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os-autoinst-distri-fedora/lib/tapnet.pm
Adam Williamson 94b47afc53 Tweak setup_tap_static and FreeIPA tests for resolved
This does some of the things suggested by cheimes in
https://bugzilla.redhat.com/show_bug.cgi?id=1880628#c24 . It
seems to make the replica tests work with resolved, still work
with pre-F33 resolving, and not break anything. Also remove the
workaround to disable resolved if it's running, as we can now
work with it.

Signed-off-by: Adam Williamson <awilliam@redhat.com>
2020-10-09 16:54:46 -07:00

73 lines
2.2 KiB
Perl

package tapnet;
use strict;
use base 'Exporter';
use Exporter;
use testapi;
our @EXPORT = qw/clone_host_file setup_tap_static get_host_dns/;
sub clone_host_file {
# copy a given file from the host into the guest. Mainly used
# for networking config on tap tests. this is pretty crazy, but
# SUSE do almost the same thing...
my $file = shift;
my $text = '';
open(my $fh, '<', $file);
while (<$fh>) {
$text .= $_;
}
# escape any " characters in the text...
$text =~ s/"/\\"/g;
assert_script_run "printf \"$text\" > $file";
# for debugging...
assert_script_run "cat $file";
}
sub setup_tap_static {
# this is a common thing for tap tests, where we set up networking
# for the system with a static IP address and possibly a specific
# hostname
my $ip = shift;
my $hostname = shift || "";
if ($hostname) {
# assigning output of split to a single-item array gives us just
# the first split
my ($short) = split(/\./, $hostname);
# set hostname
assert_script_run "hostnamectl set-hostname $hostname";
# add entry to /etc/hosts
assert_script_run "echo '$ip $hostname $short' >> /etc/hosts";
}
# use host's name servers (this is usually going to be correct,
# tests which don't want this can overwrite resolv.conf)
my @dns = get_host_dns();
my $dnstext = 'ipv4.dns "' . join(", ", @dns) . '"';
# bring up network
# this gets us the name of the first connection in the list,
# which should be what we want
my $connection = script_output "nmcli --fields NAME con show | head -2 | tail -1";
assert_script_run "nmcli con mod '$connection' ipv4.method manual ipv4.addr $ip/24 ipv4.gateway 172.16.2.2 $dnstext";
assert_script_run "nmcli con down '$connection'";
assert_script_run "nmcli con up '$connection'";
# for debugging
assert_script_run "nmcli -t con show '$connection'";
}
sub get_host_dns {
# get DNS server addresses from the host
my @forwards;
open(FH, '<', "/etc/resolv.conf");
while (<FH>) {
if ($_ =~ m/^nameserver +(.+)/) {
push @forwards, $1;
}
}
return @forwards;
}
1;
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