backblaze-backup/kit/config/config.go

package config

import (
	"fmt"

	"github.com/joho/godotenv"
	"github.com/kelseyhightower/envconfig"
)

type Config struct {
	BbId     string `required:"true" split_words:"true"`
	BbKey    string `required:"true" split_words:"true"`
	LogLevel uint32 `required:"false" split_words:"true" default:"4"`
	// Mail vars
	MailTo       string `required:"true" split_words:"true"`
	MailHost     string `required:"true" split_words:"true"`
	MailPort     string `required:"true" split_words:"true"`
	MailUser     string `required:"true" split_words:"true"`
	MailFrom     string `required:"true" split_words:"true"`
	MailPassword string `required:"true" split_words:"true"`
}

func NewConfig(envFile string) *Config {
	if envFile != "" {
		err := godotenv.Load(envFile)
		if err != nil {
			panic(fmt.Errorf("godotenv.Load: %w", err))
		}
	}

	cfg := &Config{}
	err := envconfig.Process("", cfg)
	if err != nil {
		panic(fmt.Errorf("envconfig.Process: %w", err))
	}

	return cfg
}