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import sys, os, traceback
import flow, filt, utils
class DumpError(Exception): pass
class Options(object):
__slots__ = [
"kill",
"request_script",
"response_script",
"server_replay",
"client_replay",
"verbosity",
"wfile",
"rheaders",
"stickycookie",
"keepserving",
]
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
)
if options.client_replay:
self.start_client_playback(
self._readflow(options.client_replay),
not options.keepserving
)
def _readflow(self, path):
path = os.path.expanduser(path)
try:
f = file(path, "r")
flows = list(flow.FlowReader(f).stream())
except IOError, 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 handle_response(self, msg):
f = flow.FlowMaster.handle_response(self, msg)
if f:
msg.ack()
if self.filt and not f.match(self.filt):
return
sz = utils.pretty_size(len(f.response.content))
if self.o.verbosity == 1:
print >> self.outfile, str_request(f.request)
print >> self.outfile, " <<",
print >> self.outfile, str_response(f.response), sz
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, " <<", str_response(f.response), sz
print >> self.outfile, self.indent(4, f.response.headers)
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, " <<", str_response(f.response), sz
print >> self.outfile, self.indent(4, f.response.headers)
if utils.isBin(f.response.content):
print >> self.outfile, self.indent(4, utils.hexdump(f.response.content))
elif f.response.content:
print >> self.outfile, self.indent(4, f.response.content)
print >> self.outfile, "\n"
self.state.delete_flow(f)
if self.o.wfile:
self.fwriter.add(f)
return f
# begin nocover
def run(self):
try:
return flow.FlowMaster.run(self)
except BaseException, v:
self.shutdown()
raise
|
