{
  "meta": {
    "version": "2.0",
    "title": "Linux 运维工程师成长路径",
    "author": "PMClaw",
    "updated": "2026-03-06",
    "description": "从新手到高手，系统学习 Linux 运维技能"
  },
  "levels": [
    {
      "id": "level_1_intro",
      "title": "🌱 Level 1: 入门篇 - 熟悉终端",
      "description": "掌握最基本的 5 个命令，快速上手 Linux 终端",
      "challenges": [
        {
          "id": "pwd_1",
          "title": "我在哪？",
          "desc": "使用 <code>pwd</code> 命令查看你当前所在的目录",
          "hint": "直接输入 pwd 回车",
          "success_test": "output.strip() == '/'",
          "solution": ["pwd"],
          "success_msg": "🎉 恭喜你！你学会了第一个 Linux 命令！"
        },
        {
          "id": "ls_1",
          "title": "看看周围",
          "desc": "使用 <code>ls</code> 命令列出 <code>/sandbox</code> 下的所有子目录和文件",
          "hint": "输入 ls /sandbox",
          "success_test": "'users' in output and 'projects' in output",
          "solution": ["ls /sandbox", "ls /"],
          "success_msg": "👀 很好！你能看到周围的文件了"
        },
        {
          "id": "cd_1",
          "title": "进入用户区",
          "desc": "使用 <code>cd</code> 命令进入 /users 目录",
          "hint": "先 cd 进去，再用 pwd 确认",
          "success_test": "cwd == '/users'",
          "solution": ["cd /users"],
          "success_msg": "🚶 移动成功！你学会了在目录间穿梭"
        },
        {
          "id": "cat_1",
          "title": "读取文件",
          "desc": "使用 <code>cat</code> 命令读取 /users/alice.txt 的内容",
          "hint": "cat /users/alice.txt",
          "success_test": "'Alice' in output and 'Linux' in output",
          "solution": ["cat /users/alice.txt"],
          "success_msg": "📖 阅读成功！文件内容已掌握"
        },
        {
          "id": "echo_1",
          "title": "输出文字",
          "desc": "使用 <code>echo</code> 命令输出 'Hello Linux'",
          "hint": "echo Hello Linux",
          "success_test": "'Hello Linux' in output",
          "solution": ["echo Hello Linux"],
          "success_msg": "📢 声音洪亮！echo 命令已掌握"
        }
      ]
    },
    {
      "id": "level_2_file",
      "title": "📁 Level 2: 文件操作 - 管理文件系统",
      "description": "学习创建、删除、复制、移动文件和目录",
      "challenges": [
        {
          "id": "mkdir_1",
          "title": "创建目录",
          "desc": "在 /tmp 下创建一个名为 'mydir' 的目录",
          "hint": "mkdir /tmp/mydir",
          "success_test": "exists('/tmp/mydir')",
          "solution": ["mkdir /tmp/mydir"],
          "success_msg": "📂 目录创建成功！"
        },
        {
          "id": "touch_1",
          "title": "创建文件",
          "desc": "在 /tmp/mydir 下创建一个名为 'test.txt' 的空文件",
          "hint": "touch /tmp/mydir/test.txt",
          "success_test": "exists('/tmp/mydir/test.txt')",
          "solution": ["touch /tmp/mydir/test.txt"],
          "success_msg": "📄 文件创建成功！"
        },
        {
          "id": "cp_1",
          "title": "复制文件",
          "desc": "将 /users/alice.txt 复制到 /tmp/mydir/",
          "hint": "cp /users/alice.txt /tmp/mydir/",
          "success_test": "exists('/tmp/mydir/alice.txt')",
          "solution": ["cp /users/alice.txt /tmp/mydir/"],
          "success_msg": "📋 复制成功！文件已备份"
        },
        {
          "id": "mv_1",
          "title": "移动文件",
          "desc": "将 /tmp/mydir/alice.txt 重命名为 bob.txt",
          "hint": "mv /tmp/mydir/alice.txt /tmp/mydir/bob.txt",
          "success_test": "exists('/tmp/mydir/bob.txt') and not exists('/tmp/mydir/alice.txt')",
          "solution": ["mv /tmp/mydir/alice.txt /tmp/mydir/bob.txt"],
          "success_msg": "🚚 移动成功！文件已改名"
        },
        {
          "id": "rm_1",
          "title": "删除文件",
          "desc": "删除 /tmp/mydir/test.txt 文件",
          "hint": "rm /tmp/mydir/test.txt",
          "success_test": "not exists('/tmp/mydir/test.txt')",
          "solution": ["rm /tmp/mydir/test.txt"],
          "success_msg": "🗑️ 删除成功！文件已清理"
        },
        {
          "id": "chmod_1",
          "title": "修改权限",
          "desc": "给 /tmp/mydir/bob.txt 添加可执行权限",
          "hint": "chmod +x /tmp/mydir/bob.txt",
          "success_test": "is_executable('/tmp/mydir/bob.txt')",
          "solution": ["chmod +x /tmp/mydir/bob.txt"],
          "success_msg": "🔐 权限修改成功！"
        }
      ]
    },
    {
      "id": "level_3_text",
      "title": "🔍 Level 3: 文本处理 - 数据分析师",
      "description": "掌握 grep、sed、awk 等强大的文本处理工具",
      "challenges": [
        {
          "id": "grep_1",
          "title": "搜索文本",
          "desc": "在 /var/log/syslog 中搜索包含 'error' 的行",
          "hint": "grep error /var/log/syslog",
          "success_test": "'error' in output.lower()",
          "solution": ["grep error /var/log/syslog", "grep -i error /var/log/syslog"],
          "success_msg": "🎯 搜索成功！找到了错误日志"
        },
        {
          "id": "head_1",
          "title": "查看开头",
          "desc": "查看 /var/log/syslog 的前 5 行",
          "hint": "head -n 5 /var/log/syslog",
          "success_test": "len(output.split('\\n')) >= 5",
          "solution": ["head -5 /var/log/syslog", "head -n 5 /var/log/syslog"],
          "success_msg": "👀 看到了开头！"
        },
        {
          "id": "tail_1",
          "title": "查看结尾",
          "desc": "查看 /var/log/syslog 的最后 3 行",
          "hint": "tail -n 3 /var/log/syslog",
          "success_test": "len(output.split('\\n')) >= 3",
          "solution": ["tail -3 /var/log/syslog", "tail -n 3 /var/log/syslog"],
          "success_msg": "🔚 看到了结尾！"
        },
        {
          "id": "wc_1",
          "title": "统计行数",
          "desc": "统计 /var/log/syslog 有多少行",
          "hint": "wc -l /var/log/syslog",
          "success_test": "output.strip().isdigit() or ' ' in output",
          "solution": ["wc -l /var/log/syslog"],
          "success_msg": "🔢 统计完成！"
        },
        {
          "id": "find_1",
          "title": "查找文件",
          "desc": "在 /sandbox 下查找所有 .txt 文件",
          "hint": "find /sandbox -name '*.txt'",
          "success_test": "'.txt' in output",
          "solution": ["find /sandbox -name '*.txt'"],
          "success_msg": "🔍 查找成功！"
        }
      ]
    },
    {
      "id": "level_4_system",
      "title": "⚙️ Level 4: 系统管理 - 运维工程师",
      "description": "学习进程管理、磁盘监控、系统服务控制",
      "challenges": [
        {
          "id": "ps_1",
          "title": "查看进程",
          "desc": "查看当前运行的所有进程",
          "hint": "ps aux",
          "success_test": "'PID' in output and 'COMMAND' in output",
          "solution": ["ps aux", "ps -ef"],
          "success_msg": "👥 进程列表已显示！"
        },
        {
          "id": "df_1",
          "title": "磁盘空间",
          "desc": "查看磁盘使用情况",
          "hint": "df -h",
          "success_test": "'Filesystem' in output and 'Size' in output",
          "solution": ["df -h"],
          "success_msg": "💾 磁盘信息已获取！"
        },
        {
          "id": "du_1",
          "title": "目录大小",
          "desc": "查看 /sandbox 目录的总大小",
          "hint": "du -sh /sandbox",
          "success_test": "'sandbox' in output or 'M' in output or 'K' in output",
          "solution": ["du -sh /sandbox"],
          "success_msg": "📊 大小统计完成！"
        },
        {
          "id": "free_1",
          "title": "内存使用",
          "desc": "查看内存使用情况",
          "hint": "free -h",
          "success_test": "'Mem' in output and 'total' in output.lower()",
          "solution": ["free -h"],
          "success_msg": "🧠 内存信息已获取！"
        },
        {
          "id": "uptime_1",
          "title": "系统运行时间",
          "desc": "查看系统已运行多久",
          "hint": "uptime",
          "success_test": "'load average' in output.lower() or 'day' in output or 'up' in output.lower()",
          "solution": ["uptime"],
          "success_msg": "⏱️ 运行时间已显示！"
        }
      ]
    },
    {
      "id": "level_5_network",
      "title": "🌐 Level 5: 网络运维 - 网络管理员",
      "description": "掌握网络诊断、连接监控、服务配置",
      "challenges": [
        {
          "id": "ping_1",
          "title": "测试连通性",
          "desc": "ping 127.0.0.1 测试本地网络",
          "hint": "ping -c 3 127.0.0.1",
          "success_test": "'127.0.0.1' in output or 'bytes' in output or 'icmp' in output.lower()",
          "solution": ["ping -c 3 127.0.0.1"],
          "success_msg": "📡 网络连通！"
        },
        {
          "id": "netstat_1",
          "title": "查看端口",
          "desc": "查看所有监听的端口",
          "hint": "netstat -tlnp",
          "success_test": "'LISTEN' in output or 'tcp' in output.lower()",
          "solution": ["netstat -tlnp", "ss -tlnp"],
          "success_msg": "🔌 端口列表已显示！"
        },
        {
          "id": "curl_1",
          "title": "HTTP 请求",
          "desc": "使用 curl 访问 http://localhost:8080",
          "hint": "curl http://localhost:8080",
          "success_test": "'html' in output.lower() or 'http' in output.lower() or len(output) > 10",
          "solution": ["curl http://localhost:8080", "curl -I http://localhost:8080"],
          "success_msg": "🌐 HTTP 请求成功！"
        },
        {
          "id": "ifconfig_1",
          "title": "查看网卡",
          "desc": "查看网络接口配置",
          "hint": "ifconfig 或 ip addr",
          "success_test": "'inet' in output or 'eth0' in output or 'lo' in output",
          "solution": ["ifconfig", "ip addr"],
          "success_msg": "🎴 网卡信息已获取！"
        }
      ]
    },
    {
      "id": "level_6_advanced",
      "title": "🚀 Level 6: 高级运维 - 架构师",
      "description": "Shell 脚本、日志分析、性能优化",
      "challenges": [
        {
          "id": "pipe_1",
          "title": "管道操作",
          "desc": "使用管道 | 将 ps aux 的输出传给 grep 搜索 ssh",
          "hint": "ps aux | grep ssh",
          "success_test": "'|' in cmd and ('ssh' in output or 'grep' in output)",
          "solution": ["ps aux | grep ssh"],
          "success_msg": "🔀 管道操作成功！"
        },
        {
          "id": "redirect_1",
          "title": "重定向输出",
          "desc": "将 echo 'test' 的输出重定向到 /tmp/test.txt",
          "hint": "echo 'test' > /tmp/test.txt",
          "success_test": "'>' in cmd and exists('/tmp/test.txt')",
          "solution": ["echo 'test' > /tmp/test.txt"],
          "success_msg": "📤 重定向成功！"
        },
        {
          "id": "tar_1",
          "title": "压缩文件",
          "desc": "将 /sandbox 目录打包压缩为 /tmp/sandbox.tar.gz",
          "hint": "tar -czf /tmp/sandbox.tar.gz /sandbox",
          "success_test": "exists('/tmp/sandbox.tar.gz')",
          "solution": ["tar -czf /tmp/sandbox.tar.gz /sandbox"],
          "success_msg": "📦 压缩成功！"
        },
        {
          "id": "cron_1",
          "title": "定时任务",
          "desc": "查看当前用户的定时任务",
          "hint": "crontab -l",
          "success_test": "'crontab' in cmd",
          "solution": ["crontab -l"],
          "success_msg": "⏰ 定时任务已查看！"
        }
      ]
    }
  ]
}