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scripts/setup-consul-persistent-storage.sh

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+#!/bin/bash
+
+# Consul 持久化存储配置脚本
+# 需要在每个 Nomad 节点上运行
+
+set -e
+
+echo "=== Consul 持久化存储配置 ==="
+
+# 1. 创建数据目录
+CONSUL_DATA_DIR="/opt/consul/data"
+echo "创建 Consul 数据目录: $CONSUL_DATA_DIR"
+sudo mkdir -p $CONSUL_DATA_DIR
+sudo chown -R nomad:nomad $CONSUL_DATA_DIR
+sudo chmod 755 $CONSUL_DATA_DIR
+
+# 2. 检查 Nomad 客户端配置
+NOMAD_CONFIG="/etc/nomad.d/nomad.hcl"
+echo "检查 Nomad 配置文件: $NOMAD_CONFIG"
+
+# 3. 添加 host volume 配置
+if ! grep -q "consul-data" $NOMAD_CONFIG; then
+    echo "添加 consul-data host volume 配置到 Nomad"
+    
+    # 备份原配置
+    sudo cp $NOMAD_CONFIG $NOMAD_CONFIG.backup.$(date +%Y%m%d_%H%M%S)
+    
+    # 添加 host volume 配置
+    sudo tee -a $NOMAD_CONFIG << 'EOF'
+
+# Consul 持久化存储
+client {
+  host_volume "consul-data" {
+    path      = "/opt/consul/data"
+    read_only = false
+  }
+}
+EOF
+    
+    echo "✅ 已添加 consul-data host volume 配置"
+else
+    echo "✅ consul-data host volume 配置已存在"
+fi
+
+# 4. 重启 Nomad 客户端
+echo "重启 Nomad 客户端以应用配置..."
+sudo systemctl restart nomad
+sleep 5
+
+# 5. 验证配置
+echo "验证 Nomad 客户端状态..."
+sudo systemctl status nomad --no-pager -l
+
+echo ""
+echo "=== 配置完成 ==="
+echo "数据目录: $CONSUL_DATA_DIR"
+echo "权限: $(ls -ld $CONSUL_DATA_DIR)"
+echo ""
+echo "下一步："
+echo "1. 在所有节点 (ch4, ash3c, warden) 运行此脚本"
+echo "2. 停止当前 Consul job: nomad job stop consul-cluster-nomad"
+echo "3. 部署新的持久化配置: nomad job run consul-cluster-persistent.nomad"