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mrepo.py
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#!/usr/bin/python2
### This program is free software; you can redistribute it and/or modify
### it under the terms of the GNU Library General Public License as published by
### the Free Software Foundation; version 2 only
###
### 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 Library 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 2004-2007 Dag Wieers <[email protected]>
import ConfigParser
import getopt
import glob
import os
from os.path import exists as path_exists
from os.path import isdir as path_is_dir
from os.path import join as path_join
import re
import tempfile
from hashlib import sha1 as sha1hash
import shutil
import smtplib
import sys
import time
import types
import urlparse
import urllib
__version__ = "#version#"
VERSION = __version__
ARCHS = {
'alpha': ('alpha', 'alphaev5', 'alphaev56', 'alphaev6', 'alphaev67'),
'i386': ('i386', 'i486', 'i586', 'i686', 'athlon'),
'ia64': ('i386', 'i686', 'ia64'),
'ppc': ('ppc', ),
'ppc64': ('ppc', 'ppc64', 'ppc64pseries', 'ppc64iseries'),
'x86_64': ('i386', 'i486', 'i586', 'i686', 'athlon', 'x86_64', 'amd64', 'ia32e'),
'sparc64': ('sparc', 'sparcv8', 'sparcv9', 'sparc64'),
'sparc64v': ('sparc', 'sparcv8', 'sparcv9', 'sparcv9v', 'sparc64', 'sparc64v'),
's390': ('s390', ),
's390x': ('s390', 's390x'),
}
VARIABLES = {}
DISABLE = ('no', 'off', 'false', '0')
EXITCODE = 0
_SUBST_SUB = re.compile(r'\$\{?(\w+)\}?').sub
class Options(object):
def __init__(self, args):
self.configfile = '/etc/mrepo.conf'
self.dists = []
self.force = False
self.dryrun = False
self.generate = False
self.quiet = False
self.repos = []
self.types = []
self.update = False
self.verbose = 1
self.create_aggregate_repos = False
try:
opts, args = getopt.getopt(args, 'c:d:fghnqr:t:uvx', (
'config=',
'dist=',
'dry-run',
'force',
'generate',
'help',
'quiet',
'repo=',
'type=',
'update',
'verbose',
'version',
'extras',
))
except getopt.error as instance:
print 'mrepo: %s, try mrepo -h for a list of all the options' % str(instance)
sys.exit(1)
for opt, arg in opts:
if opt in ('-c', '--config'):
self.configfile = os.path.abspath(arg)
elif opt in ('-d', '--dist'):
print 'mrepo: the use of -d or --dist as an option is deprecated, use the argument list'
self.dists = self.dists + arg.split(',')
elif opt in ('-f', '--force'):
self.force = True
elif opt in ('-g', '--generate'):
self.generate = True
elif opt in ('-h', '--help'):
self.usage()
print
self.help()
sys.exit(0)
elif opt in ('-n', '--dry-run'):
self.dryrun = True
elif opt in ('-q', '--quiet'):
self.quiet = True
elif opt in ('-r', '--repo'):
self.repos = self.repos + arg.split(',')
elif opt in ('-t', '--type'):
self.types = self.types + arg.split(',')
elif opt in ('-u', '--update'):
self.update = True
elif opt in ('-v', '--verbose'):
self.verbose = self.verbose + 1
elif opt in ('--version', ):
self.version()
sys.exit(0)
elif opt in ('-x', '--extras'):
print 'mrepo: the use of -x or --extras is deprecated, use -u and -r instead'
self.update = True
if not self.types:
self.types = ['fish', 'ftp', 'http', 'https',
'rsync', 'sftp', 'reposync', 'reposyncs',
'reposyncf']
for arg in args:
self.dists = self.dists + arg.split(',')
if self.quiet:
self.verbose = 0
if self.verbose >= 3:
print 'Verbosity set to level %d' % (self.verbose - 1)
print 'Using configfile %s' % self.configfile
def version(self):
print 'mrepo %s' % VERSION
print 'Written by Dag Wieers <[email protected]>'
print 'Homepage at http://dag.wieers.com/home-made/mrepo/'
print
print 'platform %s/%s' % (os.name, sys.platform)
print 'python %s' % sys.version
print
print 'build revision $Rev$'
def usage(self):
print 'usage: mrepo [options] dist1 [dist2-arch ..]'
def help(self):
print '''Set up a mirror server
mrepo options:
-c, --config=file specify alternative configfile
-f, --force force repository generation
-g, --generate generate mrepo repositories
-n, --dry-run show what would have been done
-q, --quiet minimal output
-r, --repo=repo1,repo2 restrict action to specific repositories
-t, --type=type1,type2 mirror types to use. Default: fish, ftp, http, https, rsync, sftp
-u, --update fetch OS updates
-v, --verbose increase verbosity
--version print mrepo version information
-vv, -vvv, -vvvv.. increase verbosity more
'''
class Config(object):
def __init__(self):
self.read(OPTIONS.configfile)
self.cachedir = self.getoption('main', 'cachedir', '/var/cache/mrepo')
self.lockdir = self.getoption('main', 'lockdir', '/var/cache/mrepo')
self.confdir = self.getoption('main', 'confdir', '/etc/mrepo.conf.d')
self.srcdir = self.getoption('main', 'srcdir', '/var/mrepo')
self.wwwdir = self.getoption('main', 'wwwdir', '/var/www/mrepo')
self.logfile = self.getoption('main', 'logfile', '/var/log/mrepo.log')
self.mailto = self.getoption('main', 'mailto', None)
self.mailfrom = self.getoption('main', 'mailfrom', 'mrepo@%s' % os.uname()[1])
self.smtpserver = self.getoption('main', 'smtp-server', 'localhost')
self.arch = self.getoption('main', 'arch', 'i386')
self.metadata = self.getoption('main', 'metadata', 'repomd')
self.quiet = self.getoption('main', 'quiet', 'no') not in DISABLE
if OPTIONS.verbose == 1 and self.quiet:
OPTIONS.verbose = 0
self.no_proxy = self.getoption('main', 'no_proxy', None)
self.ftp_proxy = self.getoption('main', 'ftp_proxy', None)
self.http_proxy = self.getoption('main', 'http_proxy', None)
self.https_proxy = self.getoption('main', 'https_proxy', None)
self.rsync_proxy = self.getoption('main', 'RSYNC_PROXY', None)
self.cmd = {}
self.cmd['createrepo'] = self.getoption('main', 'createrepocmd', '/usr/bin/createrepo')
self.cmd['lftp'] = self.getoption('main', 'lftpcmd', '/usr/bin/lftp')
self.cmd['reposync'] = self.getoption('main', 'reposynccmd', '/usr/bin/reposync')
self.cmd['rsync'] = self.getoption('main', 'rsynccmd', '/usr/bin/rsync')
self.createrepooptions = self.getoption('main', 'createrepo-options', '--pretty --database --update')
self.lftpbwlimit = self.getoption('main', 'lftp-bandwidth-limit', None)
self.lftpcleanup = self.getoption('main', 'lftp-cleanup', 'yes') not in DISABLE
self.lftpexcldebug = self.getoption('main', 'lftp-exclude-debug', 'yes') not in DISABLE
self.lftpexclsrpm = self.getoption('main', 'lftp-exclude-srpm', 'yes') not in DISABLE
self.lftpoptions = self.getoption('main', 'lftp-options', '')
self.lftpcommands = self.getoption('main', 'lftp-commands', '')
self.lftpmirroroptions = self.getoption('main', 'lftp-mirror-options', '-c')
self.lftptimeout = self.getoption('main', 'lftp-timeout', None)
self.reposyncoptions = self.getoption('main', 'reposync-options', '')
self.reposynccleanup = self.getoption('main', 'reposync-cleanup', 'yes') not in DISABLE
self.reposyncnewestonly = self.getoption('main', 'reposync-newest-only', 'no') not in DISABLE
self.reposyncexcldebug = self.getoption('main', 'reposync-exclude-debug', 'yes') not in DISABLE
self.reposyncnorepopath = self.getoption('main', 'reposync-no-repopath', 'yes') not in DISABLE
self.reposynctimeout = self.getoption('main', 'reposync-timeout', '90')
self.reposyncminrate = self.getoption('main', 'reposync-minrate', '250')
self.rsyncbwlimit = self.getoption('main', 'rsync-bandwidth-limit', None)
self.rsynccleanup = self.getoption('main', 'rsync-cleanup', 'yes') not in DISABLE
self.rsyncexclheaders = self.getoption('main', 'rsync-exclude-headers', 'yes') not in DISABLE
self.rsyncexclrepodata = self.getoption('main', 'rsync-exclude-repodata', 'yes') not in DISABLE
self.rsyncexcldebug = self.getoption('main', 'rsync-exclude-debug', 'yes') not in DISABLE
self.rsyncexclsrpm = self.getoption('main', 'rsync-exclude-srpm', 'yes') not in DISABLE
self.rsyncoptions = self.getoption('main', 'rsync-options', '-rtHL --partial')
self.rsynctimeout = self.getoption('main', 'rsync-timeout', None)
self.alldists = []
self.dists = []
self.update()
def read(self, configfile):
self.cfg = ConfigParser.ConfigParser()
info(4, 'Reading config file %s' % (configfile))
urlscheme = urlparse.urlparse(configfile)[0]
if urlscheme in ('http', 'ftp', 'file'):
configfh = urllib.urlopen(configfile)
try:
self.cfg.readfp(configfh)
except IOError:
die(6, 'Error accessing URL: %s' % configfile)
else:
if os.access(configfile, os.R_OK):
try:
self.cfg.read(configfile)
except ConfigParser.MissingSectionHeaderError:
die(7, 'Syntax error reading file: %s' % configfile)
else:
die(6, 'Error accessing file: %s' % configfile)
def update(self):
for section in ('variables', 'vars', 'DEFAULT'):
if section in self.cfg.sections():
for option in self.cfg.options(section):
VARIABLES[option] = self.cfg.get(section, option)
for section in self.cfg.sections():
if section in ('main', 'repos', 'variables', 'vars', 'DEFAULT'):
continue
else:
### Check if section has appended arch
for arch in ARCHS:
if section.endswith('-%s' % arch):
archlist = (arch,)
distname = section.split('-%s' % arch)[0]
break
else:
archlist = self.getoption(section, 'arch', self.arch).split()
distname = section
### Add a distribution for each arch
for arch in archlist:
dist = Dist(distname, arch, self)
dist.arch = arch
dist.metadata = self.metadata.split()
dist.enabled = True
dist.promoteepoch = True
dist.systemid = None
for option in self.cfg.options(section):
if option in ('name', 'release', 'repo'):
setattr(dist, option, self.cfg.get(section, option))
elif option in ('arch', 'dist'):
pass
elif option in ('disabled',):
dist.enabled = self.cfg.get(section, option) in DISABLE
elif option in ('metadata',):
setattr(dist, option, self.cfg.get(section, option).split())
elif option in ('promoteepoch',):
dist.promoteepoch = self.cfg.get(section, option) not in DISABLE
elif option in ('systemid',):
dist.systemid = self.cfg.get(section, option)
elif option in ('sslcert',):
dist.sslcert = self.cfg.get(section, option)
elif option in ('sslkey',):
dist.sslkey = self.cfg.get(section, option)
elif option in ('sslca',):
dist.sslca = self.cfg.get(section, option)
else:
dist.repos.append(Repo(option, self.cfg.get(section, option), dist, self))
dist.repos.sort(reposort)
dist.rewrite()
self.alldists.append(dist)
if dist.enabled:
self.dists.append(dist)
else:
info(5, '%s: %s is disabled' % (dist.nick, dist.name))
self.alldists.sort(distsort)
self.dists.sort(distsort)
def getoption(self, section, option, var):
"Get an option from a section from configfile"
try:
var = self.cfg.get(section, option)
info(3, 'Setting option %s in section [%s] to: %s' % (option, section, var))
except ConfigParser.NoSectionError:
error(5, 'Failed to find section [%s]' % section)
except ConfigParser.NoOptionError:
info(5, 'Setting option %s in section [%s] to: %s (default)' % (option, section, var))
return var
class Dist(object):
def __init__(self, dist, arch, config):
self.arch = arch
self.dist = dist
self.enabled = False
self.nick = dist + '-' + arch
if arch == 'none':
self.nick = dist
self.name = dist
self.metadata = []
self.dir = path_join(config.wwwdir, self.nick)
self.promoteepoch = None
self.release = None
self.repos = []
self.srcdir = config.srcdir
self.systemid = None
self.sslcert = None
self.sslkey = None
self.sslca = None
def rewrite(self):
"Rewrite (string) attributes to replace variables by other (string) attributes"
varlist = VARIABLES
varlist.update({
'arch': self.arch,
'nick': self.nick,
'dist': self.dist,
'release': self.release,
})
for key, value in vars(self).iteritems():
if isinstance(value, types.StringType):
setattr(self, key, substitute(value, varlist))
for repo in self.repos:
varlist['repo'] = repo.name
repo.url = substitute(repo.url, varlist)
def listrepos(self, names=None):
if names:
return [repo for repo in self.repos if repo.name in names]
return self.repos
def genmetadata(self):
for repo in self.listrepos(OPTIONS.repos):
if not repo.lock('generate'):
continue
self.linksync(repo, [repo.srcdir])
repo.check()
repo.createmd()
### After generation, write a sha1sum
repo.writesha1()
repo.unlock('generate')
def linksync(self, repo, srcdirs=None):
if not srcdirs:
srcdirs = [repo.srcdir]
destdir = repo.wwwdir
srcfiles = listrpms(srcdirs, relative=destdir)
# srcfiles = [ (basename, relpath), ... ]
srcfiles.sort()
# uniq basenames
srcfiles = [f for i, f in enumerate(srcfiles)
if not i or f[0] != srcfiles[i - 1][0]]
info(5, '%s: Symlink %s packages from %s to %s' % (repo.dist.nick, repo.name, srcdirs, destdir))
mkdir(destdir)
destfiles = listrpmlinks(destdir)
# destfiles is a list of (link_target_base, link_target_dir) tuples
destfiles.sort()
def keyfunc(key):
# compare the basenames
return key[0]
changed = False
for srcfile, destfile in synciter(srcfiles, destfiles, key=keyfunc):
if srcfile is None:
# delete the link
base, _ = destfile
linkname = path_join(destdir, base)
info(5, 'Remove link: %s' % (linkname,))
if not OPTIONS.dryrun:
os.unlink(linkname)
changed = True
elif destfile is None:
base, srcdir = srcfile
# create a new link
linkname = path_join(destdir, base)
target = path_join(srcdir, base)
info(5, 'New link: %s -> %s' % (linkname, target))
if not OPTIONS.dryrun:
os.symlink(target, linkname)
changed = True
else:
# same bases
base, srcdir = srcfile
_, curtarget = destfile
target = path_join(srcdir, base)
if target != curtarget:
info(5, 'Changed link %s: current: %s, should be: %s' % (base, curtarget, target))
linkname = path_join(destdir, base)
if not OPTIONS.dryrun:
os.unlink(linkname)
os.symlink(target, linkname)
changed = True
if changed:
repo.changed = True
class Repo(object):
def __init__(self, name, url, dist, config):
self.name = name
self.url = url
self.dist = dist
self.srcdir = path_join(config.srcdir, dist.nick, self.name)
self.wwwdir = path_join(dist.dir, 'RPMS.' + self.name)
self.changed = False
self.oldlist = set()
self.newlist = set()
def __repr__(self):
return self.name
def mirror(self):
"Check URL and pass on to mirror-functions."
global EXITCODE # pylint: disable=global-statement
### Make a snapshot of the directory
self.oldlist = self.rpmlist()
self.newlist = self.oldlist
for url in self.url.split():
try:
info(2, '%s: Mirror packages from %s to %s' % (self.dist.nick, url, self.srcdir))
scheme = urlparse.urlparse(url)[0]
if scheme not in OPTIONS.types:
info(4, 'Ignoring mirror action for type %s' % scheme)
continue
if scheme in ('rsync', ):
mirrorrsync(url, self.srcdir)
elif scheme in ('ftp', 'fish', 'http', 'https', 'sftp'):
mirrorlftp(url, self.srcdir, self.dist)
elif scheme in ('reposync', 'reposyncs', 'reposyncf'):
mirrorreposync(url, self.srcdir, '%s-%s' % (self.dist.nick, self.name), self.dist)
else:
error(2, 'Scheme %s:// not implemented yet (in %s)' % (scheme, url))
except MrepoMirrorException as instance:
error(0, 'Mirroring failed for %s with message:\n %s' % (url, instance.value))
EXITCODE = 2
if not self.url:
### Create directory in case no URL is given
mkdir(self.srcdir)
### Make a snapshot of the directory
self.newlist = self.rpmlist()
def rpmlist(self):
"Capture a list of packages in the repository"
filelist = set()
def addfile((filelist, ), path, files):
for filename in files:
if path_exists(path_join(path, filename)) and filename.endswith('.rpm'):
size = os.stat(path_join(path, filename)).st_size
filelist.add((filename, size))
os.path.walk(self.srcdir, addfile, (filelist,))
return filelist
def check(self):
"Return what repositories require an update and write .newsha1sum"
if not path_is_dir(self.wwwdir):
return
sha1file = path_join(self.wwwdir, '.sha1sum')
remove(sha1file + '.tmp')
cursha1 = sha1dir(self.wwwdir)
if OPTIONS.force:
pass
elif os.path.isfile(sha1file):
oldsha1 = open(sha1file).read()
if cursha1 != oldsha1:
info(2, '%s: Repository %s has new packages.' % (self.dist.nick, self.name))
else:
info(5, '%s: Repository %s has not changed. Skipping.' % (self.dist.nick, self.name))
return
else:
info(5, '%s: New repository %s detected.' % (self.dist.nick, self.name))
writesha1(sha1file + '.tmp', cursha1)
self.changed = True
def writesha1(self):
"Verify .newsha1sum and write a .sha1sum file per repository"
sha1file = path_join(self.wwwdir, '.sha1sum')
if os.path.isfile(sha1file + '.tmp'):
cursha1 = sha1dir(self.wwwdir)
tmpsha1 = open(sha1file + '.tmp').read()
remove(sha1file + '.tmp')
if cursha1 == tmpsha1:
writesha1(sha1file, cursha1)
else:
info(5, '%s: Checksum is different. expect: %s, got: %s' % (
self.dist.nick,
cursha1,
tmpsha1,
))
info(1, '%s: Directory changed during generating %s repo, please generate again.' % (
self.dist.nick,
self.name,
))
def lock(self, action):
if OPTIONS.dryrun:
return True
lockfile = path_join(CONFIG.lockdir, self.dist.nick, action + '-' + self.name + '.lock')
mkdir(os.path.dirname(lockfile))
try:
file_object = os.open(lockfile, os.O_CREAT | os.O_EXCL | os.O_WRONLY, 0o0600)
info(6, '%s: Setting lock %s' % (self.dist.nick, lockfile))
os.write(file_object, '%d' % os.getpid())
os.close(file_object)
return True
except OSError:
if path_exists(lockfile):
pid = open(lockfile).read()
if path_exists('/proc/%s' % pid):
error(0, '%s: Found existing lock %s owned by pid %s' % (self.dist.nick, lockfile, pid))
else:
info(6, '%s: Removing stale lock %s' % (self.dist.nick, lockfile))
os.unlink(lockfile)
self.lock(action)
return True
else:
error(0, '%s: Lockfile %s does not exist. Cannot lock. Parallel universe ?' % (
self.dist.nick,
lockfile,
))
return False
def unlock(self, action):
if OPTIONS.dryrun:
return
lockfile = path_join(CONFIG.lockdir, self.dist.nick, action + '-' + self.name + '.lock')
info(6, '%s: Removing lock %s' % (self.dist.nick, lockfile))
if path_exists(lockfile):
pid = open(lockfile).read()
if pid == '%s' % os.getpid():
os.unlink(lockfile)
else:
error(0, '%s: Existing lock %s found owned by another process with pid %s. This should NOT happen.' % (
self.dist.nick,
lockfile,
pid,
))
else:
error(0, '%s: Lockfile %s does not exist. Cannot unlock. Something fishy here ?' % (
self.dist.nick,
lockfile,
))
def createmd(self):
global EXITCODE # pylint: disable=global-statement
metadata = ('createrepo', 'repomd')
if not self.changed and not OPTIONS.force:
return
try:
### Generate repository metadata
for metadata in self.dist.metadata:
if metadata in ('createrepo', 'repomd'):
self.repomd()
except MrepoGenerateException as instance:
error(0, 'Generating repo failed for %s with message:\n %s' % (self.name, instance.value))
EXITCODE = 2
def repomd(self):
"Create a repomd repository"
if not CONFIG.cmd['createrepo']:
raise MrepoGenerateException('Command createrepo is not found. Skipping.')
opts = ' ' + CONFIG.createrepooptions
if OPTIONS.force:
opts = ' --pretty' + opts
if OPTIONS.verbose <= 2:
opts = ' --quiet' + opts
elif OPTIONS.verbose >= 4:
opts = ' -v' + opts
if not self.dist.promoteepoch:
opts = opts + ' -n'
if path_is_dir(self.wwwdir):
repoopts = opts
if CONFIG.cachedir:
cachedir = path_join(CONFIG.cachedir, self.dist.nick, self.name)
mkdir(cachedir)
repoopts = repoopts + ' --cachedir "%s"' % cachedir
if path_is_dir(path_join(self.wwwdir, '.olddata')):
remove(path_join(self.wwwdir, '.olddata'))
groupfile = path_join(CONFIG.srcdir, self.dist.nick, self.name + '-comps.xml')
if os.path.isfile(groupfile):
symlink(groupfile, path_join(self.wwwdir, 'comps.xml'))
repoopts = repoopts + ' --groupfile "%s"' % groupfile
info(2, '%s: Create repomd repository for %s' % (self.dist.nick, self.name))
ret = run('%s %s %s' % (CONFIG.cmd['createrepo'], repoopts, self.wwwdir))
if ret:
raise MrepoGenerateException('%s failed with return code: %s' % (CONFIG.cmd['createrepo'], ret))
class MrepoMirrorException(Exception):
def __init__(self, value):
self.value = value
Exception.__init__(self)
def __str__(self):
return repr(self.value)
class MrepoGenerateException(Exception):
def __init__(self, value):
self.value = value
Exception.__init__(self)
def __str__(self):
return repr(self.value)
def sha1dir(directory):
"Return sha1sum of a directory"
files = glob.glob(directory + '/*.rpm')
files.sort()
output = ''
for filename in files:
output = output + os.path.basename(filename) + ' ' + str(os.stat(filename).st_size) + '\n'
return sha1hash(output).hexdigest()
def writesha1(filename, sha1sum=None):
"Write out sha1sum"
repodir = os.path.dirname(filename)
if not sha1sum:
sha1sum = sha1dir(repodir)
if not OPTIONS.dryrun:
open(filename, 'w').write(sha1sum)
def error(level, text):
"Output error message"
if level <= OPTIONS.verbose:
sys.stderr.write('mrepo: %s\n' % text)
def info(level, text):
"Output info message"
if level <= OPTIONS.verbose:
sys.stdout.write('%s\n' % text)
def die(ret, text):
"Print error and exit with errorcode"
error(0, text)
sys.exit(ret)
def run(text, dryrun=False):
"Run command, accept user input, and print output when needed."
text = 'exec ' + text
if OPTIONS.verbose <= 2:
text = text + ' >/dev/null'
if not OPTIONS.dryrun or dryrun:
info(5, 'Execute: %s' % text)
return os.system(text)
info(1, 'Not execute: %s' % text)
return 0
def readfile(filename, size=0):
"Return content of a file"
if not os.path.isfile(filename):
return None
if size:
return open(filename, 'r').read(size)
return open(filename, 'r').read()
def writefile(filename, text):
if OPTIONS.dryrun:
return
file_object = open(filename, 'w')
file_object.write(text)
file_object.close()
def substitute(string, variables, recursion=0):
"Substitute variables from a string"
if recursion > 10:
raise RuntimeError, "variable substitution loop"
def _substrepl(matchobj):
value = variables.get(matchobj.group(1))
if value is not None:
return substitute(value, variables, recursion + 1)
return matchobj.group(0)
string = _SUBST_SUB(_substrepl, string)
return string
def distsort(a, b): # pylint: disable=invalid-name
return cmp(a.nick, b.nick)
def reposort(a, b): # pylint: disable=invalid-name
return cmp(a.name, b.name)
def vercmp(a, b): # pylint: disable=invalid-name
a = a.split('.')
b = b.split('.')
minlen = min(len(a), len(b))
for i in range(1, minlen):
if cmp(a[i], b[i]) < 0:
return -1
elif cmp(a[i], b[i]) > 0:
return 1
return cmp(len(a), len(b))
def symlinkglob(text, *targets):
"Symlink files to multiple targets"
for filename in glob.glob(text):
for target in targets:
mkdir(target)
symlink(filename, target)
def abspath(path, reference):
"Make absolute path from reference"
return os.path.normpath(path_join(path, reference))
def relpath(path, reference):
"""Make relative path from reference
if reference is a directory, it must end with a /"""
common = os.path.commonprefix([path, reference])
common = common[0:common.rfind('/') + 1]
(uncommon, _) = os.path.split(reference.replace(common, '', 1))
if uncommon:
newpath = []
for _ in uncommon.split('/'):
newpath.append('..')
newpath.append(path.replace(common, '', 1))
return '/'.join(newpath)
return path
def symlink(src, dst):
"Create a symbolic link, force if dst exists"
if OPTIONS.dryrun:
return
elif os.path.islink(dst):
if os.path.samefile(src, abspath(os.readlink(dst), src)):
return
os.unlink(dst)
elif path_is_dir(dst):
if path_is_dir(src):
if os.path.samefile(src, dst):
return
else:
dst = path_join(dst, os.path.basename(src))
symlink(src, dst)
return
elif os.path.isfile(dst):
if os.path.samefile(src, dst):
return
os.rename(dst, dst + '.mrepobak')
src = relpath(src, dst)
if not path_is_dir(os.path.dirname(dst)):
mkdir(os.path.dirname(dst))
os.symlink(src, dst)
def copy(src, dst):
"Copy a file, force if dst exists"
if OPTIONS.dryrun:
return
if path_is_dir(dst):
dst = path_join(dst, os.path.basename(src))
if os.path.islink(dst) or os.path.isfile(dst):
os.unlink(dst)
mkdir(os.path.dirname(dst))
if not path_exists(dst):
if os.path.isfile(src):
shutil.copy2(src, dst)
elif path_is_dir(src):
shutil.copytree(src, dst)
def remove(filename):
"Remove files or directories"
if isinstance(filename, types.StringType):
if OPTIONS.dryrun:
return
if os.path.islink(filename):
os.unlink(filename)
elif path_is_dir(filename):
try:
os.rmdir(filename)
except OSError:
os.path.walk(filename, removedir, ())
os.rmdir(filename)
elif os.path.isfile(filename) or os.path.islink(filename):
os.unlink(filename)
else:
for name in filename:
remove(name)
def removedir(_, directory, files):
for filename in files:
remove(path_join(directory, filename))
def mkdir(path):
"Create a directory, and parents if needed"
if OPTIONS.dryrun:
return
if os.path.islink(path):
os.unlink(path)
if not path_exists(path):
os.makedirs(path)
def mirrorrsync(url, path):
"Mirror everything from an rsync:// URL"
if not CONFIG.cmd['rsync']:
error(1, 'rsync was not found. rsync support is therefore disabled.')
return
# Ensure both source and destination paths end with a trailing slash
url = url.rstrip('/') + '/'
path = path_join(path, '')
mkdir(path)
opts = CONFIG.rsyncoptions
if OPTIONS.verbose <= 2:
opts = opts + ' -q'
elif OPTIONS.verbose == 3:
opts = opts + ' -v'
elif OPTIONS.verbose == 4:
opts = opts + ' -v --progress'
elif OPTIONS.verbose == 5:
opts = opts + ' -vv --progress'
elif OPTIONS.verbose >= 6:
opts = opts + ' -vvv --progress'
if OPTIONS.dryrun:
opts = opts + ' --dry-run'
if CONFIG.rsynctimeout:
opts = opts + ' --timeout=%s' % CONFIG.rsynctimeout
if CONFIG.rsynccleanup:
opts = opts + ' --delete-after --delete-excluded'
if CONFIG.rsyncbwlimit:
opts = opts + ' --bwlimit=%s' % CONFIG.rsyncbwlimit
if CONFIG.rsyncexclheaders:
opts = opts + ' --exclude=\"/headers/\"'
if CONFIG.rsyncexclrepodata:
opts = opts + ' --exclude=\"/repodata/\"'
if CONFIG.rsyncexclsrpm:
opts = opts + ' --exclude=\"*.src.rpm\" --exclude=\"/SRPMS/\"'
if CONFIG.rsyncexcldebug:
opts = opts + ' --exclude=\"*-debuginfo-*.rpm\" --exclude=\"/debug/\"'
opts = opts + ' --include=\"*.rpm\"'
if CONFIG.rsyncexclsrpm or CONFIG.rsyncexcldebug:
opts = opts + ' --exclude=\"*.*\"'
ret = run('%s %s %s %s' % (CONFIG.cmd['rsync'], opts, url, path), dryrun=True)
if ret:
raise MrepoMirrorException('Failed with return code: %s' % ret)
def mirrorlftp(url, path, dist):
"Mirror everything from a http://, ftp://, sftp://, fish:// URL"
if not CONFIG.cmd['lftp']:
error(1, 'lftp was not found. fish, ftp, http and sftp support (using lftp) is therefore disabled.')
return
mkdir(path)
cmds = CONFIG.lftpcommands + ';'
if dist.sslcert:
cmds = cmds + ' set ssl:cert-file ' + dist.sslcert + ';'
if dist.sslkey:
cmds = cmds + ' set ssl:key-file ' + dist.sslkey + ';'
if dist.sslca:
cmds = cmds + ' set ssl:ca-file ' + dist.sslca + ' ;'
if CONFIG.lftptimeout:
cmds = cmds + ' set net:timeout %s;' % CONFIG.lftptimeout
if CONFIG.lftpbwlimit:
cmds = cmds + ' set net:limit-total-rate %s:0;' % CONFIG.lftpbwlimit
opts = CONFIG.lftpoptions
if OPTIONS.verbose >= 6:
opts = opts + ' -d'
mirroropts = CONFIG.lftpmirroroptions
if OPTIONS.verbose >= 3:
mirroropts = mirroropts + ' -v' * (OPTIONS.verbose - 2)
if OPTIONS.dryrun:
mirroropts = mirroropts + ' --dry-run'
if CONFIG.lftpcleanup:
mirroropts = mirroropts + ' -e'
mirroropts = mirroropts + ' -I *.rpm -X \"/headers/\" -X \"/repodata/\"'
if CONFIG.lftpexclsrpm:
mirroropts = mirroropts + ' -X \"*.src.rpm\" -X \"/SRPMS/\"'
if CONFIG.lftpexcldebug:
mirroropts = mirroropts + ' -X \"*-debuginfo-*.rpm\" -X \"/debug/\"'
ret = run('%s %s -c \'%s mirror %s %s %s\'' % (CONFIG.cmd['lftp'], opts, cmds, mirroropts, url, path), dryrun=True)
if ret:
raise MrepoMirrorException('Failed with return code: %s' % ret)
def mirrorreposync(url, path, reponame, dist):
"Mirror everything from a reposync:// URL"
if not CONFIG.cmd['reposync']:
error(1, 'reposync was not found. reposync support is therefore disabled.')
return
mkdir(path)
url = url.replace('reposyncs://', 'https://')
url = url.replace('reposync://', 'http://')
url = url.replace('reposyncf://', 'ftp://')
opts = CONFIG.reposyncoptions
if OPTIONS.verbose < 3:
opts = opts + ' -q'
if OPTIONS.dryrun:
opts = opts + ' --urls'
if CONFIG.reposynccleanup:
opts = opts + ' --delete'
if CONFIG.reposyncnewestonly:
opts = opts + ' --newest-only'
if CONFIG.reposyncnorepopath:
opts = opts + ' --norepopath'
# store a temporary YUM config to use with reposync
reposync_conf_contents = "[%s]\n" % reponame
reposync_conf_contents += "name=%s\n" % reponame
reposync_conf_contents += "baseurl=%s\n" % url
reposync_conf_contents += "enabled=1\n"