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https://github.com/GNS3/gns3-server.git
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3d3c0eb8db
Appliances list can be very large (hundreds of entries). Use fields=["name","category"] to return only what the AI needs.
85 lines
3.4 KiB
Python
85 lines
3.4 KiB
Python
#
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# Copyright (C) 2026 GNS3 Technologies Inc.
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# Author: Yue Guobin
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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MCP tool handlers for GNS3 appliance management.
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"""
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from typing import Any
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import logging
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log = logging.getLogger(__name__)
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# ── Helper ─────────────────────────────────────────────────────────────────
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def _get_connector(gns3_ctx: dict[str, Any]):
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from gns3server.agent.gns3_copilot.gns3_client.custom_gns3fy import Gns3Connector
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return Gns3Connector(
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url=gns3_ctx["server_url"],
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jwt_token=gns3_ctx["jwt_token"],
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api_version=3,
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verify=False,
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)
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# ── Tool handlers ──────────────────────────────────────────────────────────
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VALID_APPLIANCE_FIELDS = {
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"appliance_id", "name", "category", "description", "vendor_name",
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"vendor_url", "product_name", "product_url", "documentation_url",
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"status", "availability", "maintainer", "usage", "symbol",
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"images", "versions", "tags", "builtin",
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"first_port_name", "port_name_format", "port_segment_size",
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"linked_clone", "docker", "iou", "dynamips", "qemu",
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}
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def get_appliances_handler(params: dict[str, Any], gns3_ctx: dict[str, Any]) -> dict[str, Any]:
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conn = _get_connector(gns3_ctx)
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appliances = conn.http_call("get", f"{conn.base_url}/appliances").json()
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fields = params.get("fields")
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if fields:
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if not isinstance(fields, list):
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return {"error": "fields must be a list, e.g. [\"name\", \"category\"]"}
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invalid = [f for f in fields if f not in VALID_APPLIANCE_FIELDS]
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if invalid:
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return {
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"error": f"Unknown fields: {invalid}",
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"available_fields": sorted(VALID_APPLIANCE_FIELDS),
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}
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appliances = [{k: a[k] for k in fields if k in a} for a in appliances]
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return {"appliances": appliances, "count": len(appliances)}
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def get_appliance_handler(params: dict[str, Any], gns3_ctx: dict[str, Any]) -> dict[str, Any]:
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appliance_id = params.get("appliance_id")
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if not appliance_id:
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return {"error": "appliance_id is required"}
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conn = _get_connector(gns3_ctx)
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return conn.http_call("get", f"{conn.base_url}/appliances/{appliance_id}").json()
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def install_appliance_handler(params: dict[str, Any], gns3_ctx: dict[str, Any]) -> dict[str, Any]:
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appliance_id = params.get("appliance_id")
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if not appliance_id:
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return {"error": "appliance_id is required"}
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conn = _get_connector(gns3_ctx)
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result = conn.http_call("post", f"{conn.base_url}/appliances/{appliance_id}/install").json()
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return {"message": f"Appliance {appliance_id} installation requested", "result": result}
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