feat: 添加一键安装脚本

backend/install.sh

@@ -0,0 +1,103 @@
+#!/bin/bash
+# KVM Manager 一键安装脚本
+set -e
+
+# 颜色定义
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+echo -e "${GREEN}======================================"
+echo -e "    KVM Manager 一键安装脚本"
+echo -e "======================================${NC}\n"
+
+# 检测是否为 root
+if [[ $EUID -ne 0 ]]; then
+   echo -e "${RED}[错误] 请使用 root 用户运行此脚本${NC}"
+   echo -e "${YELLOW}提示: sudo bash $0${NC}"
+   exit 1
+fi
+
+# 检测操作系统
+if [[ -f /etc/debian_version ]]; then
+    echo -e "${GREEN}[检测] Debian/Ubuntu 系统${NC}"
+    PKG_MANAGER="apt-get"
+elif [[ -f /etc/redhat-release ]]; then
+    echo -e "${GREEN}[检测] RedHat/CentOS 系统${NC}"
+    PKG_MANAGER="yum"
+elif [[ -f /etc/arch-release ]]; then
+    echo -e "${GREEN}[检测] Arch Linux 系统${NC}"
+    PKG_MANAGER="pacman"
+else
+    echo -e "${RED}[错误] 不支持的操作系统${NC}"
+    exit 1
+fi
+
+# 获取脚本所在目录
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+BACKEND_DIR="$SCRIPT_DIR"
+
+echo -e "${YELLOW}[1/4] 安装系统依赖...${NC}"
+if [[ "$PKG_MANAGER" == "apt-get" ]]; then
+    apt-get update
+    apt-get install -y libvirt-dev pkg-config python3-dev python3-venv
+elif [[ "$PKG_MANAGER" == "yum" ]]; then
+    yum install -y libvirt-devel pkg-config python3-devel python3-pip
+elif [[ "$PKG_MANAGER" == "pacman" ]]; then
+    pacman -Sy --noconfirm libvirt python python-pip
+fi
+
+# 检查 libvirtd 是否运行
+echo -e "${YELLOW}[2/4] 检查 libvirtd 服务...${NC}"
+if systemctl is-active --quiet libvirtd; then
+    echo -e "${GREEN}    ✓ libvirtd 运行中${NC}"
+else
+    echo -e "${YELLOW}    启动 libvirtd...${NC}"
+    systemctl start libvirtd
+    systemctl enable libvirtd
+fi
+
+# 创建/重建虚拟环境
+echo -e "${YELLOW}[3/4] 配置 Python 虚拟环境...${NC}"
+cd "$BACKEND_DIR"
+
+if [[ -d "venv" ]]; then
+    echo -e "    删除旧 venv..."
+    rm -rf venv
+fi
+
+python3 -m venv venv
+source venv/bin/activate
+
+# 升级 pip
+echo -e "    升级 pip..."
+pip install --upgrade pip
+
+# 安装 Python 依赖
+echo -e "    安装 Python 依赖..."
+pip install -r requirements.txt
+
+# 验证 libvirt 模块
+echo -e "${YELLOW}[4/4] 验证安装...${NC}"
+python -c "
+import libvirt
+print(f'    ✓ libvirt 模块加载成功, 版本: {libvirt.getVersion() // 1000000}')
+" || {
+    echo -e "${RED}[错误] libvirt 模块验证失败${NC}"
+    exit 1
+}
+
+echo ""
+echo -e "${GREEN}======================================"
+echo -e "    安装完成!"
+echo -e "======================================${NC}"
+echo ""
+echo -e "${YELLOW}启动服务:${NC}"
+echo -e "    cd $BACKEND_DIR"
+echo -e "    source venv/bin/activate"
+echo -e "    python -m uvicorn app.main:app --host 0.0.0.0 --port 8004"
+echo ""
+echo -e "${YELLOW}或使用后台运行:${NC}"
+echo -e "    nohup python -m uvicorn app.main:app --host 0.0.0.0 --port 8004 > app.log 2>&1 &"
+echo ""