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authorPeter Mikus <pmikus@cisco.com>2018-06-26 08:45:06 +0000
committerTibor Frank <tifrank@cisco.com>2018-06-28 06:14:56 +0000
commitd68c77c3fe1a3c1b5010efed0087ca0537510296 (patch)
tree8593f4a4dd98177dd0397c3eb1ba1efff54efdb3 /resources/libraries/python
parenta4a7b7bbee494455285d34a09e6c2ac1ae799b07 (diff)
FIX: SetupFramework to detect failures
- Fix behavior of setup framework to properly detect and raise exception in case of any issue occurs during framework setup on any node - General code cleanup Change-Id: Id4cf36e221817600164b25d5551582838b0f0d5e Signed-off-by: Peter Mikus <pmikus@cisco.com>
Diffstat (limited to 'resources/libraries/python')
-rw-r--r--resources/libraries/python/SetupFramework.py122
1 files changed, 57 insertions, 65 deletions
diff --git a/resources/libraries/python/SetupFramework.py b/resources/libraries/python/SetupFramework.py
index 500812826a..61a0234692 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:
@@ -47,17 +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 --sparse --exclude-vcs --exclude=output*.xml "
- "--exclude=./tmp --exclude=*.deb --exclude=*.rpm -zcf {0} .".
- format(file_name)), stdout=PIPE, stderr=PIPE)
+ "--exclude=./tmp --exclude=*.deb --exclude=*.rpm -zcf {0} ."
+ .format(file_name)), stdout=PIPE, stderr=PIPE)
(stdout, stderr) = proc.communicate()
logger.debug(stdout)
@@ -65,7 +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
@@ -96,20 +96,18 @@ def extract_tarball_at_node(tarball, node):
:type tarball: str
:type node: dict
:returns: nothing
- :raises Excpetion: When failed to unpack tarball.
+ :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']))
def create_env_directory_at_node(node):
@@ -118,26 +116,25 @@ def create_env_directory_at_node(node):
:param node: Node to create virtualenv on.
:type node: dict
:returns: nothing
- :raises Exception: When failed to setup virtualenv.
+ :raises RuntimeError: When failed to setup virtualenv.
"""
- logger.console('Extracting virtualenv, installing requirements.txt '
- 'on {0}'.format(node['host']))
+ logger.console('Virtualenv setup including requirements.txt on {0}'
+ .format(node['host']))
ssh = SSH()
ssh.connect(node)
- (ret_code, stdout, stderr) = ssh.exec_command(
+ (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')
+ raise RuntimeError('Virtualenv setup including requirements.txt on {0}'
+ .format(node['host']))
else:
- logger.console('Virtualenv created 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.
@@ -155,9 +152,9 @@ 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 {0} setup failed, error:'{1}'".format(node['host'],
- 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']))
@@ -174,42 +171,24 @@ def delete_local_tarball(tarball):
call(split('sh -c "rm {0} > /dev/null 2>&1"'.format(tarball)))
-def delete_openvpp_testing_stuff(node):
- """Delete openvpp-testing directory and tarball in /tmp/ on given node.
+def delete_framework_dir(node):
+ """Delete framework directory in /tmp/ on given node.
- :param node: Node to delete openvpp-testing stuff on.
+ :param node: Node to delete framework directory on.
:type node: dict
"""
- logger.console('Deleting openvpp-testing directory and tarball on {0}'
+ logger.console('Deleting framework directory on {0}'
.format(node['host']))
ssh = SSH()
ssh.connect(node)
- (ret_code, stdout, stderr) = ssh.exec_command(
- 'cd {0} && sudo rm -rf openvpp-testing*'.format(
- con.REMOTE_FW_DIR), timeout=100)
- if ret_code != 0:
- logger.console('Deleting opvenvpp-testing stuff failed on node {0}: {1}'
- .format(node, stdout + stderr))
-
-
-def remove_env_directory_at_node(node):
- """Remove virtualenv directory on given node.
-
- :param node: Node to remove virtualenv on.
- :type node: dict
- """
- logger.console('Removing virtualenv directory on {0}'.format(node['host']))
- ssh = SSH()
- ssh.connect(node)
- (ret_code, stdout, stderr) = ssh.exec_command(
- 'cd {0} && sudo rm -rf openvpp-testing*'
+ (ret_code, _, _) = ssh.exec_command(
+ 'sudo rm -rf {0}'
.format(con.REMOTE_FW_DIR), timeout=100)
if ret_code != 0:
- logger.console('Virtualenv removing failed on node {0}: {1}'.format(
- node, stdout + stderr))
+ raise RuntimeError('Deleting framework directory on {0} failed'
+ .format(node))
-# pylint: disable=broad-except
def cleanup_node(node):
"""Run all clean-up methods for a node.
@@ -222,12 +201,9 @@ def cleanup_node(node):
:rtype: bool
"""
try:
- delete_openvpp_testing_stuff(node)
- if node['type'] == NodeType.TG:
- remove_env_directory_at_node(node)
- except Exception as exc:
- logger.error("Node {0} cleanup failed, error:'{1}'".format(
- node['host'], exc.message))
+ 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']))
@@ -248,6 +224,8 @@ class SetupFramework(object):
:param nodes: Topology nodes.
:type nodes: dict
+ :returns: True - success, False - error
+ :rtype: bool
"""
tarball = pack_framework_dir()
@@ -271,11 +249,17 @@ class SetupFramework(object):
'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')
+ return True
+ else:
+ logger.console('Failed to setup framework')
+ return False
class CleanupFramework(object):
@@ -287,6 +271,8 @@ class CleanupFramework(object):
:param nodes: Topology nodes.
:type nodes: dict
+ :returns: True - success, False - error
+ :rtype: bool
"""
# Turn off logging since we use multiprocessing
log_level = BuiltIn().set_log_level('NONE')
@@ -303,7 +289,13 @@ class CleanupFramework(object):
'Executing node cleanups 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('All topology nodes cleaned up')
- logger.console('All nodes cleaned up')
+ if node_success:
+ logger.console('All nodes cleaned up')
+ return True
+ else:
+ logger.console('Failed to cleaned up framework')
+ return False