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MetaLab/cmd/server/main.go
Victor_Jay d6d03a7c3c feat: 实现 Redis 会话存储,支持内存/Redis 双模式自动切换
- 新增 go-redis/v9 依赖
- 新增 config.yaml redis 配置段 + RedisConfig 结构体 + REDIS_PASSWORD 环境变量覆盖
- 新增 common/redis.go Redis 客户端初始化
- 完整实现 session/redis_store.go,实现 Store 接口全部 7 个方法
- Redis TTL 自动过期,无须后台清理 goroutine
- deps_core.go 根据 cfg.Redis.Enabled 自动选择 RedisStore/MemoryStore
- router.go + main.go 透传 redisClient 参数
2026-05-31 11:28:27 +08:00

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package main
import (
"log"
"metazone.cc/metalab/internal/common"
"metazone.cc/metalab/internal/config"
"metazone.cc/metalab/internal/model"
"metazone.cc/metalab/internal/router"
"metazone.cc/metalab/internal/theme"
"github.com/gin-gonic/gin"
"github.com/redis/go-redis/v9"
"gorm.io/driver/postgres"
"gorm.io/gorm"
)
func main() {
// 配置
cfg := config.Load("config.yaml")
// 从配置初始化角色系统OCP新增角色无需修改源代码
model.InitRoles(cfg.Roles.Levels, cfg.Roles.Names, cfg.Roles.Permissions.OperableRoles)
// 数据库
db, err := gorm.Open(postgres.Open(cfg.Database.DSN()), &gorm.Config{})
if err != nil {
log.Fatalf("连接数据库失败: %v", err)
}
if err := db.AutoMigrate(&model.User{}, &model.AuditSubmission{}, &model.SiteSetting{}, &model.Notification{}, &model.Post{}); err != nil {
log.Fatalf("数据库迁移失败: %v", err)
}
// 邮箱唯一索引迁移:从全表唯一改为部分唯一(仅 deleted_at IS NULL 的行)
// 支持软删除用户邮箱复用
migrations := []string{
`DROP INDEX IF EXISTS idx_users_email`,
`CREATE INDEX IF NOT EXISTS idx_users_email ON users (email)`,
`CREATE UNIQUE INDEX IF NOT EXISTS idx_users_email_active ON users (email) WHERE deleted_at IS NULL`,
}
for _, m := range migrations {
if err := db.Exec(m).Error; err != nil {
log.Fatalf("数据库迁移失败 (%s): %v", m, err)
}
}
log.Println("数据库连接成功")
// Gin 模式
gin.SetMode(cfg.Server.Mode)
r := gin.Default()
// 计算静态资源哈希(用于缓存破坏,文件不变哈希不变)
common.ComputeAssetHashes("templates/MetaLab-2026")
// 模板加载(前端主题 + 管理后台)
tmpl, err := theme.LoadTemplates(
theme.TemplateRoot{Dir: "templates/MetaLab-2026/html", Prefix: ""},
theme.TemplateRoot{Dir: "templates/admin/html", Prefix: "admin/"},
)
if err != nil {
panic("加载模板失败: " + err.Error())
}
r.SetHTMLTemplate(tmpl)
// 静态资源
r.Static("/static", "./templates/MetaLab-2026/static")
r.Static("/admin/static", "./templates/admin/static")
r.Static("/shared/static", "./templates/shared/static")
r.Static("/uploads/avatars", "./storage/uploads/avatars")
r.Static("/uploads/posts", "./storage/uploads/posts")
// Redis 客户端(可选)
var redisClient *redis.Client
if cfg.Redis.Enabled {
redisClient, err = common.NewRedisClient(cfg.Redis)
if err != nil {
log.Fatalf("Redis 连接失败: %v", err)
}
log.Printf("Redis 已连接 %s:%s (DB=%d)", cfg.Redis.Host, cfg.Redis.Port, cfg.Redis.DB)
} else {
log.Println("Redis 未启用,使用内存存储")
}
// 站点设置管理器DB 持久化 + 内存缓存)
siteSettings, err := config.NewSiteSettings(db)
if err != nil {
log.Fatalf("初始化站点设置失败: %v", err)
}
// 路由注册
router.Setup(r, db, cfg, siteSettings, redisClient)
// 启动
log.Printf("MetaZone.FAN 启动于 0.0.0.0:%s", cfg.Server.Port)
r.Run("0.0.0.0:" + cfg.Server.Port)
}