Fix 2 typos in the web code

[invirt/packages/invirt-web.git] / code / controls.py

diff --git a/code/controls.py b/code/controls.py
index d21eb7a..5c856e3 100644 (file)
--- a/code/controls.py
+++ b/code/controls.py
@@ -1,11 +1,6 @@
-"""
-Functions to perform remctls.
-"""
-
 import validation
-from webcommon import CodeError, InvalidInput
+from invirt.common import CodeError, InvalidInput
 import random
-import subprocess
 import sys
 import time
 import re
@@ -14,6 +9,7 @@ import yaml
 
 from invirt.config import structs as config
 from invirt.database import Machine, Disk, Type, NIC, CDROM, session, meta
+from invirt.remctl import remctl as gen_remctl
 
 # ... and stolen from xend/uuid.py
 def randomUUID():
@@ -27,39 +23,10 @@ def uuidToString(u):
                      "%02x" * 6]) % tuple(u)
 # end stolen code
 
-def kinit():
-    """Kinit with a given username and keytab"""
-    p = subprocess.Popen(['kinit', "-k", "-t", '/etc/invirt/keytab',
-                          'daemon/'+config.web.hostname],
-                         stderr=subprocess.PIPE)
-    e = p.wait()
-    if e:
-        raise CodeError("Error %s in kinit: %s" % (e, p.stderr.read()))
-
-def checkKinit():
-    """If we lack tickets, kinit."""
-    p = subprocess.Popen(['klist', '-s'])
-    if p.wait():
-        kinit()
-
-def remctl(*args, **kws):
-    """Perform a remctl and return the output.
-
-    kinits if necessary, and outputs errors to stderr.
-    """
-    checkKinit()
-    p = subprocess.Popen(['remctl', config.remote.hostname]
-                         + list(args),
-                         stdout=subprocess.PIPE,
-                         stderr=subprocess.PIPE)
-    v = p.wait()
-    if kws.get('err'):
-        return p.stdout.read(), p.stderr.read()
-    if v:
-        print >> sys.stderr, 'Error', v, 'on remctl', args, ':'
-        print >> sys.stderr, p.stderr.read()
-        raise CodeError('ERROR on remctl')
-    return p.stdout.read()
+def remctl(*args, **kwargs):
+    return gen_remctl(config.remote.hostname,
+                      principal='daemon/'+config.web.hostname,
+                      *args, **kwargs)
 
 def lvcreate(machine, disk):
     """Create a single disk for a machine"""
@@ -204,6 +171,13 @@ def listHost(machine):
         return None
     return out.strip()
 
+def vnctoken(machine):
+    """Return a time-stamped VNC token"""
+    out, err = remctl('control', machine.name, 'vnctoken')
+    if err:
+        return None
+    return out.strip()
+
 def deleteVM(machine):
     """Delete a VM."""
     remctl('control', machine.name, 'destroy', err=True)