Initial commit

config.py

@@ -0,0 +1,47 @@
+"""Centralized configuration for AutoCAD MCP Pro."""
+
+from __future__ import annotations
+
+import os
+from pathlib import Path
+
+
+class Settings:
+    """Server configuration loaded from environment variables."""
+
+    def __init__(self):
+        self.backend: str = os.environ.get("AUTOCAD_MCP_BACKEND", "auto").lower().strip()
+        self.log_level: str = os.environ.get("LOG_LEVEL", "INFO").upper().strip()
+
+        raw_paths = os.environ.get("ALLOWED_PATHS", "").strip()
+        self.allowed_paths: list[Path] = []
+        if raw_paths:
+            for p in raw_paths.split(","):
+                p = p.strip()
+                if p:
+                    self.allowed_paths.append(Path(p).resolve())
+
+        self.max_undo_stack: int = int(os.environ.get("MAX_UNDO_STACK", "5"))
+        self.dangerous_commands_enabled: bool = (
+            os.environ.get("DANGEROUS_COMMANDS_ENABLED", "false").lower().strip() == "true"
+        )
+
+        # Reject opening DXF files larger than this many bytes (default 50 MB).
+        # Set to 0 to disable the check.
+        self.max_dxf_bytes: int = int(os.environ.get("MAX_DXF_BYTES", str(50 * 1024 * 1024)))
+
+        # Hard cap on list/select limit params to keep tool responses bounded.
+        self.max_list_limit: int = int(os.environ.get("MAX_LIST_LIMIT", "5000"))
+
+        # Per-call COM timeout. AutoCAD hangs (modal dialogs, long Regen) would
+        # otherwise block the single-thread STA executor forever.
+        self.com_call_timeout: float = float(os.environ.get("COM_CALL_TIMEOUT", "60"))
+
+        # HTTP transport: refuse non-loopback bind unless explicitly opted in.
+        self.allow_remote_http: bool = (
+            os.environ.get("ALLOW_REMOTE_HTTP", "false").lower().strip() == "true"
+        )
+        self.mcp_auth_token: str = os.environ.get("MCP_AUTH_TOKEN", "").strip()
+
+
+settings = Settings()