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mirror of https://github.com/vmware/vsphere-automation-sdk-python.git synced 2024-11-23 01:49:59 -05:00
vsphere-automation-sdk-python/samples/vsphere/common/sample_base.py
2017-03-03 14:04:06 -08:00

104 lines
4.0 KiB
Python

"""
* *******************************************************
* Copyright VMware, Inc. 2013, 2016. All Rights Reserved.
* *******************************************************
*
* DISCLAIMER. THIS PROGRAM IS PROVIDED TO YOU "AS IS" WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, WHETHER ORAL OR WRITTEN,
* EXPRESS OR IMPLIED. THE AUTHOR SPECIFICALLY DISCLAIMS ANY IMPLIED
* WARRANTIES OR CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY,
* NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE.
"""
__author__ = 'VMware, Inc.'
__copyright__ = 'Copyright 2013, 2016 VMware, Inc. All rights reserved.'
import argparse
import traceback
from samples.vsphere.common.service_manager_factory import ServiceManagerFactory
class SampleBase(object):
def __init__(self, description):
if description is None:
raise Exception('Sample description cannot be empty')
self.description = description
# setup the argument parser
self.argparser = argparse.ArgumentParser(description=description)
self.argparser.add_argument('-s', '--server',
help='Hostname of vCenter Server')
self.argparser.add_argument('-u', '--username',
help='Username to login to the vCenter Server')
self.argparser.add_argument('-p', '--password',
help='Password to login to the vCenter Server')
self.argparser.add_argument('-c', '--cleardata', action='store_true',
help='Clears the sample data on server after running')
self.argparser.add_argument('-v', '--skipverification',
action='store_true',
help='Do not verify server certificate')
self.args = None
self.server = None
self.username = None
self.password = None
self.cleardata = False
self.skip_verification = False
def parse_args(self):
for name in dir(self):
attr = getattr(self, name)
if callable(attr) and name == '_options':
attr() # calling the method
self.args = self.argparser.parse_args() # parse all the sample arguments when they are all set
self.server = self.args.server
assert self.server is not None
print('server: {0}'.format(self.server))
self.username = self.args.username
assert self.username is not None
self.password = self.args.password
assert self.password is not None
self.cleardata = self.args.cleardata
self.skip_verification = self.args.skipverification
def before(self):
for name in dir(self):
attr = getattr(self, name)
if callable(attr) and name == '_setup':
attr() # calling the method
def run(self):
for name in dir(self):
attr = getattr(self, name)
if callable(attr) and name == '_execute':
try:
attr() # calling the method
except Exception as e:
# print the exception and move on to the cleanup stage if cleardata is set to True.
traceback.print_exc()
if bool(self.cleardata) is not True:
# re-throw the exception
raise Exception(e)
def after(self):
if bool(self.cleardata) is True:
for name in dir(self):
attr = getattr(self, name)
if callable(attr) and name == '_cleanup':
attr() # calling the method
def main(self):
self.parse_args()
self.before()
self.run()
self.after()
def get_service_manager(self):
return ServiceManagerFactory.get_service_manager(self.server,
self.username,
self.password,
self.skip_verification)