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[hippotat.git]
/
server
diff --git
a/server
b/server
index 17dcd5d68900bf51be909e3d5c5f277e19a70cde..0d75e0b8b1f78cac850c70bf405b8cc50be07c6a 100755
(executable)
--- a/
server
+++ b/
server
@@
-12,23
+12,29
@@
from twisted.web.server import NOT_DONE_YET
import syslog
import syslog
+import traceback
+
clients = { }
#---------- "router" ----------
clients = { }
#---------- "router" ----------
-def route(packet, saddr, daddr):
- print('TRACE ', saddr, daddr, packet)
+def route(packet, iface, saddr, daddr):
+ def lt(dest):
+ log_debug(DBG.ROUTE, 'route: %s -> %s: %s' % (saddr,daddr,dest), d=packet)
try: dclient = clients[daddr]
except KeyError: dclient = None
if dclient is not None:
try: dclient = clients[daddr]
except KeyError: dclient = None
if dclient is not None:
+ lt('client')
dclient.queue_outbound(packet)
elif daddr == c.server or daddr not in c.network:
dclient.queue_outbound(packet)
elif daddr == c.server or daddr not in c.network:
-
print('TRACE INBOUND ', saddr, daddr, packet
)
+
lt('inbound'
)
queue_inbound(packet)
elif daddr == relay:
queue_inbound(packet)
elif daddr == relay:
- log_discard(packet, saddr, daddr, 'relay')
+ lt('discard relay')
+ log_discard(packet, iface, saddr, daddr, 'relay')
else:
else:
- log_discard(packet, saddr, daddr, 'no client')
+ lt('discard no-client')
+ log_discard(packet, iface, saddr, daddr, 'no-client')
#---------- client ----------
#---------- client ----------
@@
-55,30
+61,38
@@
class Client():
limit = cfg.getint('limits',k)
self.__dict__[k] = min(req, limit)
limit = cfg.getint('limits',k)
self.__dict__[k] = min(req, limit)
- self._pq = PacketQueue(self.max_queue_time)
+ self._pq = PacketQueue(
ip,
self.max_queue_time)
if ip in clients:
raise ValueError('multiple client cfg sections for %s' % ip)
clients[ip] = self
if ip in clients:
raise ValueError('multiple client cfg sections for %s' % ip)
clients[ip] = self
+ self._log(DBG.INIT, 'new')
+
+ def _log(self, dflag, msg, **kwargs):
+ log_debug(dflag, ('client %s: ' % self._ip)+msg, **kwargs)
+
def process_arriving_data(self, d):
def process_arriving_data(self, d):
+ self._log(DBG.FLOW, 'req data', d=d)
for packet in slip.decode(d):
(saddr, daddr) = packet_addrs(packet)
if saddr != self._ip:
raise ValueError('wrong source address %s' % saddr)
for packet in slip.decode(d):
(saddr, daddr) = packet_addrs(packet)
if saddr != self._ip:
raise ValueError('wrong source address %s' % saddr)
- route(packet, saddr, daddr)
+ route(packet, s
elf._ip, s
addr, daddr)
def _req_cancel(self, request):
def _req_cancel(self, request):
+ self._log(DBG.HTTPCTRL, 'cancel', idof=request)
request.finish()
def _req_error(self, err, request):
request.finish()
def _req_error(self, err, request):
+ self._log(DBG.HTTPCTRL, 'error %s' % err, idof=request)
self._req_cancel(request)
def queue_outbound(self, packet):
self._pq.append(packet)
self._check_outbound()
self._req_cancel(request)
def queue_outbound(self, packet):
self._pq.append(packet)
self._check_outbound()
- def
http
_request(self, request):
+ def
new
_request(self, request):
request.setHeader('Content-Type','application/octet-stream')
reactor.callLater(self.max_request_time, self._req_cancel, request)
request.notifyFinish().addErrback(self._req_error, request)
request.setHeader('Content-Type','application/octet-stream')
reactor.callLater(self.max_request_time, self._req_cancel, request)
request.notifyFinish().addErrback(self._req_error, request)
@@
-86,21
+100,26
@@
class Client():
self._check_outbound()
def _check_outbound(self):
self._check_outbound()
def _check_outbound(self):
+ log_debug(DBG.HTTPCTRL, 'CHKO')
while True:
try: request = self._rq[0]
except IndexError: request = None
if request and request.finished:
while True:
try: request = self._rq[0]
except IndexError: request = None
if request and request.finished:
+ self._log(DBG.HTTP_CTRL, 'CHKO req finished, discard', idof=request)
self._rq.popleft()
continue
if not self._pq.nonempty():
# no packets, oh well
self._rq.popleft()
continue
if not self._pq.nonempty():
# no packets, oh well
- continue
+ self._log(DBG.HTTP_CTRL, 'CHKO no packets, OUT-DONE', idof=request)
+ break
if request is None:
# no request
if request is None:
# no request
+ self._log(DBG.HTTP_CTRL, 'CHKO no request, OUT-DONE', idof=request)
break
break
+ self._log(DBG.HTTP_CTRL, 'CHKO processing', idof=request)
# request, and also some non-expired packets
self._pq.process((lambda: request.sentLength),
request.write,
# request, and also some non-expired packets
self._pq.process((lambda: request.sentLength),
request.write,
@@
-109,40
+128,64
@@
class Client():
assert(request.sentLength)
self._rq.popleft()
request.finish()
assert(request.sentLength)
self._rq.popleft()
request.finish()
+ self._log(DBG.HTTP, 'complete', idof=request)
# round again, looking for more to do
while len(self._rq) > self.target_requests_outstanding:
request = self._rq.popleft()
# round again, looking for more to do
while len(self._rq) > self.target_requests_outstanding:
request = self._rq.popleft()
+ self._log(DBG.HTTP, 'CHKO above target, returning empty', idof=request)
request.finish()
request.finish()
-def process_request(request):
+def process_request(request
, desca
):
# find client, update config, etc.
metadata = request.args['m']
# find client, update config, etc.
metadata = request.args['m']
- (ci_s, pw, tro) = metadata.split(b'\n')[0:3]
+ metadata = metadata.split(b'\r\n')
+ (ci_s, pw, tro) = metadata[0:3]
+ desca['m[0,2]'] = [ci_s, tro]
ci = ipaddr(ci_s)
ci = ipaddr(ci_s)
+ desca['ci'] = ci
cl = clients[ci]
if pw != cl.pw: raise ValueError('bad password')
cl = clients[ci]
if pw != cl.pw: raise ValueError('bad password')
+ desca['pwok']=True
- if
pw
!= cl.target_requests_outstanding:
- raise
...
+ if
tro
!= cl.target_requests_outstanding:
+ raise
ValueError('tro must be %d' % cl.target_requests_outstanding)
- try: d = request.args['d']
+ try:
+ d = request.args['d']
+ desca['d'] = d
except KeyError: d = ''
cl.process_arriving_data(d)
cl.new_request(request)
except KeyError: d = ''
cl.process_arriving_data(d)
cl.new_request(request)
+def log_http(desca, msg):
+ try:
+ d = desca['d']
+ del desca['d']
+ except KeyError:
+ d = None
+ log_debug(DBG.HTTP, msg + repr(desca), d=d)
+
class IphttpResource(twisted.web.resource.Resource):
isLeaf = True
def render_POST(self, request):
class IphttpResource(twisted.web.resource.Resource):
isLeaf = True
def render_POST(self, request):
- try: process_request(request)
+ log_debug(DBG.HTTP_FULL,
+ 'req recv: ' + repr(request) + ' ' + repr(request.args),
+ idof=id(request))
+ desca = {'d': None}
+ try: process_request(request, desca)
except Exception as e:
except Exception as e:
+ emsg = traceback.format_exc()
+ log_http(desca, 'EXCEPTION ' + emsg)
request.setHeader('Content-Type','text/plain; charset="utf-8"')
request.setResponseCode(400)
request.setHeader('Content-Type','text/plain; charset="utf-8"')
request.setResponseCode(400)
- request.write(str(e).encode('utf-8'))
- request.finish
-
+ return emsg.encode('utf-8')
+ log_http(desca, '... [%s]' % id(request))
+ return NOT_DONE_YET
+
def render_GET(self, request):
def render_GET(self, request):
+ log_debug(DBG.HTTP, 'GET request')
return b'<html><body>hippotat</body></html>'
def start_http():
return b'<html><body>hippotat</body></html>'
def start_http():
@@
-151,6
+194,7
@@
def start_http():
for sa in c.saddrs:
ep = sa.make_endpoint()
crash_on_defer(ep.listen(site))
for sa in c.saddrs:
ep = sa.make_endpoint()
crash_on_defer(ep.listen(site))
+ log_debug(DBG.INIT, 'listening on %s' % sa)
#---------- config and setup ----------
#---------- config and setup ----------