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|
# Copyright (C) 2010 Aldo Cortesi
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import mailcap, mimetypes, tempfile, os, subprocess, glob, time
import os.path, sys
import cStringIO
import urwid.raw_display
import urwid
import controller, utils, filt, proxy, flow
VIEW_CUTOFF = 1024*100
class Stop(Exception): pass
def format_keyvals(lst, key="key", val="text", space=5, indent=0):
ret = []
if lst:
pad = max(len(i[0]) for i in lst if i and i[0]) + space
for i in lst:
if i is None:
ret.extend("\n")
elif i[0] is None:
ret.extend(
[
" "*(pad + indent),
(val, i[1]),
"\n"
]
)
else:
ret.extend(
[
" "*indent,
(key, i[0]),
" "*(pad-len(i[0])),
(val, i[1]),
"\n"
]
)
return ret
def format_flow(f, focus, extended=False, padding=2):
txt = []
if extended:
txt.append(("highlight", utils.format_timestamp(f.request.timestamp)))
txt.append(" ")
if f.request.is_replay():
txt.append(("method", "[replay]"))
txt.extend([
("ack", "!") if f.intercepting and not f.request.acked else " ",
("method", f.request.method),
" ",
(
"text" if (f.response or f.error) else "title",
f.request.url(),
),
])
if f.response or f.error or f.request.is_replay():
tsr = f.response or f.error
if extended and tsr:
ts = ("highlight", utils.format_timestamp(tsr.timestamp) + " ")
else:
ts = " "
txt.append("\n")
txt.append(("text", ts))
txt.append(" "*(padding+2))
met = ""
if f.response:
txt.append(
("ack", "!") if f.intercepting and not f.response.acked else " "
)
txt.append("<- ")
if f.response.is_replay():
txt.append(("method", "[replay] "))
if f.response.code in [200, 304]:
txt.append(("goodcode", str(f.response.code)))
else:
txt.append(("error", str(f.response.code)))
t = f.response.headers["content-type"]
if t:
t = t[0].split(";")[0]
txt.append(("text", " %s"%t))
if f.response.content:
txt.append(", %s"%utils.pretty_size(len(f.response.content)))
elif f.error:
txt.append(
("error", f.error.msg)
)
if focus:
txt.insert(0, ("focus", ">>" + " "*(padding-2)))
else:
txt.insert(0, " "*padding)
return txt
#begin nocover
def int_version(v):
SIG = 3
v = urwid.__version__.split("-")[0].split(".")
x = 0
for i in range(min(SIG, len(v))):
x += int(v[i]) * 10**(SIG-i)
return x
# We have to do this to be portable over 0.9.8 and 0.9.9 If compatibility
# becomes a pain to maintain, we'll just mandate 0.9.9 or newer.
class WWrap(urwid.WidgetWrap):
if int_version(urwid.__version__) >= 990:
def set_w(self, x):
self._w = x
def get_w(self):
return self._w
w = property(get_w, set_w)
class ConnectionItem(WWrap):
def __init__(self, master, state, flow, focus):
self.master, self.state, self.flow = master, state, flow
self.focus = focus
w = self.get_text()
WWrap.__init__(self, w)
def get_text(self):
return urwid.Text(format_flow(self.flow, self.focus))
def selectable(self):
return True
def keypress(self, (maxcol,), key):
if key == "a":
self.flow.accept_intercept()
self.master.sync_list_view()
elif key == "A":
self.master.accept_all()
self.master.sync_list_view()
elif key == "C":
self.master.clear_connections()
elif key == "d":
self.flow.kill(self.master)
self.state.delete_flow(self.flow)
self.master.sync_list_view()
elif key == "r":
r = self.master.replay_request(self.flow)
if r:
self.master.statusbar.message(r)
self.master.sync_list_view()
elif key == "R":
self.state.revert(self.flow)
self.master.sync_list_view()
elif key == "w":
self.master.path_prompt(
"Save this flow: ",
self.state.last_saveload,
self.master.save_one_flow,
self.flow
)
elif key == "z":
self.flow.kill(self.master)
elif key == "enter":
if self.flow.request:
self.master.view_flow(self.flow)
elif key == " ":
key = "page down"
return key
class ConnectionListView(urwid.ListWalker):
def __init__(self, master, state):
self.master, self.state = master, state
if self.state.flow_list:
self.set_focus(0)
def get_focus(self):
f, i = self.state.get_focus()
f = ConnectionItem(self.master, self.state, f, True) if f else None
return f, i
def set_focus(self, focus):
ret = self.state.set_focus(focus)
self._modified()
return ret
def get_next(self, pos):
f, i = self.state.get_next(pos)
f = ConnectionItem(self.master, self.state, f, False) if f else None
return f, i
def get_prev(self, pos):
f, i = self.state.get_prev(pos)
f = ConnectionItem(self.master, self.state, f, False) if f else None
return f, i
class ConnectionViewHeader(WWrap):
def __init__(self, master, f):
self.master, self.flow = master, f
self.w = urwid.Text(format_flow(f, False, extended=True, padding=0))
def refresh_connection(self, f):
if f == self.flow:
self.w = urwid.Text(format_flow(f, False, extended=True, padding=0))
VIEW_BODY_RAW = 0
VIEW_BODY_HEX = 1
VIEW_BODY_PRETTY = 2
BODY_VIEWS = {
VIEW_BODY_RAW: "raw",
VIEW_BODY_HEX: "hex",
VIEW_BODY_PRETTY: "pretty"
}
VIEW_FLOW_REQUEST = 0
VIEW_FLOW_RESPONSE = 1
class ConnectionView(WWrap):
REQ = 0
RESP = 1
methods = [
("get", "g"),
("post", "p"),
("put", "u"),
("head", "h"),
("trace", "t"),
("delete", "d"),
("options", "o"),
]
def __init__(self, master, state, flow):
self.master, self.state, self.flow = master, state, flow
if self.state.view_flow_mode == VIEW_FLOW_RESPONSE and flow.response:
self.view_response()
else:
self.view_request()
def _tab(self, content, active):
if active:
attr = "heading"
else:
attr = "inactive"
p = urwid.Text(content)
p = urwid.Padding(p, align="left", width=("relative", 100))
p = urwid.AttrWrap(p, attr)
return p
def wrap_body(self, active, body):
parts = []
if self.flow.intercepting and not self.flow.request.acked:
qt = "Request (intercepted)"
else:
qt = "Request"
if active == VIEW_FLOW_REQUEST:
parts.append(self._tab(qt, True))
else:
parts.append(self._tab(qt, False))
if self.flow.response:
if self.flow.intercepting and not self.flow.response.acked:
st = "Response (intercepted)"
else:
st = "Response"
if active == VIEW_FLOW_RESPONSE:
parts.append(self._tab(st, True))
else:
parts.append(self._tab(st, False))
h = urwid.Columns(parts, dividechars=1)
f = urwid.Frame(
body,
header=h
)
return f
def _conn_text(self, conn, viewmode):
if conn:
return self.master._cached_conn_text(
conn.content,
tuple([tuple(i) for i in conn.headers.lst]),
viewmode
)
else:
return urwid.ListBox([])
def view_request(self):
self.state.view_flow_mode = VIEW_FLOW_REQUEST
self.master.statusbar.update("Calculating view...")
body = self._conn_text(
self.flow.request,
self.state.view_body_mode
)
self.w = self.wrap_body(VIEW_FLOW_REQUEST, body)
self.master.statusbar.update("")
def view_response(self):
self.state.view_flow_mode = VIEW_FLOW_RESPONSE
self.master.statusbar.update("Calculating view...")
body = self._conn_text(
self.flow.response,
self.state.view_body_mode
)
self.w = self.wrap_body(VIEW_FLOW_RESPONSE, body)
self.master.statusbar.update("")
def refresh_connection(self, c=None):
if c == self.flow:
if self.state.view_flow_mode == VIEW_FLOW_RESPONSE and self.flow.response:
self.view_response()
else:
self.view_request()
def _spawn_editor(self, data):
fd, name = tempfile.mkstemp('', "mproxy")
os.write(fd, data)
os.close(fd)
c = os.environ.get("EDITOR")
#If no EDITOR is set, assume 'vi'
if not c:
c = "vi"
cmd = [c, name]
self.master.ui.stop()
try:
ret = subprocess.call(cmd)
except:
self.master.statusbar.message("Can't start editor: %s" % c)
self.master.ui.start()
os.unlink(name)
return data
self.master.ui.start()
data = open(name).read()
os.unlink(name)
return data
def edit_method(self, m):
for i in self.methods:
if i[1] == m:
self.flow.request.method = i[0].upper()
self.master.refresh_connection(self.flow)
def save_body(self, path):
if not path:
return
self.state.last_saveload = path
if self.state.view_flow_mode == VIEW_FLOW_REQUEST:
c = self.flow.request
else:
c = self.flow.response
path = os.path.expanduser(path)
try:
f = file(path, "wb")
f.write(str(c.content))
f.close()
except IOError, v:
self.master.statusbar.message(v.strerror)
def set_url(self, url):
request = self.flow.request
if not request.set_url(url):
return "Invalid URL."
self.master.refresh_connection(self.flow)
def set_resp_code(self, code):
response = self.flow.response
try:
response.code = int(code)
except ValueError:
return None
import BaseHTTPServer
if BaseHTTPServer.BaseHTTPRequestHandler.responses.has_key(int(code)):
response.msg = BaseHTTPServer.BaseHTTPRequestHandler.responses[int(code)][0]
self.master.refresh_connection(self.flow)
def set_resp_msg(self, msg):
response = self.flow.response
response.msg = msg
self.master.refresh_connection(self.flow)
def edit(self, part):
if self.state.view_flow_mode == VIEW_FLOW_REQUEST:
conn = self.flow.request
else:
conn = self.flow.response
self.flow.backup()
if part == "b":
conn.content = self._spawn_editor(conn.content or "")
elif part == "h":
headertext = self._spawn_editor(repr(conn.headers))
headers = utils.Headers()
fp = cStringIO.StringIO(headertext)
headers.read(fp)
conn.headers = headers
elif part == "u" and self.state.view_flow_mode == VIEW_FLOW_REQUEST:
self.master.prompt_edit("URL", conn.url(), self.set_url)
elif part == "m" and self.state.view_flow_mode == VIEW_FLOW_REQUEST:
self.master.prompt_onekey("Method", self.methods, self.edit_method)
elif part == "c" and self.state.view_flow_mode == VIEW_FLOW_RESPONSE:
self.master.prompt_edit("Code", str(conn.code), self.set_resp_code)
elif part == "m" and self.state.view_flow_mode == VIEW_FLOW_RESPONSE:
self.master.prompt_edit("Message", conn.msg, self.set_resp_msg)
elif part == "r" and self.state.view_flow_mode == VIEW_FLOW_REQUEST:
if not conn.acked:
response = proxy.Response(conn, "200", "OK", utils.Headers(), "")
conn.ack(response)
self.view_response()
self.master.refresh_connection(self.flow)
def keypress(self, size, key):
if key == "tab":
if self.state.view_flow_mode == VIEW_FLOW_REQUEST and self.flow.response:
self.view_response()
else:
self.view_request()
elif key in ("up", "down", "page up", "page down"):
# Why doesn't this just work??
self.w.body.keypress(size, key)
elif key == "a":
self.flow.accept_intercept()
self.master.view_flow(self.flow)
elif key == "A":
self.master.accept_all()
self.master.view_flow(self.flow)
elif key == "e":
if self.state.view_flow_mode == VIEW_FLOW_REQUEST:
self.master.prompt_onekey(
"Edit request",
(
("header", "h"),
("body", "b"),
("url", "u"),
("method", "m"),
("reply", "r")
),
self.edit
)
else:
self.master.prompt_onekey(
"Edit response",
(
("code", "c"),
("message", "m"),
("header", "h"),
("body", "b"),
),
self.edit
)
key = None
elif key == "p":
self.master.view_prev_flow(self.flow)
elif key == "r":
r = self.master.replay_request(self.flow)
if r:
self.master.statusbar.message(r)
self.master.refresh_connection(self.flow)
elif key == "R":
self.state.revert(self.flow)
self.master.refresh_connection(self.flow)
elif key == "w":
self.master.path_prompt(
"Save this flow: ",
self.state.last_saveload,
self.master.save_one_flow,
self.flow
)
elif key == "v":
if self.state.view_flow_mode == VIEW_FLOW_REQUEST:
conn = self.flow.request
else:
conn = self.flow.response
if conn.content:
t = conn.headers["content-type"] or [None]
t = t[0]
self.master.spawn_external_viewer(conn.content, t)
elif key == "b":
if self.state.view_flow_mode == VIEW_FLOW_REQUEST:
self.master.path_prompt(
"Save request body: ",
self.state.last_saveload,
self.save_body
)
else:
self.master.path_prompt(
"Save response body: ",
self.state.last_saveload,
self.save_body
)
elif key == " ":
self.master.view_next_flow(self.flow)
elif key == "|":
self.master.path_prompt("Script: ", self.state.last_script, self.run_script)
return key
def run_script(self, path):
if path:
self.master._runscript(self.flow, path)
class _PathCompleter:
def __init__(self, _testing=False):
"""
_testing: disables reloading of the lookup table to make testing possible.
"""
self.lookup, self.offset = None, None
self.final = None
self._testing = _testing
def reset(self):
self.lookup = None
self.offset = -1
def complete(self, txt):
"""
Returns the next completion for txt, or None if there is no completion.
"""
path = os.path.expanduser(txt)
if not self.lookup:
if not self._testing:
# Lookup is a set of (display value, actual value) tuples.
self.lookup = []
if os.path.isdir(path):
files = glob.glob(os.path.join(path, "*"))
prefix = txt
else:
files = glob.glob(path+"*")
prefix = os.path.dirname(txt)
prefix = prefix or "./"
for f in files:
display = os.path.join(prefix, os.path.basename(f))
if os.path.isdir(f):
display += "/"
self.lookup.append((display, f))
if not self.lookup:
self.final = path
return path
self.lookup.sort()
self.offset = -1
self.lookup.append((txt, txt))
self.offset += 1
if self.offset >= len(self.lookup):
self.offset = 0
ret = self.lookup[self.offset]
self.final = ret[1]
return ret[0]
class PathEdit(urwid.Edit, _PathCompleter):
def __init__(self, *args, **kwargs):
urwid.Edit.__init__(self, *args, **kwargs)
_PathCompleter.__init__(self)
def keypress(self, size, key):
if key == "tab":
comp = self.complete(self.get_edit_text())
self.set_edit_text(comp)
self.set_edit_pos(len(comp))
else:
self.reset()
return urwid.Edit.keypress(self, size, key)
class ActionBar(WWrap):
def __init__(self):
self.message("")
def selectable(self):
return True
def path_prompt(self, prompt, text):
self.w = PathEdit(prompt, text)
def prompt(self, prompt, text = ""):
self.w = urwid.Edit(prompt, text or "")
def message(self, message):
self.w = urwid.Text(message)
class StatusBar(WWrap):
def __init__(self, master, helptext):
self.master, self.helptext = master, helptext
self.expire = None
self.ab = ActionBar()
self.ib = WWrap(urwid.Text(""))
self.w = urwid.Pile([self.ib, self.ab])
def get_status(self):
r = []
if self.master.client_playback:
r.append("[")
r.append(("statusbar_highlight", "cplayback"))
r.append(":%s to go]"%self.master.client_playback.count())
if self.master.server_playback:
r.append("[")
r.append(("statusbar_highlight", "splayback"))
r.append(":%s to go]"%self.master.server_playback.count())
if self.master.state.intercept_txt:
r.append("[")
r.append(("statusbar_highlight", "i"))
r.append(":%s]"%self.master.state.intercept_txt)
if self.master.state.limit_txt:
r.append("[")
r.append(("statusbar_highlight", "l"))
r.append(":%s]"%self.master.state.limit_txt)
if self.master.stickycookie_txt:
r.append("[")
r.append(("statusbar_highlight", "t"))
r.append(":%s]"%self.master.stickycookie_txt)
if self.master.stickyauth_txt:
r.append("[")
r.append(("statusbar_highlight", "u"))
r.append(":%s]"%self.master.stickyauth_txt)
opts = []
if self.master.anticache:
opts.append("anticache")
if not self.master.refresh_server_playback:
opts.append("norefresh")
if self.master.killextra:
opts.append("killextra")
if opts:
r.append("[%s]"%(":".join(opts)))
if self.master.debug:
r.append("[lt:%0.3f]"%self.master.looptime)
return r
def redraw(self):
if self.expire and time.time() > self.expire:
self.message("")
t = [
('statusbar_text', ("[%s]"%len(self.master.state.flow_list)).ljust(7)),
]
t.extend(self.get_status())
if self.master.server:
boundaddr = "[%s:%s]"%(self.master.server.address or "*", self.master.server.port)
else:
boundaddr = ""
status = urwid.AttrWrap(urwid.Columns([
urwid.Text(t),
urwid.Text(
[
self.helptext,
" ",
('statusbar_text', "["),
('statusbar_key', "m"),
('statusbar_text', (":%s]"%BODY_VIEWS[self.master.state.view_body_mode])),
('statusbar_text', boundaddr),
],
align="right"
),
]), "statusbar")
self.ib.set_w(status)
def update(self, text):
self.helptext = text
self.redraw()
self.master.drawscreen()
def selectable(self):
return True
def get_edit_text(self):
return self.ab.w.get_edit_text()
def path_prompt(self, prompt, text):
return self.ab.path_prompt(prompt, text)
def prompt(self, prompt, text = ""):
self.ab.prompt(prompt, text)
def message(self, msg, expire=None):
if expire:
self.expire = time.time() + float(expire)/1000
else:
self.expire = None
self.ab.message(msg)
#end nocover
class ConsoleState(flow.State):
def __init__(self):
flow.State.__init__(self)
self.focus = None
self.view_body_mode = VIEW_BODY_PRETTY
self.view_flow_mode = VIEW_FLOW_REQUEST
self.last_script = ""
self.last_saveload = ""
def add_request(self, req):
f = flow.State.add_request(self, req)
if self.focus is None:
self.set_focus(0)
return f
def add_response(self, resp):
f = flow.State.add_response(self, resp)
if self.focus is None:
self.set_focus(0)
return f
def set_limit(self, limit):
ret = flow.State.set_limit(self, limit)
self.set_focus(self.focus)
return ret
def get_focus(self):
if not self.view or self.focus is None:
return None, None
return self.view[self.focus], self.focus
def set_focus(self, idx):
if self.view:
if idx >= len(self.view):
idx = len(self.view) - 1
elif idx < 0:
idx = 0
self.focus = idx
def get_from_pos(self, pos):
if len(self.view) <= pos or pos < 0:
return None, None
return self.view[pos], pos
def get_next(self, pos):
return self.get_from_pos(pos+1)
def get_prev(self, pos):
return self.get_from_pos(pos-1)
def delete_flow(self, f):
ret = flow.State.delete_flow(self, f)
self.set_focus(self.focus)
return ret
class Options(object):
__slots__ = [
"anticache",
"anticomp",
"client_replay",
"debug",
"keepserving",
"kill",
"intercept",
"limit",
"no_server",
"refresh_server_playback",
"request_script",
"response_script",
"rfile",
"rheaders",
"server_replay",
"stickycookie",
"stickyauth",
"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)
#begin nocover
VIEW_CONNLIST = 0
VIEW_FLOW = 1
VIEW_HELP = 2
class ConsoleMaster(flow.FlowMaster):
palette = []
footer_text_default = [
('statusbar_key', "?"), ":help ",
]
footer_text_help = [
('statusbar_key', "q"), ":back",
]
footer_text_connview = [
('statusbar_key', "tab"), ":toggle view ",
('statusbar_key', "?"), ":help ",
('statusbar_key', "q"), ":back ",
]
def __init__(self, server, options):
flow.FlowMaster.__init__(self, server, ConsoleState())
self.looptime = 0
self.options = options
self.conn_list_view = None
self.set_palette()
if options.response_script:
self.set_response_script(options.response_script)
if options.request_script:
self.set_request_script(options.request_script)
r = self.set_limit(options.limit)
if r:
print >> sys.stderr, "Limit error:", r
sys.exit(1)
r = self.set_intercept(options.intercept)
if r:
print >> sys.stderr, "Intercept error:", r
sys.exit(1)
r = self.set_stickycookie(options.stickycookie)
if r:
print >> sys.stderr, "Sticky cookies error:", r
sys.exit(1)
r = self.set_stickyauth(options.stickyauth)
if r:
print >> sys.stderr, "Sticky auth error:", r
sys.exit(1)
self.refresh_server_playback = options.refresh_server_playback
self.anticache = options.anticache
self.anticomp = options.anticomp
self.killextra = options.kill
self.rheaders = options.rheaders
if options.client_replay:
self.client_playback_path(options.client_replay)
if options.server_replay:
self.server_playback_path(options.server_replay)
self.debug = options.debug
def _runscript(self, f, path):
path = os.path.expanduser(path)
self.state.last_script = path
try:
serr = f.run_script(path)
except flow.RunException, e:
if e.errout:
serr = "Script error code: %s\n\n"%e.returncode + e.errout
self.spawn_external_viewer(serr, None)
self.statusbar.message("Script error: %s"%e)
return
if serr:
serr = "Script output:\n\n" + serr
self.spawn_external_viewer(serr, None)
self.refresh_connection(f)
def _trailer(self, clen, txt):
rem = clen - VIEW_CUTOFF
if rem > 0:
txt.append(urwid.Text(""))
txt.append(
urwid.Text(
[
("highlight", "... %s of data not shown"%utils.pretty_size(rem))
]
)
)
def _view_conn_raw(self, content, txt):
for i in utils.cleanBin(content[:VIEW_CUTOFF]).splitlines():
txt.append(
urwid.Text(("text", i))
)
self._trailer(len(content), txt)
def _view_conn_binary(self, content, txt):
for offset, hex, s in utils.hexdump(content[:VIEW_CUTOFF]):
txt.append(urwid.Text([
("offset", offset),
" ",
("text", hex),
" ",
("text", s),
]))
self._trailer(len(content), txt)
def _view_conn_xmlish(self, content, txt):
for i in utils.pretty_xmlish(content[:VIEW_CUTOFF]):
txt.append(
urwid.Text(("text", i)),
)
self._trailer(len(content), txt)
def _view_conn_json(self, lines, txt):
sofar = 0
for i in lines:
sofar += len(i)
txt.append(
urwid.Text(("text", i)),
)
if sofar > VIEW_CUTOFF:
break
self._trailer(sum(len(i) for i in lines), txt)
def _find_pretty_view(self, content, hdrItems, txt):
ctype = None
for i in hdrItems:
if i[0] == "content-type":
ctype = i[1]
break
if utils.isXML(content):
return self._view_conn_xmlish(content, txt)
if ctype and "application/json" in ctype:
lines = utils.pretty_json(content)
if lines:
return self._view_conn_json(lines, txt)
return self._view_conn_raw(content, txt)
@utils.LRUCache(20)
def _cached_conn_text(self, content, hdrItems, viewmode):
hdr = []
hdr.extend(
format_keyvals(
[(h+":", v) for (h, v) in hdrItems],
key = "header",
val = "text"
)
)
hdr.append("\n")
txt = [urwid.Text(hdr)]
if content:
if viewmode == VIEW_BODY_HEX:
self._view_conn_binary(content, txt)
elif viewmode == VIEW_BODY_PRETTY:
self._find_pretty_view(content, hdrItems, txt)
else:
self._view_conn_raw(content, txt)
return urwid.ListBox(txt)
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:
return True, v.strerror
return False, flows
def client_playback_path(self, path):
err, ret = self._readflow(path)
if err:
self.statusbar.message(ret)
else:
self.start_client_playback(ret, False)
def server_playback_path(self, path):
err, ret = self._readflow(path)
if err:
self.statusbar.message(ret)
else:
self.start_server_playback(
ret,
self.killextra, self.rheaders,
False
)
def spawn_external_viewer(self, data, contenttype):
if contenttype:
ext = mimetypes.guess_extension(contenttype) or ""
else:
ext = ""
fd, name = tempfile.mkstemp(ext, "mproxy")
os.write(fd, data)
os.close(fd)
cmd = None
shell = False
if contenttype:
c = mailcap.getcaps()
cmd, _ = mailcap.findmatch(c, contenttype, filename=name)
if cmd:
shell = True
if not cmd:
c = os.environ.get("PAGER") or os.environ.get("EDITOR")
cmd = [c, name]
self.ui.stop()
ret = subprocess.call(cmd, shell=shell)
self.ui.start()
os.unlink(name)
def set_palette(self):
BARBG = "dark blue"
self.palette = [
('body', 'black', 'dark cyan', 'standout'),
('foot', 'light gray', 'default'),
('title', 'white,bold', 'default',),
('editline', 'white', 'default',),
# Status bar
('statusbar', 'light gray', BARBG),
('statusbar_key', 'light cyan', BARBG),
('statusbar_text', 'light gray', BARBG),
('statusbar_highlight', 'white', BARBG),
# Help
('key', 'light cyan', 'default', 'underline'),
('head', 'white,bold', 'default'),
('text', 'light gray', 'default'),
# List and Connections
('method', 'dark cyan', 'default'),
('focus', 'yellow', 'default'),
('goodcode', 'light green', 'default'),
('error', 'light red', 'default'),
('header', 'dark cyan', 'default'),
('heading', 'white,bold', 'dark blue'),
('highlight', 'white,bold', 'default'),
('inactive', 'dark gray', 'default'),
('ack', 'light red', 'default'),
# Hex view
('offset', 'dark cyan', 'default'),
]
def run(self):
self.viewstate = VIEW_CONNLIST
self.currentflow = None
self.ui = urwid.raw_display.Screen()
self.ui.register_palette(self.palette)
self.conn_list_view = ConnectionListView(self, self.state)
self.view = None
self.statusbar = None
self.header = None
self.body = None
self.prompting = False
self.onekey = False
self.view_connlist()
if self.server:
slave = controller.Slave(self.masterq, self.server)
slave.start()
if self.options.rfile:
self.load_flows(self.options.rfile)
self.ui.run_wrapper(self.loop)
# If True, quit just pops out to connection list view.
print >> sys.stderr, "Shutting down..."
sys.stderr.flush()
self.shutdown()
def make_view(self):
self.view = urwid.Frame(
self.body,
header = self.header,
footer = self.statusbar
)
self.view.set_focus("body")
def view_help(self):
self.statusbar = StatusBar(self, self.footer_text_help)
self.body = self.helptext()
self.header = None
self.viewstate = VIEW_HELP
self.make_view()
def focus_current(self):
if self.currentflow:
try:
ids = [id(i) for i in self.state.view]
idx = ids.index(id(self.currentflow))
self.conn_list_view.set_focus(idx)
except (IndexError, ValueError):
pass
def view_connlist(self):
if self.ui.started:
self.ui.clear()
self.focus_current()
self.body = urwid.ListBox(self.conn_list_view)
self.statusbar = StatusBar(self, self.footer_text_default)
self.header = None
self.viewstate = VIEW_CONNLIST
self.currentflow = None
self.make_view()
def view_flow(self, flow):
self.statusbar = StatusBar(self, self.footer_text_connview)
self.body = ConnectionView(self, self.state, flow)
self.header = ConnectionViewHeader(self, flow)
self.viewstate = VIEW_FLOW
self.currentflow = flow
self.make_view()
def _view_nextprev_flow(self, np, flow):
try:
idx = self.state.view.index(flow)
except IndexError:
return
if np == "next":
new_flow, new_idx = self.state.get_next(idx)
else:
new_flow, new_idx = self.state.get_prev(idx)
if new_idx is None:
return
self.view_flow(new_flow)
def view_next_flow(self, flow):
return self._view_nextprev_flow("next", flow)
def view_prev_flow(self, flow):
return self._view_nextprev_flow("prev", flow)
def _write_flows(self, path, flows):
self.state.last_saveload = path
if not path:
return
path = os.path.expanduser(path)
try:
f = file(path, "wb")
fw = flow.FlowWriter(f)
for i in flows:
fw.add(i)
f.close()
except IOError, v:
self.statusbar.message(v.strerror)
def save_one_flow(self, path, flow):
return self._write_flows(path, [flow])
def save_flows(self, path):
return self._write_flows(path, self.state.view)
def load_flows(self, path):
if not path:
return
self.state.last_saveload = path
path = os.path.expanduser(path)
try:
f = file(path, "r")
fr = flow.FlowReader(f)
except IOError, v:
return v.strerror
flow.FlowMaster.load_flows(self, fr)
f.close()
if self.conn_list_view:
self.sync_list_view()
self.focus_current()
return "Flows loaded from %s"%path
def helptext(self):
text = []
text.extend([("head", "Global keys:\n")])
keys = [
("A", "accept all intercepted connections"),
("a", "accept this intercepted connection"),
("c", "client replay"),
("i", "set interception pattern"),
("j, k", "up, down"),
("l", "set limit filter pattern"),
("L", "load saved flows"),
("o", "toggle options:"),
(None, " anticache: modify requests to prevent cached responses"),
(None, " killextra: kill requests not part of server replay"),
(None, " norefresh: disable server replay response refresh"),
("q", "quit / return to connection list"),
("Q", "quit without confirm prompt"),
("r", "replay request"),
("R", "revert changes to request"),
("S", "save all flows matching current limit"),
("s", "server replay"),
("t", "set sticky cookie expression"),
("u", "set sticky auth expression"),
("w", "save this flow"),
("page up/down", "page up/down"),
("enter", "view connection"),
]
text.extend(format_keyvals(keys, key="key", val="text", indent=4))
text.extend([("head", "\n\nConnection list keys:\n")])
keys = [
("C", "clear connection list"),
("d", "delete connection from view"),
("z", "kill and delete connection, even if it's mid-intercept"),
("space", "page down"),
]
text.extend(format_keyvals(keys, key="key", val="text", indent=4))
text.extend([("head", "\n\nConnection view keys:\n")])
keys = [
("b", "save request/response body"),
("e", "edit request/response"),
("m", "change view mode (raw, pretty, hex)"),
(None, " raw: raw data"),
(None, " pretty: pretty-print XML, HTML and JSON"),
(None, " hex: hex dump"),
("p", "previous flow"),
("v", "view body in external viewer"),
("|", "run script"),
("tab", "toggle response/request view"),
("space", "next flow"),
]
text.extend(format_keyvals(keys, key="key", val="text", indent=4))
text.extend([("head", "\n\nFilter expressions:\n")])
f = []
for i in filt.filt_unary:
f.append(
("~%s"%i.code, i.help)
)
for i in filt.filt_rex:
f.append(
("~%s regex"%i.code, i.help)
)
for i in filt.filt_int:
f.append(
("~%s int"%i.code, i.help)
)
f.sort()
f.extend(
[
("!", "unary not"),
("&", "and"),
("|", "or"),
("(...)", "grouping"),
]
)
text.extend(format_keyvals(f, key="key", val="text", indent=4))
text.extend(
[
"\n",
("text", " Regexes are Python-style.\n"),
("text", " Regexes can be specified as quoted strings.\n"),
("text", " Header matching (~h, ~hq, ~hs) is against a string of the form \"name: value\".\n"),
("text", " Expressions with no operators are regex matches against URL.\n"),
("text", " Default binary operator is &.\n"),
("head", "\n Examples:\n"),
]
)
examples = [
("google\.com", "Url containing \"google.com"),
("~r ~b test", "Requests where body contains \"test\""),
("!(~r & ~t \"text/html\")", "Anything but requests with a text/html content type."),
]
text.extend(format_keyvals(examples, key="key", val="text", indent=4))
return urwid.ListBox([urwid.Text(text)])
def path_prompt(self, prompt, text, callback, *args):
self.statusbar.path_prompt(prompt, text)
self.view.set_focus("footer")
self.prompting = (callback, args)
def prompt(self, prompt, text, callback, *args):
self.statusbar.prompt(prompt, text)
self.view.set_focus("footer")
self.prompting = (callback, args)
def prompt_edit(self, prompt, text, callback):
self.statusbar.prompt(prompt + ": ", text)
self.view.set_focus("footer")
self.prompting = (callback, [])
def prompt_onekey(self, prompt, keys, callback):
"""
Keys are a set of (word, key) tuples. The appropriate key in the
word is highlighted.
"""
prompt = [prompt, " ("]
mkup = []
for i, e in enumerate(keys):
parts = e[0].split(e[1], 1)
if parts[0]:
mkup.append(("text", parts[0]))
mkup.append(("key", e[1]))
if parts[1]:
mkup.append(("text", parts[1]))
if i < len(keys)-1:
mkup.append(",")
prompt.extend(mkup)
prompt.append(")? ")
self.onekey = "".join([i[1] for i in keys])
self.prompt(prompt, "", callback)
def prompt_done(self):
self.prompting = False
self.onekey = False
self.view.set_focus("body")
self.statusbar.message("")
def prompt_execute(self, txt=None):
if not txt:
txt = self.statusbar.get_edit_text()
p, args = self.prompting
self.prompt_done()
msg = p(txt, *args)
if msg:
self.statusbar.message(msg, 1000)
def prompt_cancel(self):
self.prompt_done()
def accept_all(self):
self.state.accept_all()
def set_limit(self, txt):
return self.state.set_limit(txt)
def set_intercept(self, txt):
return self.state.set_intercept(txt)
def changeview(self, v):
if v == "r":
self.state.view_body_mode = VIEW_BODY_RAW
elif v == "h":
self.state.view_body_mode = VIEW_BODY_HEX
elif v == "p":
self.state.view_body_mode = VIEW_BODY_PRETTY
self.refresh_connection(self.currentflow)
def drawscreen(self):
size = self.ui.get_cols_rows()
canvas = self.view.render(size, focus=1)
self.ui.draw_screen(size, canvas)
return size
def loop(self):
changed = True
try:
while not controller.exit:
startloop = time.time()
if changed:
self.statusbar.redraw()
size = self.drawscreen()
changed = self.tick(self.masterq)
self.ui.set_input_timeouts(max_wait=0.1)
keys = self.ui.get_input()
if keys:
changed = True
for k in keys:
if self.prompting:
if k == "esc":
self.prompt_cancel()
k = None
elif self.onekey:
if k == "enter":
self.prompt_cancel()
elif k in self.onekey:
self.prompt_execute(k)
k = None
elif k == "enter":
self.prompt_execute()
k = None
else:
self.statusbar.message("")
if k == "?":
self.view_help()
elif k == "c":
if not self.client_playback:
self.path_prompt(
"Client replay: ",
self.state.last_saveload,
self.client_playback_path
)
else:
self.prompt_onekey(
"Stop current client replay?",
(
("yes", "y"),
("no", "n"),
),
self.stop_client_playback_prompt,
)
k = None
elif k == "l":
self.prompt("Limit: ", self.state.limit_txt, self.set_limit)
self.sync_list_view()
k = None
elif k == "i":
self.prompt(
"Intercept filter: ",
self.state.intercept_txt,
self.set_intercept
)
self.sync_list_view()
k = None
elif k == "j":
k = "down"
elif k == "k":
k = "up"
elif k == "m":
self.prompt_onekey(
"View",
(
("raw", "r"),
("pretty", "p"),
("hex", "h"),
),
self.changeview
)
k = None
elif k in ("q", "Q"):
if k == "Q":
raise Stop
if self.viewstate == VIEW_FLOW:
self.view_connlist()
elif self.viewstate == VIEW_HELP:
if self.currentflow:
self.view_flow(self.currentflow)
else:
self.view_connlist()
else:
self.prompt_onekey(
"Quit",
(
("yes", "y"),
("no", "n"),
),
self.quit,
)
k = None
elif k == "S":
self.path_prompt(
"Save flows: ",
self.state.last_saveload,
self.save_flows
)
k = None
elif k == "s":
if not self.server_playback:
self.path_prompt(
"Server replay: ",
self.state.last_saveload,
self.server_playback_path
)
else:
self.prompt_onekey(
"Stop current server replay?",
(
("yes", "y"),
("no", "n"),
),
self.stop_server_playback_prompt,
)
k = None
elif k == "L":
self.path_prompt(
"Load flows: ",
self.state.last_saveload,
self.load_flows
)
k = None
elif k == "o":
self.prompt_onekey(
"Options",
(
("anticache", "a"),
("killextra", "k"),
("norefresh", "n"),
),
self._change_options
)
k = None
elif k == "t":
self.prompt(
"Sticky cookie filter: ",
self.stickycookie_txt,
self.set_stickycookie
)
k = None
elif k == "u":
self.prompt(
"Sticky auth filter: ",
self.stickyauth_txt,
self.set_stickyauth
)
k = None
if k:
self.view.keypress(size, k)
self.looptime = time.time() - startloop
except (Stop, KeyboardInterrupt):
pass
def stop_client_playback_prompt(self, a):
if a != "n":
self.stop_client_playback()
def stop_server_playback_prompt(self, a):
if a != "n":
self.stop_server_playback()
def quit(self, a):
if a != "n":
raise Stop
def _change_options(self, a):
if a == "a":
self.anticache = not self.anticache
elif a == "k":
self.killextra = not self.killextra
elif a == "n":
self.refresh_server_playback = not self.refresh_server_playback
def shutdown(self):
for i in self.state.flow_list:
i.kill(self)
controller.Master.shutdown(self)
def sync_list_view(self):
self.conn_list_view._modified()
def clear_connections(self):
self.state.clear()
self.sync_list_view()
def delete_connection(self, f):
self.state.delete_flow(f)
self.sync_list_view()
def refresh_connection(self, c):
if hasattr(self.header, "refresh_connection"):
self.header.refresh_connection(c)
if hasattr(self.body, "refresh_connection"):
self.body.refresh_connection(c)
if hasattr(self.statusbar, "refresh_connection"):
self.statusbar.refresh_connection(c)
def process_flow(self, f, r):
if f.match(self.state.intercept) and not f.request.is_replay():
f.intercept()
else:
r.ack()
self.sync_list_view()
self.refresh_connection(f)
# Handlers
def handle_clientconnect(self, r):
f = flow.FlowMaster.handle_clientconnect(self, r)
if f:
self.sync_list_view()
def handle_error(self, r):
f = flow.FlowMaster.handle_error(self, r)
if f:
self.process_flow(f, r)
return f
def handle_request(self, r):
f = flow.FlowMaster.handle_request(self, r)
if f:
self.process_flow(f, r)
return f
def handle_response(self, r):
f = flow.FlowMaster.handle_response(self, r)
if f:
self.process_flow(f, r)
return f
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