Initial commit: ShadowBroker v0.1

backend/test_ais_proxy2.py

@@ -0,0 +1,54 @@
+import json
+import subprocess
+import os
+import time
+import sys
+
+proxy_script = os.path.join(os.path.dirname(os.path.abspath(__file__)), "ais_proxy.js")
+API_KEY = "75cc39af03c9cc23c90e8a7b3c3bc2b2a507c5fb"
+
+print(f"Proxy script: {proxy_script}")
+
+process = subprocess.Popen(
+    ['node', proxy_script, API_KEY],
+    stdout=subprocess.PIPE, 
+    stderr=subprocess.PIPE,
+    text=True, 
+    bufsize=1
+)
+
+import threading
+
+def read_stderr():
+    for line in iter(process.stderr.readline, ''):
+        print(f"[STDERR] {line.strip()}", file=sys.stderr)
+
+t = threading.Thread(target=read_stderr, daemon=True)
+t.start()
+
+print("Process started, reading stdout for 15 seconds...")
+count = 0
+start = time.time()
+while time.time() - start < 15:
+    line = process.stdout.readline()
+    if not line:
+        if process.poll() is not None:
+            print(f"Process exited with code {process.returncode}")
+            break
+        continue
+    line = line.strip()
+    if not line:
+        continue
+    try:
+        data = json.loads(line)
+        msg_type = data.get("MessageType", "?")
+        mmsi = data.get("MetaData", {}).get("MMSI", 0)
+        count += 1
+        if count <= 5:
+            print(f"  MSG {count}: type={msg_type} mmsi={mmsi}")
+    except json.JSONDecodeError as e:
+        print(f"  BAD LINE: {line[:80]}...")
+
+elapsed = time.time() - start
+print(f"\nTotal {count} messages in {elapsed:.1f}s")
+process.terminate()