121 lines
3.8 KiB
Bash
121 lines
3.8 KiB
Bash
#!/bin/bash
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#-------------------------------------------------------------------------------------------------------------
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# curl -fsSL https://Git.1-H.CC/Scripts/Linux/raw/branch/2026/devcontainer/apt-install-with-cache.sh | sudo bash -s -- git vim curl
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#-------------------------------------------------------------------------------------------------------------
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# =================配置区域=================
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# 自定义缓存目录
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CACHE_DIR=${APT_CACHE_DIR:-"/vscode/apt-cache"}
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# 自动更新间隔 (秒)，默认 24 小时
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UPDATE_INTERVAL=${APT_UPDATE_INTERVAL:-86400}
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# =========================================
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START_TIME=$(date +%s)
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trap 'echo "⏱️ 总耗时: $(($(date +%s) - $START_TIME))秒"' EXIT
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# 确定是否需要 sudo
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SUDO=""
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if [ "$EUID" -ne 0 ]; then
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SUDO="sudo"
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fi
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# 检查是否有参数传入
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if [ $# -eq 0 ]; then
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echo "用法: $0 <package1> <package2> ..."
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exit 1
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fi
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PACKAGES="$@"
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# 创建临时日志文件
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LOG_FILE=$(mktemp)
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$SUDO chmod 666 "$LOG_FILE"
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# env >> "$LOG_FILE"
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echo "----------------------------------------"
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echo "📦 缓存目录: $CACHE_DIR"
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echo "📝 日志文件: $LOG_FILE"
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echo "🎯 目标软件包: $PACKAGES"
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echo "----------------------------------------"
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# 1. 准备缓存目录结构
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# apt 需要在 archive 目录下有一个 partial 子目录，否则会报错
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if [ ! -d "$CACHE_DIR/partial" ]; then
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echo "Creating cache directory..."
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$SUDO mkdir -p "$CACHE_DIR/partial"
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fi
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# 检查上次更新时间
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LAST_UPDATE_FILE="/var/lib/apt/periodic/update-success-stamp"
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NOW=$(date +%s)
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SHOULD_UPDATE=true
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if [ -f "$LAST_UPDATE_FILE" ]; then
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LAST_UPDATE=$(stat -c %Y "$LAST_UPDATE_FILE" 2>/dev/null || stat -f %m "$LAST_UPDATE_FILE" 2>/dev/null)
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if [ $((NOW - LAST_UPDATE)) -lt $UPDATE_INTERVAL ]; then
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echo "⏩ 软件源在 $(( (NOW - LAST_UPDATE) / 60 )) 分钟前已更新，跳过 update..."
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SHOULD_UPDATE=false
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fi
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fi
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if [ "$SHOULD_UPDATE" = true ]; then
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echo "🔄 更新软件源..."
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# 自动更新源
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$SUDO apt-get update >> "$LOG_FILE" 2>&1
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if [ $? -ne 0 ]; then
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echo "❌ 更新失败，详细日志："
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cat "$LOG_FILE"
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exit 1
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fi
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fi
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# 2. 第一步：只下载，不安装 (Download Only)
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# -o Dir::Cache::archives="$CACHE_DIR" 告诉 apt 把包下载到我们指定的目录
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# --download-only 告诉 apt 只下载依赖包，不要解压安装
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echo "⬇️ 正在检查并下载依赖..."
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$SUDO env DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends -y --download-only \
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-o Dir::Cache::archives="$CACHE_DIR" \
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$PACKAGES >> "$LOG_FILE" 2>&1
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if [ $? -ne 0 ]; then
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echo "❌ 下载依赖失败，详细日志："
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cat "$LOG_FILE"
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exit 1
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fi
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# 检查缓存命中情况
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if grep -q "Need to get 0 B" "$LOG_FILE"; then
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echo "♻️ 缓存命中：无需下载"
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elif grep -q "Need to get" "$LOG_FILE"; then
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# 尝试提取下载大小，格式通常为 "Need to get XX MB of archives."
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DOWNLOAD_INFO=$(grep "Need to get" "$LOG_FILE")
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echo "⬇️ 缓存未命中：$DOWNLOAD_INFO"
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else
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echo "ℹ️ 无需下载（可能已安装）"
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fi
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echo "✅ 依赖下载/缓存完成。"
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# 3. 第二步：安装 (Install)
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# 再次运行 install，指向同一个缓存目录。
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# apt 会检测到目录里已经有对应的 .deb 文件（且哈希值匹配），就会直接使用缓存，跳过下载。
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echo "🚀 开始安装..."
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# 尝试使用 eatmydata 加速安装 (如果可用)
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APT_CMD="apt-get"
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if command -v eatmydata >/dev/null 2>&1; then
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APT_CMD="eatmydata apt-get"
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echo "⚡️ 启用 eatmydata 加速"
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fi
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$SUDO env DEBIAN_FRONTEND=noninteractive $APT_CMD install --no-install-recommends -y \
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-o Dir::Cache::archives="$CACHE_DIR" \
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$PACKAGES >> "$LOG_FILE" 2>&1
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if [ $? -eq 0 ]; then
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echo "🎉 安装成功！"
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else
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echo "❌ 安装失败，详细日志："
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cat "$LOG_FILE"
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exit 1
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fi |