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|
import math
import os
import sys
import urwid
from mitmproxy import exceptions
from typing import Optional, Union # noqa
from mitmproxy import contentviews
from mitmproxy import http
from mitmproxy.utils import lrucache
from mitmproxy.tools.console import common
from mitmproxy.tools.console import flowdetailview
from mitmproxy.tools.console import grideditor
from mitmproxy.tools.console import searchable
from mitmproxy.tools.console import signals
from mitmproxy.tools.console import tabs
from mitmproxy import export
from netlib.http import Headers
from netlib.http import status_codes
class SearchError(Exception):
pass
def _mkhelp():
text = []
keys = [
("A", "accept all intercepted flows"),
("a", "accept this intercepted flow"),
("b", "save request/response body"),
("C", "export flow to clipboard"),
("D", "duplicate flow"),
("d", "delete flow"),
("e", "edit request/response"),
("f", "load full body data"),
("m", "change body display mode for this entity\n(default mode can be changed in the options)"),
(None,
common.highlight_key("automatic", "a") +
[("text", ": automatic detection")]
),
(None,
common.highlight_key("hex", "e") +
[("text", ": Hex")]
),
(None,
common.highlight_key("html", "h") +
[("text", ": HTML")]
),
(None,
common.highlight_key("image", "i") +
[("text", ": Image")]
),
(None,
common.highlight_key("javascript", "j") +
[("text", ": JavaScript")]
),
(None,
common.highlight_key("json", "s") +
[("text", ": JSON")]
),
(None,
common.highlight_key("urlencoded", "u") +
[("text", ": URL-encoded data")]
),
(None,
common.highlight_key("raw", "r") +
[("text", ": raw data")]
),
(None,
common.highlight_key("xml", "x") +
[("text", ": XML")]
),
("E", "export flow to file"),
("r", "replay request"),
("V", "revert changes to request"),
("v", "view body in external viewer"),
("w", "save all flows matching current view filter"),
("W", "save this flow"),
("x", "delete body"),
("z", "encode/decode a request/response"),
("tab", "next tab"),
("h, l", "previous tab, next tab"),
("space", "next flow"),
("|", "run script on this flow"),
("/", "search (case sensitive)"),
("n", "repeat search forward"),
("N", "repeat search backwards"),
]
text.extend(common.format_keyvals(keys, key="key", val="text", indent=4))
return text
help_context = _mkhelp()
footer = [
('heading_key', "?"), ":help ",
('heading_key', "q"), ":back ",
]
class FlowViewHeader(urwid.WidgetWrap):
def __init__(self, master: "mitmproxy.console.master.ConsoleMaster", f: http.HTTPFlow):
self.master = master
self.flow = f
self._w = common.format_flow(
f,
False,
extended=True,
hostheader=self.master.options.showhost
)
signals.flow_change.connect(self.sig_flow_change)
def sig_flow_change(self, sender, flow):
if flow == self.flow:
self._w = common.format_flow(
flow,
False,
extended=True,
hostheader=self.master.options.showhost
)
cache = lrucache.LRUCache(200)
TAB_REQ = 0
TAB_RESP = 1
class FlowView(tabs.Tabs):
highlight_color = "focusfield"
def __init__(self, master, state, flow, tab_offset):
self.master, self.state, self.flow = master, state, flow
super().__init__(
[
(self.tab_request, self.view_request),
(self.tab_response, self.view_response),
(self.tab_details, self.view_details),
],
tab_offset
)
self.show()
self.last_displayed_body = None
signals.flow_change.connect(self.sig_flow_change)
def tab_request(self):
if self.flow.intercepted and not self.flow.response:
return "Request intercepted"
else:
return "Request"
def tab_response(self):
if self.flow.intercepted and self.flow.response:
return "Response intercepted"
else:
return "Response"
def tab_details(self):
return "Detail"
def view_request(self):
return self.conn_text(self.flow.request)
def view_response(self):
return self.conn_text(self.flow.response)
def view_details(self):
return flowdetailview.flowdetails(self.state, self.flow)
def sig_flow_change(self, sender, flow):
if flow == self.flow:
self.show()
def content_view(self, viewmode, message):
if message.raw_content is None:
msg, body = "", [urwid.Text([("error", "[content missing]")])]
return msg, body
else:
full = self.state.get_flow_setting(
self.flow,
(self.tab_offset, "fullcontents"),
False
)
if full:
limit = sys.maxsize
else:
limit = contentviews.VIEW_CUTOFF
flow_modify_cache_invalidation = hash((
message.raw_content,
message.headers.fields,
getattr(message, "path", None),
))
return cache.get(
# We move message into this partial function as it is not hashable.
lambda *args: self._get_content_view(message, *args),
viewmode,
limit,
flow_modify_cache_invalidation
)
def _get_content_view(self, message, viewmode, max_lines, _):
description, lines, error = contentviews.get_message_content_view(
viewmode, message
)
if error:
signals.add_log(error, "error")
# Give hint that you have to tab for the response.
if description == "No content" and isinstance(message, http.HTTPRequest):
description = "No request content (press tab to view response)"
# If the users has a wide terminal, he gets fewer lines; this should not be an issue.
chars_per_line = 80
max_chars = max_lines * chars_per_line
total_chars = 0
text_objects = []
for line in lines:
txt = []
for (style, text) in line:
if total_chars + len(text) > max_chars:
text = text[:max_chars - total_chars]
txt.append((style, text))
total_chars += len(text)
if total_chars == max_chars:
break
# round up to the next line.
total_chars = int(math.ceil(total_chars / chars_per_line) * chars_per_line)
text_objects.append(urwid.Text(txt))
if total_chars == max_chars:
text_objects.append(urwid.Text([
("highlight", "Stopped displaying data after %d lines. Press " % max_lines),
("key", "f"),
("highlight", " to load all data.")
]))
break
return description, text_objects
def viewmode_get(self):
override = self.state.get_flow_setting(
self.flow,
(self.tab_offset, "prettyview")
)
return self.state.default_body_view if override is None else override
def conn_text(self, conn):
if conn:
txt = common.format_keyvals(
[(h + ":", v) for (h, v) in conn.headers.items(multi=True)],
key = "header",
val = "text"
)
viewmode = self.viewmode_get()
msg, body = self.content_view(viewmode, conn)
cols = [
urwid.Text(
[
("heading", msg),
]
),
urwid.Text(
[
" ",
('heading', "["),
('heading_key', "m"),
('heading', (":%s]" % viewmode.name)),
],
align="right"
)
]
title = urwid.AttrWrap(urwid.Columns(cols), "heading")
txt.append(title)
txt.extend(body)
else:
txt = [
urwid.Text(""),
urwid.Text(
[
("highlight", "No response. Press "),
("key", "e"),
("highlight", " and edit any aspect to add one."),
]
)
]
return searchable.Searchable(self.state, txt)
def set_method_raw(self, m):
if m:
self.flow.request.method = m
signals.flow_change.send(self, flow = self.flow)
def edit_method(self, m):
if m == "e":
signals.status_prompt.send(
prompt = "Method",
text = self.flow.request.method,
callback = self.set_method_raw
)
else:
for i in common.METHOD_OPTIONS:
if i[1] == m:
self.flow.request.method = i[0].upper()
signals.flow_change.send(self, flow = self.flow)
def set_url(self, url):
request = self.flow.request
try:
request.url = str(url)
except ValueError:
return "Invalid URL."
signals.flow_change.send(self, flow = self.flow)
def set_resp_status_code(self, status_code):
try:
status_code = int(status_code)
except ValueError:
return None
self.flow.response.status_code = status_code
if status_code in status_codes.RESPONSES:
self.flow.response.reason = status_codes.RESPONSES[status_code]
signals.flow_change.send(self, flow = self.flow)
def set_resp_reason(self, reason):
self.flow.response.reason = reason
signals.flow_change.send(self, flow = self.flow)
def set_headers(self, fields, conn):
conn.headers = Headers(fields)
signals.flow_change.send(self, flow = self.flow)
def set_query(self, lst, conn):
conn.query = lst
signals.flow_change.send(self, flow = self.flow)
def set_path_components(self, lst, conn):
conn.path_components = lst
signals.flow_change.send(self, flow = self.flow)
def set_form(self, lst, conn):
conn.urlencoded_form = lst
signals.flow_change.send(self, flow = self.flow)
def edit_form(self, conn):
self.master.view_grideditor(
grideditor.URLEncodedFormEditor(
self.master,
conn.urlencoded_form.items(multi=True),
self.set_form,
conn
)
)
def edit_form_confirm(self, key, conn):
if key == "y":
self.edit_form(conn)
def set_cookies(self, lst, conn):
conn.cookies = lst
signals.flow_change.send(self, flow = self.flow)
def set_setcookies(self, data, conn):
conn.cookies = data
signals.flow_change.send(self, flow = self.flow)
def edit(self, part):
if self.tab_offset == TAB_REQ:
message = self.flow.request
else:
if not self.flow.response:
self.flow.response = http.HTTPResponse.make(200, b"")
message = self.flow.response
self.flow.backup()
if message == self.flow.request and part == "c":
self.master.view_grideditor(
grideditor.CookieEditor(
self.master,
message.cookies.items(multi=True),
self.set_cookies,
message
)
)
if message == self.flow.response and part == "c":
self.master.view_grideditor(
grideditor.SetCookieEditor(
self.master,
message.cookies.items(multi=True),
self.set_setcookies,
message
)
)
if part == "r":
# Fix an issue caused by some editors when editing a
# request/response body. Many editors make it hard to save a
# file without a terminating newline on the last line. When
# editing message bodies, this can cause problems. For now, I
# just strip the newlines off the end of the body when we return
# from an editor.
c = self.master.spawn_editor(message.get_content(strict=False) or b"")
message.content = c.rstrip(b"\n")
elif part == "f":
if not message.urlencoded_form and message.raw_content:
signals.status_prompt_onekey.send(
prompt = "Existing body is not a URL-encoded form. Clear and edit?",
keys = [
("yes", "y"),
("no", "n"),
],
callback = self.edit_form_confirm,
args = (message,)
)
else:
self.edit_form(message)
elif part == "h":
self.master.view_grideditor(
grideditor.HeaderEditor(
self.master,
message.headers.fields,
self.set_headers,
message
)
)
elif part == "p":
p = message.path_components
self.master.view_grideditor(
grideditor.PathEditor(
self.master,
p,
self.set_path_components,
message
)
)
elif part == "q":
self.master.view_grideditor(
grideditor.QueryEditor(
self.master,
message.query.items(multi=True),
self.set_query, message
)
)
elif part == "u":
signals.status_prompt.send(
prompt = "URL",
text = message.url,
callback = self.set_url
)
elif part == "m" and message == self.flow.request:
signals.status_prompt_onekey.send(
prompt = "Method",
keys = common.METHOD_OPTIONS,
callback = self.edit_method
)
elif part == "o":
signals.status_prompt.send(
prompt = "Code",
text = str(message.status_code),
callback = self.set_resp_status_code
)
elif part == "m" and message == self.flow.response:
signals.status_prompt.send(
prompt = "Message",
text = message.reason,
callback = self.set_resp_reason
)
signals.flow_change.send(self, flow = self.flow)
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_flow is None:
signals.status_message.send(message="No more flows!")
else:
signals.pop_view_state.send(self)
self.master.view_flow(new_flow, self.tab_offset)
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 change_this_display_mode(self, t):
self.state.add_flow_setting(
self.flow,
(self.tab_offset, "prettyview"),
contentviews.get_by_shortcut(t)
)
signals.flow_change.send(self, flow = self.flow)
def keypress(self, size, key):
conn = None # type: Optional[Union[http.HTTPRequest, http.HTTPResponse]]
if self.tab_offset == TAB_REQ:
conn = self.flow.request
elif self.tab_offset == TAB_RESP:
conn = self.flow.response
key = super().keypress(size, key)
# Special case: Space moves over to the next flow.
# We need to catch that before applying common.shortcuts()
if key == " ":
self.view_next_flow(self.flow)
return
key = common.shortcuts(key)
if key in ("up", "down", "page up", "page down"):
# Pass scroll events to the wrapped widget
self._w.keypress(size, key)
elif key == "a":
self.flow.resume(self.master)
signals.flow_change.send(self, flow = self.flow)
elif key == "A":
self.master.accept_all()
signals.flow_change.send(self, flow = self.flow)
elif key == "d":
if self.state.flow_count() == 1:
self.master.view_flowlist()
elif self.state.view.index(self.flow) == len(self.state.view) - 1:
self.view_prev_flow(self.flow)
else:
self.view_next_flow(self.flow)
f = self.flow
if f.killable:
f.kill(self.master)
self.state.delete_flow(f)
elif key == "D":
f = self.master.state.duplicate_flow(self.flow)
signals.pop_view_state.send(self)
self.master.view_flow(f)
signals.status_message.send(message="Duplicated.")
elif key == "p":
self.view_prev_flow(self.flow)
elif key == "r":
try:
self.master.replay_request(self.flow)
except exceptions.ReplayException as e:
signals.add_log("Replay error: %s" % e, "warn")
signals.flow_change.send(self, flow = self.flow)
elif key == "V":
if self.flow.modified():
self.state.revert(self.flow)
signals.flow_change.send(self, flow = self.flow)
signals.status_message.send(message="Reverted.")
else:
signals.status_message.send(message="Flow not modified.")
elif key == "W":
signals.status_prompt_path.send(
prompt = "Save this flow",
callback = self.master.save_one_flow,
args = (self.flow,)
)
elif key == "|":
signals.status_prompt_path.send(
prompt = "Send flow to script",
callback = self.master.run_script_once,
args = (self.flow,)
)
elif key == "e":
if self.tab_offset == TAB_REQ:
signals.status_prompt_onekey.send(
prompt="Edit request",
keys=(
("cookies", "c"),
("query", "q"),
("path", "p"),
("url", "u"),
("header", "h"),
("form", "f"),
("raw body", "r"),
("method", "m"),
),
callback=self.edit
)
elif self.tab_offset == TAB_RESP:
signals.status_prompt_onekey.send(
prompt="Edit response",
keys=(
("cookies", "c"),
("code", "o"),
("message", "m"),
("header", "h"),
("raw body", "r"),
),
callback=self.edit
)
else:
signals.status_message.send(
message="Tab to the request or response",
expire=1
)
elif key in set("bfgmxvzEC") and not conn:
signals.status_message.send(
message = "Tab to the request or response",
expire = 1
)
return
elif key == "b":
if self.tab_offset == TAB_REQ:
common.ask_save_body("q", self.flow)
else:
common.ask_save_body("s", self.flow)
elif key == "f":
signals.status_message.send(message="Loading all body data...")
self.state.add_flow_setting(
self.flow,
(self.tab_offset, "fullcontents"),
True
)
signals.flow_change.send(self, flow = self.flow)
signals.status_message.send(message="")
elif key == "m":
p = list(contentviews.view_prompts)
p.insert(0, ("Clear", "C"))
signals.status_prompt_onekey.send(
self,
prompt = "Display mode",
keys = p,
callback = self.change_this_display_mode
)
elif key == "E":
if self.tab_offset == TAB_REQ:
scope = "q"
else:
scope = "s"
signals.status_prompt_onekey.send(
self,
prompt = "Export to file",
keys = [(e[0], e[1]) for e in export.EXPORTERS],
callback = common.export_to_clip_or_file,
args = (scope, self.flow, common.ask_save_path)
)
elif key == "C":
if self.tab_offset == TAB_REQ:
scope = "q"
else:
scope = "s"
signals.status_prompt_onekey.send(
self,
prompt = "Export to clipboard",
keys = [(e[0], e[1]) for e in export.EXPORTERS],
callback = common.export_to_clip_or_file,
args = (scope, self.flow, common.copy_to_clipboard_or_prompt)
)
elif key == "x":
conn.content = None
signals.flow_change.send(self, flow=self.flow)
elif key == "v":
if conn.raw_content:
t = conn.headers.get("content-type")
if "EDITOR" in os.environ or "PAGER" in os.environ:
self.master.spawn_external_viewer(conn.get_content(strict=False), t)
else:
signals.status_message.send(
message = "Error! Set $EDITOR or $PAGER."
)
elif key == "z":
self.flow.backup()
e = conn.headers.get("content-encoding", "identity")
if e != "identity":
try:
conn.decode()
except ValueError:
signals.status_message.send(
message = "Could not decode - invalid data?"
)
else:
signals.status_prompt_onekey.send(
prompt = "Select encoding: ",
keys = (
("gzip", "z"),
("deflate", "d"),
("brotli", "b"),
),
callback = self.encode_callback,
args = (conn,)
)
signals.flow_change.send(self, flow = self.flow)
else:
# Key is not handled here.
return key
def encode_callback(self, key, conn):
encoding_map = {
"z": "gzip",
"d": "deflate",
"b": "brotli",
}
conn.encode(encoding_map[key])
signals.flow_change.send(self, flow = self.flow)
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