2017-06-08 Fred Gleason <fredg@paravelsystems.com>

* Added 'scripts/engine_conv.py'.

ChangeLog

@@ -15824,3 +15824,5 @@
 	argument of 'localhost' be sent to the localhost.
 2017-06-05 Fred Gleason <fredg@paravelsystems.com>
 	* Added a 'Air Gate' ['AG'] RML.
+2017-06-08 Fred Gleason <fredg@paravelsystems.com>
+	* Added 'scripts/engine_conv.py'.

rivendell.spec.in

@@ -428,6 +428,7 @@ rm -rf $RPM_BUILD_ROOT
 %doc docs/WINGS_FILTER.txt
 %doc docs/RIVENDELL_FILTER.txt
 %doc docs/NEXGEN_FILTER.txt
+%doc scripts/engine_conv.py
 
 
 %files devel

scripts/engine_conv.py

@@ -0,0 +1,68 @@
+#!/usr/bin/python
+
+# engine_conv.py
+#
+# Convert a Rivendell database to use a different MySQL table engine
+#
+#   (C) Copyright 2017 Fred Gleason <fredg@paravelsystems.com>
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License version 2 as
+#   published by the Free Software Foundation.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public
+#   License along with this program; if not, write to the Free Software
+#   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+#
+
+# Usage: engine_conv.py <engine>
+
+from __future__ import print_function
+
+import ConfigParser
+import mysql.connector
+import sys
+
+def eprint(*args,**kwargs):
+    print(*args,file=sys.stderr,**kwargs)
+
+
+def GetDbCredentials():
+    config=ConfigParser.ConfigParser()
+    config.readfp(open('/etc/rd.conf'))
+    return (config.get('mySQL','Loginname'),config.get('mySQL','Password'),
+            config.get('mySQL','Hostname'),config.get('mySQL','Database'))
+
+
+def OpenDb():
+    creds=GetDbCredentials()
+    return mysql.connector.connect(user=creds[0],password=creds[1],
+                                   host=creds[2],database=creds[3],buffered=True)
+
+if(len(sys.argv)<2):
+    eprint("engine_conv.py: missing <engine> argument")
+    exit(256)
+
+engine=sys.argv[1]
+
+db=OpenDb()
+creds=GetDbCredentials()
+
+sql='select TABLE_NAME,ENGINE from information_schema.TABLES where TABLE_SCHEMA="'+creds[3]+'" && ENGINE!="'+engine+'"'
+q=db.cursor()
+q.execute(sql)
+for row in q.fetchall():
+    print('Converting table "'+row[0]+'" to '+engine)
+    sql='alter table `'+row[0]+'` engine='+engine
+    q1=db.cursor()
+    q1.execute(sql)
+    db.commit()
+    q1.close()
+q.close()
+
+db.close()