92 lines
3.0 KiB
Python
92 lines
3.0 KiB
Python
#
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# Copyright (c) 2022 Wind River Systems, Inc.
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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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#
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import logging
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from stx import utils # pylint: disable=E0611
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import subprocess
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logger = logging.getLogger('STX-k8s')
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utils.set_logger(logger)
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class KubeHelper:
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"""Common k8s commands"""
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"""Constructor:
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:param config: an instance of stx.config.Config
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"""
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def __init__(self, config):
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self.config = config
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def get_pods_info(self):
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'''Get all pods information of the stx building tools.'''
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cmd = self.config.kubectl() + ' get pods '
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logger.info('stx-tools pods list:')
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subprocess.check_call(cmd, shell=True)
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def get_deployment_info(self):
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'''Get all deployment information of the stx building tools.'''
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cmd = self.config.kubectl() + ' get deployment'
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logger.info('stx-tools deployments list:')
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subprocess.check_call(cmd, shell=True)
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def get_helm_info(self):
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'''Get the helm list information of the stx building tools.'''
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cmd = self.config.helm() + ' ls'
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logger.info('helm list:\n')
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subprocess.check_call(cmd, shell=True)
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def get_pod_name(self, dockername):
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'''get the detailed pod name from the four pods.'''
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cmd = self.config.kubectl() + ' get pods | grep Running | ' + \
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'grep stx-' + dockername + ' | awk \'{print $1}\' '
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output = subprocess.check_output(cmd, shell=True)
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podname = str(output.decode('utf8').strip())
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return podname
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def helm_release_exists(self, projectname):
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'''Check if the helm release exists'''
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cmd = self.config.helm() + ' ls | grep ' + projectname
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ret = subprocess.getoutput(cmd)
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if ret:
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return True
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else:
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return False
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def generatePrefixCommand(self, podname, command, enableuser):
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'''Generate the command executed in the host'''
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prefix_exec_cmd = self.config.kubectl() + ' exec -ti '
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builder_exec_cmd = prefix_exec_cmd + podname
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prefix_bash_cmd = ' -- bash -l -c '
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prefix_bash_with_user_cmd = ' -- bash -l -c \'sudo -u ${MYUNAME} bash \
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--rcfile /home/$MYUNAME/userenv -i -c '
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builder_exec_bash_cmd = builder_exec_cmd + prefix_bash_cmd
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builder_exec_bash_with_user_cmd = builder_exec_cmd + \
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prefix_bash_with_user_cmd
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if enableuser:
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cmd = builder_exec_bash_with_user_cmd + command
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else:
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cmd = builder_exec_bash_cmd + command
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return cmd
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