+++ /dev/null
-# -*- coding: utf-8 -*-
-'''
- ubmodule-tst.py:
-
- Authors: Zdenek Vasicek (vasicek AT fit.vutbr.cz)
- Marek Vavrusa (xvavru00 AT stud.fit.vutbr.cz)
-
- Copyright (c) 2008. All rights reserved.
-
- This software is open source.
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions
- are met:
-
- Redistributions of source code must retain the above copyright notice,
- this list of conditions and the following disclaimer.
-
- Redistributions in binary form must reproduce the above copyright notice,
- this list of conditions and the following disclaimer in the documentation
- and/or other materials provided with the distribution.
-
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- POSSIBILITY OF SUCH DAMAGE.
-'''
-def init(id, cfg):
- log_info("pythonmod: init called, module id is %d port: %d script: %s" % (id, cfg.port, cfg.python_script))
- return True
-
-def deinit(id):
- log_info("pythonmod: deinit called, module id is %d" % id)
- return True
-
-def inform_super(id, qstate, superqstate, qdata):
- return True
-
-def setTTL(qstate, ttl):
- """Sets return_msg TTL and all the RRs TTL"""
- if qstate.return_msg:
- qstate.return_msg.rep.ttl = ttl
- if (qstate.return_msg.rep):
- for i in range(0,qstate.return_msg.rep.rrset_count):
- d = qstate.return_msg.rep.rrsets[i].entry.data
- for j in range(0,d.count+d.rrsig_count):
- d.rr_ttl[j] = ttl
-
-def dataHex(data, prefix=""):
- res = ""
- for i in range(0, (len(data)+15)/16):
- res += "%s0x%02X | " % (prefix, i*16)
- d = map(lambda x:ord(x), data[i*16:i*16+17])
- for ch in d:
- res += "%02X " % ch
- for i in range(0,17-len(d)):
- res += " "
- res += "| "
- for ch in d:
- if (ch < 32) or (ch > 127):
- res += ". "
- else:
- res += "%c " % ch
- res += "\n"
- return res
-
-def printReturnMsg(qstate):
- print "Return MSG rep :: flags: %04X, QDcount: %d, Security:%d, TTL=%d" % (qstate.return_msg.rep.flags, qstate.return_msg.rep.qdcount,qstate.return_msg.rep.security, qstate.return_msg.rep.ttl)
- print " qinfo :: qname:",qstate.return_msg.qinfo.qname_list, qstate.return_msg.qinfo.qname_str, "type:",qstate.return_msg.qinfo.qtype_str, "class:",qstate.return_msg.qinfo.qclass_str
- if (qstate.return_msg.rep):
- print "RRSets:",qstate.return_msg.rep.rrset_count
- prevkey = None
- for i in range(0,qstate.return_msg.rep.rrset_count):
- r = qstate.return_msg.rep.rrsets[i]
- rk = r.rk
- print i,":",rk.dname_list, rk.dname_str, "flags: %04X" % rk.flags,
- print "type:",rk.type_str,"(%d)" % ntohs(rk.type), "class:",rk.rrset_class_str,"(%d)" % ntohs(rk.rrset_class)
-
- d = r.entry.data
- print " RRDatas:",d.count+d.rrsig_count
- for j in range(0,d.count+d.rrsig_count):
- print " ",j,":","TTL=",d.rr_ttl[j],"RR data:"
- print dataHex(d.rr_data[j]," ")
-
-def operate(id, event, qstate, qdata):
- log_info("pythonmod: operate called, id: %d, event:%s" % (id, strmodulevent(event)))
- #print "pythonmod: per query data", qdata
-
- print "Query:", ''.join(map(lambda x:chr(max(32,ord(x))),qstate.qinfo.qname)), qstate.qinfo.qname_list,
- print "Type:",qstate.qinfo.qtype_str,"(%d)" % qstate.qinfo.qtype,
- print "Class:",qstate.qinfo.qclass_str,"(%d)" % qstate.qinfo.qclass
- print
-
- # TEST:
- # > dig @127.0.0.1 www.seznam.cz A
- # > dig @127.0.0.1 3.76.75.77.in-addr.arpa. PTR
- # prvni dva dotazy vrati TTL 100
- # > dig @127.0.0.1 www.seznam.cz A
- # > dig @127.0.0.1 3.76.75.77.in-addr.arpa. PTR
- # dalsi dva dotazy vrati TTL 10, ktere se bude s dalsimi dotazy snizovat, nez vyprsi a znovu se zaktivuje mesh
-
- if qstate.return_msg:
- printReturnMsg(qstate)
-
- #qdn = '.'.join(qstate.qinfo.qname_list)
- qdn = qstate.qinfo.qname_str
-
- #Pokud dotaz konci na nasledujici, pozmenime TTL zpravy, ktera se posle klientovi (return_msg) i zpravy v CACHE
- if qdn.endswith(".seznam.cz.") or qdn.endswith('.in-addr.arpa.'):
- #pokud je v cache odpoved z iteratoru, pak ji zneplatnime, jinak se moduly nazavolaji do te doby, nez vyprsi TTL
- invalidateQueryInCache(qstate, qstate.return_msg.qinfo)
-
- if (qstate.return_msg.rep.authoritative):
- print "X"*300
-
- setTTL(qstate, 10) #do cache nastavime TTL na 10
- if not storeQueryInCache(qstate, qstate.return_msg.qinfo, qstate.return_msg.rep, 0):
- qstate.ext_state[id] = MODULE_ERROR
- return False
-
- setTTL(qstate, 100) #odpoved klientovi prijde s TTL 100
- qstate.return_rcode = RCODE_NOERROR
-
- if event == MODULE_EVENT_NEW:
- qstate.ext_state[id] = MODULE_WAIT_MODULE
- return True
-
- if event == MODULE_EVENT_MODDONE:
- log_info("pythonmod: previous module done")
- qstate.ext_state[id] = MODULE_FINISHED
- return True
-
- if event == MODULE_EVENT_PASS:
- log_info("pythonmod: event_pass")
- qstate.ext_state[id] = MODULE_WAIT_MODULE
- return True
-
- log_err("pythonmod: BAD event")
- qstate.ext_state[id] = MODULE_ERROR
- return True
-
-log_info("pythonmod: script loaded.")
projects / apple / network_cmds.git / blobdiff