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confluent/confluent_client/bin/nodesupport
Jarrod Johnson 7e25dd805f Update nodesupport usage
servicedata is, as yet, mandatory
2019-02-26 15:27:07 -05:00

145 lines
4.3 KiB
Python

#!/usr/bin/python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2018 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
import time
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
import confluent.screensqueeze as sq
exitcode = 0
def get_update_progress(session, url):
for res in session.read(url):
status = res['phase']
percent = res['progress']
detail = res['detail']
if status == 'error':
text = 'error!'
else:
text = '{0}: {1:3.0f}%'.format(status, percent)
return text, status, detail
def printerror(res, node=None):
global exitcode
if 'errorcode' in res:
exitcode = res['errorcode']
if 'error' in res:
if node:
sys.stderr.write('{0}: {1}\n'.format(node, res['error']))
else:
sys.stderr.write('{0}\n'.format(res['error']))
if 'errorcode' not in res:
exitcode = 1
for node in res.get('databynode', ()):
printerror(res['databynode'][node], node)
def download_servicedata(noderange, media):
global exitcode
session = client.Command()
output = sq.ScreenPrinter(noderange, session)
filename = os.path.abspath(media)
resource = '/noderange/{0}/support/servicedata/'.format(noderange)
upargs = {'filename': filename}
noderrs = {}
nodeurls = {}
for res in session.create(resource, upargs):
if 'created' not in res:
for nodename in res.get('databynode', ()):
output.set_output(nodename, 'error!')
noderrs[nodename] = res['databynode'][nodename].get(
'error', 'Unknown Error')
continue
watchurl = res['created']
currnode = watchurl.split('/')[1]
nodeurls[currnode] = '/' + watchurl
while nodeurls:
for node in list(nodeurls):
progress, status, err = get_update_progress(
session, nodeurls[node])
if status == 'error':
exitcode = 1
noderrs[node] = err
if status in ('error', 'complete', 'pending'):
list(session.delete(nodeurls[node]))
del nodeurls[node]
output.set_output(node, progress)
time.sleep(2)
allerrnodes = ','.join(noderrs)
if noderrs:
sys.stderr.write(
'Nodes had errors retrieving service data ({0})!\n'.format(allerrnodes))
for node in noderrs:
sys.stderr.write('{0}: {1}\n'.format(node, noderrs[node]))
funmap = {
'servicedata': download_servicedata,
}
class OptParser(optparse.OptionParser):
def format_epilog(self, formatter):
return self.expand_prog_name(self.epilog)
def main():
argparser = OptParser(
usage="Usage: %prog <noderange> servicedata "
"<filename>",
epilog='\nservicedata will save service data to the given '
'directory\n'
'\n\nSee `man %prog` for more info.\n')
(options, args) = argparser.parse_args()
media = None
try:
noderange = args[0]
operation = args[1]
arglength = 2
if operation == 'servicedata':
media = args[2]
arglength = 3
if len(args) > arglength:
argparser.print_help()
sys.exit(1)
except IndexError:
argparser.print_help()
sys.exit(1)
client.check_globbing(noderange)
try:
handler = funmap[operation]
except KeyError:
argparser.print_help()
sys.exit(1)
handler(noderange, media)
if __name__ == '__main__':
main()