envvar.go

package main

import (
	"fmt"
	"os"
	"reflect"
	"strconv"
	"strings"

	clowder "github.com/redhatinsights/app-common-go/pkg/api/v1"
)

func main() {
	if os.Getenv("ACG_CONFIG") == "" {
		println("ACG_CONFIFG is not set. Exiting.")
		return
	}

	v := reflect.ValueOf(clowder.LoadedConfig)

	req_print("CLOWDER", v)
}

func req_print(prefix string, ob reflect.Value) {
	ob = reflect.Indirect(ob)

	if !ob.IsValid() {
		return
	}

	if ob.Type().String() == "bool" {
		fmt.Printf(strings.ToUpper(prefix) + ": " + strconv.FormatBool(reflect.Value(ob).Bool()) + "\n")
		return
	}
	if ob.Type().String() == "string" {
		fmt.Printf(strings.ToUpper(prefix) + ": " + reflect.Value(ob).String() + "\n")
		return
	}
	if ob.Type().String() == "int" {
		fmt.Printf(strings.ToUpper(prefix) + ": " + strconv.FormatInt(reflect.Value(ob).Int(), 10) + "\n")
		return
	}

	if ob.Kind() == reflect.Slice {
		for i := 0; i < ob.Len(); i++ {
			req_print(prefix+"_"+strconv.Itoa(i), ob.Index(i))
		}
		return
	}

	for i := 0; i < ob.NumField(); i++ {
		newObj := reflect.ValueOf(ob.Field(i).Interface())
		req_print(prefix+"_"+ob.Type().Field(i).Name, newObj)
	}
}