fix: update shell

This commit is contained in:
chaos-zhu
2026-03-15 20:42:36 +08:00
parent 66052b61ba
commit a959f075dc
2 changed files with 122 additions and 5 deletions
+32 -5
View File
@@ -2,6 +2,8 @@
set -euo pipefail
TTY_DEVICE="/dev/tty"
if [ "${EUID:-$(id -u)}" -ne 0 ]; then
echo "请使用 root 身份运行此脚本"
exit 1
@@ -25,6 +27,31 @@ need_cmd() {
command -v "$1" >/dev/null 2>&1
}
has_tty() {
[ -r "$TTY_DEVICE" ] && [ -w "$TTY_DEVICE" ]
}
read_from_tty() {
local __var_name="$1"
local __prompt="$2"
local __silent="${3:-false}"
local __input
if has_tty; then
if [ "$__silent" = "true" ]; then
read -r -s -p "$__prompt" __input < "$TTY_DEVICE"
printf '\n' > "$TTY_DEVICE"
else
read -r -p "$__prompt" __input < "$TTY_DEVICE"
fi
else
warn "当前没有可交互终端,无法读取用户输入"
return 1
fi
printf -v "$__var_name" '%s' "$__input"
}
install_basic_tools() {
if need_cmd apt-get; then
apt-get update -y
@@ -51,13 +78,14 @@ download_reinstall_script() {
}
confirm_reinstall() {
local answer
echo "--------------------------------"
echo "该脚本仅封装 bin456789/reinstall 项目。"
echo "重装会清空目标硬盘数据,存在失联风险。"
echo "请提前备份重要数据,并确认可以接受自动重启。"
echo "如果误操作,可在重启前执行: bash reinstall.sh reset"
echo "--------------------------------"
read -r -p "确认继续吗?(Y/N): " answer
read_from_tty answer "确认继续吗?(Y/N): "
case "$answer" in
[Yy]) ;;
*)
@@ -72,8 +100,7 @@ read_password_args() {
local user_label="$2"
local pass
echo "默认用户名: $user_label"
read -r -s -p "$prompt" pass
echo
read_from_tty pass "$prompt" true
if [ -n "$pass" ]; then
PASSWORD_ARGS=(--password "$pass")
else
@@ -139,7 +166,7 @@ main() {
confirm_reinstall
show_menu
read -r -p "请选择功能: " choice
read_from_tty choice "请选择功能: "
case "$choice" in
1)
@@ -237,7 +264,7 @@ main() {
;;
51)
read -r -p "请输入 Raw/VHD 镜像链接: " img_url
read_from_tty img_url "请输入 Raw/VHD 镜像链接: "
if [ -z "$img_url" ]; then
echo "镜像链接不能为空"
exit 1
+90
View File
@@ -0,0 +1,90 @@
#!/usr/bin/env bash
#Blog:https://www.moerats.com/
Green="\033[32m"
Font="\033[0m"
Red="\033[31m"
#root权限
root_need(){
if [[ $EUID -ne 0 ]]; then
echo -e "${Red}Error:This script must be run as root!${Font}"
exit 1
fi
}
#检测ovz
ovz_no(){
if [[ -d "/proc/vz" ]]; then
echo -e "${Red}Your VPS is based on OpenVZ,not supported!${Font}"
exit 1
fi
}
add_swap(){
echo -e "${Green}请输入需要添加的swap,建议为内存的2倍!${Font}"
read -p "请输入swap数值(MB):" swapsize
#检查是否存在swapfile
grep -q "swapfile" /etc/fstab
#如果不存在将为其创建swap
if [ $? -ne 0 ]; then
echo -e "${Green}swapfile未发现,正在为其创建swapfile${Font}"
fallocate -l ${swapsize}M /swapfile
chmod 600 /swapfile
mkswap /swapfile
swapon /swapfile
echo '/swapfile none swap defaults 0 0' >> /etc/fstab
echo -e "${Green}swap创建成功,并查看信息:${Font}"
cat /proc/swaps
cat /proc/meminfo | grep Swap
else
echo -e "${Red}swapfile已存在,swap设置失败,请先运行脚本删除swap后重新设置!${Font}"
fi
}
del_swap(){
#检查是否存在swapfile
grep -q "swapfile" /etc/fstab
#如果存在就将其移除
if [ $? -eq 0 ]; then
echo -e "${Green}swapfile已发现,正在将其移除...${Font}"
sed -i '/swapfile/d' /etc/fstab
echo "3" > /proc/sys/vm/drop_caches
swapoff -a
rm -f /swapfile
echo -e "${Green}swap已删除!${Font}"
else
echo -e "${Red}swapfile未发现,swap删除失败!${Font}"
fi
}
#开始菜单
main(){
root_need
ovz_no
clear
echo -e "———————————————————————————————————————"
echo -e "${Green}Linux VPS一键添加/删除swap脚本${Font}"
echo -e "${Green}1、添加swap${Font}"
echo -e "${Green}2、删除swap${Font}"
echo -e "———————————————————————————————————————"
read -p "请输入数字 [1-2]:" num
case "$num" in
1)
add_swap
;;
2)
del_swap
;;
*)
clear
echo -e "${Green}请输入正确数字 [1-2]${Font}"
sleep 2s
main
;;
esac
}
main