39 lines
878 B
Go
39 lines
878 B
Go
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package database
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import (
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"database/sql"
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"fmt"
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"log"
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"os"
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// Load mysql driver
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_ "github.com/go-sql-driver/mysql"
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)
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// SetupDatabase connects to the database using environment variables
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func SetupDatabase() *sql.DB {
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host := os.Getenv("MYSQL_HOST")
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database := os.Getenv("MYSQL_DATABASE")
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username := os.Getenv("MYSQL_USERNAME")
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password := os.Getenv("MYSQL_PASSWORD")
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if host == "" || database == "" || username == "" {
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log.Fatalln("Database host, name and username are required")
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}
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address := fmt.Sprintf("%s:%s@tcp(%s)/%s", username, password, host, database)
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log.Printf("Connecting to database: %s", address)
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db, err := sql.Open("mysql", address)
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if err != nil {
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log.Fatalf("Could not connect to database: %s\n", err.Error())
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}
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if err := db.Ping(); err != nil {
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log.Fatalf("Could not connect to database: %s\n", err.Error())
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}
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return db
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}
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