forked from yindun/ansible-devops
更新 scripts/system_optimize.sh
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@ -25,30 +25,30 @@ log_warning() {
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# 安装系统常用工具
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install_sysadmin_tools() {
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log_info "[1]-安装系统常用工具包..."
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log_info "[01]-安装系统常用工具包"
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apt update &>/dev/null;
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apt install net-tools ipmitool lrzsz iotop iftop zip unzip jq build-essential util-linux-extra -y &>/dev/null;
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log_info "[1]-常用工具包安装完成!"
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log_info "[01]-常用工具包安装已完成!"
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}
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# 禁用apt的定期更新
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disable_apt_periodic_updates() {
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log_info "[2]-禁用Apt的定期更新..."
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log_info "[02]-禁用 Apt 定期更新功能"
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# 修改10periodic配置文件，将所有的1改为0，禁用自动更新检查
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sed -i 's/1/0/g' /etc/apt/apt.conf.d/10periodic &>/dev/null;
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# 修改20auto-upgrades配置文件，将所有的1改为0，禁用自动升级
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sed -i 's/1/0/g' /etc/apt/apt.conf.d/20auto-upgrades &>/dev/null;
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log_info "[2]-Apt定期更新已禁用!"
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log_info "[02]-Apt 定期更新功能已禁用!"
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}
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# 设置系统时区为上海
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set_timezone_to_shanghai() {
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log_info "[3]-设置系统时区为上海..."
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log_info "[03]-设置系统时区为上海时区"
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# 使用timedatectl命令设置系统时区为Asia/Shanghai
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timedatectl set-timezone Asia/Shanghai
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log_info "[3]-系统时区已设置为上海"
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log_info "[03]-系统时区已设为上海时区"
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}
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@ -56,17 +56,17 @@ set_timezone_to_shanghai() {
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# 同步硬件时钟和系统时钟
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synchronize_hardware_clock() {
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log_info "[4]-同步系统硬件时钟..."
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log_info "[04]-执行系统内核锁定操作中"
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# 使用hwclock命令将系统时间同步到硬件时钟
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hwclock --systohc
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log_info "[4]-系统硬件时钟已同步！"
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log_info "[04]-系统内核锁定操作已完成！"
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}
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#关闭休眠
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off_sleep(){
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log_info "[5]-关闭系统休眠..."
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log_info "[05]-执行关闭系统休眠操作中"
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systemctl mask sleep.target suspend.target hibernate.target hybrid-sleep.target &>> /tmp/2.log
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log_info "[5]-系统休眠已关闭！"
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log_info "[05]-系统休眠功能已关闭完成！"
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}
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@ -82,7 +82,7 @@ off_sleep(){
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#锁定版本号
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lock_current_kernel(){
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log_info "[6]-锁定系统内核..."
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log_info "[06]-执行系统内核锁定操作中"
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# 自动锁定当前运行的内核版本
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CURRENT_KERNEL=$(uname -r)
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GRUB_FILE="/etc/default/grub"
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@ -93,9 +93,9 @@ lock_current_kernel(){
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cp -f "$GRUB_FILE" "${GRUB_FILE}.bak"
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sed -i '/GRUB_DEFAULT=/c\GRUB_DEFAULT="Advanced options for Ubuntu>Ubuntu, with Linux '${CURRENT_KERNEL}'"' "$GRUB_FILE"
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update-grub &>/dev/null
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log_info "[6]-系统内核已锁定！"
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log_info "[06]-系统内核锁定操作已完成"
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else
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log_info "[6]-系统内核已锁定！"
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log_info "[06]-系系统内核锁定操作已完成"
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fi
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}
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@ -104,20 +104,20 @@ lock_current_kernel(){
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# 自动扩展根逻辑卷至最大可用空间
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extend_root_volume() {
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log_info "[7]-根分区扩容..."
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log_info "[07]-执行根分区扩容操作进行中"
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local root_lv=$(df / | tail -1 | awk '{print $1}')
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# 检查是否为LVM逻辑卷
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if ! echo "$root_lv" | grep -q '/dev/mapper/'; then
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echo "[7]-错误：当前根分区不是LVM逻辑卷" >&2
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echo "[07]-错误：当前根分区不是LVM逻辑卷" >&2
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return 1
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fi
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# 扩展逻辑卷并调整文件系统
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#log_info "扩展逻辑卷: $root_lv"
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if lvresize --extents +100%FREE --resizefs "$root_lv" &>/dev/null; then
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root_lvsize=$(df -h / | awk 'NR==2 {print "磁盘磁盘根分区大小:",$2}')
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log_info "[7]-根分区扩容成功!"
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log_info "[07]-根分区扩容操作已成功"
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else
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log_info "[7]-逻辑卷扩展失败!"
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log_info "[07]]-根分区扩容操作失败"
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return 1
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fi
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}
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@ -126,7 +126,7 @@ extend_root_volume() {
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# 禁止显卡驱动
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disable_nouveau_driver() {
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log_info "[8]-禁止nouveau显卡驱动..."
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log_info "[08]-禁止 nouveau 显卡驱动进行中"
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# 创建blacklist-nouveau.conf文件，添加禁止nouveau驱动的配置
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cat > /etc/modprobe.d/blacklist-nouveau.conf << EOF
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@ -145,12 +145,12 @@ EOF
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# 更新initramfs，使驱动禁用配置生效
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update-initramfs -u &> /dev/null
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log_info "[8]-nouveau显卡驱动已被禁止"
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log_info "[08]-nouveau 显卡驱动已被禁止"
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}
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# 更改GRUB配置并更新
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update_grub_configuration() {
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log_info "[9]-配置GRUB网络接口命名..."
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log_info "[09]-配置 GRUB 网络接口命名中"
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# 检查GRUB配置中是否已存在所需的网络接口命名设置
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if ! grep -q 'GRUB_CMDLINE_LINUX_DEFAULT="net.ifnames=1 biosdevname=0"' /etc/default/grub; then
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@ -162,9 +162,9 @@ update_grub_configuration() {
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# 再次检查配置是否已成功添加
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if grep -q 'GRUB_CMDLINE_LINUX_DEFAULT="net.ifnames=1 biosdevname=0"' /etc/default/grub; then
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log_info "[9]-配置GRUB网络接口命名已完成!"
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log_info "[09]-GRUB 网络接口命名已配置"
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else
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log_error "[9]-配置GRUB网络接口命名失败!"
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log_error "[09]-GRUB 网络接口命名配置失败"
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exit 1
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fi
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@ -175,20 +175,20 @@ update_grub_configuration() {
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#修改主机名
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rename_hostname(){
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log_info "[9]-修改主机名称..."
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log_info "[09]-执行修改主机名称操作中"
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IP=$(ip addr | awk '/^[0-9]+: / {}; /inet.*global/ {print gensub(/(.*)\/(.*)/, "\\1", "g", $2)}' | grep `ip route | grep default | awk '{print $3}' | awk -F. '{print $1"."$2}' | head -1` | head -1 | sed 's/\./-/g')
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hostnamectl set-hostname ${IP}
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log_info "[9]-主机名已修改！"
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log_info "[09]-主机名称修改操作已完成"
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}
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#清理历史命令
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clear_history(){
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log_info "[10]-开始历史命令..."
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log_info "[10]-执行清理历史命令操作中"
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> ~/.bash_history
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history -c
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log_info "[10]-历史命令已清理!"
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log_info "[10]-历史命令清理操作已完成"
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}
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