Add read-only STRATO DNS MCP prototype

services/strato-dns-mcp/strato_mcp.py

@@ -0,0 +1,65 @@
+#!/usr/bin/env python3
+"""Read-only STRATO DNS MCP proof of concept."""
+
+from __future__ import annotations
+
+import json
+import os
+
+from mcp.server.fastmcp import FastMCP
+
+from strato_client import StratoClient, StratoConfig, StratoError
+
+
+mcp = FastMCP(
+    "strato-dns-readonly",
+    instructions=(
+        "Read the configured STRATO DNS zone. This experimental server is "
+        "strictly read-only and cannot create, change, or delete DNS records."
+    ),
+    host="0.0.0.0",
+    port=int(os.environ.get("PORT", "8000")),
+    stateless_http=True,
+)
+
+
+def _json(value: object) -> str:
+    return json.dumps(value, ensure_ascii=False, separators=(",", ":"))
+
+
+@mcp.tool()
+def strato_connection_status() -> str:
+    """Log in and verify that the configured DNS zone can be read. Makes no change."""
+    try:
+        config = StratoConfig.from_env()
+        records = StratoClient(config).list_txt_and_cname_records()
+        return _json({
+            "connected": True,
+            "domain": config.domain,
+            "record_count": len(records),
+            "cname_count": sum(record.type == "CNAME" for record in records),
+            "read_only": True,
+        })
+    except StratoError as exc:
+        return _json({"connected": False, "error": str(exc), "read_only": True})
+
+
+@mcp.tool()
+def strato_list_cnames() -> str:
+    """List CNAME records for the one configured STRATO zone. Makes no change."""
+    try:
+        config = StratoConfig.from_env()
+        records = StratoClient(config).list_cnames()
+        return _json({
+            "domain": config.domain,
+            "count": len(records),
+            "records": [record.as_dict() for record in records[:200]],
+            "truncated": len(records) > 200,
+            "read_only": True,
+        })
+    except StratoError as exc:
+        return _json({"error": str(exc), "read_only": True})
+
+
+if __name__ == "__main__":
+    mcp.run(transport=os.environ.get("MCP_TRANSPORT", "streamable-http"))