X-Git-Url: https://code.grnet.gr/git/ganeti-local/blobdiff_plain/e3646f22cfc3b5cb66b8bd14719b2f9830885ad3..db8667b7c0f55ab1cdecebaa56cc79dcc0ce9933:/lib/cli.py diff --git a/lib/cli.py b/lib/cli.py index 2333760..d16f3ac 100644 --- a/lib/cli.py +++ b/lib/cli.py @@ -25,7 +25,6 @@ import sys import textwrap import os.path -import copy import time import logging from cStringIO import StringIO @@ -58,18 +57,23 @@ __all__ = [ "DISK_TEMPLATE_OPT", "DRAINED_OPT", "ENABLED_HV_OPT", + "ERROR_CODES_OPT", "FIELDS_OPT", "FILESTORE_DIR_OPT", "FILESTORE_DRIVER_OPT", + "FORCE_OPT", + "FORCE_VARIANT_OPT", + "GLOBAL_FILEDIR_OPT", "HVLIST_OPT", "HVOPTS_OPT", "HYPERVISOR_OPT", "IALLOCATOR_OPT", "IGNORE_CONSIST_OPT", "IGNORE_FAILURES_OPT", + "IGNORE_SECONDARIES_OPT", "IGNORE_SIZE_OPT", - "FORCE_OPT", "MAC_PREFIX_OPT", + "MASTER_NETDEV_OPT", "MC_OPT", "NET_OPT", "NEW_SECONDARY_OPT", @@ -79,8 +83,12 @@ __all__ = [ "NOHDR_OPT", "NOIPCHECK_OPT", "NOLVM_STORAGE_OPT", + "NOMODIFY_ETCHOSTS_OPT", + "NOMODIFY_SSH_SETUP_OPT", "NONICS_OPT", "NONLIVE_OPT", + "NONPLUS1_OPT", + "NOSHUTDOWN_OPT", "NOSTART_OPT", "NOSSH_KEYCHECK_OPT", "NOVOTING_OPT", @@ -91,10 +99,12 @@ __all__ = [ "OS_OPT", "OS_SIZE_OPT", "READD_OPT", + "REBOOT_TYPE_OPT", "SECONDARY_IP_OPT", "SELECT_OS_OPT", "SEP_OPT", "SHOWCMD_OPT", + "SHUTDOWN_TIMEOUT_OPT", "SINGLE_NODE_OPT", "SRC_DIR_OPT", "SRC_NODE_OPT", @@ -102,12 +112,14 @@ __all__ = [ "STATIC_OPT", "SYNC_OPT", "TAG_SRC_OPT", + "TIMEOUT_OPT", "USEUNITS_OPT", "VERBOSE_OPT", "VG_NAME_OPT", "YES_DOIT_OPT", # Generic functions for CLI programs "GenericMain", + "GenericInstanceCreate", "GetClient", "GetOnlineNodes", "JobExecutor", @@ -149,6 +161,7 @@ __all__ = [ "OPT_COMPL_ONE_OS", "cli_option", "SplitNodeOption", + "CalculateOSNames", ] NO_PREFIX = "no_" @@ -557,6 +570,10 @@ OS_OPT = cli_option("-o", "--os-type", dest="os", help="What OS to run", metavar="", completion_suggest=OPT_COMPL_ONE_OS) +FORCE_VARIANT_OPT = cli_option("--force-variant", dest="force_variant", + action="store_true", default=False, + help="Force an unknown variant") + BACKEND_OPT = cli_option("-B", "--backend-parameters", dest="beparams", type="keyval", default={}, help="Backend parameters") @@ -759,6 +776,61 @@ MAC_PREFIX_OPT = cli_option("-m", "--mac-prefix", dest="mac_prefix", metavar="PREFIX", default=None) +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, + metavar="NETDEV", + default=constants.DEFAULT_BRIDGE) + + +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]" % + constants.DEFAULT_FILE_STORAGE_DIR, + metavar="DIR", + default=constants.DEFAULT_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) + +NOMODIFY_SSH_SETUP_OPT = cli_option("--no-ssh-init", dest="modify_ssh_setup", + help="Don't initialize SSH keys", + action="store_false", default=True) + +ERROR_CODES_OPT = cli_option("--error-codes", dest="error_codes", + help="Enable parseable error messages", + action="store_true", default=False) + +NONPLUS1_OPT = cli_option("--no-nplus1-mem", dest="skip_nplusone_mem", + help="Skip N+1 memory redundancy tests", + action="store_true", default=False) + +REBOOT_TYPE_OPT = cli_option("-t", "--type", dest="reboot_type", + help="Type of reboot: soft/hard/full", + default=constants.INSTANCE_REBOOT_HARD, + metavar="", + choices=list(constants.REBOOT_TYPES)) + +IGNORE_SECONDARIES_OPT = cli_option("--ignore-secondaries", + dest="ignore_secondaries", + default=False, action="store_true", + help="Ignore errors from secondaries") + +NOSHUTDOWN_OPT = cli_option("--noshutdown", dest="shutdown", + action="store_false", default=True, + help="Don't shutdown the instance (unsafe)") + +TIMEOUT_OPT = cli_option("--timeout", dest="timeout", type="int", + default=constants.DEFAULT_SHUTDOWN_TIMEOUT, + help="Maximum time to wait") + +SHUTDOWN_TIMEOUT_OPT = cli_option("--shutdown-timeout", + dest="shutdown_timeout", type="int", + default=constants.DEFAULT_SHUTDOWN_TIMEOUT, + help="Maximum time to wait for instance shutdown") + def _ParseArgs(argv, commands, aliases): """Parser for the command line arguments. @@ -825,7 +897,7 @@ def _ParseArgs(argv, commands, aliases): cmd = aliases[cmd] func, args_def, parser_opts, usage, description = commands[cmd] - parser = OptionParser(option_list=parser_opts + [_DRY_RUN_OPT], + parser = OptionParser(option_list=parser_opts + [_DRY_RUN_OPT, DEBUG_OPT], description=description, formatter=TitledHelpFormatter(), usage="%%prog %s %s" % (cmd, usage)) @@ -919,6 +991,23 @@ def SplitNodeOption(value): return (value, None) +def CalculateOSNames(os_name, os_variants): + """Calculates all the names an OS can be called, according to its variants. + + @type os_name: string + @param os_name: base name of the os + @type os_variants: list or None + @param os_variants: list of supported variants + @rtype: list + @return: list of valid names + + """ + if 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() @@ -1177,8 +1266,13 @@ def FormatError(err): msg = "Failure: can't resolve hostname '%s'" obuf.write(msg % err.args[0]) elif isinstance(err, errors.OpPrereqError): - obuf.write("Failure: prerequisites not met for this" - " operation:\n%s" % msg) + if len(err.args) == 2: + obuf.write("Failure: prerequisites not met for this" + " operation:\nerror type: %s, error details:\n%s" % + (err.args[1], err.args[0])) + else: + obuf.write("Failure: prerequisites not met for this" + " operation:\n%s" % msg) elif isinstance(err, errors.OpExecError): obuf.write("Failure: command execution error:\n%s" % msg) elif isinstance(err, errors.TagError): @@ -1272,6 +1366,116 @@ def GenericMain(commands, override=None, aliases=None): return result +def GenericInstanceCreate(mode, opts, args): + """Add an instance to the cluster via either creation or import. + + @param mode: constants.INSTANCE_CREATE or constants.INSTANCE_IMPORT + @param opts: the command line options selected by the user + @type args: list + @param args: should contain only one element, the new instance name + @rtype: int + @return: the desired exit code + + """ + instance = args[0] + + (pnode, snode) = SplitNodeOption(opts.node) + + hypervisor = None + hvparams = {} + if opts.hypervisor: + 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 + elif opts.no_nics: + # no nics + nics = [] + else: + # default of one nic, all auto + nics = [{}] + + if opts.disk_template == constants.DT_DISKLESS: + if opts.disks or opts.sd_size is not None: + raise errors.OpPrereqError("Diskless instance but disk" + " information passed") + disks = [] + else: + if not opts.disks and not opts.sd_size: + raise errors.OpPrereqError("No disk information specified") + if opts.disks and opts.sd_size is not None: + 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})] + try: + disk_max = max(int(didx[0])+1 for didx in opts.disks) + except ValueError, err: + raise errors.OpPrereqError("Invalid disk index passed: %s" % str(err)) + disks = [{}] * disk_max + for didx, ddict in opts.disks: + didx = int(didx) + if not isinstance(ddict, dict): + msg = "Invalid disk/%d value: expected dict, got %s" % (didx, ddict) + raise errors.OpPrereqError(msg) + elif "size" not in ddict: + raise errors.OpPrereqError("Missing size for disk %d" % didx) + try: + ddict["size"] = utils.ParseUnit(ddict["size"]) + except ValueError, err: + raise errors.OpPrereqError("Invalid disk size for disk %d: %s" % + (didx, err)) + disks[didx] = ddict + + utils.ForceDictType(opts.beparams, constants.BES_PARAMETER_TYPES) + utils.ForceDictType(hvparams, constants.HVS_PARAMETER_TYPES) + + if mode == constants.INSTANCE_CREATE: + start = opts.start + os_type = opts.os + src_node = None + src_path = None + elif mode == constants.INSTANCE_IMPORT: + start = False + os_type = None + src_node = opts.src_node + src_path = opts.src_dir + else: + raise errors.ProgrammerError("Invalid creation mode %s" % mode) + + op = opcodes.OpCreateInstance(instance_name=instance, + disks=disks, + disk_template=opts.disk_template, + nics=nics, + pnode=pnode, snode=snode, + ip_check=opts.ip_check, + wait_for_sync=opts.wait_for_sync, + file_storage_dir=opts.file_storage_dir, + file_driver=opts.file_driver, + iallocator=opts.iallocator, + hypervisor=hypervisor, + hvparams=hvparams, + beparams=opts.beparams, + mode=mode, + start=start, + os_type=os_type, + src_node=src_node, + src_path=src_path) + + SubmitOrSend(op, opts) + return 0 + + def GenerateTable(headers, fields, separator, data, numfields=None, unitfields=None, units=None): @@ -1365,7 +1569,7 @@ def GenerateTable(headers, fields, separator, data, args = [] if line is None: line = ['-' for _ in fields] - for idx in xrange(len(fields)): + for idx in range(len(fields)): if separator is None: args.append(mlens[idx]) args.append(line[idx])