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membership.go
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membership.go
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// Copyright © 2022 The Things Network Foundation, The Things Industries B.V.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package store
import "go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
// MembershipChain is a User -> (Membership -> Organization) -> Membership -> Entity chain.
type MembershipChain struct {
UserIdentifiers *ttnpb.UserIdentifiers
RightsOnOrganization *ttnpb.Rights
OrganizationIdentifiers *ttnpb.OrganizationIdentifiers
RightsOnEntity *ttnpb.Rights
EntityIdentifiers *ttnpb.EntityIdentifiers
}
// GetRights returns the intersected rights.
func (m *MembershipChain) GetRights() *ttnpb.Rights {
if m.RightsOnOrganization == nil {
return m.RightsOnEntity.Implied()
}
return m.RightsOnEntity.Implied().Intersect(m.RightsOnOrganization.Implied())
}
// MembershipChains is a list of membership chains.
type MembershipChains []*MembershipChain
// GetRights returns the rights of the member on the entity.
func (c MembershipChains) GetRights(
member *ttnpb.OrganizationOrUserIdentifiers, entityID ttnpb.IDStringer,
) *ttnpb.Rights {
var entityRights *ttnpb.Rights
for _, membership := range c {
switch member.EntityType() {
case "organization":
if membership.OrganizationIdentifiers == nil ||
membership.OrganizationIdentifiers.IDString() != member.IDString() {
continue
}
case "user":
if membership.UserIdentifiers == nil ||
membership.UserIdentifiers.IDString() != member.IDString() {
continue
}
default:
continue
}
if membership.EntityIdentifiers.EntityType() != entityID.EntityType() ||
membership.EntityIdentifiers.IDString() != entityID.IDString() {
continue
}
entityRights = entityRights.Union(membership.GetRights())
}
return entityRights
}
// MemberByID defines a set containing a User or Organization Ids and their respective Rights.
type MemberByID struct {
Ids *ttnpb.OrganizationOrUserIdentifiers
Rights *ttnpb.Rights
}