import sys, os, traceback import flow, filt, utils class DumpError(Exception): pass class Options(object): __slots__ = [ "anticache", "client_replay", "keepserving", "kill", "refresh_server_playback", "request_script", "response_script", "rheaders", "server_replay", "stickycookie", "verbosity", "wfile", ] def __init__(self, **kwargs): for k, v in kwargs.items(): setattr(self, k, v) for i in self.__slots__: if not hasattr(self, i): setattr(self, i, None) def str_response(resp): r = "%s %s"%(resp.code, resp.msg) if resp.is_replay(): r = "[replay] " + r return r def str_request(req): if req.client_conn: c = req.client_conn.address[0] else: c = "[replay]" r = "%s %s %s"%(c, req.method, req.url()) if req.stickycookie: r = "[stickycookie] " + r return r class DumpMaster(flow.FlowMaster): def __init__(self, server, options, filtstr, outfile=sys.stdout): flow.FlowMaster.__init__(self, server, flow.State()) self.outfile = outfile self.o = options if filtstr: self.filt = filt.parse(filtstr) else: self.filt = None if self.o.response_script: self.set_response_script(self.o.response_script) if self.o.request_script: self.set_request_script(self.o.request_script) if options.stickycookie: self.set_stickycookie(options.stickycookie) if options.wfile: path = os.path.expanduser(options.wfile) try: f = file(path, "wb") self.fwriter = flow.FlowWriter(f) except IOError, v: raise DumpError(v.strerror) if options.server_replay: self.start_server_playback( self._readflow(options.server_replay), options.kill, options.rheaders, not options.keepserving ) if options.client_replay: self.start_client_playback( self._readflow(options.client_replay), not options.keepserving ) self.anticache = options.anticache self.refresh_server_playback = options.refresh_server_playback def _readflow(self, path): path = os.path.expanduser(path) try: f = file(path, "r") flows = list(flow.FlowReader(f).stream()) except (IOError, flow.FlowReadError), v: raise DumpError(v.strerror) return flows def _runscript(self, f, script): try: ret = f.run_script(script) if self.o.verbosity > 0: print >> self.outfile, ret except flow.RunException, e: if e.errout: eout = "Script output:\n" + self.indent(4, e.errout) + "\n" else: eout = "" raise DumpError( "%s: %s\n%s"%(script, e.args[0], eout) ) def handle_request(self, r): f = flow.FlowMaster.handle_request(self, r) if f: r.ack() return f def indent(self, n, t): l = str(t).strip().split("\n") return "\n".join(" "*n + i for i in l) def _process_flow(self, f): if self.filt and not f.match(self.filt): return if f.response: sz = utils.pretty_size(len(f.response.content)) if self.o.verbosity > 0: result = " << %s %s"%(str_response(f.response), sz) if self.o.verbosity > 1: result = result + "\n\n" + self.indent(4, f.response.headers) if self.o.verbosity > 2: if utils.isBin(f.response.content): d = utils.hexdump(f.response.content) d = "\n".join("%s\t%s %s"%i for i in d) cont = self.indent(4, d) elif f.response.content: cont = self.indent(4, f.response.content) else: cont = "" result = result + "\n\n" + cont elif f.error: result = " << %s"%f.error.msg if self.o.verbosity == 1: print >> self.outfile, str_request(f.request) print >> self.outfile, result elif self.o.verbosity == 2: print >> self.outfile, str_request(f.request) print >> self.outfile, self.indent(4, f.request.headers) print >> self.outfile print >> self.outfile, result print >> self.outfile, "\n" elif self.o.verbosity == 3: print >> self.outfile, str_request(f.request) print >> self.outfile, self.indent(4, f.request.headers) if utils.isBin(f.request.content): print >> self.outfile, self.indent(4, utils.hexdump(f.request.content)) elif f.request.content: print >> self.outfile, self.indent(4, f.request.content) print >> self.outfile print >> self.outfile, result print >> self.outfile, "\n" self.state.delete_flow(f) if self.o.wfile: self.fwriter.add(f) def handle_response(self, msg): f = flow.FlowMaster.handle_response(self, msg) if f: msg.ack() self._process_flow(f) return f def handle_error(self, msg): f = flow.FlowMaster.handle_error(self, msg) if f: msg.ack() self._process_flow(f) return f # begin nocover def run(self): try: return flow.FlowMaster.run(self) except BaseException, v: self.shutdown() raise