Function isSingleHostPatternToken

codersdk/deployment.go:728–732

isSingleHostPatternToken reports whether s is safe to write as a single SSH host pattern token. Whitespace or control characters could break out into additional SSH config directives.

(s string)

// host pattern token. Whitespace or control characters could break out into
// additional SSH config directives.
func isSingleHostPatternToken(s string) bool {
	return !strings.ContainsFunc(s, func(r rune) bool {
		return unicode.IsSpace(r) || unicode.IsControl(r)
	})
}

// ValidateWorkspaceHostnameSuffix validates a deployment-provided SSH hostname
// suffix before it is made available to clients.