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Github Hosts Optimizer

该 Skill 提供 Python 脚本，在 Linux 服务器上检测 GitHub CDN 可达性、通过 DNS 查询选取 IP 并写入 /etc/hosts，写入前自动备份，并附带回滚脚本；需以 sudo 与 python3 运行，目标是缓解 GitHub 连接超时与速率限制。

guanqi0914
guanqi0914
热度 16.02
最近更新 2026-03-24 11:02:00
分类：自动化依赖：代码执行 / 读写文件应用场景：自动化脚本 / DevOps / 工作流

安装技能

复制下面的话术发给你的 Agent，它会通过 secure-skills 检索并安装该技能。

执行命令安装此 skill： npx secure-skills-cli add github-hosts
Metadata
name
GitHub Hosts Optimizer
description
Optimize server access to GitHub via /etc/hosts. Auto-detect CDN IP failures, discover new IPs via DNS, update hosts with backup. Fixes GitHub rate limits and connection timeouts.
metadata
{"openclaw":{"tags":["github","hosts","network","linux","optimization"]}}
version
1.1.1

GitHub Hosts Optimizer

Fix GitHub timeout and rate limits via /etc/hosts optimization.

One-Line Run

sudo python3 scripts/update_hosts.py

How It Works

  1. Test GitHub CDN reachability
  2. Find fastest IP via DNS lookup
  3. Append to /etc/hosts
  4. Auto-backup before each change

Commands

# Run optimization
sudo python3 scripts/update_hosts.py

# Force refresh
sudo python3 scripts/update_hosts.py --force

# Check status
grep github.com /etc/hosts