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Diffstat (limited to 'test/resources/libraries/python/SetupFramework.py')
-rw-r--r-- | test/resources/libraries/python/SetupFramework.py | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/test/resources/libraries/python/SetupFramework.py b/test/resources/libraries/python/SetupFramework.py new file mode 100644 index 00000000..8fd712f5 --- /dev/null +++ b/test/resources/libraries/python/SetupFramework.py @@ -0,0 +1,92 @@ +# Copyright (c) 2015 Cisco and/or its affiliates. +# 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 shlex +from ssh import SSH +from subprocess import Popen, PIPE, call +from tempfile import NamedTemporaryFile +from os.path import basename +from constants import Constants as con +from robot.api import logger + +__all__ = ["SetupFramework"] + +class SetupFramework(object): + """Setup suite run on topology nodes. + + Many VAT/CLI based tests need the scripts at remote hosts before executing + them. This class packs the whole testing directory and copies it over + to all nodes in topology under /tmp/ + + """ + + def __init__(self): + pass + + def __pack_framework_dir(self): + """Pack the testing WS into temp file, return its name.""" + + tmpfile = NamedTemporaryFile(suffix=".tgz", prefix="openvpp-testing-") + file_name = tmpfile.name + tmpfile.close() + + proc = Popen(shlex.split("tar -zcf {0} .".format(file_name)), + stdout=PIPE, stderr=PIPE) + (stdout, stderr) = proc.communicate() + + logger.debug(stdout) + logger.debug(stderr) + + return_code = proc.wait() + if 0 != return_code: + raise Exception("Could not pack testing framework.") + + return file_name + + def __copy_tarball_to_node(self, tarball, node): + logger.console('Copying tarball to {0}'.format(node['host'])) + ssh = SSH() + ssh.connect(node) + + ssh.scp(tarball, "/tmp/") + + def __extract_tarball_at_node(self, tarball, node): + logger.console('Extracting tarball to {0} on {1}'.format( + con.REMOTE_FW_DIR, node['host'])) + ssh = SSH() + ssh.connect(node) + + cmd = 'rm -rf {1}; mkdir {1} ; sudo -Sn tar -zxf {0} -C {1};'.format( + tarball, con.REMOTE_FW_DIR) + (ret_code, stdout, stderr) = ssh.exec_command(cmd, timeout=30) + if 0 != ret_code: + logger.error('Unpack error: {0}'.format(stderr)) + raise Exception('Failed to unpack {0} at node {1}'.format( + tarball, node['host'])) + + def __delete_local_tarball(self, tarball): + call(shlex.split('sh -c "rm {0} > /dev/null 2>&1"'.format(tarball))) + + def setup_framework(self, nodes): + """Pack the whole directory and extract in temp on each node.""" + + tarball = self.__pack_framework_dir() + logger.console('Framework packed to {0}'.format(tarball)) + remote_tarball = "/tmp/{0}".format(basename(tarball)) + + for node in nodes.values(): + self.__copy_tarball_to_node(tarball, node) + self.__extract_tarball_at_node(remote_tarball, node) + + logger.trace('Test framework copied to all topology nodes') + self.__delete_local_tarball(tarball) + |