106 lines
3.7 KiB
Bash
106 lines
3.7 KiB
Bash
#!/usr/bin/env bash
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#
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# ...
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#
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# 使用方法:
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# URL="https://git.1-h.cc/Scripts/Linux/raw/branch/main/1.sh"; curl -fsSL "$URL" | bash || wget -q -O - "$URL" | bash
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set -e # 遇到错误即退出
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trap 'echo "Error on line $LINENO"' ERR
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print_red() { echo -e "\033[31m\033[01m$1$2\033[0m"; }
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print_green() { echo -e "\033[32m\033[01m$1$2\033[0m"; }
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print_yellow() { echo -e "\033[33m\033[01m$1$2\033[0m"; }
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# 先检查是 Debian 还是 Alpine
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if [ -f /etc/debian_version ]; then
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SYSTEM_TYPE="debian"
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echo "检测到 Debian 系统"
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elif [ -f /etc/alpine-release ]; then
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SYSTEM_TYPE="alpine"
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echo "检测到 Alpine 系统"
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else
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echo "不支持的系统类型"
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exit 1
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fi
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sysctl_config() {
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print_green "###################"
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print_green "##### sysctl ######"
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print_green "###################"
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SYSCTL_SETTINGS=(
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"net.core.rmem_max=16777216"
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"net.core.wmem_max=16777216"
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"net.core.default_qdisc=fq_codel"
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"net.ipv4.tcp_congestion_control=bbr"
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"net.ipv4.tcp_slow_start_after_idle=0"
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"net.ipv4.tcp_notsent_lowat=16384"
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# "net.ipv4.tcp_notsent_lowat=131072"
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)
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for SETTING in "${SYSCTL_SETTINGS[@]}"; do # 遍历数组
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KEY=$(echo "$SETTING" | cut -d '=' -f 1) # 截取=左边的字符串
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sed -i "/^$KEY *= *[0-9]*/d" /etc/sysctl.conf # 删除已有的配置
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echo "$SETTING" >>/etc/sysctl.conf # 追加新的配置
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# echo "已添加系统配置: $SETTING" # 输出提示信息
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done # 循环结束
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sysctl -p
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}
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install_docker() {
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print_green "###################"
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print_green "##### docker ######"
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print_green "###################"
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if [ -x "$(command -v docker)" ]; then
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echo "Docker 已安装"
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else
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echo "Docker 未安装，正在安装中..."
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curl -fsSL https://get.docker.com/ | sh
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fi
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}
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modify_authorized_keys() {
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print_green "###################"
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print_green "# authorized_keys #"
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print_green "###################"
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echo "正在修改 authorized_keys"
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mkdir -p /root/.ssh/
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AUTHORIZED_KEY="ssh-rsa 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 yanhao@yanhaodeMacBook-Pro.local"
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echo $AUTHORIZED_KEY >/root/.ssh/authorized_keys
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chmod 600 /root/.ssh/authorized_keys
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# wget -q -O /tmp/sshd_config https://script.yanhao.ren/downloads/sshd_config
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# mv /tmp/sshd_config /etc/ssh/sshd_config
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# service sshd restart
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}
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bash_aliases() {
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print_green "###################"
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print_green "## bash_aliases ###"
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print_green "###################"
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rm -f /root/.bash_aliases
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# 确保 .bashrc 包含别名加载代码
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touch /root/.bash_aliases
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grep -q "/root/.bash_aliases" /root/.bashrc || echo '
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if [ -f /root/.bash_aliases ]; then
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. ~/.bash_aliases
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fi' >>/root/.bashrc
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cat <<'EOF' >/root/.bash_aliases
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alias maddy='docker exec -it maddy maddy'
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alias l='ls -l'
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alias ll='ls -alF'
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alias telnet='docker run --quiet --rm --network host --entrypoint telnet busybox:latest'
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alias dstats='docker stats --no-stream'
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alias dup='docker compose up --remove-orphans'
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alias dps='docker ps --format "table {{.Names}}\t{{.Status}}\t{{.Size}}"'
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EOF
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print_yellow "别名配置已完成"
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print_yellow "请执行以下命令使配置生效:"
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print_yellow "source /root/.bashrc"
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}
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modify_authorized_keys
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bash_aliases
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install_docker
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sysctl_config
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