73 lines
2.0 KiB
Bash
73 lines
2.0 KiB
Bash
#!/bin/bash
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set -e
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# ============================================================
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# 🧩 setup-k3s-agent.sh
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# Version: v1.0.0
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# Last Updated: 2025-03-14
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# Description: 一键安装 k3s agent 节点，支持国内/国际网络智能识别
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# ============================================================
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print_usage() {
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echo "Usage:"
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echo " $0 <SERVER_NODE_IP> <K3S_TOKEN>"
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exit 1
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}
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is_in_china() {
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local cn_score=0
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local global_score=0
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echo "🌐 检测网络环境中..."
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ping -c 1 -W 1 www.baidu.com &>/dev/null && ((cn_score++))
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ping -c 1 -W 1 www.aliyun.com &>/dev/null && ((cn_score++))
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ping -c 1 -W 1 www.163.com &>/dev/null && ((cn_score++))
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ping -c 1 -W 1 www.cloudflare.com &>/dev/null && ((global_score++))
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ping -c 1 -W 1 www.wikipedia.org &>/dev/null && ((global_score++))
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ping -c 1 -W 1 www.google.com &>/dev/null && ((global_score++))
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echo "📶 Ping 评分: CN=$cn_score, GLOBAL=$global_score"
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if [[ $cn_score -ge $global_score ]]; then
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return 0
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else
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return 1
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fi
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}
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install_k3s_agent() {
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local SERVER_NODE_IP=$1
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local K3S_TOKEN=$2
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[[ -z "$SERVER_NODE_IP" || -z "$K3S_TOKEN" ]] && print_usage
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local NODE_IP
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NODE_IP=$(hostname -I | awk '{print $1}')
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local INSTALL_K3S_EXEC="agent --server=https://${SERVER_NODE_IP}:6443 --node-ip=${NODE_IP} --token=${K3S_TOKEN}"
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echo "🔧 Agent 节点参数:"
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echo " SERVER_NODE_IP=${SERVER_NODE_IP}"
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echo " NODE_IP=${NODE_IP}"
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echo " K3S_TOKEN=<hidden>"
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if is_in_china; then
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echo "🌏 检测到中国大陆网络，使用国内加速源"
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export INSTALL_K3S_MIRROR=cn
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INSTALL_K3S_URL="https://rancher-mirror.rancher.cn/k3s/k3s-install.sh"
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else
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echo "🌍 检测到国际网络，使用默认安装源"
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INSTALL_K3S_URL="https://get.k3s.io"
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fi
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curl -sfL "$INSTALL_K3S_URL" -o install_k3s.sh && chmod +x install_k3s.sh
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INSTALL_K3S_EXEC="$INSTALL_K3S_EXEC" ./install_k3s.sh
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echo "✅ K3s Agent 安装完成"
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}
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# === 主流程入口 ===
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install_k3s_agent "$1" "$2"
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