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