humanus.cpp/tool/shell.h

136 lines
4.7 KiB
C++

#ifndef HUMANUS_TOOL_BASH_H
#define HUMANUS_TOOL_BASH_H
#include "base.h"
#include "../mcp/include/mcp_stdio_client.h"
#include "../toml.hpp"
#include "../config.h"
#include <filesystem>
namespace humanus {
// A tool for executing shell commands using MCP shell server
struct Shell : BaseTool {
inline static const std::string name_ = "shell";
inline static const std::string description_ = "Execute a shell command in the terminal.";
inline static const json parameters_ = json::parse(R"json({
"type": "object",
"properties": {
"command": {
"type": "string",
"description": "Command to execute. Available commands:\n- ls: List directory contents\n- cat: Concatenate and display file contents\n- pwd: Show current working directory\n- df: Show disk usage\n- echo: Display text\n- ps: Show process status\n- free: Show memory usage\n- uptime: Show system uptime\n- date: Show system date and time\n- grep: Search text patterns in files\n- w: Show who is logged on and what they are doing\n- whois: Query WHOIS domain registration information\n- find: Search for files in a directory hierarchy\n- netstat: Network connection information\n- lspci: List PCI devices\n- lsusb: List USB devices\n- dig: DNS lookup utility\n- nslookup: Query DNS records\n- ip: Show / manipulate routing, network devices, interfaces and tunnels\n- whereis: Locate the binary, source, and manual page files for a command",
"enum": [
"ls",
"cat",
"pwd",
"df",
"echo",
"ps",
"free",
"uptime",
"date",
"grep",
"w",
"whois",
"find",
"netstat",
"lspci",
"lsusb",
"dig",
"nslookup",
"ip",
"whereis"
],
},
"args": {
"type": "array",
"description": "Additional arguments to pass to the command"
},
"timeout": {
"type": "number",
"description": "Execution timeout in ms"
}
},
"required": ["command"]
})json");
std::unique_ptr<mcp::stdio_client> _client;
bool _initialized = false;
MCPToolConfig _config;
std::string last_request_id_;
Shell() : BaseTool(name_, description_, parameters_) {
}
~Shell() {
// 确保客户端正确关闭
if (_client && _client->is_running()) {
try {
if (!last_request_id_.empty()) {
_client->send_notification("notifications/cancelled", {
{"requestId", last_request_id_},
{"reason", "Client shutdown"}
});
}
} catch (...) {
// 忽略关闭时的错误
}
}
}
// 初始化客户端连接
bool initialize() {
if (_initialized) return true;
bool success = _client->initialize("humanus", "1.0.0");
if (success) {
_initialized = true;
}
return success;
}
ToolResult execute(const json& args) override {
try {
// 确保客户端已初始化
if (!_client) {
return ToolError("Failed to initialize shell client");
}
// 处理命令参数
std::string command;
if (args.contains("command")) {
if (args["command"].is_string()) {
command = args["command"].get<std::string>();
} else {
return ToolError("Invalid command format");
}
} else {
return ToolError("Command is required");
}
json tool_args = args;
tool_args.erase("command");
// 调用shell工具
json result = _client->call_tool("shell_" + command, tool_args);
bool is_error = result.value("isError", false);
// 根据是否有错误返回不同的ToolResult
if (is_error) {
return ToolError(result.value("content", json::array()));
} else {
return ToolResult(result.value("content", json::array()));
}
} catch (const std::exception& e) {
return ToolError("Error executing shell command: " + std::string(e.what()));
}
}
};
}
#endif // HUMANUS_TOOL_BASH_H