confluent/confluent_client/bin/nodereseat

#!/usr/bin/python2
# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright 2015-2017 Lenovo
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import optparse
import os
import signal
import sys
try:
    signal.signal(signal.SIGPIPE, signal.SIG_DFL)
except AttributeError:
    pass

path = os.path.dirname(os.path.realpath(__file__))
path = os.path.realpath(os.path.join(path, '..', 'lib', 'python'))
if path.startswith('/opt'):
    sys.path.append(path)

import confluent.client as client

argparser = optparse.OptionParser(usage="Usage: %prog <noderange>")
argparser.add_option('-m', '--maxnodes', type='int',
                     help='Specify a maximum number of '
                          'nodes to reseat, '
                          'prompting if over the threshold')   
(options, args) = argparser.parse_args()
try:
    noderange = args[0]
except IndexError:
    argparser.print_help()
    sys.exit(1)
client.check_globbing(noderange)
session = client.Command()
exitcode = 0

errorNodes = set([])
session.stop_if_noderange_over(noderange, options.maxnodes)
success = session.simple_noderange_command(noderange, 'power/reseat', 'reseat', key='reseat', errnodes=errorNodes)   # = 0 if successful

# Determine which nodes were successful and print them

allNodes = set([])

for node in session.read('/noderange/{0}/nodes/'.format(noderange)):
    allNodes.add(node['item']['href'].replace("/", ""))

goodNodes = allNodes - errorNodes

for node in goodNodes:
    print(node + ": Reseat successful")


sys.exit(success)