fix: handle exited PIDs and narrow message DB keys

find_all_keys_linux.py

@@ -146,6 +146,9 @@ def main():
         except PermissionError:
             print(f"[WARN] 无法读取 /proc/{pid}/maps，权限不足，跳过")
             continue
+        except (FileNotFoundError, ProcessLookupError):
+            print(f"[WARN] PID {pid} 已退出，跳过")
+            continue
 
         total_bytes = sum(s for _, s in regions)
         total_mb = total_bytes / 1024 / 1024
@@ -157,6 +160,9 @@ def main():
         except PermissionError:
             print(f"[WARN] 无法打开 /proc/{pid}/mem，权限不足，跳过")
             continue
+        except (FileNotFoundError, ProcessLookupError):
+            print(f"[WARN] PID {pid} 已退出，跳过")
+            continue
 
         try:
             for reg_idx, (base, size) in enumerate(regions):

mcp_server.py

@@ -5,7 +5,7 @@ Based on FastMCP (stdio transport), reuses existing decryption.
 Runs on Windows Python (needs access to D:\ WeChat databases).
 """
 
-import os, sys, json, time, sqlite3, tempfile, struct, hashlib, atexit
+import os, sys, json, time, sqlite3, tempfile, struct, hashlib, atexit, re
 import hmac as hmac_mod
 from datetime import datetime
 from Crypto.Cipher import AES
@@ -335,8 +335,7 @@ def _parse_message_content(content, local_type, is_group):
 MSG_DB_KEYS = sorted([
     k for k in ALL_KEYS
     if any(v.startswith("message/") for v in key_path_variants(k))
-    and any(v.endswith(".db") for v in key_path_variants(k))
-    and "fts" not in k and "resource" not in k
+    and any(re.search(r"message_\d+\.db$", v) for v in key_path_variants(k))
 ])