pveceph: allow to set min_size for pools

PVE/API2/Ceph.pm

@@ -965,6 +965,14 @@ __PACKAGE__->register_method ({
 		minimum => 1,
 		maximum => 3,
 	    },
+	    min_size => {
+		description => 'Minimum number of replicas per object',
+		type => 'integer',
+		default => 1,
+		optional => 1,
+		minimum => 1,
+		maximum => 3,
+	    },
 	    pg_num => {
 		description => "Number of placement groups.",
 		type => 'integer',
@@ -986,9 +994,12 @@ __PACKAGE__->register_method ({
 
 	my $pg_num = $param->{pg_num} || 512;
 	my $size = $param->{size} || 2;
+	my $min_size = $param->{min_size} || 1;
 
 	&$run_ceph_cmd(['osd', 'pool', 'create', $param->{name}, $pg_num]);
 
+	&$run_ceph_cmd(['osd', 'pool', 'set', $param->{name}, 'min_size', $min_size]);
+
 	&$run_ceph_cmd(['osd', 'pool', 'set', $param->{name}, 'size', $size]);
 
 	return undef;

www/manager/node/Ceph.js

@@ -32,6 +32,15 @@ Ext.define('PVE.CephCreatePool', {
 		    maxValue: 3,
 		    allowBlank: false
 		},
+		{
+		    xtype: 'numberfield',
+		    fieldLabel: gettext('Min. Size'),
+		    name: 'min_size',
+		    value: 1,
+		    minValue: 1,
+		    maxValue: 3,
+		    allowBlank: false
+		},
 		{
 		    xtype: 'numberfield',
 		    fieldLabel: 'pg_num',