91 lines
3.1 KiB
Bash
91 lines
3.1 KiB
Bash
#!/bin/bash
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set -euo pipefail
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echo "=== 通用 Linux 初始化脚本（阿里云版） ==="
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# 获取系统信息
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DISTRO_ID=$(grep ^ID= /etc/os-release | cut -d= -f2 | tr -d '"')
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DISTRO_NAME=$(grep ^PRETTY_NAME= /etc/os-release | cut -d= -f2 | tr -d '"')
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CODENAME=$(lsb_release -cs 2>/dev/null || echo "")
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echo "检测到系统: $DISTRO_NAME"
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# 设置 DNS
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set_dns() {
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echo "配置 DNS 到 114.114.114.114 和 223.5.5.5..."
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echo -e "nameserver 114.114.114.114\nnameserver 223.5.5.5" > /etc/resolv.conf || true
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}
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# 设置时区和同步时间
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set_timezone() {
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echo "设置时区为 Asia/Shanghai..."
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ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime || true
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if command -v timedatectl >/dev/null 2>&1; then
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timedatectl set-timezone Asia/Shanghai || true
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timedatectl set-ntp true || true
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else
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echo "timedatectl 不可用，尝试使用 ntpdate..."
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(apt install -y ntpdate || yum install -y ntpdate || dnf install -y ntpdate) >/dev/null 2>&1 || true
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ntpdate ntp.aliyun.com || true
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fi
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}
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# 设置软件源
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set_mirrors() {
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echo "更换软件源为阿里云镜像..."
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case "$DISTRO_ID" in
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ubuntu)
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cat > /etc/apt/sources.list <<EOF
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deb http://mirrors.aliyun.com/ubuntu/ ${CODENAME} main restricted universe multiverse
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deb http://mirrors.aliyun.com/ubuntu/ ${CODENAME}-updates main restricted universe multiverse
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deb http://mirrors.aliyun.com/ubuntu/ ${CODENAME}-backports main restricted universe multiverse
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deb http://mirrors.aliyun.com/ubuntu/ ${CODENAME}-security main restricted universe multiverse
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EOF
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apt update -y || true
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;;
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debian|raspbian)
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cat > /etc/apt/sources.list <<EOF
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deb http://mirrors.aliyun.com/${DISTRO_ID}/ ${CODENAME} main contrib non-free non-free-firmware
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deb http://mirrors.aliyun.com/${DISTRO_ID}/ ${CODENAME}-updates main contrib non-free non-free-firmware
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deb http://mirrors.aliyun.com/${DISTRO_ID}/ ${CODENAME}-backports main contrib non-free non-free-firmware
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deb http://mirrors.aliyun.com/${DISTRO_ID}-security ${CODENAME}-security main contrib non-free non-free-firmware
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EOF
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apt update -y || true
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;;
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centos|rhel|almalinux|rocky)
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echo "配置 RHEL 系列阿里云镜像..."
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if [ -f /etc/yum.repos.d/CentOS-Base.repo ]; then
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sed -i.bak -e 's|^mirrorlist=|#mirrorlist=|g' \
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-e 's|^#baseurl=http://mirror.centos.org|baseurl=http://mirrors.aliyun.com|g' \
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/etc/yum.repos.d/CentOS-Base.repo
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fi
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yum makecache || true
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;;
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fedora)
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echo "配置 Fedora 阿里云镜像..."
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sed -i.bak -e 's|^metalink=|#metalink=|g' \
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-e 's|^#baseurl=https://download.example/pub|baseurl=http://mirrors.aliyun.com/fedora|g' \
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/etc/yum.repos.d/fedora*.repo
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dnf makecache || true
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;;
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*)
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echo "不支持的系统类型：$DISTRO_ID，跳过换源"
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;;
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esac
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}
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# 主执行函数
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main() {
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set_mirrors
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set_dns
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set_timezone
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echo "✅ 初始化完成。"
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}
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main
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