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-rwxr-xr-xresources/tools/scripts/topo_cleanup.py118
1 files changed, 118 insertions, 0 deletions
diff --git a/resources/tools/scripts/topo_cleanup.py b/resources/tools/scripts/topo_cleanup.py
new file mode 100755
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+++ b/resources/tools/scripts/topo_cleanup.py
@@ -0,0 +1,118 @@
+#!/usr/bin/env python
+
+# 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:
+#
+# 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.
+
+"""This script provides cleanup routines on all DUTs."""
+
+import argparse
+import sys
+from platform import dist
+from yaml import load
+
+from resources.libraries.python.ssh import SSH
+
+
+def execute_command_ssh(ssh, cmd, sudo=False):
+ """Execute a command over ssh channel, and print outputs.
+
+ :param ssh: SSH() object connected to a node.
+ :param cmd: Command line to execute on remote node.
+ :param sudo: Run command with sudo privilege level..
+ :type ssh: SSH() object
+ :type cmd: str
+ :type sudo: bool
+ :returns return_code, stdout, stderr
+ :rtype: tuple(int, str, str)
+ """
+ if sudo:
+ ret, stdout, stderr = ssh.exec_command_sudo(cmd, timeout=60)
+ else:
+ ret, stdout, stderr = ssh.exec_command(cmd, timeout=60)
+
+ print 'Executing: {cmd}'.format(cmd=cmd)
+ print '({ret}) {stdout} {stderr}'.format(ret=ret, stdout=stdout,
+ stderr=stderr)
+
+ return ret, stdout, stdout
+
+def uninstall_package(ssh, package):
+ """If there are packages installed, clean them up.
+
+ :param ssh: SSH() object connected to a node.
+ :param package: Package name.
+ :type ssh: SSH() object
+ :type package: str
+ """
+ if dist()[0] == 'Ubuntu':
+ ret, _, _ = ssh.exec_command("dpkg -l | grep {package}".format(
+ package=package))
+ if ret == 0:
+ # Try to fix interrupted installations first.
+ execute_command_ssh(ssh, 'dpkg --configure -a', sudo=True)
+ # Try to remove installed packages
+ execute_command_ssh(ssh, 'apt-get purge -y "{package}.*"'.format(
+ package=package), sudo=True)
+
+def kill_process(ssh, process):
+ """If there are running processes, kill them.
+
+ :param ssh: SSH() object connected to a node.
+ :param process: Process name.
+ :type ssh: SSH() object
+ :type process: str
+ """
+ execute_command_ssh(ssh, 'killall -v -s 9 {process}'.format(
+ process=process), sudo=True)
+
+
+def main():
+ """Testbed cleanup."""
+
+ parser = argparse.ArgumentParser()
+ parser.add_argument("-t", "--topo", required=True, help="Topology file")
+
+ args = parser.parse_args()
+ topology_file = args.topo
+
+ topology = load(open(topology_file).read())['nodes']
+
+ ssh = SSH()
+ for node in topology:
+ if topology[node]['type'] == "DUT":
+ print "###TI host: {}".format(topology[node]['host'])
+ ssh.connect(topology[node])
+
+ # Kill processes.
+ kill_process(ssh, 'qemu')
+ kill_process(ssh, 'l3fwd')
+ kill_process(ssh, 'testpmd')
+
+ # Uninstall packages
+ uninstall_package(ssh, 'vpp')
+ uninstall_package(ssh, 'honeycomb')
+
+ # Remove HC logs.
+ execute_command_ssh(ssh, 'rm -rf /var/log/honeycomb',
+ sudo=True)
+
+ # Kill all containers.
+ execute_command_ssh(ssh, 'docker rm $(sudo docker ps -a -q)',
+ sudo=True)
+
+ # Destroy kubernetes.
+ execute_command_ssh(ssh, 'kubeadm reset --force',
+ sudo=True)
+
+if __name__ == "__main__":
+ sys.exit(main())