(logger, plc, data, root="", files_only=False, program="NodeMa
             else:
                 logger.log("net:InitInterfaces WARNING: interface alias (%s) not matched to an interface"% details['ALIAS'])
             device_id -= 1
-        elif 'BRIDGE' in details and 'IFNAME' in details:
+        elif ('BRIDGE' in details or 'OVS_BRIDGE' in details) and 'IFNAME' in details:
             # The bridge inherits the mac of the first attached interface.
             ifname = details['IFNAME']
             device_id -= 1
-            logger.log('net:InitInterfaces: Bridge detected. Adding %s to devices_map' % ifname)
+            if 'BRIDGE' in details:
+                bridgeName = details['BRIDGE']
+                bridgeType = 'Bridge'
+            else:
+                bridgeName = details['OVS_BRIDGE']
+                bridgeType = 'OVSBridge'
+
+            logger.log('net:InitInterfaces: %s detected. Adding %s to devices_map' % (bridgeType, ifname))
             devices_map[ifname] = removeBridgedIfaceDetails(details)
-            bridgeName = details['BRIDGE']
 
-            logger.log('net:InitInterfaces: Adding bridge %s' % bridgeName)
+            logger.log('net:InitInterfaces: Adding %s %s' % (bridgeType, bridgeName))
             bridgeDetails = prepDetails(interface)
             bridgeDevices.append(bridgeName)
-            bridgeDetails['TYPE']   = 'Bridge'
+            bridgeDetails['TYPE'] = bridgeType
+            if bridgeType == 'OVSBridge':
+                bridgeDetails['DEVICETYPE'] = 'ovs'
+                if bridgeDetails['BOOTPROTO'] == 'dhcp':
+                    del bridgeDetails['BOOTPROTO']
+                    bridgeDetails['OVSBOOTPROTO'] = 'dhcp'
+                    bridgeDetails['OVSDHCPINTERFACES'] = ifname
             devices_map[bridgeName] = bridgeDetails
         else:
             if 'IFNAME' in details: