FM / yum

/usr/lib/python2.6/site-packages/yum

Name	Size	Mode	Actions
callbacks.py	4666	0755	edit dl rm
callbacks.pyc	5278	0644	edit dl rm
callbacks.pyo	5278	0644	edit dl rm
comps.py	20770	0755	edit dl rm
comps.pyc	17568	0644	edit dl rm
comps.pyo	17568	0644	edit dl rm
config.py	37292	0755	edit dl rm
config.pyc	37470	0644	edit dl rm
config.pyo	37470	0644	edit dl rm
constants.py	4698	0755	edit dl rm
constants.pyc	3575	0644	edit dl rm
constants.pyo	3575	0644	edit dl rm
depsolve.py	65512	0755	edit dl rm
depsolve.pyc	39644	0644	edit dl rm
depsolve.pyo	39586	0644	edit dl rm
Errors.py	3780	0755	edit dl rm
Errors.pyc	8185	0644	edit dl rm
Errors.pyo	8185	0644	edit dl rm
failover.py	3372	0755	edit dl rm
failover.pyc	3591	0644	edit dl rm
failover.pyo	3591	0644	edit dl rm
history.py	62468	0755	edit dl rm
history.pyc	54985	0644	edit dl rm
history.pyo	54769	0644	edit dl rm
i18n.py	20683	0755	edit dl rm
i18n.pyc	16516	0644	edit dl rm
i18n.pyo	16516	0644	edit dl rm
logginglevels.py	7986	0755	edit dl rm
logginglevels.pyc	6620	0644	edit dl rm
logginglevels.pyo	6620	0644	edit dl rm
mdparser.py	6408	0755	edit dl rm
mdparser.pyc	7818	0644	edit dl rm
mdparser.pyo	7818	0644	edit dl rm
metalink.py	9506	0755	edit dl rm
metalink.pyc	9147	0644	edit dl rm
metalink.pyo	9077	0644	edit dl rm
misc.py	36716	0755	edit dl rm
misc.pyc	36926	0644	edit dl rm
misc.pyo	36885	0644	edit dl rm
packages.py	82489	0755	edit dl rm
packages.pyc	79613	0644	edit dl rm
packages.pyo	79572	0644	edit dl rm
packageSack.py	41879	0755	edit dl rm
packageSack.pyc	43372	0644	edit dl rm
packageSack.pyo	43372	0644	edit dl rm
parser.py	7807	0755	edit dl rm
parser.pyc	6545	0644	edit dl rm
parser.pyo	6545	0644	edit dl rm
pgpmsg.py	54420	0755	edit dl rm
pgpmsg.pyc	39598	0644	edit dl rm
pgpmsg.pyo	39598	0644	edit dl rm
pkgtag_db.py	4955	0755	edit dl rm
pkgtag_db.pyc	5211	0644	edit dl rm
pkgtag_db.pyo	5211	0644	edit dl rm
plugins.py	25083	0755	edit dl rm
plugins.pyc	26384	0644	edit dl rm
plugins.pyo	26384	0644	edit dl rm
repoMDObject.py	10084	0755	edit dl rm
repoMDObject.pyc	8617	0644	edit dl rm
repoMDObject.pyo	8617	0644	edit dl rm
repos.py	14302	0755	edit dl rm
repos.pyc	15834	0644	edit dl rm
repos.pyo	15785	0644	edit dl rm
rpmsack.py	68762	0755	edit dl rm
rpmsack.pyc	58447	0644	edit dl rm
rpmsack.pyo	58308	0644	edit dl rm
rpmtrans.py	25004	0755	edit dl rm
rpmtrans.pyc	23500	0644	edit dl rm
rpmtrans.pyo	23443	0644	edit dl rm
sqlitesack.py	71379	0755	edit dl rm
sqlitesack.pyc	55778	0644	edit dl rm
sqlitesack.pyo	55350	0644	edit dl rm
sqlutils.py	6422	0755	edit dl rm
sqlutils.pyc	5789	0644	edit dl rm
sqlutils.pyo	5789	0644	edit dl rm
transactioninfo.py	32007	0755	edit dl rm
transactioninfo.pyc	29718	0644	edit dl rm
transactioninfo.pyo	29718	0644	edit dl rm
update_md.py	24714	0755	edit dl rm
update_md.pyc	21296	0644	edit dl rm
update_md.pyo	21296	0644	edit dl rm
yumRepo.py	75978	0755	edit dl rm
yumRepo.pyc	59618	0644	edit dl rm
yumRepo.pyo	59618	0644	edit dl rm
__init__.py	239205	0755	edit dl rm
__init__.pyc	156538	0644	edit dl rm
__init__.pyo	156365	0644	edit dl rm

Edit: /usr/lib/python2.6/site-packages/yum/metalink.py (9506B)

#!/usr/bin/python -t
# 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 2008 Red Hat
#
# James Antill <james@fedoraproject.org>

# Parse the new MirrorManager metalink output:

import sys
import os
import time
from urlgrabber.progress import format_number

import Errors

from yum.misc import cElementTree_xmlparse as xmlparse

class MetaLinkRepoErrorParseFail(Errors.RepoError):
    """ An exception thrown for an unparsable MetaLinkRepoMD file. """
    pass

__XML_NS_ML__ = 'http://www.metalinker.org/'
__XML_NS_MM__ = 'http://fedorahosted.org/mirrormanager'
__XML_FMT__   = {'ml' : __XML_NS_ML__,
                 'mm' : __XML_NS_MM__}

__ML_FILE_ELEMENT__ = """\
{%(ml)s}files/{%(ml)s}file\
""" % __XML_FMT__
__ML_OLD_FILE_ELEMENTS__ = """\
{%(mm)s}alternates/{%(mm)s}alternate\
""" % __XML_FMT__
__ML_RESOURCES__ = """\
{%(ml)s}resources\
""" % __XML_FMT__

class MetaLinkFile:
    """ Parse the file metadata out of a metalink file. """

def __init__(self, elem):
        # We aren't "using" any of these, just storing them.
        chksums = set(["md5", 'sha1', 'sha256', 'sha512'])

for celem in elem:
            if False: pass
            elif celem.tag == "{%s}timestamp" % __XML_NS_MM__:
                self.timestamp = int(celem.text)
            elif celem.tag == "{%s}size" % __XML_NS_ML__:
                self.size = int(celem.text)
            elif celem.tag == "{%s}verification" % __XML_NS_ML__:
                self.chksums = {}
                for helem in celem:
                    if (helem.tag == "{%s}hash"  % __XML_NS_ML__ and
                        helem.get("type") in chksums):
                        self.chksums[helem.get("type").lower()] = helem.text

if not hasattr(self, 'timestamp'):
            raise MetaLinkRepoErrorParseFail, "No timestamp for file"
        if not hasattr(self, 'size'):
            raise MetaLinkRepoErrorParseFail, "No size for file"
        if not hasattr(self, 'chksums'):
            raise MetaLinkRepoErrorParseFail, "No verifications for file"

def __str__(self):
        return """\
Timestamp: %s
Size:      %5s (%d)
MD5:       %s
SHA1:      %s
SHA256:    %s
SHA512:    %s
""" % (time.ctime(self.timestamp), format_number(self.size), self.size,
       self.md5, self.sha1, self.sha256, self.sha512)

def _get_md5(self):
        return self.chksums.get('md5', '')
    md5 = property(_get_md5)
    def _get_sha1(self):
        return self.chksums.get('sha1', '')
    sha1 = property(_get_sha1)
    def _get_sha256(self):
        return self.chksums.get('sha256', '')
    sha256 = property(_get_sha256)
    def _get_sha512(self):
        return self.chksums.get('sha512', '')
    sha512 = property(_get_sha512)

def __cmp__(self, other):
        if other is None:
            return 1
        ret = cmp(self.timestamp, other.timestamp)
        if ret:
            return -ret
        ret = cmp(self.size, other.size)
        if ret:
            return ret
        ret = cmp(self.md5, other.md5)
        if ret:
            return ret
        ret = cmp(self.sha1, other.sha1)
        if ret:
            return ret
        ret = cmp(self.sha256, other.sha256)
        if ret:
            return ret
        ret = cmp(self.sha512, other.sha512)
        if ret:
            return ret
        return 0

class MetaLinkURL:
    """ Parse the URL metadata out of a metalink file. """

def __init__(self, elem, max_connections):
        assert elem.tag == '{%s}url' % __XML_NS_ML__

self.max_connections = max_connections

self.url        = elem.text
        self.preference = int(elem.get("preference", -1))
        self.protocol   = elem.get("type") # This is the "std" attribute name
        self.location   = elem.get("location")
        self.private    = elem.get("{%s}private" % __XML_NS_MM__, "false")
        self.private    = self.private.lower() == "true"

if self.protocol is None: # Try for the old MM protocol attribute
            self.protocol   = elem.get("protocol")

def __str__(self):
        return """\
URL:             %s
Preference:      %d
Max-Connections: %d
Protocol:        %s
Location:        %s
Private:         %s
""" % (self.url, self.preference, self.max_connections,
       self.protocol, self.location, self.private)

def __cmp__(self, other):
        if other is None:
            return 1
        ret = cmp(self.preference, other.preference)
        if ret:
            return -ret
        ret = cmp(self.protocol == "https", other.protocol == "https")
        if ret:
            return -ret
        ret = cmp(self.protocol == "http", other.protocol == "http")
        if ret:
            return -ret
        return cmp(self.url, other.url)

def usable(self):
        if self.protocol is None:
            return False
        if not self.url:
            return False
        return True

class MetaLinkRepoMD:
    """ Parse a metalink file for repomd.xml. """

def __init__(self, filename):
        self.name   = None
        self.repomd = None
        self.old_repomds = []
        self.mirrors = []
        if not os.path.exists(filename):
            raise MetaLinkRepoErrorParseFail, "File %s does not exist" %filename
        try:
            root = xmlparse(filename)
        except SyntaxError:
            raise MetaLinkRepoErrorParseFail, "File %s is not XML" % filename

for elem in root.findall(__ML_FILE_ELEMENT__):
            name = elem.get('name')
            if os.path.basename(name) != 'repomd.xml':
                continue

if self.name is not None and self.name != name:
                raise MetaLinkRepoErrorParseFail, "Different paths for repomd file"
            self.name = name

repomd = MetaLinkFile(elem)

if self.repomd is not None and self.repomd != repomd:
                raise MetaLinkRepoErrorParseFail, "Different data for repomd file"
            self.repomd = repomd

for celem in elem.findall(__ML_OLD_FILE_ELEMENTS__):
                self.old_repomds.append(MetaLinkFile(celem))

for celem in elem.findall(__ML_RESOURCES__):
                max_connections = int(celem.get("maxconnections"))
                for uelem in celem:
                    if uelem.tag == "{%s}url"  % __XML_NS_ML__:
                        self.mirrors.append(MetaLinkURL(uelem, max_connections))

self.old_repomds.sort()
        self.mirrors.sort()

if self.repomd is None:
            raise MetaLinkRepoErrorParseFail, "No repomd file"
        if len(self.mirrors) < 1:
            raise MetaLinkRepoErrorParseFail, "No mirror"

def urls(self):
        """ Iterate plain urls for the mirrors, like the old mirrorlist. """

# Get the hostname from a url, stripping away any usernames/passwords
        # Borrowd from fastestmirror
        url2host = lambda url: url.split('/')[2].split('@')[-1]
        hosts = set() # Don't want multiple urls for one host in plain mode
                      # The list of URLs is sorted, so http is before ftp

for mirror in self.mirrors:
            url = mirror.url

# This is what yum supports atm. ... no rsync etc.
            if url.startswith("file:"):
                pass
            elif (url.startswith("http:") or url.startswith("ftp:") or
                  url.startswith("https:")):
                host = url2host(url)
                if host in hosts:
                    continue
                hosts.add(host)
            else:
                continue

#  The mirror urls in the metalink file are for repomd.xml so it
            # gives a list of mirrors for that one file, but we want the list
            # of mirror baseurls. Joy of reusing other people's stds. :)
            if not url.endswith("/repodata/repomd.xml"):
                continue
            yield url[:-len("/repodata/repomd.xml")]

def __str__(self):
        ret = str(self.repomd)
        done = False
        for orepomd in self.old_repomds:
            if not done: ret += "%s\n" % ("-" * 79)
            if done:     ret += "\n"
            done = True
            ret += str(orepomd)
        done = False
        for url in self.mirrors:
            if not done: ret += "%s\n" % ("-" * 79)
            if done:     ret += "\n"
            done = True
            ret += str(url)
        return ret

def main():
    """ MetaLinkRepoMD test function. """

def usage():
        print >> sys.stderr, "Usage: %s <metalink> ..." % sys.argv[0]
        sys.exit(1)

if len(sys.argv) < 2:
        usage()

for filename in sys.argv[1:]:
        if not os.path.exists(filename):
            print "No such file:", filename
            continue

print "File:", filename
        print MetaLinkRepoMD(filename)
        print ''

if __name__ == '__main__':
    main()

cmd: