import requests
import json
import time
import hmac
import hashlib
import base64
import urllib.parse# === 1. 配置钉钉机器人 ===
webhook = "https://oapi.dingtalk.com/robot/send?access_token=XXX"
secret = "XXX"  # 如果没有加签验证，请设置为 None# === 2. GitHub Releases API ===
ETH_GITHUB = "https://github.com/ethereum/go-ethereum/releases/"
GITHUB_API = "https://api.github.com/repos/ethereum/go-ethereum/releases"def get_local_geth_version(rpc_url="http://127.0.0.1:8545"):payload = {"jsonrpc": "2.0","method": "web3_clientVersion","params": [],"id": 1}headers = {"Content-Type": "application/json"}response = requests.post(rpc_url, headers=headers, data=json.dumps(payload))result = response.json().get("result")return resultdef get_latest_mandatory_release():try:response = requests.get(GITHUB_API, timeout=10)releases = response.json()for release in releases:tag = release.get("tag_name", "").lower()body = release.get("body", "").lower()html_url = ETH_GITHUB + "tag/" + tagreturn tag, body.strip(), html_urlreturn None, None, Noneexcept Exception as e:return None, f"????: {e}", Nonedef gen_sign(secret):timestamp = str(round(time.time() * 1000))string_to_sign = f'{timestamp}\n{secret}'hmac_code = hmac.new(secret.encode(), string_to_sign.encode(), hashlib.sha256).digest()sign = urllib.parse.quote_plus(base64.b64encode(hmac_code))return timestamp, signdef send_to_dingtalk(title, content, link):headers = {"Content-Type": "application/json"}message = {"msgtype": "markdown","markdown": {"title": title,"text": f"{title}\n\n{content}\n\n[查看详情]({link})"}}url = webhookif secret:timestamp, sign = gen_sign(secret)url += f"&timestamp={timestamp}&sign={sign}"resp = requests.post(url, headers=headers, data=json.dumps(message))if resp.status_code != 200:print(f"发送失败: {resp.status_code}, {resp.text}")else:print("✅ 已发送钉钉通知")if __name__ == "__main__":version, note, url = get_latest_mandatory_release()localversion = get_local_geth_version(rpc_url="http://127.0.0.1:8545")if version and note:if version in localversion:send_to_dingtalk(title=f"ETH 最新升级版本 {version}",content="本地版本和最新强更版本一致，无需迭代",link=url)else:send_to_dingtalk(title=f"ETH 发布最新升级版本 {version}",content=note[:500],  # 钉钉限制最大消息体link=url)else:print("未发现最新升级版本或请求失败")

编写定时任务

59 23 * * 1 /usr/bin/python3 /root/geth_update.py

没有最新版本的消息文本

有最新版本的消息