a725f0f933
- Complete expansion guide for 2/4/6 node scenarios - Quick join scripts for worker and master nodes - Health check and diagnostic scripts - Quick reference card for common operations
114 lines
2.8 KiB
Bash
Executable File
114 lines
2.8 KiB
Bash
Executable File
#!/bin/bash
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#
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# 快速配置脚本生成器
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# 为新节点生成定制化的加入脚本
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#
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# 颜色输出
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m'
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echo -e "${GREEN}================================${NC}"
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echo -e "${GREEN}K3s 节点加入脚本生成器${NC}"
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echo -e "${GREEN}================================${NC}"
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echo ""
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# 获取当前配置
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MASTER_IP="134.195.210.237"
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NODE_TOKEN="K109d35a131f48b4d40b162398a828b766d60735f29dd7b4a37b030c1d1c0e26b23::server:72e04c3a9e3e762cbdefffc96f348a2d"
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echo -e "${YELLOW}当前 Master 节点信息:${NC}"
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echo "IP: $MASTER_IP"
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echo "Token: ${NODE_TOKEN:0:20}..."
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echo ""
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# 选择节点类型
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echo "请选择要加入的节点类型:"
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echo "1) Worker 节点 (推荐用于 2 节点方案)"
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echo "2) Master 节点 (用于 HA 高可用方案)"
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echo ""
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read -p "请输入选项 (1 或 2): " NODE_TYPE
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if [ "$NODE_TYPE" == "1" ]; then
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SCRIPT_NAME="join-worker-custom.sh"
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echo ""
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echo -e "${GREEN}生成 Worker 节点加入脚本...${NC}"
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cat > $SCRIPT_NAME << 'EOFWORKER'
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#!/bin/bash
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set -e
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# 配置信息
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MASTER_IP="134.195.210.237"
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NODE_TOKEN="K109d35a131f48b4d40b162398a828b766d60735f29dd7b4a37b030c1d1c0e26b23::server:72e04c3a9e3e762cbdefffc96f348a2d"
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echo "开始加入 Worker 节点..."
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# 系统准备
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swapoff -a
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sed -i '/ swap / s/^/#/' /etc/fstab
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apt-get update -qq
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apt-get install -y curl open-iscsi nfs-common
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systemctl enable --now iscsid
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# 安装 k3s agent
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curl -sfL https://get.k3s.io | K3S_URL=https://${MASTER_IP}:6443 \
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K3S_TOKEN=${NODE_TOKEN} sh -
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echo "Worker 节点加入完成！"
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echo "在 Master 节点执行: kubectl get nodes"
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EOFWORKER
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chmod +x $SCRIPT_NAME
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elif [ "$NODE_TYPE" == "2" ]; then
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SCRIPT_NAME="join-master-custom.sh"
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echo ""
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read -p "请输入负载均衡器 IP: " LB_IP
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echo -e "${GREEN}生成 Master 节点加入脚本...${NC}"
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cat > $SCRIPT_NAME << EOFMASTER
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#!/bin/bash
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set -e
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# 配置信息
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FIRST_MASTER_IP="134.195.210.237"
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LB_IP="$LB_IP"
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NODE_TOKEN="K109d35a131f48b4d40b162398a828b766d60735f29dd7b4a37b030c1d1c0e26b23::server:72e04c3a9e3e762cbdefffc96f348a2d"
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echo "开始加入 Master 节点 (HA 模式)..."
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# 系统准备
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swapoff -a
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sed -i '/ swap / s/^/#/' /etc/fstab
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apt-get update -qq
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apt-get install -y curl open-iscsi nfs-common
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systemctl enable --now iscsid
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# 安装 k3s server
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curl -sfL https://get.k3s.io | sh -s - server \\
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--server https://\${FIRST_MASTER_IP}:6443 \\
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--token \${NODE_TOKEN} \\
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--tls-san=\${LB_IP} \\
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--write-kubeconfig-mode 644
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echo "Master 节点加入完成！"
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echo "在任意 Master 节点执行: kubectl get nodes"
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EOFMASTER
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chmod +x $SCRIPT_NAME
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else
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echo "无效的选项"
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exit 1
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fi
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echo ""
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echo -e "${GREEN}✓ 脚本已生成: $SCRIPT_NAME${NC}"
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echo ""
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echo "使用方法:"
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echo "1. 将脚本复制到新节点"
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echo "2. 在新节点上执行: sudo bash $SCRIPT_NAME"
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echo ""
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