Add data migration script from sqlite to mysql

batch-delete.py

@@ -0,0 +1,31 @@
+#!/usr/bin/python
+
+import os
+import sys
+
+import settings
+
+try:
+    dbname = os.environ['DBNAME']
+    dbuser = os.environ['DBUSER']
+    dbpasswd = os.environ['DBPASSWD']
+except:
+    print 'Environment not set! Exit'
+    sys.exit(1)
+
+def do_delete(prefix):
+        cmd = ('echo "select concat(\'drop table \',  table_name ,\';\') from TABLES where TABLE_SCHEMA =\'%s\' and table_name like \'%s_%%\' ;" | mysql -u %s -p%s information_schema | sed -n \'2,$p\' | mysql -u %s -p%s %s') % (dbname, prefix, dbuser, dbpasswd, dbuser, dbpasswd, dbname)
+        try:
+            output = os.popen(cmd).read()
+        except:
+            pass
+    
+if __name__=="__main__":
+    for app in settings.INSTALLED_APPS:
+        app_name = app.split('.')[-1]
+        do_delete(app_name)
+
+    do_delete('django')
+    
+    print '[Delete seahub tables...Done]'
+        

sqlite-to-mysql.sh

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+#!/bin/sh
+
+# Before run the script, you should have created seafile-meta
+# database.
+# Choose NO when promote to create superuser.
+
+# The python path. Change to your path
+export PYTHONPATH=/usr/lib/python2.6/site-packages:thirdpart
+
+# The database configuration. Change to your config
+export DBNAME='seafile-meta'
+export DBUSER='seafile-user'
+export DBPASSWD='seafile'
+
+# Delete the exist seahub tables in database
+python batch-delete.py
+if [ $? -eq 1 ]; then
+    exit 1
+fi
+
+DUMP_FILE='dump_seahub.json'
+SETTINGS_COPY='mysqlsettings.py'
+SETTINGS_MODULE='mysqlsettings'
+
+
+cp settings.py $SETTINGS_COPY
+sed -i "/DATABASE_ENGINE/c\DATABASE_ENGINE = 'mysql'" $SETTINGS_COPY
+sed -i "/DATABASE_NAME/c\DATABASE_NAME = '$DBNAME'" $SETTINGS_COPY
+sed -i "/DATABASE_USER/c\DATABASE_USER = '$DBUSER'" $SETTINGS_COPY
+sed -i "/DATABASE_PASSWORD/c\DATABASE_PASSWORD = '$DBPASSWD'" $SETTINGS_COPY
+
+./manage.py syncdb --settings=$SETTINGS_MODULE
+
+./manage.py dumpdata > $DUMP_FILE --settings=settings && ./manage.py loaddata $DUMP_FILE --settings=$SETTINGS_MODULE && echo '[DONE]' || echo '[FAILED]'
+
+rm $DUMP_FILE $SETTINGS_COPY 2> /dev/null