yadyn/server/HttpCmdReceiver.py
2008-03-20 13:27:14 +01:00

82 lines
2.1 KiB
Python

import threading
import time
import Event
from logger import Logger
import BaseHTTPServer
import SocketServer
import cgi
import urlparse
import Entry
class LocalException(Exception):
def __init__(self, msg):
Logger.log("Exception in HttpCmdReceiver: %s" % msg)
self.msg = msg
class HttpCmdHandler(BaseHTTPServer.BaseHTTPRequestHandler):
server_version = "YadynCMDHTTP/1.0"
@classmethod
def setClassParams(cls, entries, adminPwd):
cls.entries = entries
cls.adminPwd = adminPwd
def do_GET(self):
Logger.log("Request: %s" % self.path)
try:
if self.command == "GET":
q = urlparse.urlparse(self.path).query
c = cgi.parse_qs(q)
if not c.has_key('c'):
raise LocalException('no cmd given')
cmd = c['c'][0]
Logger.log("Cmd: " + cmd)
if cmd == 'register':
self.register(c)
else:
raise LocalException('unknown cmd')
self.send_response(200, "OK")
self.end_headers()
except LocalException, e:
self.send_response(400, e.msg)
self.end_headers()
def register(self, c):
try:
subdomain = c['subdomain'][0]
sharedSecret = c['sharedsecret'][0]
except KeyError, e:
raise LocalException('Parameter missing: ' + str(e))
dynid = subdomain
zone = 'yadynns.net'
if HttpCmdHandler.entries.has_key(dynid):
raise LocalException("duplicate dynid")
for entry in HttpCmdHandler.entries.values():
if entry.name == subdomain and entry.zone == zone:
raise LocalException("duplicate full name")
newEntry = Entry.Entry(dynid, sharedSecret, subdomain, zone)
HttpCmdHandler.entries[dynid] = newEntry
class HttpCmdServer(SocketServer.ThreadingTCPServer):
def __init__(self, serverAddr):
self.allow_reuse_address = True
SocketServer.ThreadingTCPServer.__init__(self, serverAddr, HttpCmdHandler)
class HttpCmdReceiver(threading.Thread):
def __init__(self, httpCmdRecvAddr, entries, adminPwd):
threading.Thread.__init__(self)
self.httpCmdRecvAddr = httpCmdRecvAddr
HttpCmdHandler.setClassParams(entries, adminPwd)
self.setDaemon(True)
def run(self):
server = HttpCmdServer(self.httpCmdRecvAddr)
server.serve_forever()