func loadValidPrincipals()

in pam_ussh.go [204:217]

• 13 lines of code
• 3 McCabe index (conditional complexity)

func loadValidPrincipals(principals string) (map[string]struct{}, error) {
	f, err := os.Open(principals)
	if err != nil {
		return nil, err
	}
	defer f.Close()

	p := make(map[string]struct{})
	scanner := bufio.NewScanner(f)
	for scanner.Scan() {
		p[scanner.Text()] = struct{}{}
	}
	return p, nil
}