52 lines
1.8 KiB
Python
52 lines
1.8 KiB
Python
import urllib.parse
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import niobot
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import time
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import httpx
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class LatencyModule(niobot.Module):
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@niobot.command("latency")
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async def latency(self, ctx: niobot.Context, homeserver: str = None):
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"""See the bot's latency."""
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latency = ctx.latency
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homeserver = homeserver or ctx.message.sender.split(":")[1]
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if not homeserver.startswith("http"):
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homeserver = f"https://{homeserver}"
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parsed = urllib.parse.urlparse(homeserver)
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loc = "https://" + parsed.netloc
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try:
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start_resolv = time.perf_counter()
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homeserver = await niobot.resolve_homeserver(parsed.netloc)
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end_resolv = time.perf_counter()
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resolv = round(end_resolv - start_resolv, 2)
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except ValueError as e:
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await ctx.respond("\N{WARNING SIGN} Failed to resolve homeserver: " + str(e))
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homeserver = loc
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resolv = -1
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async with httpx.AsyncClient(headers={"User-Agent": niobot.__user_agent__}) as client:
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timings = []
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for rnd in range(5):
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start = time.perf_counter()
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try:
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res = await client.get(f"{homeserver}/_matrix/federation/v1/version")
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res.raise_for_status()
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except httpx.HTTPError:
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timings.append(-1)
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else:
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end = time.perf_counter()
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timings.append(end - start)
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fed_latency = sum(timings) / len(timings) * 1000
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hs_target = homeserver[8:]
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return await ctx.respond(
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"Latency: {:,.2f}ms ({:,.2f}ms to resolve homeserver, federation latency to {!r}: {:,.2f}ms)".format(
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latency,
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resolv * 1000,
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hs_target,
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fed_latency
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)
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)
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