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#!/usr/bin/python
# -*- coding: utf-8 -*-
#################################################################################
# LAYMAN OVERLAY DB
#################################################################################
# File: db.py
#
# Access to the db of overlays
#
# Copyright:
# (c) 2005 - 2008 Gunnar Wrobel
# Distributed under the terms of the GNU General Public License v2
#
# Author(s):
# Gunnar Wrobel <wrobel@gentoo.org>
#
'''Handles different storage files.'''
from __future__ import unicode_literals
from __future__ import with_statement
__version__ = "$Id: db.py 309 2007-04-09 16:23:38Z wrobel $"
#===============================================================================
#
# Dependencies
#
#-------------------------------------------------------------------------------
import os, os.path
from layman.utils import path, delete_empty_directory
from layman.dbbase import DbBase
from layman.makeconf import MakeConf
#===============================================================================
#
# Class DB
#
#-------------------------------------------------------------------------------
class DB(DbBase):
''' Handle the list of installed overlays.'''
def __init__(self, config):
self.config = config
self.output = config['output']
self.path = config['installed']
self.output.debug("DB.__init__(): config['installed'] = %s" % self.path, 3)
if config['nocheck']:
ignore = 2
else:
ignore = 1
DbBase.__init__(self,
config,
paths=[config['installed'], ],
ignore=ignore,
)
self.output.debug('DB handler initiated', 6)
# check and handle the name change
if not os.access(self.config['installed'], os.F_OK) and \
os.access(self.config['local_list'], os.F_OK):
self.output.die("Please run layman-updater, "
"then run layman again")
# overrider
def _broken_catalog_hint(self):
return ''
def add(self, overlay):
'''
Add an overlay to the local list of overlays.
>>> import tempfile
>>> tmpdir = tempfile.mkdtemp(prefix="laymantmp_")
>>> write = os.path.join(tmpdir, 'installed.xml')
>>> write2 = os.path.join(tmpdir, 'make.conf')
>>> here = os.path.dirname(os.path.realpath(__file__))
>>> from layman.config import OptionConfig
>>> myoptions = {'installed' :
... here + '/tests/testfiles/global-overlays.xml',
... 'local_list': here + '/tests/testfiles/overlays.xml',
... 'make_conf' : write2,
... 'nocheck' : 'yes',
... 'storage' : tmpdir}
>>> config = OptionConfig(myoptions)
>>> config.set_option('quietness', 3)
>>> a = DB(config)
>>> config.set_option('installed', write)
>>> b = DB(config)
>>> config['output'].set_colorize(False)
>>> m = MakeConf(config, b.overlays)
>>> m.path = write2
>>> success = m.write()
>>> success
True
# Commented out since it needs network access:
# >>> b.add(a.select('wrobel-stable')) #doctest: +ELLIPSIS
# * Running command "/usr/bin/rsync -rlptDvz --progress --delete --delete-after --timeout=180 --exclude="distfiles/*" --exclude="local/*" --exclude="packages/*" "rsync://gunnarwrobel.de/wrobel-stable/*" "/tmp/file.../wrobel-stable""...
# >>> c = DbBase([write, ], dict())
# >>> c.overlays.keys()
# [u'wrobel-stable']
# >>> m = MakeConf(config, b.overlays)
# >>> [i.name for i in m.overlays] #doctest: +ELLIPSIS
# [u'wrobel-stable']
# >>> os.unlink(write)
>>> os.unlink(write2)
>>> import shutil
>>> shutil.rmtree(tmpdir)
'''
if overlay.name not in self.overlays.keys():
result = overlay.add(self.config['storage'])
if result == 0:
if 'priority' in self.config.keys():
overlay.set_priority(self.config['priority'])
self.overlays[overlay.name] = overlay
self.write(self.path)
if self.config['make_conf']:
make_conf = MakeConf(self.config, self.overlays)
make_ok = make_conf.add(overlay)
return make_ok
return True
else:
mdir = path([self.config['storage'], overlay.name])
delete_empty_directory(mdir, self.output)
if os.path.exists(mdir):
self.output.error('Adding repository "%s" failed!'
' Possible remains of the operation have NOT'
' been removed and may be left at "%s".'
' Please remove them manually if required.' \
% (overlay.name, mdir))
return False
else:
self.output.error(
'Adding repository "%s" failed!' % overlay.name)
return False
else:
self.output.error('Repository "' + overlay.name +
'" already in the local (installed) list!')
return False
def delete(self, overlay):
'''
Add an overlay to the local list of overlays.
>>> import tempfile
>>> tmpdir = tempfile.mkdtemp(prefix="laymantmp_")
>>> write = os.path.join(tmpdir, 'installed.xml')
>>> write2 = os.path.join(tmpdir, 'make.conf')
>>> here = os.path.dirname(os.path.realpath(__file__))
>>> from layman.config import OptionConfig
>>> myoptions = {'installed' :
... here + '/tests/testfiles/global-overlays.xml',
... 'local_list': here + '/tests/testfiles/overlays.xml',
... 'make_conf' : write2,
... 'nocheck' : 'yes',
... 'storage' : tmpdir}
>>> config = OptionConfig(myoptions)
>>> config.set_option('quietness', 3)
>>> a = DB(config)
>>> config.set_option('installed', write)
>>> b = DB(config)
>>> config['output'].set_colorize(False)
>>> m = MakeConf(config, b.overlays)
>>> m.path = here + '/tests/testfiles/make.conf'
>>> m.read()
True
>>> m.path = write2
>>> m.write()
True
# >>> b.add(a.select('wrobel-stable')) #doctest: +ELLIPSIS
# * Running command "/usr/bin/rsync -rlptDvz --progress --delete --delete-after --timeout=180 --exclude="distfiles/*" --exclude="local/*" --exclude="packages/*" "rsync://gunnarwrobel.de/wrobel-stable/*" "/tmp/file.../wrobel-stable""...
# >>> b.add(a.select('wrobel')) #doctest: +ELLIPSIS
# * Running command "/usr/bin/svn co "https://overlays.gentoo.org/svn/dev/wrobel/" "/tmp/file.../wrobel""...
# >>> c = DbBase([write, ], dict())
# >>> c.overlays.keys()
# [u'wrobel', u'wrobel-stable']
# >>> b.delete(b.select('wrobel'))
# >>> c = DbBase([write, ], dict())
# >>> c.overlays.keys()
# [u'wrobel-stable']
# >>> m = MakeConf(config, b.overlays)
# >>> [i.name for i in m.overlays] #doctest: +ELLIPSIS
# [u'wrobel-stable']
# >>> os.unlink(write)
>>> os.unlink(write2)
>>> import shutil
>>> shutil.rmtree(tmpdir)
'''
if overlay.name in self.overlays.keys():
make_conf = MakeConf(self.config, self.overlays)
overlay.delete(self.config['storage'])
del self.overlays[overlay.name]
self.write(self.path)
make_conf.delete(overlay)
else:
self.output.error('No local overlay named "' + overlay.name + '"!')
return False
return True
def sync(self, overlay_name):
'''Synchronize the given overlay.'''
overlay = self.select(overlay_name)
result = overlay.sync(self.config['storage'])
if result:
raise Exception('Syncing overlay "' + overlay_name +
'" returned status ' + str(result) + '!' +
'\ndb.sync()')
#===============================================================================
#
# Testing
#
#-------------------------------------------------------------------------------
if __name__ == '__main__':
import doctest, sys
# Ignore warnings here. We are just testing
from warnings import filterwarnings, resetwarnings
filterwarnings('ignore')
doctest.testmod(sys.modules[__name__])
resetwarnings()
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