230 lines
7.0 KiB
Python
230 lines
7.0 KiB
Python
from __future__ import absolute_import
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import sys, os
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import netlib.utils
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from . import flow, filt, utils
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class DumpError(Exception): pass
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class Options(object):
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attributes = [
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"app",
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"app_external",
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"app_host",
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"app_port",
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"anticache",
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"anticomp",
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"client_replay",
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"flow_detail",
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"keepserving",
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"kill",
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"no_server",
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"nopop",
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"refresh_server_playback",
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"replacements",
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"rfile",
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"rheaders",
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"setheaders",
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"server_replay",
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"scripts",
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"showhost",
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"stickycookie",
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"stickyauth",
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"verbosity",
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"wfile",
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]
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def __init__(self, **kwargs):
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for k, v in kwargs.items():
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setattr(self, k, v)
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for i in self.attributes:
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if not hasattr(self, i):
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setattr(self, i, None)
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def str_response(resp):
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r = "%s %s"%(resp.code, resp.msg)
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if resp.is_replay:
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r = "[replay] " + r
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return r
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def str_request(req, showhost):
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if req.flow.client_conn:
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c = req.flow.client_conn.address.host
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else:
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c = "[replay]"
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r = "%s %s %s"%(c, req.method, req.get_url(showhost))
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if req.stickycookie:
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r = "[stickycookie] " + r
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return r
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class DumpMaster(flow.FlowMaster):
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def __init__(self, server, options, filtstr, outfile=sys.stdout):
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flow.FlowMaster.__init__(self, server, flow.State())
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self.outfile = outfile
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self.o = options
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self.anticache = options.anticache
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self.anticomp = options.anticomp
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self.showhost = options.showhost
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self.refresh_server_playback = options.refresh_server_playback
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if filtstr:
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self.filt = filt.parse(filtstr)
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else:
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self.filt = None
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if options.stickycookie:
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self.set_stickycookie(options.stickycookie)
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if options.stickyauth:
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self.set_stickyauth(options.stickyauth)
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if options.wfile:
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path = os.path.expanduser(options.wfile)
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try:
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f = file(path, "wb")
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self.start_stream(f, self.filt)
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except IOError, v:
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raise DumpError(v.strerror)
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if options.replacements:
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for i in options.replacements:
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self.replacehooks.add(*i)
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if options.setheaders:
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for i in options.setheaders:
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self.setheaders.add(*i)
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if options.server_replay:
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self.start_server_playback(
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self._readflow(options.server_replay),
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options.kill, options.rheaders,
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not options.keepserving,
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options.nopop
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)
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if options.client_replay:
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self.start_client_playback(
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self._readflow(options.client_replay),
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not options.keepserving
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)
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scripts = options.scripts or []
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for command in scripts:
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err = self.load_script(command)
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if err:
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raise DumpError(err)
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if options.rfile:
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path = os.path.expanduser(options.rfile)
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try:
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f = file(path, "rb")
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freader = flow.FlowReader(f)
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except IOError, v:
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raise DumpError(v.strerror)
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try:
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self.load_flows(freader)
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except flow.FlowReadError, v:
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self.add_event("Flow file corrupted. Stopped loading.", "error")
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if self.o.app:
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self.start_app(self.o.app_host, self.o.app_port, self.o.app_external)
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def _readflow(self, path):
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path = os.path.expanduser(path)
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try:
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f = file(path, "rb")
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flows = list(flow.FlowReader(f).stream())
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except (IOError, flow.FlowReadError), v:
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raise DumpError(v.strerror)
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return flows
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def add_event(self, e, level="info"):
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needed = dict(error=1, info=1, debug=2).get(level, 1)
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if self.o.verbosity >= needed:
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print >> self.outfile, e
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self.outfile.flush()
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def indent(self, n, t):
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l = str(t).strip().split("\n")
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return "\n".join(" "*n + i for i in l)
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def _process_flow(self, f):
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self.state.delete_flow(f)
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if self.filt and not f.match(self.filt):
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return
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if f.response:
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if self.o.flow_detail > 0:
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sz = utils.pretty_size(len(f.response.content))
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result = " << %s %s"%(str_response(f.response), sz)
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if self.o.flow_detail > 1:
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result = result + "\n\n" + self.indent(4, f.response.headers)
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if self.o.flow_detail > 2:
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if utils.isBin(f.response.content):
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d = netlib.utils.hexdump(f.response.content)
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d = "\n".join("%s\t%s %s"%i for i in d)
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cont = self.indent(4, d)
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elif f.response.content:
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cont = self.indent(4, f.response.content)
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else:
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cont = ""
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result = result + "\n\n" + cont
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elif f.error:
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result = " << %s"%f.error.msg
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if self.o.flow_detail == 1:
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print >> self.outfile, str_request(f.request, self.showhost)
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print >> self.outfile, result
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elif self.o.flow_detail == 2:
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print >> self.outfile, str_request(f.request, self.showhost)
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print >> self.outfile, self.indent(4, f.request.headers)
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print >> self.outfile
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print >> self.outfile, result
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print >> self.outfile, "\n"
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elif self.o.flow_detail >= 3:
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print >> self.outfile, str_request(f.request, self.showhost)
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print >> self.outfile, self.indent(4, f.request.headers)
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if utils.isBin(f.request.content):
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print >> self.outfile, self.indent(4, netlib.utils.hexdump(f.request.content))
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elif f.request.content:
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print >> self.outfile, self.indent(4, f.request.content)
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print >> self.outfile
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print >> self.outfile, result
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print >> self.outfile, "\n"
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if self.o.flow_detail:
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self.outfile.flush()
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def handle_request(self, r):
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f = flow.FlowMaster.handle_request(self, r)
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if f:
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r.reply()
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return f
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def handle_response(self, msg):
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f = flow.FlowMaster.handle_response(self, msg)
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if f:
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msg.reply()
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self._process_flow(f)
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return f
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def handle_error(self, msg):
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f = flow.FlowMaster.handle_error(self, msg)
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if f:
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self._process_flow(f)
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return f
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def shutdown(self): # pragma: no cover
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return flow.FlowMaster.shutdown(self)
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def run(self): # pragma: no cover
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if self.o.rfile and not self.o.keepserving:
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self.shutdown()
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return
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try:
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return flow.FlowMaster.run(self)
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except BaseException:
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self.shutdown()
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raise
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