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	Correct ldap username validation. (#2880)
PR #342 was only partially applied. Spaces should not be at the start and end of a username but they can be inside.
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		| @@ -69,7 +69,7 @@ func (ls *Source) sanitizedUserQuery(username string) (string, bool) { | |||||||
|  |  | ||||||
| func (ls *Source) sanitizedUserDN(username string) (string, bool) { | func (ls *Source) sanitizedUserDN(username string) (string, bool) { | ||||||
| 	// See http://tools.ietf.org/search/rfc4514: "special characters" | 	// See http://tools.ietf.org/search/rfc4514: "special characters" | ||||||
| 	badCharacters := "\x00()*\\,='\"#+;<> " | 	badCharacters := "\x00()*\\,='\"#+;<>" | ||||||
| 	if strings.ContainsAny(username, badCharacters) { | 	if strings.ContainsAny(username, badCharacters) { | ||||||
| 		log.Debug("'%s' contains invalid DN characters. Aborting.", username) | 		log.Debug("'%s' contains invalid DN characters. Aborting.", username) | ||||||
| 		return "", false | 		return "", false | ||||||
|   | |||||||
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