Files
Linux/1.sh
mini2024 5e31dd42d5 新增系统维护脚本,完善系统初始化和升级工具集
- 为 1.sh 添加系统配置、Docker 安装、SSH 密钥和别名配置功能
- 新增 alpine/upgrade.sh 用于 Alpine Linux 系统更新和维护
- 新增 debian/upgrade.sh 用于 Debian 系统更新和维护
2025-03-11 22:36:32 +08:00

102 lines
3.5 KiB
Bash

#!/usr/bin/env bash
#
# ...
#
# 使用方法:
# URL="https://git.1-h.cc/Scripts/Linux/raw/branch/main/1.sh"; curl -fsSL "$URL" | bash || wget -q -O - "$URL" | bash
set -e # 遇到错误即退出
trap 'echo "Error on line $LINENO"' ERR
print_green() { echo -e "\033[32m\033[01m$1$2\033[0m"; }
# 先检查是 Debian 还是 Alpine
if [ -f /etc/debian_version ]; then
SYSTEM_TYPE="debian"
echo "检测到 Debian 系统"
elif [ -f /etc/alpine-release ]; then
SYSTEM_TYPE="alpine"
echo "检测到 Alpine 系统"
else
echo "不支持的系统类型"
exit 1
fi
sysctl_config() {
print_green "###################"
print_green "##### sysctl ######"
print_green "###################"
SYSCTL_SETTINGS=(
"net.core.rmem_max=16777216"
"net.core.wmem_max=16777216"
"net.core.default_qdisc=fq_codel"
"net.ipv4.tcp_congestion_control=bbr"
"net.ipv4.tcp_slow_start_after_idle=0"
"net.ipv4.tcp_notsent_lowat=16384"
# "net.ipv4.tcp_notsent_lowat=131072"
)
for SETTING in "${SYSCTL_SETTINGS[@]}"; do # 遍历数组
KEY=$(echo "$SETTING" | cut -d '=' -f 1) # 截取=左边的字符串
sed -i "/^$KEY *= *[0-9]*/d" /etc/sysctl.conf # 删除已有的配置
echo "$SETTING" >>/etc/sysctl.conf # 追加新的配置
# echo "已添加系统配置: $SETTING" # 输出提示信息
done # 循环结束
sysctl -p
}
install_docker() {
print_green "###################"
print_green "##### docker ######"
print_green "###################"
if [ -x "$(command -v docker)" ]; then
echo "Docker 已安装"
else
echo "Docker 未安装,正在安装中..."
curl -fsSL https://get.docker.com/ | sh
fi
}
modify_authorized_keys() {
print_green "###################"
print_green "# authorized_keys #"
print_green "###################"
echo "正在修改 authorized_keys"
mkdir -p /root/.ssh/
AUTHORIZED_KEY="ssh-rsa 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 yanhao@yanhaodeMacBook-Pro.local"
echo $AUTHORIZED_KEY >/root/.ssh/authorized_keys
chmod 600 /root/.ssh/authorized_keys
# wget -q -O /tmp/sshd_config https://script.yanhao.ren/downloads/sshd_config
# mv /tmp/sshd_config /etc/ssh/sshd_config
# service sshd restart
}
bash_aliases() {
print_green "###################"
print_green "## bash_aliases ###"
print_green "###################"
rm -f /root/.bash_aliases
# 确保 .bashrc 包含别名加载代码
touch /root/.bash_aliases
grep -q "/root/.bash_aliases" /root/.bashrc || echo '
if [ -f /root/.bash_aliases ]; then
. ~/.bash_aliases
fi' >>/root/.bashrc
cat <<'EOF' >/root/.bash_aliases
alias maddy='docker exec -it maddy maddy'
alias l='ls -l'
alias ll='ls -alF'
alias telnet='docker run --quiet --rm --network host --entrypoint telnet busybox:latest'
alias dstats='docker stats --no-stream'
alias dup='docker compose up --remove-orphans'
alias dps='docker ps --format "table {{.Names}}\t{{.Status}}\t{{.Size}}"'
EOF
print_yellow "别名配置已完成,请执行 source /root/.bashrc 使配置生效"
}
modify_authorized_keys
bash_aliases
install_docker
sysctl_config