Convert a couple of helper scripts used to test the ip provider to work on

FreeBSD. In the IPv6 case, try each interface before returning an error;
each IPv6-enabled interface will have a link-local address even if the link
isn't up.

MFC after:	1 week
This commit is contained in:
Mark Johnston 2013-05-15 22:56:24 +00:00
parent 29c4b7861b
commit fa0deba90f
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=250685
2 changed files with 20 additions and 11 deletions

View file

@ -73,7 +73,7 @@ die "Could not determine local IP address" if $local eq "";
# Find the first remote host that responds to an icmp echo,
# which isn't a local address.
#
open PING, "/sbin/ping -ns $Broadcast{$local} 56 $MAXHOSTS |" or
open PING, "/sbin/ping -n -s 56 -c $MAXHOSTS $Broadcast{$local} |" or
die "Couldn't run ping: $!\n";
while (<PING>) {
if (/bytes from (.*): / and not defined $Broadcast{$1}) {

View file

@ -48,7 +48,9 @@ my $MULTICAST = "FF02::1"; # IPv6 multicast address
#
my $local = "";
my $remote = "";
my $interf = "";
my %Local;
my %Addr;
my $up;
open IFCONFIG, '/sbin/ifconfig -a inet6 |'
or die "Couldn't run ifconfig: $!\n";
@ -59,27 +61,34 @@ while (<IFCONFIG>) {
$up = 1 if /^[a-z].*<UP,/;
$up = 0 if /^[a-z].*<,/;
if (m:(\S+\d+)\: :) {
$interf = $1;
}
# assume output is "inet6 ...":
if (m:inet6 (\S+)/:) {
if (m:inet6 (\S+) :) {
my $addr = $1;
$Local{$addr} = 1;
$local = $addr if $up and $local eq "";
$Addr{$interf} = $addr;
$up = 0;
$interf = "";
}
}
close IFCONFIG;
exit 1 if $local eq "";
#
# Find the first remote host that responds to an icmp echo,
# which isn't a local address.
# which isn't a local address. Try each IPv6-enabled interface.
#
open PING, "/sbin/ping -ns -A inet6 $MULTICAST 56 $MAXHOSTS |" or
die "Couldn't run ping: $!\n";
while (<PING>) {
if (/bytes from (.*): / and not defined $Local{$1}) {
$remote = $1;
last;
foreach $interf (split(' ', `ifconfig -l -u inet6`)) {
next if $interf =~ /lo[0-9]+/;
open PING, "/sbin/ping6 -n -s 56 -c $MAXHOSTS $MULTICAST\%$interf |" or next;
while (<PING>) {
if (/bytes from (.*), / and not defined $Local{$1}) {
$remote = $1;
$local = $Addr{$interf};
last;
}
}
}
close PING;