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New script for setting values. ATTENTION: IT DOESN'T WORK YET due to …
…an error: 'Cannot set value for ... because the value is not changeable via SOAP'.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,183 @@ | ||
| # -*- coding: utf-8 -*- | ||
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| import suds | ||
| import sys | ||
| import xml | ||
| import argparse | ||
| import getpass | ||
| from Environment import readSettings | ||
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| def main(args): | ||
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| #################################################################################################################### | ||
| ### Check all arguments | ||
| #################################################################################################################### | ||
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| errorMessage = "No path to SETTINGS file specified. Provide one via '-f my_settingsFile' or {..., 'settingsFile':'my_settingsFile', ...}" | ||
| try: | ||
| if args['settingsFile'] is None or not args['settingsFile']: | ||
| print(errorMessage) | ||
| sys.exit(1) | ||
| else: | ||
| settingsFile = args['settingsFile'] | ||
| except KeyError: | ||
| print(errorMessage) | ||
| sys.exit(1) | ||
| settings = readSettings(settingsFile) | ||
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| errorMessage = "No username specified. Provide one via '-u my_username' or {..., 'username':'my_username', ...} or WC_USERNAME=my_username" | ||
| try: | ||
| if args['username'] is None or not args['username']: | ||
| if not settings['WC_USERNAME']: | ||
| print(errorMessage) | ||
| sys.exit(1) | ||
| else: | ||
| username = settings['WC_USERNAME'] | ||
| else: | ||
| username = str(args['username']) | ||
| except KeyError: | ||
| print(errorMessage) | ||
| sys.exit(1) | ||
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| # The password cannot be given via environment variable | ||
| errorMessage = "No password specified. Provide one via {..., 'password':'my_password', ...}" | ||
| try: | ||
| if args['password'] is None or not args['password']: | ||
| print(errorMessage) | ||
| sys.exit(1) | ||
| else: | ||
| password = args['password'] | ||
| except KeyError: | ||
| print(errorMessage) | ||
| sys.exit(1) | ||
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| nodeDefault = '/trees/geographic' | ||
| errorMessage = "No node specified. Provide one via '-n my_node' or {..., 'node':'my_node', ...} or WC_NODE=my_node. " \ | ||
| "Using a default now: '" + nodeDefault + "'" | ||
| try: | ||
| if args['node'] is None or not args['node']: | ||
| if not settings['WC_NODE']: | ||
| print(errorMessage) | ||
| node = nodeDefault | ||
| else: | ||
| node = settings['WC_NODE'] | ||
| else: | ||
| node = str(args['node']) | ||
| except KeyError: | ||
| print(errorMessage) | ||
| node = nodeDefault | ||
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| urlDefault = 'https://webctrl.rz-berlin.mpg.de' | ||
| errorMessage = "No URL specified. Provide one via '-url my_url' or {..., 'url':'my_url', ...} or WC_URL=my_url. " \ | ||
| "Using a default now: '" + urlDefault + "'" | ||
| try: | ||
| if args['url'] is None or not args['url']: | ||
| if not settings['WC_URL']: | ||
| print(errorMessage) | ||
| url = urlDefault | ||
| else: | ||
| url = settings['WC_URL'] | ||
| else: | ||
| url = str(args['url']) | ||
| except KeyError: | ||
| print(errorMessage) | ||
| url = urlDefault | ||
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| errorMessage = "No value to be set was specified. Provide one via '-v my_value' or {..., 'value':'my_value', ...} or " \ | ||
| "WC_NEWVALUE=my_value. NO DEFAULT value will be used." | ||
| try: | ||
| if args['value'] is None or not args['value']: | ||
| if not settings['WC_NEWVALUE']: | ||
| print(errorMessage) | ||
| sys.exit(1) | ||
| else: | ||
| newValue = settings['WC_NEWVALUE'] | ||
| else: | ||
| newValue = str(args['value']) | ||
| except KeyError: | ||
| print(errorMessage) | ||
| sys.exit(1) | ||
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| reasonDefault = '' | ||
| errorMessage = "No reason for changing the value was given. Provide one via '-r my_reason' or {..., 'reason':'my_reason', ...} or " \ | ||
| "WC_REASON=my_reason. A default, an empty string, will be used." | ||
| try: | ||
| if args['reason'] is None or not args['reason']: | ||
| if not settings['WC_REASON']: | ||
| print(errorMessage) | ||
| reason = reasonDefault | ||
| else: | ||
| reason = settings['WC_REASON'] | ||
| else: | ||
| reason = str(args['reason']) | ||
| except KeyError: | ||
| print(errorMessage) | ||
| reason = reasonDefault | ||
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| wsdlFile = url + '/_common/webservices/Eval?wsdl' | ||
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| #################################################################################################################### | ||
| ### Connect to the webCTRL server | ||
| #################################################################################################################### | ||
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| try: | ||
| client = suds.client.Client(wsdlFile, username=username, password=password) | ||
| except AttributeError: | ||
| print 'Error: Incorrect username and/or password' | ||
| except xml.sax._exceptions.SAXParseException: | ||
| print 'Error: Incorrect/Misspelled WSDL file. It should be: http(s)://URL?wsdl' | ||
| sys.exit(1) | ||
| except: | ||
| print("Unexpected error:", sys.exc_info()[0]) | ||
| print('Perhaps your URL to the WSDL file is not correct.') | ||
| sys.exit(1) | ||
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| #################################################################################################################### | ||
| ### Get the answer from the server and print the output | ||
| #################################################################################################################### | ||
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| try: | ||
| #value = client.service.getValue(node) | ||
| value = client.service.setValue(node, newValue, reason) | ||
| except suds.WebFault as fault: | ||
| print fault | ||
| sys.exit(1) | ||
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| if value is None: | ||
| print "You haven't specified a particular controller. The command could look like this:" | ||
| print '$ wc_getValue "#controller/m001"' | ||
| else: | ||
| print "Present value of " + node + " is: " + value | ||
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| # The argument parser is only called if this script is called as a script/executable (via command line) but not when | ||
| # imported by another script | ||
| if __name__=='__main__': | ||
| if len(sys.argv) < 2: | ||
| print "You haven't specified any arguments. Use -h to get more details on how to use this command." | ||
| sys.exit(1) | ||
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| parser = argparse.ArgumentParser() | ||
| parser._action_groups.pop() | ||
| required = parser.add_argument_group('required arguments') | ||
| optional = parser.add_argument_group('optional arguments (can also be specified via SETTINGS file)') | ||
| required.add_argument('--password', '-p', type=str, default=None, help='Password for the login to the WebCTRL server') | ||
| required.add_argument('--settingsFile', '-f', type=str, default=None, help='File name of settings containing WC_* variables') | ||
| required.add_argument('--username', '-u', type=str, default=None, help='Username for the login to the WebCTRL server') | ||
| required.add_argument('--value', '-v', type=str, default=None, help='New value to be set') | ||
| required.add_argument('--reason', '-r', type=str, default=None, help='Reason for setting/changing the value') | ||
| optional.add_argument('--url', '-url', type=str, default=None, help="URL of the webctrl server like 'http(s)://webctrl.de'.") | ||
| optional.add_argument('--node', '-n', type=str, default=None, help='Path to the point or node whose value you want to retrieve') | ||
| args = parser.parse_args() | ||
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| # Get the password if it hasn't been passed as argument | ||
| if args.password is None or not args.password: | ||
| args.password = getpass.getpass('No password specified via -p. Please enter your WebCTRL login password: ') | ||
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| # Convert the argparse.Namespace to a dictionary via vars(args) | ||
| main(vars(args)) | ||
| sys.exit(0) | ||
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