forked from mystiq/dex
95 lines
2.9 KiB
Go
95 lines
2.9 KiB
Go
package storage
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import (
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"errors"
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"strings"
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)
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// Tests for this code are in the "memory" package, since this package doesn't
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// define a concrete storage implementation.
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// staticClientsStorage is a storage that only allow read-only actions on clients.
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// All read actions return from the list of clients stored in memory, not the
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// underlying
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type staticClientsStorage struct {
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Storage
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// A read-only set of clients.
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clients []Client
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clientsByID map[string]Client
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}
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// WithStaticClients returns a storage with a read-only set of clients. Write actions,
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// such as creating other clients, will fail.
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//
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// In the future the returned storage may allow creating and storing additional clients
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// in the underlying storage.
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func WithStaticClients(s Storage, staticClients []Client) Storage {
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clientsByID := make(map[string]Client, len(staticClients))
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for _, client := range staticClients {
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clientsByID[client.ID] = client
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}
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return staticClientsStorage{s, staticClients, clientsByID}
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}
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func (s staticClientsStorage) GetClient(id string) (Client, error) {
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if client, ok := s.clientsByID[id]; ok {
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return client, nil
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}
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return Client{}, ErrNotFound
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}
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func (s staticClientsStorage) ListClients() ([]Client, error) {
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clients := make([]Client, len(s.clients))
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copy(clients, s.clients)
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return clients, nil
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}
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func (s staticClientsStorage) CreateClient(c Client) error {
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return errors.New("static clients: read-only cannot create client")
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}
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func (s staticClientsStorage) DeleteClient(id string) error {
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return errors.New("static clients: read-only cannot delete client")
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}
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func (s staticClientsStorage) UpdateClient(id string, updater func(old Client) (Client, error)) error {
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return errors.New("static clients: read-only cannot update client")
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}
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type staticPasswordsStorage struct {
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Storage
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passwordsByEmail map[string]Password
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}
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// WithStaticPasswords returns a storage with a read-only set of passwords. Write actions,
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// such as creating other passwords, will fail.
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func WithStaticPasswords(s Storage, staticPasswords []Password) Storage {
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passwordsByEmail := make(map[string]Password, len(staticPasswords))
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for _, p := range staticPasswords {
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p.Email = strings.ToLower(p.Email)
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passwordsByEmail[p.Email] = p
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}
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return staticPasswordsStorage{s, passwordsByEmail}
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}
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func (s staticPasswordsStorage) GetPassword(email string) (Password, error) {
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if password, ok := s.passwordsByEmail[strings.ToLower(email)]; ok {
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return password, nil
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}
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return Password{}, ErrNotFound
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}
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func (s staticPasswordsStorage) CreatePassword(p Password) error {
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return errors.New("static passwords: read-only cannot create password")
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}
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func (s staticPasswordsStorage) DeletePassword(id string) error {
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return errors.New("static passwords: read-only cannot create password")
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}
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func (s staticPasswordsStorage) UpdatePassword(id string, updater func(old Password) (Password, error)) error {
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return errors.New("static passwords: read-only cannot update password")
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}
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