[pve-devel] [PATCH storage 2/3] prune mark: keep all if all prune options are zero/missing

Fabian Ebner f.ebner at proxmox.com
Fri Nov 13 14:08:54 CET 2020


as an additional safety measure. And add some tests.

Signed-off-by: Fabian Ebner <f.ebner at proxmox.com>
---

This also would've prevented the unwanted removals with the maxfiles
handling I had messed up, because there, prune_mark_backup_group was called
with an empty hash.

 PVE/Storage.pm             |  7 +++++++
 test/prune_backups_test.pm | 40 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+)

diff --git a/PVE/Storage.pm b/PVE/Storage.pm
index 932f0f1..a2f400c 100755
--- a/PVE/Storage.pm
+++ b/PVE/Storage.pm
@@ -1622,6 +1622,13 @@ my $prune_mark = sub {
 sub prune_mark_backup_group {
     my ($backup_group, $keep) = @_;
 
+    if (!scalar(grep {$_ > 0} values %{$keep})) {
+	foreach my $prune_entry (@{$backup_group}) {
+	    $prune_entry->{mark} = 'keep';
+	}
+	return;
+    }
+
     my $prune_list = [ sort { $b->{ctime} <=> $a->{ctime} } @{$backup_group} ];
 
     $prune_mark->($prune_list, $keep->{'keep-last'}, sub {
diff --git a/test/prune_backups_test.pm b/test/prune_backups_test.pm
index 1e6a3d1..8bf564d 100644
--- a/test/prune_backups_test.pm
+++ b/test/prune_backups_test.pm
@@ -239,6 +239,18 @@ my $tests = [
 	},
 	expected => generate_expected(\@vmids, undef, ['keep', 'remove', 'keep', 'remove', 'keep', 'keep']),
     },
+    {
+	description => 'last=daily=weekly=1, others zero, multiple IDs',
+	keep => {
+	    'keep-hourly' => 0,
+	    'keep-last' => 1,
+	    'keep-daily' => 1,
+	    'keep-weekly' => 1,
+	    'keep-monthly' => 0,
+	    'keep-yearly' => 0,
+	},
+	expected => generate_expected(\@vmids, undef, ['keep', 'remove', 'keep', 'remove', 'keep', 'keep']),
+    },
     {
 	description => 'daily=2, one ID',
 	vmid => $vmids[0],
@@ -321,6 +333,34 @@ my $tests = [
 	    },
 	],
     },
+    {
+	description => 'all missing, multiple IDs',
+	keep => {},
+	expected => generate_expected(\@vmids, undef, ['keep', 'keep', 'keep', 'keep', 'keep', 'keep']),
+    },
+    {
+	description => 'all zero, multiple IDs',
+	keep => {
+	    'keep-last' => 0,
+	    'keep-hourly' => 0,
+	    'keep-daily' => 0,
+	    'keep-weekly' => 0,
+	    'keep-monthyl' => 0,
+	    'keep-yearly' => 0,
+	},
+	expected => generate_expected(\@vmids, undef, ['keep', 'keep', 'keep', 'keep', 'keep', 'keep']),
+    },
+    {
+	description => 'some zero, some missing, multiple IDs',
+	keep => {
+	    'keep-last' => 0,
+	    'keep-hourly' => 0,
+	    'keep-daily' => 0,
+	    'keep-monthyl' => 0,
+	    'keep-yearly' => 0,
+	},
+	expected => generate_expected(\@vmids, undef, ['keep', 'keep', 'keep', 'keep', 'keep', 'keep']),
+    },
 ];
 
 plan tests => scalar @$tests;
-- 
2.20.1






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