authorizer/server/env.go
2021-07-28 16:52:51 +05:30

126 lines
3.8 KiB
Go

package main
import (
"flag"
"log"
"os"
"strings"
"github.com/authorizerdev/authorizer/server/constants"
"github.com/joho/godotenv"
)
// build variables
var Version string
// ParseArgs -> to parse the cli flag and get db url. This is useful with heroku button
func ParseArgs() {
dbURL := flag.String("database_url", "", "Database connection string")
dbType := flag.String("databse_type", "", "Database type, possible values are postgres,mysql,sqlit")
authroizerDomain := flag.String("authorizer_domain", "", "Domain name for authorizer instance, eg: https://xyz.herokuapp.com")
flag.Parse()
if *dbURL != "" {
constants.DATABASE_URL = *dbURL
}
if *dbType != "" {
constants.DATABASE_TYPE = *dbType
}
if *authroizerDomain != "" {
constants.AUTHORIZER_DOMAIN = *authroizerDomain
}
}
// InitEnv -> to initialize env and through error if required env are not present
func InitEnv() {
err := godotenv.Load()
if err != nil {
log.Println("Error loading .env file")
}
constants.VERSION = Version
constants.ROOT_SECRET = os.Getenv("ROOT_SECRET")
constants.ENV = os.Getenv("ENV")
constants.DATABASE_TYPE = os.Getenv("DATABASE_TYPE")
constants.DATABASE_URL = os.Getenv("DATABASE_URL")
constants.SMTP_HOST = os.Getenv("SMTP_HOST")
constants.SMTP_PORT = os.Getenv("SMTP_PORT")
constants.SENDER_EMAIL = os.Getenv("SENDER_EMAIL")
constants.SENDER_PASSWORD = os.Getenv("SENDER_PASSWORD")
constants.JWT_SECRET = os.Getenv("JWT_SECRET")
constants.JWT_TYPE = os.Getenv("JWT_TYPE")
constants.FRONTEND_URL = strings.TrimSuffix(os.Getenv("FRONTEND_URL"), "/")
constants.AUTHORIZER_DOMAIN = strings.TrimSuffix(os.Getenv("AUTHORIZER_DOMAIN"), "/")
constants.PORT = os.Getenv("PORT")
constants.REDIS_URL = os.Getenv("REDIS_URL")
constants.COOKIE_NAME = os.Getenv("COOKIE_NAME")
constants.GOOGLE_CLIENT_ID = os.Getenv("GOOGLE_CLIENT_ID")
constants.GOOGLE_CLIENT_SECRET = os.Getenv("GOOGLE_CLIENT_SECRET")
constants.GITHUB_CLIENT_ID = os.Getenv("GITHUB_CLIENT_ID")
constants.GITHUB_CLIENT_SECRET = os.Getenv("GITHUB_CLIENT_SECRET")
constants.FACEBOOK_CLIENT_ID = os.Getenv("FACEBOOK_CLIENT_ID")
constants.FACEBOOK_CLIENT_SECRET = os.Getenv("FACEBOOK_CLIENT_SECRET")
constants.TWITTER_CLIENT_ID = os.Getenv("TWITTER_CLIENT_ID")
constants.TWITTER_CLIENT_SECRET = os.Getenv("TWITTER_CLIENT_SECRET")
constants.FORGOT_PASSWORD_URI = strings.TrimPrefix(os.Getenv("FORGOT_PASSWORD_URI"), "/")
constants.VERIFY_EMAIL_URI = strings.TrimPrefix(os.Getenv("VERIFY_EMAIL_URI"), "/")
constants.DISABLE_BASIC_AUTHENTICATION = os.Getenv("DISABLE_BASIC_AUTHENTICATION")
constants.DISABLE_EMAIL_VERICATION = os.Getenv("DISABLE_EMAIL_VERICATION")
if constants.ROOT_SECRET == "" {
panic("root admin secret is required")
}
if constants.ENV == "" {
constants.ENV = "production"
}
if constants.ENV == "production" {
constants.IS_PROD = true
os.Setenv("GIN_MODE", "release")
} else {
constants.IS_PROD = false
}
ParseArgs()
if constants.DATABASE_URL == "" {
panic("Database url is required")
}
if constants.DATABASE_TYPE == "" {
panic("Database type is required")
}
if constants.AUTHORIZER_DOMAIN == "" {
panic("Authroizer domain is required")
}
log.Println("=> Authorizer domain=", constants.AUTHORIZER_DOMAIN)
if constants.JWT_TYPE == "" {
constants.JWT_TYPE = "HS256"
}
if constants.COOKIE_NAME == "" {
constants.COOKIE_NAME = "authorizer"
}
if constants.AUTHORIZER_DOMAIN == "" {
constants.AUTHORIZER_DOMAIN = "http://localhost:8080"
}
if constants.DISABLE_BASIC_AUTHENTICATION == "" {
constants.DISABLE_BASIC_AUTHENTICATION = "false"
}
if constants.DISABLE_EMAIL_VERICATION == "" && constants.DISABLE_BASIC_AUTHENTICATION == "false" {
if constants.SMTP_HOST == "" || constants.SENDER_EMAIL == "" || constants.SENDER_PASSWORD == "" {
constants.DISABLE_EMAIL_VERICATION = "true"
} else {
constants.DISABLE_EMAIL_VERICATION = "false"
}
}
}