28 lines
		
	
	
		
			698 B
		
	
	
	
		
			Go
		
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			698 B
		
	
	
	
		
			Go
		
	
	
| package auth
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| 
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| import (
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| 	"net/url"
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| 	"strings"
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| )
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| 
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| // FROM: https://golang.org/src/net/http/http.go
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| // Given a string of the form "host", "host:port", or "[ipv6::address]:port",
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| // return true if the string includes a port.
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| func hasPort(s string) bool { return strings.LastIndex(s, ":") > strings.LastIndex(s, "]") }
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| 
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| // FROM: http://golang.org/src/net/http/transport.go
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| var portMap = map[string]string{
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| 	"http":  "80",
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| 	"https": "443",
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| }
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| 
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| // canonicalAddr returns url.Host but always with a ":port" suffix
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| // FROM: http://golang.org/src/net/http/transport.go
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| func canonicalAddr(url *url.URL) string {
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| 	addr := url.Host
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| 	if !hasPort(addr) {
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| 		return addr + ":" + portMap[url.Scheme]
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| 	}
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| 	return addr
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| }
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