#
#
-# 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
"""Cluster related commands"""
-# pylint: disable-msg=W0401,W0613,W0614,C0103
+# pylint: disable=W0401,W0613,W0614,C0103
# W0401: Wildcard import ganeti.cli
# W0613: Unused argument, since all functions follow the same API
# W0614: Unused import %s from wildcard import (since we need cli)
import os.path
import time
import OpenSSL
+import itertools
from ganeti.cli import *
from ganeti import opcodes
from ganeti import objects
from ganeti import uidpool
from ganeti import compat
+from ganeti import netutils
+
+
+ON_OPT = cli_option("--on", default=False,
+ action="store_true", dest="on",
+ help="Recover from an EPO")
+
+GROUPS_OPT = cli_option("--groups", default=False,
+ action="store_true", dest="groups",
+ help="Arguments are node groups instead of nodes")
+
+_EPO_PING_INTERVAL = 30 # 30 seconds between pings
+_EPO_PING_TIMEOUT = 1 # 1 second
+_EPO_REACHABLE_TIMEOUT = 15 * 60 # 15 minutes
@UsesRPC
ToStderr("Invalid primary ip version value: %s" % str(err))
return 1
+ master_netmask = opts.master_netmask
+ try:
+ if master_netmask is not None:
+ master_netmask = int(master_netmask)
+ except (ValueError, TypeError), err:
+ ToStderr("Invalid master netmask value: %s" % str(err))
+ return 1
+
bootstrap.InitCluster(cluster_name=args[0],
secondary_ip=opts.secondary_ip,
vg_name=vg_name,
mac_prefix=opts.mac_prefix,
+ master_netmask=master_netmask,
master_netdev=master_netdev,
file_storage_dir=opts.file_storage_dir,
+ shared_file_storage_dir=opts.shared_file_storage_dir,
enabled_hypervisors=hvlist,
hvparams=hvparams,
beparams=beparams,
return 0
+def ActivateMasterIp(opts, args):
+ """Activates the master IP.
+
+ """
+ op = opcodes.OpClusterActivateMasterIp()
+ SubmitOpCode(op)
+ return 0
+
+
+def DeactivateMasterIp(opts, args):
+ """Deactivates the master IP.
+
+ """
+ if not opts.confirm:
+ usertext = ("This will disable the master IP. All the open connections to"
+ " the master IP will be closed. To reach the master you will"
+ " need to use its node IP."
+ " Continue?")
+ if not AskUser(usertext):
+ return 1
+
+ op = opcodes.OpClusterDeactivateMasterIp()
+ SubmitOpCode(op)
+ return 0
+
+
def RedistributeConfig(opts, args):
"""Forces push of the cluster configuration.
ToStdout("OS parameters:")
_PrintGroupedParams(result["osparams"])
+ ToStdout("Hidden OSes: %s", utils.CommaJoin(result["hidden_os"]))
+ ToStdout("Blacklisted OSes: %s", utils.CommaJoin(result["blacklisted_os"]))
+
ToStdout("Cluster parameters:")
ToStdout(" - candidate pool size: %s",
compat.TryToRoman(result["candidate_pool_size"],
convert=opts.roman_integers))
ToStdout(" - master netdev: %s", result["master_netdev"])
+ ToStdout(" - master netmask: %s", result["master_netmask"])
ToStdout(" - lvm volume group: %s", result["volume_group_name"])
if result["reserved_lvs"]:
reserved_lvs = utils.CommaJoin(result["reserved_lvs"])
ToStdout(" - lvm reserved volumes: %s", reserved_lvs)
ToStdout(" - drbd usermode helper: %s", result["drbd_usermode_helper"])
ToStdout(" - file storage path: %s", result["file_storage_dir"])
+ ToStdout(" - shared file storage path: %s",
+ result["shared_file_storage_dir"])
ToStdout(" - maintenance of node health: %s",
result["maintain_node_health"])
ToStdout(" - uid pool: %s",
ToStdout(" - default instance allocator: %s", result["default_iallocator"])
ToStdout(" - primary ip version: %d", result["primary_ip_version"])
ToStdout(" - preallocation wipe disks: %s", result["prealloc_wipe_disks"])
+ ToStdout(" - OS search path: %s", utils.CommaJoin(constants.OS_SEARCH_PATH))
ToStdout("Default node parameters:")
_PrintGroupedParams(result["ndparams"], roman=opts.roman_integers)
cluster_name = cl.QueryConfigValues(["cluster_name"])[0]
results = GetOnlineNodes(nodes=opts.nodes, cl=cl, filter_master=True,
- secondary_ips=opts.use_replication_network)
+ secondary_ips=opts.use_replication_network,
+ nodegroup=opts.nodegroup)
srun = ssh.SshRunner(cluster_name=cluster_name)
for node in results:
command = " ".join(args)
- nodes = GetOnlineNodes(nodes=opts.nodes, cl=cl)
+ nodes = GetOnlineNodes(nodes=opts.nodes, cl=cl, nodegroup=opts.nodegroup)
cluster_name, master_node = cl.QueryConfigValues(["cluster_name",
"master_node"])
"""
skip_checks = []
+
if opts.skip_nplusone_mem:
skip_checks.append(constants.VERIFY_NPLUSONE_MEM)
- op = opcodes.OpClusterVerify(skip_checks=skip_checks,
- verbose=opts.verbose,
+
+ cl = GetClient()
+
+ op = opcodes.OpClusterVerify(verbose=opts.verbose,
error_codes=opts.error_codes,
- debug_simulate_errors=opts.simulate_errors)
- if SubmitOpCode(op, opts=opts):
- return 0
+ debug_simulate_errors=opts.simulate_errors,
+ skip_checks=skip_checks,
+ ignore_errors=opts.ignore_errors,
+ group_name=opts.nodegroup)
+ result = SubmitOpCode(op, cl=cl, opts=opts)
+
+ # Keep track of submitted jobs
+ jex = JobExecutor(cl=cl, opts=opts)
+
+ for (status, job_id) in result[constants.JOB_IDS_KEY]:
+ jex.AddJobId(None, status, job_id)
+
+ results = jex.GetResults()
+
+ (bad_jobs, bad_results) = \
+ map(len,
+ # Convert iterators to lists
+ map(list,
+ # Count errors
+ map(compat.partial(itertools.ifilterfalse, bool),
+ # Convert result to booleans in a tuple
+ zip(*((job_success, len(op_results) == 1 and op_results[0])
+ for (job_success, op_results) in results)))))
+
+ if bad_jobs == 0 and bad_results == 0:
+ rcode = constants.EXIT_SUCCESS
else:
- return 1
+ rcode = constants.EXIT_FAILURE
+ if bad_jobs > 0:
+ ToStdout("%s job(s) failed while verifying the cluster.", bad_jobs)
+
+ return rcode
def VerifyDisks(opts, args):
cl = GetClient()
op = opcodes.OpClusterVerifyDisks()
- result = SubmitOpCode(op, opts=opts, cl=cl)
- if not isinstance(result, (list, tuple)) or len(result) != 3:
- raise errors.ProgrammerError("Unknown result type for OpClusterVerifyDisks")
- bad_nodes, instances, missing = result
+ result = SubmitOpCode(op, cl=cl, opts=opts)
+
+ # Keep track of submitted jobs
+ jex = JobExecutor(cl=cl, opts=opts)
+
+ for (status, job_id) in result[constants.JOB_IDS_KEY]:
+ jex.AddJobId(None, status, job_id)
retcode = constants.EXIT_SUCCESS
- if bad_nodes:
+ for (status, result) in jex.GetResults():
+ if not status:
+ ToStdout("Job failed: %s", result)
+ continue
+
+ ((bad_nodes, instances, missing), ) = result
+
for node, text in bad_nodes.items():
ToStdout("Error gathering data on node %s: %s",
node, utils.SafeEncode(text[-400:]))
- retcode |= 1
+ retcode = constants.EXIT_FAILURE
ToStdout("You need to fix these nodes first before fixing instances")
- if instances:
for iname in instances:
if iname in missing:
continue
retcode |= nret
ToStderr("Error activating disks for instance %s: %s", iname, msg)
- if missing:
- (vg_name, ) = cl.QueryConfigValues(["volume_group_name"])
-
- for iname, ival in missing.iteritems():
- all_missing = compat.all(x[0] in bad_nodes for x in ival)
- if all_missing:
- ToStdout("Instance %s cannot be verified as it lives on"
- " broken nodes", iname)
- else:
- ToStdout("Instance %s has missing logical volumes:", iname)
- ival.sort()
- for node, vol in ival:
- if node in bad_nodes:
- ToStdout("\tbroken node %s /dev/%s/%s", node, vg_name, vol)
- else:
- ToStdout("\t%s /dev/%s/%s", node, vg_name, vol)
-
- ToStdout("You need to run replace_disks for all the above"
- " instances, if this message persist after fixing nodes.")
- retcode |= 1
+ if missing:
+ for iname, ival in missing.iteritems():
+ all_missing = compat.all(x[0] in bad_nodes for x in ival)
+ if all_missing:
+ ToStdout("Instance %s cannot be verified as it lives on"
+ " broken nodes", iname)
+ else:
+ ToStdout("Instance %s has missing logical volumes:", iname)
+ ival.sort()
+ for node, vol in ival:
+ if node in bad_nodes:
+ ToStdout("\tbroken node %s /dev/%s", node, vol)
+ else:
+ ToStdout("\t%s /dev/%s", node, vol)
+
+ ToStdout("You need to replace or recreate disks for all the above"
+ " instances if this message persists after fixing broken nodes.")
+ retcode = constants.EXIT_FAILURE
return retcode
cl = GetClient()
cl.QueryClusterInfo()
return 0
- except Exception: # pylint: disable-msg=W0703
+ except Exception: # pylint: disable=W0703
return 1
ToStdout("%s %s", path, tag)
-def _RenewCrypto(new_cluster_cert, new_rapi_cert, rapi_cert_filename,
- new_confd_hmac_key, new_cds, cds_filename,
- force):
+def _ReadAndVerifyCert(cert_filename, verify_private_key=False):
+ """Reads and verifies an X509 certificate.
+
+ @type cert_filename: string
+ @param cert_filename: the path of the file containing the certificate to
+ verify encoded in PEM format
+ @type verify_private_key: bool
+ @param verify_private_key: whether to verify the private key in addition to
+ the public certificate
+ @rtype: string
+ @return: a string containing the PEM-encoded certificate.
+
+ """
+ try:
+ pem = utils.ReadFile(cert_filename)
+ except IOError, err:
+ raise errors.X509CertError(cert_filename,
+ "Unable to read certificate: %s" % str(err))
+
+ try:
+ OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM, pem)
+ except Exception, err:
+ raise errors.X509CertError(cert_filename,
+ "Unable to load certificate: %s" % str(err))
+
+ if verify_private_key:
+ try:
+ OpenSSL.crypto.load_privatekey(OpenSSL.crypto.FILETYPE_PEM, pem)
+ except Exception, err:
+ raise errors.X509CertError(cert_filename,
+ "Unable to load private key: %s" % str(err))
+
+ return pem
+
+
+def _RenewCrypto(new_cluster_cert, new_rapi_cert, #pylint: disable=R0911
+ rapi_cert_filename, new_spice_cert, spice_cert_filename,
+ spice_cacert_filename, new_confd_hmac_key, new_cds,
+ cds_filename, force):
"""Renews cluster certificates, keys and secrets.
@type new_cluster_cert: bool
@param new_rapi_cert: Whether to generate a new RAPI certificate
@type rapi_cert_filename: string
@param rapi_cert_filename: Path to file containing new RAPI certificate
+ @type new_spice_cert: bool
+ @param new_spice_cert: Whether to generate a new SPICE certificate
+ @type spice_cert_filename: string
+ @param spice_cert_filename: Path to file containing new SPICE certificate
+ @type spice_cacert_filename: string
+ @param spice_cacert_filename: Path to file containing the certificate of the
+ CA that signed the SPICE certificate
@type new_confd_hmac_key: bool
@param new_confd_hmac_key: Whether to generate a new HMAC key
@type new_cds: bool
"""
if new_rapi_cert and rapi_cert_filename:
- ToStderr("Only one of the --new-rapi-certficate and --rapi-certificate"
+ ToStderr("Only one of the --new-rapi-certificate and --rapi-certificate"
" options can be specified at the same time.")
return 1
" the same time.")
return 1
- if rapi_cert_filename:
- # Read and verify new certificate
- try:
- rapi_cert_pem = utils.ReadFile(rapi_cert_filename)
-
- OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM,
- rapi_cert_pem)
- except Exception, err: # pylint: disable-msg=W0703
- ToStderr("Can't load new RAPI certificate from %s: %s" %
- (rapi_cert_filename, str(err)))
- return 1
+ if new_spice_cert and (spice_cert_filename or spice_cacert_filename):
+ ToStderr("When using --new-spice-certificate, the --spice-certificate"
+ " and --spice-ca-certificate must not be used.")
+ return 1
- try:
- OpenSSL.crypto.load_privatekey(OpenSSL.crypto.FILETYPE_PEM, rapi_cert_pem)
- except Exception, err: # pylint: disable-msg=W0703
- ToStderr("Can't load new RAPI private key from %s: %s" %
- (rapi_cert_filename, str(err)))
- return 1
+ if bool(spice_cacert_filename) ^ bool(spice_cert_filename):
+ ToStderr("Both --spice-certificate and --spice-ca-certificate must be"
+ " specified.")
+ return 1
- else:
- rapi_cert_pem = None
+ rapi_cert_pem, spice_cert_pem, spice_cacert_pem = (None, None, None)
+ try:
+ if rapi_cert_filename:
+ rapi_cert_pem = _ReadAndVerifyCert(rapi_cert_filename, True)
+ if spice_cert_filename:
+ spice_cert_pem = _ReadAndVerifyCert(spice_cert_filename, True)
+ spice_cacert_pem = _ReadAndVerifyCert(spice_cacert_filename)
+ except errors.X509CertError, err:
+ ToStderr("Unable to load X509 certificate from %s: %s", err[0], err[1])
+ return 1
if cds_filename:
try:
cds = utils.ReadFile(cds_filename)
- except Exception, err: # pylint: disable-msg=W0703
+ except Exception, err: # pylint: disable=W0703
ToStderr("Can't load new cluster domain secret from %s: %s" %
(cds_filename, str(err)))
return 1
def _RenewCryptoInner(ctx):
ctx.feedback_fn("Updating certificates and keys")
- bootstrap.GenerateClusterCrypto(new_cluster_cert, new_rapi_cert,
+ bootstrap.GenerateClusterCrypto(new_cluster_cert,
+ new_rapi_cert,
+ new_spice_cert,
new_confd_hmac_key,
new_cds,
rapi_cert_pem=rapi_cert_pem,
+ spice_cert_pem=spice_cert_pem,
+ spice_cacert_pem=spice_cacert_pem,
cds=cds)
files_to_copy = []
if new_rapi_cert or rapi_cert_pem:
files_to_copy.append(constants.RAPI_CERT_FILE)
+ if new_spice_cert or spice_cert_pem:
+ files_to_copy.append(constants.SPICE_CERT_FILE)
+ files_to_copy.append(constants.SPICE_CACERT_FILE)
+
if new_confd_hmac_key:
files_to_copy.append(constants.CONFD_HMAC_KEY)
return _RenewCrypto(opts.new_cluster_cert,
opts.new_rapi_cert,
opts.rapi_cert,
+ opts.new_spice_cert,
+ opts.spice_cert,
+ opts.spice_cacert,
opts.new_confd_hmac_key,
opts.new_cluster_domain_secret,
opts.cluster_domain_secret,
opts.default_iallocator is not None or
opts.reserved_lvs is not None or
opts.master_netdev is not None or
+ opts.master_netmask is not None or
opts.prealloc_wipe_disks is not None):
ToStderr("Please give at least one of the parameters.")
return 1
else:
opts.reserved_lvs = utils.UnescapeAndSplit(opts.reserved_lvs, sep=",")
+ if opts.master_netmask is not None:
+ try:
+ opts.master_netmask = int(opts.master_netmask)
+ except ValueError:
+ ToStderr("The --master-netmask option expects an int parameter.")
+ return 1
+
op = opcodes.OpClusterSetParams(vg_name=vg_name,
drbd_helper=drbd_helper,
enabled_hypervisors=hvlist,
default_iallocator=opts.default_iallocator,
prealloc_wipe_disks=opts.prealloc_wipe_disks,
master_netdev=opts.master_netdev,
+ master_netmask=opts.master_netmask,
reserved_lvs=opts.reserved_lvs)
SubmitOpCode(op, opts=opts)
return 0
return 0
+def _OobPower(opts, node_list, power):
+ """Puts the node in the list to desired power state.
+
+ @param opts: The command line options selected by the user
+ @param node_list: The list of nodes to operate on
+ @param power: True if they should be powered on, False otherwise
+ @return: The success of the operation (none failed)
+
+ """
+ if power:
+ command = constants.OOB_POWER_ON
+ else:
+ command = constants.OOB_POWER_OFF
+
+ op = opcodes.OpOobCommand(node_names=node_list,
+ command=command,
+ ignore_status=True,
+ timeout=opts.oob_timeout,
+ power_delay=opts.power_delay)
+ result = SubmitOpCode(op, opts=opts)
+ errs = 0
+ for node_result in result:
+ (node_tuple, data_tuple) = node_result
+ (_, node_name) = node_tuple
+ (data_status, _) = data_tuple
+ if data_status != constants.RS_NORMAL:
+ assert data_status != constants.RS_UNAVAIL
+ errs += 1
+ ToStderr("There was a problem changing power for %s, please investigate",
+ node_name)
+
+ if errs > 0:
+ return False
+
+ return True
+
+
+def _InstanceStart(opts, inst_list, start):
+ """Puts the instances in the list to desired state.
+
+ @param opts: The command line options selected by the user
+ @param inst_list: The list of instances to operate on
+ @param start: True if they should be started, False for shutdown
+ @return: The success of the operation (none failed)
+
+ """
+ if start:
+ opcls = opcodes.OpInstanceStartup
+ text_submit, text_success, text_failed = ("startup", "started", "starting")
+ else:
+ opcls = compat.partial(opcodes.OpInstanceShutdown,
+ timeout=opts.shutdown_timeout)
+ text_submit, text_success, text_failed = ("shutdown", "stopped", "stopping")
+
+ jex = JobExecutor(opts=opts)
+
+ for inst in inst_list:
+ ToStdout("Submit %s of instance %s", text_submit, inst)
+ op = opcls(instance_name=inst)
+ jex.QueueJob(inst, op)
+
+ results = jex.GetResults()
+ bad_cnt = len([1 for (success, _) in results if not success])
+
+ if bad_cnt == 0:
+ ToStdout("All instances have been %s successfully", text_success)
+ else:
+ ToStderr("There were errors while %s instances:\n"
+ "%d error(s) out of %d instance(s)", text_failed, bad_cnt,
+ len(results))
+ return False
+
+ return True
+
+
+class _RunWhenNodesReachableHelper:
+ """Helper class to make shared internal state sharing easier.
+
+ @ivar success: Indicates if all action_cb calls were successful
+
+ """
+ def __init__(self, node_list, action_cb, node2ip, port, feedback_fn,
+ _ping_fn=netutils.TcpPing, _sleep_fn=time.sleep):
+ """Init the object.
+
+ @param node_list: The list of nodes to be reachable
+ @param action_cb: Callback called when a new host is reachable
+ @type node2ip: dict
+ @param node2ip: Node to ip mapping
+ @param port: The port to use for the TCP ping
+ @param feedback_fn: The function used for feedback
+ @param _ping_fn: Function to check reachabilty (for unittest use only)
+ @param _sleep_fn: Function to sleep (for unittest use only)
+
+ """
+ self.down = set(node_list)
+ self.up = set()
+ self.node2ip = node2ip
+ self.success = True
+ self.action_cb = action_cb
+ self.port = port
+ self.feedback_fn = feedback_fn
+ self._ping_fn = _ping_fn
+ self._sleep_fn = _sleep_fn
+
+ def __call__(self):
+ """When called we run action_cb.
+
+ @raises utils.RetryAgain: When there are still down nodes
+
+ """
+ if not self.action_cb(self.up):
+ self.success = False
+
+ if self.down:
+ raise utils.RetryAgain()
+ else:
+ return self.success
+
+ def Wait(self, secs):
+ """Checks if a host is up or waits remaining seconds.
+
+ @param secs: The secs remaining
+
+ """
+ start = time.time()
+ for node in self.down:
+ if self._ping_fn(self.node2ip[node], self.port, timeout=_EPO_PING_TIMEOUT,
+ live_port_needed=True):
+ self.feedback_fn("Node %s became available" % node)
+ self.up.add(node)
+ self.down -= self.up
+ # If we have a node available there is the possibility to run the
+ # action callback successfully, therefore we don't wait and return
+ return
+
+ self._sleep_fn(max(0.0, start + secs - time.time()))
+
+
+def _RunWhenNodesReachable(node_list, action_cb, interval):
+ """Run action_cb when nodes become reachable.
+
+ @param node_list: The list of nodes to be reachable
+ @param action_cb: Callback called when a new host is reachable
+ @param interval: The earliest time to retry
+
+ """
+ client = GetClient()
+ cluster_info = client.QueryClusterInfo()
+ if cluster_info["primary_ip_version"] == constants.IP4_VERSION:
+ family = netutils.IPAddress.family
+ else:
+ family = netutils.IP6Address.family
+
+ node2ip = dict((node, netutils.GetHostname(node, family=family).ip)
+ for node in node_list)
+
+ port = netutils.GetDaemonPort(constants.NODED)
+ helper = _RunWhenNodesReachableHelper(node_list, action_cb, node2ip, port,
+ ToStdout)
+
+ try:
+ return utils.Retry(helper, interval, _EPO_REACHABLE_TIMEOUT,
+ wait_fn=helper.Wait)
+ except utils.RetryTimeout:
+ ToStderr("Time exceeded while waiting for nodes to become reachable"
+ " again:\n - %s", " - ".join(helper.down))
+ return False
+
+
+def _MaybeInstanceStartup(opts, inst_map, nodes_online,
+ _instance_start_fn=_InstanceStart):
+ """Start the instances conditional based on node_states.
+
+ @param opts: The command line options selected by the user
+ @param inst_map: A dict of inst -> nodes mapping
+ @param nodes_online: A list of nodes online
+ @param _instance_start_fn: Callback to start instances (unittest use only)
+ @return: Success of the operation on all instances
+
+ """
+ start_inst_list = []
+ for (inst, nodes) in inst_map.items():
+ if not (nodes - nodes_online):
+ # All nodes the instance lives on are back online
+ start_inst_list.append(inst)
+
+ for inst in start_inst_list:
+ del inst_map[inst]
+
+ if start_inst_list:
+ return _instance_start_fn(opts, start_inst_list, True)
+
+ return True
+
+
+def _EpoOn(opts, full_node_list, node_list, inst_map):
+ """Does the actual power on.
+
+ @param opts: The command line options selected by the user
+ @param full_node_list: All nodes to operate on (includes nodes not supporting
+ OOB)
+ @param node_list: The list of nodes to operate on (all need to support OOB)
+ @param inst_map: A dict of inst -> nodes mapping
+ @return: The desired exit status
+
+ """
+ if node_list and not _OobPower(opts, node_list, False):
+ ToStderr("Not all nodes seem to get back up, investigate and start"
+ " manually if needed")
+
+ # Wait for the nodes to be back up
+ action_cb = compat.partial(_MaybeInstanceStartup, opts, dict(inst_map))
+
+ ToStdout("Waiting until all nodes are available again")
+ if not _RunWhenNodesReachable(full_node_list, action_cb, _EPO_PING_INTERVAL):
+ ToStderr("Please investigate and start stopped instances manually")
+ return constants.EXIT_FAILURE
+
+ return constants.EXIT_SUCCESS
+
+
+def _EpoOff(opts, node_list, inst_map):
+ """Does the actual power off.
+
+ @param opts: The command line options selected by the user
+ @param node_list: The list of nodes to operate on (all need to support OOB)
+ @param inst_map: A dict of inst -> nodes mapping
+ @return: The desired exit status
+
+ """
+ if not _InstanceStart(opts, inst_map.keys(), False):
+ ToStderr("Please investigate and stop instances manually before continuing")
+ return constants.EXIT_FAILURE
+
+ if not node_list:
+ return constants.EXIT_SUCCESS
+
+ if _OobPower(opts, node_list, False):
+ return constants.EXIT_SUCCESS
+ else:
+ return constants.EXIT_FAILURE
+
+
+def Epo(opts, args):
+ """EPO operations.
+
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should contain only one element, the subcommand
+ @rtype: int
+ @return: the desired exit code
+
+ """
+ if opts.groups and opts.show_all:
+ ToStderr("Only one of --groups or --all are allowed")
+ return constants.EXIT_FAILURE
+ elif args and opts.show_all:
+ ToStderr("Arguments in combination with --all are not allowed")
+ return constants.EXIT_FAILURE
+
+ client = GetClient()
+
+ if opts.groups:
+ node_query_list = itertools.chain(*client.QueryGroups(names=args,
+ fields=["node_list"],
+ use_locking=False))
+ else:
+ node_query_list = args
+
+ result = client.QueryNodes(names=node_query_list,
+ fields=["name", "master", "pinst_list",
+ "sinst_list", "powered", "offline"],
+ use_locking=False)
+ node_list = []
+ inst_map = {}
+ for (idx, (node, master, pinsts, sinsts, powered,
+ offline)) in enumerate(result):
+ # Normalize the node_query_list as well
+ if not opts.show_all:
+ node_query_list[idx] = node
+ if not offline:
+ for inst in (pinsts + sinsts):
+ if inst in inst_map:
+ if not master:
+ inst_map[inst].add(node)
+ elif master:
+ inst_map[inst] = set()
+ else:
+ inst_map[inst] = set([node])
+
+ if master and opts.on:
+ # We ignore the master for turning on the machines, in fact we are
+ # already operating on the master at this point :)
+ continue
+ elif master and not opts.show_all:
+ ToStderr("%s is the master node, please do a master-failover to another"
+ " node not affected by the EPO or use --all if you intend to"
+ " shutdown the whole cluster", node)
+ return constants.EXIT_FAILURE
+ elif powered is None:
+ ToStdout("Node %s does not support out-of-band handling, it can not be"
+ " handled in a fully automated manner", node)
+ elif powered == opts.on:
+ ToStdout("Node %s is already in desired power state, skipping", node)
+ elif not offline or (offline and powered):
+ node_list.append(node)
+
+ if not opts.force and not ConfirmOperation(node_query_list, "nodes", "epo"):
+ return constants.EXIT_FAILURE
+
+ if opts.on:
+ return _EpoOn(opts, node_query_list, node_list, inst_map)
+ else:
+ return _EpoOff(opts, node_list, inst_map)
+
+
commands = {
- 'init': (
+ "init": (
InitCluster, [ArgHost(min=1, max=1)],
[BACKEND_OPT, CP_SIZE_OPT, ENABLED_HV_OPT, GLOBAL_FILEDIR_OPT,
- HVLIST_OPT, MAC_PREFIX_OPT, MASTER_NETDEV_OPT, NIC_PARAMS_OPT,
- NOLVM_STORAGE_OPT, NOMODIFY_ETCHOSTS_OPT, NOMODIFY_SSH_SETUP_OPT,
- SECONDARY_IP_OPT, VG_NAME_OPT, MAINTAIN_NODE_HEALTH_OPT,
- UIDPOOL_OPT, DRBD_HELPER_OPT, NODRBD_STORAGE_OPT,
+ HVLIST_OPT, MAC_PREFIX_OPT, MASTER_NETDEV_OPT, MASTER_NETMASK_OPT,
+ NIC_PARAMS_OPT, NOLVM_STORAGE_OPT, NOMODIFY_ETCHOSTS_OPT,
+ NOMODIFY_SSH_SETUP_OPT, SECONDARY_IP_OPT, VG_NAME_OPT,
+ MAINTAIN_NODE_HEALTH_OPT, UIDPOOL_OPT, DRBD_HELPER_OPT, NODRBD_STORAGE_OPT,
DEFAULT_IALLOCATOR_OPT, PRIMARY_IP_VERSION_OPT, PREALLOC_WIPE_DISKS_OPT,
- NODE_PARAMS_OPT],
+ NODE_PARAMS_OPT, GLOBAL_SHARED_FILEDIR_OPT],
"[opts...] <cluster_name>", "Initialises a new cluster configuration"),
- 'destroy': (
+ "destroy": (
DestroyCluster, ARGS_NONE, [YES_DOIT_OPT],
"", "Destroy cluster"),
- 'rename': (
+ "rename": (
RenameCluster, [ArgHost(min=1, max=1)],
[FORCE_OPT, DRY_RUN_OPT],
"<new_name>",
"Renames the cluster"),
- 'redist-conf': (
+ "redist-conf": (
RedistributeConfig, ARGS_NONE, [SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
"", "Forces a push of the configuration file and ssconf files"
" to the nodes in the cluster"),
- 'verify': (
+ "verify": (
VerifyCluster, ARGS_NONE,
[VERBOSE_OPT, DEBUG_SIMERR_OPT, ERROR_CODES_OPT, NONPLUS1_OPT,
- DRY_RUN_OPT, PRIORITY_OPT],
+ DRY_RUN_OPT, PRIORITY_OPT, NODEGROUP_OPT, IGNORE_ERRORS_OPT],
"", "Does a check on the cluster configuration"),
- 'verify-disks': (
+ "verify-disks": (
VerifyDisks, ARGS_NONE, [PRIORITY_OPT],
"", "Does a check on the cluster disk status"),
- 'repair-disk-sizes': (
+ "repair-disk-sizes": (
RepairDiskSizes, ARGS_MANY_INSTANCES, [DRY_RUN_OPT, PRIORITY_OPT],
"", "Updates mismatches in recorded disk sizes"),
- 'master-failover': (
+ "master-failover": (
MasterFailover, ARGS_NONE, [NOVOTING_OPT],
"", "Makes the current node the master"),
- 'master-ping': (
+ "master-ping": (
MasterPing, ARGS_NONE, [],
"", "Checks if the master is alive"),
- 'version': (
+ "version": (
ShowClusterVersion, ARGS_NONE, [],
"", "Shows the cluster version"),
- 'getmaster': (
+ "getmaster": (
ShowClusterMaster, ARGS_NONE, [],
"", "Shows the cluster master"),
- 'copyfile': (
+ "copyfile": (
ClusterCopyFile, [ArgFile(min=1, max=1)],
- [NODE_LIST_OPT, USE_REPL_NET_OPT],
+ [NODE_LIST_OPT, USE_REPL_NET_OPT, NODEGROUP_OPT],
"[-n node...] <filename>", "Copies a file to all (or only some) nodes"),
- 'command': (
+ "command": (
RunClusterCommand, [ArgCommand(min=1)],
- [NODE_LIST_OPT],
+ [NODE_LIST_OPT, NODEGROUP_OPT],
"[-n node...] <command>", "Runs a command on all (or only some) nodes"),
- 'info': (
+ "info": (
ShowClusterConfig, ARGS_NONE, [ROMAN_OPT],
"[--roman]", "Show cluster configuration"),
- 'list-tags': (
+ "list-tags": (
ListTags, ARGS_NONE, [], "", "List the tags of the cluster"),
- 'add-tags': (
+ "add-tags": (
AddTags, [ArgUnknown()], [TAG_SRC_OPT, PRIORITY_OPT],
"tag...", "Add tags to the cluster"),
- 'remove-tags': (
+ "remove-tags": (
RemoveTags, [ArgUnknown()], [TAG_SRC_OPT, PRIORITY_OPT],
"tag...", "Remove tags from the cluster"),
- 'search-tags': (
+ "search-tags": (
SearchTags, [ArgUnknown(min=1, max=1)], [PRIORITY_OPT], "",
"Searches the tags on all objects on"
" the cluster for a given pattern (regex)"),
- 'queue': (
+ "queue": (
QueueOps,
[ArgChoice(min=1, max=1, choices=["drain", "undrain", "info"])],
[], "drain|undrain|info", "Change queue properties"),
- 'watcher': (
+ "watcher": (
WatcherOps,
[ArgChoice(min=1, max=1, choices=["pause", "continue", "info"]),
ArgSuggest(min=0, max=1, choices=["30m", "1h", "4h"])],
[],
"{pause <timespec>|continue|info}", "Change watcher properties"),
- 'modify': (
+ "modify": (
SetClusterParams, ARGS_NONE,
[BACKEND_OPT, CP_SIZE_OPT, ENABLED_HV_OPT, HVLIST_OPT, MASTER_NETDEV_OPT,
- NIC_PARAMS_OPT, NOLVM_STORAGE_OPT, VG_NAME_OPT, MAINTAIN_NODE_HEALTH_OPT,
- UIDPOOL_OPT, ADD_UIDS_OPT, REMOVE_UIDS_OPT, DRBD_HELPER_OPT,
- NODRBD_STORAGE_OPT, DEFAULT_IALLOCATOR_OPT, RESERVED_LVS_OPT,
- DRY_RUN_OPT, PRIORITY_OPT, PREALLOC_WIPE_DISKS_OPT, NODE_PARAMS_OPT],
+ MASTER_NETMASK_OPT, NIC_PARAMS_OPT, NOLVM_STORAGE_OPT, VG_NAME_OPT,
+ MAINTAIN_NODE_HEALTH_OPT, UIDPOOL_OPT, ADD_UIDS_OPT, REMOVE_UIDS_OPT,
+ DRBD_HELPER_OPT, NODRBD_STORAGE_OPT, DEFAULT_IALLOCATOR_OPT,
+ RESERVED_LVS_OPT, DRY_RUN_OPT, PRIORITY_OPT, PREALLOC_WIPE_DISKS_OPT,
+ NODE_PARAMS_OPT],
"[opts...]",
"Alters the parameters of the cluster"),
"renew-crypto": (
RenewCrypto, ARGS_NONE,
[NEW_CLUSTER_CERT_OPT, NEW_RAPI_CERT_OPT, RAPI_CERT_OPT,
NEW_CONFD_HMAC_KEY_OPT, FORCE_OPT,
- NEW_CLUSTER_DOMAIN_SECRET_OPT, CLUSTER_DOMAIN_SECRET_OPT],
+ NEW_CLUSTER_DOMAIN_SECRET_OPT, CLUSTER_DOMAIN_SECRET_OPT,
+ NEW_SPICE_CERT_OPT, SPICE_CERT_OPT, SPICE_CACERT_OPT],
"[opts...]",
"Renews cluster certificates, keys and secrets"),
+ "epo": (
+ Epo, [ArgUnknown()],
+ [FORCE_OPT, ON_OPT, GROUPS_OPT, ALL_OPT, OOB_TIMEOUT_OPT,
+ SHUTDOWN_TIMEOUT_OPT, POWER_DELAY_OPT],
+ "[opts...] [args]",
+ "Performs an emergency power-off on given args"),
+ "activate-master-ip": (
+ ActivateMasterIp, ARGS_NONE, [], "", "Activates the master IP"),
+ "deactivate-master-ip": (
+ DeactivateMasterIp, ARGS_NONE, [CONFIRM_OPT], "",
+ "Deactivates the master IP"),
}
#: dictionary with aliases for commands
aliases = {
- 'masterfailover': 'master-failover',
+ "masterfailover": "master-failover",
}