Current File : //lib/python3/dist-packages/sos/collector/clusters/kubernetes.py
# Copyright Red Hat 2020, Jake Hunsaker <jhunsake@redhat.com>
# This file is part of the sos project: https://github.com/sosreport/sos
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# version 2 of the GNU General Public License.
#
# See the LICENSE file in the source distribution for further information.
from pipes import quote
from sos.collector.clusters import Cluster
class kubernetes(Cluster):
"""
The kuberentes cluster profile is intended to be used on kubernetes
clusters built from the upstream/source kubernetes (k8s) project. It is
not intended for use with other projects or platforms that are built ontop
of kubernetes.
"""
cluster_name = 'Community Kubernetes'
packages = ('kubernetes-master',)
sos_plugins = ['kubernetes']
sos_plugin_options = {'kubernetes.all': 'on'}
cmd = 'kubectl'
option_list = [
('label', '', 'Filter node list to those with matching label'),
('role', '', 'Filter node list to those with matching role')
]
def get_nodes(self):
self.cmd += ' get nodes'
if self.get_option('label'):
self.cmd += ' -l %s ' % quote(self.get_option('label'))
res = self.exec_primary_cmd(self.cmd)
if res['status'] == 0:
nodes = []
roles = [x for x in self.get_option('role').split(',') if x]
for nodeln in res['output'].splitlines()[1:]:
node = nodeln.split()
if not roles:
nodes.append(node[0])
else:
if node[2] in roles:
nodes.append(node[0])
return nodes
else:
raise Exception('Node enumeration did not return usable output')
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