X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=hippotat.git;a=blobdiff_plain;f=hippotat%2F__init__.py;h=1e8a23f11e7b717f0a17534835b65f1debe4eb33;hp=064909100fbe409fe30ee67b772c902140060443;hb=ba5630fdc8ae56885fb3d9ba5dd05a7f0806f86f;hpb=a8827d595150e75f3fcd7353e08032ca5aa0135f

diff --git a/hippotat/__init__.py b/hippotat/__init__.py
index 0649091..1e8a23f 100644
--- a/hippotat/__init__.py
+++ b/hippotat/__init__.py
@@ -20,9 +20,12 @@ from optparse import OptionParser
 from configparser import ConfigParser
 from configparser import NoOptionError
 
+from functools import partial
+
 import collections
 import time
 import codecs
+import traceback
 
 import re as regexp
 
@@ -37,16 +40,20 @@ class DBG(twisted.python.constants.Names):
   INIT = NamedConstant()
   QUEUE = NamedConstant()
   QUEUE_CTRL = NamedConstant()
+  HTTP_FULL = NamedConstant()
+  SLIP_FULL = NamedConstant()
+  CTRL_DUMP = NamedConstant()
 
 _hex_codec = codecs.getencoder('hex_codec')
 
 log = twisted.logger.Logger()
 
 def log_debug(dflag, msg, idof=None, d=None):
+  #print('---------------->',repr((dflag, msg, idof, d)), file=sys.stderr)
   if idof is not None:
-    msg = '[%d] %s' % (id(idof), msg)
+    msg = '[%#x] %s' % (id(idof), msg)
   if d is not None:
-    d = d[0:64]
+    #d = d[0:64]
     d = _hex_codec(d)[0].decode('ascii')
     msg += ' ' + d
   log.info('{dflag} {msgcore}', dflag=dflag, msgcore=msg)
@@ -56,11 +63,11 @@ defcfg = '''
 #[<client>] overrides
 max_batch_down = 65536           # used by server, subject to [limits]
 max_queue_time = 10              # used by server, subject to [limits]
-max_request_time = 54            # used by server, subject to [limits]
 target_requests_outstanding = 3  # must match; subject to [limits] on server
+http_timeout = 30                # used by both } must be
+http_timeout_grace = 5           # used by both }  compatible
 max_requests_outstanding = 4     # used by client
 max_batch_up = 4000              # used by client
-http_timeout = 30                # used by client
 http_retry = 5                   # used by client
 
 #[server] or [<client>] overrides
@@ -89,7 +96,7 @@ port = 80                  # used by server
 [limits]
 max_batch_down = 262144           # used by server
 max_queue_time = 121              # used by server
-max_request_time = 121            # used by server
+http_timeout = 121                # used by server
 target_requests_outstanding = 10  # used by server
 '''
 
@@ -153,31 +160,38 @@ def ipnetwork(input):
 #---------- ipif (SLIP) subprocess ----------
 
 class SlipStreamDecoder():
-  def __init__(self, on_packet):
-    # we will call packet(<packet>)
+  def __init__(self, desc, on_packet):
     self._buffer = b''
     self._on_packet = on_packet
+    self._desc = desc
+    self._log('__init__')
+
+  def _log(self, msg, **kwargs):
+    log_debug(DBG.SLIP_FULL, 'slip %s: %s' % (self._desc, msg), **kwargs)
 
   def inputdata(self, data):
-    #print('SLIP-GOT ', repr(data))
-    self._buffer += data
-    packets = slip.decode(self._buffer)
+    self._log('inputdata', d=data)
+    packets = slip.decode(data)
+    packets[0] = self._buffer + packets[0]
     self._buffer = packets.pop()
     for packet in packets:
       self._maybe_packet(packet)
+    self._log('bufremain', d=self._buffer)
 
   def _maybe_packet(self, packet):
-      if len(packet):
-        self._on_packet(packet)
+    self._log('maybepacket', d=packet)
+    if len(packet):
+      self._on_packet(packet)
 
   def flush(self):
+    self._log('flush')
     self._maybe_packet(self._buffer)
     self._buffer = b''
 
 class _IpifProcessProtocol(twisted.internet.protocol.ProcessProtocol):
   def __init__(self, router):
     self._router = router
-    self._decoder = SlipStreamDecoder(self.slip_on_packet)
+    self._decoder = SlipStreamDecoder('ipif', self.slip_on_packet)
   def connectionMade(self): pass
   def outReceived(self, data):
     self._decoder.inputdata(data)
@@ -199,6 +213,7 @@ def start_ipif(command, router):
                        env=None)
 
 def queue_inbound(packet):
+  log_debug(DBG.FLOW, "queue_inbound", d=packet)
   ipif.transport.write(slip.delimiter)
   ipif.transport.write(slip.encode(packet))
   ipif.transport.write(slip.delimiter)
@@ -208,6 +223,7 @@ def queue_inbound(packet):
 class PacketQueue():
   def __init__(self, desc, max_queue_time):
     self._desc = desc
+    assert(desc + '')
     self._max_queue_time = max_queue_time
     self._pq = collections.deque() # packets
 
@@ -271,7 +287,8 @@ _crashing = False
 def crash(err):
   global _crashing
   _crashing = True
-  print('CRASH ', err, file=sys.stderr)
+  print('========== CRASH ==========', err,
+        '===========================', file=sys.stderr)
   try: reactor.stop()
   except twisted.internet.error.ReactorNotRunning: pass