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"""
This module provides a @concurrent decorator primitive to
offload computations from mitmproxy's main master thread.
"""
from mitmproxy import eventsequence
from mitmproxy.coretypes import basethread
class ScriptThread(basethread.BaseThread):
name = "ScriptThread"
def concurrent(fn):
if fn.__name__ not in eventsequence.Events - {"load", "configure"}:
raise NotImplementedError(
"Concurrent decorator not supported for '%s' method." % fn.__name__
)
def _concurrent(*args):
# When annotating classmethods, "self" is passed as the first argument.
# To support both class and static methods, we accept a variable number of arguments
# and take the last one as our actual hook object.
obj = args[-1]
def run():
fn(*args)
if obj.reply.state == "taken":
if not obj.reply.has_message:
obj.reply.ack()
obj.reply.commit()
obj.reply.take()
ScriptThread(
"script.concurrent (%s)" % fn.__name__,
target=run
).start()
return _concurrent
|
