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import urwid
import common
def _mkhelp():
text = []
keys = [
("A", "accept all intercepted flows"),
("a", "accept this intercepted flow"),
("C", "clear flow list or eventlog"),
("d", "delete flow"),
("D", "duplicate flow"),
("e", "toggle eventlog"),
("F", "toggle follow flow list"),
("l", "set limit filter pattern"),
("L", "load saved flows"),
("r", "replay request"),
("V", "revert changes to request"),
("w", "save flows "),
("W", "stream flows to file"),
("X", "kill and delete flow, even if it's mid-intercept"),
("tab", "tab between eventlog and flow list"),
("enter", "view flow"),
("|", "run script on this flow"),
]
text.extend(common.format_keyvals(keys, key="key", val="text", indent=4))
return text
help_context = _mkhelp()
footer = [
('heading_key', "?"), ":help ",
]
class EventListBox(urwid.ListBox):
def __init__(self, master):
self.master = master
urwid.ListBox.__init__(self, master.eventlist)
def keypress(self, size, key):
key = common.shortcuts(key)
if key == "C":
self.master.clear_events()
key = None
return urwid.ListBox.keypress(self, size, key)
class BodyPile(urwid.Pile):
def __init__(self, master):
h = urwid.Text("Event log")
h = urwid.Padding(h, align="left", width=("relative", 100))
self.inactive_header = urwid.AttrWrap(h, "heading_inactive")
self.active_header = urwid.AttrWrap(h, "heading")
urwid.Pile.__init__(
self,
[
FlowListBox(master),
urwid.Frame(EventListBox(master), header = self.inactive_header)
]
)
self.master = master
def keypress(self, size, key):
if key == "tab":
self.focus_position = (self.focus_position + 1)%len(self.widget_list)
if self.focus_position == 1:
self.widget_list[1].header = self.active_header
else:
self.widget_list[1].header = self.inactive_header
key = None
elif key == "v":
self.master.toggle_eventlog()
key = None
# This is essentially a copypasta from urwid.Pile's keypress handler.
# So much for "closed for modification, but open for extension".
item_rows = None
if len(size)==2:
item_rows = self.get_item_rows( size, focus=True )
i = self.widget_list.index(self.focus_item)
tsize = self.get_item_size(size,i,True,item_rows)
return self.focus_item.keypress( tsize, key )
class ConnectionItem(common.WWrap):
def __init__(self, master, state, flow, focus):
self.master, self.state, self.flow = master, state, flow
self.f = focus
w = self.get_text()
common.WWrap.__init__(self, w)
def get_text(self):
return common.format_flow(self.flow, self.f, hostheader=self.master.showhost)
def selectable(self):
return True
def save_flows_prompt(self, k):
if k == "a":
self.master.path_prompt(
"Save all flows to: ",
self.state.last_saveload,
self.master.save_flows
)
else:
self.master.path_prompt(
"Save this flow to: ",
self.state.last_saveload,
self.master.save_one_flow,
self.flow
)
def stop_server_playback_prompt(self, a):
if a != "n":
self.master.stop_server_playback()
def server_replay_prompt(self, k):
if k == "a":
self.master.start_server_playback(
[i.copy() for i in self.master.state.view],
self.master.killextra, self.master.rheaders,
False, self.master.nopop
)
elif k == "t":
self.master.start_server_playback(
[self.flow.copy()],
self.master.killextra, self.master.rheaders,
False, self.master.nopop
)
else:
self.master.path_prompt(
"Server replay path: ",
self.state.last_saveload,
self.master.server_playback_path
)
def keypress(self, (maxcol,), key):
key = common.shortcuts(key)
if key == "a":
self.flow.accept_intercept()
self.master.sync_list_view()
elif key == "d":
self.flow.kill(self.master)
self.state.delete_flow(self.flow)
self.master.sync_list_view()
elif key == "D":
f = self.master.duplicate_flow(self.flow)
self.master.view_flow(f)
elif key == "r":
self.flow.backup()
r = self.master.replay_request(self.flow)
if r:
self.master.statusbar.message(r)
self.master.sync_list_view()
elif key == "S":
if not self.master.server_playback:
self.master.prompt_onekey(
"Server Replay",
(
("all flows", "a"),
("this flow", "t"),
("file", "f"),
),
self.server_replay_prompt,
)
else:
self.master.prompt_onekey(
"Stop current server replay?",
(
("yes", "y"),
("no", "n"),
),
self.stop_server_playback_prompt,
)
elif key == "V":
if not self.flow.modified():
self.master.statusbar.message("Flow not modified.")
return
self.state.revert(self.flow)
self.master.sync_list_view()
self.master.statusbar.message("Reverted.")
elif key == "w":
self.master.prompt_onekey(
"Save",
(
("all flows", "a"),
("this flow", "t"),
),
self.save_flows_prompt,
)
elif key == "X":
self.flow.kill(self.master)
elif key == "enter":
if self.flow.request:
self.master.view_flow(self.flow)
elif key == "|":
self.master.path_prompt(
"Send flow to script: ",
self.state.last_script,
self.master.run_script_once,
self.flow
)
else:
return key
class FlowListWalker(urwid.ListWalker):
def __init__(self, master, state):
self.master, self.state = master, state
if self.state.flow_count():
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)
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 FlowListBox(urwid.ListBox):
def __init__(self, master):
self.master = master
urwid.ListBox.__init__(self, master.flow_list_walker)
def keypress(self, size, key):
key = common.shortcuts(key)
if key == "A":
self.master.accept_all()
self.master.sync_list_view()
elif key == "C":
self.master.clear_flows()
elif key == "e":
self.master.toggle_eventlog()
elif key == "l":
self.master.prompt("Limit: ", self.master.state.limit_txt, self.master.set_limit)
elif key == "L":
self.master.path_prompt(
"Load flows: ",
self.master.state.last_saveload,
self.master.load_flows_callback
)
elif key == "F":
self.master.toggle_follow_flows()
elif key == "W":
if self.master.stream:
self.master.stop_stream()
else:
self.master.path_prompt(
"Stream flows to: ",
self.master.state.last_saveload,
self.master.start_stream
)
else:
return urwid.ListBox.keypress(self, size, key)
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