75 lines
2.4 KiB
Go
75 lines
2.4 KiB
Go
package database
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import (
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"fmt"
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"log"
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"os"
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"time"
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"github.com/glebarez/sqlite"
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"gorm.io/driver/mysql"
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"gorm.io/driver/postgres"
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"gorm.io/gorm"
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"gorm.io/gorm/logger"
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"oci-portal/internal/model"
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)
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// newDBLogger 构造脱敏的 GORM 日志器(S-08):SQL 一律参数化输出,
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// 实参(密码哈希 / token / 任务 payload)不落日志;业务正常路径的
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// record-not-found 不打 SQL。
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func newDBLogger() logger.Interface {
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return logger.New(log.New(os.Stdout, "\r\n", log.LstdFlags), logger.Config{
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SlowThreshold: 200 * time.Millisecond,
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LogLevel: logger.Warn,
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IgnoreRecordNotFoundError: true,
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ParameterizedQueries: true,
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})
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}
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// Open 按驱动打开数据库并自动迁移全部模型。
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// driver 取值 sqlite(默认)/mysql/postgres;sqlite 用 path,其余用 dsn。
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func Open(driver, dsn, path string) (*gorm.DB, error) {
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dialector, err := buildDialector(driver, dsn, path)
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if err != nil {
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return nil, err
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}
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db, err := gorm.Open(dialector, &gorm.Config{
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Logger: newDBLogger(),
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})
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if err != nil {
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return nil, fmt.Errorf("open %s database: %w", dialector.Name(), err)
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}
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if err := autoMigrate(db); err != nil {
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return nil, fmt.Errorf("auto migrate: %w", err)
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}
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return db, nil
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}
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// buildDialector 把驱动名映射为 GORM dialector;三个驱动均为纯 Go,不引入 cgo。
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// MySQL 设 DefaultStringSize=512:未标 size 的 string 建为 varchar(512),
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// 避免 OCID / URL 类字段被默认 varchar(191) 截断(SQLite/PG 的 string 天然无长度上限)。
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func buildDialector(driver, dsn, path string) (gorm.Dialector, error) {
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switch driver {
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case "", "sqlite":
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return sqlite.Open(path), nil
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case "mysql":
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return mysql.New(mysql.Config{DSN: dsn, DefaultStringSize: 512}), nil
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case "postgres":
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return postgres.Open(dsn), nil
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default:
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return nil, fmt.Errorf("unsupported DB_DRIVER %q (sqlite/mysql/postgres)", driver)
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}
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}
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func autoMigrate(db *gorm.DB) error {
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return db.AutoMigrate(
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&model.User{}, &model.UserIdentity{}, &model.OciConfig{}, &model.Task{}, &model.TaskLog{},
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&model.CheckSnapshot{}, &model.CostSnapshot{},
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&model.RegionCache{}, &model.CompartmentCache{}, &model.Setting{},
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&model.SystemLog{}, &model.LogEvent{}, &model.AlertRule{}, &model.AlertRuleHit{}, &model.Proxy{},
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&model.AiKey{}, &model.AiChannel{}, &model.AiModelCache{}, &model.AiCallLog{},
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&model.AiContentLog{},
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)
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}
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