valid_port_range.pl « firewall « scripts - vyatta-cfg-firewall.git - Configuration templates and scripts for the firewall subsystem. (mirror of https://github.com/vyos/vyatta-cfg-firewall.git)

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path: root/scripts/firewall/valid_port_range.pl

blob: 1f3b3fcd318838213fe1acdf245245d19b8d42f0 (plain)

#!/usr/bin/env perl

$arg = $ARGV[0];

exit(1) unless $arg =~ /^!?((\d+|\d+-\d+|[a-zA-Z0-9\-]+),)*((\d+|\d+-\d+|[a-zA-Z0-9\-]+))$/;