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