add /peers.csv to monitoring endpoint

This commit is contained in:
Victor Shyba 2021-11-17 03:58:27 -03:00 committed by Victor Shyba
parent 3f6fe995b8
commit 751ff6e21f

View file

@ -1,6 +1,8 @@
import asyncio
import argparse
import logging
import csv
from io import StringIO
from typing import Optional
from aiohttp import web
from prometheus_client import generate_latest as prom_generate_latest, Gauge
@ -24,8 +26,9 @@ PEERS = Gauge(
class SimpleMetrics:
def __init__(self, port):
def __init__(self, port, node):
self.prometheus_port = port
self.dht_node: Node = node
async def handle_metrics_get_request(self, request: web.Request):
try:
@ -37,9 +40,20 @@ class SimpleMetrics:
log.exception('could not generate prometheus data')
raise
async def handle_peers_csv(self, request: web.Request):
out = StringIO()
writer = csv.DictWriter(out, fieldnames=["ip", "port", "dht_id"])
writer.writeheader()
for peer in self.dht_node.protocol.routing_table.get_peers():
log.warning(peer.address, peer.udp_port, peer.node_id)
writer.writerow({"ip": peer.address, "port": peer.udp_port, "dht_id": peer.node_id.hex()})
return web.Response(text=out.getvalue())
async def start(self):
prom_app = web.Application()
prom_app.router.add_get('/metrics', self.handle_metrics_get_request)
prom_app.router.add_get('/peers.csv', self.handle_peers_csv)
metrics_runner = web.AppRunner(prom_app)
await metrics_runner.setup()
prom_site = web.TCPSite(metrics_runner, "0.0.0.0", self.prometheus_port)
@ -47,9 +61,6 @@ class SimpleMetrics:
async def main(host: str, port: int, db_file_path: str, bootstrap_node: Optional[str], prometheus_port: int):
if prometheus_port > 0:
metrics = SimpleMetrics(prometheus_port)
await metrics.start()
loop = asyncio.get_event_loop()
conf = Config()
storage = SQLiteStorage(conf, db_file_path, loop, loop.time)
@ -63,6 +74,9 @@ async def main(host: str, port: int, db_file_path: str, bootstrap_node: Optional
loop, PeerManager(loop), generate_id(), port, port, 3333, None,
storage=storage
)
if prometheus_port > 0:
metrics = SimpleMetrics(prometheus_port, node)
await metrics.start()
node.start(host, nodes)
while True:
await asyncio.sleep(10)