From c41d9829ad6170c5fd31bd0cc25022515d295779 Mon Sep 17 00:00:00 2001
From: Thomas Gelf <thomas@gelf.net>
Date: Fri, 16 Oct 2015 18:09:04 +0200
Subject: [PATCH] schema/mysql: switch deployment to config_checksum

---
 schema/mysql-changes/upgrade_40.sql | 9 +++++++++
 schema/mysql.sql                    | 9 +++++++--
 2 files changed, 16 insertions(+), 2 deletions(-)
 create mode 100644 schema/mysql-changes/upgrade_40.sql

diff --git a/schema/mysql-changes/upgrade_40.sql b/schema/mysql-changes/upgrade_40.sql
new file mode 100644
index 00000000..55bcbedb
--- /dev/null
+++ b/schema/mysql-changes/upgrade_40.sql
@@ -0,0 +1,9 @@
+
+ALTER TABLE director_deployment_log ADD COLUMN config_checksum VARBINARY(20) DEFAULT NULL AFTER config_id;
+ALTER TABLE director_deployment_log DROP COLUMN config_id;
+ALTER TABLE director_deployment_log ADD CONSTRAINT config_checksum
+    FOREIGN KEY config_checksum (config_checksum)
+    REFERENCES director_generated_config (checksum)
+    ON DELETE SET NULL
+    ON UPDATE RESTRICT;
+
diff --git a/schema/mysql.sql b/schema/mysql.sql
index 256b25d8..376e3daf 100644
--- a/schema/mysql.sql
+++ b/schema/mysql.sql
@@ -75,7 +75,7 @@ CREATE TABLE director_generated_config_file (
 
 CREATE TABLE director_deployment_log (
   id BIGINT(20) UNSIGNED AUTO_INCREMENT NOT NULL,
-  config_id BIGINT(20) UNSIGNED NOT NULL,
+  config_checksum VARBINARY(20) DEFAULT NULL,
   peer_identity VARCHAR(64) NOT NULL,
   start_time DATETIME NOT NULL,
   end_time DATETIME DEFAULT NULL,
@@ -91,7 +91,12 @@ CREATE TABLE director_deployment_log (
   startup_succeeded ENUM('y', 'n') DEFAULT NULL,
   username VARCHAR(64) DEFAULT NULL COMMENT 'The user that triggered this deployment',
   startup_log TEXT DEFAULT NULL,
-  PRIMARY KEY (id)
+  PRIMARY KEY (id),
+  CONSTRAINT config_checksum
+    FOREIGN KEY config_checksum (config_checksum)
+    REFERENCES director_generated_config (checksum)
+    ON DELETE SET NULL
+    ON UPDATE RESTRICT
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
 
 CREATE TABLE director_datalist (