feat: add 3 Compute MCP tools

- Add list_computes, get_compute, get_compute_images
- Total MCP tools: 29

gns3server/api/routes/mcp/__init__.py

@@ -409,6 +409,40 @@ async def delete_template(template_id: str = None, name: str = None) -> list[dic
     })
 
 
+# ── Compute tools ─────────────────────────────────────────────────────
+
+@mcp.tool()
+async def list_computes() -> list[dict[str, Any]]:
+    """List all compute nodes available to the server."""
+    from .computes import list_computes_handler
+    return await asyncio.to_thread(_run_handler_sync, list_computes_handler, {})
+
+
+@mcp.tool()
+async def get_compute(compute_id: str = "local") -> list[dict[str, Any]]:
+    """Get detailed information about a compute node.
+
+    Args:
+        compute_id: Compute ID (default: local)
+    """
+    from .computes import get_compute_handler
+    return await asyncio.to_thread(_run_handler_sync, get_compute_handler, {"compute_id": compute_id})
+
+
+@mcp.tool()
+async def get_compute_images(emulator: str, compute_id: str = "local") -> list[dict[str, Any]]:
+    """List available images for an emulator on a compute node.
+
+    Args:
+        emulator: Emulator type (e.g. qemu, iou, docker)
+        compute_id: Compute ID (default: local)
+    """
+    from .computes import get_compute_images_handler
+    return await asyncio.to_thread(_run_handler_sync, get_compute_images_handler, {
+        "emulator": emulator, "compute_id": compute_id,
+    })
+
+
 # ── Auth‑wrapped SSE app ──────────────────────────────────────────────
 
 def _make_auth_wrapper(inner_app):

gns3server/api/routes/mcp/computes.py

@@ -0,0 +1,91 @@
+#
+# Copyright (C) 2026 GNS3 Technologies Inc.
+# Author: Yue Guobin
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+"""
+MCP tool handlers for GNS3 compute management.
+"""
+
+from typing import Any
+import logging
+
+log = logging.getLogger(__name__)
+
+
+def _get_connector(gns3_ctx: dict[str, Any]):
+    from gns3server.agent.gns3_copilot.gns3_client.custom_gns3fy import Gns3Connector
+    return Gns3Connector(
+        url=gns3_ctx["server_url"],
+        jwt_token=gns3_ctx["jwt_token"],
+        api_version=3,
+        verify=False,
+    )
+
+
+def list_computes_handler(params: dict[str, Any], gns3_ctx: dict[str, Any]) -> dict[str, Any]:
+    conn = _get_connector(gns3_ctx)
+    computes = conn.get_computes()
+    return {"computes": computes, "count": len(computes)}
+
+
+def get_compute_handler(params: dict[str, Any], gns3_ctx: dict[str, Any]) -> dict[str, Any]:
+    compute_id = params.get("compute_id", "local")
+    conn = _get_connector(gns3_ctx)
+    return conn.get_compute(compute_id=compute_id)
+
+
+def get_compute_images_handler(params: dict[str, Any], gns3_ctx: dict[str, Any]) -> dict[str, Any]:
+    emulator = params.get("emulator")
+    compute_id = params.get("compute_id", "local")
+    if not emulator:
+        return {"error": "emulator is required (e.g. qemu, iou, docker)"}
+    conn = _get_connector(gns3_ctx)
+    images = conn.get_compute_images(emulator=emulator, compute_id=compute_id)
+    return {"images": images, "count": len(images)}
+
+
+COMPUTE_TOOLS = [
+    {
+        "name": "list_computes",
+        "description": "List all compute nodes available to the server",
+        "parameters": {"type": "object", "properties": {}},
+        "handler": list_computes_handler,
+    },
+    {
+        "name": "get_compute",
+        "description": "Get detailed information about a compute node",
+        "parameters": {
+            "type": "object",
+            "properties": {
+                "compute_id": {"type": "string", "description": "Compute ID (default: local)"},
+            },
+        },
+        "handler": get_compute_handler,
+    },
+    {
+        "name": "get_compute_images",
+        "description": "List available images for an emulator on a compute node",
+        "parameters": {
+            "type": "object",
+            "properties": {
+                "emulator": {"type": "string", "description": "Emulator type (e.g. qemu, iou, docker)"},
+                "compute_id": {"type": "string", "description": "Compute ID (default: local)"},
+            },
+            "required": ["emulator"],
+        },
+        "handler": get_compute_images_handler,
+    },
+]