File: instance_access.go

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package main

import (
	"context"
	"errors"
	"net/http"
	"net/url"

	"github.com/gorilla/mux"

	internalInstance "github.com/lxc/incus/v6/internal/instance"
	"github.com/lxc/incus/v6/internal/server/request"
	"github.com/lxc/incus/v6/internal/server/response"
)

// swagger:operation GET /1.0/instances/{name}/access instances instance_access
//
//	Get who has access to an instance
//
//	Gets the access information for the instance.
//
//	---
//	produces:
//	  - application/json
//	parameters:
//	  - in: query
//	    name: project
//	    description: Project name
//	    type: string
//	responses:
//	  "200":
//	    description: Access
//	    schema:
//	      type: object
//	      description: Sync response
//	      properties:
//	        type:
//	          type: string
//	          description: Response type
//	          example: sync
//	        status:
//	          type: string
//	          description: Status description
//	          example: Success
//	        status_code:
//	          type: integer
//	          description: Status code
//	          example: 200
//	        metadata:
//	          $ref: "#/definitions/Access"
//	  "400":
//	    $ref: "#/responses/BadRequest"
//	  "403":
//	    $ref: "#/responses/Forbidden"
//	  "500":
//	    $ref: "#/responses/InternalServerError"
func instanceAccess(d *Daemon, r *http.Request) response.Response {
	s := d.State()

	projectName := request.ProjectParam(r)
	name, err := url.PathUnescape(mux.Vars(r)["name"])
	if err != nil {
		return response.SmartError(err)
	}

	if internalInstance.IsSnapshot(name) {
		return response.BadRequest(errors.New("Invalid instance name"))
	}

	// Handle requests targeted to a container on a different node
	resp, err := forwardedResponseIfInstanceIsRemote(s, r, projectName, name)
	if err != nil {
		return response.SmartError(err)
	}

	if resp != nil {
		return resp
	}

	access, err := s.Authorizer.GetInstanceAccess(context.TODO(), projectName, mux.Vars(r)["name"])
	if err != nil {
		return response.InternalError(err)
	}

	return response.SyncResponse(true, access)
}