From 9e931987e9ad1296414fbe5209c8fcc484dac2ee Mon Sep 17 00:00:00 2001
From: Kirk Webb <kwebb@flux.utah.edu>
Date: Tue, 11 Dec 2012 10:46:45 -0700
Subject: [PATCH] Add DB state for blockstore object composition.

Also add state for tracking individual object attributes.
---
 sql/database-create.sql | 27 ++++++++++++++++++++++++++-
 sql/updates/4/335       | 41 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 67 insertions(+), 1 deletion(-)
 create mode 100644 sql/updates/4/335

diff --git a/sql/database-create.sql b/sql/database-create.sql
index 44471575b..5cb0479e4 100644
--- a/sql/database-create.sql
+++ b/sql/database-create.sql
@@ -134,6 +134,19 @@ CREATE TABLE `blobs` (
   PRIMARY KEY  (`uuid`)
 ) ENGINE=MyISAM DEFAULT CHARSET=latin1;
 
+--
+-- Table structure for table `blockstore_attributes`
+--
+
+DROP TABLE IF EXISTS `blockstore_attributes`;
+CREATE TABLE `blockstore_attributes` (
+  `bsidx` int(10) unsigned NOT NULL,
+  `attrkey` varchar(32) NOT NULL default '',
+  `attrvalue` tinytext NOT NULL,
+  `attrtype` enum('integer','float','boolean','string') default 'string',
+  PRIMARY KEY  (`bsidx`,`attrkey`)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1;
+
 --
 -- Table structure for table `blockstore_state`
 --
@@ -149,6 +162,18 @@ CREATE TABLE `blockstore_state` (
   UNIQUE KEY nidbid (`node_id`,`bs_id`)
 ) ENGINE=MyISAM DEFAULT CHARSET=latin1;
 
+--
+-- Table structure for table `blockstore_trees`
+--
+
+DROP TABLE IF EXISTS `blockstore_trees`;
+CREATE TABLE `blockstore_trees` (
+  `bsidx` int(10) unsigned NOT NULL,
+  `aggidx` int(10) unsigned NOT NULL default '0',
+  `hint` tinytext NOT NULL,
+  PRIMARY KEY (`bsidx`)
+) ENGINE=MyISAM DEFAULT CHARSET=latin1;
+
 --
 -- Table structure for table `blockstore_type_attributes`
 --
@@ -172,7 +197,7 @@ CREATE TABLE `blockstores` (
   `node_id` varchar(32) NOT NULL default '',
   `bs_id` varchar(32) NOT NULL default '',
   `type` varchar(30) NOT NULL default '',
-  `role` enum('infra','unused') NOT NULL default 'unused',
+  `role` enum('element','compound') NOT NULL default 'element',
   `total_size` int(10) unsigned NOT NULL default '0',
   `inception` datetime default NULL,
   PRIMARY KEY (`bsidx`),
diff --git a/sql/updates/4/335 b/sql/updates/4/335
new file mode 100644
index 000000000..a7194a3a3
--- /dev/null
+++ b/sql/updates/4/335
@@ -0,0 +1,41 @@
+#
+# Add DB schema for tracking storage object composition and individual object
+# attributes.
+#
+
+use strict;
+use libdb;
+
+sub DoUpdate($$$)
+{
+    my ($dbhandle, $dbname, $version) = @_;
+
+    if (!DBTableExists("blockstore_trees")) {
+	DBQueryFatal("CREATE TABLE `blockstore_trees` (".
+		     " `bsidx` int(10) unsigned NOT NULL,".
+		     " `aggidx` int(10) unsigned NOT NULL default 0,".
+		     " `hint` tinytext NOT NULL default '',".
+		     " PRIMARY KEY (`bsidx`)".
+		     ") ENGINE=MyISAM DEFAULT CHARSET=latin1");
+    }
+
+    if (!DBTableExists("blockstore_attributes")) {
+	DBQueryFatal("CREATE TABLE `blockstore_attributes` (".
+		     " `bsidx` int(10) unsigned NOT NULL,".
+		     " `attrkey` varchar(32) NOT NULL default '',".
+		     " `attrvalue` tinytext NOT NULL,".
+		     " `attrtype` enum('integer','float','boolean','string') default 'string',".
+		     " PRIMARY KEY  (`bsidx`,`attrkey`)".
+		     ") ENGINE=MyISAM DEFAULT CHARSET=latin1");
+    }
+
+
+    if (DBSlotExists("blockstores", "role")) {
+	DBQueryFatal("alter table blockstores change role role " .
+		     "  enum('element','compound') " .
+		     "  NOT NULL default 'element'");
+    }
+    
+    return 0;
+}
+1;
-- 
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