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marsadm: guard leave-resource against complicated races

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Thomas Schoebel-Theuer 2022-04-02 18:52:50 +02:00
parent 3fbf2c2aaf
commit 88d7456c79
1 changed files with 6 additions and 0 deletions
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userspace/marsadm
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@ -5802,6 +5802,12 @@ my $old_nr_replicas = 0;
sub leave_res_phase0 { sub leave_res_phase0 {
my ($cmd, $res) = @_; my ($cmd, $res) = @_;
# guard against complicated distributed races
my $nr_replicas = get_nr_replicas(@_);
if ($nr_replicas > 2) {
update_cluster($cmd, $res);
}
# check preconditions
check_not_primary($cmd, $res, 1); check_not_primary($cmd, $res, 1);
my $errors = 0; my $errors = 0;
foreach my $tmp (lamport_glob("$mars/resource-$res/todo-$host/*")) { foreach my $tmp (lamport_glob("$mars/resource-$res/todo-$host/*")) {