65 lines
1.4 KiB
Go
65 lines
1.4 KiB
Go
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package common
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import (
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"fmt"
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"log"
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"time"
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"github.com/gothinkster/golang-gin-realworld-example-app/config"
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"gorm.io/driver/mysql"
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"gorm.io/gorm"
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"gorm.io/gorm/logger"
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)
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// InitMySQL initializes MySQL database connection
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func InitMySQL() *gorm.DB {
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cfg := config.AppConfig
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if cfg == nil {
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log.Fatal("Config not loaded. Please call config.Load() first")
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}
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// Build DSN
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dsn := fmt.Sprintf("%s:%s@tcp(%s:%s)/%s?charset=utf8mb4&parseTime=True&loc=Local",
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cfg.DBUser,
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cfg.DBPassword,
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cfg.DBHost,
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cfg.DBPort,
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cfg.DBName,
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)
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// Open database connection
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db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{
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Logger: logger.Default.LogMode(logger.Info),
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})
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if err != nil {
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log.Fatal("Failed to connect to MySQL:", err)
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}
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// Get underlying sql.DB
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sqlDB, err := db.DB()
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if err != nil {
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log.Fatal("Failed to get sql.DB:", err)
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}
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// Set connection pool parameters
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sqlDB.SetMaxIdleConns(10)
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sqlDB.SetMaxOpenConns(100)
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sqlDB.SetConnMaxLifetime(time.Hour)
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// Test connection
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if err := sqlDB.Ping(); err != nil {
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log.Fatal("Failed to ping MySQL:", err)
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}
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log.Println("✓ MySQL connected successfully")
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DB = db
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return DB
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}
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// InitRedis initializes Redis client (you'll need to add redis package)
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func InitRedis() {
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// TODO: Add Redis initialization
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// You'll need to add github.com/redis/go-redis/v9
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log.Println("✓ Redis initialization skipped (add go-redis package)")
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}
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