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marsadm: wait for deletions after leave-resource

This commit is contained in:
Thomas Schoebel-Theuer 2014-01-14 17:23:21 +01:00
parent 0ad20e54c8
commit 561bf67a55
1 changed files with 17 additions and 0 deletions
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userspace/marsadm
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@ -1027,6 +1027,13 @@ sub leave_res_phase1 {
_create_delete($dir);
}
cleanup_res($cmd, $res, 0);
finish_links();
}
# wait for deletions (avoid races with following commands)
sub leave_res_phase2 {
my ($cmd, $res) = @_;
_wait_delete();
}
sub logrotate_res {
@ -1096,6 +1103,15 @@ sub _create_delete {
set_link($target, $new);
}
sub _wait_delete {
for (;;) {
my $deleted = get_link("$mars/todo-global/deleted-$host");
last if $deleted >= $delete_nr;
lprint "waiting for deletions to apply locally....\n";
sleep_timeout();
}
}
sub delete_file_cmd {
my $cmd = shift;
foreach my $path (@_) {
@ -1611,6 +1627,7 @@ my %cmd_table =
"leave-resource" => [
"check preconditions", \&leave_res_phase0,
"switch state", \&leave_res_phase1,
"wait for deletions", \&leave_res_phase2,
],
"log-rotate" => \&logrotate_res,
"log-delete" => \&logdelete_res,