mexc debug files

2025-07-14 12:32:06 +03:00
parent 0c54899fef
commit c651ae585a
14 changed files with 1212 additions and 397 deletions
--- a/NN/exchanges/mexc/debug/fix_mexc_orders_v2.py
+++ b/NN/exchanges/mexc/debug/fix_mexc_orders_v2.py
@ -0,0 +1,132 @@
+#!/usr/bin/env python3
+"""
+MEXC Order Fix V2 - Based on Exact Postman Collection Examples
+"""
+
+import os
+import sys
+import time
+import hmac
+import hashlib
+import requests
+from urllib.parse import urlencode
+from pathlib import Path
+
+# Add project root to path
+project_root = Path(__file__).parent
+sys.path.insert(0, str(project_root))
+
+def create_mexc_signature_v2(api_key: str, secret_key: str, params: dict) -> tuple:
+    """Create MEXC signature based on exact Postman examples"""
+    
+    # Current timestamp in milliseconds
+    timestamp = str(int(time.time() * 1000))
+    
+    # Add timestamp and recvWindow to params
+    params_with_time = params.copy()
+    params_with_time['timestamp'] = timestamp
+    params_with_time['recvWindow'] = '5000'
+    
+    # Sort parameters alphabetically (as shown in MEXC examples)
+    sorted_params = dict(sorted(params_with_time.items()))
+    
+    # Create query string exactly like the examples
+    query_string = urlencode(sorted_params, doseq=True)
+    
+    print(f"API Key: {api_key}")
+    print(f"Timestamp: {timestamp}")
+    print(f"Query String: {query_string}")
+    
+    # MEXC signature formula: HMAC-SHA256(query_string, secret_key)
+    # This matches the curl examples in their documentation
+    signature = hmac.new(
+        secret_key.encode('utf-8'),
+        query_string.encode('utf-8'),
+        hashlib.sha256
+    ).hexdigest()
+    
+    print(f"Generated Signature: {signature}")
+    
+    return signature, timestamp, query_string
+
+def test_mexc_order_v2():
+    """Test MEXC order placement with V2 signature method"""
+    print("Testing MEXC Order V2 - Exact Postman Method...")
+    print("=" * 60)
+    
+    # Get API credentials
+    api_key = os.getenv('MEXC_API_KEY', '')
+    api_secret = os.getenv('MEXC_SECRET_KEY', '')
+    
+    if not api_key or not api_secret:
+        print("❌ No MEXC API credentials found")
+        return
+    
+    # Order parameters matching MEXC examples
+    params = {
+        'symbol': 'ETHUSDC',
+        'side': 'BUY',
+        'type': 'LIMIT',
+        'quantity': '0.003',  # Very small quantity
+        'price': '2900.0',    # Price below market
+        'timeInForce': 'GTC'
+    }
+    
+    print(f"Order Parameters: {params}")
+    
+    # Create signature
+    signature, timestamp, query_string = create_mexc_signature_v2(api_key, api_secret, params)
+    
+    # Build final URL with all parameters
+    base_url = "https://api.mexc.com/api/v3/order"
+    full_url = f"{base_url}?{query_string}&signature={signature}"
+    
+    # Headers matching Postman examples
+    headers = {
+        'X-MEXC-APIKEY': api_key,
+        'Content-Type': 'application/x-www-form-urlencoded'
+    }
+    
+    try:
+        print(f"\nMaking POST request to: {full_url}")
+        print(f"Headers: {headers}")
+        
+        # POST request with query parameters (as shown in examples)
+        response = requests.post(full_url, headers=headers, timeout=10)
+        
+        print(f"\nResponse Status: {response.status_code}")
+        print(f"Response: {response.text}")
+        
+        if response.status_code == 200:
+            result = response.json()
+            print("✅ Order placed successfully!")
+            print(f"Order result: {result}")
+            
+            # Cancel immediately if successful
+            if 'orderId' in result:
+                print(f"\n🔄 Canceling order {result['orderId']}...")
+                cancel_order(api_key, api_secret, 'ETHUSDC', result['orderId'])
+                
+        else:
+            print("❌ Order placement failed")
+            
+    except Exception as e:
+        print(f"❌ Request error: {e}")
+
+def cancel_order(api_key: str, secret_key: str, symbol: str, order_id: str):
+    """Cancel a MEXC order"""
+    params = {
+        'symbol': symbol,
+        'orderId': order_id
+    }
+    
+    signature, timestamp, query_string = create_mexc_signature_v2(api_key, secret_key, params)
+    
+    url = f"https://api.mexc.com/api/v3/order?{query_string}&signature={signature}"
+    headers = {'X-MEXC-APIKEY': api_key}
+    
+    response = requests.delete(url, headers=headers, timeout=10)
+    print(f"Cancel response: {response.status_code} - {response.text}")
+
+if __name__ == "__main__":
+    test_mexc_order_v2()