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[CONTROLLER/HTTP] adds organization db api
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zhengya
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Mar 7, 2024
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2 changes: 1 addition & 1 deletion
2
server/controller/db/mysql/migrator/go.mod → ...controller/db/mysql/migrator/table/go.mod
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,3 @@ | ||
| module github.com/deepflowio/deepflow/server/controller/db/mysql/migrator | ||
| module github.com/deepflowio/deepflow/server/controller/db/mysql/migrator/table | ||
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| go 1.18 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,128 @@ | ||
| /* | ||
| * Copyright (c) 2024 Yunshan Networks | ||
| * | ||
| * 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. | ||
| */ | ||
|
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| package table | ||
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| import ( | ||
| "errors" | ||
| "fmt" | ||
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| "github.com/op/go-logging" | ||
| "gorm.io/gorm" | ||
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| "github.com/deepflowio/deepflow/server/controller/db/mysql" | ||
| "github.com/deepflowio/deepflow/server/controller/db/mysql/common" | ||
| "github.com/deepflowio/deepflow/server/controller/db/mysql/config" | ||
| "github.com/deepflowio/deepflow/server/controller/db/mysql/migration" | ||
| ) | ||
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| var log = logging.MustGetLogger("db.mysql.migrator.table") | ||
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| func UpgradeDatabase(cfg config.MySqlConfig) error { | ||
| db, err := mysql.GetConnectionWithDatabase(cfg) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| var dbVersionTable string | ||
| err = db.Raw(fmt.Sprintf("SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA='%s' AND TABLE_NAME='%s'", cfg.Database, migration.DB_VERSION_TABLE)).Scan(&dbVersionTable).Error | ||
| if err != nil { | ||
| err = errors.New(fmt.Sprintf("check db_version table failed: %v", err)) | ||
| log.Error(err.Error()) | ||
| return err | ||
| } | ||
| if dbVersionTable == "" { | ||
| return initTablesWithoutRollBack(db, cfg.Database) | ||
| } else { | ||
| return upgradeIfDBVersionNotLatest(db, cfg) | ||
| } | ||
| } | ||
|
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| func initTablesWithoutRollBack(db *gorm.DB, database string) error { | ||
| log.Info("init db tables without rollback") | ||
| return initTables(db) | ||
| } | ||
|
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| func upgradeIfDBVersionNotLatest(db *gorm.DB, cfg config.MySqlConfig) error { | ||
| log.Info("upgrade if db version is not the latest") | ||
| var version string | ||
| err := db.Raw(fmt.Sprintf("SELECT version FROM %s", migration.DB_VERSION_TABLE)).Scan(&version).Error | ||
| if err != nil { | ||
| err = errors.New(fmt.Sprintf("check db version failed: %v", err)) | ||
| log.Error(err.Error()) | ||
| return err | ||
| } | ||
| log.Infof("current db version: %s, expected db version: %s", version, migration.DB_VERSION_EXPECTED) | ||
| if version == "" { | ||
| if cfg.DropDatabaseEnabled { | ||
| return recreateDatabaseAndInitTables(db, cfg) | ||
| } else { | ||
| err = errors.New("current db version is null, need manual handling") | ||
| log.Error(err.Error()) | ||
| return err | ||
| } | ||
| } else if version != migration.DB_VERSION_EXPECTED { | ||
| return common.ExecuteIssus(db, version) | ||
| } | ||
| return nil | ||
| } | ||
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| func recreateDatabaseAndInitTables(db *gorm.DB, cfg config.MySqlConfig) error { | ||
| log.Info("recreate database and init tables") | ||
| common.DropDatabase(db, cfg.Database) | ||
| db, err := mysql.GetConnectionWithoutDatabase(cfg) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| err = common.CreateDatabase(db, cfg.Database) | ||
| if err != nil { | ||
| err = errors.New(fmt.Sprintf("created database %s failed: %v", cfg.Database, err)) | ||
| log.Error(err.Error()) | ||
| return err | ||
| } | ||
|
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| db, err = mysql.GetConnectionWithDatabase(cfg) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return DropDatabaseIfInitTablesFailed(db, cfg.Database) | ||
| } | ||
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| func DropDatabaseIfInitTablesFailed(db *gorm.DB, database string) error { | ||
| log.Info("drop database if init tables failed") | ||
| err := initTables(db) | ||
| if err != nil { | ||
| err := common.DropDatabase(db, database) | ||
| if err != nil { | ||
| err = errors.New(fmt.Sprintf("drop database %s failed: %v", database, err)) | ||
| log.Error(err.Error()) | ||
| } | ||
| return err | ||
| } | ||
| return nil | ||
| } | ||
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| func initTables(db *gorm.DB) error { | ||
| log.Info("init db tables start") | ||
| if err := common.InitEETables(db); err != nil { | ||
| return err | ||
| } | ||
| if err := common.InitDBVersion(db); err != nil { | ||
| return err | ||
| } | ||
| log.Info("init db tables success") | ||
| return nil | ||
| } |
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