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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Licensed under the GNU General Public License Version 2
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Copyright (C) 2009-2014
# Richard Hughes <richard@hughsie.com>
#
import glob
import os
import rpm
import rpmUtils
import sys
import yum
import hashlib
import fnmatch
import datetime
import ConfigParser
timestamp = datetime.datetime.now().strftime('%Y%m%d')
_ts = rpm.ts()
_ts.setVSFlags(0x7FFFFFFF)
class Config:
def __init__(self):
# get the project defaults
self.cfg_project = ConfigParser.ConfigParser()
self.cfg_project.read('./project.conf')
self.distro_tag = self.cfg_project.get('AppstreamProject', 'DistroTag')
self.repo_ids = self.cfg_project.get('AppstreamProject', 'RepoIds').split(',')
def _do_newest_filtering(pkglist):
'''
Only return the newest package for each name.arch
'''
newest = {}
for pkg in pkglist:
key = (pkg.name, pkg.arch)
if key in newest:
# the current package is older
if pkg.verCMP(newest[key]) < 0:
continue
# the current package is the same version
if pkg.verCMP(newest[key]) == 0:
continue
# the current package is newer than what we have stored
del newest[key]
newest[key] = pkg
return newest.values()
def search_package_list(pkg):
for instfile in pkg.returnFileEntries():
if fnmatch.fnmatch(instfile, '/usr/share/applications/*.desktop'):
return True
if fnmatch.fnmatch(instfile, '/usr/share/applications/kde4/*.desktop'):
return True
if fnmatch.fnmatch(instfile, '/usr/share/fonts/*/*.otf'):
return True
if fnmatch.fnmatch(instfile, '/usr/share/fonts/*/*.ttf'):
return True
if fnmatch.fnmatch(instfile, '/usr/share/ibus/component/*.xml'):
return True
if fnmatch.fnmatch(instfile, '/usr/share/ibus-table/tables/*.db'):
return True
if fnmatch.fnmatch(instfile, '/usr/lib64/gstreamer-1.0/libgst*.so'):
return True
if fnmatch.fnmatch(instfile, '/usr/share/appdata/*.metainfo.xml'):
return True
return False
def get_sha256_hash(filename, block_size=256*128):
md5 = hashlib.sha256()
with open(filename,'rb') as f:
for chunk in iter(lambda: f.read(block_size), b''):
md5.update(chunk)
return md5.hexdigest()
def ensure_pkg_exists(yb, existing, pkg):
# get base name without the slash
relativepath = pkg.returnSimple('relativepath')
pos = relativepath.rfind('/')
if pos != -1:
relativepath = relativepath[pos+1:]
# is in cache?
path = './packages/' + relativepath
if os.path.exists(path) and get_sha256_hash(path) == pkg.checksum:
#print("INFO: %s up to date" % pkg.nvra)
return
# do we have an old version of this?
if existing.has_key(pkg.name) and os.path.exists(existing[pkg.name]):
print("INFO: deleting %s" % os.path.basename(existing[pkg.name]))
os.remove(existing[pkg.name])
# make sure the metadata exists
repo = yb.repos.getRepo(pkg.repoid)
# download now
print("INFO: downloading %s" % os.path.basename(path))
pkg.localpath = path
repo.getPackage(pkg)
def pkg_from_name(sack, name):
for pkg in sack:
if pkg.name == name:
return pkg
return None
def update():
# create if we're starting from nothing
if not os.path.exists('./packages'):
os.makedirs('./packages')
# get extra packages needed for some applications
cfg = Config()
extra_packages = []
extra_packages.append('alliance')
extra_packages.append('hotot-common')
extra_packages.append('java-1.7.0-openjdk')
extra_packages.append('kchmviewer')
extra_packages.append('libprojectM-qt')
extra_packages.append('nntpgrab-core')
extra_packages.append('scummvm')
extra_packages.append('switchdesk')
extra_packages.append('transmission-common')
extra_packages.append('oxygen-icon-theme')
# find out what we've got already
files = glob.glob("./packages/*.rpm")
files.sort()
existing = {}
for f in files:
fd = os.open(f, os.O_RDONLY)
try:
hdr = _ts.hdrFromFdno(fd)
except Exception as e:
pass
else:
existing[hdr.name] = f
os.close(fd)
print("INFO: Found %i existing packages for %s" % (len(existing), cfg.distro_tag))
# setup yum
yb = yum.YumBase()
yb.preconf.releasever = cfg.distro_tag[1:]
yb.doConfigSetup(errorlevel=-1, debuglevel=-1)
yb.conf.cache = 0
# what is native for this arch
basearch = rpmUtils.arch.getBaseArch()
if basearch == 'i386':
basearch_list = ['i386', 'i486', 'i586', 'i686']
else:
basearch_list = [basearch]
basearch_list.append('noarch')
# reget the correct metadata every day
yb.repos.enableRepo('rawhide')
for repo in yb.repos.listEnabled():
if repo.id in cfg.repo_ids:
repo.enable()
repo.metadata_expire = 60 * 60 * 12 # 12 hours
print("INFO: enabled: %s" % repo.id)
else:
repo.disable()
print("INFO: disabled: %s" % repo.id)
# find all packages
print("INFO: Checking metadata...")
downloaded = {}
try:
pkgs = yb.pkgSack
except yum.Errors.NoMoreMirrorsRepoError as e:
print("FAILED:" % str(e))
sys.exit(1)
newest_packages = _do_newest_filtering(pkgs)
# restrict this down so we have less to search
print("INFO: Finding interesting packages...")
available_packages = []
matched_packages = []
for pkg in newest_packages:
if pkg.repoid in cfg.repo_ids and pkg.arch in basearch_list:
available_packages.append(pkg)
if pkg.name in extra_packages or search_package_list(pkg):
matched_packages.append(pkg)
# ensure the package, and the first level of deps is downloaded
print("INFO: Downloading packages...")
matched_packages.sort()
for pkg in matched_packages:
#print("INFO: Checking for %s..." % pkg.name)
ensure_pkg_exists(yb, existing, pkg)
for require in pkg.strong_requires_names:
# remove helpful package suffixes
idx = require.find('(x86-64)')
if idx > 0:
require = require[0:idx]
if downloaded.has_key(require):
continue
dep = pkg_from_name(available_packages, require)
if not dep:
continue
if dep.base_package_name != pkg.base_package_name and not require.startswith(pkg.name):
continue
#print ("INFO: " + pkg.name + " also needs " + require)
if require in extra_packages:
print("WARNING: Remove %s from whitelist" % require)
ensure_pkg_exists(yb, existing, dep)
downloaded[dep.name] = True
downloaded[pkg.name] = True
if len(downloaded) == 0:
print("INFO: no packages downloaded for %s" % cfg.distro_tag)
return
# have any packages been removed?
for i in existing:
if not downloaded.has_key(i):
print("INFO: deleting %s" % existing[i])
os.remove(existing[i])
def main():
# check we're not top level
if os.path.exists('./application.py'):
print 'You cannot run these tools from the top level directory'
sys.exit(1)
# update all the packages
update()
sys.exit(0)
if __name__ == "__main__":
main()
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