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import asyncio
import cProfile
from mitmproxy import ctx
class Benchmark:
"""
A simple profiler addon.
"""
def __init__(self):
self.pr = cProfile.Profile()
self.started = False
async def procs(self):
ctx.log.error("starting benchmark")
backend = await asyncio.create_subprocess_exec("devd", "-q", "-p", "10001", ".")
traf = await asyncio.create_subprocess_exec(
"wrk",
"-c50",
"-d5s",
"http://localhost:%s/benchmark.py" % ctx.master.server.address[1],
stdout=asyncio.subprocess.PIPE
)
stdout, _ = await traf.communicate()
open(ctx.options.benchmark_save_path + ".bench", mode="wb").write(stdout)
ctx.log.error(stdout.decode("ascii"))
backend.kill()
ctx.master.shutdown()
def load(self, loader):
loader.add_option(
"benchmark_save_path",
str,
"/tmp/profile",
"Destination for the .prof and and .bench result files"
)
ctx.options.update(
mode="reverse:http://devd.io:10001",
)
self.pr.enable()
def running(self):
if not self.started:
self.started = True
asyncio.get_event_loop().create_task(self.procs())
def done(self):
self.pr.dump_stats(ctx.options.benchmark_save_path + ".prof")
addons = [Benchmark()]
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