46 lines
780 B
Go
46 lines
780 B
Go
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package database
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import (
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"database/sql"
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"errors"
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"fmt"
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"os"
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_ "github.com/go-sql-driver/mysql"
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)
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type (
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DB struct {
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*sql.DB
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}
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Tx struct {
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*sql.Tx
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}
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)
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func Open() (*DB, error) {
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// Get database configuration
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dbUser := os.Getenv("DB_USER")
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dbPassword := os.Getenv("DB_PASSWORD")
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dbName := os.Getenv("DB_DB")
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dbHost := os.Getenv("DB_HOST")
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if dbUser == "" || dbPassword == "" {
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return nil, errors.New("Database user or password not set.")
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}
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if dbHost == "" {
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dbHost = "localhost"
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}
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if dbName == "" {
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dbName = "burnermail"
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}
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db, err := sql.Open("mysql", fmt.Sprintf("%s:%s@tcp(%s:3306)/%s?charset=utf8mb4&parseTime=true", dbUser, dbPassword, dbHost, dbName))
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if err != nil {
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return nil, err
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}
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db.SetMaxOpenConns(250)
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return &DB{db}, nil
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}
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