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# vim: set sw=4 sts=4 et :
# Copyright: 2008 Gentoo Foundation
# Author(s): Nirbheek Chauhan <nirbheek.chauhan@gmail.com>
# License: GPL-2
#
# Immortal lh!
#
import os, time
import os.path as osp
from .. import const
class Syncer(object):
"""
Sync stuff
"""
def __init__(self, uri=const.JOBTAGE_URI, rev='last:1', destdir=const.JOBTAGE_DIR, scheme='bzr'):
"""
Default is to sync the jobtage tree from the default location.
@param destdir: Destination directory
@scheme destdir: string
@param uri: Uri where to sync from
@scheme uri: string
@param rev: Revision of SCM (if applicable), default is latest
@scheme rev: string
@param scheme: The URI scheme
@scheme scheme: string
"""
if destdir.endswith('/'):
destdir = destdir[:-1]
self.destdir = destdir
if uri.endswith('/'):
uri = uri[:-1]
self.uri = uri
self.rev = rev
self.scheme = scheme
def sync(self):
"""
Sync. self.destdir must not exist if init-ing
Returns None if unsuccessful, returns True otherwise.
"""
init_command = ''
sync_command = ''
if self.scheme == 'bzr':
init_command = 'bzr branch -r"%s" "%s" "%s"' % (self.rev, self.uri, self.destdir)
sync_command = 'bzr pull --overwrite -r"%s" -d "%s" "%s"' % (self.rev, self.destdir, self.uri)
elif self.scheme == 'bzr-export':
init_command = 'bzr export -r"%s" "%s" "%s"' % (self.rev, self.destdir, self.uri)
sync_command = 'rm -rf \"%s\" && %s' % (self.destdir, init_command)
elif self.scheme == 'rsync':
init_command = 'rsync -avz --delete "%s" "%s"' % (self.uri, self.destdir)
sync_command = init_command
else:
print "Unknown scheme: %s" % self.scheme
return None
result = 0
if osp.exists(self.destdir):
if not osp.isdir(self.destdir):
return None
print 'Syncing...'+sync_command
result = os.system(sync_command)
else:
if not osp.exists(osp.dirname(self.destdir)):
# Create parents
os.makedirs(osp.dirname(self.destdir))
print 'Initing...'+init_command
result = os.system(init_command)
if not result == 0:
return None
return True
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