X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FSetupFramework.py;h=9b50b90bc5aa31ab92ba423438990a5c29af1251;hp=d0059ebed8fd05d6f9774b395ec906e129a14c68;hb=cc0c2870a18fb74a56410eca2d1870bddc945397;hpb=a912d105f3a1d8fed0b4cf6b18e0ef7789be81bf diff --git a/resources/libraries/python/SetupFramework.py b/resources/libraries/python/SetupFramework.py index d0059ebed8..9b50b90bc5 100644 --- a/resources/libraries/python/SetupFramework.py +++ b/resources/libraries/python/SetupFramework.py @@ -1,4 +1,4 @@ -# Copyright (c) 2016 Cisco and/or its affiliates. +# Copyright (c) 2018 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: @@ -27,14 +27,19 @@ from robot.api import logger from robot.libraries.BuiltIn import BuiltIn from resources.libraries.python.ssh import SSH -from resources.libraries.python.constants import Constants as con +from resources.libraries.python.Constants import Constants as con from resources.libraries.python.topology import NodeType __all__ = ["SetupFramework"] def pack_framework_dir(): - """Pack the testing WS into temp file, return its name.""" + """Pack the testing WS into temp file, return its name. + + :returns: Tarball file name. + :rtype: str + :raises Exception: When failed to pack testing framework. + """ try: directory = environ["TMPDIR"] @@ -42,16 +47,17 @@ def pack_framework_dir(): directory = None if directory is not None: - tmpfile = NamedTemporaryFile(suffix=".tgz", prefix="openvpp-testing-", + tmpfile = NamedTemporaryFile(suffix=".tgz", prefix="csit-testing-", dir="{0}".format(directory)) else: - tmpfile = NamedTemporaryFile(suffix=".tgz", prefix="openvpp-testing-") + tmpfile = NamedTemporaryFile(suffix=".tgz", prefix="csit-testing-") file_name = tmpfile.name tmpfile.close() proc = Popen( - split("tar --exclude-vcs --exclude=./tmp --exclude=*.deb -zcf {0} .". - format(file_name)), stdout=PIPE, stderr=PIPE) + split("tar --sparse --exclude-vcs --exclude=output*.xml " + "--exclude=./tmp -zcf {0} ." + .format(file_name)), stdout=PIPE, stderr=PIPE) (stdout, stderr) = proc.communicate() logger.debug(stdout) @@ -59,7 +65,7 @@ def pack_framework_dir(): return_code = proc.wait() if return_code != 0: - raise Exception("Could not pack testing framework.") + raise RuntimeError("Could not pack testing framework.") return file_name @@ -71,13 +77,14 @@ def copy_tarball_to_node(tarball, node): :param node: Dictionary created from topology. :type tarball: str :type node: dict - :return: nothing + :returns: nothing """ logger.console('Copying tarball to {0}'.format(node['host'])) ssh = SSH() ssh.connect(node) ssh.scp(tarball, "/tmp/") + logger.console('Copying tarball to {0} done'.format(node['host'])) def extract_tarball_at_node(tarball, node): @@ -89,41 +96,48 @@ def extract_tarball_at_node(tarball, node): :param node: Dictionary created from topology. :type tarball: str :type node: dict - :return: nothing + :returns: nothing + :raises RuntimeError: When failed to unpack tarball. """ - logger.console('Extracting tarball to {0} on {1}'.format( - con.REMOTE_FW_DIR, node['host'])) + logger.console('Extracting tarball to {0} on {1}' + .format(con.REMOTE_FW_DIR, node['host'])) ssh = SSH() ssh.connect(node) - - cmd = 'sudo rm -rf {1}; mkdir {1} ; tar -zxf {0} -C {1}; ' \ - 'rm -f {0}'.format(tarball, con.REMOTE_FW_DIR) - (ret_code, _, stderr) = ssh.exec_command(cmd, timeout=30) + (ret_code, _, _) = ssh.exec_command( + 'sudo rm -rf {1}; mkdir {1} ; tar -zxf {0} -C {1}; rm -f {0}' + .format(tarball, con.REMOTE_FW_DIR), timeout=30) if ret_code != 0: - logger.error('Unpack error: {0}'.format(stderr)) - raise Exception('Failed to unpack {0} at node {1}'.format( - tarball, node['host'])) + raise RuntimeError('Failed to extract {0} at node {1}' + .format(tarball, node['host'])) + logger.console('Extracting tarball to {0} on {1} done' + .format(con.REMOTE_FW_DIR, node['host'])) def create_env_directory_at_node(node): - """Create fresh virtualenv to a directory, install pip requirements.""" - logger.console('Extracting virtualenv, installing requirements.txt ' - 'on {0}'.format(node['host'])) + """Create fresh virtualenv to a directory, install pip requirements. + + :param node: Node to create virtualenv on. + :type node: dict + :returns: nothing + :raises RuntimeError: When failed to setup virtualenv. + """ + logger.console('Virtualenv setup including requirements.txt on {0}' + .format(node['host'])) ssh = SSH() ssh.connect(node) - (ret_code, stdout, stderr) = ssh.exec_command( - 'cd {0} && rm -rf env && virtualenv --system-site-packages env && ' + (ret_code, _, _) = ssh.exec_command( + 'cd {0} && rm -rf env && ' + 'virtualenv --system-site-packages --never-download env && ' '. env/bin/activate && ' 'pip install -r requirements.txt' .format(con.REMOTE_FW_DIR), timeout=100) if ret_code != 0: - logger.error('Virtualenv creation error: {0}'.format(stdout + stderr)) - raise Exception('Virtualenv setup failed') - else: - logger.console('Virtualenv created on {0}'.format(node['host'])) + raise RuntimeError('Virtualenv setup including requirements.txt on {0}' + .format(node['host'])) + + logger.console('Virtualenv on {0} created'.format(node['host'])) -# pylint: disable=broad-except def setup_node(args): """Run all set-up methods for a node. @@ -132,8 +146,7 @@ def setup_node(args): :param args: All parameters needed to setup one node. :type args: tuple - :return: nothing - :return: True - success, False - error + :returns: True - success, False - error :rtype: bool """ tarball, remote_tarball, node = args @@ -142,8 +155,9 @@ def setup_node(args): extract_tarball_at_node(remote_tarball, node) if node['type'] == NodeType.TG: create_env_directory_at_node(node) - except Exception as exc: - logger.error("Node setup failed, error:'{0}'".format(exc.message)) + except RuntimeError as exc: + logger.error("Node {0} setup failed, error:'{1}'" + .format(node['host'], exc.message)) return False else: logger.console('Setup of node {0} done'.format(node['host'])) @@ -155,12 +169,51 @@ def delete_local_tarball(tarball): :param tarball: Path to tarball to upload. :type tarball: str - :return: nothing + :returns: nothing """ call(split('sh -c "rm {0} > /dev/null 2>&1"'.format(tarball))) -class SetupFramework(object): # pylint: disable=too-few-public-methods +def delete_framework_dir(node): + """Delete framework directory in /tmp/ on given node. + + :param node: Node to delete framework directory on. + :type node: dict + """ + logger.console('Deleting framework directory on {0}' + .format(node['host'])) + ssh = SSH() + ssh.connect(node) + (ret_code, _, _) = ssh.exec_command( + 'sudo rm -rf {0}' + .format(con.REMOTE_FW_DIR), timeout=100) + if ret_code != 0: + raise RuntimeError('Deleting framework directory on {0} failed' + .format(node)) + + +def cleanup_node(node): + """Run all clean-up methods for a node. + + This method is used as map_async parameter. It receives tuple with all + parameters as passed to map_async function. + + :param node: Node to do cleanup on. + :type node: dict + :returns: True - success, False - error + :rtype: bool + """ + try: + delete_framework_dir(node) + except RuntimeError: + logger.error("Cleanup of node {0} failed".format(node['host'])) + return False + else: + logger.console('Cleanup of node {0} done'.format(node['host'])) + return True + + +class SetupFramework(object): """Setup suite run on topology nodes. Many VAT/CLI based tests need the scripts at remote hosts before executing @@ -170,7 +223,12 @@ class SetupFramework(object): # pylint: disable=too-few-public-methods @staticmethod def setup_framework(nodes): - """Pack the whole directory and extract in temp on each node.""" + """Pack the whole directory and extract in temp on each node. + + :param nodes: Topology nodes. + :type nodes: dict + :raises RuntimeError: If setup framework failed. + """ tarball = pack_framework_dir() msg = 'Framework packed to {0}'.format(tarball) @@ -190,12 +248,51 @@ class SetupFramework(object): # pylint: disable=too-few-public-methods BuiltIn().set_log_level(log_level) logger.info( - 'Executed node setups in parallel, waiting for processes to end') + 'Executing node setups in parallel, waiting for processes to end') result.wait() - logger.info('Results: {0}'.format(result.get())) + results = result.get() + node_success = all(results) + logger.info('Results: {0}'.format(results)) - logger.trace('Test framework copied to all topology nodes') delete_local_tarball(tarball) - logger.console('All nodes are ready') + if node_success: + logger.console('All nodes are ready') + else: + raise RuntimeError('Failed to setup framework') + + +class CleanupFramework(object): + """Clean up suite run on topology nodes.""" + + @staticmethod + def cleanup_framework(nodes): + """Perform cleaning on each node. + + :param nodes: Topology nodes. + :type nodes: dict + :raises RuntimeError: If cleanup framework failed. + """ + # Turn off logging since we use multiprocessing + log_level = BuiltIn().set_log_level('NONE') + params = (node for node in nodes.values()) + pool = Pool(processes=len(nodes)) + result = pool.map_async(cleanup_node, params) + pool.close() + pool.join() + + # Turn on logging + BuiltIn().set_log_level(log_level) + + logger.info( + 'Executing node cleanups in parallel, waiting for processes to end') + result.wait() + + results = result.get() + node_success = all(results) + logger.info('Results: {0}'.format(results)) + if node_success: + logger.console('All nodes cleaned up') + else: + raise RuntimeError('Failed to cleaned up framework')