Ophestra
1be8de6f5c
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Use the default value of NAME_REGEX from adduser. Should not hurt compatibility while being less strict. Signed-off-by: Ophestra <cat@gensokyo.uk>
13 lines
365 B
Go
13 lines
365 B
Go
package app
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import "regexp"
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// nameRegex is the default NAME_REGEX value from adduser.
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var nameRegex = regexp.MustCompilePOSIX(`^[a-zA-Z][a-zA-Z0-9_-]*\$?$`)
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// isValidUsername returns whether the argument is a valid username
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func isValidUsername(username string) bool {
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return len(username) < sysconf(_SC_LOGIN_NAME_MAX) &&
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nameRegex.MatchString(username)
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}
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