107 lines
3.5 KiB
Bash
Executable File
107 lines
3.5 KiB
Bash
Executable File
#!/bin/bash
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# postinst - 安装后加载内核模块
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set -e
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# 当脚本由 dpkg 触发时，$DPKG_MAIN_TSN_PACKAGE 通常可用
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# 如果为空，则回退到通过文件名解析
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PACKAGE_NAME="${DPKG_MAIN_TSN_PACKAGE}"
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if [ -z "$PACKAGE_NAME" ]; then
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SCRIPT_NAME=$(basename "$0")
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PACKAGE_NAME=$(echo "$SCRIPT_NAME" | sed 's/\.postinst$//' | sed 's/\.prerm$//')
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fi
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# 从 dpkg 数据库获取版本
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if [ -n "$PACKAGE_NAME" ]; then
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PACKAGE_VERSION=$(dpkg-query -W -f='${Version}' "$PACKAGE_NAME" 2>/dev/null)
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# 去掉 Debian 修订号（-1, -2, -ubuntu1 等）
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PACKAGE_VERSION=$(echo "$PACKAGE_VERSION" | sed 's/-.*$//')
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fi
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DKMS_SRC_DIR="/usr/src/${PACKAGE_NAME}-${PACKAGE_VERSION}"
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# 从预期的源码释放路径去解析驱动名称
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MAKEFILE_PATH="${DKMS_SRC_DIR}/Makefile"
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MODULE_NAME=""
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case "$1" in
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configure)
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echo "正在配置 ${PACKAGE_NAME} 软件包..."
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# 创建 DKMS 源码目录
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echo "创建 DKMS 源码目录: ${DKMS_SRC_DIR}"
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mkdir -p "${DKMS_SRC_DIR}"
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# 复制源码文件到 DKMS 目录
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SOURCE_DIR="/usr/share/${PACKAGE_NAME}/source"
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if [ -d "${SOURCE_DIR}" ]; then
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echo "从 ${SOURCE_DIR} 复制源码到 DKMS 目录..."
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cp -rf "${SOURCE_DIR}"/* "${DKMS_SRC_DIR}/"
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fi
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# 确保 dkms.conf 存在
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if [ ! -f "${DKMS_SRC_DIR}/dkms.conf" ]; then
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echo "错误: DKMS 配置文件不存在: ${DKMS_SRC_DIR}/dkms.conf" >&2
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exit 1
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fi
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# 动态解析驱动模块名称
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if [ -f "${MAKEFILE_PATH}" ]; then
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MODULE_NAME=$(sed -n -E 's/^DRIVER_NAME[[:space:]]*:?=[[:space:]]*([^[:space:]]+).*/\1/p' "${MAKEFILE_PATH}" | head -1 | sed 's/\.ko$//')
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fi
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# 如果 Makefile 里没解析出来，降级使用包名作为模块名
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if [ -z "$MODULE_NAME" ]; then
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MODULE_NAME="${PACKAGE_NAME}"
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fi
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echo "解析到的驱动模块名称: ${MODULE_NAME}"
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# 设置正确的权限
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# chmod -R 644 "${DKMS_SRC_DIR}"
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# 添加到 DKMS
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echo "添加 ${PACKAGE_NAME} 到 DKMS..."
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if ! dkms status -m "${PACKAGE_NAME}" -v "${PACKAGE_VERSION}" | grep -q "added"; then
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dkms add -m "${PACKAGE_NAME}" -v "${PACKAGE_VERSION}"
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fi
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# 编译模块
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echo "编译内核模块..."
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dkms build -m "${PACKAGE_NAME}" -v "${PACKAGE_VERSION}"
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# 安装模块
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echo "安装内核模块..."
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dkms install -m "${PACKAGE_NAME}" -v "${PACKAGE_VERSION}"
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# 更新模块依赖
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echo "更新模块依赖..."
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depmod -a
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# 加载模块
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echo "加载内核模块: ${MODULE_NAME}"
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if modprobe "${MODULE_NAME}" 2>/dev/null; then
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echo "模块 ${MODULE_NAME} 加载成功"
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else
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echo "错误: 模块 ${MODULE_NAME} 加载失败" >&2
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exit 1
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fi
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# 设置模块开机自动加载
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if [ ! -f "/etc/modules-load.d/${PACKAGE_NAME}.conf" ]; then
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echo "配置模块开机自动加载..."
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echo "${MODULE_NAME}" > "/etc/modules-load.d/${PACKAGE_NAME}.conf"
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fi
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echo "${PACKAGE_NAME} 安装完成"
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;;
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abort-upgrade|abort-remove|abort-deconfigure)
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echo "安装过程被中断，不做配置"
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;;
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*)
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echo "postinst 被调用时参数: $1" >&2
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;;
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esac
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exit 0 |