CherryPy config files

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

diff --git a/code/controls.py b/code/controls.py
index 013e04c..e32b1c2 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"""
@@ -78,10 +45,14 @@ def getswap(disksize, memsize):
 def lvinstall(machine, autoinstall):
     disksize = machine.disks[0].size
     memsize = machine.memory
-    imagesize = disksize - getswap(disksize, memsize)
+    swapsize = getswap(disksize, memsize)
+    imagesize = disksize - swapsize
     ip = machine.nics[0].ip
-    remctl('web', 'install', machine.name, autoinstall.distribution,
-           autoinstall.mirror, str(imagesize), ip)
+    remctl('control', machine.name, 'install', 
+           'dist=%s' % autoinstall.distribution,
+           'mirror=%s' % autoinstall.mirror,
+           'arch=%s' % autoinstall.arch,
+           'imagesize=%s' % imagesize)
 
 def lvcopy(machine_orig_name, machine, rootpw):
     """Copy a golden image onto a machine's disk"""
@@ -117,7 +88,7 @@ def createVm(username, state, owner, contact, name, description, memory, disksiz
         machine.description = description
         machine.memory = memory
         machine.owner = owner
-        machine.administrator = owner
+        machine.administrator = None
         machine.contact = contact
         machine.uuid = uuidToString(randomUUID())
         machine.boot_off_cd = True
@@ -125,7 +96,7 @@ def createVm(username, state, owner, contact, name, description, memory, disksiz
         session.save_or_update(machine)
         disk = Disk(machine=machine,
                     guest_device_name='hda', size=disksize)
-        nic = NIC.query().filter_by(machine_id=None).first()
+        nic = NIC.query().filter_by(machine_id=None).filter_by(reusable=True).first()
         if not nic: #No IPs left!
             raise CodeError("No IP addresses left!  "
                             "Contact %s." % config.web.errormail)
@@ -134,15 +105,20 @@ def createVm(username, state, owner, contact, name, description, memory, disksiz
         session.save_or_update(nic)
         session.save_or_update(disk)
         cache_acls.refreshMachine(machine)
+        makeDisks(machine)
         session.commit()
     except:
         session.rollback()
         raise
-    makeDisks(machine)
-    if autoinstall:
-        lvinstall(machine, autoinstall)
-    # tell it to boot with cdrom
-    bootMachine(machine, cdrom)
+    try:
+        if autoinstall:
+            lvinstall(machine, autoinstall)
+        else:
+            # tell it to boot with cdrom
+            bootMachine(machine, cdrom)
+    except CodeError, e:
+        deleteVM(machine)
+        raise
     return machine
 
 def getList():
@@ -200,6 +176,13 @@ def listHost(machine):
         return None
     return out.strip()
 
+def vnctoken(machine):
+    """Return a time-stamped VNC token"""
+    out, err = remctl('control', machine.name, 'vnctoken', err=True)
+    if err:
+        return None
+    return out.strip()
+
 def deleteVM(machine):
     """Delete a VM."""
     remctl('control', machine.name, 'destroy', err=True)
@@ -226,7 +209,7 @@ def commandResult(username, state, fields):
     machine = validation.Validate(username, state, machine_id=fields.getfirst('machine_id')).machine
     action = fields.getfirst('action')
     cdrom = fields.getfirst('cdrom')
-    if cdrom is not None and not CDROM.get(cdrom):
+    if cdrom is not None and not CDROM.query().filter_by(cdrom_id=cdrom).one():
         raise CodeError("Invalid cdrom type '%s'" % cdrom)    
     if action not in ('Reboot', 'Power on', 'Power off', 'Shutdown', 
                       'Delete VM'):