C///

\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// #!/usr/bin/python -tt # 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 Library 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 2006 Duke University from yum.misc import cElementTree_iterparse as iterparse from yum.misc import _available_compression, stat_f from Errors import RepoMDError import sys import types from misc import AutoFileChecksums, to_xml def ns_cleanup(qn): if qn.find('}') == -1: return qn return qn.split('}')[1] class RepoData: """represents anything beneath a tag""" def __init__(self, elem=None): self.type = None if elem: self.type = elem.attrib.get('type') self.location = (None, None) self.checksum = (None,None) # type,value self.openchecksum = (None,None) # type,value self.timestamp = None self.dbversion = None self.size = None self.opensize = None self.deltas = [] if elem: self.parse(elem) def parse(self, elem): for child in elem: child_name = ns_cleanup(child.tag) if child_name == 'location': relative = child.attrib.get('href') base = child.attrib.get('base') self.location = (base, relative) elif child_name == 'checksum': csum_value = child.text csum_type = child.attrib.get('type') self.checksum = (csum_type,csum_value) elif child_name == 'open-checksum': csum_value = child.text csum_type = child.attrib.get('type') self.openchecksum = (csum_type, csum_value) elif child_name == 'timestamp': self.timestamp = child.text elif child_name == 'database_version': self.dbversion = child.text elif child_name == 'size': self.size = child.text elif child_name == 'open-size': self.opensize = child.text elif child_name == 'delta': delta = RepoData(child) delta.type = self.type self.deltas.append(delta) def dump_xml(self): msg = "" top = """\n""" % to_xml(self.type, attrib=True) msg += top for (data, xmlname) in [('checksum', 'checksum'),('openchecksum', 'open-checksum')]: if hasattr(self, data): val = getattr(self, data) if val[0]: d_xml = """ <%s type="%s">%s\n""" % (xmlname, to_xml(val[0], attrib=True), to_xml(val[1]), xmlname) msg += d_xml if hasattr(self, 'location'): val = getattr(self, 'location') if val[1]: loc = """ \n""" % to_xml(val[1], attrib=True) if val[0]: loc = """ \n""" % ( to_xml(val[0], attrib=True), to_xml(val[1], attrib=True)) msg += loc for (data,xmlname) in [('timestamp', 'timestamp'), ('dbversion', 'database_version'), ('size','size'), ('opensize', 'open-size')]: val = getattr(self, data) if val: d_xml = """ <%s>%s\n""" % (xmlname, to_xml(val), xmlname) msg += d_xml for delta in self.deltas: # change tag to "delta" and increase indent body = '\n '.join(delta.dump_xml().split('\n')[1:-2]) msg += ' \n %s\n \n' % body bottom = """\n""" msg += bottom return msg def getDelta(self, old_timestamp): old_timestamp = int(old_timestamp) for deltamd in self.deltas: if int(deltamd.timestamp) <= old_timestamp: return deltamd class RepoMD: """represents the repomd xml file""" def __init__(self, repoid, srcfile=None): """takes a repoid and a filename for the repomd.xml""" self.timestamp = 0 self.repoid = repoid self.repoData = {} self.checksums = {} self.length = 0 self.revision = None self.tags = {'content' : set(), 'distro' : {}, 'repo': set()} if srcfile: self.parse(srcfile) def parse(self, srcfile): if type(srcfile) in types.StringTypes: # srcfile is a filename string try: infile = open(srcfile, 'rt') except IOError: raise RepoMDError, "Unable to open %s" %(srcfile,) else: # srcfile is a file object infile = srcfile srcfile = None # We trust any of these to mean the repomd.xml is valid. infile = AutoFileChecksums(infile, ['sha256', 'sha512'], ignore_missing=True, ignore_none=True) parser = iterparse(infile) try: for event, elem in parser: elem_name = ns_cleanup(elem.tag) if elem_name == "data": thisdata = RepoData(elem=elem) old = self.repoData.get(thisdata.type) if (old and old.size and old.size < thisdata.size and old.location[1].rsplit('.', 1)[1] in _available_compression and srcfile and stat_f(srcfile.rsplit('/', 1)[0] +'/'+ thisdata.location[1].rsplit('/', 1)[1]) is None): # previous is smaller, can unzip it, and next is not cached thisdata = old self.repoData[thisdata.type] = thisdata try: # NOTE: This will fail on float timestamps, this is # required for compatability. Fix is to not generate # float timestamps in repomd.xml. nts = int(thisdata.timestamp) if nts > self.timestamp: # max() not in old python self.timestamp = nts except: pass elif elem_name == "revision": self.revision = elem.text elif elem_name == "tags": for child in elem: child_name = ns_cleanup(child.tag) if child_name == 'content': self.tags['content'].add(child.text) if child_name == 'distro': cpeid = child.attrib.get('cpeid', '') distro = self.tags['distro'].setdefault(cpeid,set()) distro.add(child.text) self.checksums = infile.checksums.hexdigests() self.length = len(infile.checksums) except SyntaxError, e: raise RepoMDError, "Damaged repomd.xml file" def fileTypes(self): """return list of metadata file types available""" return self.repoData.keys() def getData(self, type): if type in self.repoData: return self.repoData[type] else: raise RepoMDError, "requested datatype %s not available" % type def dump(self): """dump fun output""" print "file timestamp: %s" % self.timestamp print "file length : %s" % self.length for csum in sorted(self.checksums): print "file checksum : %s/%s" % (csum, self.checksums[csum]) if self.revision is not None: print 'revision: %s' % self.revision if self.tags['content']: print 'tags content: %s' % ", ".join(sorted(self.tags['content'])) if self.tags['distro']: for distro in sorted(self.tags['distro']): print 'tags distro: %s' % distro tags = self.tags['distro'][distro] print ' tags: %s' % ", ".join(sorted(tags)) print '\n---- Data ----' for ft in sorted(self.fileTypes()): thisdata = self.repoData[ft] print ' datatype: %s' % thisdata.type print ' location : %s %s' % thisdata.location print ' timestamp : %s' % thisdata.timestamp print ' size : %s' % thisdata.size print ' open size : %s' % thisdata.opensize print ' checksum : %s - %s' % thisdata.checksum print ' open checksum: %s - %s' % thisdata.openchecksum print ' dbversion : %s' % thisdata.dbversion print '' def dump_xml(self): msg = "" top = """