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authorSeshu Kumar M <seshu.kumar.m@huawei.com>2020-01-29 09:53:04 +0000
committerGerrit Code Review <gerrit@onap.org>2020-01-29 09:53:04 +0000
commit4b9193ca1a42a7781ef59a2d724200adcd6439ec (patch)
tree4d4ff4658a7cc07c1df04572c442cb8bb0c6cf0a /docs/api/swagger/images
parent76a37d03413fd1798e50274c57566c0ed3d752e4 (diff)
parent98998cca3b2c2467d33b9a8e806c98941672ead0 (diff)
Merge "Create WaitForPnfReadyBB"
Diffstat (limited to 'docs/api/swagger/images')
0 files changed, 0 insertions, 0 deletions
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#!/usr/bin/env python

# ============LICENSE_START==========================================
# ===================================================================
# Copyright (c) 2017 AT&T
#
# 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.
#============LICENSE_END============================================

# This tack will be triggered after VM created. It will check whether docker is up and running.

import subprocess
from cloudify import ctx
from cloudify.exceptions import OperationRetry


def check_command(command):

    try:
        process = subprocess.Popen(
            command.split()
        )
    except OSError:
        return False

    output, error = process.communicate()

    ctx.logger.debug('command: {0} '.format(command))
    ctx.logger.debug('output: {0} '.format(output))
    ctx.logger.debug('error: {0} '.format(error))
    ctx.logger.debug('process.returncode: {0} '.format(process.returncode))

    if process.returncode:
        ctx.logger.error('Running `{0}` returns error.'.format(command))
        return False

    return True


def execute_command(_command):

    ctx.logger.debug('_command {0}.'.format(_command))

    subprocess_args = {
        'args': _command.split(),
        'stdout': subprocess.PIPE,
        'stderr': subprocess.PIPE
    }

    ctx.logger.debug('subprocess_args {0}.'.format(subprocess_args))

    process = subprocess.Popen(**subprocess_args)
    output, error = process.communicate()

    ctx.logger.debug('command: {0} '.format(_command))
    ctx.logger.debug('error: {0} '.format(error))
    ctx.logger.debug('process.returncode: {0} '.format(process.returncode))

    if process.returncode:
        ctx.logger.error('Running `{0}` returns error.'.format(_command))
        return False

    return output


if __name__ == '__main__':

    # Check if Docker PS works
    docker = check_command('docker ps')
    if not docker:
            raise OperationRetry(
                'Docker is not present on the system.')
    ctx.logger.info('Docker is present on the system.')

    # Next check if Cloud Init is running.
    finished = False
    ps = execute_command('ps -ef')
    for line in ps.split('\n'):
        if '/usr/bin/python /usr/bin/cloud-init modules' in line:
            raise OperationRetry(
                'You provided a Cloud-init Cloud Config to configure instances. '
                'Waiting for Cloud-init to complete.')
    ctx.logger.info('Cloud-init finished.')