Temporary workaround to xend start problem.

Signed-off-by: James Bulpin <james@xensource.com>

tools/python/xen/util/process.py

@@ -0,0 +1,39 @@
+# Copyright (C) 2005 Christian Limpach <Christian.Limpach@cl.cam.ac.uk>
+
+# os.system() replacement which outputs through the logger
+
+import popen2
+import select
+import string
+
+from xen.xend.XendLogging import log
+
+def runscript(cmd):
+    # split after first space, then grab last component of path
+    cmdname = "[%s] " % cmd.split()[0].split('/')[-1]
+    # run command and grab stdin, stdout and stderr
+    cout, cin, cerr = popen2.popen3(cmd)
+    # close stdin to get command to terminate if it waits for input
+    cin.close()
+    # wait for output and process
+    p = select.poll()
+    p.register(cout)
+    p.register(cerr)
+    stdout = ""
+    while True:
+        r = p.poll()
+        for (fd, event) in r:
+            if event == select.POLLHUP:
+                cout.close()
+                cerr.close()
+                return stdout
+            if fd == cout.fileno():
+                stdout = stdout + cout.readline()
+            if fd == cerr.fileno():
+                l = cerr.readline()
+                if l[0] == '-':
+                    log.debug(cmdname + l[1:].rstrip())
+                elif l[0] == '*':
+                    log.info(cmdname + l[1:].rstrip())
+                else:
+                    log.error(cmdname + l.rstrip())

tools/python/xen/xend/Vifctl.py

@@ -20,9 +20,9 @@
 """
 import os
 
+import xen.util.process
 import XendRoot
 
-
 def network(op):
     """Call a network control script.
 
@@ -32,4 +32,6 @@ def network(op):
         raise ValueError('Invalid operation: ' + op)
     script = XendRoot.instance().get_network_script()
     if script:
-        os.spawnl(os.P_WAIT, script, script, op)
+        xen.util.process.runscript(script + " " + op)
+        #os.spawnl(os.P_WAIT, script, script, op)
+