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# Copyright © 2016 SUSE LLC
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, see <http://www.gnu.org/licenses/>.
# this backend uses a KVM connector speaking VNC and external tools
# for serial line and power cycling
package backend::generalhw;
use strict;
use base ('backend::baseclass');
use bmwqemu qw(diag);
use testapi qw(get_required_var get_var);
use IPC::Run ();
require IPC::System::Simple;
use autodie qw(:all);
use File::Basename qw(basename);
sub new {
my $class = shift;
# required for the tests to access our HTTP port
get_required_var('WORKER_HOSTNAME');
return $class->SUPER::new;
}
sub get_cmd {
my ($self, $cmd) = @_;
my $dir = get_required_var('GENERAL_HW_CMD_DIR');
if (!-d $dir) {
die "GENERAL_HW_CMD_DIR is not pointing to a directory";
}
$cmd = get_required_var($cmd);
$cmd = "$dir/" . basename($cmd);
if (!-x $cmd) {
die "CMD $cmd is not an executable";
}
return $cmd;
}
sub run_cmd {
my ($self, $cmd) = @_;
my ($stdin, $stdout, $stderr, $ret);
$ret = IPC::Run::run([$self->get_cmd($cmd)], \$stdin, \$stdout, \$stderr);
chomp $stdout;
chomp $stderr;
die $cmd . ": $stderr" unless ($ret);
bmwqemu::diag("IPMI: $stdout");
return $stdout;
}
sub poweroff_host {
my ($self) = @_;
$self->run_cmd('GENERAL_HW_POWEROFF_CMD');
return;
}
sub restart_host {
my ($self) = @_;
$self->poweroff_host;
sleep(3);
$self->run_cmd('GENERAL_HW_POWERON_CMD');
return;
}
sub relogin_vnc {
my ($self) = @_;
if ($self->{vnc}) {
close($self->{vnc}->socket);
sleep(1);
}
my $vnc = $testapi::distri->add_console(
'sut',
'vnc-base',
{
hostname => get_required_var('GENERAL_HW_VNC_IP'),
port => 5900,
depth => 16,
connect_timeout => 50
});
$vnc->backend($self);
$self->select_console({testapi_console => 'sut'});
return 1;
}
sub do_start_vm() {
my ($self) = @_;
# remove backend.crashed
$self->unlink_crash_file;
$self->restart_host;
$self->relogin_vnc;
$self->start_serial_grab;
return {};
}
sub do_stop_vm {
my ($self) = @_;
$self->poweroff_host;
$self->stop_serial_grab();
return {};
}
# serial grab
sub start_serial_grab {
my ($self) = @_;
$self->{serialpid} = fork();
if ($self->{serialpid} == 0) {
setpgrp 0, 0;
open(my $serial, '>', $self->{serialfile});
open(STDOUT, ">&", $serial);
open(STDERR, ">&", $serial);
exec($self->get_cmd('GENERAL_HW_SOL_CMD'));
die "exec failed $!";
}
return;
}
sub stop_serial_grab {
my ($self) = @_;
return unless $self->{serialpid};
kill("-TERM", $self->{serialpid});
return waitpid($self->{serialpid}, 0);
}
# serial grab end
1;
# vim: set sw=4 et:
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