Merge pull request 'MCP-setup' (#16) from MCP-setup into main
Reviewed-on: meulilivio/AISE1_Project#16
This commit is contained in:
commit
06c5c49092
@ -70,6 +70,7 @@ async def dispatch_tool(tool_name: str, arguments: dict) -> str:
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return f"DONE: {summary}"
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try:
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print(f"Trying to call tool '{tool_name}' with arguments: {arguments}")
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print(f"Trying to call tool '{tool_name}' in dispatch_tool through MCPToolAdapter...")
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result = await adapter.call_tool(tool_name, arguments)
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@ -11,7 +11,6 @@ class MCPToolAdapter:
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def __init__(self, config_path: str = "mcp_server_config.json"):
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self.config_path = config_path
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self.servers: Dict[str, Dict] = {}
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#self.exit_stack: Dict[str, Any] = {}
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self.tool_registry: List[Dict[str, Any]] = []
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def _load_config(self) -> Dict[str, Any]:
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@ -57,10 +56,8 @@ class MCPToolAdapter:
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await session.initialize()
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print(f"Session initialized for {server_name}. Requesting tools...")
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result = await session.list_tools()
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print(f"Tools received from {server_name}: {result}")
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tools = result.tools
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print(f"Tools received from {server_name}: {result}")
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#tools = getattr(result, 'tools', [])
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print(f"Tools received from {server_name}: {len(tools)} Tools")
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for tool in tools:
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t_params = tool.inputSchema.get("properties", {})
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@ -84,9 +81,6 @@ class MCPToolAdapter:
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})
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print(f"Registered tool '{tool.name}' from {server_name}.")
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print(f"Session for {server_name} ready. {len(tools)} tools found.")
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except Exception as e:
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print(f"Failed to initialize {server_name}: {e}")
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@ -1,114 +0,0 @@
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import asyncio
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import json
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# import os
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import numpy as np
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from typing import List, Dict, Any
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from pathlib import Path
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from sentence_transformers import SentenceTransformer # embedder
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from mcp import ClientSession, StdioServerParameters
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from mcp.client.stdio import stdio_client
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class MCPToolRAGAdapter:
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def __init__ (self, config_path: str = "mcp_server_config.json"):
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self.config_path = config_path
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self.tools = []
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self.toolnames = []
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self.embedder = SentenceTransformer('all-MiniLM-L6-v2') # for embedding tool descriptions
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self.sessions = {}
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self.exit_stack = {}
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self.tool_registry = {}
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self.tool_embeddings = None
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def _load_config(self) -> Dict[str, Any]:
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config_path = Path(__file__).parent / self.config_path
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if not config_path.exists():
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return {}
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try:
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with open(self.config_path, 'r') as f:
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return json.load(f)
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except json.JSONDecodeError as e:
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print(f"Error decoding JSON config: {e}")
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return {}
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async def initialize_all_sessions(self):
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"""Initialize all MCP sessions defined in the config file and index their tools."""
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config = self._load_config()
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for server_name, params in config.items():
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print(f"initializing session for {server_name} with params: {params}")
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server_params = StdioServerParameters(
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commanf=params["command"],
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args=params.get("args", []),
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# env=params.get("env", {}),
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)
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# Verbindung aufbauen (Kontext-Manager manuell handhaben für Langzeit-Sessions)
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transport_gen = stdio_client(server_params)
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read, write = await transport_gen.__aenter__()
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session = ClientSession(read, write)
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await session.__aenter__()
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await session.initialize()
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self.sessions[server_name] = session
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self.exit_stack[server_name] = (transport_gen, session) # Zum späteren sauberen Schließen speichern
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print(f"Session for {server_name} initialized successfully.")
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# call tools and index thme
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result = await session.list_tools()
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tools = result.get("tools", [])
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for tool in tools:
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self.tool_registry.append({
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"server": server_name,
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"tool_name": tool["name"],
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"definition": tool,
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"search_text": f"{tool['name']}: {tool.get('description', '')}",
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})
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self.tool_names.append(tool["name"])
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# embeddings for all tools in this session
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if self.tool_registry:
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texts = [t["search_text"] for t in self.tool_registry]
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self.tool_embeddings = self.embedder.encode(texts)
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print(f"Indexing completed. {len(texts)} tools ready.")
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def get_relevant_tools(self, query: str, top_k: int = 5) -> List[Dict[str, Any]]:
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"""Given a user query, return the most relevant tools based on semantic similarity."""
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if not self.tool_embeddings or not self.tool_registry:
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print("No tools indexed yet.")
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return []
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query_embedding = self.embedder.encode([query])
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similarities = np.dot(self.tool_embeddings, query_embedding.T).flatten()
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top_indices = np.argsort(similarities)[-top_k:][::-1]
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relevant_tools = [self.tool_registry[i] for i in top_indices]
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return relevant_tools
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async def call_tool(self, tool_name: str, arguments: Dict):
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""" Finds the right server for the tool and calls it with the provided arguments. """
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for item in self.tool_registry:
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if item["definition"].name == tool_name:
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server_name = item["server"]
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session = self.sessions.get(server_name)
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if session:
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try:
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result = await session.call_tool(tool_name, arguments)
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return result
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except Exception as e:
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print(f"Error calling tool {tool_name} on server {server_name}: {e}")
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return f"Error calling tool: {e}"
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return f"Tool '{tool_name}' not found in registry."
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async def shutdown_all_sessions(self):
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"""Gracefully shutdown all MCP sessions."""
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for server_name, (transport_gen, session) in self.exit_stack.items():
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try:
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await session.__aexit__(None, None, None)
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await transport_gen.__aexit__(None, None, None)
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print(f"Session for {server_name} shut down successfully.")
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except Exception as e:
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print(f"Error shutting down session for {server_name}: {e}")
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@ -1,35 +1,15 @@
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import ast
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from datetime import datetime
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import subprocess
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import sys
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import io
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from pyflakes.api import check
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from pyflakes.reporter import Reporter
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from pyflakes.api import check # For linting Code
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from pyflakes.reporter import Reporter # For linting Code
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from mcp.server.fastmcp import FastMCP
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from pathlib import Path
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import venv
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import shutil
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# ── Sandbox venv ────────────────────────────────────────────────────────────
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SERVER_BASE_DIR = Path(__file__).parent.resolve()
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SANDBOX_DIR = SERVER_BASE_DIR / ".mcp_sandbox"
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WORKSPACE_DIR = SERVER_BASE_DIR.parent.parent.parent.parent / "workspace"
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def get_sandbox_paths():
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"""Bestimmt die Executables innerhalb der Venv ohne os-Modul."""
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if not SANDBOX_DIR.exists():
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venv.create(SANDBOX_DIR, with_pip=True)
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bin_folder = "Scripts" if Path("C:/").exists() else "bin" # Einfacher Check für Windows
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python_exe = SANDBOX_DIR / bin_folder / "python"
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pip_exe = SANDBOX_DIR / bin_folder / "pip"
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return str(python_exe), str(pip_exe)
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PYTHON_EXE, PIP_EXE = get_sandbox_paths()
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# ── Configuration ────────────────────────────────────────────────────────────
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EXEC_TIMEOUT = 10 # seconds before killing the subprocess
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EXEC_TIMEOUT = 45 # seconds before killing the subprocess
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MAX_OUTPUT_LENGTH = 3000 # max characters of stdout+stderr to return
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# ── Create the MCP server ────────────────────────────────────────────────────
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@ -68,6 +48,8 @@ FORBIDDEN_SEQUENCES = ["../", "..\\", "/etc/", "/dev/",
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"C:\\Windows", "C:\\Program Files", "C:\\Users",
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"compile(", "__import__", "os.", "sys.", "subprocess."]
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ALLOWED_PACKAGES = ["pygame", "numpy", "pandas"]
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# ── Static Analysis ────────────────────────────────────────────────────
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def check_code_safety(code: str) -> str | None:
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"""
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@ -229,86 +211,8 @@ def lint_code(code: str) -> str:
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return "\n".join(report)
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@mcp.tool()
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def list_sandbox_packages() -> str:
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"""
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Lists all Python-Packages, that are installed in the Sandbox and their Version.
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Helpful to determine if packages like 'pygame', 'numpy' or similair are already available
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"""
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try:
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result = subprocess.run(
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[PIP_EXE, "list"],
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capture_output=True,
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text=True,
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timeout=10
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)
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if result.returncode != 0:
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return f"Error while listing the packages: {result.stderr}"
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if not result.stdout.strip():
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return "The Sandbox environment is empty (only Standard-Libraries are available)."
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return f"Installed Packages: {result.stdout}"
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except Exception as e:
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return f"Error trying to list packages from the Sandbox venv: {str(e)}"
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@mcp.tool()
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def install_package_into_sandbox(package_name: str) -> str:
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"""
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Install a Python package into the sandbox environment using pip.
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Args:
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package_name: The name of the package to install (e.g., "requests").
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Returns:
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A success message or an error message if installation fails.
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"""
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clean_name = "".join(e for e in package_name if e.isalnum() or e in "-_.")
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if clean_name in BLOCKED_IMPORTS:
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return f"Error: Installation of package '{clean_name}' is blocked due to security policies."
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if clean_name in BLOCKED_BUILTINS:
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return f"Error: Installation of package '{clean_name}' is blocked due to security policies."
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if not clean_name:
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return "Error: Invalid package name provided."
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try:
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result = subprocess.run(
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[PIP_EXE, "install", clean_name],
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capture_output=True,
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text=True,
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timeout=EXEC_TIMEOUT
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)
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if result.returncode == 0:
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return f"Package '{clean_name}' installed successfully in the sandbox."
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else:
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return (f"Error installing package '{clean_name}':\n"
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f"{result.stdout}\n{result.stderr}")
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except subprocess.TimeoutExpired:
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return f"Error: Package installation exceeded time limit of {EXEC_TIMEOUT} seconds and was terminated."
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except Exception as e:
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return f"Error during package installation: {e}"
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@mcp.tool()
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def reset_sandbox() -> str:
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"""Löscht die gesamte Sandbox und erstellt sie neu (Full Reset)."""
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if SANDBOX_DIR.exists():
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shutil.rmtree(SANDBOX_DIR)
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get_sandbox_paths()
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return "Sandbox wurde komplett zurückgesetzt."
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@mcp.tool()
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def run_python_code_sandboxed(code: str) -> str:
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def run_python_sandboxed(code: str) -> str:
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"""
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Run Python code in a sandboxed environment.
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@ -328,24 +232,11 @@ def run_python_code_sandboxed(code: str) -> str:
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static_safety = check_code_safety(code)
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if static_safety:
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return f"Code rejected:{static_safety}"
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run_id = datetime.now().strftime("%Y%m%d_%H%M%S")
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jail_dir = WORKSPACE_DIR / f"sandbox_run_{run_id}"
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try:
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jail_dir.mkdir(parents=True, exist_ok=True)
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custom_env = {
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"PYTHONPATH": str(WORKSPACE_DIR),
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"PATH": str(Path(PYTHON_EXE).parent),
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"HOME": str(jail_dir),
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"TMPDIR": str(jail_dir)
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}
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result = subprocess.run(
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[PYTHON_EXE, "-c", code],
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cwd=str(WORKSPACE_DIR),
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env=custom_env,
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[sys.executable, "-c", code],
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stdin=subprocess.DEVNULL,
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capture_output=True,
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text=True,
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timeout=EXEC_TIMEOUT)
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@ -364,11 +255,6 @@ def run_python_code_sandboxed(code: str) -> str:
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return f"Error: Code execution exceeded time limit of {EXEC_TIMEOUT} seconds and was terminated."
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except Exception as e:
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return f"Error during code execution: {e}"
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finally:
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if jail_dir.exists():
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shutil.rmtree(jail_dir)
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@mcp.tool()
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def python_code_validation(code: str) -> str:
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@ -393,6 +279,8 @@ def python_code_validation(code: str) -> str:
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return f"Valid Syntax, but with safety concerns: {static_analysis_result}; code execution is not allowed."
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except Exception as e:
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return f"Error during code safety analysis: {e}"
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return "Code is valid and can be executed in the sandbox"
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# ── Run the server ───────────────────────────────────────────────────────────
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@ -240,10 +240,10 @@ def render_filetree_arborist(tree):
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selected = tree_view(
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data=data,
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icons={"open": "📂", "closed": "📁"},
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height=200,
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height=400,
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selection=None,
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select_internal_nodes=True, # allow clicking folder names, not just files
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open_by_default=False
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open_by_default=True
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)
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return selected
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@ -24,3 +24,6 @@ python-dotenv>=1.0.0
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#For code editor functionality
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streamlit-ace>=0.1.0
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#Whitelisted Imports from Agent-Sandbox
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pygame
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@ -0,0 +1,278 @@
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import pytest
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from pathlib import Path
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from backend.agent.servers import mcp_server_file_search as server
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# =========================================================
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# FIXTURES
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# =========================================================
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@pytest.fixture()
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def workspace(tmp_path, monkeypatch):
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"""
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Erstellt einen isolierten Workspace für jeden Test.
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"""
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ws = tmp_path / "workspace"
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ws.mkdir()
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monkeypatch.setattr(server, "ALLOWED_DIR", ws)
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return ws
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# =========================================================
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# BASIC TESTS (1–10)
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# =========================================================
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# ---------------------------------------------------------
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# 1. _safe_path erlaubt gültige Pfade
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# ---------------------------------------------------------
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def test_safe_path_valid(workspace):
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result = server._safe_path("test.txt")
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assert result == workspace / "test.txt"
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# ---------------------------------------------------------
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# 2. _safe_path blockiert Path Traversal
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# ---------------------------------------------------------
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def test_safe_path_blocks_traversal(workspace):
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with pytest.raises(ValueError):
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server._safe_path("../secret.txt")
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|
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|
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# ---------------------------------------------------------
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# 3. list_files liefert leeren Hinweis
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# ---------------------------------------------------------
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||||
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def test_list_files_empty(workspace):
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result = server.list_files()
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assert result == "No files found in the project directory."
|
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# ---------------------------------------------------------
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# 4. list_files findet Dateien rekursiv
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# ---------------------------------------------------------
|
||||
|
||||
def test_list_files_recursive(workspace):
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src = workspace / "src"
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src.mkdir()
|
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(src / "main.py").write_text("print('hello')")
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|
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result = server.list_files()
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assert "src/main.py" in result
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||||
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# ---------------------------------------------------------
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# 5. read_file liest Datei korrekt
|
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# ---------------------------------------------------------
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||||
|
||||
def test_read_file_success(workspace):
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file = workspace / "hello.txt"
|
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file.write_text("Hello World")
|
||||
|
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result = server.read_file("hello.txt")
|
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|
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assert result == "Hello World"
|
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|
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|
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# ---------------------------------------------------------
|
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# 6. read_file erkennt fehlende Datei
|
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# ---------------------------------------------------------
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||||
|
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def test_read_file_missing(workspace):
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result = server.read_file("missing.txt")
|
||||
|
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assert "does not exist" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
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# 7. write_new_file erstellt Datei
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_write_new_file_success(workspace):
|
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result = server.write_new_file("new.txt", "content")
|
||||
|
||||
assert "OK:" in result
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||||
assert (workspace / "new.txt").exists()
|
||||
|
||||
|
||||
# ---------------------------------------------------------
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# 8. write_new_file verhindert Überschreiben
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_write_new_file_existing(workspace):
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file = workspace / "exists.txt"
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file.write_text("old")
|
||||
|
||||
result = server.write_new_file("exists.txt", "new")
|
||||
|
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assert "already exists" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 9. create_new_directory erstellt Verzeichnis
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_create_new_directory_success(workspace):
|
||||
result = server.create_new_directory("mydir")
|
||||
|
||||
assert "OK:" in result
|
||||
assert (workspace / "mydir").is_dir()
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 10. search_files findet Inhalte
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_search_files_content_match(workspace):
|
||||
file = workspace / "notes.txt"
|
||||
file.write_text("Python MCP Server")
|
||||
|
||||
result = server.search_files("mcp")
|
||||
|
||||
assert "[content]" in result
|
||||
|
||||
|
||||
# =========================================================
|
||||
# EDGE CASE TESTS (11–20)
|
||||
# =========================================================
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 11. Mehrfaches Traversal blockieren
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_safe_path_double_traversal(workspace):
|
||||
with pytest.raises(ValueError):
|
||||
server._safe_path("../../../../etc/passwd")
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 12. Symlink Escape verhindern
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_safe_path_symlink_escape(workspace):
|
||||
outside = workspace.parent / "outside"
|
||||
outside.mkdir()
|
||||
|
||||
target = outside / "evil.txt"
|
||||
target.write_text("bad")
|
||||
|
||||
link = workspace / "link"
|
||||
link.symlink_to(outside)
|
||||
|
||||
with pytest.raises(ValueError):
|
||||
server._safe_path("link/evil.txt")
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 13. Dateien ohne Extension blockieren
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_write_file_without_extension(workspace):
|
||||
result = server.write_new_file("README", "test")
|
||||
|
||||
assert "can only write" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 14. Hidden Files blockieren
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_write_hidden_file(workspace):
|
||||
result = server.write_new_file(".env", "SECRET=123")
|
||||
|
||||
assert "can only write" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 15. Binary Files korrekt behandeln
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_read_binary_file(workspace):
|
||||
binary = workspace / "data.bin"
|
||||
binary.write_bytes(b"\xFF\xFE\xFD")
|
||||
|
||||
result = server.read_file("data.bin")
|
||||
|
||||
assert "not a text file" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 16. Sehr große Zeilen durchsuchen
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_search_huge_line(workspace):
|
||||
huge_text = "A" * 1_000_000 + "needle"
|
||||
|
||||
file = workspace / "huge.txt"
|
||||
file.write_text(huge_text)
|
||||
|
||||
result = server.search_files("needle")
|
||||
|
||||
assert "[content]" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 17. Leere Dateien lesen
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_read_empty_file(workspace):
|
||||
file = workspace / "empty.txt"
|
||||
file.write_text("")
|
||||
|
||||
result = server.read_file("empty.txt")
|
||||
|
||||
assert result == ""
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 18. Sonderzeichen im Query
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_search_special_characters(workspace):
|
||||
file = workspace / "test.txt"
|
||||
file.write_text("hello [world] (test)")
|
||||
|
||||
result = server.search_files("[world]")
|
||||
|
||||
assert "[content]" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 19. Unicode-Dateinamen unterstützen
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_write_unicode_filename(workspace):
|
||||
filename = "🔥_überraschung.txt"
|
||||
|
||||
result = server.write_new_file(filename, "unicode")
|
||||
|
||||
assert "OK:" in result
|
||||
assert (workspace / filename).exists()
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 20. Tiefe Verzeichnisstrukturen
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_list_files_deep_nesting(workspace):
|
||||
current = workspace
|
||||
|
||||
for i in range(50):
|
||||
current = current / f"dir_{i}"
|
||||
current.mkdir()
|
||||
|
||||
file = current / "deep.txt"
|
||||
file.write_text("deep")
|
||||
|
||||
result = server.list_files()
|
||||
|
||||
assert "deep.txt" in result
|
||||
@ -0,0 +1,297 @@
|
||||
import pytest
|
||||
from unittest.mock import Mock, patch
|
||||
from backend.agent.servers import mcp_server_web_search as server
|
||||
|
||||
|
||||
# =========================================================
|
||||
# BASIC TESTS (1–10)
|
||||
# =========================================================
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 1. _validate_url erlaubt HTTPS
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_https():
|
||||
url = "https://example.com"
|
||||
|
||||
result = server._validate_url(url)
|
||||
|
||||
assert result == url
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 2. _validate_url erlaubt HTTP
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_http():
|
||||
url = "http://example.com"
|
||||
|
||||
result = server._validate_url(url)
|
||||
|
||||
assert result == url
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 3. _validate_url blockiert localhost
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_localhost():
|
||||
with pytest.raises(ValueError):
|
||||
server._validate_url("http://localhost/admin")
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 4. _validate_url blockiert 127.0.0.1
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_loopback():
|
||||
with pytest.raises(ValueError):
|
||||
server._validate_url("http://127.0.0.1")
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 5. _validate_url blockiert private IP
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_private_ip():
|
||||
with pytest.raises(ValueError):
|
||||
server._validate_url("http://192.168.1.10")
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 6. web_search liefert Suchergebnisse
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("ddgs.DDGS")
|
||||
def test_web_search_success(mock_ddgs):
|
||||
mock_instance = Mock()
|
||||
|
||||
mock_instance.text.return_value = [
|
||||
{
|
||||
"title": "Example",
|
||||
"href": "https://example.com",
|
||||
"body": "Example snippet"
|
||||
}
|
||||
]
|
||||
|
||||
mock_ddgs.return_value = mock_instance
|
||||
|
||||
result = server.web_search("example")
|
||||
|
||||
assert "Title: Example" in result
|
||||
assert "https://example.com" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 7. web_search ohne Ergebnisse
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("ddgs.DDGS")
|
||||
def test_web_search_no_results(mock_ddgs):
|
||||
mock_instance = Mock()
|
||||
mock_instance.text.return_value = []
|
||||
|
||||
mock_ddgs.return_value = mock_instance
|
||||
|
||||
result = server.web_search("nothing")
|
||||
|
||||
assert "No results found" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 8. fetch_page lädt HTML
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("requests.get")
|
||||
def test_fetch_page_success(mock_get):
|
||||
response = Mock()
|
||||
|
||||
response.status_code = 200
|
||||
response.text = """
|
||||
<html>
|
||||
<body>
|
||||
<h1>Hello World</h1>
|
||||
</body>
|
||||
</html>
|
||||
"""
|
||||
|
||||
mock_get.return_value = response
|
||||
|
||||
result = server.fetch_page("https://example.com")
|
||||
|
||||
assert "Hello World" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 9. fetch_page entfernt script Tags
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("requests.get")
|
||||
def test_fetch_page_removes_script(mock_get):
|
||||
response = Mock()
|
||||
|
||||
response.status_code = 200
|
||||
response.text = """
|
||||
<html>
|
||||
<script>alert('xss')</script>
|
||||
<body>Hello</body>
|
||||
</html>
|
||||
"""
|
||||
|
||||
mock_get.return_value = response
|
||||
|
||||
result = server.fetch_page("https://example.com")
|
||||
|
||||
assert "alert" not in result
|
||||
assert "Hello" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 10. fetch_page erkennt HTTP Fehler
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("requests.get")
|
||||
def test_fetch_page_http_error(mock_get):
|
||||
response = Mock()
|
||||
|
||||
response.status_code = 404
|
||||
response.text = "Not Found"
|
||||
|
||||
mock_get.return_value = response
|
||||
|
||||
result = server.fetch_page("https://example.com")
|
||||
|
||||
assert "HTTP error 404" in result
|
||||
|
||||
|
||||
# =========================================================
|
||||
# EDGE CASE TESTS (11–20)
|
||||
# =========================================================
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 11. Blockiere file:// SSRF
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_blocks_file_scheme():
|
||||
with pytest.raises(ValueError):
|
||||
server._validate_url("file:///etc/passwd")
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 12. Blockiere ftp://
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_blocks_ftp():
|
||||
with pytest.raises(ValueError):
|
||||
server._validate_url("ftp://example.com")
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 13. Blockiere AWS Metadata Endpoint
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_blocks_metadata_ip():
|
||||
with pytest.raises(ValueError):
|
||||
server._validate_url("http://169.254.169.254")
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 14. Blockiere internes Docker Netzwerk
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_blocks_docker_network():
|
||||
with pytest.raises(ValueError):
|
||||
server._validate_url("http://172.20.0.5")
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 15. Sehr lange URL
|
||||
# ---------------------------------------------------------
|
||||
|
||||
def test_validate_url_very_long():
|
||||
long_url = "https://example.com/" + ("a" * 5000)
|
||||
|
||||
result = server._validate_url(long_url)
|
||||
|
||||
assert result == long_url
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 16. fetch_page behandelt Timeout
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("requests.get")
|
||||
def test_fetch_page_timeout(mock_get):
|
||||
import requests
|
||||
|
||||
mock_get.side_effect = requests.Timeout("timeout")
|
||||
|
||||
result = server.fetch_page("https://example.com")
|
||||
|
||||
assert "Error fetching page" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 17. fetch_page behandelt Connection Error
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("requests.get")
|
||||
def test_fetch_page_connection_error(mock_get):
|
||||
import requests
|
||||
|
||||
mock_get.side_effect = requests.ConnectionError("connection failed")
|
||||
|
||||
result = server.fetch_page("https://example.com")
|
||||
|
||||
assert "Error fetching page" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 18. fetch_page truncatet große Seiten
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("requests.get")
|
||||
def test_fetch_page_truncates_large_content(mock_get):
|
||||
response = Mock()
|
||||
|
||||
response.status_code = 200
|
||||
response.text = "<html><body>" + ("A" * 10000) + "</body></html>"
|
||||
|
||||
mock_get.return_value = response
|
||||
|
||||
result = server.fetch_page("https://example.com")
|
||||
|
||||
assert "[... truncated ...]" in result
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 19. fetch_page bei leerem Body
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("requests.get")
|
||||
def test_fetch_page_empty_content(mock_get):
|
||||
response = Mock()
|
||||
|
||||
response.status_code = 200
|
||||
response.text = "<html></html>"
|
||||
|
||||
mock_get.return_value = response
|
||||
|
||||
result = server.fetch_page("https://example.com")
|
||||
|
||||
assert "no text content found" in result.lower()
|
||||
|
||||
|
||||
# ---------------------------------------------------------
|
||||
# 20. web_search behandelt Exception sauber
|
||||
# ---------------------------------------------------------
|
||||
|
||||
@patch("ddgs.DDGS")
|
||||
def test_web_search_exception(mock_ddgs):
|
||||
mock_ddgs.side_effect = Exception("DDGS failed")
|
||||
|
||||
result = server.web_search("test")
|
||||
|
||||
assert "Search error" in result
|
||||
Loading…
x
Reference in New Issue
Block a user