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#!/usr/bin/perl -w
use lib qw(/usr/lib/libDrakX);
use strict;
use standalone; #- warning, standalone must be loaded very first, for 'explanations'
use MDK::Common;
use interactive;
use harddrake::data;
use Storable qw(store retrieve);
my $hw_sysconfdir = "/etc/sysconfig/harddrake2";
my $last_boot_config = $hw_sysconfdir."/previous_hw";
# first run ? if not read old hw config
my %previous_config = (-f $last_boot_config && -s $last_boot_config) ? retrieve($last_boot_config) : {};
my (%config, $in);
# For each hw, class, detect device, compare and offer to reconfigure if needed
foreach (@harddrake::data::tree) {
my ($Ident, $item, undef, $configurator, $detector, $do_it) = @$_;
next unless $do_it;
# No detector ? (should never happen but who know ?)
ref($detector) eq 'CODE' or next;
my %ID = map {
my $i = $_;
my $name = if_(defined $i->{device}, [$i->{device}, join ':', map { $i->{$_} } qw(vendor id subvendor subid)]);
$name => $i;
} &$detector;
$config{$Ident} = \%ID;
next if is_empty_hash_ref %previous_config;
my $oldconfig = $previous_config{$Ident};
my $msg;
my @was_removed = difference2([ keys %$oldconfig ], [ keys %ID ]);
$msg .= _("Some devices in the \"%s\" hardware class were removed:\n", $item) if @was_removed;
$msg .= "- $_ was removed\n" foreach @was_removed;
my @added = difference2([ keys %ID ], [ keys %$oldconfig ]);
$msg .= _("\nSome devices in the %s class were added:\n", $item) if @added;
$msg .= "- $_ was added\n" foreach @added;
@added || @was_removed or next;
next unless (-x $configurator);
my $res;
$SIG{ALRM} = sub { die "TIMED OUT\n" };
undef $@;
eval {
alarm (5);
$in = 'interactive'->vnew('su') unless defined $in;
$res = $in->ask_okcancel("Hardware changes in $Ident class (5 seconds to answer)",
$msg . "\nDo you want to run the appropriate config tool ?", 1)
or $in->wait_message(_('Please wait'), _('Hardware probing in progress'));
alarm (0);
};
next unless ($@ && $res); # timed out || canceled
if (my $pid = fork) {
require POSIX;
POSIX::wait();
} else {
exec("$configurator 2>/dev/null") or die "$configurator missing\n";
}
}
# output new hw config
standalone::explanations "created file $last_boot_config";
store \%config, $last_boot_config;
$in->exit(0) if defined $in; exit 0;
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