#
#
-# Copyright (C) 2006, 2007, 2010 Google Inc.
+# Copyright (C) 2006, 2007, 2010, 2011 Google Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
"""Ganeti node daemon"""
-# pylint: disable-msg=C0103,W0142
+# pylint: disable=C0103,W0142
# C0103: Functions in this module need to have a given name structure,
# and the name of the daemon doesn't match
import sys
import logging
import signal
+import codecs
from optparse import OptionParser
from ganeti import serializer
from ganeti import netutils
-import ganeti.http.server # pylint: disable-msg=W0611
+import ganeti.http.server # pylint: disable=W0611
queue_lock = None
@return: None for success, otherwise an exception object
"""
- global queue_lock # pylint: disable-msg=W0603
+ global queue_lock # pylint: disable=W0603
if queue_lock is not None:
return None
"""
# too many public methods, and unused args - all methods get params
# due to the API
- # pylint: disable-msg=R0904,W0613
+ # pylint: disable=R0904,W0613
def __init__(self, *args, **kwargs):
http.server.HttpServer.__init__(self, *args, **kwargs)
self.noded_pid = os.getpid()
"""Remove a block device.
"""
- devlist = [(objects.Disk.FromDict(ds), uid) for ds, uid in params]
+ devlist = [(objects.Disk.FromDict(ds), uid) for ds, uid in params[0]]
return backend.BlockdevRename(devlist)
@staticmethod
"""Assemble a block device.
"""
- bdev_s, owner, on_primary = params
+ bdev_s, owner, on_primary, idx = params
bdev = objects.Disk.FromDict(bdev_s)
if bdev is None:
raise ValueError("can't unserialize data!")
- return backend.BlockdevAssemble(bdev, owner, on_primary)
+ return backend.BlockdevAssemble(bdev, owner, on_primary, idx)
@staticmethod
def perspective_blockdev_shutdown(params):
"""
disks = [objects.Disk.FromDict(dsk_s)
- for dsk_s in params]
+ for dsk_s in params[0]]
return [status.ToDict()
for status in backend.BlockdevGetmirrorstatus(disks)]
"""
cfbd = objects.Disk.FromDict(params[0])
amount = params[1]
- return backend.BlockdevGrow(cfbd, amount)
+ dryrun = params[2]
+ return backend.BlockdevGrow(cfbd, amount, dryrun)
@staticmethod
def perspective_blockdev_close(params):
export = params[0]
return backend.RemoveExport(export)
+ # block device ---------------------
+ @staticmethod
+ def perspective_bdev_sizes(params):
+ """Query the list of block devices
+
+ """
+ devices = params[0]
+ return backend.GetBlockDevSizes(devices)
+
# volume --------------------------
@staticmethod
"""Start an instance.
"""
- instance = objects.Instance.FromDict(params[0])
- return backend.StartInstance(instance)
+ (instance_name, startup_paused) = params
+ instance = objects.Instance.FromDict(instance_name)
+ return backend.StartInstance(instance, startup_paused)
@staticmethod
def perspective_migration_info(params):
return backend.AcceptInstance(instance, info, target)
@staticmethod
- def perspective_finalize_migration(params):
- """Finalize the instance migration.
+ def perspective_instance_finalize_migration_dst(params):
+ """Finalize the instance migration on the destination node.
"""
instance, info, success = params
instance = objects.Instance.FromDict(instance)
- return backend.FinalizeMigration(instance, info, success)
+ return backend.FinalizeMigrationDst(instance, info, success)
@staticmethod
def perspective_instance_migrate(params):
return backend.MigrateInstance(instance, target, live)
@staticmethod
+ def perspective_instance_finalize_migration_src(params):
+ """Finalize the instance migration on the source node.
+
+ """
+ instance, success, live = params
+ instance = objects.Instance.FromDict(instance)
+ return backend.FinalizeMigrationSource(instance, success, live)
+
+ @staticmethod
+ def perspective_instance_get_migration_status(params):
+ """Reports migration status.
+
+ """
+ instance = objects.Instance.FromDict(params[0])
+ return backend.GetMigrationStatus(instance).ToDict()
+
+ @staticmethod
def perspective_instance_reboot(params):
"""Reboot an instance.
# node --------------------------
@staticmethod
- def perspective_node_tcp_ping(params):
- """Do a TcpPing on the remote node.
-
- """
- return netutils.TcpPing(params[1], params[2], timeout=params[3],
- live_port_needed=params[4], source=params[0])
-
- @staticmethod
def perspective_node_has_ip_address(params):
"""Checks if a node has the given ip address.
return backend.VerifyNode(params[0], params[1])
@staticmethod
- def perspective_node_start_master(params):
- """Promote this node to master status.
+ def perspective_node_start_master_daemons(params):
+ """Start the master daemons on this node.
+
+ """
+ return backend.StartMasterDaemons(params[0])
+
+ @staticmethod
+ def perspective_node_activate_master_ip(params):
+ """Activate the master IP on this node.
+
+ """
+ master_params = objects.MasterNetworkParameters.FromDict(params[0])
+ return backend.ActivateMasterIp(master_params, params[1])
+
+ @staticmethod
+ def perspective_node_deactivate_master_ip(params):
+ """Deactivate the master IP on this node.
"""
- return backend.StartMaster(params[0], params[1])
+ master_params = objects.MasterNetworkParameters.FromDict(params[0])
+ return backend.DeactivateMasterIp(master_params, params[1])
@staticmethod
def perspective_node_stop_master(params):
- """Demote this node from master status.
+ """Stops master daemons on this node.
"""
- return backend.StopMaster(params[0])
+ return backend.StopMasterDaemons()
+
+ @staticmethod
+ def perspective_node_change_master_netmask(params):
+ """Change the master IP netmask.
+
+ """
+ return backend.ChangeMasterNetmask(params[0], params[1], params[2],
+ params[3])
@staticmethod
def perspective_node_leave_cluster(params):
"""
return backend.DemoteFromMC()
-
@staticmethod
def perspective_node_powercycle(params):
"""Tries to powercycle the nod.
hypervisor_type = params[0]
return backend.PowercycleNode(hypervisor_type)
-
# cluster --------------------------
@staticmethod
files are accepted.
"""
- return backend.UploadFile(*params)
+ return backend.UploadFile(*(params[0]))
@staticmethod
def perspective_master_info(params):
"""
# TODO: What if a file fails to rename?
- return [backend.JobQueueRename(old, new) for old, new in params]
+ return [backend.JobQueueRename(old, new) for old, new in params[0]]
# hypervisor ---------------
"""Starts an import daemon.
"""
- (opts_s, instance, dest, dest_args) = params
+ (opts_s, instance, component, (dest, dest_args)) = params
opts = objects.ImportExportOptions.FromDict(opts_s)
return backend.StartImportExportDaemon(constants.IEM_IMPORT, opts,
None, None,
objects.Instance.FromDict(instance),
- dest,
+ component, dest,
_DecodeImportExportIO(dest,
dest_args))
"""Starts an export daemon.
"""
- (opts_s, host, port, instance, source, source_args) = params
+ (opts_s, host, port, instance, component, (source, source_args)) = params
opts = objects.ImportExportOptions.FromDict(opts_s)
return backend.StartImportExportDaemon(constants.IEM_EXPORT, opts,
host, port,
objects.Instance.FromDict(instance),
- source,
+ component, source,
_DecodeImportExportIO(source,
source_args))
print >> sys.stderr, ("Usage: %s [-f] [-d] [-p port] [-b ADDRESS]" %
sys.argv[0])
sys.exit(constants.EXIT_FAILURE)
+ try:
+ codecs.lookup("string-escape")
+ except LookupError:
+ print >> sys.stderr, ("Can't load the string-escape code which is part"
+ " of the Python installation. Is your installation"
+ " complete/correct? Aborting.")
+ sys.exit(constants.EXIT_FAILURE)
def PrepNoded(options, _):
return (mainloop, server)
-def ExecNoded(options, args, prep_data): # pylint: disable-msg=W0613
+def ExecNoded(options, args, prep_data): # pylint: disable=W0613
"""Main node daemon function, executed with the PID file held.
"""
projects / ganeti-local / blobdiff