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id.go
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id.go
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// Copyright (C) 2022 CYBERCRYPT
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package id
import (
"context"
)
// AccessGroup represents a group of Identities. The Provider implementations should ensure that the
// ID string is unique across all instances.
type AccessGroup struct {
ID string
Scopes Scope
}
// Identity represents data about the caller of the library. The Provider implementations should
// ensure that the ID string is unique across all instances.
type Identity struct {
ID string
Scopes Scope
Groups map[string]AccessGroup
}
// GetIDs returns all IDs related to the identity, i.e. the identity ID and all its group IDs.
func (i *Identity) GetIDs() map[string]struct{} {
ids := make(map[string]struct{}, len(i.Groups)+1)
ids[i.ID] = struct{}{}
for gid := range i.Groups {
ids[gid] = struct{}{}
}
return ids
}
// GetIDScope returns the scopes associated with a given ID (identity or group ID).
func (i *Identity) GetIDScope(id string) Scope {
if id == i.ID {
return i.Scopes
}
if group, ok := i.Groups[id]; ok {
return group.Scopes
}
return ScopeNone
}
type Provider interface {
GetIdentity(ctx context.Context, token string) (Identity, error)
}