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-rw-r--r--old/moon_interface/moon_interface/http_server.py146
1 files changed, 146 insertions, 0 deletions
diff --git a/old/moon_interface/moon_interface/http_server.py b/old/moon_interface/moon_interface/http_server.py
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+++ b/old/moon_interface/moon_interface/http_server.py
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+# Copyright 2015 Open Platform for NFV Project, Inc. and its contributors
+# This software is distributed under the terms and conditions of the 'Apache-2.0'
+# license which can be found in the file 'LICENSE' in this package distribution
+# or at 'http://www.apache.org/licenses/LICENSE-2.0'.
+
+from flask import Flask, jsonify
+from flask_restful import Resource, Api
+import logging
+from moon_interface import __version__
+from moon_interface.api.generic import Status, API
+from moon_interface.api.authz import Authz
+from moon_interface.api.update import Update
+from moon_interface.authz_requests import CACHE
+from python_moonutilities import configuration, exceptions
+
+logger = logging.getLogger("moon.interface.http_server")
+
+__API__ = (
+ Status, API
+ )
+
+
+class Server:
+ """Base class for HTTP server"""
+
+ def __init__(self, host="localhost", port=80, api=None, **kwargs):
+ """Run a server
+
+ :param host: hostname of the server
+ :param port: port for the running server
+ :param kwargs: optional parameters
+ :return: a running server
+ """
+ self._host = host
+ self._port = port
+ self._api = api
+ self._extra = kwargs
+
+ @property
+ def host(self):
+ return self._host
+
+ @host.setter
+ def host(self, name):
+ self._host = name
+
+ @host.deleter
+ def host(self):
+ self._host = ""
+
+ @property
+ def port(self):
+ return self._port
+
+ @port.setter
+ def port(self, number):
+ self._port = number
+
+ @port.deleter
+ def port(self):
+ self._port = 80
+
+ def run(self):
+ raise NotImplementedError()
+
+
+class Root(Resource):
+ """
+ The root of the web service
+ """
+ __urls__ = ("/", )
+ __methods = ("get", "post", "put", "delete", "options")
+
+ def get(self):
+ tree = {"/": {"methods": ("get",),
+ "description": "List all methods for that service."}}
+ for item in __API__:
+ tree[item.__name__] = {"urls": item.__urls__}
+ _methods = []
+ for _method in self.__methods:
+ if _method in dir(item):
+ _methods.append(_method)
+ tree[item.__name__]["methods"] = _methods
+ tree[item.__name__]["description"] = item.__doc__.strip()
+ return {
+ "version": __version__,
+ "tree": tree
+ }
+
+
+class HTTPServer(Server):
+
+ def __init__(self, host="localhost", port=80, **kwargs):
+ super(HTTPServer, self).__init__(host=host, port=port, **kwargs)
+ self.app = Flask(__name__)
+ self.port = port
+ conf = configuration.get_configuration("components/manager")
+ self.manager_hostname = conf["components/manager"].get("hostname",
+ "manager")
+ self.manager_port = conf["components/manager"].get("port", 80)
+ self.api = Api(self.app)
+ self.__set_route()
+ self.__hook_errors()
+
+ # @self.app.errorhandler(exceptions.AuthException)
+ # def _auth_exception(error):
+ # return {"error": "Unauthorized"}, 401
+
+ def __hook_errors(self):
+
+ def get_404_json(e):
+ return jsonify({"result": False, "code": 404, "description": str(e)}), 404
+ self.app.register_error_handler(404, get_404_json)
+
+ def get_400_json(e):
+ return jsonify({"result": False, "code": 400, "description": str(e)}), 400
+
+ self.app.register_error_handler(400, lambda e: get_400_json)
+ self.app.register_error_handler(403, exceptions.AuthException)
+
+ def __set_route(self):
+ self.api.add_resource(Root, '/')
+
+ for api in __API__:
+ self.api.add_resource(api, *api.__urls__)
+ self.api.add_resource(Authz, *Authz.__urls__,
+ resource_class_kwargs={
+ "cache": CACHE,
+ "interface_name": self.host,
+ "manager_url": "http://{}:{}".format(
+ self.manager_hostname,
+ self.manager_port),
+ }
+ )
+ self.api.add_resource(Update, *Update.__urls__,
+ resource_class_kwargs={
+ "cache": CACHE,
+ "interface_name": self.host,
+ "manager_url": "http://{}:{}".format(
+ self.manager_hostname,
+ self.manager_port),
+ }
+ )
+
+ def run(self):
+ self.app.run(host=self._host, port=self._port, threaded=True) # nosec