44 lines
1.8 KiB
Python
44 lines
1.8 KiB
Python
import sys
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from django.db.backends.base.creation import BaseDatabaseCreation
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class DatabaseCreation(BaseDatabaseCreation):
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def sql_table_creation_suffix(self):
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test_settings = self.connection.settings_dict['TEST']
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assert test_settings['COLLATION'] is None, (
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"PostgreSQL does not support collation setting at database creation time."
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)
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if test_settings['CHARSET']:
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return "WITH ENCODING '%s'" % test_settings['CHARSET']
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return ''
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def _clone_test_db(self, number, verbosity, keepdb=False):
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# CREATE DATABASE ... WITH TEMPLATE ... requires closing connections
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# to the template database.
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self.connection.close()
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qn = self.connection.ops.quote_name
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source_database_name = self.connection.settings_dict['NAME']
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target_database_name = self.get_test_db_clone_settings(number)['NAME']
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with self._nodb_connection.cursor() as cursor:
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try:
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cursor.execute("CREATE DATABASE %s WITH TEMPLATE %s" % (
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qn(target_database_name), qn(source_database_name)))
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except Exception as e:
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if keepdb:
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return
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try:
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if verbosity >= 1:
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print("Destroying old test database for alias %s..." % (
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self._get_database_display_str(verbosity, target_database_name),
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))
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cursor.execute("DROP DATABASE %s" % qn(target_database_name))
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cursor.execute("CREATE DATABASE %s WITH TEMPLATE %s" % (
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qn(target_database_name), qn(source_database_name)))
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except Exception as e:
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sys.stderr.write("Got an error cloning the test database: %s\n" % e)
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sys.exit(2)
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