From f9602323c6665677f14a82ecb942fb2da3b2b35a Mon Sep 17 00:00:00 2001
From: Thomas Lamprecht <t.lamprecht@proxmox.com>
Date: Mon, 2 Jul 2018 15:54:47 +0200
Subject: [PATCH] lvm: use add hook

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
---
 PVE/API2/Storage/Config.pm | 19 -------------------
 PVE/Storage/LVMPlugin.pm   | 22 ++++++++++++++++++++++
 2 files changed, 22 insertions(+), 19 deletions(-)

diff --git a/PVE/API2/Storage/Config.pm b/PVE/API2/Storage/Config.pm
index bb9d0a5..434b1f3 100755
--- a/PVE/API2/Storage/Config.pm
+++ b/PVE/API2/Storage/Config.pm
@@ -165,25 +165,6 @@ __PACKAGE__->register_method ({
 
 		my $cred_file = undef;
 
-		if ($type eq 'lvm' && $opts->{base}) {
-
-		    my ($baseid, $volname) = PVE::Storage::parse_volume_id($opts->{base});
-
-		    my $basecfg = PVE::Storage::storage_config ($cfg, $baseid, 1);
-		    die "base storage ID '$baseid' does not exist\n" if !$basecfg;
-       
-		    # we only support iscsi for now
-		    if (!($basecfg->{type} eq 'iscsi')) {
-			die "unsupported base type '$basecfg->{type}'";
-		    }
-
-		    my $path = PVE::Storage::path($cfg, $opts->{base});
-
-		    PVE::Storage::activate_storage($cfg, $baseid);
-
-		    PVE::Storage::LVMPlugin::lvm_create_volume_group($path, $opts->{vgname}, $opts->{shared});
-		}
-
 		eval {
 		    # try to activate if enabled on local node,
 		    # we only do this to detect errors/problems sooner
diff --git a/PVE/Storage/LVMPlugin.pm b/PVE/Storage/LVMPlugin.pm
index 94d3a33..4e29617 100644
--- a/PVE/Storage/LVMPlugin.pm
+++ b/PVE/Storage/LVMPlugin.pm
@@ -208,6 +208,28 @@ sub options {
 
 # Storage implementation
 
+sub on_add_hook {
+    my ($class, $storeid, $scfg, %param) = @_;
+
+    if (my $base = $scfg->{base}) {
+	my ($baseid, $volname) = PVE::Storage::parse_volume_id($base);
+
+	my $cfg = PVE::Storage::config();
+	my $basecfg = PVE::Storage::storage_config ($cfg, $baseid, 1);
+	die "base storage ID '$baseid' does not exist\n" if !$basecfg;
+
+	# we only support iscsi for now
+	die "unsupported base type '$basecfg->{type}'"
+	    if $basecfg->{type} ne 'iscsi';
+
+	my $path = PVE::Storage::path($cfg, $base);
+
+	PVE::Storage::activate_storage($cfg, $baseid);
+
+	lvm_create_volume_group($path, $scfg->{vgname}, $scfg->{shared});
+    }
+}
+
 sub parse_volname {
     my ($class, $volname) = @_;
 
-- 
2.39.2