117 lines
3.6 KiB
Python
117 lines
3.6 KiB
Python
"""passbook benchmark command"""
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from csv import DictWriter
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from multiprocessing import Manager, Process, cpu_count
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from sys import stdout
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from time import time
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from typing import List
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from django import db
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from django.core.management.base import BaseCommand
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from django.test import RequestFactory
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from structlog import get_logger
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from passbook import __version__
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from passbook.core.models import User
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from passbook.flows.models import Flow
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from passbook.flows.planner import PLAN_CONTEXT_PENDING_USER, FlowPlanner
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LOGGER = get_logger()
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class FlowPlanProcess(Process):
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"""Test process which executes flow planner"""
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def __init__(self, index, return_dict, flow, user) -> None:
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super().__init__()
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self.index = index
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self.return_dict = return_dict
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self.flow = flow
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self.user = user
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self.request = RequestFactory().get("/")
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def run(self):
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print(f"Proc {self.index} Running")
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def test_inner():
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planner = FlowPlanner(self.flow)
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planner.use_cache = False
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planner.plan(self.request, {PLAN_CONTEXT_PENDING_USER: self.user})
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diffs = []
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for _ in range(1000):
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start = time()
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test_inner()
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end = time()
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diffs.append(end - start)
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self.return_dict[self.index] = diffs
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class Command(BaseCommand):
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"""Benchmark passbook"""
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def add_arguments(self, parser):
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parser.add_argument(
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"-p",
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"--processes",
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default=cpu_count(),
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action="store",
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help="How many processes should be started.",
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)
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parser.add_argument(
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"--csv", action="store_true", help="Output results as CSV",
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)
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def benchmark_flows(self, proc_count) -> str:
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"""Get full recovery link"""
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flow = Flow.objects.get(slug="default-authentication-flow")
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user = User.objects.get(username="pbadmin")
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manager = Manager()
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return_dict = manager.dict()
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jobs = []
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db.connections.close_all()
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for i in range(proc_count):
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proc = FlowPlanProcess(i, return_dict, flow, user)
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jobs.append(proc)
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proc.start()
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for proc in jobs:
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proc.join()
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return return_dict.values()
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def handle(self, *args, **options):
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"""Start benchmark"""
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proc_count = options.get("processes", 1)
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all_values = self.benchmark_flows(proc_count)
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if options.get("csv"):
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self.output_csv(all_values)
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else:
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self.output_overview(all_values)
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def output_overview(self, values: List[List[int]]):
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"""Output results human readable"""
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total_max = max([max(inner) for inner in values])
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total_min = min([min(inner) for inner in values])
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total_avg = sum([sum(inner) for inner in values]) / sum(
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[len(inner) for inner in values]
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)
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print(f"Version: {__version__}")
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print(f"Processes: {len(values)}")
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print(f"\tMax: {total_max * 100}ms")
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print(f"\tMin: {total_min * 100}ms")
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print(f"\tAvg: {total_avg * 100}ms")
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def output_csv(self, values: List[List[int]]):
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"""Output results as CSV"""
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proc_count = len(values)
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fieldnames = [f"proc_{idx}" for idx in range(proc_count)]
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writer = DictWriter(stdout, fieldnames=fieldnames)
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writer.writeheader()
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for run_idx in range(len(values[0])):
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row_dict = {}
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for proc_idx in range(proc_count):
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row_dict[f"proc_{proc_idx}"] = values[proc_idx][run_idx] * 100
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writer.writerow(row_dict)
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