#!/usr/bin/env python3
"""
Alpine glibc 纯离线自动安装工具
"""
import os
import subprocess
import sys

def run_cmd(cmd):
    try:
        result = subprocess.run(cmd, shell=True, capture_output=True, text=True, timeout=30)
        return result.returncode == 0
    except:
        return False

def main():
    # 检查权限
    if os.geteuid() != 0:
        print("[✗] 需要 root 权限")
        sys.exit(1)

    # 检查是否已安装
    if os.path.exists("/usr/glibc-compat/lib/libc.so.6"):
        print("[✓] glibc 已安装")
        sys.exit(0)

    # 检查本地文件
    apk_file = "./glibc-2.35-r1.apk"
    if not os.path.exists(apk_file):
        print(f"[✗] 找不到 {apk_file}")
        sys.exit(1)

    print("[*] 开始离线安装...")

    # 创建密钥目录
    os.makedirs("/etc/apk/keys", exist_ok=True)

    # 纯离线安装命令（按优先级排序）
    commands = [
        f"apk add --allow-untrusted --no-network {apk_file}",
        f"apk add --allow-untrusted --force-non-repository {apk_file}",
        f"apk add --allow-untrusted {apk_file}"
    ]

    # 依次尝试安装
    for cmd in commands:
        if run_cmd(cmd):
            print("[✓] glibc 安装成功")
            sys.exit(0)

    print("[✗] 安装失败")
    sys.exit(1)

if __name__ == "__main__":
    main()