#
#
-# Copyright (C) 2006, 2007 Google Inc.
+# Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 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
import os.path
import time
import logging
+import errno
+import itertools
+import shlex
from cStringIO import StringIO
from ganeti import utils
from ganeti import ssconf
from ganeti import rpc
from ganeti import ssh
+from ganeti import compat
+from ganeti import netutils
+from ganeti import qlang
from optparse import (OptionParser, TitledHelpFormatter,
Option, OptionValueError)
__all__ = [
# Command line options
+ "ADD_UIDS_OPT",
"ALLOCATABLE_OPT",
+ "ALLOC_POLICY_OPT",
"ALL_OPT",
+ "ALLOW_FAILOVER_OPT",
"AUTO_PROMOTE_OPT",
"AUTO_REPLACE_OPT",
"BACKEND_OPT",
+ "BLK_OS_OPT",
+ "CAPAB_MASTER_OPT",
+ "CAPAB_VM_OPT",
"CLEANUP_OPT",
+ "CLUSTER_DOMAIN_SECRET_OPT",
"CONFIRM_OPT",
"CP_SIZE_OPT",
"DEBUG_OPT",
"DEBUG_SIMERR_OPT",
"DISKIDX_OPT",
"DISK_OPT",
+ "DISK_PARAMS_OPT",
"DISK_TEMPLATE_OPT",
"DRAINED_OPT",
+ "DRY_RUN_OPT",
+ "DRBD_HELPER_OPT",
+ "DST_NODE_OPT",
"EARLY_RELEASE_OPT",
"ENABLED_HV_OPT",
"ERROR_CODES_OPT",
"FIELDS_OPT",
"FILESTORE_DIR_OPT",
"FILESTORE_DRIVER_OPT",
+ "FORCE_FILTER_OPT",
"FORCE_OPT",
"FORCE_VARIANT_OPT",
"GLOBAL_FILEDIR_OPT",
+ "HID_OS_OPT",
+ "GLOBAL_SHARED_FILEDIR_OPT",
"HVLIST_OPT",
"HVOPTS_OPT",
"HYPERVISOR_OPT",
"IALLOCATOR_OPT",
+ "DEFAULT_IALLOCATOR_OPT",
"IDENTIFY_DEFAULTS_OPT",
"IGNORE_CONSIST_OPT",
+ "IGNORE_ERRORS_OPT",
"IGNORE_FAILURES_OPT",
+ "IGNORE_OFFLINE_OPT",
+ "IGNORE_REMOVE_FAILURES_OPT",
"IGNORE_SECONDARIES_OPT",
"IGNORE_SIZE_OPT",
+ "INTERVAL_OPT",
"MAC_PREFIX_OPT",
"MAINTAIN_NODE_HEALTH_OPT",
"MASTER_NETDEV_OPT",
+ "MASTER_NETMASK_OPT",
"MC_OPT",
+ "MIGRATION_MODE_OPT",
"NET_OPT",
"NEW_CLUSTER_CERT_OPT",
+ "NEW_CLUSTER_DOMAIN_SECRET_OPT",
"NEW_CONFD_HMAC_KEY_OPT",
"NEW_RAPI_CERT_OPT",
"NEW_SECONDARY_OPT",
+ "NEW_SPICE_CERT_OPT",
"NIC_PARAMS_OPT",
+ "NODE_FORCE_JOIN_OPT",
"NODE_LIST_OPT",
"NODE_PLACEMENT_OPT",
+ "NODEGROUP_OPT",
+ "NODE_PARAMS_OPT",
+ "NODE_POWERED_OPT",
+ "NODRBD_STORAGE_OPT",
"NOHDR_OPT",
"NOIPCHECK_OPT",
"NO_INSTALL_OPT",
"NOSTART_OPT",
"NOSSH_KEYCHECK_OPT",
"NOVOTING_OPT",
+ "NO_REMEMBER_OPT",
"NWSYNC_OPT",
+ "OFFLINE_INST_OPT",
+ "ONLINE_INST_OPT",
"ON_PRIMARY_OPT",
"ON_SECONDARY_OPT",
"OFFLINE_OPT",
+ "OSPARAMS_OPT",
"OS_OPT",
"OS_SIZE_OPT",
+ "OOB_TIMEOUT_OPT",
+ "POWER_DELAY_OPT",
+ "PREALLOC_WIPE_DISKS_OPT",
+ "PRIMARY_IP_VERSION_OPT",
+ "PRIMARY_ONLY_OPT",
+ "PRIORITY_OPT",
"RAPI_CERT_OPT",
"READD_OPT",
"REBOOT_TYPE_OPT",
+ "REMOVE_INSTANCE_OPT",
+ "REMOVE_UIDS_OPT",
+ "RESERVED_LVS_OPT",
+ "RUNTIME_MEM_OPT",
+ "ROMAN_OPT",
"SECONDARY_IP_OPT",
+ "SECONDARY_ONLY_OPT",
"SELECT_OS_OPT",
"SEP_OPT",
"SHOWCMD_OPT",
"SHUTDOWN_TIMEOUT_OPT",
"SINGLE_NODE_OPT",
+ "SPECS_CPU_COUNT_OPT",
+ "SPECS_DISK_COUNT_OPT",
+ "SPECS_DISK_SIZE_OPT",
+ "SPECS_MEM_SIZE_OPT",
+ "SPECS_NIC_COUNT_OPT",
+ "IPOLICY_DISK_TEMPLATES",
+ "IPOLICY_VCPU_RATIO",
+ "SPICE_CACERT_OPT",
+ "SPICE_CERT_OPT",
"SRC_DIR_OPT",
"SRC_NODE_OPT",
"SUBMIT_OPT",
+ "STARTUP_PAUSED_OPT",
"STATIC_OPT",
"SYNC_OPT",
+ "TAG_ADD_OPT",
"TAG_SRC_OPT",
"TIMEOUT_OPT",
+ "TO_GROUP_OPT",
"UIDPOOL_OPT",
"USEUNITS_OPT",
+ "USE_EXTERNAL_MIP_SCRIPT",
"USE_REPL_NET_OPT",
"VERBOSE_OPT",
"VG_NAME_OPT",
"YES_DOIT_OPT",
+ "DISK_STATE_OPT",
+ "HV_STATE_OPT",
+ "IGNORE_IPOLICY_OPT",
+ "INSTANCE_POLICY_OPTS",
# Generic functions for CLI programs
+ "ConfirmOperation",
"GenericMain",
"GenericInstanceCreate",
+ "GenericList",
+ "GenericListFields",
"GetClient",
"GetOnlineNodes",
"JobExecutor",
# Formatting functions
"ToStderr", "ToStdout",
"FormatError",
+ "FormatQueryResult",
+ "FormatParameterDict",
"GenerateTable",
"AskUser",
"FormatTimestamp",
+ "FormatLogMessage",
# Tags functions
"ListTags",
"AddTags",
# command line options support infrastructure
"ARGS_MANY_INSTANCES",
"ARGS_MANY_NODES",
+ "ARGS_MANY_GROUPS",
"ARGS_NONE",
"ARGS_ONE_INSTANCE",
"ARGS_ONE_NODE",
+ "ARGS_ONE_GROUP",
"ARGS_ONE_OS",
"ArgChoice",
"ArgCommand",
"ArgFile",
+ "ArgGroup",
"ArgHost",
"ArgInstance",
"ArgJobId",
"OPT_COMPL_ONE_IALLOCATOR",
"OPT_COMPL_ONE_INSTANCE",
"OPT_COMPL_ONE_NODE",
+ "OPT_COMPL_ONE_NODEGROUP",
"OPT_COMPL_ONE_OS",
"cli_option",
"SplitNodeOption",
"CalculateOSNames",
+ "ParseFields",
+ "COMMON_CREATE_OPTS",
]
NO_PREFIX = "no_"
UN_PREFIX = "-"
+#: Priorities (sorted)
+_PRIORITY_NAMES = [
+ ("low", constants.OP_PRIO_LOW),
+ ("normal", constants.OP_PRIO_NORMAL),
+ ("high", constants.OP_PRIO_HIGH),
+ ]
+
+#: Priority dictionary for easier lookup
+# TODO: Replace this and _PRIORITY_NAMES with a single sorted dictionary once
+# we migrate to Python 2.6
+_PRIONAME_TO_VALUE = dict(_PRIORITY_NAMES)
+
+# Query result status for clients
+(QR_NORMAL,
+ QR_UNKNOWN,
+ QR_INCOMPLETE) = range(3)
+
+#: Maximum batch size for ChooseJob
+_CHOOSE_BATCH = 25
+
class _Argument:
- def __init__(self, min=0, max=None): # pylint: disable-msg=W0622
+ def __init__(self, min=0, max=None): # pylint: disable=W0622
self.min = min
self.max = max
Value can be any of the ones passed to the constructor.
"""
- # pylint: disable-msg=W0622
+ # pylint: disable=W0622
def __init__(self, min=0, max=None, choices=None):
_Argument.__init__(self, min=min, max=max)
self.choices = choices
"""
+
+class ArgGroup(_Argument):
+ """Node group argument.
+
+ """
+
+
class ArgJobId(_Argument):
"""Job ID argument.
ARGS_NONE = []
ARGS_MANY_INSTANCES = [ArgInstance()]
ARGS_MANY_NODES = [ArgNode()]
+ARGS_MANY_GROUPS = [ArgGroup()]
ARGS_ONE_INSTANCE = [ArgInstance(min=1, max=1)]
ARGS_ONE_NODE = [ArgNode(min=1, max=1)]
+# TODO
+ARGS_ONE_GROUP = [ArgGroup(min=1, max=1)]
ARGS_ONE_OS = [ArgOs(min=1, max=1)]
kind = opts.tag_type
if kind == constants.TAG_CLUSTER:
retval = kind, kind
- elif kind == constants.TAG_NODE or kind == constants.TAG_INSTANCE:
+ elif kind in (constants.TAG_NODEGROUP,
+ constants.TAG_NODE,
+ constants.TAG_INSTANCE):
if not args:
raise errors.OpPrereqError("no arguments passed to the command")
name = args.pop(0)
_ExtendTags(opts, args)
if not args:
raise errors.OpPrereqError("No tags to be added")
- op = opcodes.OpAddTags(kind=kind, name=name, tags=args)
- SubmitOpCode(op)
+ op = opcodes.OpTagsSet(kind=kind, name=name, tags=args)
+ SubmitOpCode(op, opts=opts)
def RemoveTags(opts, args):
_ExtendTags(opts, args)
if not args:
raise errors.OpPrereqError("No tags to be removed")
- op = opcodes.OpDelTags(kind=kind, name=name, tags=args)
- SubmitOpCode(op)
+ op = opcodes.OpTagsDel(kind=kind, name=name, tags=args)
+ SubmitOpCode(op, opts=opts)
-def check_unit(option, opt, value): # pylint: disable-msg=W0613
+def check_unit(option, opt, value): # pylint: disable=W0613
"""OptParsers custom converter for units.
"""
return kv_dict
-def check_ident_key_val(option, opt, value): # pylint: disable-msg=W0613
+def check_ident_key_val(option, opt, value): # pylint: disable=W0613
"""Custom parser for ident:key=val,key=val options.
This will store the parsed values as a tuple (ident, {key: val}). As such,
"""
if ":" not in value:
- ident, rest = value, ''
+ ident, rest = value, ""
else:
ident, rest = value.split(":", 1)
return retval
-def check_key_val(option, opt, value): # pylint: disable-msg=W0613
+def check_key_val(option, opt, value): # pylint: disable=W0613
"""Custom parser class for key=val,key=val options.
This will store the parsed values as a dict {key: val}.
return _SplitKeyVal(opt, value)
-def check_bool(option, opt, value): # pylint: disable-msg=W0613
+def check_bool(option, opt, value): # pylint: disable=W0613
"""Custom parser for yes/no options.
This will store the parsed value as either True or False.
raise errors.ParameterError("Invalid boolean value '%s'" % value)
+def check_list(option, opt, value): # pylint: disable=W0613
+ """Custom parser for comma-separated lists.
+
+ """
+ # we have to make this explicit check since "".split(",") is [""],
+ # not an empty list :(
+ if not value:
+ return []
+ else:
+ return utils.UnescapeAndSplit(value)
+
+
# completion_suggestion is normally a list. Using numeric values not evaluating
# to False for dynamic completion.
(OPT_COMPL_MANY_NODES,
OPT_COMPL_ONE_INSTANCE,
OPT_COMPL_ONE_OS,
OPT_COMPL_ONE_IALLOCATOR,
- OPT_COMPL_INST_ADD_NODES) = range(100, 106)
+ OPT_COMPL_INST_ADD_NODES,
+ OPT_COMPL_ONE_NODEGROUP) = range(100, 107)
OPT_COMPL_ALL = frozenset([
OPT_COMPL_MANY_NODES,
OPT_COMPL_ONE_OS,
OPT_COMPL_ONE_IALLOCATOR,
OPT_COMPL_INST_ADD_NODES,
+ OPT_COMPL_ONE_NODEGROUP,
])
"keyval",
"unit",
"bool",
+ "list",
)
TYPE_CHECKER = Option.TYPE_CHECKER.copy()
TYPE_CHECKER["identkeyval"] = check_ident_key_val
TYPE_CHECKER["keyval"] = check_key_val
TYPE_CHECKER["unit"] = check_unit
TYPE_CHECKER["bool"] = check_bool
+ TYPE_CHECKER["list"] = check_list
# optparse.py sets make_option, so we do it for our own option class, too
" (defaults to one space)"))
USEUNITS_OPT = cli_option("--units", default=None,
- dest="units", choices=('h', 'm', 'g', 't'),
- help="Specify units for output (one of hmgt)")
+ dest="units", choices=("h", "m", "g", "t"),
+ help="Specify units for output (one of h/m/g/t)")
FIELDS_OPT = cli_option("-o", "--output", dest="output", action="store",
type="string", metavar="FIELDS",
CONFIRM_OPT = cli_option("--yes", dest="confirm", action="store_true",
default=False, help="Do not require confirmation")
+IGNORE_OFFLINE_OPT = cli_option("--ignore-offline", dest="ignore_offline",
+ action="store_true", default=False,
+ help=("Ignore offline nodes and do as much"
+ " as possible"))
+
+TAG_ADD_OPT = cli_option("--tags", dest="tags",
+ default=None, help="Comma-separated list of instance"
+ " tags")
+
TAG_SRC_OPT = cli_option("--from", dest="tags_source",
default=None, help="File with tag names")
help=("Grab locks while doing the queries"
" in order to ensure more consistent results"))
-_DRY_RUN_OPT = cli_option("--dry-run", default=False,
- action="store_true",
- help=("Do not execute the operation, just run the"
- " check steps and verify it it could be"
- " executed"))
+DRY_RUN_OPT = cli_option("--dry-run", default=False,
+ action="store_true",
+ help=("Do not execute the operation, just run the"
+ " check steps and verify it it could be"
+ " executed"))
VERBOSE_OPT = cli_option("-v", "--verbose", default=False,
action="store_true",
default=True, action="store_false",
help="Don't wait for sync (DANGEROUS!)")
+ONLINE_INST_OPT = cli_option("--online", dest="online_inst",
+ action="store_true", default=False,
+ help="Enable offline instance")
+
+OFFLINE_INST_OPT = cli_option("--offline", dest="offline_inst",
+ action="store_true", default=False,
+ help="Disable down instance")
+
DISK_TEMPLATE_OPT = cli_option("-t", "--disk-template", dest="disk_template",
- help="Custom disk setup (diskless, file,"
- " plain or drbd)",
+ help=("Custom disk setup (%s)" %
+ utils.CommaJoin(constants.DISK_TEMPLATES)),
default=None, metavar="TEMPL",
choices=list(constants.DISK_TEMPLATES))
default=None, type="string",
completion_suggest=OPT_COMPL_ONE_IALLOCATOR)
+DEFAULT_IALLOCATOR_OPT = cli_option("-I", "--default-iallocator",
+ metavar="<NAME>",
+ help="Set the default instance allocator plugin",
+ default=None, type="string",
+ completion_suggest=OPT_COMPL_ONE_IALLOCATOR)
+
OS_OPT = cli_option("-o", "--os-type", dest="os", help="What OS to run",
metavar="<os>",
completion_suggest=OPT_COMPL_ONE_OS)
+OSPARAMS_OPT = cli_option("-O", "--os-parameters", dest="osparams",
+ type="keyval", default={},
+ help="OS parameters")
+
FORCE_VARIANT_OPT = cli_option("--force-variant", dest="force_variant",
action="store_true", default=False,
help="Force an unknown variant")
type="keyval", default={},
help="Backend parameters")
-HVOPTS_OPT = cli_option("-H", "--hypervisor-parameters", type="keyval",
- default={}, dest="hvparams",
- help="Hypervisor parameters")
+HVOPTS_OPT = cli_option("-H", "--hypervisor-parameters", type="keyval",
+ default={}, dest="hvparams",
+ help="Hypervisor parameters")
+
+DISK_PARAMS_OPT = cli_option("-D", "--disk-parameters", dest="diskparams",
+ help="Disk template parameters, in the format"
+ " template:option=value,option=value,...",
+ type="identkeyval", action="append", default=[])
+
+SPECS_MEM_SIZE_OPT = cli_option("--specs-mem-size", dest="ispecs_mem_size",
+ type="keyval", default={},
+ help="Memory count specs: min, max, std"
+ " (in MB)")
+
+SPECS_CPU_COUNT_OPT = cli_option("--specs-cpu-count", dest="ispecs_cpu_count",
+ type="keyval", default={},
+ help="CPU count specs: min, max, std")
+
+SPECS_DISK_COUNT_OPT = cli_option("--specs-disk-count",
+ dest="ispecs_disk_count",
+ type="keyval", default={},
+ help="Disk count specs: min, max, std")
+
+SPECS_DISK_SIZE_OPT = cli_option("--specs-disk-size", dest="ispecs_disk_size",
+ type="keyval", default={},
+ help="Disk size specs: min, max, std (in MB)")
+
+SPECS_NIC_COUNT_OPT = cli_option("--specs-nic-count", dest="ispecs_nic_count",
+ type="keyval", default={},
+ help="NIC count specs: min, max, std")
+
+IPOLICY_DISK_TEMPLATES = cli_option("--ipolicy-disk-templates",
+ dest="ipolicy_disk_templates",
+ type="list", default=None,
+ help="Comma-separated list of"
+ " enabled disk templates")
+
+IPOLICY_VCPU_RATIO = cli_option("--ipolicy-vcpu-ratio",
+ dest="ipolicy_vcpu_ratio",
+ type="float", default=None,
+ help="The maximum allowed vcpu-to-cpu ratio")
HYPERVISOR_OPT = cli_option("-H", "--hypervisor-parameters", dest="hypervisor",
help="Hypervisor and hypervisor options, in the"
help="Ignore the consistency of the disks on"
" the secondary")
+ALLOW_FAILOVER_OPT = cli_option("--allow-failover",
+ dest="allow_failover",
+ action="store_true", default=False,
+ help="If migration is not possible fallback to"
+ " failover")
+
NONLIVE_OPT = cli_option("--non-live", dest="live",
default=True, action="store_false",
help="Do a non-live migration (this usually means"
" freeze the instance, save the state, transfer and"
" only then resume running on the secondary node)")
+MIGRATION_MODE_OPT = cli_option("--migration-mode", dest="migration_mode",
+ default=None,
+ choices=list(constants.HT_MIGRATION_MODES),
+ help="Override default migration mode (choose"
+ " either live or non-live")
+
NODE_PLACEMENT_OPT = cli_option("-n", "--node", dest="node",
help="Target node and optional secondary node",
metavar="<pnode>[:<snode>]",
" times, if not given defaults to all nodes)",
completion_suggest=OPT_COMPL_ONE_NODE)
+NODEGROUP_OPT_NAME = "--node-group"
+NODEGROUP_OPT = cli_option("-g", NODEGROUP_OPT_NAME,
+ dest="nodegroup",
+ help="Node group (name or uuid)",
+ metavar="<nodegroup>",
+ default=None, type="string",
+ completion_suggest=OPT_COMPL_ONE_NODEGROUP)
+
SINGLE_NODE_OPT = cli_option("-n", "--node", dest="node", help="Target node",
metavar="<node>",
completion_suggest=OPT_COMPL_ONE_NODE)
" configuration even if there are failures"
" during the removal process")
+IGNORE_REMOVE_FAILURES_OPT = cli_option("--ignore-remove-failures",
+ dest="ignore_remove_failures",
+ action="store_true", default=False,
+ help="Remove the instance from the"
+ " cluster configuration even if there"
+ " are failures during the removal"
+ " process")
+
+REMOVE_INSTANCE_OPT = cli_option("--remove-instance", dest="remove_instance",
+ action="store_true", default=False,
+ help="Remove the instance from the cluster")
+
+DST_NODE_OPT = cli_option("-n", "--target-node", dest="dst_node",
+ help="Specifies the new node for the instance",
+ metavar="NODE", default=None,
+ completion_suggest=OPT_COMPL_ONE_NODE)
+
NEW_SECONDARY_OPT = cli_option("-n", "--new-secondary", dest="dst_node",
help="Specifies the new secondary node",
metavar="NODE", default=None,
ON_PRIMARY_OPT = cli_option("-p", "--on-primary", dest="on_primary",
default=False, action="store_true",
help="Replace the disk(s) on the primary"
- " node (only for the drbd template)")
+ " node (applies only to internally mirrored"
+ " disk templates, e.g. %s)" %
+ utils.CommaJoin(constants.DTS_INT_MIRROR))
ON_SECONDARY_OPT = cli_option("-s", "--on-secondary", dest="on_secondary",
default=False, action="store_true",
help="Replace the disk(s) on the secondary"
- " node (only for the drbd template)")
+ " node (applies only to internally mirrored"
+ " disk templates, e.g. %s)" %
+ utils.CommaJoin(constants.DTS_INT_MIRROR))
AUTO_PROMOTE_OPT = cli_option("--auto-promote", dest="auto_promote",
default=False, action="store_true",
AUTO_REPLACE_OPT = cli_option("-a", "--auto", dest="auto",
default=False, action="store_true",
help="Automatically replace faulty disks"
- " (only for the drbd template)")
+ " (applies only to internally mirrored"
+ " disk templates, e.g. %s)" %
+ utils.CommaJoin(constants.DTS_INT_MIRROR))
IGNORE_SIZE_OPT = cli_option("--ignore-size", dest="ignore_size",
default=False, action="store_true",
default=True, action="store_false",
help="Disable SSH key fingerprint checking")
+NODE_FORCE_JOIN_OPT = cli_option("--force-join", dest="force_join",
+ default=False, action="store_true",
+ help="Force the joining of a node")
MC_OPT = cli_option("-C", "--master-candidate", dest="master_candidate",
type="bool", default=None, metavar=_YORNO,
OFFLINE_OPT = cli_option("-O", "--offline", dest="offline", metavar=_YORNO,
type="bool", default=None,
- help="Set the offline flag on the node")
+ help=("Set the offline flag on the node"
+ " (cluster does not communicate with offline"
+ " nodes)"))
DRAINED_OPT = cli_option("-D", "--drained", dest="drained", metavar=_YORNO,
type="bool", default=None,
- help="Set the drained flag on the node")
+ help=("Set the drained flag on the node"
+ " (excluded from allocation operations)"))
+
+CAPAB_MASTER_OPT = cli_option("--master-capable", dest="master_capable",
+ type="bool", default=None, metavar=_YORNO,
+ help="Set the master_capable flag on the node")
+
+CAPAB_VM_OPT = cli_option("--vm-capable", dest="vm_capable",
+ type="bool", default=None, metavar=_YORNO,
+ help="Set the vm_capable flag on the node")
ALLOCATABLE_OPT = cli_option("--allocatable", dest="allocatable",
type="bool", default=None, metavar=_YORNO,
dest="candidate_pool_size", type="int",
help="Set the candidate pool size")
-VG_NAME_OPT = cli_option("-g", "--vg-name", dest="vg_name",
- help="Enables LVM and specifies the volume group"
- " name (cluster-wide) for disk allocation [xenvg]",
+VG_NAME_OPT = cli_option("--vg-name", dest="vg_name",
+ help=("Enables LVM and specifies the volume group"
+ " name (cluster-wide) for disk allocation"
+ " [%s]" % constants.DEFAULT_VG),
metavar="VG", default=None)
-YES_DOIT_OPT = cli_option("--yes-do-it", dest="yes_do_it",
+YES_DOIT_OPT = cli_option("--yes-do-it", "--ya-rly", dest="yes_do_it",
help="Destroy cluster", action="store_true")
NOVOTING_OPT = cli_option("--no-voting", dest="no_voting",
MASTER_NETDEV_OPT = cli_option("--master-netdev", dest="master_netdev",
help="Specify the node interface (cluster-wide)"
- " on which the master IP address will be added "
- " [%s]" % constants.DEFAULT_BRIDGE,
+ " on which the master IP address will be added"
+ " (cluster init default: %s)" %
+ constants.DEFAULT_BRIDGE,
metavar="NETDEV",
- default=constants.DEFAULT_BRIDGE)
+ default=None)
+
+MASTER_NETMASK_OPT = cli_option("--master-netmask", dest="master_netmask",
+ help="Specify the netmask of the master IP",
+ metavar="NETMASK",
+ default=None)
+USE_EXTERNAL_MIP_SCRIPT = cli_option("--use-external-mip-script",
+ dest="use_external_mip_script",
+ help="Specify whether to run a user-provided"
+ " script for the master IP address turnup and"
+ " turndown operations",
+ type="bool", metavar=_YORNO, default=None)
GLOBAL_FILEDIR_OPT = cli_option("--file-storage-dir", dest="file_storage_dir",
help="Specify the default directory (cluster-"
metavar="DIR",
default=constants.DEFAULT_FILE_STORAGE_DIR)
+GLOBAL_SHARED_FILEDIR_OPT = cli_option("--shared-file-storage-dir",
+ dest="shared_file_storage_dir",
+ help="Specify the default directory (cluster-"
+ "wide) for storing the shared file-based"
+ " disks [%s]" %
+ constants.DEFAULT_SHARED_FILE_STORAGE_DIR,
+ metavar="SHAREDDIR",
+ default=constants.DEFAULT_SHARED_FILE_STORAGE_DIR)
+
NOMODIFY_ETCHOSTS_OPT = cli_option("--no-etc-hosts", dest="modify_etc_hosts",
help="Don't modify /etc/hosts",
action="store_false", default=True)
default=constants.DEFAULT_SHUTDOWN_TIMEOUT,
help="Maximum time to wait for instance shutdown")
+INTERVAL_OPT = cli_option("--interval", dest="interval", type="int",
+ default=None,
+ help=("Number of seconds between repetions of the"
+ " command"))
+
EARLY_RELEASE_OPT = cli_option("--early-release",
dest="early_release", default=False,
action="store_true",
help=("Generate a new self-signed RAPI"
" certificate"))
+SPICE_CERT_OPT = cli_option("--spice-certificate", dest="spice_cert",
+ default=None,
+ help="File containing new SPICE certificate")
+
+SPICE_CACERT_OPT = cli_option("--spice-ca-certificate", dest="spice_cacert",
+ default=None,
+ help="File containing the certificate of the CA"
+ " which signed the SPICE certificate")
+
+NEW_SPICE_CERT_OPT = cli_option("--new-spice-certificate",
+ dest="new_spice_cert", default=None,
+ action="store_true",
+ help=("Generate a new self-signed SPICE"
+ " certificate"))
+
NEW_CONFD_HMAC_KEY_OPT = cli_option("--new-confd-hmac-key",
dest="new_confd_hmac_key",
default=False, action="store_true",
help=("Create a new HMAC key for %s" %
constants.CONFD))
+CLUSTER_DOMAIN_SECRET_OPT = cli_option("--cluster-domain-secret",
+ dest="cluster_domain_secret",
+ default=None,
+ help=("Load new new cluster domain"
+ " secret from file"))
+
+NEW_CLUSTER_DOMAIN_SECRET_OPT = cli_option("--new-cluster-domain-secret",
+ dest="new_cluster_domain_secret",
+ default=False, action="store_true",
+ help=("Create a new cluster domain"
+ " secret"))
+
USE_REPL_NET_OPT = cli_option("--use-replication-network",
dest="use_replication_network",
help="Whether to use the replication network"
help=("A list of user-ids or user-id"
" ranges separated by commas"))
+ADD_UIDS_OPT = cli_option("--add-uids", default=None,
+ action="store", dest="add_uids",
+ help=("A list of user-ids or user-id"
+ " ranges separated by commas, to be"
+ " added to the user-id pool"))
+
+REMOVE_UIDS_OPT = cli_option("--remove-uids", default=None,
+ action="store", dest="remove_uids",
+ help=("A list of user-ids or user-id"
+ " ranges separated by commas, to be"
+ " removed from the user-id pool"))
+
+RESERVED_LVS_OPT = cli_option("--reserved-lvs", default=None,
+ action="store", dest="reserved_lvs",
+ help=("A comma-separated list of reserved"
+ " logical volumes names, that will be"
+ " ignored by cluster verify"))
+
+ROMAN_OPT = cli_option("--roman",
+ dest="roman_integers", default=False,
+ action="store_true",
+ help="Use roman numbers for positive integers")
+
+DRBD_HELPER_OPT = cli_option("--drbd-usermode-helper", dest="drbd_helper",
+ action="store", default=None,
+ help="Specifies usermode helper for DRBD")
+
+NODRBD_STORAGE_OPT = cli_option("--no-drbd-storage", dest="drbd_storage",
+ action="store_false", default=True,
+ help="Disable support for DRBD")
+
+PRIMARY_IP_VERSION_OPT = \
+ cli_option("--primary-ip-version", default=constants.IP4_VERSION,
+ action="store", dest="primary_ip_version",
+ metavar="%d|%d" % (constants.IP4_VERSION,
+ constants.IP6_VERSION),
+ help="Cluster-wide IP version for primary IP")
+
+PRIORITY_OPT = cli_option("--priority", default=None, dest="priority",
+ metavar="|".join(name for name, _ in _PRIORITY_NAMES),
+ choices=_PRIONAME_TO_VALUE.keys(),
+ help="Priority for opcode processing")
+
+HID_OS_OPT = cli_option("--hidden", dest="hidden",
+ type="bool", default=None, metavar=_YORNO,
+ help="Sets the hidden flag on the OS")
+
+BLK_OS_OPT = cli_option("--blacklisted", dest="blacklisted",
+ type="bool", default=None, metavar=_YORNO,
+ help="Sets the blacklisted flag on the OS")
+
+PREALLOC_WIPE_DISKS_OPT = cli_option("--prealloc-wipe-disks", default=None,
+ type="bool", metavar=_YORNO,
+ dest="prealloc_wipe_disks",
+ help=("Wipe disks prior to instance"
+ " creation"))
+
+NODE_PARAMS_OPT = cli_option("--node-parameters", dest="ndparams",
+ type="keyval", default=None,
+ help="Node parameters")
+
+ALLOC_POLICY_OPT = cli_option("--alloc-policy", dest="alloc_policy",
+ action="store", metavar="POLICY", default=None,
+ help="Allocation policy for the node group")
+
+NODE_POWERED_OPT = cli_option("--node-powered", default=None,
+ type="bool", metavar=_YORNO,
+ dest="node_powered",
+ help="Specify if the SoR for node is powered")
+
+OOB_TIMEOUT_OPT = cli_option("--oob-timeout", dest="oob_timeout", type="int",
+ default=constants.OOB_TIMEOUT,
+ help="Maximum time to wait for out-of-band helper")
+
+POWER_DELAY_OPT = cli_option("--power-delay", dest="power_delay", type="float",
+ default=constants.OOB_POWER_DELAY,
+ help="Time in seconds to wait between power-ons")
+
+FORCE_FILTER_OPT = cli_option("-F", "--filter", dest="force_filter",
+ action="store_true", default=False,
+ help=("Whether command argument should be treated"
+ " as filter"))
+
+NO_REMEMBER_OPT = cli_option("--no-remember",
+ dest="no_remember",
+ action="store_true", default=False,
+ help="Perform but do not record the change"
+ " in the configuration")
+
+PRIMARY_ONLY_OPT = cli_option("-p", "--primary-only",
+ default=False, action="store_true",
+ help="Evacuate primary instances only")
+
+SECONDARY_ONLY_OPT = cli_option("-s", "--secondary-only",
+ default=False, action="store_true",
+ help="Evacuate secondary instances only"
+ " (applies only to internally mirrored"
+ " disk templates, e.g. %s)" %
+ utils.CommaJoin(constants.DTS_INT_MIRROR))
+
+STARTUP_PAUSED_OPT = cli_option("--paused", dest="startup_paused",
+ action="store_true", default=False,
+ help="Pause instance at startup")
+
+TO_GROUP_OPT = cli_option("--to", dest="to", metavar="<group>",
+ help="Destination node group (name or uuid)",
+ default=None, action="append",
+ completion_suggest=OPT_COMPL_ONE_NODEGROUP)
+
+IGNORE_ERRORS_OPT = cli_option("-I", "--ignore-errors", default=[],
+ action="append", dest="ignore_errors",
+ choices=list(constants.CV_ALL_ECODES_STRINGS),
+ help="Error code to be ignored")
+
+DISK_STATE_OPT = cli_option("--disk-state", default=[], dest="disk_state",
+ action="append",
+ help=("Specify disk state information in the format"
+ " storage_type/identifier:option=value,..."),
+ type="identkeyval")
+
+HV_STATE_OPT = cli_option("--hypervisor-state", default=[], dest="hv_state",
+ action="append",
+ help=("Specify hypervisor state information in the"
+ " format hypervisor:option=value,..."),
+ type="identkeyval")
+
+IGNORE_IPOLICY_OPT = cli_option("--ignore-ipolicy", dest="ignore_ipolicy",
+ action="store_true", default=False,
+ help="Ignore instance policy violations")
+
+RUNTIME_MEM_OPT = cli_option("-m", "--runtime-memory", dest="runtime_mem",
+ help="Sets the instance's runtime memory,"
+ " ballooning it up or down to the new value",
+ default=None, type="unit", metavar="<size>")
+
+#: Options provided by all commands
+COMMON_OPTS = [DEBUG_OPT]
+
+# common options for creating instances. add and import then add their own
+# specific ones.
+COMMON_CREATE_OPTS = [
+ BACKEND_OPT,
+ DISK_OPT,
+ DISK_TEMPLATE_OPT,
+ FILESTORE_DIR_OPT,
+ FILESTORE_DRIVER_OPT,
+ HYPERVISOR_OPT,
+ IALLOCATOR_OPT,
+ NET_OPT,
+ NODE_PLACEMENT_OPT,
+ NOIPCHECK_OPT,
+ NONAMECHECK_OPT,
+ NONICS_OPT,
+ NWSYNC_OPT,
+ OSPARAMS_OPT,
+ OS_SIZE_OPT,
+ SUBMIT_OPT,
+ TAG_ADD_OPT,
+ DRY_RUN_OPT,
+ PRIORITY_OPT,
+ ]
+
+# common instance policy options
+INSTANCE_POLICY_OPTS = [
+ SPECS_CPU_COUNT_OPT,
+ SPECS_DISK_COUNT_OPT,
+ SPECS_DISK_SIZE_OPT,
+ SPECS_MEM_SIZE_OPT,
+ SPECS_NIC_COUNT_OPT,
+ IPOLICY_DISK_TEMPLATES,
+ IPOLICY_VCPU_RATIO,
+ ]
+
-def _ParseArgs(argv, commands, aliases):
+def _ParseArgs(argv, commands, aliases, env_override):
"""Parser for the command line arguments.
This function parses the arguments and returns the function which
@param commands: dictionary with special contents, see the design
doc for cmdline handling
@param aliases: dictionary with command aliases {'alias': 'target, ...}
+ @param env_override: list of env variables allowed for default args
"""
+ assert not (env_override - set(commands))
+
if len(argv) == 0:
binary = "<command>"
else:
binary = argv[0].split("/")[-1]
if len(argv) > 1 and argv[1] == "--version":
- ToStdout("%s (ganeti) %s", binary, constants.RELEASE_VERSION)
+ ToStdout("%s (ganeti %s) %s", binary, constants.VCS_VERSION,
+ constants.RELEASE_VERSION)
# Quit right away. That way we don't have to care about this special
# argument. optparse.py does it the same.
sys.exit(0)
cmd = aliases[cmd]
+ if cmd in env_override:
+ args_env_name = ("%s_%s" % (binary.replace("-", "_"), cmd)).upper()
+ env_args = os.environ.get(args_env_name)
+ if env_args:
+ argv = utils.InsertAtPos(argv, 1, shlex.split(env_args))
+
func, args_def, parser_opts, usage, description = commands[cmd]
- parser = OptionParser(option_list=parser_opts + [_DRY_RUN_OPT, DEBUG_OPT],
+ parser = OptionParser(option_list=parser_opts + COMMON_OPTS,
description=description,
formatter=TitledHelpFormatter(),
usage="%%prog %s %s" % (cmd, usage))
parser.disable_interspersed_args()
- options, args = parser.parse_args()
+ options, args = parser.parse_args(args=argv[1:])
if not _CheckArguments(cmd, args_def, args):
return None, None, None
"""Splits the value of a --node option.
"""
- if value and ':' in value:
- return value.split(':', 1)
+ if value and ":" in value:
+ return value.split(":", 1)
else:
return (value, None)
"""
if os_variants:
- return ['%s+%s' % (os_name, v) for v in os_variants]
+ return ["%s+%s" % (os_name, v) for v in os_variants]
else:
return [os_name]
-def UsesRPC(fn):
- def wrapper(*args, **kwargs):
- rpc.Init()
- try:
- return fn(*args, **kwargs)
- finally:
- rpc.Shutdown()
- return wrapper
+def ParseFields(selected, default):
+ """Parses the values of "--field"-like options.
+
+ @type selected: string or None
+ @param selected: User-selected options
+ @type default: list
+ @param default: Default fields
+
+ """
+ if selected is None:
+ return default
+
+ if selected.startswith("+"):
+ return default + selected[1:].split(",")
+
+ return selected.split(",")
+
+
+UsesRPC = rpc.RunWithRPC
def AskUser(text, choices=None):
"""
if choices is None:
- choices = [('y', True, 'Perform the operation'),
- ('n', False, 'Do not perform the operation')]
+ choices = [("y", True, "Perform the operation"),
+ ("n", False, "Do not perform the operation")]
if not choices or not isinstance(choices, list):
raise errors.ProgrammerError("Invalid choices argument to AskUser")
for entry in choices:
- if not isinstance(entry, tuple) or len(entry) < 3 or entry[0] == '?':
+ if not isinstance(entry, tuple) or len(entry) < 3 or entry[0] == "?":
raise errors.ProgrammerError("Invalid choices element to AskUser")
answer = choices[-1][1]
try:
chars = [entry[0] for entry in choices]
chars[-1] = "[%s]" % chars[-1]
- chars.append('?')
+ chars.append("?")
maps = dict([(entry[0], entry[1]) for entry in choices])
while True:
f.write(text)
- f.write('\n')
+ f.write("\n")
f.write("/".join(chars))
f.write(": ")
line = f.readline(2).strip().lower()
if line in maps:
answer = maps[line]
break
- elif line == '?':
+ elif line == "?":
for entry in choices:
f.write(" %s - %s\n" % (entry[0], entry[2]))
f.write("\n")
return job_id
-def PollJob(job_id, cl=None, feedback_fn=None):
- """Function to poll for the result of a job.
+def GenericPollJob(job_id, cbs, report_cbs):
+ """Generic job-polling function.
- @type job_id: job identified
- @param job_id: the job to poll for results
- @type cl: luxi.Client
- @param cl: the luxi client to use for communicating with the master;
- if None, a new client will be created
+ @type job_id: number
+ @param job_id: Job ID
+ @type cbs: Instance of L{JobPollCbBase}
+ @param cbs: Data callbacks
+ @type report_cbs: Instance of L{JobPollReportCbBase}
+ @param report_cbs: Reporting callbacks
"""
- if cl is None:
- cl = GetClient()
-
prev_job_info = None
prev_logmsg_serial = None
status = None
- notified_queued = False
- notified_waitlock = False
-
while True:
- result = cl.WaitForJobChangeOnce(job_id, ["status"], prev_job_info,
- prev_logmsg_serial)
+ result = cbs.WaitForJobChangeOnce(job_id, ["status"], prev_job_info,
+ prev_logmsg_serial)
if not result:
# job not found, go away!
raise errors.JobLost("Job with id %s lost" % job_id)
- elif result == constants.JOB_NOTCHANGED:
- if status is not None and not callable(feedback_fn):
- if status == constants.JOB_STATUS_QUEUED and not notified_queued:
- ToStderr("Job %s is waiting in queue", job_id)
- notified_queued = True
- elif status == constants.JOB_STATUS_WAITLOCK and not notified_waitlock:
- ToStderr("Job %s is trying to acquire all necessary locks", job_id)
- notified_waitlock = True
+
+ if result == constants.JOB_NOTCHANGED:
+ report_cbs.ReportNotChanged(job_id, status)
# Wait again
continue
if log_entries:
for log_entry in log_entries:
- (serial, timestamp, _, message) = log_entry
- if callable(feedback_fn):
- feedback_fn(log_entry[1:])
- else:
- encoded = utils.SafeEncode(message)
- ToStdout("%s %s", time.ctime(utils.MergeTime(timestamp)), encoded)
+ (serial, timestamp, log_type, message) = log_entry
+ report_cbs.ReportLogMessage(job_id, serial, timestamp,
+ log_type, message)
prev_logmsg_serial = max(prev_logmsg_serial, serial)
# TODO: Handle canceled and archived jobs
prev_job_info = job_info
- jobs = cl.QueryJobs([job_id], ["status", "opstatus", "opresult"])
+ jobs = cbs.QueryJobs([job_id], ["status", "opstatus", "opresult"])
if not jobs:
raise errors.JobLost("Job with id %s lost" % job_id)
status, opstatus, result = jobs[0]
+
if status == constants.JOB_STATUS_SUCCESS:
return result
- elif status in (constants.JOB_STATUS_CANCELING,
- constants.JOB_STATUS_CANCELED):
+
+ if status in (constants.JOB_STATUS_CANCELING, constants.JOB_STATUS_CANCELED):
raise errors.OpExecError("Job was canceled")
- else:
- has_ok = False
- for idx, (status, msg) in enumerate(zip(opstatus, result)):
- if status == constants.OP_STATUS_SUCCESS:
- has_ok = True
- elif status == constants.OP_STATUS_ERROR:
- errors.MaybeRaise(msg)
- if has_ok:
- raise errors.OpExecError("partial failure (opcode %d): %s" %
- (idx, msg))
- else:
- raise errors.OpExecError(str(msg))
- # default failure mode
- raise errors.OpExecError(result)
+
+ has_ok = False
+ for idx, (status, msg) in enumerate(zip(opstatus, result)):
+ if status == constants.OP_STATUS_SUCCESS:
+ has_ok = True
+ elif status == constants.OP_STATUS_ERROR:
+ errors.MaybeRaise(msg)
+
+ if has_ok:
+ raise errors.OpExecError("partial failure (opcode %d): %s" %
+ (idx, msg))
+
+ raise errors.OpExecError(str(msg))
+
+ # default failure mode
+ raise errors.OpExecError(result)
+
+
+class JobPollCbBase:
+ """Base class for L{GenericPollJob} callbacks.
+
+ """
+ def __init__(self):
+ """Initializes this class.
+
+ """
+
+ def WaitForJobChangeOnce(self, job_id, fields,
+ prev_job_info, prev_log_serial):
+ """Waits for changes on a job.
+
+ """
+ raise NotImplementedError()
+
+ def QueryJobs(self, job_ids, fields):
+ """Returns the selected fields for the selected job IDs.
+
+ @type job_ids: list of numbers
+ @param job_ids: Job IDs
+ @type fields: list of strings
+ @param fields: Fields
+
+ """
+ raise NotImplementedError()
+
+
+class JobPollReportCbBase:
+ """Base class for L{GenericPollJob} reporting callbacks.
+
+ """
+ def __init__(self):
+ """Initializes this class.
+
+ """
+
+ def ReportLogMessage(self, job_id, serial, timestamp, log_type, log_msg):
+ """Handles a log message.
+
+ """
+ raise NotImplementedError()
+
+ def ReportNotChanged(self, job_id, status):
+ """Called for if a job hasn't changed in a while.
+
+ @type job_id: number
+ @param job_id: Job ID
+ @type status: string or None
+ @param status: Job status if available
+
+ """
+ raise NotImplementedError()
+
+
+class _LuxiJobPollCb(JobPollCbBase):
+ def __init__(self, cl):
+ """Initializes this class.
+
+ """
+ JobPollCbBase.__init__(self)
+ self.cl = cl
+
+ def WaitForJobChangeOnce(self, job_id, fields,
+ prev_job_info, prev_log_serial):
+ """Waits for changes on a job.
+
+ """
+ return self.cl.WaitForJobChangeOnce(job_id, fields,
+ prev_job_info, prev_log_serial)
+
+ def QueryJobs(self, job_ids, fields):
+ """Returns the selected fields for the selected job IDs.
+
+ """
+ return self.cl.QueryJobs(job_ids, fields)
+
+
+class FeedbackFnJobPollReportCb(JobPollReportCbBase):
+ def __init__(self, feedback_fn):
+ """Initializes this class.
+
+ """
+ JobPollReportCbBase.__init__(self)
+
+ self.feedback_fn = feedback_fn
+
+ assert callable(feedback_fn)
+
+ def ReportLogMessage(self, job_id, serial, timestamp, log_type, log_msg):
+ """Handles a log message.
+
+ """
+ self.feedback_fn((timestamp, log_type, log_msg))
+
+ def ReportNotChanged(self, job_id, status):
+ """Called if a job hasn't changed in a while.
+
+ """
+ # Ignore
+
+
+class StdioJobPollReportCb(JobPollReportCbBase):
+ def __init__(self):
+ """Initializes this class.
+
+ """
+ JobPollReportCbBase.__init__(self)
+
+ self.notified_queued = False
+ self.notified_waitlock = False
+
+ def ReportLogMessage(self, job_id, serial, timestamp, log_type, log_msg):
+ """Handles a log message.
+
+ """
+ ToStdout("%s %s", time.ctime(utils.MergeTime(timestamp)),
+ FormatLogMessage(log_type, log_msg))
+
+ def ReportNotChanged(self, job_id, status):
+ """Called if a job hasn't changed in a while.
+
+ """
+ if status is None:
+ return
+
+ if status == constants.JOB_STATUS_QUEUED and not self.notified_queued:
+ ToStderr("Job %s is waiting in queue", job_id)
+ self.notified_queued = True
+
+ elif status == constants.JOB_STATUS_WAITING and not self.notified_waitlock:
+ ToStderr("Job %s is trying to acquire all necessary locks", job_id)
+ self.notified_waitlock = True
+
+
+def FormatLogMessage(log_type, log_msg):
+ """Formats a job message according to its type.
+
+ """
+ if log_type != constants.ELOG_MESSAGE:
+ log_msg = str(log_msg)
+
+ return utils.SafeEncode(log_msg)
+
+
+def PollJob(job_id, cl=None, feedback_fn=None, reporter=None):
+ """Function to poll for the result of a job.
+
+ @type job_id: job identified
+ @param job_id: the job to poll for results
+ @type cl: luxi.Client
+ @param cl: the luxi client to use for communicating with the master;
+ if None, a new client will be created
+
+ """
+ if cl is None:
+ cl = GetClient()
+
+ if reporter is None:
+ if feedback_fn:
+ reporter = FeedbackFnJobPollReportCb(feedback_fn)
+ else:
+ reporter = StdioJobPollReportCb()
+ elif feedback_fn:
+ raise errors.ProgrammerError("Can't specify reporter and feedback function")
+
+ return GenericPollJob(job_id, _LuxiJobPollCb(cl), reporter)
-def SubmitOpCode(op, cl=None, feedback_fn=None, opts=None):
+def SubmitOpCode(op, cl=None, feedback_fn=None, opts=None, reporter=None):
"""Legacy function to submit an opcode.
This is just a simple wrapper over the construction of the processor
SetGenericOpcodeOpts([op], opts)
- job_id = SendJob([op], cl)
+ job_id = SendJob([op], cl=cl)
- op_results = PollJob(job_id, cl=cl, feedback_fn=feedback_fn)
+ op_results = PollJob(job_id, cl=cl, feedback_fn=feedback_fn,
+ reporter=reporter)
return op_results[0]
if not options:
return
for op in opcode_list:
- op.dry_run = options.dry_run
op.debug_level = options.debug
+ if hasattr(options, "dry_run"):
+ op.dry_run = options.dry_run
+ if getattr(options, "priority", None) is not None:
+ op.priority = _PRIONAME_TO_VALUE[options.priority]
def GetClient():
elif isinstance(err, errors.HooksFailure):
obuf.write("Failure: hooks general failure: %s" % msg)
elif isinstance(err, errors.ResolverError):
- this_host = utils.HostInfo.SysName()
+ this_host = netutils.Hostname.GetSysName()
if err.args[0] == this_host:
msg = "Failure: can't resolve my own hostname ('%s')"
else:
obuf.write("Parameter Error: %s" % msg)
elif isinstance(err, errors.ParameterError):
obuf.write("Failure: unknown/wrong parameter name '%s'" % msg)
- elif isinstance(err, errors.GenericError):
- obuf.write("Unhandled Ganeti error: %s" % msg)
elif isinstance(err, luxi.NoMasterError):
obuf.write("Cannot communicate with the master daemon.\nIs it running"
" and listening for connections?")
elif isinstance(err, luxi.TimeoutError):
- obuf.write("Timeout while talking to the master daemon. Error:\n"
- "%s" % msg)
+ obuf.write("Timeout while talking to the master daemon. Jobs might have"
+ " been submitted and will continue to run even if the call"
+ " timed out. Useful commands in this situation are \"gnt-job"
+ " list\", \"gnt-job cancel\" and \"gnt-job watch\". Error:\n")
+ obuf.write(msg)
+ elif isinstance(err, luxi.PermissionError):
+ obuf.write("It seems you don't have permissions to connect to the"
+ " master daemon.\nPlease retry as a different user.")
elif isinstance(err, luxi.ProtocolError):
obuf.write("Unhandled protocol error while talking to the master daemon:\n"
"%s" % msg)
+ elif isinstance(err, errors.JobLost):
+ obuf.write("Error checking job status: %s" % msg)
+ elif isinstance(err, errors.QueryFilterParseError):
+ obuf.write("Error while parsing query filter: %s\n" % err.args[0])
+ obuf.write("\n".join(err.GetDetails()))
+ elif isinstance(err, errors.GenericError):
+ obuf.write("Unhandled Ganeti error: %s" % msg)
elif isinstance(err, JobSubmittedException):
obuf.write("JobID: %s\n" % err.args[0])
retcode = 0
else:
obuf.write("Unhandled exception: %s" % msg)
- return retcode, obuf.getvalue().rstrip('\n')
+ return retcode, obuf.getvalue().rstrip("\n")
-def GenericMain(commands, override=None, aliases=None):
+def GenericMain(commands, override=None, aliases=None,
+ env_override=frozenset()):
"""Generic main function for all the gnt-* commands.
- Arguments:
- - commands: a dictionary with a special structure, see the design doc
- for command line handling.
- - override: if not None, we expect a dictionary with keys that will
- override command line options; this can be used to pass
- options from the scripts to generic functions
- - aliases: dictionary with command aliases {'alias': 'target, ...}
+ @param commands: a dictionary with a special structure, see the design doc
+ for command line handling.
+ @param override: if not None, we expect a dictionary with keys that will
+ override command line options; this can be used to pass
+ options from the scripts to generic functions
+ @param aliases: dictionary with command aliases {'alias': 'target, ...}
+ @param env_override: list of environment names which are allowed to submit
+ default args for commands
"""
# save the program name and the entire command line for later logging
if sys.argv:
- binary = os.path.basename(sys.argv[0]) or sys.argv[0]
+ binary = os.path.basename(sys.argv[0])
+ if not binary:
+ binary = sys.argv[0]
+
if len(sys.argv) >= 2:
- binary += " " + sys.argv[1]
- old_cmdline = " ".join(sys.argv[2:])
+ logname = utils.ShellQuoteArgs([binary, sys.argv[1]])
else:
- old_cmdline = ""
+ logname = binary
+
+ cmdline = utils.ShellQuoteArgs([binary] + sys.argv[1:])
else:
binary = "<unknown program>"
- old_cmdline = ""
+ cmdline = "<unknown>"
if aliases is None:
aliases = {}
try:
- func, options, args = _ParseArgs(sys.argv, commands, aliases)
+ func, options, args = _ParseArgs(sys.argv, commands, aliases, env_override)
except errors.ParameterError, err:
result, err_msg = FormatError(err)
ToStderr(err_msg)
for key, val in override.iteritems():
setattr(options, key, val)
- utils.SetupLogging(constants.LOG_COMMANDS, debug=options.debug,
- stderr_logging=True, program=binary)
+ utils.SetupLogging(constants.LOG_COMMANDS, logname, debug=options.debug,
+ stderr_logging=True)
- if old_cmdline:
- logging.info("run with arguments '%s'", old_cmdline)
- else:
- logging.info("run with no arguments")
+ logging.info("Command line: %s", cmdline)
try:
result = func(options, args)
result, err_msg = FormatError(err)
logging.exception("Error during command processing")
ToStderr(err_msg)
+ except KeyboardInterrupt:
+ result = constants.EXIT_FAILURE
+ ToStderr("Aborted. Note that if the operation created any jobs, they"
+ " might have been submitted and"
+ " will continue to run in the background.")
+ except IOError, err:
+ if err.errno == errno.EPIPE:
+ # our terminal went away, we'll exit
+ sys.exit(constants.EXIT_FAILURE)
+ else:
+ raise
return result
+def ParseNicOption(optvalue):
+ """Parses the value of the --net option(s).
+
+ """
+ try:
+ nic_max = max(int(nidx[0]) + 1 for nidx in optvalue)
+ except (TypeError, ValueError), err:
+ raise errors.OpPrereqError("Invalid NIC index passed: %s" % str(err))
+
+ nics = [{}] * nic_max
+ for nidx, ndict in optvalue:
+ nidx = int(nidx)
+
+ if not isinstance(ndict, dict):
+ raise errors.OpPrereqError("Invalid nic/%d value: expected dict,"
+ " got %s" % (nidx, ndict))
+
+ utils.ForceDictType(ndict, constants.INIC_PARAMS_TYPES)
+
+ nics[nidx] = ndict
+
+ return nics
+
+
def GenericInstanceCreate(mode, opts, args):
"""Add an instance to the cluster via either creation or import.
hypervisor, hvparams = opts.hypervisor
if opts.nics:
- try:
- nic_max = max(int(nidx[0]) + 1 for nidx in opts.nics)
- except ValueError, err:
- raise errors.OpPrereqError("Invalid NIC index passed: %s" % str(err))
- nics = [{}] * nic_max
- for nidx, ndict in opts.nics:
- nidx = int(nidx)
- if not isinstance(ndict, dict):
- msg = "Invalid nic/%d value: expected dict, got %s" % (nidx, ndict)
- raise errors.OpPrereqError(msg)
- nics[nidx] = ndict
+ nics = ParseNicOption(opts.nics)
elif opts.no_nics:
# no nics
nics = []
raise errors.OpPrereqError("Please use either the '--disk' or"
" '-s' option")
if opts.sd_size is not None:
- opts.disks = [(0, {"size": opts.sd_size})]
+ opts.disks = [(0, {constants.IDISK_SIZE: opts.sd_size})]
if opts.disks:
try:
if not isinstance(ddict, dict):
msg = "Invalid disk/%d value: expected dict, got %s" % (didx, ddict)
raise errors.OpPrereqError(msg)
- elif "size" in ddict:
- if "adopt" in ddict:
+ elif constants.IDISK_SIZE in ddict:
+ if constants.IDISK_ADOPT in ddict:
raise errors.OpPrereqError("Only one of 'size' and 'adopt' allowed"
" (disk %d)" % didx)
try:
- ddict["size"] = utils.ParseUnit(ddict["size"])
+ ddict[constants.IDISK_SIZE] = \
+ utils.ParseUnit(ddict[constants.IDISK_SIZE])
except ValueError, err:
raise errors.OpPrereqError("Invalid disk size for disk %d: %s" %
(didx, err))
- elif "adopt" in ddict:
+ elif constants.IDISK_ADOPT in ddict:
if mode == constants.INSTANCE_IMPORT:
raise errors.OpPrereqError("Disk adoption not allowed for instance"
" import")
- ddict["size"] = 0
+ ddict[constants.IDISK_SIZE] = 0
else:
raise errors.OpPrereqError("Missing size or adoption source for"
" disk %d" % didx)
disks[didx] = ddict
- utils.ForceDictType(opts.beparams, constants.BES_PARAMETER_TYPES)
+ if opts.tags is not None:
+ tags = opts.tags.split(",")
+ else:
+ tags = []
+
+ utils.ForceDictType(opts.beparams, constants.BES_PARAMETER_COMPAT)
utils.ForceDictType(hvparams, constants.HVS_PARAMETER_TYPES)
if mode == constants.INSTANCE_CREATE:
start = opts.start
os_type = opts.os
+ force_variant = opts.force_variant
src_node = None
src_path = None
no_install = opts.no_install
elif mode == constants.INSTANCE_IMPORT:
start = False
os_type = None
+ force_variant = False
src_node = opts.src_node
src_path = opts.src_dir
no_install = None
else:
raise errors.ProgrammerError("Invalid creation mode %s" % mode)
- op = opcodes.OpCreateInstance(instance_name=instance,
+ op = opcodes.OpInstanceCreate(instance_name=instance,
disks=disks,
disk_template=opts.disk_template,
nics=nics,
hypervisor=hypervisor,
hvparams=hvparams,
beparams=opts.beparams,
+ osparams=opts.osparams,
mode=mode,
start=start,
os_type=os_type,
+ force_variant=force_variant,
src_node=src_node,
src_path=src_path,
+ tags=tags,
no_install=no_install,
- identify_defaults=identify_defaults)
+ identify_defaults=identify_defaults,
+ ignore_ipolicy=opts.ignore_ipolicy)
SubmitOrSend(op, opts)
return 0
"""
# Pause watcher by acquiring an exclusive lock on watcher state file
self.feedback_fn("Blocking watcher")
- watcher_block = utils.FileLock.Open(constants.WATCHER_STATEFILE)
+ watcher_block = utils.FileLock.Open(constants.WATCHER_LOCK_FILE)
try:
# TODO: Currently, this just blocks. There's no timeout.
# TODO: Should it be a shared lock?
if unitfields is None:
unitfields = []
- numfields = utils.FieldSet(*numfields) # pylint: disable-msg=W0142
- unitfields = utils.FieldSet(*unitfields) # pylint: disable-msg=W0142
+ numfields = utils.FieldSet(*numfields) # pylint: disable=W0142
+ unitfields = utils.FieldSet(*unitfields) # pylint: disable=W0142
format_fields = []
for field in fields:
if separator is None:
mlens = [0 for name in fields]
- format = ' '.join(format_fields)
+ format_str = " ".join(format_fields)
else:
- format = separator.replace("%", "%%").join(format_fields)
+ format_str = separator.replace("%", "%%").join(format_fields)
for row in data:
if row is None:
mlens[idx] = max(mlens[idx], len(hdr))
args.append(mlens[idx])
args.append(hdr)
- result.append(format % tuple(args))
+ result.append(format_str % tuple(args))
if separator is None:
assert len(mlens) == len(fields)
for line in data:
args = []
if line is None:
- line = ['-' for _ in fields]
+ line = ["-" for _ in fields]
for idx in range(len(fields)):
if separator is None:
args.append(mlens[idx])
args.append(line[idx])
- result.append(format % tuple(args))
+ result.append(format_str % tuple(args))
return result
+def _FormatBool(value):
+ """Formats a boolean value as a string.
+
+ """
+ if value:
+ return "Y"
+ return "N"
+
+
+#: Default formatting for query results; (callback, align right)
+_DEFAULT_FORMAT_QUERY = {
+ constants.QFT_TEXT: (str, False),
+ constants.QFT_BOOL: (_FormatBool, False),
+ constants.QFT_NUMBER: (str, True),
+ constants.QFT_TIMESTAMP: (utils.FormatTime, False),
+ constants.QFT_OTHER: (str, False),
+ constants.QFT_UNKNOWN: (str, False),
+ }
+
+
+def _GetColumnFormatter(fdef, override, unit):
+ """Returns formatting function for a field.
+
+ @type fdef: L{objects.QueryFieldDefinition}
+ @type override: dict
+ @param override: Dictionary for overriding field formatting functions,
+ indexed by field name, contents like L{_DEFAULT_FORMAT_QUERY}
+ @type unit: string
+ @param unit: Unit used for formatting fields of type L{constants.QFT_UNIT}
+ @rtype: tuple; (callable, bool)
+ @return: Returns the function to format a value (takes one parameter) and a
+ boolean for aligning the value on the right-hand side
+
+ """
+ fmt = override.get(fdef.name, None)
+ if fmt is not None:
+ return fmt
+
+ assert constants.QFT_UNIT not in _DEFAULT_FORMAT_QUERY
+
+ if fdef.kind == constants.QFT_UNIT:
+ # Can't keep this information in the static dictionary
+ return (lambda value: utils.FormatUnit(value, unit), True)
+
+ fmt = _DEFAULT_FORMAT_QUERY.get(fdef.kind, None)
+ if fmt is not None:
+ return fmt
+
+ raise NotImplementedError("Can't format column type '%s'" % fdef.kind)
+
+
+class _QueryColumnFormatter:
+ """Callable class for formatting fields of a query.
+
+ """
+ def __init__(self, fn, status_fn, verbose):
+ """Initializes this class.
+
+ @type fn: callable
+ @param fn: Formatting function
+ @type status_fn: callable
+ @param status_fn: Function to report fields' status
+ @type verbose: boolean
+ @param verbose: whether to use verbose field descriptions or not
+
+ """
+ self._fn = fn
+ self._status_fn = status_fn
+ self._verbose = verbose
+
+ def __call__(self, data):
+ """Returns a field's string representation.
+
+ """
+ (status, value) = data
+
+ # Report status
+ self._status_fn(status)
+
+ if status == constants.RS_NORMAL:
+ return self._fn(value)
+
+ assert value is None, \
+ "Found value %r for abnormal status %s" % (value, status)
+
+ return FormatResultError(status, self._verbose)
+
+
+def FormatResultError(status, verbose):
+ """Formats result status other than L{constants.RS_NORMAL}.
+
+ @param status: The result status
+ @type verbose: boolean
+ @param verbose: Whether to return the verbose text
+ @return: Text of result status
+
+ """
+ assert status != constants.RS_NORMAL, \
+ "FormatResultError called with status equal to constants.RS_NORMAL"
+ try:
+ (verbose_text, normal_text) = constants.RSS_DESCRIPTION[status]
+ except KeyError:
+ raise NotImplementedError("Unknown status %s" % status)
+ else:
+ if verbose:
+ return verbose_text
+ return normal_text
+
+
+def FormatQueryResult(result, unit=None, format_override=None, separator=None,
+ header=False, verbose=False):
+ """Formats data in L{objects.QueryResponse}.
+
+ @type result: L{objects.QueryResponse}
+ @param result: result of query operation
+ @type unit: string
+ @param unit: Unit used for formatting fields of type L{constants.QFT_UNIT},
+ see L{utils.text.FormatUnit}
+ @type format_override: dict
+ @param format_override: Dictionary for overriding field formatting functions,
+ indexed by field name, contents like L{_DEFAULT_FORMAT_QUERY}
+ @type separator: string or None
+ @param separator: String used to separate fields
+ @type header: bool
+ @param header: Whether to output header row
+ @type verbose: boolean
+ @param verbose: whether to use verbose field descriptions or not
+
+ """
+ if unit is None:
+ if separator:
+ unit = "m"
+ else:
+ unit = "h"
+
+ if format_override is None:
+ format_override = {}
+
+ stats = dict.fromkeys(constants.RS_ALL, 0)
+
+ def _RecordStatus(status):
+ if status in stats:
+ stats[status] += 1
+
+ columns = []
+ for fdef in result.fields:
+ assert fdef.title and fdef.name
+ (fn, align_right) = _GetColumnFormatter(fdef, format_override, unit)
+ columns.append(TableColumn(fdef.title,
+ _QueryColumnFormatter(fn, _RecordStatus,
+ verbose),
+ align_right))
+
+ table = FormatTable(result.data, columns, header, separator)
+
+ # Collect statistics
+ assert len(stats) == len(constants.RS_ALL)
+ assert compat.all(count >= 0 for count in stats.values())
+
+ # Determine overall status. If there was no data, unknown fields must be
+ # detected via the field definitions.
+ if (stats[constants.RS_UNKNOWN] or
+ (not result.data and _GetUnknownFields(result.fields))):
+ status = QR_UNKNOWN
+ elif compat.any(count > 0 for key, count in stats.items()
+ if key != constants.RS_NORMAL):
+ status = QR_INCOMPLETE
+ else:
+ status = QR_NORMAL
+
+ return (status, table)
+
+
+def _GetUnknownFields(fdefs):
+ """Returns list of unknown fields included in C{fdefs}.
+
+ @type fdefs: list of L{objects.QueryFieldDefinition}
+
+ """
+ return [fdef for fdef in fdefs
+ if fdef.kind == constants.QFT_UNKNOWN]
+
+
+def _WarnUnknownFields(fdefs):
+ """Prints a warning to stderr if a query included unknown fields.
+
+ @type fdefs: list of L{objects.QueryFieldDefinition}
+
+ """
+ unknown = _GetUnknownFields(fdefs)
+ if unknown:
+ ToStderr("Warning: Queried for unknown fields %s",
+ utils.CommaJoin(fdef.name for fdef in unknown))
+ return True
+
+ return False
+
+
+def GenericList(resource, fields, names, unit, separator, header, cl=None,
+ format_override=None, verbose=False, force_filter=False):
+ """Generic implementation for listing all items of a resource.
+
+ @param resource: One of L{constants.QR_VIA_LUXI}
+ @type fields: list of strings
+ @param fields: List of fields to query for
+ @type names: list of strings
+ @param names: Names of items to query for
+ @type unit: string or None
+ @param unit: Unit used for formatting fields of type L{constants.QFT_UNIT} or
+ None for automatic choice (human-readable for non-separator usage,
+ otherwise megabytes); this is a one-letter string
+ @type separator: string or None
+ @param separator: String used to separate fields
+ @type header: bool
+ @param header: Whether to show header row
+ @type force_filter: bool
+ @param force_filter: Whether to always treat names as filter
+ @type format_override: dict
+ @param format_override: Dictionary for overriding field formatting functions,
+ indexed by field name, contents like L{_DEFAULT_FORMAT_QUERY}
+ @type verbose: boolean
+ @param verbose: whether to use verbose field descriptions or not
+
+ """
+ if not names:
+ names = None
+
+ qfilter = qlang.MakeFilter(names, force_filter)
+
+ if cl is None:
+ cl = GetClient()
+
+ response = cl.Query(resource, fields, qfilter)
+
+ found_unknown = _WarnUnknownFields(response.fields)
+
+ (status, data) = FormatQueryResult(response, unit=unit, separator=separator,
+ header=header,
+ format_override=format_override,
+ verbose=verbose)
+
+ for line in data:
+ ToStdout(line)
+
+ assert ((found_unknown and status == QR_UNKNOWN) or
+ (not found_unknown and status != QR_UNKNOWN))
+
+ if status == QR_UNKNOWN:
+ return constants.EXIT_UNKNOWN_FIELD
+
+ # TODO: Should the list command fail if not all data could be collected?
+ return constants.EXIT_SUCCESS
+
+
+def GenericListFields(resource, fields, separator, header, cl=None):
+ """Generic implementation for listing fields for a resource.
+
+ @param resource: One of L{constants.QR_VIA_LUXI}
+ @type fields: list of strings
+ @param fields: List of fields to query for
+ @type separator: string or None
+ @param separator: String used to separate fields
+ @type header: bool
+ @param header: Whether to show header row
+
+ """
+ if cl is None:
+ cl = GetClient()
+
+ if not fields:
+ fields = None
+
+ response = cl.QueryFields(resource, fields)
+
+ found_unknown = _WarnUnknownFields(response.fields)
+
+ columns = [
+ TableColumn("Name", str, False),
+ TableColumn("Title", str, False),
+ TableColumn("Description", str, False),
+ ]
+
+ rows = [[fdef.name, fdef.title, fdef.doc] for fdef in response.fields]
+
+ for line in FormatTable(rows, columns, header, separator):
+ ToStdout(line)
+
+ if found_unknown:
+ return constants.EXIT_UNKNOWN_FIELD
+
+ return constants.EXIT_SUCCESS
+
+
+class TableColumn:
+ """Describes a column for L{FormatTable}.
+
+ """
+ def __init__(self, title, fn, align_right):
+ """Initializes this class.
+
+ @type title: string
+ @param title: Column title
+ @type fn: callable
+ @param fn: Formatting function
+ @type align_right: bool
+ @param align_right: Whether to align values on the right-hand side
+
+ """
+ self.title = title
+ self.format = fn
+ self.align_right = align_right
+
+
+def _GetColFormatString(width, align_right):
+ """Returns the format string for a field.
+
+ """
+ if align_right:
+ sign = ""
+ else:
+ sign = "-"
+
+ return "%%%s%ss" % (sign, width)
+
+
+def FormatTable(rows, columns, header, separator):
+ """Formats data as a table.
+
+ @type rows: list of lists
+ @param rows: Row data, one list per row
+ @type columns: list of L{TableColumn}
+ @param columns: Column descriptions
+ @type header: bool
+ @param header: Whether to show header row
+ @type separator: string or None
+ @param separator: String used to separate columns
+
+ """
+ if header:
+ data = [[col.title for col in columns]]
+ colwidth = [len(col.title) for col in columns]
+ else:
+ data = []
+ colwidth = [0 for _ in columns]
+
+ # Format row data
+ for row in rows:
+ assert len(row) == len(columns)
+
+ formatted = [col.format(value) for value, col in zip(row, columns)]
+
+ if separator is None:
+ # Update column widths
+ for idx, (oldwidth, value) in enumerate(zip(colwidth, formatted)):
+ # Modifying a list's items while iterating is fine
+ colwidth[idx] = max(oldwidth, len(value))
+
+ data.append(formatted)
+
+ if separator is not None:
+ # Return early if a separator is used
+ return [separator.join(row) for row in data]
+
+ if columns and not columns[-1].align_right:
+ # Avoid unnecessary spaces at end of line
+ colwidth[-1] = 0
+
+ # Build format string
+ fmt = " ".join([_GetColFormatString(width, col.align_right)
+ for col, width in zip(columns, colwidth)])
+
+ return [fmt % tuple(row) for row in data]
+
+
def FormatTimestamp(ts):
"""Formats a given timestamp.
@return: a string with the formatted timestamp
"""
- if not isinstance (ts, (tuple, list)) or len(ts) != 2:
- return '?'
+ if not isinstance(ts, (tuple, list)) or len(ts) != 2:
+ return "?"
sec, usec = ts
return time.strftime("%F %T", time.localtime(sec)) + ".%06d" % usec
if not value:
raise errors.OpPrereqError("Empty time specification passed")
suffix_map = {
- 's': 1,
- 'm': 60,
- 'h': 3600,
- 'd': 86400,
- 'w': 604800,
+ "s": 1,
+ "m": 60,
+ "h": 3600,
+ "d": 86400,
+ "w": 604800,
}
if value[-1] not in suffix_map:
try:
def GetOnlineNodes(nodes, cl=None, nowarn=False, secondary_ips=False,
- filter_master=False):
+ filter_master=False, nodegroup=None):
"""Returns the names of online nodes.
This function will also log a warning on stderr with the names of
@param filter_master: if True, do not return the master node in the list
(useful in coordination with secondary_ips where we cannot check our
node name against the list)
+ @type nodegroup: string
+ @param nodegroup: If set, only return nodes in this node group
"""
if cl is None:
cl = GetClient()
- if secondary_ips:
- name_idx = 2
- else:
- name_idx = 0
+ qfilter = []
+
+ if nodes:
+ qfilter.append(qlang.MakeSimpleFilter("name", nodes))
+
+ if nodegroup is not None:
+ qfilter.append([qlang.OP_OR, [qlang.OP_EQUAL, "group", nodegroup],
+ [qlang.OP_EQUAL, "group.uuid", nodegroup]])
if filter_master:
- master_node = cl.QueryConfigValues(["master_node"])[0]
- filter_fn = lambda x: x != master_node
+ qfilter.append([qlang.OP_NOT, [qlang.OP_TRUE, "master"]])
+
+ if qfilter:
+ if len(qfilter) > 1:
+ final_filter = [qlang.OP_AND] + qfilter
+ else:
+ assert len(qfilter) == 1
+ final_filter = qfilter[0]
else:
- filter_fn = lambda _: True
+ final_filter = None
+
+ result = cl.Query(constants.QR_NODE, ["name", "offline", "sip"], final_filter)
+
+ def _IsOffline(row):
+ (_, (_, offline), _) = row
+ return offline
+
+ def _GetName(row):
+ ((_, name), _, _) = row
+ return name
+
+ def _GetSip(row):
+ (_, _, (_, sip)) = row
+ return sip
+
+ (offline, online) = compat.partition(result.data, _IsOffline)
- result = cl.QueryNodes(names=nodes, fields=["name", "offline", "sip"],
- use_locking=False)
- offline = [row[0] for row in result if row[1]]
if offline and not nowarn:
- ToStderr("Note: skipping offline node(s): %s" % utils.CommaJoin(offline))
- return [row[name_idx] for row in result if not row[1] and filter_fn(row[0])]
+ ToStderr("Note: skipping offline node(s): %s" %
+ utils.CommaJoin(map(_GetName, offline)))
+
+ if secondary_ips:
+ fn = _GetSip
+ else:
+ fn = _GetName
+
+ return map(fn, online)
def _ToStream(stream, txt, *args):
@param txt: the message
"""
- if args:
- args = tuple(args)
- stream.write(txt % args)
- else:
- stream.write(txt)
- stream.write('\n')
- stream.flush()
+ try:
+ if args:
+ args = tuple(args)
+ stream.write(txt % args)
+ else:
+ stream.write(txt)
+ stream.write("\n")
+ stream.flush()
+ except IOError, err:
+ if err.errno == errno.EPIPE:
+ # our terminal went away, we'll exit
+ sys.exit(constants.EXIT_FAILURE)
+ else:
+ raise
def ToStdout(txt, *args):
self.jobs = []
self.opts = opts
self.feedback_fn = feedback_fn
+ self._counter = itertools.count()
+
+ @staticmethod
+ def _IfName(name, fmt):
+ """Helper function for formatting name.
+
+ """
+ if name:
+ return fmt % name
+
+ return ""
def QueueJob(self, name, *ops):
"""Record a job for later submit.
@type name: string
@param name: a description of the job, will be used in WaitJobSet
+
"""
SetGenericOpcodeOpts(ops, self.opts)
- self.queue.append((name, ops))
+ self.queue.append((self._counter.next(), name, ops))
+
+ def AddJobId(self, name, status, job_id):
+ """Adds a job ID to the internal queue.
+
+ """
+ self.jobs.append((self._counter.next(), status, job_id, name))
- def SubmitPending(self):
+ def SubmitPending(self, each=False):
"""Submit all pending jobs.
"""
- results = self.cl.SubmitManyJobs([row[1] for row in self.queue])
- for (idx, ((status, data), (name, _))) in enumerate(zip(results,
- self.queue)):
+ if each:
+ results = []
+ for (_, _, ops) in self.queue:
+ # SubmitJob will remove the success status, but raise an exception if
+ # the submission fails, so we'll notice that anyway.
+ results.append([True, self.cl.SubmitJob(ops)[0]])
+ else:
+ results = self.cl.SubmitManyJobs([ops for (_, _, ops) in self.queue])
+ for ((status, data), (idx, name, _)) in zip(results, self.queue):
self.jobs.append((idx, status, data, name))
def _ChooseJob(self):
"""
assert self.jobs, "_ChooseJob called with empty job list"
- result = self.cl.QueryJobs([i[2] for i in self.jobs], ["status"])
+ result = self.cl.QueryJobs([i[2] for i in self.jobs[:_CHOOSE_BATCH]],
+ ["status"])
assert result
for job_data, status in zip(self.jobs, result):
- if status[0] in (constants.JOB_STATUS_QUEUED,
- constants.JOB_STATUS_WAITLOCK,
- constants.JOB_STATUS_CANCELING):
- # job is still waiting
+ if (isinstance(status, list) and status and
+ status[0] in (constants.JOB_STATUS_QUEUED,
+ constants.JOB_STATUS_WAITING,
+ constants.JOB_STATUS_CANCELING)):
+ # job is still present and waiting
continue
- # good candidate found
+ # good candidate found (either running job or lost job)
self.jobs.remove(job_data)
return job_data
ToStdout("Submitted jobs %s", utils.CommaJoin(ok_jobs))
# first, remove any non-submitted jobs
- self.jobs, failures = utils.partition(self.jobs, lambda x: x[1])
+ self.jobs, failures = compat.partition(self.jobs, lambda x: x[1])
for idx, _, jid, name in failures:
- ToStderr("Failed to submit job for %s: %s", name, jid)
+ ToStderr("Failed to submit job%s: %s", self._IfName(name, " for %s"), jid)
results.append((idx, False, jid))
while self.jobs:
(idx, _, jid, name) = self._ChooseJob()
- ToStdout("Waiting for job %s for %s...", jid, name)
+ ToStdout("Waiting for job %s%s ...", jid, self._IfName(name, " for %s"))
try:
job_result = PollJob(jid, cl=self.cl, feedback_fn=self.feedback_fn)
success = True
+ except errors.JobLost, err:
+ _, job_result = FormatError(err)
+ ToStderr("Job %s%s has been archived, cannot check its result",
+ jid, self._IfName(name, " for %s"))
+ success = False
except (errors.GenericError, luxi.ProtocolError), err:
_, job_result = FormatError(err)
success = False
# the error message will always be shown, verbose or not
- ToStderr("Job %s for %s has failed: %s", jid, name, job_result)
+ ToStderr("Job %s%s has failed: %s",
+ jid, self._IfName(name, " for %s"), job_result)
results.append((idx, success, job_result))
ToStdout("%s: %s", result, name)
else:
ToStderr("Failure for %s: %s", name, result)
+ return [row[1:3] for row in self.jobs]
+
+
+def FormatParameterDict(buf, param_dict, actual, level=1):
+ """Formats a parameter dictionary.
+
+ @type buf: L{StringIO}
+ @param buf: the buffer into which to write
+ @type param_dict: dict
+ @param param_dict: the own parameters
+ @type actual: dict
+ @param actual: the current parameter set (including defaults)
+ @param level: Level of indent
+
+ """
+ indent = " " * level
+ for key in sorted(actual):
+ val = param_dict.get(key, "default (%s)" % actual[key])
+ buf.write("%s- %s: %s\n" % (indent, key, val))
+
+
+def ConfirmOperation(names, list_type, text, extra=""):
+ """Ask the user to confirm an operation on a list of list_type.
+
+ This function is used to request confirmation for doing an operation
+ on a given list of list_type.
+
+ @type names: list
+ @param names: the list of names that we display when
+ we ask for confirmation
+ @type list_type: str
+ @param list_type: Human readable name for elements in the list (e.g. nodes)
+ @type text: str
+ @param text: the operation that the user should confirm
+ @rtype: boolean
+ @return: True or False depending on user's confirmation.
+
+ """
+ count = len(names)
+ msg = ("The %s will operate on %d %s.\n%s"
+ "Do you want to continue?" % (text, count, list_type, extra))
+ affected = (("\nAffected %s:\n" % list_type) +
+ "\n".join([" %s" % name for name in names]))
+
+ choices = [("y", True, "Yes, execute the %s" % text),
+ ("n", False, "No, abort the %s" % text)]
+
+ if count > 20:
+ choices.insert(1, ("v", "v", "View the list of affected %s" % list_type))
+ question = msg
+ else:
+ question = msg + affected
+
+ choice = AskUser(question, choices)
+ if choice == "v":
+ choices.pop(1)
+ choice = AskUser(msg + affected, choices)
+ return choice