From 9659a6da06852ede9bf6b87c0e39a543e88a5034 Mon Sep 17 00:00:00 2001 From: Christopher Speller Date: Tue, 27 Jun 2017 08:02:08 -0700 Subject: Stage 1 of caching layer. Framework (#6693) --- store/sql_supplier.go | 825 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 825 insertions(+) create mode 100644 store/sql_supplier.go (limited to 'store/sql_supplier.go') diff --git a/store/sql_supplier.go b/store/sql_supplier.go new file mode 100644 index 000000000..c062d0ff0 --- /dev/null +++ b/store/sql_supplier.go @@ -0,0 +1,825 @@ +// Copyright (c) 2016-present Mattermost, Inc. All Rights Reserved. +// See License.txt for license information. + +package store + +import ( + dbsql "database/sql" + "encoding/json" + "errors" + "fmt" + sqltrace "log" + "os" + "strings" + "sync/atomic" + "time" + + l4g "github.com/alecthomas/log4go" + "github.com/mattermost/gorp" + "github.com/mattermost/platform/model" + "github.com/mattermost/platform/utils" +) + +const ( + INDEX_TYPE_FULL_TEXT = "full_text" + INDEX_TYPE_DEFAULT = "default" + MAX_DB_CONN_LIFETIME = 60 +) + +const ( + EXIT_CREATE_TABLE = 100 + EXIT_DB_OPEN = 101 + EXIT_PING = 102 + EXIT_NO_DRIVER = 103 + EXIT_TABLE_EXISTS = 104 + EXIT_TABLE_EXISTS_MYSQL = 105 + EXIT_COLUMN_EXISTS = 106 + EXIT_DOES_COLUMN_EXISTS_POSTGRES = 107 + EXIT_DOES_COLUMN_EXISTS_MYSQL = 108 + EXIT_DOES_COLUMN_EXISTS_MISSING = 109 + EXIT_CREATE_COLUMN_POSTGRES = 110 + EXIT_CREATE_COLUMN_MYSQL = 111 + EXIT_CREATE_COLUMN_MISSING = 112 + EXIT_REMOVE_COLUMN = 113 + EXIT_RENAME_COLUMN = 114 + EXIT_MAX_COLUMN = 115 + EXIT_ALTER_COLUMN = 116 + EXIT_CREATE_INDEX_POSTGRES = 117 + EXIT_CREATE_INDEX_MYSQL = 118 + EXIT_CREATE_INDEX_FULL_MYSQL = 119 + EXIT_CREATE_INDEX_MISSING = 120 + EXIT_REMOVE_INDEX_POSTGRES = 121 + EXIT_REMOVE_INDEX_MYSQL = 122 + EXIT_REMOVE_INDEX_MISSING = 123 + EXIT_REMOVE_TABLE = 134 +) + +type SqlSupplierResult struct { + Err model.AppError + Result interface{} +} + +type SqlSupplierOldStores struct { + team TeamStore + channel ChannelStore + post PostStore + user UserStore + audit AuditStore + cluster ClusterDiscoveryStore + compliance ComplianceStore + session SessionStore + oauth OAuthStore + system SystemStore + webhook WebhookStore + command CommandStore + preference PreferenceStore + license LicenseStore + token TokenStore + emoji EmojiStore + status StatusStore + fileInfo FileInfoStore + reaction ReactionStore + jobStatus JobStatusStore +} + +type SqlSupplier struct { + master *gorp.DbMap + replicas []*gorp.DbMap + searchReplicas []*gorp.DbMap + rrCounter int64 + srCounter int64 + oldStores SqlSupplierOldStores +} + +func NewSqlSupplier() *SqlSupplier { + supplier := &SqlSupplier{ + rrCounter: 0, + srCounter: 0, + } + + supplier.initConnection() + + supplier.oldStores.team = NewSqlTeamStore(supplier) + supplier.oldStores.channel = NewSqlChannelStore(supplier) + supplier.oldStores.post = NewSqlPostStore(supplier) + supplier.oldStores.user = NewSqlUserStore(supplier) + supplier.oldStores.audit = NewSqlAuditStore(supplier) + supplier.oldStores.cluster = NewSqlClusterDiscoveryStore(supplier) + supplier.oldStores.compliance = NewSqlComplianceStore(supplier) + supplier.oldStores.session = NewSqlSessionStore(supplier) + supplier.oldStores.oauth = NewSqlOAuthStore(supplier) + supplier.oldStores.system = NewSqlSystemStore(supplier) + supplier.oldStores.webhook = NewSqlWebhookStore(supplier) + supplier.oldStores.command = NewSqlCommandStore(supplier) + supplier.oldStores.preference = NewSqlPreferenceStore(supplier) + supplier.oldStores.license = NewSqlLicenseStore(supplier) + supplier.oldStores.token = NewSqlTokenStore(supplier) + supplier.oldStores.emoji = NewSqlEmojiStore(supplier) + supplier.oldStores.status = NewSqlStatusStore(supplier) + supplier.oldStores.fileInfo = NewSqlFileInfoStore(supplier) + supplier.oldStores.reaction = NewSqlReactionStore(supplier) + supplier.oldStores.jobStatus = NewSqlJobStatusStore(supplier) + + err := supplier.GetMaster().CreateTablesIfNotExists() + if err != nil { + l4g.Critical(utils.T("store.sql.creating_tables.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_CREATE_TABLE) + } + + UpgradeDatabase(supplier) + + supplier.oldStores.team.(*SqlTeamStore).CreateIndexesIfNotExists() + supplier.oldStores.channel.(*SqlChannelStore).CreateIndexesIfNotExists() + supplier.oldStores.post.(*SqlPostStore).CreateIndexesIfNotExists() + supplier.oldStores.user.(*SqlUserStore).CreateIndexesIfNotExists() + supplier.oldStores.audit.(*SqlAuditStore).CreateIndexesIfNotExists() + supplier.oldStores.compliance.(*SqlComplianceStore).CreateIndexesIfNotExists() + supplier.oldStores.session.(*SqlSessionStore).CreateIndexesIfNotExists() + supplier.oldStores.oauth.(*SqlOAuthStore).CreateIndexesIfNotExists() + supplier.oldStores.system.(*SqlSystemStore).CreateIndexesIfNotExists() + supplier.oldStores.webhook.(*SqlWebhookStore).CreateIndexesIfNotExists() + supplier.oldStores.command.(*SqlCommandStore).CreateIndexesIfNotExists() + supplier.oldStores.preference.(*SqlPreferenceStore).CreateIndexesIfNotExists() + supplier.oldStores.license.(*SqlLicenseStore).CreateIndexesIfNotExists() + supplier.oldStores.token.(*SqlTokenStore).CreateIndexesIfNotExists() + supplier.oldStores.emoji.(*SqlEmojiStore).CreateIndexesIfNotExists() + supplier.oldStores.status.(*SqlStatusStore).CreateIndexesIfNotExists() + supplier.oldStores.fileInfo.(*SqlFileInfoStore).CreateIndexesIfNotExists() + supplier.oldStores.reaction.(*SqlReactionStore).CreateIndexesIfNotExists() + supplier.oldStores.jobStatus.(*SqlJobStatusStore).CreateIndexesIfNotExists() + + supplier.oldStores.preference.(*SqlPreferenceStore).DeleteUnusedFeatures() + + return supplier +} + +func setupConnection(con_type string, driver string, dataSource string, maxIdle int, maxOpen int, trace bool) *gorp.DbMap { + db, err := dbsql.Open(driver, dataSource) + if err != nil { + l4g.Critical(utils.T("store.sql.open_conn.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_DB_OPEN) + } + + l4g.Info(utils.T("store.sql.pinging.info"), con_type) + err = db.Ping() + if err != nil { + l4g.Critical(utils.T("store.sql.ping.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_PING) + } + + db.SetMaxIdleConns(maxIdle) + db.SetMaxOpenConns(maxOpen) + db.SetConnMaxLifetime(time.Duration(MAX_DB_CONN_LIFETIME) * time.Minute) + + var dbmap *gorp.DbMap + + connectionTimeout := time.Duration(*utils.Cfg.SqlSettings.QueryTimeout) * time.Second + + if driver == "sqlite3" { + dbmap = &gorp.DbMap{Db: db, TypeConverter: mattermConverter{}, Dialect: gorp.SqliteDialect{}, QueryTimeout: connectionTimeout} + } else if driver == model.DATABASE_DRIVER_MYSQL { + dbmap = &gorp.DbMap{Db: db, TypeConverter: mattermConverter{}, Dialect: gorp.MySQLDialect{Engine: "InnoDB", Encoding: "UTF8MB4"}, QueryTimeout: connectionTimeout} + } else if driver == model.DATABASE_DRIVER_POSTGRES { + dbmap = &gorp.DbMap{Db: db, TypeConverter: mattermConverter{}, Dialect: gorp.PostgresDialect{}, QueryTimeout: connectionTimeout} + } else { + l4g.Critical(utils.T("store.sql.dialect_driver.critical")) + time.Sleep(time.Second) + os.Exit(EXIT_NO_DRIVER) + } + + if trace { + dbmap.TraceOn("", sqltrace.New(os.Stdout, "sql-trace:", sqltrace.Lmicroseconds)) + } + + return dbmap +} + +func (s *SqlSupplier) initConnection() { + s.master = setupConnection("master", utils.Cfg.SqlSettings.DriverName, + utils.Cfg.SqlSettings.DataSource, utils.Cfg.SqlSettings.MaxIdleConns, + utils.Cfg.SqlSettings.MaxOpenConns, utils.Cfg.SqlSettings.Trace) + + if len(utils.Cfg.SqlSettings.DataSourceReplicas) == 0 { + s.replicas = make([]*gorp.DbMap, 1) + s.replicas[0] = s.master + } else { + s.replicas = make([]*gorp.DbMap, len(utils.Cfg.SqlSettings.DataSourceReplicas)) + for i, replica := range utils.Cfg.SqlSettings.DataSourceReplicas { + s.replicas[i] = setupConnection(fmt.Sprintf("replica-%v", i), utils.Cfg.SqlSettings.DriverName, replica, + utils.Cfg.SqlSettings.MaxIdleConns, utils.Cfg.SqlSettings.MaxOpenConns, + utils.Cfg.SqlSettings.Trace) + } + } + + if len(utils.Cfg.SqlSettings.DataSourceSearchReplicas) == 0 { + s.searchReplicas = s.replicas + } else { + s.searchReplicas = make([]*gorp.DbMap, len(utils.Cfg.SqlSettings.DataSourceSearchReplicas)) + for i, replica := range utils.Cfg.SqlSettings.DataSourceSearchReplicas { + s.searchReplicas[i] = setupConnection(fmt.Sprintf("search-replica-%v", i), utils.Cfg.SqlSettings.DriverName, replica, + utils.Cfg.SqlSettings.MaxIdleConns, utils.Cfg.SqlSettings.MaxOpenConns, + utils.Cfg.SqlSettings.Trace) + } + } +} + +func (ss *SqlSupplier) GetCurrentSchemaVersion() string { + version, _ := ss.GetMaster().SelectStr("SELECT Value FROM Systems WHERE Name='Version'") + return version +} + +func (ss *SqlSupplier) GetMaster() *gorp.DbMap { + return ss.master +} + +func (ss *SqlSupplier) GetSearchReplica() *gorp.DbMap { + rrNum := atomic.AddInt64(&ss.srCounter, 1) % int64(len(ss.searchReplicas)) + return ss.searchReplicas[rrNum] +} + +func (ss *SqlSupplier) GetReplica() *gorp.DbMap { + rrNum := atomic.AddInt64(&ss.rrCounter, 1) % int64(len(ss.replicas)) + return ss.replicas[rrNum] +} + +func (ss *SqlSupplier) TotalMasterDbConnections() int { + return ss.GetMaster().Db.Stats().OpenConnections +} + +func (ss *SqlSupplier) TotalReadDbConnections() int { + + if len(utils.Cfg.SqlSettings.DataSourceReplicas) == 0 { + return 0 + } + + count := 0 + for _, db := range ss.replicas { + count = count + db.Db.Stats().OpenConnections + } + + return count +} + +func (ss *SqlSupplier) TotalSearchDbConnections() int { + if len(utils.Cfg.SqlSettings.DataSourceSearchReplicas) == 0 { + return 0 + } + + count := 0 + for _, db := range ss.searchReplicas { + count = count + db.Db.Stats().OpenConnections + } + + return count +} + +func (ss *SqlSupplier) MarkSystemRanUnitTests() { + if result := <-ss.System().Get(); result.Err == nil { + props := result.Data.(model.StringMap) + unitTests := props[model.SYSTEM_RAN_UNIT_TESTS] + if len(unitTests) == 0 { + systemTests := &model.System{Name: model.SYSTEM_RAN_UNIT_TESTS, Value: "1"} + <-ss.System().Save(systemTests) + } + } +} + +func (ss *SqlSupplier) DoesTableExist(tableName string) bool { + if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_POSTGRES { + count, err := ss.GetMaster().SelectInt( + `SELECT count(relname) FROM pg_class WHERE relname=$1`, + strings.ToLower(tableName), + ) + + if err != nil { + l4g.Critical(utils.T("store.sql.table_exists.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_TABLE_EXISTS) + } + + return count > 0 + + } else if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_MYSQL { + + count, err := ss.GetMaster().SelectInt( + `SELECT + COUNT(0) AS table_exists + FROM + information_schema.TABLES + WHERE + TABLE_SCHEMA = DATABASE() + AND TABLE_NAME = ? + `, + tableName, + ) + + if err != nil { + l4g.Critical(utils.T("store.sql.table_exists.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_TABLE_EXISTS_MYSQL) + } + + return count > 0 + + } else { + l4g.Critical(utils.T("store.sql.column_exists_missing_driver.critical")) + time.Sleep(time.Second) + os.Exit(EXIT_COLUMN_EXISTS) + return false + } +} + +func (ss *SqlSupplier) DoesColumnExist(tableName string, columnName string) bool { + if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_POSTGRES { + count, err := ss.GetMaster().SelectInt( + `SELECT COUNT(0) + FROM pg_attribute + WHERE attrelid = $1::regclass + AND attname = $2 + AND NOT attisdropped`, + strings.ToLower(tableName), + strings.ToLower(columnName), + ) + + if err != nil { + if err.Error() == "pq: relation \""+strings.ToLower(tableName)+"\" does not exist" { + return false + } + + l4g.Critical(utils.T("store.sql.column_exists.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_DOES_COLUMN_EXISTS_POSTGRES) + } + + return count > 0 + + } else if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_MYSQL { + + count, err := ss.GetMaster().SelectInt( + `SELECT + COUNT(0) AS column_exists + FROM + information_schema.COLUMNS + WHERE + TABLE_SCHEMA = DATABASE() + AND TABLE_NAME = ? + AND COLUMN_NAME = ?`, + tableName, + columnName, + ) + + if err != nil { + l4g.Critical(utils.T("store.sql.column_exists.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_DOES_COLUMN_EXISTS_MYSQL) + } + + return count > 0 + + } else { + l4g.Critical(utils.T("store.sql.column_exists_missing_driver.critical")) + time.Sleep(time.Second) + os.Exit(EXIT_DOES_COLUMN_EXISTS_MISSING) + return false + } +} + +func (ss *SqlSupplier) CreateColumnIfNotExists(tableName string, columnName string, mySqlColType string, postgresColType string, defaultValue string) bool { + + if ss.DoesColumnExist(tableName, columnName) { + return false + } + + if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_POSTGRES { + _, err := ss.GetMaster().ExecNoTimeout("ALTER TABLE " + tableName + " ADD " + columnName + " " + postgresColType + " DEFAULT '" + defaultValue + "'") + if err != nil { + l4g.Critical(utils.T("store.sql.create_column.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_CREATE_COLUMN_POSTGRES) + } + + return true + + } else if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_MYSQL { + _, err := ss.GetMaster().ExecNoTimeout("ALTER TABLE " + tableName + " ADD " + columnName + " " + mySqlColType + " DEFAULT '" + defaultValue + "'") + if err != nil { + l4g.Critical(utils.T("store.sql.create_column.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_CREATE_COLUMN_MYSQL) + } + + return true + + } else { + l4g.Critical(utils.T("store.sql.create_column_missing_driver.critical")) + time.Sleep(time.Second) + os.Exit(EXIT_CREATE_COLUMN_MISSING) + return false + } +} + +func (ss *SqlSupplier) RemoveColumnIfExists(tableName string, columnName string) bool { + + if !ss.DoesColumnExist(tableName, columnName) { + return false + } + + _, err := ss.GetMaster().ExecNoTimeout("ALTER TABLE " + tableName + " DROP COLUMN " + columnName) + if err != nil { + l4g.Critical("Failed to drop column %v", err) + time.Sleep(time.Second) + os.Exit(EXIT_REMOVE_COLUMN) + } + + return true +} + +func (ss *SqlSupplier) RemoveTableIfExists(tableName string) bool { + if !ss.DoesTableExist(tableName) { + return false + } + + _, err := ss.GetMaster().ExecNoTimeout("DROP TABLE " + tableName) + if err != nil { + l4g.Critical("Failed to drop table %v", err) + time.Sleep(time.Second) + os.Exit(EXIT_REMOVE_TABLE) + } + + return true +} + +func (ss *SqlSupplier) RenameColumnIfExists(tableName string, oldColumnName string, newColumnName string, colType string) bool { + if !ss.DoesColumnExist(tableName, oldColumnName) { + return false + } + + var err error + if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_MYSQL { + _, err = ss.GetMaster().ExecNoTimeout("ALTER TABLE " + tableName + " CHANGE " + oldColumnName + " " + newColumnName + " " + colType) + } else if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_POSTGRES { + _, err = ss.GetMaster().ExecNoTimeout("ALTER TABLE " + tableName + " RENAME COLUMN " + oldColumnName + " TO " + newColumnName) + } + + if err != nil { + l4g.Critical(utils.T("store.sql.rename_column.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_RENAME_COLUMN) + } + + return true +} + +func (ss *SqlSupplier) GetMaxLengthOfColumnIfExists(tableName string, columnName string) string { + if !ss.DoesColumnExist(tableName, columnName) { + return "" + } + + var result string + var err error + if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_MYSQL { + result, err = ss.GetMaster().SelectStr("SELECT CHARACTER_MAXIMUM_LENGTH FROM information_schema.columns WHERE table_name = '" + tableName + "' AND COLUMN_NAME = '" + columnName + "'") + } else if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_POSTGRES { + result, err = ss.GetMaster().SelectStr("SELECT character_maximum_length FROM information_schema.columns WHERE table_name = '" + strings.ToLower(tableName) + "' AND column_name = '" + strings.ToLower(columnName) + "'") + } + + if err != nil { + l4g.Critical(utils.T("store.sql.maxlength_column.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_MAX_COLUMN) + } + + return result +} + +func (ss *SqlSupplier) AlterColumnTypeIfExists(tableName string, columnName string, mySqlColType string, postgresColType string) bool { + if !ss.DoesColumnExist(tableName, columnName) { + return false + } + + var err error + if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_MYSQL { + _, err = ss.GetMaster().ExecNoTimeout("ALTER TABLE " + tableName + " MODIFY " + columnName + " " + mySqlColType) + } else if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_POSTGRES { + _, err = ss.GetMaster().ExecNoTimeout("ALTER TABLE " + strings.ToLower(tableName) + " ALTER COLUMN " + strings.ToLower(columnName) + " TYPE " + postgresColType) + } + + if err != nil { + l4g.Critical(utils.T("store.sql.alter_column_type.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_ALTER_COLUMN) + } + + return true +} + +func (ss *SqlSupplier) CreateUniqueIndexIfNotExists(indexName string, tableName string, columnName string) bool { + return ss.createIndexIfNotExists(indexName, tableName, columnName, INDEX_TYPE_DEFAULT, true) +} + +func (ss *SqlSupplier) CreateIndexIfNotExists(indexName string, tableName string, columnName string) bool { + return ss.createIndexIfNotExists(indexName, tableName, columnName, INDEX_TYPE_DEFAULT, false) +} + +func (ss *SqlSupplier) CreateFullTextIndexIfNotExists(indexName string, tableName string, columnName string) bool { + return ss.createIndexIfNotExists(indexName, tableName, columnName, INDEX_TYPE_FULL_TEXT, false) +} + +func (ss *SqlSupplier) createIndexIfNotExists(indexName string, tableName string, columnName string, indexType string, unique bool) bool { + + uniqueStr := "" + if unique { + uniqueStr = "UNIQUE " + } + + if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_POSTGRES { + _, err := ss.GetMaster().SelectStr("SELECT $1::regclass", indexName) + // It should fail if the index does not exist + if err == nil { + return false + } + + query := "" + if indexType == INDEX_TYPE_FULL_TEXT { + postgresColumnNames := convertMySQLFullTextColumnsToPostgres(columnName) + query = "CREATE INDEX " + indexName + " ON " + tableName + " USING gin(to_tsvector('english', " + postgresColumnNames + "))" + } else { + query = "CREATE " + uniqueStr + "INDEX " + indexName + " ON " + tableName + " (" + columnName + ")" + } + + _, err = ss.GetMaster().ExecNoTimeout(query) + if err != nil { + l4g.Critical(utils.T("store.sql.create_index.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_CREATE_INDEX_POSTGRES) + } + } else if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_MYSQL { + + count, err := ss.GetMaster().SelectInt("SELECT COUNT(0) AS index_exists FROM information_schema.statistics WHERE TABLE_SCHEMA = DATABASE() and table_name = ? AND index_name = ?", tableName, indexName) + if err != nil { + l4g.Critical(utils.T("store.sql.check_index.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_CREATE_INDEX_MYSQL) + } + + if count > 0 { + return false + } + + fullTextIndex := "" + if indexType == INDEX_TYPE_FULL_TEXT { + fullTextIndex = " FULLTEXT " + } + + _, err = ss.GetMaster().ExecNoTimeout("CREATE " + uniqueStr + fullTextIndex + " INDEX " + indexName + " ON " + tableName + " (" + columnName + ")") + if err != nil { + l4g.Critical(utils.T("store.sql.create_index.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_CREATE_INDEX_FULL_MYSQL) + } + } else { + l4g.Critical(utils.T("store.sql.create_index_missing_driver.critical")) + time.Sleep(time.Second) + os.Exit(EXIT_CREATE_INDEX_MISSING) + } + + return true +} + +func (ss *SqlSupplier) RemoveIndexIfExists(indexName string, tableName string) bool { + + if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_POSTGRES { + _, err := ss.GetMaster().SelectStr("SELECT $1::regclass", indexName) + // It should fail if the index does not exist + if err != nil { + return false + } + + _, err = ss.GetMaster().ExecNoTimeout("DROP INDEX " + indexName) + if err != nil { + l4g.Critical(utils.T("store.sql.remove_index.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_REMOVE_INDEX_POSTGRES) + } + + return true + } else if utils.Cfg.SqlSettings.DriverName == model.DATABASE_DRIVER_MYSQL { + + count, err := ss.GetMaster().SelectInt("SELECT COUNT(0) AS index_exists FROM information_schema.statistics WHERE TABLE_SCHEMA = DATABASE() and table_name = ? AND index_name = ?", tableName, indexName) + if err != nil { + l4g.Critical(utils.T("store.sql.check_index.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_REMOVE_INDEX_MYSQL) + } + + if count <= 0 { + return false + } + + _, err = ss.GetMaster().ExecNoTimeout("DROP INDEX " + indexName + " ON " + tableName) + if err != nil { + l4g.Critical(utils.T("store.sql.remove_index.critical"), err) + time.Sleep(time.Second) + os.Exit(EXIT_REMOVE_INDEX_MYSQL) + } + } else { + l4g.Critical(utils.T("store.sql.create_index_missing_driver.critical")) + time.Sleep(time.Second) + os.Exit(EXIT_REMOVE_INDEX_MISSING) + } + + return true +} + +func IsUniqueConstraintError(err string, indexName []string) bool { + unique := strings.Contains(err, "unique constraint") || strings.Contains(err, "Duplicate entry") + field := false + for _, contain := range indexName { + if strings.Contains(err, contain) { + field = true + break + } + } + + return unique && field +} + +func (ss *SqlSupplier) GetAllConns() []*gorp.DbMap { + all := make([]*gorp.DbMap, len(ss.replicas)+1) + copy(all, ss.replicas) + all[len(ss.replicas)] = ss.master + return all +} + +func (ss *SqlSupplier) Close() { + l4g.Info(utils.T("store.sql.closing.info")) + ss.master.Db.Close() + for _, replica := range ss.replicas { + replica.Db.Close() + } +} + +func (ss *SqlSupplier) Team() TeamStore { + return ss.oldStores.team +} + +func (ss *SqlSupplier) Channel() ChannelStore { + return ss.oldStores.channel +} + +func (ss *SqlSupplier) Post() PostStore { + return ss.oldStores.post +} + +func (ss *SqlSupplier) User() UserStore { + return ss.oldStores.user +} + +func (ss *SqlSupplier) Session() SessionStore { + return ss.oldStores.session +} + +func (ss *SqlSupplier) Audit() AuditStore { + return ss.oldStores.audit +} + +func (ss *SqlSupplier) ClusterDiscovery() ClusterDiscoveryStore { + return ss.oldStores.cluster +} + +func (ss *SqlSupplier) Compliance() ComplianceStore { + return ss.oldStores.compliance +} + +func (ss *SqlSupplier) OAuth() OAuthStore { + return ss.oldStores.oauth +} + +func (ss *SqlSupplier) System() SystemStore { + return ss.oldStores.system +} + +func (ss *SqlSupplier) Webhook() WebhookStore { + return ss.oldStores.webhook +} + +func (ss *SqlSupplier) Command() CommandStore { + return ss.oldStores.command +} + +func (ss *SqlSupplier) Preference() PreferenceStore { + return ss.oldStores.preference +} + +func (ss *SqlSupplier) License() LicenseStore { + return ss.oldStores.license +} + +func (ss *SqlSupplier) Token() TokenStore { + return ss.oldStores.token +} + +func (ss *SqlSupplier) Emoji() EmojiStore { + return ss.oldStores.emoji +} + +func (ss *SqlSupplier) Status() StatusStore { + return ss.oldStores.status +} + +func (ss *SqlSupplier) FileInfo() FileInfoStore { + return ss.oldStores.fileInfo +} + +func (ss *SqlSupplier) Reaction() ReactionStore { + return ss.oldStores.reaction +} + +func (ss *SqlSupplier) JobStatus() JobStatusStore { + return ss.oldStores.jobStatus +} + +func (ss *SqlSupplier) DropAllTables() { + ss.master.TruncateTables() +} + +type mattermConverter struct{} + +func (me mattermConverter) ToDb(val interface{}) (interface{}, error) { + + switch t := val.(type) { + case model.StringMap: + return model.MapToJson(t), nil + case model.StringArray: + return model.ArrayToJson(t), nil + case model.StringInterface: + return model.StringInterfaceToJson(t), nil + case map[string]interface{}: + return model.StringInterfaceToJson(model.StringInterface(t)), nil + } + + return val, nil +} + +func (me mattermConverter) FromDb(target interface{}) (gorp.CustomScanner, bool) { + switch target.(type) { + case *model.StringMap: + binder := func(holder, target interface{}) error { + s, ok := holder.(*string) + if !ok { + return errors.New(utils.T("store.sql.convert_string_map")) + } + b := []byte(*s) + return json.Unmarshal(b, target) + } + return gorp.CustomScanner{Holder: new(string), Target: target, Binder: binder}, true + case *model.StringArray: + binder := func(holder, target interface{}) error { + s, ok := holder.(*string) + if !ok { + return errors.New(utils.T("store.sql.convert_string_array")) + } + b := []byte(*s) + return json.Unmarshal(b, target) + } + return gorp.CustomScanner{Holder: new(string), Target: target, Binder: binder}, true + case *model.StringInterface: + binder := func(holder, target interface{}) error { + s, ok := holder.(*string) + if !ok { + return errors.New(utils.T("store.sql.convert_string_interface")) + } + b := []byte(*s) + return json.Unmarshal(b, target) + } + return gorp.CustomScanner{Holder: new(string), Target: target, Binder: binder}, true + case *map[string]interface{}: + binder := func(holder, target interface{}) error { + s, ok := holder.(*string) + if !ok { + return errors.New(utils.T("store.sql.convert_string_interface")) + } + b := []byte(*s) + return json.Unmarshal(b, target) + } + return gorp.CustomScanner{Holder: new(string), Target: target, Binder: binder}, true + } + + return gorp.CustomScanner{}, false +} + +func convertMySQLFullTextColumnsToPostgres(columnNames string) string { + columns := strings.Split(columnNames, ", ") + concatenatedColumnNames := "" + for i, c := range columns { + concatenatedColumnNames += c + if i < len(columns)-1 { + concatenatedColumnNames += " || ' ' || " + } + } + + return concatenatedColumnNames +} -- cgit v1.2.3-1-g7c22