mirror of
https://github.com/xcat2/confluent.git
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ef68656bde
Error messages were not properly handled if specific nodes had issues. Properly provide the error messages. Additionally, clarify a common uselessly vague error.
238 lines
9.3 KiB
Python
238 lines
9.3 KiB
Python
#!/usr/bin/python2
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2018 Lenovo
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import optparse
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import os
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import signal
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import sys
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try:
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signal.signal(signal.SIGPIPE, signal.SIG_DFL)
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except AttributeError:
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pass
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path = os.path.dirname(os.path.realpath(__file__))
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path = os.path.realpath(os.path.join(path, '..', 'lib', 'python'))
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if path.startswith('/opt'):
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sys.path.append(path)
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import confluent.client as client
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exitcode = 0
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class OptParser(optparse.OptionParser):
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def format_epilog(self, formatter):
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return self.expand_prog_name(self.epilog)
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def mbtohuman(mb):
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if mb > 1000000:
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return '{0:.3f} TB'.format(mb/1000000.0)
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if mb > 1000:
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return '{0:.3f} GB'.format(mb/1000.0)
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return '{0:.3f} MB'.format(mb)
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def showstorage(noderange, options, args):
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global exitcode
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session = client.Command()
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disks = {}
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arrays = {}
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volumes = {}
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scfg = session.read('/noderange/{0}/configuration/storage/all'.format(
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noderange))
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_print_cfg(scfg)
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def _print_cfg(scfg):
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global exitcode
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storagebynode = {}
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for e in scfg:
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if 'error' in e:
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sys.stderr.write(e['error'] + '\n')
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exitcode = e.get('errorcode', 1)
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for node in e.get('databynode', {}):
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curr = e['databynode'][node]
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if 'error' in curr:
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if 'no available drives' in curr['error']:
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curr['error'] += ' (drives must be in unconfigured state to be available, they must not be in jbod or online state)'
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sys.stderr.write('{0}: {1}\n'.format(node, curr['error']))
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exitcode = curr.get('errorcode', 1)
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continue
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if node not in storagebynode:
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storagebynode[node] = {'disks': [], 'arrays': [],
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'volumes': []}
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storagebynode[node][curr['type'] + 's'].append(curr)
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for node in storagebynode:
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for disk in sorted(storagebynode[node]['disks'],
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key=lambda x: x['name']):
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print('{0}: Disk {1} Description: {2}'.format(
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node, disk['name'], disk['description']))
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print('{0}: Disk {1} State: {2}'.format(node, disk['name'],
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disk['state']))
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print('{0}: Disk {1} FRU: {2}'.format(node, disk['name'],
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disk['fru']))
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print('{0}: Disk {1} Serial Number: {2}'.format(node, disk['name'],
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disk['serial']))
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if disk['array']:
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print('{0}: Disk {1} Array: {2}'.format(node, disk['name'],
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disk['array']))
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for arr in storagebynode[node]['arrays']:
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print('{0}: Array {1} Available Capacity: {2}'.format(
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node, arr['id'], mbtohuman(arr['available'])))
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print('{0}: Array {1} Total Capacity: {2}'.format(
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node, arr['id'], mbtohuman(arr['capacity'])))
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print('{0}: Array {1} RAID: {2}'.format(node, arr['id'],
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arr['raid']))
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print('{0}: Array {1} Disks: {2}'.format(node, arr['id'], ','.join(
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arr['disks'])))
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print(
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'{0}: Array {1} Volumes: {2}'.format(node, arr['id'], ','.join(
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arr['volumes'])))
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for vol in storagebynode[node]['volumes']:
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print('{0}: Volume {1}: Size: {2}'.format(node, vol['name'],
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mbtohuman(vol['size'])))
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print('{0}: Volume {1}: State: {2}'.format(node, vol['name'],
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vol['state']))
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print('{0}: Volume {1}: Array {2}'.format(node, vol['name'],
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vol['array']))
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def createstorage(noderange, options, args):
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if options.raidlevel is None or options.disks is None:
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sys.stderr.write('-r and -d are required arguments to create array\n')
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sys.exit(1)
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session = client.Command()
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session.stop_if_noderange_over(noderange, options.maxnodes)
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names = options.name
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if names is None:
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names = ''.join(args)
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parms = {'disks': options.disks, 'raidlevel': options.raidlevel,
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'name': names}
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if options.size:
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parms['size'] = options.size
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if options.stripsizes:
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parms['stripsizes'] = options.stripsizes
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_print_cfg(session.create(
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'/noderange/{0}/configuration/storage/volumes/{1}'.format(
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noderange, names), parms))
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def deletestorage(noderange, options, args):
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if options.name is None:
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if len(args) == 1:
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names = args[0]
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else:
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sys.stderr.write('-n is required to indicate volume(s) to delete\n')
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sys.exit(1)
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else:
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names = options.name
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session = client.Command()
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session.stop_if_noderange_over(noderange, options.maxnodes)
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for rsp in session.delete(
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'/noderange/{0}/configuration/storage/volumes/{1}'.format(
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noderange, names)):
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if 'deleted' in rsp:
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print('Deleted: {0}'.format(rsp['deleted']))
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elif 'databynode' in rsp:
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for node in rsp['databynode']:
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if 'error' in rsp['databynode'][node]:
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sys.stderr.write('{0}: {1}\n'.format(
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node, rsp['databynode'][node]['error']))
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else:
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sys.stderr.write('{0}: {1}\n'.format(
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node, repr(rsp['databynode'][node])))
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else:
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print(repr(rsp))
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def setdisk(noderange, options, args):
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if options.disks is None:
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if len(args):
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names = args.pop(0)
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else:
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sys.stderr.write('-d is required to indicate disk to modify\n')
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sys.exit(1)
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else:
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names = options.disks
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if not len(args) or args[0] not in ('hotspare', 'jbod', 'unconfigured'):
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sys.stderr.write('diskset requires valid state as argument (hotspare, jbod, unconfigured)\n')
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sys.exit(1)
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session = client.Command()
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session.stop_if_noderange_over(noderange, options.maxnodes)
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scfg = session.update('/noderange/{0}/configuration/storage/disks/{1}'.format(noderange, names), {'state': args[0]})
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_print_cfg(scfg)
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funmap = {
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'create': createstorage,
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'show': showstorage,
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'diskset': setdisk,
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'delete': deletestorage,
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'rm': deletestorage,
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}
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def main():
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argparser = OptParser(
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usage='Usage: %prog <noderange> [show|create|delete|diskset]',
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epilog='',
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)
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argparser.add_option('-r', '--raidlevel', type='int',
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help='RAID level to use when creating an array')
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argparser.add_option('-d', '--disks', type='str',
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help='Comma separated list of disks to use, or the '
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'word "rest" to indicate use of all available '
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'disks')
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argparser.add_option('-s', '--size', type='str',
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help='Comma separated list of sizes to use when '
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'creating volumes. The sizes may be absolute '
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'size (e.g. 16gb), percentage (10%) or the word '
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'"rest" to use remaining capacity, default '
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'behavior is to use all capacity to make a '
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'volume')
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argparser.add_option('-n', '--name', type='str',
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help='Comma separated list of names to use when '
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'naming volumes, or selecting a volume for '
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'delete. Default behavior is to use '
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'implementation provided default names.')
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argparser.add_option('-z', '--stripsizes', type='str',
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help='Comma separated list of stripsizes to use when creating volumes. '
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'This value is in kilobytes. The default behavior is to allow the '
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'storage controller to decide.')
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argparser.add_option('-m', '--maxnodes', type='int',
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help='Specify a maximum number of '
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'nodes to configure storage on, '
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'prompting if over the threshold')
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(options, args) = argparser.parse_args()
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if len(args) == 1:
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args.append('show')
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try:
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noderange = args[0]
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operation = args[1]
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except IndexError:
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argparser.print_help()
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sys.exit(1)
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client.check_globbing(noderange)
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try:
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handler = funmap[operation]
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except KeyError:
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argparser.print_help()
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sys.exit(1)
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handler(noderange, options, args[2:])
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if __name__ == '__main__':
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main()
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