merge vish's changes (which merged trunk and fixed a pep8 problem)

1 files changed, 19 insertions, 81 deletions

diff --git a/bin/nova-manage b/bin/nova-manage
index 654a13820..a347e86ce 100755
--- a/bin/nova-manage
+++ b/bin/nova-manage
@@ -62,7 +62,6 @@ import time
 
 import IPy
 
-
 # If ../nova/__init__.py exists, add ../ to Python search path, so that
 # it will override what happens to be installed in /usr/(local/)lib/python...
 possible_topdir = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]),
@@ -84,9 +83,9 @@ from nova import rpc
 from nova import utils
 from nova.api.ec2.cloud import ec2_id_to_id
 from nova.auth import manager
-from nova import rpc
 from nova.cloudpipe import pipelib
-from nova.api.ec2 import cloud
+from nova.db import migration
+
 
 logging.basicConfig()
 FLAGS = flags.FLAGS
@@ -479,82 +478,6 @@ class NetworkCommands(object):
                                     int(vpn_start), fixed_range_v6)
 
 
-class InstanceCommands(object):
-    """Class for mangaging VM instances."""
-
-    def live_migration(self, ec2_id, dest):
-        """live_migration"""
-
-        ctxt = context.get_admin_context()
-        instance_id = cloud.ec2_id_to_id(ec2_id)
-
-        if FLAGS.connection_type != 'libvirt':
-            msg = _('Only KVM is supported for now. Sorry!')
-            raise exception.Error(msg)
-
-        if FLAGS.volume_driver != 'nova.volume.driver.AOEDriver':
-            instance_ref = db.instance_get(ctxt, instance_id)
-            if len(instance_ref['volumes']) != 0:
-                msg = _(("""Volumes attached by ISCSIDriver"""
-                         """ are not supported. Sorry!"""))
-                raise  exception.Error(msg)
-
-        rpc.call(ctxt,
-                 FLAGS.scheduler_topic,
-                 {"method": "live_migration",
-                  "args": {"instance_id": instance_id,
-                           "dest": dest,
-                           "topic": FLAGS.compute_topic}})
-
-        msg = 'Migration of %s initiated. ' % ec2_id
-        msg += 'Check its progress using euca-describe-instances.'
-        print msg
-
-
-class HostCommands(object):
-    """Class for mangaging host(physical nodes)."""
-
-    def list(self):
-        """describe host list."""
-
-        # To supress msg: No handlers could be found for logger "amqplib"
-        logging.basicConfig()
-
-        service_refs = db.service_get_all(context.get_admin_context())
-        hosts = [h['host'] for h in service_refs]
-        hosts = list(set(hosts))
-        for host in hosts:
-            print host
-
-    def show(self, host):
-        """describe cpu/memory/hdd info for host."""
-
-        result = rpc.call(context.get_admin_context(),
-                     FLAGS.scheduler_topic,
-                     {"method": "show_host_resource",
-                      "args": {"host": host}})
-
-        # Checking result msg format is necessary, that will have done
-        # when this feture is included in API.
-        if type(result) != dict:
-            print 'Unexpected error occurs'
-        elif not result['ret']:
-            print '%s' % result['msg']
-        else:
-            cpu = result['phy_resource']['vcpus']
-            mem = result['phy_resource']['memory_mb']
-            hdd = result['phy_resource']['local_gb']
-
-            print 'HOST\t\tPROJECT\t\tcpu\tmem(mb)\tdisk(gb)'
-            print '%s\t\t\t%s\t%s\t%s' % (host, cpu, mem, hdd)
-            for p_id, val in result['usage'].items():
-                print '%s\t%s\t\t%s\t%s\t%s' % (host,
-                                             p_id,
-                                             val['vcpus'],
-                                             val['memory_mb'],
-                                             val['local_gb'])
-
-
 class ServiceCommands(object):
     """Enable and disable running services"""
 
@@ -609,6 +532,21 @@ class LogCommands(object):
         print re.sub('#012', "\n", "\n".join(lines))
 
 
+class DbCommands(object):
+    """Class for managing the database."""
+
+    def __init__(self):
+        pass
+
+    def sync(self, version=None):
+        """Sync the database up to the most recent version."""
+        return migration.db_sync(version)
+
+    def version(self):
+        """Print the current database version."""
+        print migration.db_version()
+
+
 class VolumeCommands(object):
     """Methods for dealing with a cloud in an odd state"""
 
@@ -648,6 +586,7 @@ class VolumeCommands(object):
                            "volume_id": volume['id'],
                            "mountpoint": volume['mountpoint']}})
 
+
 CATEGORIES = [
     ('user', UserCommands),
     ('project', ProjectCommands),
@@ -656,10 +595,9 @@ CATEGORIES = [
     ('vpn', VpnCommands),
     ('floating', FloatingIpCommands),
     ('network', NetworkCommands),
-    ('instance', InstanceCommands),
-    ('host', HostCommands),
     ('service', ServiceCommands),
     ('log', LogCommands),
+    ('db', DbCommands),
     ('volume', VolumeCommands)]