Attachment 6270 Details for Bug 35387 – The check script

The check script

repo_compare_versions_by_packages (text/plain), 3.92 KB, created by Sönke Schwardt-Krummrich on 2014-10-31 10:50:30 CET

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Creator: Sönke Schwardt-Krummrich

Created: 2014-10-31 10:50:30 CET

Size: 3.92 KB

patch

obsolete

>#!/usr/bin/python
>#
>import optparse
>import apt
>import sys
>import re
>import os
>
>
>class PkgEntry(object):
>	def __init__(self, package=None, version=None, filename=None, sourcepkg=None, ucsversion=None):
>		self.package = package
>		self.version = version
>		self.filename = filename
>		self.sourcepkg = sourcepkg
>		self.ucsversion = ucsversion
>
>	def _get_value(self, line):
>		return line.split(': ', 1)[1]
>
>	def scan(self, entry, ucsversion):
>		if ucsversion:
>			self.ucsversion = ucsversion
>		for line in entry.splitlines():
>			if line.startswith('Package: '):
>				self.package = self._get_value(line)
>			elif line.startswith('Version: '):
>				self.version = self._get_value(line)
>			elif line.startswith('Filename: '):
>				self.filename = self._get_value(line)
>			elif line.startswith('Source: '):
>				self.sourcepkg = self._get_value(line)
>
>	def is_ok(self):
>		return bool(self.package) and bool(self.version)
>
>
>def load_packages_file(filename, target_dict, ucsversion):
>	if not os.path.exists(filename):
>		print 'E: %r does not exist' % (filename,)
>		return
>
>	# load file
>	content = open(filename, 'r').read()
>	for entry in content.split('\n\n'):
>		# scan each entry
>		item = PkgEntry()
>		item.scan(entry, ucsversion)
>		if item.is_ok():
>			if item.package in target_dict:
>				if apt.VersionCompare(target_dict[item.package].version, item.version) < 0:
>					target_dict[item.package] = item
>			else:
>				target_dict[item.package] = item
>
>
>def load_version(version):
>	major, minor, patchlevel = [int(x) for x in version.replace('-', '.').split('.', 2)]
>
>	target = {}
>	for i_minor in xrange(0, minor+1):
>		for i_patchlevel in xrange(0, 99):
>			fn = '/var/univention/buildsystem2/apt/ucs_%d.%d-0' % (major, i_minor)
>			if not i_patchlevel == 0:
>				fn = '/var/univention/buildsystem2/apt/ucs_%d.%d-0-ucs%d.%d-%d' % (major, i_minor, major, i_minor, i_patchlevel)
>			if not os.path.isdir(fn):
>				break
>
>			print 'Loading', fn
>			for arch in ('all', 'i386', 'amd64'):
>				load_packages_file(os.path.join(fn, arch, 'Packages'), target, os.path.basename(fn))
>
>			fn = '/var/univention/buildsystem2/apt/ucs_%d.%d-0-errata%d.%d-%d' % (major, i_minor, major, i_minor, i_patchlevel)
>			if os.path.isdir(fn):
>				print 'Loading', fn
>				for arch in ('all', 'i386', 'amd64'):
>					load_packages_file(os.path.join(fn, arch, 'Packages'), target, os.path.basename(fn))
>	return target
>
>
>def compare(old, new):
>	errors = 0
>	pkglist = sorted(new.keys())
>	srcpkglist = set()
>	for pkg in pkglist:
>		if pkg in old:
>			if apt.VersionCompare(old[pkg].version, new[pkg].version) > 0:
>				if errors == 0:
>					print
>					print '--------------------------------------------------------------------------------------'
>					print '  The following packages use a smaller package version within the newer UCS release:'
>					print '--------------------------------------------------------------------------------------'
>					print
>				print 'PKG: %s' % (pkg,)
>				print '   %s: %s' % (old[pkg].ucsversion, old[pkg].version)
>				print '   %s: %s' % (new[pkg].ucsversion, new[pkg].version)
>				srcpkg = new[pkg].sourcepkg
>				if not srcpkg:
>					srcpkg = pkg
>				srcpkglist.add(srcpkg)
>				print '   Src pkg: %s' % (srcpkg,)
>				print
>				errors += 1
>
>	print
>	print 'Affected source packages:'
>	for pkg in sorted(list(srcpkglist)):
>		print '  %s' % (pkg,)
>	print
>
>	print 'Number of affected binary packages: %d' % (errors,)
>	print 'Number of affected source packages: %d' % (len(srcpkglist),)
>	return 1 if errors else 0
>
>
>def main():
>	usage = '''%progname <old ucs version> <new ucs version>
>
>Loads all Packages files up to last major version for both given versions
>and compares the available package versions.'''
>	parser = optparse.OptionParser(usage=usage)
>	(options, args) = parser.parse_args()
>
>	if len(args) != 2:
>		parser.print_usage()
>		sys.exit(1)
>
>	print 'Comparing UCS versions %s and %s:\n' % (args[0], args[1])
>
>	old = load_version(args[0])
>	new = load_version(args[1])
>
>	sys.exit(compare(old, new))
>
>if __name__ == '__main__':
>	main()

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Attachments on bug 35387: 6269 | 6270