Fix inbox creation issues in agent coordinator
- Fixed Task.new/3 to handle both maps and keyword lists - Added robust inbox existence checking in find_available_agent - Ensure inbox creation during agent registration and task assignment - Add helper function ensure_inbox_exists to avoid crashes
This commit is contained in:
193
examples/mcp_client_example.py
Executable file
193
examples/mcp_client_example.py
Executable file
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#!/usr/bin/env python3
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"""
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AgentCoordinator MCP Client Example
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This script demonstrates how to connect to and interact with the
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AgentCoordinator MCP server programmatically.
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"""
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import json
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import subprocess
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import sys
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import uuid
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from typing import Dict, Any, Optional
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class AgentCoordinatorMCP:
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def __init__(self, launcher_path: str = "./scripts/mcp_launcher.sh"):
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self.launcher_path = launcher_path
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self.process = None
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def start(self):
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"""Start the MCP server process"""
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try:
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self.process = subprocess.Popen(
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[self.launcher_path],
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stdin=subprocess.PIPE,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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text=True,
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bufsize=0
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)
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print("🚀 MCP server started")
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return True
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except Exception as e:
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print(f"❌ Failed to start MCP server: {e}")
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return False
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def stop(self):
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"""Stop the MCP server process"""
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if self.process:
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self.process.terminate()
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self.process.wait()
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print("🛑 MCP server stopped")
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def send_request(self, method: str, params: Optional[Dict[str, Any]] = None) -> Dict[str, Any]:
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"""Send a JSON-RPC request to the MCP server"""
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if not self.process:
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raise RuntimeError("MCP server not started")
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request = {
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"jsonrpc": "2.0",
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"id": str(uuid.uuid4()),
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"method": method
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}
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if params:
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request["params"] = params
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# Send request
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request_json = json.dumps(request) + "\n"
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self.process.stdin.write(request_json)
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self.process.stdin.flush()
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# Read response
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response_line = self.process.stdout.readline()
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if not response_line:
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raise RuntimeError("No response from MCP server")
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return json.loads(response_line.strip())
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def get_tools(self) -> Dict[str, Any]:
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"""Get list of available tools"""
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return self.send_request("tools/list")
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def register_agent(self, name: str, capabilities: list) -> Dict[str, Any]:
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"""Register a new agent"""
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return self.send_request("tools/call", {
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"name": "register_agent",
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"arguments": {
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"name": name,
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"capabilities": capabilities
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}
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})
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def create_task(self, title: str, description: str, priority: str = "normal",
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required_capabilities: list = None) -> Dict[str, Any]:
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"""Create a new task"""
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args = {
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"title": title,
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"description": description,
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"priority": priority
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}
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if required_capabilities:
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args["required_capabilities"] = required_capabilities
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return self.send_request("tools/call", {
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"name": "create_task",
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"arguments": args
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})
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def get_next_task(self, agent_id: str) -> Dict[str, Any]:
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"""Get next task for an agent"""
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return self.send_request("tools/call", {
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"name": "get_next_task",
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"arguments": {"agent_id": agent_id}
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})
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def complete_task(self, agent_id: str, result: str) -> Dict[str, Any]:
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"""Complete current task"""
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return self.send_request("tools/call", {
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"name": "complete_task",
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"arguments": {
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"agent_id": agent_id,
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"result": result
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}
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})
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def get_task_board(self) -> Dict[str, Any]:
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"""Get task board overview"""
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return self.send_request("tools/call", {
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"name": "get_task_board",
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"arguments": {}
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})
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def heartbeat(self, agent_id: str) -> Dict[str, Any]:
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"""Send agent heartbeat"""
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return self.send_request("tools/call", {
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"name": "heartbeat",
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"arguments": {"agent_id": agent_id}
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})
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def demo():
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"""Demonstrate MCP client functionality"""
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print("🎯 AgentCoordinator MCP Client Demo")
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print("=" * 50)
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client = AgentCoordinatorMCP()
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try:
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# Start server
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if not client.start():
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return
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# Wait for server to be ready
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import time
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time.sleep(2)
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# Get tools
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print("\n📋 Available tools:")
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tools_response = client.get_tools()
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if "result" in tools_response:
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for tool in tools_response["result"]["tools"]:
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print(f" - {tool['name']}: {tool['description']}")
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# Register agent
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print("\n👤 Registering agent...")
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register_response = client.register_agent("PythonAgent", ["coding", "testing"])
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if "result" in register_response:
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content = register_response["result"]["content"][0]["text"]
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agent_data = json.loads(content)
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agent_id = agent_data["agent_id"]
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print(f"✅ Agent registered: {agent_id}")
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# Create task
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print("\n📝 Creating task...")
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task_response = client.create_task(
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"Python Script",
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"Write a Python script for data processing",
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"high",
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["coding"]
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)
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if "result" in task_response:
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content = task_response["result"]["content"][0]["text"]
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task_data = json.loads(content)
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print(f"✅ Task created: {task_data['task_id']}")
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# Get task board
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print("\n📊 Task board:")
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board_response = client.get_task_board()
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if "result" in board_response:
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content = board_response["result"]["content"][0]["text"]
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board_data = json.loads(content)
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for agent in board_data["agents"]:
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print(f" 📱 {agent['name']}: {agent['status']}")
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print(f" Capabilities: {', '.join(agent['capabilities'])}")
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print(f" Pending: {agent['pending_tasks']}, Completed: {agent['completed_tasks']}")
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except Exception as e:
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print(f"❌ Error: {e}")
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finally:
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client.stop()
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if __name__ == "__main__":
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demo()
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