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"""
NETCONF for APK Distributions server:
Server module
Copyright © 2020 Adélie Software in the Public Benefit, Inc.
Released under the terms of the NCSA license. See the LICENSE file included
with this source distribution for more information.
SPDX-License-Identifier: NCSA
"""
import logging
from netconf import util
from netconf.server import NetconfSSHServer, SSHAuthorizedKeysController
from ncserver.base.modman import ModuleManager
from ncserver.config import ConfigManager
class Server:
"""The NETCONF server component."""
def __init__(self, port=830):
"""Create the NETCONF server.
:param int port:
The port number to listen on. Typically 830.
"""
self.config = ConfigManager()
self.auth = SSHAuthorizedKeysController(
users=self.config.get_list('server', 'users')
)
self.debug = self.config.get('server', 'debug')
if self.debug:
logging.basicConfig(level=logging.DEBUG)
else:
logging.basicConfig(level=logging.INFO)
self.server = NetconfSSHServer(
self.auth, self, port, self.config.get('server', 'host_key'),
self.debug
)
self.modman = ModuleManager()
for module in self.config.get_list('server', 'modules'):
self.modman.load_module(module)
def close(self):
"""Close all connections."""
self.server.close()
def nc_append_capabilities(self, capabilities):
"""List all capabilities of this NETCONF server."""
for module in self.modman.modules.values():
util.subelm(capabilities, 'capability').text = module.M_NS
def rpc_get(self, session, rpc, filter_or_none): # pylint: disable=W0613
"""Handle the <get/> RPC."""
root = util.elm('nc:data')
self.modman.collect_running(root)
self.modman.collect_operational(root)
return util.filter_results(rpc, root, filter_or_none, self.debug)
# pylint: disable=W0613
def rpc_get_config(self, session, rpc, source, filter_or_none):
"""Handle the <get-config/> RPC."""
root = util.elm('nc:data')
self.modman.collect_running(root)
return util.filter_results(rpc, root, filter_or_none, self.debug)
if __name__ == "__main__":
s = Server()
try:
s.server.join()
except KeyboardInterrupt:
s.close()
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