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// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package golangorgenv provides environment information for programs running at
// golang.org and its subdomains.
package golangorgenv
import (
"log"
"os"
"strconv"
)
var (
checkCountry = boolEnv("GOLANGORG_CHECK_COUNTRY")
enforceHosts = boolEnv("GOLANGORG_ENFORCE_HOSTS")
)
// CheckCountry reports whether country restrictions should be enforced.
func CheckCountry() bool {
return checkCountry
}
// EnforceHosts reports whether host filtering should be enforced.
func EnforceHosts() bool {
return enforceHosts
}
func boolEnv(key string) bool {
v := os.Getenv(key)
if v == "" {
// TODO(dmitshur): In the future, consider detecting if running in App Engine,
// and if so, making the environment variables mandatory rather than optional.
return false
}
b, err := strconv.ParseBool(v)
if err != nil {
log.Fatalf("environment variable %s (%q) must be a boolean", key, v)
}
return b
}
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