github.com/juju/juju@v0.0.0-20240430160146-1752b71fcf00/apiserver/facades/client/subnets/register.go (about)

     1  // Copyright 2022 Canonical Ltd.
     2  // Licensed under the AGPLv3, see LICENCE file for details.
     3  
     4  package subnets
     5  
     6  import (
     7  	"reflect"
     8  
     9  	"github.com/juju/errors"
    10  
    11  	"github.com/juju/juju/apiserver/facade"
    12  	"github.com/juju/juju/environs/context"
    13  )
    14  
    15  // Register is called to expose a package of facades onto a given registry.
    16  func Register(registry facade.FacadeRegistry) {
    17  	registry.MustRegister("Subnets", 5, func(ctx facade.Context) (facade.Facade, error) {
    18  		return newAPI(ctx) // Removes AddSubnets.
    19  	}, reflect.TypeOf((*API)(nil)))
    20  }
    21  
    22  // newAPI creates a new Subnets API server-side facade with a
    23  // state.State backing.
    24  func newAPI(ctx facade.Context) (*API, error) {
    25  	st := ctx.State()
    26  	stateShim, err := NewStateShim(st)
    27  	if err != nil {
    28  		return nil, errors.Trace(err)
    29  	}
    30  	return newAPIWithBacking(stateShim, context.CallContext(st), ctx.Resources(), ctx.Auth())
    31  }