+# Copyright 2019 Nokia
+#
+# 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.
+#
+
+import socket
+import sys
+import json
+
+from dss.api import dss_error
+from dss.client import dss_client
+
+class VerboseLogger:
+ def __call__(self, msg):
+ print(msg)
+
+class CLIHandler:
+ def __init__(self):
+ self.sock = None
+ self.verbose_logger = VerboseLogger()
+
+ def _init_api(self, server, verbose):
+ logger = None
+ if verbose:
+ logger = self.verbose_logger
+
+ self.client = dss_client.Client(server)
+
+ def set_handler(self, subparser):
+ subparser.set_defaults(handler=self)
+
+ def init_subparser(self, subparsers):
+ raise dss_error.Error('Not implemented')
+
+ def __call__(self, args):
+ raise dss_error.Error('Not implemented')
+
+
+class CLIGetHandler(CLIHandler):
+ def init_subparser(self, subparsers):
+ subparser = subparsers.add_parser('get', help='Get the value of an attribute')
+ subparser.add_argument('--domain',
+ required=True,
+ dest='domain',
+ metavar='DOMAIN',
+ action='store')
+
+ subparser.add_argument('--name',
+ required=True,
+ dest='name',
+ metavar='NAME',
+ action='store')
+
+ self.set_handler(subparser)
+
+ def __call__(self, args):
+ self._init_api(args.server, args.verbose)
+ value = self.client.get(args.domain, args.name)
+ print('%s' % value)
+
+class CLIGetDomainHandler(CLIHandler):
+ def init_subparser(self, subparsers):
+ subparser = subparsers.add_parser('get-domain', help='Get the domain attributes')
+ subparser.add_argument('--domain',
+ required=True,
+ dest='domain',
+ metavar='DOMAIN',
+ action='store')
+
+ self.set_handler(subparser)
+
+ def __call__(self, args):
+ self._init_api(args.server, args.verbose)
+ attrs = self.client.get_domain(args.domain)
+ for name, value in attrs.iteritems():
+ print('%s = %s' % (name, value))
+
+class CLIGetDomainsHandler(CLIHandler):
+ def init_subparser(self, subparsers):
+ subparser = subparsers.add_parser('get-domains', help='Get the domains')
+ self.set_handler(subparser)
+
+ def __call__(self, args):
+ self._init_api(args.server, args.verbose)
+ domains = self.client.get_domains()
+ for domain in domains:
+ print('%s' % domain)
+
+class CLISetHandler(CLIHandler):
+ def init_subparser(self, subparsers):
+ subparser = subparsers.add_parser('set', help='Set an attribute to some value')
+ subparser.add_argument('--domain',
+ required=True,
+ dest='domain',
+ metavar='DOMAIN',
+ action='store')
+ subparser.add_argument('--name',
+ required=True,
+ dest='name',
+ metavar='NAME',
+ action='store')
+ subparser.add_argument('--value',
+ required=True,
+ dest='value',
+ metavar='VALUE',
+ action='store')
+
+ self.set_handler(subparser)
+
+ def __call__(self, args):
+ self._init_api(args.server, args.verbose)
+ self.client.set(args.domain, args.name, args.value)
+
+class CLIDeleteHandler(CLIHandler):
+ def init_subparser(self, subparsers):
+ subparser = subparsers.add_parser('delete', help='Delete an attribute')
+ subparser.add_argument('--domain',
+ required=True,
+ dest='domain',
+ metavar='DOMAIN',
+ action='store')
+ subparser.add_argument('--name',
+ required=True,
+ dest='name',
+ metavar='NAME',
+ action='store')
+
+ self.set_handler(subparser)
+
+ def __call__(self, args):
+ self._init_api(args.server, args.verbose)
+ self.client.delete(args.domain, args.name)
+
+class CLIDeleteDomainHandler(CLIHandler):
+ def init_subparser(self, subparsers):
+ subparser = subparsers.add_parser('delete-domain', help='Delete a domain')
+ subparser.add_argument('--domain',
+ required=True,
+ dest='domain',
+ metavar='DOMAIN',
+ action='store')
+
+ self.set_handler(subparser)
+
+ def __call__(self, args):
+ self._init_api(args.server, args.verbose)
+ self.client.delete_domain(args.domain)
+
+import sys
+import inspect
+
+def get_handlers_list():
+ handlers = []
+ for name, obj in inspect.getmembers(sys.modules[__name__]):
+ if inspect.isclass(obj):
+ if name is not 'CLIHandler':
+ if issubclass(obj, CLIHandler):
+ handlers.append(obj())
+ return handlers
+
+if __name__ == '__main__':
+ handlers = get_handlers_list()
+ for handler in handlers:
+ print('handler is ', handler)