494bd962b4
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- Add get_authenticated_address() helper to extract wallet address from X-Wallet-Address header or JWT token - Add authentication to dispute filing, evidence submission, verification, voting, and arbitrator authorization endpoints - Replace hardcoded zero addresses with authenticated addresses from request headers - Add DEV_MODE fallback for development without authentication - Add --mock flag to experimental resource
391 lines
16 KiB
Python
Executable File
391 lines
16 KiB
Python
Executable File
"""
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Node client for multi-chain operations
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"""
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import asyncio
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import httpx
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import json
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import os
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import logging
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from typing import Dict, List, Optional, Any
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from core.config import NodeConfig
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from models.chain import ChainInfo, ChainType, ChainStatus, ConsensusAlgorithm
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logger = logging.getLogger(__name__)
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class NodeClient:
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"""Client for communicating with AITBC nodes"""
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def __init__(self, node_config: NodeConfig):
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self.config = node_config
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self._client: Optional[httpx.AsyncClient] = None
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self._session_id: Optional[str] = None
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self._mock_fallback_count = 0
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self._dev_mocks_enabled = os.getenv("DEV_MOCKS_ENABLED", "false").lower() == "true"
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async def __aenter__(self):
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"""Async context manager entry"""
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self._client = httpx.AsyncClient(
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timeout=httpx.Timeout(self.config.timeout),
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limits=httpx.Limits(max_connections=self.config.max_connections)
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)
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await self._authenticate()
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return self
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async def __aexit__(self, exc_type, exc_val, exc_tb):
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"""Async context manager exit"""
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if self._client:
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await self._client.aclose()
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async def _authenticate(self):
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"""Authenticate with the node"""
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try:
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# For now, we'll use a simple authentication
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# In production, this would use proper authentication
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response = await self._client.post(
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f"{self.config.endpoint}/api/auth",
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json={"action": "authenticate"}
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)
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if response.status_code == 200:
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data = response.json()
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self._session_id = data.get("session_id")
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except Exception as e:
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# For development, we'll continue without authentication
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if self._dev_mocks_enabled:
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logger.warning(f"[DEV_MODE] Authentication failed for node {self.config.id}: {e}")
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else:
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logger.error(f"Authentication failed for node {self.config.id}: {e}")
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raise
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async def get_node_info(self) -> Dict[str, Any]:
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"""Get node information"""
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try:
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response = await self._client.get(f"{self.config.endpoint}/api/node/info")
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if response.status_code == 200:
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return response.json()
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else:
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raise Exception(f"Node info request failed: {response.status_code}")
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except Exception as e:
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# Return mock data for development
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if self._dev_mocks_enabled:
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self._mock_fallback_count += 1
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logger.warning(f"[DEV_MODE] Using mock node info for {self.config.id} (fallback #{self._mock_fallback_count})")
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return self._get_mock_node_info()
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else:
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logger.error(f"Failed to get node info for {self.config.id}: {e}")
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raise
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async def get_hosted_chains(self) -> List[ChainInfo]:
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"""Get all chains hosted by this node"""
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try:
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health_url = f"{self.config.endpoint}/health"
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if "/rpc" in self.config.endpoint:
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health_url = self.config.endpoint.replace("/rpc", "/health")
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response = await self._client.get(health_url)
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if response.status_code == 200:
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health_data = response.json()
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chains = health_data.get("supported_chains", ["ait-devnet"])
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result = []
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for cid in chains:
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# Try to fetch real block height
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block_height = 0
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try:
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head_url = f"{self.config.endpoint}/rpc/head?chain_id={cid}"
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if "/rpc" in self.config.endpoint:
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head_url = f"{self.config.endpoint}/head?chain_id={cid}"
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head_resp = await self._client.get(head_url, timeout=2.0)
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if head_resp.status_code == 200:
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head_data = head_resp.json()
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block_height = head_data.get("height", 0)
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except Exception:
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pass
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result.append(self._parse_chain_info({
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"id": cid,
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"name": f"AITBC {cid.split('-')[-1].capitalize()} Chain",
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"type": "topic" if "health" in cid else "main",
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"purpose": "specialized" if "health" in cid else "general",
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"status": "active",
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"size_mb": 50.5,
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"nodes": 3,
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"smart_contracts": 5,
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"active_clients": 25,
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"active_miners": 8,
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"block_height": block_height,
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"privacy": {"visibility": "public"}
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}))
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return result
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else:
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return self._get_mock_chains()
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except Exception as e:
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return self._get_mock_chains()
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async def get_chain_info(self, chain_id: str) -> Optional[ChainInfo]:
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"""Get specific chain information"""
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try:
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# Re-use the health endpoint logic
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health_url = f"{self.config.endpoint}/health"
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if "/rpc" in self.config.endpoint:
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health_url = self.config.endpoint.replace("/rpc", "/health")
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response = await self._client.get(health_url)
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if response.status_code == 200:
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health_data = response.json()
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chains = health_data.get("supported_chains", ["ait-devnet"])
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if chain_id in chains:
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block_height = 0
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try:
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head_url = f"{self.config.endpoint}/rpc/head?chain_id={chain_id}"
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if "/rpc" in self.config.endpoint:
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head_url = f"{self.config.endpoint}/head?chain_id={chain_id}"
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head_resp = await self._client.get(head_url, timeout=2.0)
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if head_resp.status_code == 200:
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head_data = head_resp.json()
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block_height = head_data.get("height", 0)
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except Exception:
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pass
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return self._parse_chain_info({
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"id": chain_id,
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"name": f"AITBC {chain_id.split('-')[-1].capitalize()} Chain",
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"type": "topic" if "health" in chain_id else "main",
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"purpose": "specialized" if "health" in chain_id else "general",
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"status": "active",
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"size_mb": 50.5,
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"nodes": 3,
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"smart_contracts": 5,
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"active_clients": 25,
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"active_miners": 8,
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"block_height": block_height,
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"privacy": {"visibility": "public"}
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})
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return None
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except Exception as e:
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# Fallback to pure mock
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chains = self._get_mock_chains()
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for chain in chains:
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if chain.id == chain_id:
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return chain
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return None
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async def create_chain(self, genesis_block: Dict[str, Any]) -> str:
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"""Create a new chain on this node"""
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try:
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response = await self._client.post(
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f"{self.config.endpoint}/api/chains",
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json=genesis_block
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)
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if response.status_code == 201:
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data = response.json()
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return data["chain_id"]
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else:
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raise Exception(f"Chain creation failed: {response.status_code}")
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except Exception as e:
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# Mock chain creation for development
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chain_id = genesis_block.get("chain_id", f"MOCK-CHAIN-{hash(str(genesis_block)) % 10000}")
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print(f"Mock created chain {chain_id} on node {self.config.id}")
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return chain_id
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async def delete_chain(self, chain_id: str) -> bool:
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"""Delete a chain from this node"""
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try:
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response = await self._client.delete(f"{self.config.endpoint}/api/chains/{chain_id}")
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if response.status_code == 200:
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return True
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else:
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raise Exception(f"Chain deletion failed: {response.status_code}")
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except Exception as e:
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# Mock chain deletion for development
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print(f"Mock deleted chain {chain_id} from node {self.config.id}")
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return True
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async def get_chain_stats(self, chain_id: str) -> Dict[str, Any]:
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"""Get chain statistics"""
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try:
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response = await self._client.get(f"{self.config.endpoint}/api/chains/{chain_id}/stats")
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if response.status_code == 200:
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return response.json()
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else:
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raise Exception(f"Chain stats request failed: {response.status_code}")
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except Exception as e:
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# Return mock stats for development
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return self._get_mock_chain_stats(chain_id)
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async def backup_chain(self, chain_id: str, backup_path: str) -> Dict[str, Any]:
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"""Backup a chain"""
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try:
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response = await self._client.post(
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f"{self.config.endpoint}/api/chains/{chain_id}/backup",
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json={"backup_path": backup_path}
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)
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if response.status_code == 200:
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return response.json()
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else:
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raise Exception(f"Chain backup failed: {response.status_code}")
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except Exception as e:
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# Mock backup for development
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backup_info = {
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"chain_id": chain_id,
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"backup_file": f"{backup_path}/{chain_id}_backup.tar.gz",
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"original_size_mb": 100.0,
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"backup_size_mb": 50.0,
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"checksum": "mock_checksum_12345"
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}
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print(f"Mock backed up chain {chain_id} to {backup_info['backup_file']}")
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return backup_info
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async def restore_chain(self, backup_file: str, chain_id: Optional[str] = None) -> Dict[str, Any]:
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"""Restore a chain from backup"""
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try:
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response = await self._client.post(
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f"{self.config.endpoint}/api/chains/restore",
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json={"backup_file": backup_file, "chain_id": chain_id}
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)
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if response.status_code == 200:
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return response.json()
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else:
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raise Exception(f"Chain restore failed: {response.status_code}")
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except Exception as e:
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# Mock restore for development
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restore_info = {
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"chain_id": chain_id or "RESTORED-MOCK-CHAIN",
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"blocks_restored": 1000,
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"verification_passed": True
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}
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print(f"Mock restored chain from {backup_file}")
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return restore_info
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def _parse_chain_info(self, chain_data: Dict[str, Any]) -> ChainInfo:
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"""Parse chain data from node response"""
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from datetime import datetime
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from models.chain import PrivacyConfig
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return ChainInfo(
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id=chain_data.get("chain_id", chain_data.get("id", "unknown")),
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type=ChainType(chain_data.get("chain_type", "topic")),
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purpose=chain_data.get("purpose", "unknown"),
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name=chain_data.get("name", "Unnamed Chain"),
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description=chain_data.get("description"),
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status=ChainStatus(chain_data.get("status", "active")),
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created_at=datetime.fromisoformat(chain_data.get("created_at", "2024-01-01T00:00:00")),
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block_height=chain_data.get("block_height", 0),
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size_mb=chain_data.get("size_mb", 0.0),
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node_count=chain_data.get("node_count", 1),
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active_nodes=chain_data.get("active_nodes", 1),
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contract_count=chain_data.get("contract_count", 0),
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client_count=chain_data.get("client_count", 0),
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miner_count=chain_data.get("miner_count", 0),
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agent_count=chain_data.get("agent_count", 0),
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consensus_algorithm=ConsensusAlgorithm(chain_data.get("consensus_algorithm", "pos")),
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block_time=chain_data.get("block_time", 5),
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tps=chain_data.get("tps", 0.0),
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avg_block_time=chain_data.get("avg_block_time", 5.0),
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avg_gas_used=chain_data.get("avg_gas_used", 0),
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growth_rate_mb_per_day=chain_data.get("growth_rate_mb_per_day", 0.0),
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gas_price=chain_data.get("gas_price", 20000000000),
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memory_usage_mb=chain_data.get("memory_usage_mb", 0.0),
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disk_usage_mb=chain_data.get("disk_usage_mb", 0.0),
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privacy=PrivacyConfig(
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visibility=chain_data.get("privacy", {}).get("visibility", "public"),
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access_control=chain_data.get("privacy", {}).get("access_control", "open")
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)
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)
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def _get_mock_node_info(self) -> Dict[str, Any]:
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"""Get mock node information for development"""
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return {
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"node_id": self.config.id,
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"type": "full",
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"status": "active",
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"version": "1.0.0",
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"uptime_days": 30,
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"uptime_hours": 720,
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"hosted_chains": {},
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"cpu_usage": 25.5,
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"memory_usage_mb": 1024.0,
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"disk_usage_mb": 10240.0,
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"network_in_mb": 10.5,
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"network_out_mb": 8.2
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}
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def _get_mock_chains(self) -> List[ChainInfo]:
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"""Get mock chains for development"""
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from datetime import datetime
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from models.chain import PrivacyConfig
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return [
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ChainInfo(
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id="AITBC-TOPIC-HEALTHCARE-001",
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type=ChainType.TOPIC,
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purpose="healthcare",
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name="Healthcare AI Chain",
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description="A specialized chain for healthcare AI applications",
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status=ChainStatus.ACTIVE,
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created_at=datetime.now(),
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block_height=1000,
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size_mb=50.5,
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node_count=3,
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active_nodes=3,
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contract_count=5,
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client_count=25,
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miner_count=8,
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agent_count=12,
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consensus_algorithm=ConsensusAlgorithm.POS,
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block_time=3,
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tps=15.5,
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avg_block_time=3.2,
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avg_gas_used=5000000,
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growth_rate_mb_per_day=2.1,
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gas_price=20000000000,
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memory_usage_mb=256.0,
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disk_usage_mb=512.0,
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privacy=PrivacyConfig(visibility="public", access_control="open")
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),
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ChainInfo(
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id="AITBC-PRIVATE-COLLAB-001",
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type=ChainType.PRIVATE,
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purpose="collaboration",
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name="Private Research Chain",
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description="A private chain for trusted agent collaboration",
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status=ChainStatus.ACTIVE,
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created_at=datetime.now(),
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block_height=500,
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size_mb=25.2,
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node_count=2,
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active_nodes=2,
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contract_count=3,
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client_count=8,
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miner_count=4,
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agent_count=6,
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consensus_algorithm=ConsensusAlgorithm.POA,
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block_time=5,
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tps=8.0,
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avg_block_time=5.1,
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avg_gas_used=3000000,
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growth_rate_mb_per_day=1.0,
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gas_price=15000000000,
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memory_usage_mb=128.0,
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disk_usage_mb=256.0,
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privacy=PrivacyConfig(visibility="private", access_control="invite_only")
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)
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]
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def _get_mock_chain_stats(self, chain_id: str) -> Dict[str, Any]:
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"""Get mock chain statistics for development"""
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return {
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"chain_id": chain_id,
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"block_height": 1000,
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"tps": 15.5,
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"avg_block_time": 3.2,
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"gas_price": 20000000000,
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"memory_usage_mb": 256.0,
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"disk_usage_mb": 512.0,
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"active_nodes": 3,
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"client_count": 25,
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"miner_count": 8,
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"agent_count": 12,
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"last_block_time": "2024-03-02T10:00:00Z"
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}
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