124 lines
3.2 KiB
Go
124 lines
3.2 KiB
Go
package database
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import (
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"fmt"
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"time"
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"ezops/internal/config"
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"ezops/internal/models"
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"gorm.io/driver/mysql"
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"gorm.io/driver/postgres"
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"gorm.io/driver/sqlite"
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"gorm.io/gorm"
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"gorm.io/gorm/logger"
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)
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// New 创建数据库连接
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func New(cfg config.DatabaseConfig) (*gorm.DB, error) {
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var dialector gorm.Dialector
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switch cfg.Driver {
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case "mysql":
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dsn := fmt.Sprintf("%s:%s@tcp(%s:%d)/%s?charset=%s&parseTime=True&loc=Local",
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cfg.User, cfg.Password, cfg.Host, cfg.Port, cfg.DBName, cfg.Charset)
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dialector = mysql.Open(dsn)
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case "postgres":
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dsn := fmt.Sprintf("host=%s port=%d user=%s password=%s dbname=%s sslmode=disable",
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cfg.Host, cfg.Port, cfg.User, cfg.Password, cfg.DBName)
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dialector = postgres.Open(dsn)
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case "sqlite":
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dialector = sqlite.Open(cfg.DBName)
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default:
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return nil, fmt.Errorf("unsupported database driver: %s", cfg.Driver)
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}
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db, err := gorm.Open(dialector, &gorm.Config{
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Logger: logger.Default.LogMode(logger.Silent),
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})
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if err != nil {
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return nil, err
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}
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// 设置连接池
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sqlDB, err := db.DB()
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if err != nil {
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return nil, err
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}
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sqlDB.SetMaxOpenConns(cfg.MaxConn)
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sqlDB.SetMaxIdleConns(cfg.MaxIdle)
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sqlDB.SetConnMaxLifetime(time.Hour)
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return db, nil
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}
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// AutoMigrate 自动迁移数据库表
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// 逐表迁移：单张表的迁移错误（如索引名冲突）不会阻塞其他表，
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// 避免 GORM + MySQL 8.0 的 "Can't DROP" 索引问题导致整个启动失败
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func AutoMigrate(db *gorm.DB) error {
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allModels := []interface{}{
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&models.User{},
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&models.Role{},
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&models.Permission{},
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&models.Server{},
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&models.Cloud{},
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&models.CloudAccount{},
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&models.Region{},
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&models.Domain{},
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&models.K8sCluster{},
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&models.K8sNode{},
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&models.K8sPod{},
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&models.K8sDeployment{},
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&models.K8sService{},
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&models.K8sIngress{},
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&models.AlertRule{},
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&models.AlertEvent{},
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&models.NotifyChannel{},
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&models.MetricData{},
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&models.Pipeline{},
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&models.PipelineRun{},
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&models.AppRelease{},
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&models.CronJob{},
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&models.Script{},
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&models.TaskExecution{},
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&models.Playbook{},
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&models.ApprovalTemplate{},
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&models.ApprovalProcess{},
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&models.ApprovalStep{},
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&models.NavigationGroup{},
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&models.NavigationLink{},
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&models.AuditLog{},
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&models.LDAPConfig{},
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&models.ResourceModel{},
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&models.CloudBilling{},
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&models.BillingAlertRule{},
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&models.AgentReport{},
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&models.AgentTask{},
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&models.AgentRule{},
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&models.AgentAlert{},
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&models.AnsiblePlaybook{},
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&models.AnsibleJob{},
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&models.AnsibleInventory{},
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&models.LogSource{},
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&models.LogEntry{},
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&models.TopologyLayout{}, // 拓扑布局保存 // Logan.Li
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&models.TerminalSession{}, // 终端会话录制（终端审计） // Logan.Li
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&models.LLMConfig{}, // 大语言模型配置（AI 智能助手） // Logan.Li
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&models.ChatHistory{}, // 对话历史记录（按用户隔离） // Logan.Li
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&models.MetricsKline{}, // 指标K线聚合（Redis 热数据 → MySQL） // Logan.Li
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}
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var lastErr error
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for _, m := range allModels {
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if err := db.AutoMigrate(m); err != nil {
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// 记录但不阻塞 — 表和大多数索引已正常创建，
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// 个别索引 DROP 冲突不影响核心功能
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lastErr = err
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}
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}
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// 全部跑完后返回 nil：单张表的索引错误不应阻断服务启动
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_ = lastErr
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return nil
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}
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