holiday-api/api/middleware.go

40 lines
771 B
Go

package api
import (
"fmt"
"github.com/gin-gonic/gin"
"os"
"strings"
)
func Auth() gin.HandlerFunc {
if hasProfile("basic-auth") {
return gin.BasicAuth(loadAuth())
}
panic("keycloak support not implemented")
}
func hasProfile(value string) bool {
profileOptions := strings.Split(os.Getenv("PROFILE"), ",")
for _, option := range profileOptions {
if option == value {
return true
}
}
return false
}
func loadAuth() map[string]string {
credentials := envMustExist("AUTH_KEY")
values := strings.Split(credentials, ":")
return map[string]string{values[0]: values[1]}
}
func envMustExist(env string) string {
if value, exists := os.LookupEnv(env); !exists {
panic(fmt.Sprintf("env variable '%s' not defined", env))
} else {
return value
}
}