Expose an interface to the autoinstaller over remctl and validate options

[invirt/packages/invirt-remote.git] / files / usr / sbin / sipb-xen-remote-listvms

diff --git a/files/usr/sbin/sipb-xen-remote-listvms b/files/usr/sbin/sipb-xen-remote-listvms
index f9b3f36..8c25d09 100755 (executable)
--- a/files/usr/sbin/sipb-xen-remote-listvms
+++ b/files/usr/sbin/sipb-xen-remote-listvms
@@ -1,44 +1,28 @@
-#!/usr/bin/env python2.5
+#!/usr/bin/python

 
 """
 Collates the results of listvms from multiple VM servers.  Part of the xvm
 suite.
 """
 
 
 """
 Collates the results of listvms from multiple VM servers.  Part of the xvm
 suite.
 """
 

-from itertools import chain
-from subprocess import CalledProcessError, PIPE, Popen
-from sys import argv, stdout
-from yaml import safe_dump, safe_load
-
-###
-
-def run(cmd):
-  """
-  Run the given command (a list of program and argument strings) and return the
-  stdout as a string, raising a CalledProcessError if the program exited with a
-  non-zero status.
-  """
-  p = Popen(cmd, stdout=PIPE)
-  stdout = p.communicate()[0]
-  if p.returncode != 0: raise CalledProcessError(p.returncode, cmd)
-  return stdout
+from invirt.remote import bcast
+import sys
+import yaml

 
 def main(argv):
 
 def main(argv):

-  # Query each of the server for their VMs.
-  # TODO get `servers` from a real list of all the VM hosts (instead of
-  # hardcoding the list here)
-  servers = [ 'black-mesa.mit.edu', 'sx-blade-2.mit.edu' ]
-  # XXX
-  results = [ safe_load(run(['remctl', server, 'remote', 'web', 'listvms']))
-              for server in servers ]
-  results = filter( lambda x: x is not None, results )
+    # Query each of the hosts.
+    results = filter(lambda (_, x): x is not None, bcast('listvms'))
+
+    # Merge the results and print.
+    merged = {}
+    for server, result in results:
+        for data in result.itervalues():
+            data['host'] = server
+        merged.update(result)

 
 

-  # Merge the results and print.
-  merged = {}
-  for result in results: merged.update(result)
-  print safe_dump(merged, default_flow_style=False)
+    print yaml.dump(merged, Dumper=yaml.CSafeDumper, default_flow_style=False)

 
 if __name__ == '__main__':
 
 if __name__ == '__main__':

-  main(argv)
+    sys.exit(main(sys.argv))

 
 

-# vim:et:sw=2:ts=2
+# vim:et:sw=4:ts=4