#
#
-# Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 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
"ALLOCATABLE_OPT",
"ALLOC_POLICY_OPT",
"ALL_OPT",
+ "ALLOW_FAILOVER_OPT",
"AUTO_PROMOTE_OPT",
"AUTO_REPLACE_OPT",
"BACKEND_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",
"DEFAULT_IALLOCATOR_OPT",
"IDENTIFY_DEFAULTS_OPT",
"IGNORE_CONSIST_OPT",
+ "IGNORE_ERRORS_OPT",
"IGNORE_FAILURES_OPT",
"IGNORE_OFFLINE_OPT",
"IGNORE_REMOVE_FAILURES_OPT",
"MAC_PREFIX_OPT",
"MAINTAIN_NODE_HEALTH_OPT",
"MASTER_NETDEV_OPT",
+ "MASTER_NETMASK_OPT",
"MC_OPT",
"MIGRATION_MODE_OPT",
"NET_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",
"NONICS_OPT",
"NONLIVE_OPT",
"NONPLUS1_OPT",
+ "NORUNTIME_CHGS_OPT",
"NOSHUTDOWN_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",
"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",
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
ARGS_MANY_GROUPS = [ArgGroup()]
ARGS_ONE_INSTANCE = [ArgInstance(min=1, max=1)]
ARGS_ONE_NODE = [ArgNode(min=1, max=1)]
-ARGS_ONE_GROUP = [ArgInstance(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)
if not args:
raise errors.OpPrereqError("No tags to be added")
op = opcodes.OpTagsSet(kind=kind, name=name, tags=args)
- SubmitOpCode(op, opts=opts)
+ SubmitOrSend(op, opts)
def RemoveTags(opts, args):
if not args:
raise errors.OpPrereqError("No tags to be removed")
op = opcodes.OpTagsDel(kind=kind, name=name, tags=args)
- SubmitOpCode(op, opts=opts)
+ SubmitOrSend(op, 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)
msg = "Cannot pass options when removing parameter groups: %s" % value
raise errors.ParameterError(msg)
retval = (ident[len(NO_PREFIX):], False)
- elif ident.startswith(UN_PREFIX):
+ elif (ident.startswith(UN_PREFIX) and
+ (len(ident) <= len(UN_PREFIX) or
+ not ident[len(UN_PREFIX)][0].isdigit())):
if rest:
msg = "Cannot pass options when removing parameter groups: %s" % value
raise errors.ParameterError(msg)
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,
"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'),
+ 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",
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")
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))
help="Do not install the OS (will"
" enable no-start)")
+NORUNTIME_CHGS_OPT = cli_option("--no-runtime-changes",
+ dest="allow_runtime_chgs",
+ default=True, action="store_false",
+ help="Don't allow runtime changes")
+
BACKEND_OPT = cli_option("-B", "--backend-parameters", dest="beparams",
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"
" times, if not given defaults to all nodes)",
completion_suggest=OPT_COMPL_ONE_NODE)
-NODEGROUP_OPT = cli_option("-g", "--node-group",
+NODEGROUP_OPT_NAME = "--node-group"
+NODEGROUP_OPT = cli_option("-g", NODEGROUP_OPT_NAME,
dest="nodegroup",
help="Node group (name or uuid)",
metavar="<nodegroup>",
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,
help="Set the master_candidate flag on the node")
" [%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",
metavar="NETDEV",
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-"
"wide) for storing the file-based disks [%s]" %
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)
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",
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]
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:
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 + 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]
"""
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")
ToStderr("Job %s is waiting in queue", job_id)
self.notified_queued = True
- elif status == constants.JOB_STATUS_WAITLOCK and not self.notified_waitlock:
+ 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
"%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):
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
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:
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_str = ' '.join(format_fields)
+ format_str = " ".join(format_fields)
else:
format_str = separator.replace("%", "%%").join(format_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])
"""Callable class for formatting fields of a query.
"""
- def __init__(self, fn, status_fn):
+ 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.
assert value is None, \
"Found value %r for abnormal status %s" % (value, status)
- if status == constants.RS_UNKNOWN:
- return "(unknown)"
+ return FormatResultError(status, self._verbose)
- if status == constants.RS_NODATA:
- return "(nodata)"
- if status == constants.RS_UNAVAIL:
- return "(unavail)"
+def FormatResultError(status, verbose):
+ """Formats result status other than L{constants.RS_NORMAL}.
- if status == constants.RS_OFFLINE:
- return "(offline)"
+ @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):
+ header=False, verbose=False):
"""Formats data in L{objects.QueryResponse}.
@type result: L{objects.QueryResponse}
@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:
assert fdef.title and fdef.name
(fn, align_right) = _GetColumnFormatter(fdef, format_override, unit)
columns.append(TableColumn(fdef.title,
- _QueryColumnFormatter(fn, _RecordStatus),
+ _QueryColumnFormatter(fn, _RecordStatus,
+ verbose),
align_right))
table = FormatTable(result.data, columns, header, separator)
def GenericList(resource, fields, names, unit, separator, header, cl=None,
- format_override=None):
+ format_override=None, verbose=False, force_filter=False,
+ namefield=None, qfilter=None):
"""Generic implementation for listing all items of a resource.
- @param resource: One of L{constants.QR_OP_LUXI}
+ @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 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
+ @type namefield: string
+ @param namefield: Name of field to use for simple filters (see
+ L{qlang.MakeFilter} for details)
+ @type qfilter: list or None
+ @param qfilter: Query filter (in addition to names)
"""
- if cl is None:
- cl = GetClient()
-
if not names:
names = None
- response = cl.Query(resource, fields, qlang.MakeSimpleFilter("name", names))
+ namefilter = qlang.MakeFilter(names, force_filter, namefield=namefield)
+
+ if qfilter is None:
+ qfilter = namefilter
+ elif namefilter is not None:
+ qfilter = [qlang.OP_AND, namefilter, qfilter]
+
+ 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)
+ format_override=format_override,
+ verbose=verbose)
for line in data:
ToStdout(line)
def GenericListFields(resource, fields, separator, header, cl=None):
"""Generic implementation for listing fields for a resource.
- @param resource: One of L{constants.QR_OP_LUXI}
+ @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
columns = [
TableColumn("Name", str, False),
TableColumn("Title", str, False),
- # TODO: Add field description to master daemon
+ TableColumn("Description", str, False),
]
- rows = [[fdef.name, fdef.title] for fdef in response.fields]
+ rows = [[fdef.name, fdef.title, fdef.doc] for fdef in response.fields]
for line in FormatTable(rows, columns, header, separator):
ToStdout(line)
@return: a string with the formatted timestamp
"""
- 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 isinstance(ts, (tuple, list)) or len(ts) != 2:
+ return "?"
+
+ (sec, usecs) = ts
+ return utils.FormatTime(sec, usecs=usecs)
def ParseTimespec(value):
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, each=False):
"""Submit all pending jobs.
"""
if each:
results = []
- for row in self.queue:
+ 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(row[1])])
+ results.append([True, self.cl.SubmitJob(ops)[0]])
else:
- results = self.cl.SubmitManyJobs([row[1] for row in self.queue])
- for (idx, ((status, data), (name, _))) in enumerate(zip(results,
- self.queue)):
+ 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 (isinstance(status, list) and status and
status[0] in (constants.JOB_STATUS_QUEUED,
- constants.JOB_STATUS_WAITLOCK,
+ constants.JOB_STATUS_WAITING,
constants.JOB_STATUS_CANCELING)):
# job is still present and waiting
continue
# first, remove any non-submitted jobs
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 for %s has been archived, cannot check its result",
- jid, name)
+ 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))
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