Created
September 29, 2011 15:13
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Django management command for dumping database
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from django.core.management.base import BaseCommand | |
from django.conf import settings | |
from optparse import make_option | |
import os | |
# default dump commands, you can overwrite these in your settings. | |
MYSQLDUMP_CMD = getattr(settings, 'MYSQLDUMP_CMD', 'mysqldump --host=%(host)s --port=%(port)s --opt --complete-insert --compact --skip-add-locks -u"%(user)s" -p"%(password)s" %(database)s > %(filename)s') | |
SQLITE3DUMP_CMD = getattr(settings, 'SQLITE3DUMP_CMD', 'echo ".dump" | sqlite3 %(database)s > %(filename)s') | |
class Command(BaseCommand): | |
help = 'Complete dump of database of this project' | |
option_list = BaseCommand.option_list +( | |
make_option("--database", help="Select database to dump"), | |
) | |
def handle(self, *args, **options): | |
if not args: | |
print 'Write name of the outup file!\n' | |
return | |
else: | |
filename = args[0] | |
database = self.get_database_settings(options['database']) | |
if database['ENGINE'].endswith('mysql'): | |
cmd = MYSQLDUMP_CMD % dict( | |
host = database['HOST'], | |
port = database['PORT'], | |
user = database['USER'], | |
password = database['PASSWORD'], | |
database = database['NAME'], | |
filename = filename, | |
) | |
elif database['ENGINE'].endswith('sqlite3'): | |
cmd = SQLITE3DUMP_CMD % dict( | |
database = database['NAME'], | |
filename = filename, | |
) | |
else: | |
print "Sorry, dump_database only supports mysql and sqlite3 database backends.\n" | |
return | |
os.system(cmd) | |
def get_database_settings(self, database=None): | |
if database: | |
return settings.DATABASES[database] | |
try: | |
return settings.DATABASES['default'] | |
except: | |
return { | |
'ENGINE' : settings.DATABASE_ENGINE, | |
'NAME' : settings.DATABASE_NAME, | |
'USER' : settings.DATABASE_USER, | |
'PASSWORD' : settings.DATABASE_PASSWORD, | |
'HOST' : settings.DATABASE_HOST, | |
'PORT' : settings.DATABASE_PORT, | |
} |
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