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user_session_store.go
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/
user_session_store.go
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// Copyright © 2019 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 (
"context"
"runtime/trace"
"github.com/jinzhu/gorm"
"go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
)
// GetUserSessionStore returns an UserSessionStore on the given db (or transaction).
func GetUserSessionStore(db *gorm.DB) UserSessionStore {
return &userSessionStore{store: newStore(db)}
}
type userSessionStore struct {
*store
}
func (s *userSessionStore) CreateSession(ctx context.Context, sess *ttnpb.UserSession) (*ttnpb.UserSession, error) {
defer trace.StartRegion(ctx, "create user session").End()
user, err := s.findEntity(ctx, sess.UserIdentifiers, "id")
if err != nil {
return nil, err
}
sessionModel := UserSession{
UserID: user.PrimaryKey(),
ExpiresAt: cleanTimePtr(sess.ExpiresAt),
}
if err = s.createEntity(ctx, &sessionModel); err != nil {
return nil, err
}
sessionProto := *sess
sessionModel.toPB(&sessionProto)
return &sessionProto, nil
}
func (s *userSessionStore) FindSessions(ctx context.Context, userIDs *ttnpb.UserIdentifiers) ([]*ttnpb.UserSession, error) {
defer trace.StartRegion(ctx, "find user sessions").End()
user, err := s.findEntity(ctx, userIDs, "id")
if err != nil {
return nil, err
}
query := s.query(ctx, UserSession{}).Where(UserSession{UserID: user.PrimaryKey()})
query = query.Order(orderFromContext(ctx, "user_sessions", "created_at", "DESC"))
if limit, offset := limitAndOffsetFromContext(ctx); limit != 0 {
countTotal(ctx, query.Model(UserSession{}))
query = query.Limit(limit).Offset(offset)
}
var sessionModels []UserSession
query = query.Find(&sessionModels)
setTotal(ctx, uint64(len(sessionModels)))
if query.Error != nil {
return nil, query.Error
}
sessionProtos := make([]*ttnpb.UserSession, len(sessionModels))
for i, sessionModel := range sessionModels {
sessionProto := &ttnpb.UserSession{}
sessionProto.UserID = userIDs.UserID
sessionModel.toPB(sessionProto)
sessionProtos[i] = sessionProto
}
return sessionProtos, nil
}
func (s *userSessionStore) GetSession(ctx context.Context, userIDs *ttnpb.UserIdentifiers, sessionID string) (*ttnpb.UserSession, error) {
defer trace.StartRegion(ctx, "get user session").End()
user, err := s.findEntity(ctx, userIDs, "id")
if err != nil {
return nil, err
}
query := s.query(ctx, UserSession{}).Where(UserSession{Model: Model{ID: sessionID}, UserID: user.PrimaryKey()})
var sessionModel UserSession
if err = query.Find(&sessionModel).Error; err != nil {
if gorm.IsRecordNotFoundError(err) {
return nil, errSessionNotFound.WithAttributes("user_id", userIDs.UserID, "session_id", sessionID)
}
return nil, err
}
sessionProto := &ttnpb.UserSession{}
sessionProto.UserID = userIDs.UserID
sessionModel.toPB(sessionProto)
return sessionProto, nil
}
func (s *userSessionStore) UpdateSession(ctx context.Context, sess *ttnpb.UserSession) (*ttnpb.UserSession, error) {
defer trace.StartRegion(ctx, "update user session").End()
user, err := s.findEntity(ctx, sess.UserIdentifiers, "id")
if err != nil {
return nil, err
}
query := s.query(ctx, UserSession{}).Where(UserSession{Model: Model{ID: sess.SessionID}, UserID: user.PrimaryKey()})
var sessionModel UserSession
if err = query.Find(&sessionModel).Error; err != nil {
if gorm.IsRecordNotFoundError(err) {
return nil, errSessionNotFound.WithAttributes("user_id", sess.UserIdentifiers.UserID, "session_id", sess.SessionID)
}
return nil, err
}
columns := sessionModel.fromPB(sess)
if err = s.updateEntity(ctx, &sessionModel, columns...); err != nil {
return nil, err
}
updated := &ttnpb.UserSession{}
sessionModel.toPB(updated)
return updated, nil
}
func (s *userSessionStore) DeleteSession(ctx context.Context, userIDs *ttnpb.UserIdentifiers, sessionID string) error {
defer trace.StartRegion(ctx, "delete user session").End()
user, err := s.findEntity(ctx, userIDs, "id")
if err != nil {
return err
}
query := s.query(ctx, UserSession{}).Where(UserSession{Model: Model{ID: sessionID}, UserID: user.PrimaryKey()})
return query.Delete(&UserSession{}).Error
}