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Code Issues Projects Releases Wiki Activity

console: improve flowlist performance (#5228)

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Co-authored-by: BkPHcgQL3V <BkPHcgQL3V@gmx.com>
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Maximilian Hils 2022-03-29 19:32:40 +02:00 committed by GitHub
parent 66dd158560
commit 31add1a7c0
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2 changed files with 17 additions and 12 deletions
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2
CHANGELOG.md
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@ -2,6 +2,8 @@
## Unreleased: mitmproxy next
* Console Performance Improvements
([#3427](https://github.com/mitmproxy/mitmproxy/issues/3427), @BkPHcgQL3V)
* Add flatpak support to the browser addon
([#5200](https://github.com/mitmproxy/mitmproxy/issues/5200), @pauloromeira)
* Add example addon to dump contents to files based on a filter expression

27
mitmproxy/tools/console/flowlist.py
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@ -1,8 +1,11 @@
import typing
from functools import lru_cache
import urwid
import mitmproxy.tools.console.master
from mitmproxy.tools.console import common
from mitmproxy.tools.console import layoutwidget
import mitmproxy.tools.console.master
class FlowItem(urwid.WidgetWrap):
@ -40,6 +43,7 @@ class FlowItem(urwid.WidgetWrap):
class FlowListWalker(urwid.ListWalker):
master: "mitmproxy.tools.console.master.ConsoleMaster"
def __init__(self, master):
self.master = master
@ -47,13 +51,14 @@ class FlowListWalker(urwid.ListWalker):
def positions(self, reverse=False):
# The stub implementation of positions can go once this issue is resolved:
# https://github.com/urwid/urwid/issues/294
ret = range(self.master.commands.execute("view.properties.length"))
ret = range(self.master.view.get_length())
if reverse:
return reversed(ret)
return ret
def view_changed(self):
self._modified()
self._get.cache_clear()
def get_focus(self):
if not self.master.view.focus.flow:
@ -65,19 +70,17 @@ class FlowListWalker(urwid.ListWalker):
if self.master.commands.execute("view.properties.inbounds %d" % index):
self.master.view.focus.index = index
def get_next(self, pos):
pos = pos + 1
if not self.master.commands.execute("view.properties.inbounds %d" % pos):
@lru_cache(maxsize=None)
def _get(self, pos: int) -> typing.Tuple[typing.Optional[FlowItem], typing.Optional[int]]:
if not self.master.view.inbounds(pos):
return None, None
f = FlowItem(self.master, self.master.view[pos])
return f, pos
return FlowItem(self.master, self.master.view[pos]), pos
def get_next(self, pos):
return self._get(pos + 1)
def get_prev(self, pos):
pos = pos - 1
if not self.master.commands.execute("view.properties.inbounds %d" % pos):
return None, None
f = FlowItem(self.master, self.master.view[pos])
return f, pos
return self._get(pos - 1)
class FlowListBox(urwid.ListBox, layoutwidget.LayoutWidget):