Cryo MCP Server

  • tests
#!/usr/bin/env python3 import json import os import subprocess from pathlib import Path # Set ETH_RPC_URL os.environ["ETH_RPC_URL"] = "http://10.0.0.48:8545" print(f"Using ETH_RPC_URL: {os.environ['ETH_RPC_URL']}") def test_transactions(): """Test fetching transactions for a specific block""" # Use a known block number block_num = 22001067 # You can replace this with any block number you want to test with block_range = f"{block_num}:{block_num+1}" # Create a temp directory for output temp_dir = Path("/tmp/cryo_tx_test") temp_dir.mkdir(exist_ok=True) cmd = ["cryo", "transactions", "-b", block_range, "-r", os.environ["ETH_RPC_URL"], "--json", "-o", str(temp_dir)] print(f"Running command: {' '.join(cmd)}") result = subprocess.run(cmd, capture_output=True, text=True) print(f"Return code: {result.returncode}") print(f"STDOUT: {result.stdout[:500]}...") # Find and read the output file output_files = list(temp_dir.glob("*transactions*.json")) print(f"Output files: {output_files}") if output_files: with open(output_files[0], 'r') as f: data = json.load(f) print(f"Number of transactions: {len(data)}") if data: print(f"First transaction hash: {data[0].get('transaction_hash')}") print(f"First transaction block number: {data[0].get('block_number')}") # Save the first transaction to a file for inspection print(f"Saving first transaction to ethereum__blocks_{block_num}_to_{block_num}.json") with open(f"ethereum__blocks_{block_num}_to_{block_num}.json", 'w') as outfile: json.dump(data, outfile, indent=2) return data return None if __name__ == "__main__": test_transactions()