/usr/share/pyshared/lsm/cmdline.py is in python-libstoragemgmt 0.0.20-2.
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# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
# Author: tasleson
from optparse import OptionParser, OptionGroup
import optparse
import os
import re
import string
import textwrap
import sys
import getpass
import time
import common
import client
import data
from version import VERSION
from data import Capabilities
##@package lsm.cmdline
## Users are reporting errors with broken pipe when piping output
# to another program. This appears to be related to this issue:
# http://bugs.python.org/issue11380
# Unable to reproduce, but hopefully this will address it.
# @param msg The message to be written to stdout
def out(msg):
try:
sys.stdout.write(str(msg))
sys.stdout.write("\n")
sys.stdout.flush()
except IOError:
sys.exit(1)
## Wraps the invocation to the command line
# @param client Object to invoke calls on (optional)
def cmd_line_wrapper(client=None):
"""
Common command line code, called.
"""
try:
cli = CmdLine()
cli.process(client)
except ArgError as ae:
sys.stderr.write(str(ae))
sys.stderr.flush()
sys.exit(2)
except common.LsmError as le:
sys.stderr.write(str(le) + "\n")
sys.stderr.flush()
sys.exit(4)
except KeyboardInterrupt:
sys.exit(1)
## Simple class used to handle \n in optparse output
class MyWrapper:
"""
Handle \n in text for the command line help etc.
"""
@staticmethod
def wrap(text, width=70, **kw):
rc = []
for line in text.split("\n"):
rc.extend(textwrap.wrap(line, width, **kw))
return rc
@staticmethod
def fill(text, width=70, **kw):
rc = []
for line in text.split("\n"):
rc.append(textwrap.fill(line, width, **kw))
return "\n".join(rc)
## This class represents a command line argument error
class ArgError(Exception):
def __init__(self, message, *args, **kwargs):
"""
Class represents an error.
"""
Exception.__init__(self, *args, **kwargs)
self.msg = message
def __str__(self):
return "%s: error: %s\n" % (os.path.basename(sys.argv[0]), self.msg)
## Prefixes cmd with "cmd_"
# @param cmd The command to prefix with cmd_"
# @return The cmd string prefixed with "cmd_"
def _c(cmd):
return "cmd_" + cmd
## Prefixes option with "opt_"
# @param option The option to prefix with "opt_"
# @return The option string prefixed with "opt_"
def _o(option):
return "opt_" + option
## Class that encapsulates the command line arguments for lsmcli
# Note: This class is used by lsmcli and any python plug-ins.
class CmdLine:
"""
Command line interface class.
"""
##
# Warn of imminent data loss
# @param deleting Indicate data will be lost vs. may be lost (re-size)
# @return True if operation confirmed, else False
def confirm_prompt(self, deleting):
"""
Give the user a chance to bail.
"""
if not self.options.force:
msg = "will" if deleting else "may"
out("Warning: You are about to do an operation that %s cause data "
"to be lost!\nPress [Y|y] to continue, any other key to abort"
% msg)
pressed = common.getch()
if pressed.upper() == 'Y':
return True
else:
out('Operation aborted!')
return False
else:
return True
##
# Tries to make the output better when it varies considerably from
# plug-in to plug-in.
# @param rows Data, first row is header all other data.
def display_table(self, rows):
"""
Creates a nicer text dump of tabular data. First row should be the
column headers.
"""
#If any of the table cells is another list, lets flatten using the sep
for i in range(len(rows)):
for j in range(len(rows[i])):
if isinstance(rows[i][j], list):
rows[i][j] = self._list(rows[i][j])
if self.options.sep is not None:
s = self.options.sep
#See if we want to display the header or not!
start = 1
if self.options.header:
start = 0
for i in range(start, len(rows)):
out(s.join([str(x) for x in rows[i]]))
else:
if len(rows) >= 2:
#Get the max length of each column
lens = []
for l in zip(*rows):
lens.append(max(len(str(x)) for x in l))
data_formats = []
header_formats = []
#Build the needed format
for i in range(len(rows[0])):
header_formats.append("%%-%ds" % lens[i])
#If the row contains numerical data we will right justify.
if isinstance(rows[1][i], int):
data_formats.append("%%%dd" % lens[i])
else:
data_formats.append("%%-%ds" % lens[i])
#Print the header, header separator and then row data.
header_pattern = " | ".join(header_formats)
out(header_pattern % tuple(rows[0]))
out("-+-".join(['-' * n for n in lens]))
data_pattern = " | ".join(data_formats)
for i in range(1, len(rows)):
out(data_pattern % tuple(rows[i]))
def display_data(self, d):
if d and len(d):
rows = d[0].column_headers()
for r in d:
rows.extend(
r.column_data(self.options.human, self.options.enum))
self.display_table(rows)
## All the command line arguments and options are created in this method
# @param self The this object pointer
def cli(self):
"""
Command line interface parameters
"""
usage = "usage: %prog [options]... [command]... [command options]..."
optparse.textwrap = MyWrapper
parser = OptionParser(usage=usage, version="%prog " + VERSION)
parser.description = 'libStorageMgmt command line interface. \n'
parser.epilog = ('Copyright 2012-2013 Red Hat, Inc.\n'
'Please report bugs to '
'<libstoragemgmt-devel@lists.sourceforge.net>\n')
parser.add_option('-u', '--uri', action="store", type="string",
dest="uri",
help='uniform resource identifier (env LSMCLI_URI)')
parser.add_option('-P', '--prompt', action="store_true", dest="prompt",
help='prompt for password (env LSMCLI_PASSWORD)')
parser.add_option('-H', '--human', action="store_true", dest="human",
help='print sizes in human readable format\n'
'(e.g., MiB, GiB, TiB)')
parser.add_option('-t', '--terse', action="store", dest="sep",
help='print output in terse form with "SEP" '
'as a record separator')
parser.add_option('-e', '--enum', action="store_true", dest="enum",
default=False,
help='display enumerated types as numbers '
'instead of text')
parser.add_option('-f', '--force', action="store_true", dest="force",
default=False,
help='bypass confirmation prompt for data '
'loss operations')
parser.add_option('-w', '--wait', action="store", type="int",
dest="wait", default=30000,
help="command timeout value in ms (default = 30s)")
parser.add_option('', '--header', action="store_true", dest="header",
help='include the header with terse')
parser.add_option('-b', '', action="store_true", dest="async",
default=False,
help='run the command async. instead of waiting '
'for completion\n'
'command will exit(7) and job id written '
'to stdout.')
#What action we want to take
commands = OptionGroup(parser, 'Commands')
list_choices = ['VOLUMES', 'INITIATORS', 'POOLS', 'FS', 'SNAPSHOTS',
'EXPORTS', "NFS_CLIENT_AUTH", 'ACCESS_GROUPS',
'SYSTEMS']
commands.add_option('-l', '--list', action="store", type="choice",
dest="cmd_list",
#metavar='<'+ ",".join(list_choices) + '>',
metavar='<type>',
choices=list_choices,
help='List records of type: ' + ",".join(
list_choices) + '\n'
'Note: SNAPSHOTS requires '
'--fs <fs id>')
commands.add_option('', '--capabilities', action="store", type="string",
dest=_c("capabilities"),
metavar='<system id>',
help='Retrieves array capabilities')
commands.add_option('', '--plugin-info', action="store_true",
dest=_c("plugin-info"),
help='Retrieves plugin description and version')
commands.add_option('', '--delete-fs', action="store", type="string",
dest=_c("delete-fs"),
metavar='<fs id>',
help='Delete a filesystem')
commands.add_option('', '--delete-access-group', action="store",
type="string",
dest=_c("delete-access-group"),
metavar='<group id>',
help='Deletes an access group')
commands.add_option('', '--access-group-add', action="store",
type="string",
dest=_c("access-group-add"),
metavar='<access group id>',
help='Adds an initiator to an access group, '
'requires:\n'
'--id <initiator id\n'
'--type <initiator type>')
commands.add_option('', '--access-group-remove', action="store",
type="string",
dest=_c("access-group-remove"),
metavar='<access group id>',
help='Removes an initiator from an access group, '
'requires:\n'
'--id <initiator id>')
commands.add_option('', '--create-volume', action="store",
type="string",
dest=_c("create-volume"),
metavar='<volume name>',
help="Creates a volume (logical unit) requires:\n"
"--size <volume size>\n"
"--pool <pool id>\n"
"--provisioning (optional) "
"[DEFAULT|THIN|FULL]\n")
commands.add_option('', '--create-fs', action="store", type="string",
dest=_c("create-fs"),
metavar='<fs name>',
help="Creates a file system requires:\n"
"--size <fs size>\n"
"--pool <pool id>")
commands.add_option('', '--create-ss', action="store", type="string",
dest=_c("create-ss"),
metavar='<snapshot name>',
help="Creates a snapshot, requires:\n"
"--file <repeat for each file>(default "
"is all files)\n"
"--fs <file system id>")
commands.add_option('', '--create-access-group', action="store",
type="string",
dest=_c("create-access-group"),
metavar='<Access group name>',
help="Creates an access group, requires:\n"
"--id <initiator id>\n"
'--type [WWPN|WWNN|ISCSI|HOSTNAME]\n'
'--system <system id>')
commands.add_option('', '--access-group-volumes', action="store",
type="string",
dest=_c("access-group-volumes"),
metavar='<access group id>',
help='Lists the volumes that the access group has'
' been granted access to')
commands.add_option('', '--volume-access-group', action="store",
type="string",
dest=_c("volume-access-group"),
metavar='<volume id>',
help='Lists the access group(s) that have access'
' to volume')
commands.add_option('', '--volumes-accessible-initiator',
action="store", type="string",
dest=_c("volumes-accessible-initiator"),
metavar='<initiator id>',
help='Lists the volumes that are accessible '
'by the initiator')
commands.add_option('', '--initiators-granted-volume', action="store",
type="string",
dest=_c("initiators-granted-volume"),
metavar='<volume id>',
help='Lists the initiators that have been '
'granted access to specified volume')
commands.add_option('', '--restore-ss', action="store", type="string",
dest=_c("restore-ss"),
metavar='<snapshot id>',
help="Restores a FS or specified files to "
"previous snapshot state, requires:\n"
"--fs <file system>\n"
"--file <repeat for each file (optional)>\n"
"--fileas <restore file name (optional)>\n"
"--all (optional, exclusive option, "
"restores all files in snapshot other "
"options must be absent)")
commands.add_option('', '--clone-fs', action="store", type="string",
dest=_c("clone-fs"),
metavar='<source file system id>',
help="Creates a file system clone requires:\n"
"--name <file system clone name>\n"
"--backing-snapshot <backing snapshot id> "
"(optional)")
commands.add_option('', '--clone-file', action="store", type="string",
dest=_c("clone-file"),
metavar='<file system>',
help="Creates a clone of a file (thin "
"provisioned):\n"
"--src <source file to clone "
"(relative path)>\n"
"--dest <destination file (relative path)>\n"
"--backing-snapshot <backing snapshot id> "
"(optional)")
commands.add_option('', '--delete-volume', action="store",
type="string",
metavar='<volume id>',
dest=_c("delete-volume"),
help='Deletes a volume given its id')
commands.add_option('', '--delete-ss', action="store", type="string",
metavar='<snapshot id>',
dest=_c("delete-ss"),
help='Deletes a snapshot requires --fs')
commands.add_option('-r', '--replicate-volume', action="store",
type="string",
metavar='<volume id>',
dest=_c("replicate-volume"),
help='replicates a volume, requires:\n'
"--type [SNAPSHOT|CLONE|COPY|MIRROR_ASYNC|"
"MIRROR_SYNC]\n"
"--name <human name>\n"
"Optional:\n"
"--pool <pool id>\n")
commands.add_option('', '--replicate-volume-range-block-size',
action="store", type="string",
metavar='<system id>',
dest=_c("replicate-volume-range-block-size"),
help='size of each replicated block in bytes')
commands.add_option('', '--replicate-volume-range', action="store",
type="string",
metavar='<volume id>',
dest=_c("replicate-volume-range"),
help='replicates a portion of a volume, requires:\n'
"--type [SNAPSHOT|CLONE|COPY|MIRROR]\n"
"--dest <destination volume>\n"
"--src_start <source block start number>\n"
"--dest_start <destination block start>\n"
"--count <number of blocks to replicate>")
commands.add_option('', '--iscsi-chap', action="store", type="string",
metavar='<initiator id>',
dest=_c("iscsi-chap"),
help='configures ISCSI inbound/outbound CHAP '
'authentication\n'
'Optional:\n'
'--in-user <inbound chap user name>\n'
'--in-password <inbound chap password>\n'
'--out-user <outbound chap user name>\n'
'--out-password <inbound chap user password\n')
commands.add_option('', '--access-grant', action="store", type="string",
metavar='<initiator id>',
dest=_c("access-grant"),
help='grants access to an initiator to a volume\n'
'requires:\n'
'--type <initiator id type>\n'
'--volume <volume id>\n'
'--access [RO|RW], read-only or read-write')
commands.add_option('', '--access-grant-group', action="store",
type="string",
metavar='<access group id>',
dest=_c("access-grant-group"),
help='grants access to an access group to a '
'volume\n'
'requires:\n'
'--volume <volume id>\n'
'--access [RO|RW], read-only or read-write')
commands.add_option('', '--access-revoke', action="store",
type="string",
metavar='<initiator id>',
dest=_c("access-revoke"),
help='removes access for an initiator to a volume\n'
'requires:\n'
'--volume <volume id>')
commands.add_option('', '--access-revoke-group', action="store",
type="string",
metavar='<access group id>',
dest=_c("access-revoke-group"),
help='removes access for access group to a volume\n'
'requires:\n'
'--volume <volume id>')
commands.add_option('', '--resize-volume', action="store",
type="string",
metavar='<volume id>',
dest=_c("resize-volume"),
help='re-sizes a volume, requires:\n'
'--size <new size>')
commands.add_option('', '--resize-fs', action="store", type="string",
metavar='<fs id>',
dest=_c("resize-fs"),
help='re-sizes a file system, requires:\n'
'--size <new size>')
commands.add_option('', '--nfs-export-remove', action="store",
type="string",
metavar='<nfs export id>',
dest=_c("nfs-export-remove"),
help='removes a nfs export')
commands.add_option('', '--nfs-export-fs', action="store",
type="string",
metavar='<file system id>',
dest=_c("nfs-export-fs"),
help='creates a nfs export\n'
'Optional:\n'
'--exportpath e.g. /foo/bar\n'
'Note: root, ro, rw are to be repeated for '
'each host\n'
'--root <no_root_squash host>\n'
'--ro <read only host>\n'
'--rw <read/write host>\n'
'--anonuid <uid to map to anonymous>\n'
'--anongid <gid to map to anonymous>\n'
'--auth-type <NFS client authentication '
'type>\n')
commands.add_option('', '--job-status', action="store", type="string",
metavar='<job status id>',
dest=_c("job-status"),
help='retrieve information about job')
commands.add_option('', '--volume-dependants', action="store",
type="string",
metavar='<volume id>',
dest=_c("volume-dependants"),
help='Returns True if volume has a dependant child')
commands.add_option('', '--volume-dependants-rm', action="store",
type="string",
metavar='<volume id>',
dest=_c("volume-dependants-rm"),
help='Removes dependencies')
commands.add_option('', '--fs-dependants', action="store",
type="string",
metavar='<fs id>',
dest=_c("fs-dependants"),
help='Returns true if a child dependency exists.\n'
'Optional:\n'
'--file <file> for File check')
commands.add_option('', '--fs-dependants-rm', action="store",
type="string",
metavar='<fs id>',
dest=_c("fs-dependants-rm"),
help='Removes dependencies\n'
'Optional:\n'
'--file <file> for File check')
parser.add_option_group(commands)
#Options to the actions
#We could hide these with help = optparse.SUPPRESS_HELP
#Should we?
command_args = OptionGroup(parser, 'Command options')
command_args.add_option('', '--size', action="store", type="string",
metavar='size',
dest=_o("size"),
help='size (Can use B, K, M, G, T, P postfix '
'(IEC sizing)')
command_args.add_option('', '--pool', action="store", type="string",
metavar='pool id',
dest=_o("pool"), help='pool ID')
command_args.add_option('', '--provisioning', action="store",
type="choice",
default='DEFAULT',
choices=['DEFAULT', 'THIN', 'FULL'],
dest="provisioning", help='[DEFAULT|THIN|FULL]')
command_args.add_option('', '--type', action="store", type="choice",
choices=['WWPN', 'WWNN', 'ISCSI', 'HOSTNAME',
'SNAPSHOT', 'CLONE', 'COPY',
'MIRROR_SYNC', 'MIRROR_ASYNC'],
metavar="type",
dest=_o("type"), help='type specifier')
command_args.add_option('', '--name', action="store", type="string",
metavar="name",
dest=_o("name"),
help='human readable name')
command_args.add_option('', '--volume', action="store", type="string",
metavar="volume",
dest=_o("volume"), help='volume ID')
command_args.add_option('', '--access', action="store", type="choice",
metavar="access",
dest=_o("access"), choices=['RO', 'RW'],
help='[RO|RW], read-only or read-write access')
command_args.add_option('', '--id', action="store", type="string",
metavar="initiator id",
dest=_o("id"), help="initiator id")
command_args.add_option('', '--system', action="store", type="string",
metavar="system id",
dest=_o("system"), help="system id")
command_args.add_option('', '--backing-snapshot', action="store",
type="string",
metavar="<backing snapshot>", default=None,
dest="backing_snapshot",
help="backing snap shot name for operation")
command_args.add_option('', '--src', action="store", type="string",
metavar="<source file>", default=None,
dest=_o("src"), help="source of operation")
command_args.add_option('', '--dest', action="store", type="string",
metavar="<source file>", default=None,
dest=_o("dest"),
help="destination of operation")
command_args.add_option('', '--file', action="append", type="string",
metavar="<file>", default=[],
dest="file",
help="file to include in operation, option "
"can be repeated")
command_args.add_option('', '--fileas', action="append", type="string",
metavar="<fileas>", default=[],
dest="fileas",
help="file to be renamed as, option can "
"be repeated")
command_args.add_option('', '--fs', action="store", type="string",
metavar="<file system>", default=None,
dest=_o("fs"), help="file system of interest")
command_args.add_option('', '--exportpath', action="store",
type="string",
metavar="<path for export>", default=None,
dest=_o("exportpath"),
help="desired export path on array")
command_args.add_option('', '--root', action="append", type="string",
metavar="<no_root_squash_host>", default=[],
dest="nfs_root",
help="list of hosts with no_root_squash")
command_args.add_option('', '--ro', action="append", type="string",
metavar="<read only host>", default=[],
dest="nfs_ro",
help="list of hosts with read/only access")
command_args.add_option('', '--rw', action="append", type="string",
metavar="<read/write host>", default=[],
dest="nfs_rw",
help="list of hosts with read/write access")
command_args.add_option('', '--anonuid', action="store", type="string",
metavar="<anonymous uid>", default=None,
dest="anonuid", help="uid to map to anonymous")
command_args.add_option('', '--anongid', action="store", type="string",
metavar="<anonymous uid>", default=None,
dest="anongid", help="gid to map to anonymous")
command_args.add_option('', '--authtype', action="store", type="string",
metavar="<type>", default=None,
dest="authtype",
help="NFS client authentication type")
command_args.add_option('', '--all', action="store_true", dest="all",
default=False,
help='specify all in an operation')
command_args.add_option('', '--src_start', action="append", type="int",
metavar="<source block start>", default=None,
dest=_o("src_start"),
help="source block address to replicate")
command_args.add_option('', '--dest_start', action="append", type="int",
metavar="<dest. block start>", default=None,
dest=_o("dest_start"),
help="destination block address to replicate")
command_args.add_option('', '--count', action="append", type="int",
metavar="<block count>", default=None,
dest=_o("count"),
help="number of blocks to replicate")
command_args.add_option('', '--in-user', action="store", type="string",
metavar="<username>", default=None,
dest=_o("username"),
help="CHAP inbound user name")
command_args.add_option('', '--in-password', action="store", type="string",
metavar="<password>", default=None,
dest=_o("password"),
help="CHAP inbound password")
command_args.add_option('', '--out-user', action="store", type="string",
metavar="<out_user>", default=None,
dest=_o("out_user"),
help="CHAP outbound user name")
command_args.add_option('', '--out-password', action="store",
type="string",
metavar="<out_password>", default=None,
dest=_o("out_password"),
help="CHAP outbound password")
parser.add_option_group(command_args)
(self.options, self.args) = parser.parse_args()
## Checks to make sure only one command was specified on the command line
# @param self The this pointer
# @return tuple of command to execute and the value of the command
# argument
def _cmd(self):
cmds = [e[4:] for e in dir(self.options)
if e[0:4] == "cmd_" and self.options.__dict__[e] is not None]
if len(cmds) > 1:
raise ArgError(
"More than one command operation specified (" + ",".join(
cmds) + ")")
if len(cmds) == 1:
return cmds[0], self.options.__dict__['cmd_' + cmds[0]]
else:
return None, None
## Validates that the required options for a given command are present.
# @param self The this pointer
# @return None
def _validate(self):
optional_opts = 0
expected_opts = self.verify[self.cmd]['options']
actual_ops = [e[4:] for e in dir(self.options)
if
e[0:4] == "opt_" and self.options.__dict__[e] is not None]
if 'optional' in self.verify[self.cmd]:
optional_opts = len(self.verify[self.cmd]['optional'])
if len(expected_opts):
if (optional_opts + len(expected_opts)) >= len(actual_ops):
for e in expected_opts:
if e not in actual_ops:
out("expected=" + ":".join(expected_opts))
out("actual=" + ":".join(actual_ops))
raise ArgError("missing option " + e)
else:
raise ArgError("expected options = (" +
",".join(expected_opts) + ") actual = (" +
",".join(actual_ops) + ")")
#Check size
if self.options.opt_size:
self._size(self.options.opt_size)
def _list(self, l):
if l and len(l):
if self.options.sep:
return self.options.sep.join(l)
else:
return ", ".join(l)
else:
return "None"
## Display the types of nfs client authentication that are supported.
# @param self The this pointer
# @return None
def display_nfs_client_authentication(self):
"""
Dump the supported nfs client authentication types
"""
if self.options.sep:
out(self.options.sep.join(self.c.export_auth()))
else:
out(", ".join(self.c.export_auth()))
## Method that calls the appropriate method based on what the cmd_value is
# @param self The this pointer
def list(self):
if self.cmd_value == 'VOLUMES':
self.display_data(self.c.volumes())
elif self.cmd_value == 'POOLS':
self.display_data(self.c.pools())
elif self.cmd_value == 'FS':
self.display_data(self.c.fs())
elif self.cmd_value == 'SNAPSHOTS':
if self.options.opt_fs is None:
raise ArgError("--fs <file system id> required")
fs = self._get_item(self.c.fs(), self.options.opt_fs)
if fs:
self.display_data(self.c.fs_snapshots(fs))
else:
raise ArgError(
"filesystem %s not found!" % self.options.opt_volume)
elif self.cmd_value == 'INITIATORS':
self.display_data(self.c.initiators())
elif self.cmd_value == 'EXPORTS':
self.display_data(self.c.exports())
elif self.cmd_value == 'NFS_CLIENT_AUTH':
self.display_nfs_client_authentication()
elif self.cmd_value == 'ACCESS_GROUPS':
self.display_data(self.c.access_group_list())
elif self.cmd_value == 'SYSTEMS':
self.display_data(self.c.systems())
else:
raise ArgError(" unsupported listing type=%s", self.cmd_value)
## Converts type initiator type to enumeration type.
# @param type String representation of type
# @returns Enumerated value
@staticmethod
def _init_type_to_enum(init_type):
if init_type == 'WWPN':
i = data.Initiator.TYPE_PORT_WWN
elif init_type == 'WWNN':
i = data.Initiator.TYPE_NODE_WWN
elif init_type == 'ISCSI':
i = data.Initiator.TYPE_ISCSI
elif init_type == 'HOSTNAME':
i = data.Initiator.TYPE_HOSTNAME
else:
raise ArgError("invalid initiator type " + init_type)
return i
## Creates an access group.
# @param self The this pointer
def create_access_group(self):
name = self.cmd_value
initiator = self.options.opt_id
i = CmdLine._init_type_to_enum(self.options.opt_type)
access_group = self.c.access_group_create(name, initiator, i,
self.options.opt_system)
self.display_data([access_group])
def _add_rm_access_grp_init(self, op):
agl = self.c.access_group_list()
group = self._get_item(agl, self.cmd_value)
if group:
if op:
i = CmdLine._init_type_to_enum(self.options.opt_type)
self.c.access_group_add_initiator(group, self.options.opt_id, i)
else:
i = self._get_item(self.c.initiators(), self.options.opt_id)
if i:
self.c.access_group_del_initiator(group, i.id)
else:
raise ArgError(
"initiator with id %s not found!" % self.options.opt_id)
else:
if not group:
raise ArgError(
'access group with id %s not found!' % self.cmd_value)
## Adds an initiator from an access group
def access_group_add(self):
self._add_rm_access_grp_init(True)
## Removes an initiator from an access group
def access_group_remove(self):
self._add_rm_access_grp_init(False)
def access_group_volumes(self):
agl = self.c.access_group_list()
group = self._get_item(agl, self.cmd_value)
if group:
vols = self.c.volumes_accessible_by_access_group(group)
self.display_data(vols)
else:
raise ArgError(
'access group with id %s not found!' % self.cmd_value)
def volume_accessible_init(self):
i = self._get_item(self.c.initiators(), self.cmd_value)
if i:
volumes = self.c.volumes_accessible_by_initiator(i)
self.display_data(volumes)
else:
raise ArgError("initiator with id= %s not found!" % self.cmd_value)
def init_granted_volume(self):
vol = self._get_item(self.c.volumes(), self.cmd_value)
if vol:
initiators = self.c.initiators_granted_to_volume(vol)
self.display_data(initiators)
else:
raise ArgError("volume with id= %s not found!" % self.cmd_value)
def iscsi_chap(self):
init = self._get_item(self.c.initiators(), self.cmd_value)
if init:
self.c.iscsi_chap_auth(init, self.options.opt_username,
self.options.opt_password,
self.options.opt_out_user,
self.options.opt_out_password)
else:
raise ArgError("initiator with id= %s not found" % self.cmd_value)
def volume_access_group(self):
vol = self._get_item(self.c.volumes(), self.cmd_value)
if vol:
groups = self.c.access_groups_granted_to_volume(vol)
self.display_data(groups)
else:
raise ArgError("volume with id= %s not found!" % self.cmd_value)
## Used to delete access group
# @param self The this pointer
def delete_access_group(self):
agl = self.c.access_group_list()
group = self._get_item(agl, self.cmd_value)
if group:
return self.c.access_group_del(group)
else:
raise ArgError(
"access group with id = %s not found!" % self.cmd_value)
## Used to delete a file system
# @param self The this pointer
def fs_delete(self):
fs = self._get_item(self.c.fs(), self.cmd_value)
if fs:
if self.confirm_prompt(True):
self._wait_for_it("delete-fs", self.c.fs_delete(fs), None)
else:
raise ArgError("fs with id = %s not found!" % self.cmd_value)
## Used to create a file system
# @param self The this pointer
def fs_create(self):
#Need a name, size and pool
size = self._size(self.options.opt_size)
p = self._get_item(self.c.pools(), self.options.opt_pool)
name = self.cmd_value
if p:
fs = self._wait_for_it("create-fs",
*self.c.fs_create(p, name, size))
self.display_data([fs])
else:
raise ArgError(
"pool with id = %s not found!" % self.options.opt_pool)
## Used to resize a file system
# @param self The this pointer
def fs_resize(self):
fs = self._get_item(self.c.fs(), self.cmd_value)
size = self._size(self.options.opt_size)
if fs and size:
if self.confirm_prompt(False):
fs = self._wait_for_it("resize-fs", *self.c.fs_resize(fs, size))
self.display_data([fs])
else:
if not fs:
raise ArgError(
" filesystem with id= %s not found!" % self.cmd_value)
## Used to clone a file system
# @param self The this pointer
def fs_clone(self):
src_fs = self._get_item(self.c.fs(), self.cmd_value)
name = self.options.opt_name
if not src_fs:
raise ArgError(
" source file system with id=%s not found!" % self.cmd_value)
if self.options.backing_snapshot:
#go get the snapsnot
ss = self._get_item(self.c.fs_snapshots(src_fs),
self.options.backing_snapshot)
if not ss:
raise ArgError(
" snapshot with id= %s not found!" %
self.options.backing_snapshot)
else:
ss = None
fs = self._wait_for_it("fs_clone", *self.c.fs_clone(src_fs, name, ss))
self.display_data([fs])
## Used to clone a file(s)
# @param self The this pointer
def file_clone(self):
fs = self._get_item(self.c.fs(), self.cmd_value)
src = self.options.opt_src
dest = self.options.opt_dest
if self.options.backing_snapshot:
#go get the snapsnot
ss = self._get_item(self.c.fs_snapshots(fs),
self.options.backing_snapshot)
else:
ss = None
self._wait_for_it("file_clone", self.c.file_clone(fs, src, dest, ss),
None)
def _get_item(self, l, the_id):
for i in l:
if i.id == the_id:
return i
return None
##Converts a size parameter into the appropriate number of bytes
# @param s Size to convert to bytes handles B, K, M, G, T, P postfix
# @return Size in bytes
@staticmethod
def _size(s):
s = string.upper(s)
m = re.match('^([0-9]+(\.[0-9]+)?)([BKMGTP]?)$', s)
if m:
unit = m.group(3)
rc = float(m.group(1))
if unit == 'K':
rc *= common.KiB
elif unit == 'M':
rc *= common.MiB
elif unit == 'G':
rc *= common.GiB
elif unit == 'T':
rc *= common.TiB
elif unit == 'P':
rc *= common.PiB
else:
if m.group(2) is None:
rc = m.group(1)
else:
raise ArgError(" unable to specify fractional parts "
"of a byte")
else:
raise ArgError(" size is not in form <number>|<number"
"[B|K|M|G|T|P] (IEC)> No postfix indicates bytes")
if int(rc) > ((2 ** 64) - 1):
raise ArgError(" specified size too large")
return int(rc)
def _cp(self, cap, val):
if self.options.sep is not None:
s = self.options.sep
else:
s = ':'
if val == data.Capabilities.SUPPORTED:
v = "SUPPORTED"
elif val == data.Capabilities.UNSUPPORTED:
v = "UNSUPPORTED"
elif val == data.Capabilities.SUPPORTED_OFFLINE:
v = "SUPPORTED_OFFLINE"
elif val == data.Capabilities.NOT_IMPLEMENTED:
v = "NOT_IMPLEMENTED"
else:
v = "UNKNOWN"
out("%s%s%s" % (cap, s, v))
def capabilities(self):
s = self._get_item(self.c.systems(), self.cmd_value)
if s:
cap = self.c.capabilities(s)
self._cp("BLOCK_SUPPORT", cap.get(Capabilities.BLOCK_SUPPORT))
self._cp("FS_SUPPORT", cap.get(Capabilities.FS_SUPPORT))
self._cp("INITIATORS", cap.get(Capabilities.INITIATORS))
self._cp("INITIATORS_GRANTED_TO_VOLUME",
cap.get(Capabilities.INITIATORS_GRANTED_TO_VOLUME))
self._cp("VOLUMES", cap.get(Capabilities.VOLUMES))
self._cp("VOLUME_CREATE", cap.get(Capabilities.VOLUME_CREATE))
self._cp("VOLUME_RESIZE", cap.get(Capabilities.VOLUME_RESIZE))
self._cp("VOLUME_REPLICATE", cap.get(Capabilities.VOLUME_REPLICATE))
self._cp("VOLUME_REPLICATE_CLONE",
cap.get(Capabilities.VOLUME_REPLICATE_CLONE))
self._cp("VOLUME_REPLICATE_COPY",
cap.get(Capabilities.VOLUME_REPLICATE_COPY))
self._cp("VOLUME_REPLICATE_MIRROR_ASYNC",
cap.get(Capabilities.VOLUME_REPLICATE_MIRROR_ASYNC))
self._cp("VOLUME_REPLICATE_MIRROR_SYNC",
cap.get(Capabilities.VOLUME_REPLICATE_MIRROR_SYNC))
self._cp("VOLUME_COPY_RANGE_BLOCK_SIZE",
cap.get(Capabilities.VOLUME_COPY_RANGE_BLOCK_SIZE))
self._cp("VOLUME_COPY_RANGE",
cap.get(Capabilities.VOLUME_COPY_RANGE))
self._cp("VOLUME_COPY_RANGE_CLONE",
cap.get(Capabilities.VOLUME_COPY_RANGE_CLONE))
self._cp("VOLUME_COPY_RANGE_COPY",
cap.get(Capabilities.VOLUME_COPY_RANGE_COPY))
self._cp("VOLUME_DELETE", cap.get(Capabilities.VOLUME_DELETE))
self._cp("VOLUME_ONLINE", cap.get(Capabilities.VOLUME_ONLINE))
self._cp("VOLUME_OFFLINE", cap.get(Capabilities.VOLUME_OFFLINE))
self._cp("VOLUME_INITIATOR_GRANT",
cap.get(Capabilities.VOLUME_INITIATOR_GRANT))
self._cp("VOLUME_INITIATOR_REVOKE",
cap.get(Capabilities.VOLUME_INITIATOR_REVOKE))
self._cp("VOLUME_THIN",
cap.get(Capabilities.VOLUME_THIN))
self._cp("VOLUME_ISCSI_CHAP_AUTHENTICATION",
cap.get(Capabilities.VOLUME_ISCSI_CHAP_AUTHENTICATION))
self._cp("ACCESS_GROUP_GRANT",
cap.get(Capabilities.ACCESS_GROUP_GRANT))
self._cp("ACCESS_GROUP_REVOKE",
cap.get(Capabilities.ACCESS_GROUP_REVOKE))
self._cp("ACCESS_GROUP_LIST",
cap.get(Capabilities.ACCESS_GROUP_LIST))
self._cp("ACCESS_GROUP_CREATE",
cap.get(Capabilities.ACCESS_GROUP_CREATE))
self._cp("ACCESS_GROUP_DELETE",
cap.get(Capabilities.ACCESS_GROUP_DELETE))
self._cp("ACCESS_GROUP_ADD_INITIATOR",
cap.get(Capabilities.ACCESS_GROUP_ADD_INITIATOR))
self._cp("ACCESS_GROUP_DEL_INITIATOR",
cap.get(Capabilities.ACCESS_GROUP_DEL_INITIATOR))
self._cp("VOLUMES_ACCESSIBLE_BY_ACCESS_GROUP",
cap.get(Capabilities.VOLUMES_ACCESSIBLE_BY_ACCESS_GROUP))
self._cp("VOLUME_ACCESSIBLE_BY_INITIATOR",
cap.get(Capabilities.VOLUME_ACCESSIBLE_BY_INITIATOR))
self._cp("ACCESS_GROUPS_GRANTED_TO_VOLUME",
cap.get(Capabilities.ACCESS_GROUPS_GRANTED_TO_VOLUME))
self._cp("VOLUME_CHILD_DEPENDENCY",
cap.get(Capabilities.VOLUME_CHILD_DEPENDENCY))
self._cp("VOLUME_CHILD_DEPENDENCY_RM",
cap.get(Capabilities.VOLUME_CHILD_DEPENDENCY_RM))
self._cp("FS", cap.get(Capabilities.FS))
self._cp("FS_DELETE", cap.get(Capabilities.FS_DELETE))
self._cp("FS_RESIZE", cap.get(Capabilities.FS_RESIZE))
self._cp("FS_CREATE", cap.get(Capabilities.FS_CREATE))
self._cp("FS_CLONE", cap.get(Capabilities.FS_CLONE))
self._cp("FILE_CLONE", cap.get(Capabilities.FILE_CLONE))
self._cp("FS_SNAPSHOTS", cap.get(Capabilities.FS_SNAPSHOTS))
self._cp("FS_SNAPSHOT_CREATE",
cap.get(Capabilities.FS_SNAPSHOT_CREATE))
self._cp("FS_SNAPSHOT_CREATE_SPECIFIC_FILES",
cap.get(Capabilities.FS_SNAPSHOT_CREATE_SPECIFIC_FILES))
self._cp("FS_SNAPSHOT_DELETE",
cap.get(Capabilities.FS_SNAPSHOT_DELETE))
self._cp("FS_SNAPSHOT_REVERT",
cap.get(Capabilities.FS_SNAPSHOT_REVERT))
self._cp("FS_SNAPSHOT_REVERT_SPECIFIC_FILES",
cap.get(Capabilities.FS_SNAPSHOT_REVERT_SPECIFIC_FILES))
self._cp("FS_CHILD_DEPENDENCY",
cap.get(Capabilities.FS_CHILD_DEPENDENCY))
self._cp("FS_CHILD_DEPENDENCY_RM",
cap.get(Capabilities.FS_CHILD_DEPENDENCY_RM))
self._cp("FS_CHILD_DEPENDENCY_RM_SPECIFIC_FILES", cap.get(
Capabilities.FS_CHILD_DEPENDENCY_RM_SPECIFIC_FILES))
self._cp("EXPORT_AUTH", cap.get(Capabilities.EXPORT_AUTH))
self._cp("EXPORTS", cap.get(Capabilities.EXPORTS))
self._cp("EXPORT_FS", cap.get(Capabilities.EXPORT_FS))
self._cp("EXPORT_REMOVE", cap.get(Capabilities.EXPORT_REMOVE))
self._cp("EXPORT_CUSTOM_PATH",
cap.get(Capabilities.EXPORT_CUSTOM_PATH))
else:
raise ArgError("system with id= %s not found!" % self.cmd_value)
def plugin_info(self):
desc, version = self.c.plugin_info()
if self.options.sep:
out("%s%s%s" % (desc, self.options.sep, version))
else:
out("Description: %s Version: %s" % (desc, version))
## Creates a volume
# @param self The this pointer
def create_volume(self):
#Get pool
p = self._get_item(self.c.pools(), self.options.opt_pool)
if p:
vol = self._wait_for_it("create-volume",
*self.c.volume_create(
p,
self.cmd_value,
self._size(self.options.opt_size),
data.Volume.prov_string_to_type(
self.options.provisioning)))
self.display_data([vol])
else:
raise ArgError(
" pool with id= %s not found!" % self.options.opt_pool)
## Creates a snapshot
# @param self The this pointer
def create_ss(self):
#Get fs
fs = self._get_item(self.c.fs(), self.options.opt_fs)
if fs:
ss = self._wait_for_it("snapshot-create",
*self.c.fs_snapshot_create(
fs,
self.cmd_value,
self.options.file))
self.display_data([ss])
else:
raise ArgError("fs with id= %s not found!" % self.options.opt_fs)
## Restores a snap shot
# @param self The this pointer
def restore_ss(self):
#Get snapshot
fs = self._get_item(self.c.fs(), self.options.opt_fs)
ss = self._get_item(self.c.fs_snapshots(fs), self.cmd_value)
if ss and fs:
if self.options.file:
if self.options.fileas:
if len(self.options.file) != len(self.options.fileas):
raise ArgError(
"number of --files not equal to --fileas")
if self.options.all:
if self.options.file or self.options.fileas:
raise ArgError(
"Unable to specify --all and --files or --fileas")
if self.options.all is False and self.options.file is None:
raise ArgError("Need to specify --all or at least one --file")
if self.confirm_prompt(True):
self._wait_for_it('restore-ss',
self.c.fs_snapshot_revert(fs, ss,
self.options.file,
self.options.fileas,
self.options.all),
None)
else:
if not ss:
raise ArgError("ss with id= %s not found!" % self.cmd_value)
if not fs:
raise ArgError(
"fs with id= %s not found!" % self.options.opt_fs)
## Deletes a volume
# @param self The this pointer
def delete_volume(self):
v = self._get_item(self.c.volumes(), self.cmd_value)
if v:
if self.confirm_prompt(True):
self._wait_for_it("delete-volume", self.c.volume_delete(v),
None)
else:
raise ArgError(" volume with id= %s not found!" % self.cmd_value)
## Deletes a snap shot
# @param self The this pointer
def delete_ss(self):
fs = self._get_item(self.c.fs(), self.options.opt_fs)
if fs:
ss = self._get_item(self.c.fs_snapshots(fs), self.cmd_value)
if ss:
if self.confirm_prompt(True):
self._wait_for_it("delete-snapshot",
self.c.fs_snapshot_delete(fs, ss), None)
else:
raise ArgError(
" snapshot with id= %s not found!" % self.cmd_value)
else:
raise ArgError(
" file system with id= %s not found!" % self.options.opt_fs)
## Waits for an operation to complete by polling for the status of the
# operations.
# @param self The this pointer
# @param msg Message to display if this job fails
# @param job The job id to wait on
# @param item The item that could be available now if there is no job
def _wait_for_it(self, msg, job, item):
if not job:
return item
else:
#If a user doesn't want to wait, return the job id to stdout
#and exit with job in progress
if self.options.async:
out(job)
self.shutdown(common.ErrorNumber.JOB_STARTED)
while True:
(s, percent, i) = self.c.job_status(job)
if s == common.JobStatus.INPROGRESS:
#Add an option to spit out progress?
#print "%s - Percent %s complete" % (job, percent)
time.sleep(0.25)
elif s == common.JobStatus.COMPLETE:
self.c.job_free(job)
return i
else:
#Something better to do here?
raise ArgError(msg + " job error code= " + str(s))
## Retrieves the status of the specified job
# @param self The this pointer
def job_status(self):
(s, percent, i) = self.c.job_status(self.cmd_value)
if s == common.JobStatus.COMPLETE:
if i:
self.display_data([i])
self.c.job_free(self.cmd_value)
else:
out(str(percent))
self.shutdown(common.ErrorNumber.JOB_STARTED)
## Replicates a volume
# @param self The this pointer
def replicate_volume(self):
p = None
if self.options.opt_pool:
p = self._get_item(self.c.pools(), self.options.opt_pool)
v = self._get_item(self.c.volumes(), self.cmd_value)
if v:
rep_type = data.Volume.rep_String_to_type(self.options.opt_type)
if rep_type == data.Volume.REPLICATE_UNKNOWN:
raise ArgError("invalid replication type= %s" % rep_type)
vol = self._wait_for_it("replicate volume",
*self.c.volume_replicate(
p, rep_type, v, self.options.opt_name))
self.display_data([vol])
else:
if not p:
raise ArgError(
"pool with id= %s not found!" % self.options.opt_pool)
if not v:
raise ArgError("Volume with id= %s not found!" % self.cmd_value)
## Replicates a range of a volume
# @param self The this pointer
def replicate_vol_range(self):
src = self._get_item(self.c.volumes(), self.cmd_value)
dest = self._get_item(self.c.volumes(), self.options.opt_dest)
if src and dest:
rep_type = data.Volume.rep_String_to_type(self.options.opt_type)
if rep_type == data.Volume.REPLICATE_UNKNOWN:
raise ArgError("invalid replication type= %s" % rep_type)
src_starts = self.options.opt_src_start
dest_starts = self.options.opt_dest_start
counts = self.options.opt_count
if (0 < len(src_starts) == len(dest_starts)
and len(dest_starts) == len(counts)):
ranges = []
for i in range(len(src_starts)):
ranges.append(data.BlockRange(src_starts[i], dest_starts[i],
counts[i]))
if self.confirm_prompt(False):
self.c.volume_replicate_range(rep_type, src, dest, ranges)
else:
if not src:
raise ArgError(
"src volume with id= %s not found!" % self.cmd_value)
if not dest:
raise ArgError(
"dest volume with id= %s not found!" %
self.options.opt_dest)
##
# Returns the block size in bytes for each block represented in
# volume_replicate_range
# @param self The this pointer
def replicate_vol_range_bs(self):
s = self._get_item(self.c.systems(), self.cmd_value)
if s:
out(self.c.volume_replicate_range_block_size(s))
else:
raise ArgError("system with id= %s not found" % self.cmd_value)
## Used to grant or revoke access to a volume to an initiator.
# @param self The this pointer
# @param grant bool, if True we grant, else we un-grant.
def _access(self, grant):
v = self._get_item(self.c.volumes(), self.options.opt_volume)
if not v:
raise ArgError(
"volume with id= %s not found" % self.options.opt_volume)
initiator_id = self.cmd_value
if grant:
i_type = CmdLine._init_type_to_enum(self.options.opt_type)
access = data.Volume.access_string_to_type(self.options.opt_access)
self.c.initiator_grant(initiator_id, i_type, v, access)
else:
initiator = self._get_item(self.c.initiators(), initiator_id)
if not initiator:
raise ArgError("initiator with id= %s not found" % initiator_id)
self.c.initiator_revoke(initiator, v)
## Grant access to volume to an initiator
# @param self The this pointer
def access_grant(self):
return self._access(True)
## Revoke access to volume to an initiator
# @param self The this pointer
def access_revoke(self):
return self._access(False)
def _access_group(self, grant=True):
agl = self.c.access_group_list()
group = self._get_item(agl, self.cmd_value)
v = self._get_item(self.c.volumes(), self.options.opt_volume)
if group and v:
if grant:
access = data.Volume.access_string_to_type(
self.options.opt_access)
self.c.access_group_grant(group, v, access)
else:
self.c.access_group_revoke(group, v)
else:
if not group:
raise ArgError(
"access group with id= %s not found!" % self.cmd_value)
if not v:
raise ArgError(
"volume with id= %s not found!" % self.options.opt_volume)
def access_grant_group(self):
return self._access_group(True)
def access_revoke_group(self):
return self._access_group(False)
## Re-sizes a volume
# @param self The this pointer
def resize_volume(self):
v = self._get_item(self.c.volumes(), self.cmd_value)
if v:
size = self._size(self.options.opt_size)
if self.confirm_prompt(False):
vol = self._wait_for_it("resize",
*self.c.volume_resize(v, size))
self.display_data([vol])
else:
raise ArgError("volume with id= %s not found!" % self.cmd_value)
## Removes a nfs export
# @param self The this pointer
def nfs_export_remove(self):
export = self._get_item(self.c.exports(), self.cmd_value)
if export:
self.c.export_remove(export)
else:
raise ArgError("nfs export with id= %s not found!" % self.cmd_value)
## Exports a file system as a NFS export
# @param self The this pointer
def nfs_export_fs(self):
fs = self._get_item(self.c.fs(), self.cmd_value)
if fs:
#Check to see if we have some type of access specified
if len(self.options.nfs_root) == 0 \
and len(self.options.nfs_rw) == 0 \
and len(self.options.nfs_ro) == 0:
raise ArgError(" please specify --root, --ro or --rw access")
export = self.c.export_fs(
fs.id,
self.options.opt_exportpath,
self.options.nfs_root,
self.options.nfs_rw, self.options.nfs_ro,
self.options.anonuid,
self.options.anongid,
self.options.authtype, None)
self.display_data([export])
else:
raise ArgError(
" file system with id=%s not found!" % self.cmd_value)
## Displays volume dependants.
# @param self The this pointer
def vol_dependants(self):
v = self._get_item(self.c.volumes(), self.cmd_value)
if v:
rc = self.c.volume_child_dependency(v)
out(rc)
else:
raise ArgError("volume with id= %s not found!" % self.cmd_value)
## Removes volume dependants.
# @param self The this pointer
def vol_dependants_rm(self):
v = self._get_item(self.c.volumes(), self.cmd_value)
if v:
self._wait_for_it("volume-dependant-rm",
self.c.volume_child_dependency_rm(v), None)
else:
raise ArgError("volume with id= %s not found!" % self.cmd_value)
## Displays file system dependants
# @param self The this pointer
def fs_dependants(self):
fs = self._get_item(self.c.fs(), self.cmd_value)
if fs:
rc = self.c.fs_child_dependency(fs, self.options.file)
out(rc)
else:
raise ArgError(
"File system with id= %s not found!" % self.cmd_value)
## Removes file system dependants
# @param self The this pointer
def fs_dependants_rm(self):
fs = self._get_item(self.c.fs(), self.cmd_value)
if fs:
self._wait_for_it("fs-dependants-rm",
self.c.fs_child_dependency_rm(fs,
self.options.file),
None)
else:
raise ArgError(
"File system with id= %s not found!" % self.cmd_value)
def _read_configfile(self):
"""
Set uri from config file. Will be overridden by cmdline option or
env var if present.
"""
allowed_config_options = ("uri",)
config_path = os.path.expanduser("~") + "/.lsmcli"
if not os.path.exists(config_path):
return
with open(config_path) as f:
for line in f:
if line.lstrip().startswith("#"):
continue
try:
name, val = [x.strip() for x in line.split("=", 1)]
if name in allowed_config_options:
setattr(self, name, val)
except ValueError:
pass
## Class constructor.
# @param self The this pointer
def __init__(self):
self.uri = None
self.c = None
self.cli()
self.cleanup = None
#Get and set the command and command value we will be executing
(self.cmd, self.cmd_value) = self._cmd()
if self.cmd is None:
raise ArgError("no command specified, try --help")
#Check for extras
if len(self.args):
raise ArgError(
"Extra command line arguments (" + ",".join(self.args) + ")")
#Data driven validation
self.verify = {'list': {'options': [], 'method': self.list},
'delete-fs': {'options': [],
'method': self.fs_delete},
'delete-access-group':
{'options': [], 'method': self.delete_access_group},
'capabilities': {'options': [],
'method': self.capabilities},
'plugin-info': {'options': [],
'method': self.plugin_info},
'create-volume': {'options': ['size', 'pool'],
'method': self.create_volume},
'create-fs': {'options': ['size', 'pool'],
'method': self.fs_create},
'clone-fs': {'options': ['name'],
'method': self.fs_clone},
'create-access-group': {
'options': ['id', 'type', 'system'],
'method': self.create_access_group},
'access-group-add': {'options': ['id', 'type'],
'method': self.access_group_add},
'access-group-remove':
{'options': ['id'], 'method': self.access_group_remove},
'access-group-volumes':
{'options': [], 'method': self.access_group_volumes},
'volume-access-group':
{'options': [],
'method': self.volume_access_group},
'volumes-accessible-initiator':
{'options': [], 'method': self.volume_accessible_init},
'initiators-granted-volume':
{'options': [], 'method': self.init_granted_volume},
'iscsi-chap': {'options': [],
'method': self.iscsi_chap},
'create-ss': {'options': ['fs'],
'method': self.create_ss},
'clone-file': {'options': ['src', 'dest'],
'method': self.file_clone},
'delete-volume': {'options': [],
'method': self.delete_volume},
'delete-ss': {'options': ['fs'],
'method': self.delete_ss},
'replicate-volume': {'options': ['type', 'name'],
'optional': ['pool'],
'method': self.replicate_volume},
'access-grant': {'options': ['volume', 'access', 'type'],
'method': self.access_grant},
'access-grant-group':
{'options': ['volume', 'access'],
'method': self.access_grant_group},
'access-revoke': {'options': ['volume'],
'method': self.access_revoke},
'access-revoke-group':
{'options': ['volume'],
'method': self.access_revoke_group},
'resize-volume': {'options': ['size'],
'method': self.resize_volume},
'resize-fs': {'options': ['size'],
'method': self.fs_resize},
'nfs-export-remove': {'options': [],
'method': self.nfs_export_remove},
'nfs-export-fs': {'options': [],
'method': self.nfs_export_fs},
'restore-ss': {'options': ['fs'],
'method': self.restore_ss},
'job-status': {'options': [],
'method': self.job_status},
'replicate-volume-range':
{'options':
['type', 'dest', 'src_start', 'dest_start', 'count'],
'method': self.replicate_vol_range},
'replicate-volume-range-block-size':
{'options': [],
'method': self.replicate_vol_range_bs},
'volume-dependants': {'options': [],
'method': self.vol_dependants},
'volume-dependants-rm':
{'options': [], 'method': self.vol_dependants_rm},
'fs-dependants': {'options': [],
'method': self.fs_dependants},
'fs-dependants-rm': {'options': [],
'method': self.fs_dependants_rm}}
self._validate()
self.tmo = int(self.options.wait)
if not self.tmo or self.tmo < 0:
raise ArgError("[-w|--wait] reguires a non-zero positive integer")
self._read_configfile()
if os.getenv('LSMCLI_URI') is not None:
self.uri = os.getenv('LSMCLI_URI')
self.password = os.getenv('LSMCLI_PASSWORD')
if self.options.uri is not None:
self.uri = self.options.uri
if self.uri is None:
raise ArgError("--uri missing or export LSMCLI_URI")
#Lastly get the password if requested.
if self.options.prompt is not None:
self.password = getpass.getpass()
if self.password is not None:
#Check for username
u = common.uri_parse(self.uri)
if u['username'] is None:
raise ArgError("password specified with no user name in uri")
## Does appropriate clean-up
# @param self The this pointer
# @param ec The exit code
def shutdown(self, ec=None):
if self.cleanup:
self.cleanup()
if ec:
sys.exit(ec)
## Process the specified command
# @param self The this pointer
# @param cli The object instance to invoke methods on.
def process(self, cli=None):
"""
Process the parsed command.
"""
if cli:
#Directly invoking code though a wrapper to catch unsupported
#operations.
self.c = common.Proxy(cli())
self.c.startup(self.uri, self.password, self.tmo)
self.cleanup = self.c.shutdown
else:
#Going across the ipc pipe
self.c = client.Client(self.uri, self.password, self.tmo)
if os.getenv('LSM_DEBUG_PLUGIN'):
raw_input(
"Attach debugger to plug-in, press <return> when ready...")
self.cleanup = self.c.close
self.verify[self.cmd]['method']()
self.shutdown()
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