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