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marsadm: fix race in invalidate

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Thomas Schoebel-Theuer 2014-12-03 14:49:54 +01:00 committed by Thomas Schoebel-Theuer
parent eeb5369bbe
commit ffa0824e32
1 changed files with 4 additions and 0 deletions
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userspace/marsadm
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@ -1998,6 +1998,7 @@ sub invalidate_res_phase0 {
check_not_primary(@_);
my $primary = _get_designated_primary($res);
ldie "for operation '$cmd', some other designated primary must exist (currently there is none)\n" if $primary eq "(none)";
ldie "Cannot invalidate the designated primary host '$primary'\n" if $primary eq $host;
}
sub invalidate_res_phase1 {
@ -2023,6 +2024,7 @@ sub invalidate_res_phase3 {
my $dst = "$mars/resource-$res/syncstatus-$host";
my $primary = _get_designated_primary($res);
ldie "Cannot execute 'invalidate' because noone is designated as primary.\n" if (!$primary || $primary eq "(none)");
ldie "Cannot invalidate the designated primary host '$primary'\n" if $primary eq $host;
my $replay = get_link("$mars/resource-$res/replay-$primary");
$replay =~ m/^log-([0-9]+)-/ or ldie "replay link '$replay' is not parsable\n";
my $replay_nr = $1;
@ -2039,6 +2041,8 @@ sub invalidate_res_phase3 {
finish_links();
$force = 0; # this would be too dangerous
log_purge_res(@_);
finish_links();
_wait_delete();
_switch($cmd, $res, "$mars/resource-$res/todo-$host/attach", 1);
_switch($cmd, $res, "$mars/resource-$res/todo-$host/fetch", 1);
_switch($cmd, $res, "$mars/resource-$res/todo-$host/replay", 1);