feat: add the default gc config

manager/database/database.go

@@ -17,6 +17,7 @@
 package database
 
 import (
+	"encoding/json"
 	"errors"
 	"fmt"
 
@@ -200,5 +201,33 @@ func seed(db *gorm.DB) error {
 		}
 	}
 
+	// Create default GC config.
+	var config models.Config
+	if err := db.Model(models.Config{}).First(&config, models.Config{Name: models.ConfigGC}).Error; err != nil {
+		if !errors.Is(err, gorm.ErrRecordNotFound) {
+			return err
+		}
+
+		gcConfig := &models.GCConfig{
+			Audit: &models.GCAuditConfig{
+				TTL: models.DefaultGCAuditTTL,
+			},
+			Job: &models.GCJobConfig{
+				TTL: models.DefaultGCJobTTL,
+			},
+		}
+		gcConfigVal, err := json.Marshal(gcConfig)
+		if err != nil {
+			return err
+		}
+
+		if err := db.Model(models.Config{}).Create(&models.Config{
+			Name:  models.ConfigGC,
+			Value: string(gcConfigVal),
+		}).Error; err != nil {
+			return err
+		}
+	}
+
 	return nil
 }

manager/models/config.go

@@ -16,6 +16,21 @@
 
 package models
 
+import "time"
+
+const (
+	// ConfigGC is the name of the GC config.
+	ConfigGC = "gc"
+)
+
+const (
+	// DefaultGCJobTTL is the default GC job TTL, by default it is 6 hours.
+	DefaultGCJobTTL = time.Hour * 6
+
+	// DefaultGCAuditTTL is the default audit TTL, by default it is 7 days.
+	DefaultGCAuditTTL = time.Hour * 24 * 7
+)
+
 type Config struct {
 	BaseModel
 	Name   string `gorm:"column:name;type:varchar(256);index:uk_config_name,unique;not null;comment:config name" json:"name"`
@@ -24,3 +39,16 @@ type Config struct {
 	UserID uint   `gorm:"comment:user id" json:"user_id"`
 	User   User   `json:"user"`
 }
+
+type GCConfig struct {
+	Audit *GCAuditConfig `json:"audit,omitempty"`
+	Job   *GCJobConfig   `json:"job,omitempty"`
+}
+
+type GCAuditConfig struct {
+	TTL time.Duration `json:"ttl"`
+}
+
+type GCJobConfig struct {
+	TTL time.Duration `json:"ttl"`
+}