bird-lg/lgproxy.py

128 lines
3.7 KiB
Python

# -*- coding: utf-8 -*-
# vim: ts=4
###
#
# Copyright (c) 2006 Mehdi Abaakouk
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3 as
# published by the Free Software Foundation
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
#
###
import sys
import logging
from logging.handlers import TimedRotatingFileHandler
from logging import FileHandler
import subprocess
from urllib import unquote
from bird import BirdSocket
from flask import Flask, request, abort
app = Flask(__name__)
app.debug = app.config["DEBUG"]
app.config.from_pyfile('lgproxy.cfg')
file_handler = TimedRotatingFileHandler(filename=app.config["LOG_FILE"], when="midnight")
app.logger.setLevel(getattr(logging, app.config["LOG_LEVEL"].upper()))
app.logger.addHandler(file_handler)
@app.before_request
def access_log_before(*args, **kwargs):
app.logger.info("[%s] request %s, %s", request.remote_addr, request.url, "|".join(["%s:%s" % (k, v) for k, v in request.headers.items()]))
@app.after_request
def access_log_after(response, *args, **kwargs):
app.logger.info("[%s] reponse %s, %s", request.remote_addr, request.url, response.status_code)
return response
def check_accesslist():
if app.config["ACCESS_LIST"] and request.remote_addr not in app.config["ACCESS_LIST"]:
abort(401)
def check_features():
features = app.config.get('FEATURES', [])
if request.endpoint not in features:
abort(401)
@app.route("/traceroute")
@app.route("/traceroute6")
def traceroute():
check_accesslist()
if sys.platform.startswith('freebsd') or sys.platform.startswith('netbsd') or sys.platform.startswith('openbsd'):
traceroute4 = ['traceroute']
traceroute6 = ['traceroute6']
else: # For Linux
traceroute4 = ['traceroute', '-4']
traceroute6 = ['traceroute', '-6']
src = []
if request.path == '/traceroute6':
traceroute = traceroute6
if app.config.get("IPV6_SOURCE", ""):
src = ["-s", app.config.get("IPV6_SOURCE")]
else:
traceroute = traceroute4
if app.config.get("IPV4_SOURCE", ""):
src = ["-s", app.config.get("IPV4_SOURCE")]
query = request.args.get("q", "")
query = unquote(query)
if sys.platform.startswith('freebsd') or sys.platform.startswith('netbsd'):
options = ['-a', '-q1', '-w1', '-m15']
elif sys.platform.startswith('openbsd'):
options = ['-A', '-q1', '-w1', '-m15']
else: # For Linux
options = ['-A', '-q1', '-N32', '-w1', '-m15']
command = traceroute + src + options + [query]
result = subprocess.Popen(command, stdout=subprocess.PIPE).communicate()[0].decode('utf-8', 'ignore').replace("\n", "<br>")
return result
@app.route("/bird")
@app.route("/bird6")
def bird():
check_accesslist()
if request.path == "/bird":
b = BirdSocket(file=app.config.get('SOCKET_PATH').get(4))
elif request.path == "/bird6":
b = BirdSocket(file=app.config.get('SOCKET_PATH').get(6))
else:
return "No bird socket selected"
query = request.args.get("q", "")
query = unquote(query)
status, result = b.cmd(query)
b.close()
# FIXME: use status
return result
if __name__ == "__main__":
app.logger.info("lgproxy start")
app.run("0.0.0.0")