evio/controller/modules/UsageReport.py

97 lines
4.0 KiB
Python

# EdgeVPNio
# Copyright 2020, University of Florida
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
import datetime
import hashlib
import threading
try:
import simplejson as json
except ImportError:
import json
import urllib.request as urllib2
from framework.ControllerModule import ControllerModule
class UsageReport(ControllerModule):
def __init__(self, cfx_handle, module_config, module_name):
super(UsageReport, self).__init__(cfx_handle, module_config, module_name)
self._stat_data = None
self._lck = threading.Lock()
self._report_id = 0
self._report = {"Version": self._cfx_handle.query_param("Version"),
"NodeId": hashlib.sha256(self.node_id.encode("utf-8")).hexdigest()}
def initialize(self):
self.log("LOG_INFO", "Module loaded")
def process_cbt(self, cbt):
if cbt.op_type == "Request":
self.req_handler_default(cbt)
else:
if cbt.request.action == "TOP_QUERY_KNOWN_PEERS":
self.resp_handler_query_known_peers(cbt)
else:
self.resp_handler_default(cbt)
def timer_method(self):
self.register_cbt("Topology", "TOP_QUERY_KNOWN_PEERS", None)
def terminate(self):
pass
def create_report(self, data):
self._report["ReportId"] = self._report_id
self._report_id += 1
for olid in data:
olid_hash = hashlib.sha256(olid.encode("utf-8")).hexdigest()
if not olid_hash in self._report:
self._report[olid_hash] = []
for peer_id in data[olid]:
peer_id_hash = hashlib.sha256(peer_id.encode("utf-8")).hexdigest()
if not peer_id_hash in self._report[olid_hash]:
self._report[olid_hash].append(peer_id_hash)
def submit_report(self, rpt_data):
self.log("LOG_DEBUG", "report data= %s", rpt_data )
url = None
try:
url = self.config["WebService"]
req = urllib2.Request(url=url, data=rpt_data)
req.add_header("Content-Type", "application/json")
res = urllib2.urlopen(req)
if res.getcode() != 200:
self.log("LOG_WARNING", "Usage report server indicated error: %s",
res.getcode())
except (urllib2.HTTPError, urllib2.URLError) as error:
log = "Usage report submission failed to server {0}. " \
"Error: {1}".format(url, error)
self.log("LOG_WARNING", log)
def resp_handler_query_known_peers(self, cbt):
if cbt.response.status:
data = cbt.response.data
with self._lck:
self.create_report(data)
rpt_data = json.dumps(self._report).encode('utf8')
self._report = {"Version": self._cfx_handle.query_param("Version"),
"NodeId": hashlib.sha256(self.node_id.encode("utf-8")).hexdigest()}
self.submit_report(rpt_data)
self.free_cbt(cbt)