first commit

store/sql_session_store.go

@@ -0,0 +1,176 @@
+// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package store
+
+import (
+	l4g "code.google.com/p/log4go"
+	"github.com/mattermost/platform/model"
+)
+
+type SqlSessionStore struct {
+	*SqlStore
+}
+
+func NewSqlSessionStore(sqlStore *SqlStore) SessionStore {
+	us := &SqlSessionStore{sqlStore}
+
+	for _, db := range sqlStore.GetAllConns() {
+		table := db.AddTableWithName(model.Session{}, "Sessions").SetKeys(false, "Id")
+		table.ColMap("Id").SetMaxSize(26)
+		table.ColMap("AltId").SetMaxSize(26)
+		table.ColMap("UserId").SetMaxSize(26)
+		table.ColMap("TeamId").SetMaxSize(26)
+		table.ColMap("DeviceId").SetMaxSize(128)
+		table.ColMap("Roles").SetMaxSize(64)
+		table.ColMap("Props").SetMaxSize(1000)
+	}
+
+	return us
+}
+
+func (me SqlSessionStore) UpgradeSchemaIfNeeded() {
+}
+
+func (me SqlSessionStore) CreateIndexesIfNotExists() {
+	me.CreateIndexIfNotExists("idx_user_id", "Sessions", "UserId")
+}
+
+func (me SqlSessionStore) Save(session *model.Session) StoreChannel {
+
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if len(session.Id) > 0 {
+			result.Err = model.NewAppError("SqlSessionStore.Save", "Cannot update existing session", "id="+session.Id)
+			storeChannel <- result
+			close(storeChannel)
+			return
+		}
+
+		session.PreSave()
+
+		if cur := <-me.CleanUpExpiredSessions(session.UserId); cur.Err != nil {
+			l4g.Error("Failed to cleanup sessions in Save err=%v", cur.Err)
+		}
+
+		if err := me.GetMaster().Insert(session); err != nil {
+			result.Err = model.NewAppError("SqlSessionStore.Save", "We couldn't save the session", "id="+session.Id+", "+err.Error())
+		} else {
+			result.Data = session
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (me SqlSessionStore) Get(id string) StoreChannel {
+
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if obj, err := me.GetReplica().Get(model.Session{}, id); err != nil {
+			result.Err = model.NewAppError("SqlSessionStore.Get", "We encounted an error finding the session", "id="+id+", "+err.Error())
+		} else if obj == nil {
+			result.Err = model.NewAppError("SqlSessionStore.Get", "We couldn't find the existing session", "id="+id)
+		} else {
+			result.Data = obj.(*model.Session)
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+
+	}()
+
+	return storeChannel
+}
+
+func (me SqlSessionStore) GetSessions(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+
+		if cur := <-me.CleanUpExpiredSessions(userId); cur.Err != nil {
+			l4g.Error("Failed to cleanup sessions in getSessions err=%v", cur.Err)
+		}
+
+		result := StoreResult{}
+
+		var sessions []*model.Session
+
+		if _, err := me.GetReplica().Select(&sessions, "SELECT * FROM Sessions WHERE UserId = ? ORDER BY LastActivityAt DESC", userId); err != nil {
+			result.Err = model.NewAppError("SqlSessionStore.GetSessions", "We encounted an error while finding user sessions", err.Error())
+		} else {
+
+			result.Data = sessions
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (me SqlSessionStore) Remove(sessionIdOrAlt string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		_, err := me.GetMaster().Exec("DELETE FROM Sessions WHERE Id = ? Or AltId = ?", sessionIdOrAlt, sessionIdOrAlt)
+		if err != nil {
+			result.Err = model.NewAppError("SqlSessionStore.RemoveSession", "We couldn't remove the session", "id="+sessionIdOrAlt+", err="+err.Error())
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (me SqlSessionStore) CleanUpExpiredSessions(userId string) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if _, err := me.GetMaster().Exec("DELETE FROM Sessions WHERE UserId = ? AND ExpiresAt != 0 AND ? > ExpiresAt", userId, model.GetMillis()); err != nil {
+			result.Err = model.NewAppError("SqlSessionStore.CleanUpExpiredSessions", "We encounted an error while deleting expired user sessions", err.Error())
+		} else {
+			result.Data = userId
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}
+
+func (me SqlSessionStore) UpdateLastActivityAt(sessionId string, time int64) StoreChannel {
+	storeChannel := make(StoreChannel)
+
+	go func() {
+		result := StoreResult{}
+
+		if _, err := me.GetMaster().Exec("UPDATE Sessions SET LastActivityAt = ? WHERE Id = ?", time, sessionId); err != nil {
+			result.Err = model.NewAppError("SqlSessionStore.UpdateLastActivityAt", "We couldn't update the last_activity_at", "sessionId="+sessionId)
+		} else {
+			result.Data = sessionId
+		}
+
+		storeChannel <- result
+		close(storeChannel)
+	}()
+
+	return storeChannel
+}