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#!/usr/bin/python
# -*- coding: utf-8 -*-
###############################################################################
# LAYMAN SVN OVERLAY HANDLER
###############################################################################
# File: svn.py
#
# Handles subversion 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>
#
''' Subversion overlay support.'''
__version__ = "$Id: svn.py 236 2006-09-05 20:39:37Z wrobel $"
import os
from subprocess import PIPE, Popen
#==============================================================================
#
# Dependencies
#
#------------------------------------------------------------------------------
from layman.utils import path
from layman.overlays.source import (OverlaySource, require_supported,
_resolve_command)
#==============================================================================
#
# Class SvnOverlay
#
#------------------------------------------------------------------------------
class SvnOverlay(OverlaySource):
''' Handles subversion overlays.'''
type = 'Subversion'
type_key = 'svn'
def __init__(self, parent, config, _location,
ignore = 0):
super(SvnOverlay, self).__init__(
parent, config, _location, ignore)
self.subpath = None
def add(self, base):
'''Add overlay.'''
if not self.supported():
return 1
super(SvnOverlay, self).add(base)
cfg_opts = self.config["svn_addopts"]
self.target = path([base, self.parent.name])
args = ['co']
if self.config['quiet']:
args.append('-q')
if len(cfg_opts):
args.append(cfg_opts)
if self.src.endswith("/"):
src = self.src + '@'
else:
src = self.src + '/@'
args.append(src)
args.append(self.target)
return self.postsync(
self.run_command(self.command(), args, cmd=self.type),
cwd=self.target)
def sync(self, base):
'''Sync overlay.'''
if not self.supported():
return 1
def checkout_location():
# Append '@' iff needed
# Keeps users of SVN <1.6.5 happy in more cases (bug #313303)
repo_part = self.parent.name
if self.parent.name.find('@') != -1:
repo_part = repo_part + '@'
return path([base, repo_part])
cfg_opts = self.config["svn_syncopts"]
self.target = checkout_location()
# first check if an svn upgrade is needed.
self.output.debug("SVN: check_upgrade() call", 4)
self.check_upgrade(path([base, self.parent.name]))
# svn up [-q] TARGET
args = ['up']
if self.config['quiet']:
args.append('-q')
if len(cfg_opts):
args.append(cfg_opts)
args.append(self.target)
return self.postsync(
self.run_command(self.command(), args, cmd=self.type),
cwd=self.target)
def supported(self):
'''Overlay type supported?'''
return require_supported(
[(self.command(), 'svn','dev-vcs/subversion'),],
self.output.warn)
def cleanup(self):
'''Code to run in the event of a keyboard interrupt.
runs svn cleanup
'''
self.output.warn("SVN: preparing to run cleanup()", 2)
args = ["cleanup"]
args.append(self.target)
cleanup = self.run_command(self.command(), args, cmd="svn cleanup")
return
def check_upgrade(self, target):
'''Code to check the installed svn version and
run "svn upgrade" if needed.'''
file_to_run = _resolve_command(self.command(), self.output.error)[1]
args = file_to_run + ' -q --version'
pipe = Popen(args, shell=True, stdout=PIPE)
if pipe:
self.output.debug("SVN: check_upgrade()... have a valid pipe", 4)
version = pipe.stdout.readline().strip('\n')
self.output.debug("SVN: check_upgrade()... svn version found: %s"
% version, 4)
pipe.terminate()
if version >= '1.7.0':
self.output.debug("SVN: check_upgrade()... svn upgrade maybe",
4)
_path = path([target,'.svn/wc.db'])
if not os.path.exists(_path):
self.output.info("An svn upgrade needs to be run...",
2)
args = ["upgrade"]
return self.run_command(self.command(), args,
cwd=target, cmd="svn upgrade")
return
else:
return
|
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