60 lines
1.3 KiB
Go
60 lines
1.3 KiB
Go
package config
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import (
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"log"
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"os"
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"strconv"
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"github.com/joho/godotenv"
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)
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// InitConfig Structure for program initialisation
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type InitConfig struct {
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ListenAddress string
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RedisAddress string
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RedisUser string
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RedisPassword string
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RedisDB int
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UrlLength uint8
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}
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// GetConfig Initialise configuration form .env
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func GetConfig() InitConfig {
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err := godotenv.Load()
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if err != nil {
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log.Fatalf("Error loading .env file: %v", err)
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}
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listenAddress := os.Getenv("PLAKKEN_LISTEN")
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redisAddress := os.Getenv("PLAKKEN_REDIS_ADDRESS")
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db := os.Getenv("PLAKKEN_REDIS_DB")
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uLen := os.Getenv("PLAKKEN_URL_LENGTH")
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if listenAddress == "" || redisAddress == "" {
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log.Fatal("Missing or invalid listenAddress or PLAKKEN_REDIS_ADDRESS")
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}
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redisDB, err := strconv.Atoi(db)
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if err != nil {
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log.Fatal("Invalid PLAKKEN_REDIS_DB")
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}
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urlLength, err := strconv.Atoi(uLen)
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if err != nil {
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log.Fatal("Invalid PLAKKEN_URL_LENGTH")
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}
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if urlLength > 255 {
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log.Fatal("PLAKKEN_URL_LENGTH cannot be greater than 255")
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}
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return InitConfig{
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ListenAddress: listenAddress,
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RedisAddress: redisAddress,
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RedisUser: os.Getenv("PLAKKEN_REDIS_USER"),
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RedisPassword: os.Getenv("PLAKKEN_REDIS_PASSWORD"),
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RedisDB: redisDB,
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UrlLength: uint8(urlLength),
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}
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}
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