Files
@ 90e06f53af8c
Branch filter:
Location: kallithea/rhodecode/lib/dbmigrate/migrate/versioning/script/base.py - annotation
90e06f53af8c
1.7 KiB
text/x-python
Implemented cache-map on main page to save executing select
statements that checks if cache should be invalidated.
It reduces number of executed queries from N which is number of
repos to 1 which is needed to fetch all keys from database.
On pages with large number of repos this could reduce load time by half
statements that checks if cache should be invalidated.
It reduces number of executed queries from N which is number of
repos to 1 which is needed to fetch all keys from database.
On pages with large number of repos this could reduce load time by half
9753e0907827 9753e0907827 9753e0907827 9753e0907827 08d2dcd71666 08d2dcd71666 08d2dcd71666 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 6832ef664673 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 9753e0907827 | #!/usr/bin/env python
# -*- coding: utf-8 -*-
import logging
from rhodecode.lib.dbmigrate.migrate import exceptions
from rhodecode.lib.dbmigrate.migrate.versioning.config import operations
from rhodecode.lib.dbmigrate.migrate.versioning import pathed
log = logging.getLogger(__name__)
class BaseScript(pathed.Pathed):
"""Base class for other types of scripts.
All scripts have the following properties:
source (script.source())
The source code of the script
version (script.version())
The version number of the script
operations (script.operations())
The operations defined by the script: upgrade(), downgrade() or both.
Returns a tuple of operations.
Can also check for an operation with ex. script.operation(Script.ops.up)
""" # TODO: sphinxfy this and implement it correctly
def __init__(self, path):
log.debug('Loading script %s...' % path)
self.verify(path)
super(BaseScript, self).__init__(path)
log.debug('Script %s loaded successfully' % path)
@classmethod
def verify(cls, path):
"""Ensure this is a valid script
This version simply ensures the script file's existence
:raises: :exc:`InvalidScriptError <migrate.exceptions.InvalidScriptError>`
"""
try:
cls.require_found(path)
except:
raise exceptions.InvalidScriptError(path)
def source(self):
""":returns: source code of the script.
:rtype: string
"""
fd = open(self.path)
ret = fd.read()
fd.close()
return ret
def run(self, engine):
"""Core of each BaseScript subclass.
This method executes the script.
"""
raise NotImplementedError()
|