This commit is contained in:
2025-10-09 09:43:34 +08:00
parent e6141689c1
commit 5d1a4d04f2
4 changed files with 179 additions and 59 deletions

38
mcp/data/id_rsa.txt Normal file
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-----BEGIN OPENSSH PRIVATE KEY-----
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-----END OPENSSH PRIVATE KEY-----

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mcp/server.py Normal file
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# server.py
import asyncio
import asyncssh # 用于 SSH 连接的库
from mcp.server.fastmcp import FastMCP, Context
# --- 预设的服务器连接信息 ---
# 警告:在生产环境中,不要将密钥和密码硬编码在代码里。
# 最好使用环境变量、配置文件或专门的密钥管理服务。
REMOTE_HOST = '202.121.182.208' # 替换为你的服务器地址
REMOTE_USER = 'koko125' # 替换为你的用户名
PRIVATE_KEY_PATH = 'data/id_rsa.txt' # 替换为你的私钥文件路径
# 创建一个 MCP 服务器实例
mcp = FastMCP("远程服务器工具")
@mcp.tool()
async def execute_remote_command(command: str, ctx: Context) -> str:
"""
在远程服务器上执行一个shell命令并返回其输出。
Args:
command: 要在远程服务器上执行的命令字符串。
"""
await ctx.info(f"准备在 {REMOTE_HOST} 上执行命令: '{command}'")
try:
# 建立 SSH 连接
async with asyncssh.connect(REMOTE_HOST, username=REMOTE_USER, client_keys=[PRIVATE_KEY_PATH]) as conn:
# 执行命令
result = await conn.run(command, check=True)
# 成功执行,返回标准输出
output = result.stdout.strip()
await ctx.info(f"命令成功执行,返回输出。")
await ctx.debug(f"输出内容: {output}")
return output
except asyncssh.ProcessError as e:
# 命令执行出错(例如,命令本身返回了非零退出码)
error_message = f"命令执行失败: {e.stderr.strip()}"
await ctx.error(error_message)
return error_message
except Exception as e:
# 其他连接错误等
error_message = f"发生未知错误: {str(e)}"
await ctx.error(error_message)
return error_message
# 这部分使得你可以直接运行 `python server.py`
if __name__ == "__main__":
# mcp.run() # 这是默认的 stdio 模式
mcp.run(transport="streamable-http") # 改为 streamable-http 模式