[open-ils-commits] r14991 - in trunk/Open-ILS/src/sql/Pg: . upgrade (miker)

svn at svn.open-ils.org svn at svn.open-ils.org
Fri Nov 20 14:15:14 EST 2009


Author: miker
Date: 2009-11-20 14:15:10 -0500 (Fri, 20 Nov 2009)
New Revision: 14991

Added:
   trunk/Open-ILS/src/sql/Pg/upgrade/0087.audit_functions_atomized.sql
Modified:
   trunk/Open-ILS/src/sql/Pg/002.schema.config.sql
   trunk/Open-ILS/src/sql/Pg/900.audit-functions.sql
Log:
Patch from Joe Atzberger to break up the auditor table creation function into multiple bits.

This is the start of a process that will make the auditor functionality more stable and predictable across upgrades, where columns are dropped and created on audited tables.



Modified: trunk/Open-ILS/src/sql/Pg/002.schema.config.sql
===================================================================
--- trunk/Open-ILS/src/sql/Pg/002.schema.config.sql	2009-11-20 17:48:19 UTC (rev 14990)
+++ trunk/Open-ILS/src/sql/Pg/002.schema.config.sql	2009-11-20 19:15:10 UTC (rev 14991)
@@ -51,7 +51,7 @@
     install_date    TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW()
 );
 
-INSERT INTO config.upgrade_log (version) VALUES ('0086'); -- Scott McKellar
+INSERT INTO config.upgrade_log (version) VALUES ('0087'); -- atz
 
 CREATE TABLE config.bib_source (
 	id		SERIAL	PRIMARY KEY,

Modified: trunk/Open-ILS/src/sql/Pg/900.audit-functions.sql
===================================================================
--- trunk/Open-ILS/src/sql/Pg/900.audit-functions.sql	2009-11-20 17:48:19 UTC (rev 14990)
+++ trunk/Open-ILS/src/sql/Pg/900.audit-functions.sql	2009-11-20 19:15:10 UTC (rev 14991)
@@ -21,53 +21,86 @@
 
 CREATE SCHEMA auditor;
 
+CREATE FUNCTION auditor.create_auditor_seq     ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    EXECUTE $$
+        CREATE SEQUENCE auditor.$$ || sch || $$_$$ || tbl || $$_pkey_seq;
+    $$;
+	RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
 
-CREATE FUNCTION auditor.create_auditor ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+CREATE FUNCTION auditor.create_auditor_history ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
 BEGIN
-	EXECUTE $$
-			CREATE SEQUENCE auditor.$$ || sch || $$_$$ || tbl || $$_pkey_seq;
-	$$;
+    EXECUTE $$
+        CREATE TABLE auditor.$$ || sch || $$_$$ || tbl || $$_history (
+            audit_id	BIGINT				PRIMARY KEY,
+            audit_time	TIMESTAMP WITH TIME ZONE	NOT NULL,
+            audit_action	TEXT				NOT NULL,
+            LIKE $$ || sch || $$.$$ || tbl || $$
+        );
+    $$;
+	RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
 
-	EXECUTE $$
-			CREATE TABLE auditor.$$ || sch || $$_$$ || tbl || $$_history (
-				audit_id	BIGINT				PRIMARY KEY,
-				audit_time	TIMESTAMP WITH TIME ZONE	NOT NULL,
-				audit_action	TEXT				NOT NULL,
-				LIKE $$ || sch || $$.$$ || tbl || $$
-			);
-	$$;
+CREATE FUNCTION auditor.create_auditor_func    ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    EXECUTE $$
+        CREATE FUNCTION auditor.audit_$$ || sch || $$_$$ || tbl || $$_func ()
+        RETURNS TRIGGER AS $func$
+        BEGIN
+            INSERT INTO auditor.$$ || sch || $$_$$ || tbl || $$_history
+                SELECT	nextval('auditor.$$ || sch || $$_$$ || tbl || $$_pkey_seq'),
+                    now(),
+                    SUBSTR(TG_OP,1,1),
+                    OLD.*;
+            RETURN NULL;
+        END;
+        $func$ LANGUAGE 'plpgsql';
+    $$;
+	RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
 
-	EXECUTE $$
-			CREATE FUNCTION auditor.audit_$$ || sch || $$_$$ || tbl || $$_func ()
-			RETURNS TRIGGER AS $func$
-			BEGIN
-				INSERT INTO auditor.$$ || sch || $$_$$ || tbl || $$_history
-					SELECT	nextval('auditor.$$ || sch || $$_$$ || tbl || $$_pkey_seq'),
-						now(),
-						SUBSTR(TG_OP,1,1),
-						OLD.*;
-				RETURN NULL;
-			END;
-			$func$ LANGUAGE 'plpgsql';
-	$$;
+CREATE FUNCTION auditor.create_auditor_update_trigger ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    EXECUTE $$
+        CREATE TRIGGER audit_$$ || sch || $$_$$ || tbl || $$_update_trigger
+            AFTER UPDATE OR DELETE ON $$ || sch || $$.$$ || tbl || $$ FOR EACH ROW
+            EXECUTE PROCEDURE auditor.audit_$$ || sch || $$_$$ || tbl || $$_func ();
+    $$;
+	RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
 
-	EXECUTE $$
-			CREATE TRIGGER audit_$$ || sch || $$_$$ || tbl || $$_update_trigger
-				AFTER UPDATE OR DELETE ON $$ || sch || $$.$$ || tbl || $$ FOR EACH ROW
-				EXECUTE PROCEDURE auditor.audit_$$ || sch || $$_$$ || tbl || $$_func ();
-	$$;
-
-	EXECUTE $$
-			CREATE VIEW auditor.$$ || sch || $$_$$ || tbl || $$_lifecycle AS
-				SELECT	-1, now() as audit_time, '-' as audit_action, *
-				  FROM	$$ || sch || $$.$$ || tbl || $$
-				  	UNION ALL
-				SELECT	*
-				  FROM	auditor.$$ || sch || $$_$$ || tbl || $$_history;
-	$$;
+CREATE FUNCTION auditor.create_auditor_lifecycle     ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    EXECUTE $$
+        CREATE VIEW auditor.$$ || sch || $$_$$ || tbl || $$_lifecycle AS
+            SELECT	-1, now() as audit_time, '-' as audit_action, *
+              FROM	$$ || sch || $$.$$ || tbl || $$
+                UNION ALL
+            SELECT	*
+              FROM	auditor.$$ || sch || $$_$$ || tbl || $$_history;
+    $$;
 	RETURN TRUE;
 END;
 $creator$ LANGUAGE 'plpgsql';
 
+
+-- The main event
+
+CREATE FUNCTION auditor.create_auditor ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    PERFORM auditor.create_auditor_seq(sch, tbl);
+    PERFORM auditor.create_auditor_history(sch, tbl);
+    PERFORM auditor.create_auditor_func(sch, tbl);
+    PERFORM auditor.create_auditor_update_trigger(sch, tbl);
+    PERFORM auditor.create_auditor_lifecycle(sch, tbl);
+    RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
+
 COMMIT;
 

Added: trunk/Open-ILS/src/sql/Pg/upgrade/0087.audit_functions_atomized.sql
===================================================================
--- trunk/Open-ILS/src/sql/Pg/upgrade/0087.audit_functions_atomized.sql	                        (rev 0)
+++ trunk/Open-ILS/src/sql/Pg/upgrade/0087.audit_functions_atomized.sql	2009-11-20 19:15:10 UTC (rev 14991)
@@ -0,0 +1,95 @@
+/*
+ * Copyright (C) 2009 Equinox Software, Inc.
+ * Joe Atzberger
+ *
+ * Released under GNU General Public License version 2
+ */
+
+BEGIN;
+
+INSERT INTO config.upgrade_log (version) VALUES ('0087'); -- atz
+
+CREATE FUNCTION auditor.create_auditor_seq     ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    EXECUTE $$
+        CREATE SEQUENCE auditor.$$ || sch || $$_$$ || tbl || $$_pkey_seq;
+    $$;
+	RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
+
+CREATE FUNCTION auditor.create_auditor_history ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    EXECUTE $$
+        CREATE TABLE auditor.$$ || sch || $$_$$ || tbl || $$_history (
+            audit_id	BIGINT				PRIMARY KEY,
+            audit_time	TIMESTAMP WITH TIME ZONE	NOT NULL,
+            audit_action	TEXT				NOT NULL,
+            LIKE $$ || sch || $$.$$ || tbl || $$
+        );
+    $$;
+	RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
+
+CREATE FUNCTION auditor.create_auditor_func    ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    EXECUTE $$
+        CREATE FUNCTION auditor.audit_$$ || sch || $$_$$ || tbl || $$_func ()
+        RETURNS TRIGGER AS $func$
+        BEGIN
+            INSERT INTO auditor.$$ || sch || $$_$$ || tbl || $$_history
+                SELECT	nextval('auditor.$$ || sch || $$_$$ || tbl || $$_pkey_seq'),
+                    now(),
+                    SUBSTR(TG_OP,1,1),
+                    OLD.*;
+            RETURN NULL;
+        END;
+        $func$ LANGUAGE 'plpgsql';
+    $$;
+    RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
+
+CREATE FUNCTION auditor.create_auditor_update_trigger ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    EXECUTE $$
+        CREATE TRIGGER audit_$$ || sch || $$_$$ || tbl || $$_update_trigger
+            AFTER UPDATE OR DELETE ON $$ || sch || $$.$$ || tbl || $$ FOR EACH ROW
+            EXECUTE PROCEDURE auditor.audit_$$ || sch || $$_$$ || tbl || $$_func ();
+    $$;
+	RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
+
+CREATE FUNCTION auditor.create_auditor_lifecycle     ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    EXECUTE $$
+        CREATE VIEW auditor.$$ || sch || $$_$$ || tbl || $$_lifecycle AS
+            SELECT	-1, now() as audit_time, '-' as audit_action, *
+              FROM	$$ || sch || $$.$$ || tbl || $$
+                UNION ALL
+            SELECT	*
+              FROM	auditor.$$ || sch || $$_$$ || tbl || $$_history;
+    $$;
+	RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
+
+DROP FUNCTION IF EXISTS auditor.create_auditor; -- Besides this line and the 0087 INSERT, the rest of this file is 900.audit-functions.sql
+
+-- The main event
+
+CREATE FUNCTION auditor.create_auditor ( sch TEXT, tbl TEXT ) RETURNS BOOL AS $creator$
+BEGIN
+    PERFORM auditor.create_auditor_seq(sch, tbl);
+    PERFORM auditor.create_auditor_history(sch, tbl);
+    PERFORM auditor.create_auditor_func(sch, tbl);
+    PERFORM auditor.create_auditor_update_trigger(sch, tbl);
+    PERFORM auditor.create_auditor_lifecycle(sch, tbl);
+	RETURN TRUE;
+END;
+$creator$ LANGUAGE 'plpgsql';
+
+COMMIT;
+



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