/usr/share/createrepo/genpkgmetadata.py is in createrepo 0.10.3-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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# primary functions and glue for generating the repository metadata
#
# 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 2004 Duke University
# Portions Copyright 2009 Red Hat, Inc -
# written by seth vidal skvidal at fedoraproject.org
import os
import sys
import re
from optparse import OptionParser,SUPPRESS_HELP
import time
import errno
import createrepo
from createrepo import MDError
from createrepo.utils import errorprint, _
import yum.misc
def parse_args(args, conf):
"""
Parse the command line args. return a config object.
Sanity check all the things being passed in.
"""
def_workers = os.nice(0)
if def_workers > 0:
def_workers = 1 # We are niced, so just use a single worker.
else:
def_workers = 0 # zoooom....
_def = yum.misc._default_checksums[0]
_avail = yum.misc._available_checksums
parser = OptionParser(version = "createrepo %s" % createrepo.__version__)
# query options
parser.add_option("-q", "--quiet", default=False, action="store_true",
help="output nothing except for serious errors")
parser.add_option("-v", "--verbose", default=False, action="store_true",
help="output more debugging info.")
parser.add_option("--profile", default=False, action="store_true",
help="output timing/profile info.")
parser.add_option("-x", "--excludes", default=[], action="append",
help="files to exclude")
parser.add_option("--basedir", default=os.getcwd(),
help="basedir for path to directories")
parser.add_option("-u", "--baseurl", default=None,
help="baseurl to append on all files")
parser.add_option("-g", "--groupfile", default=None,
help="path to groupfile to include in metadata")
parser.add_option("-s", "--checksum", default=_def, dest='sumtype',
help="specify the checksum type to use (default: %s)" % _def)
parser.add_option("-p", "--pretty", default=False, action="store_true",
help="make sure all xml generated is formatted")
parser.add_option("-c", "--cachedir", default=None,
help="set path to cache dir")
parser.add_option("-C", "--checkts", default=False, action="store_true",
help="check timestamps on files vs the metadata to see " \
"if we need to update")
parser.add_option("-d", "--database", default=True, action="store_true",
help="create sqlite database files: now default, see --no-database to disable")
parser.add_option("--no-database", default=False, dest="nodatabase", action="store_true",
help="do not create sqlite dbs of metadata")
# temporarily disabled
#parser.add_option("--database-only", default=False, action="store_true",
# dest='database_only',
# help="Only make the sqlite databases - does not work with --update, yet")
parser.add_option("--update", default=False, action="store_true",
help="use the existing repodata to speed up creation of new")
parser.add_option("--update-md-path", default=None, dest='update_md_path',
help="use the existing repodata for --update from this path")
parser.add_option("--skip-stat", dest='skip_stat', default=False,
help="skip the stat() call on a --update, assumes if the file" \
"name is the same then the file is still the same " \
"(only use this if you're fairly trusting or gullible)",
action="store_true")
parser.add_option("--split", default=False, action="store_true",
help="generate split media")
parser.add_option("-i", "--pkglist", default=None,
help="use only the files listed in this file from the " \
"directory specified")
parser.add_option("-n", "--includepkg", default=[], action="append",
help="add this pkg to the list - can be specified multiple times")
parser.add_option("-o", "--outputdir", default=None,
help="<dir> = optional directory to output to")
parser.add_option("-S", "--skip-symlinks", dest="skip_symlinks",
default=False, action="store_true", help="ignore symlinks of packages")
parser.add_option("--changelog-limit", dest="changelog_limit",
default=None, help="only import the last N changelog entries")
parser.add_option("--unique-md-filenames", dest="unique_md_filenames",
help="include the file's checksum in the filename, helps with proxies (default)",
default=True, action="store_true")
parser.add_option("--simple-md-filenames", dest="unique_md_filenames",
help="do not include the file's checksum in the filename",
action="store_false")
parser.add_option("--retain-old-md", default=0, type='int', dest='retain_old_md',
help="keep around the latest (by timestamp) N copies of the old repodata")
parser.add_option("--distro", default=[], action="append",
help="distro tag and optional cpeid: --distro" "'cpeid,textname'")
parser.add_option("--content", default=[], dest='content_tags',
action="append", help="tags for the content in the repository")
parser.add_option("--repo", default=[], dest='repo_tags',
action="append", help="tags to describe the repository itself")
parser.add_option("--revision", default=None,
help="user-specified revision for this repository")
parser.add_option("--deltas", default=False, action="store_true",
help="create delta rpms and metadata")
parser.add_option("--oldpackagedirs", default=[], dest="oldpackage_paths",
action="append", help="paths to look for older pkgs to delta against")
parser.add_option("--num-deltas", default=1, dest='num_deltas', type='int',
help="the number of older versions to make deltas against")
parser.add_option("--read-pkgs-list", default=None, dest='read_pkgs_list',
help="output the paths to the pkgs actually read useful with --update")
parser.add_option("--max-delta-rpm-size", default=100000000,
dest='max_delta_rpm_size', type='int',
help="max size of an rpm that to run deltarpm against (in bytes)")
parser.add_option("--workers", default=def_workers,
dest='workers', type='int',
help="number of workers to spawn to read rpms")
parser.add_option("--xz", default=False,
action="store_true",
help=SUPPRESS_HELP)
parser.add_option("--compress-type", default='compat', dest="compress_type",
help="which compression type to use")
(opts, argsleft) = parser.parse_args(args)
if len(argsleft) > 1 and not opts.split:
errorprint(_('Error: Only one directory allowed per run.'))
parser.print_usage()
sys.exit(1)
elif len(argsleft) == 0:
errorprint(_('Error: Must specify a directory to index.'))
parser.print_usage()
sys.exit(1)
else:
directories = argsleft
if opts.workers >= 128:
errorprint(_('Warning: More than 128 workers is a lot. Limiting.'))
opts.workers = 128
if opts.sumtype == 'sha1':
errorprint(_('Warning: It is more compatible to use sha instead of sha1'))
if opts.sumtype != 'sha' and opts.sumtype not in _avail:
errorprint(_('Error: Checksum %s not available (sha, %s)') %
(opts.sumtype, ", ".join(sorted(_avail))))
sys.exit(1)
if opts.split and opts.checkts:
errorprint(_('--split and --checkts options are mutually exclusive'))
sys.exit(1)
if opts.nodatabase:
opts.database = False
# xz is just a shorthand for compress_type
if opts.xz and opts.compress_type == 'compat':
opts.compress_type='xz'
# let's switch over to using the conf object - put all the opts into it
for opt in parser.option_list:
if opt.dest is None: # this is fairly silly
continue
# if it's not set, take the default from the base class
if getattr(opts, opt.dest) is None:
continue
setattr(conf, opt.dest, getattr(opts, opt.dest))
directory = directories[0]
conf.directory = directory
conf.directories = directories
# distro tag parsing
for spec in opts.distro:
if spec.find(',') == -1:
conf.distro_tags.append((None, spec))
else:
splitspec = spec.split(',')
conf.distro_tags.append((splitspec[0], splitspec[1]))
lst = []
if conf.pkglist:
try:
for line in open(conf.pkglist):
line = line.strip()
if re.match('^\s*\#.*', line) or re.match('^\s*$', line):
continue
lst.append(line)
except EnvironmentError, e:
print >> sys.stderr, e
sys.exit(1)
conf.pkglist = lst
if conf.includepkg:
conf.pkglist.extend(conf.includepkg)
if conf.changelog_limit: # make sure it is an int, not a string
conf.changelog_limit = int(conf.changelog_limit)
return conf
class MDCallBack(object):
"""cli callback object for createrepo"""
def __init__(self):
self.__show_progress = os.isatty(1)
def errorlog(self, thing):
"""error log output"""
print >> sys.stderr, thing
def log(self, thing):
"""log output"""
print thing
def progress(self, item, current, total):
"""progress bar"""
if not self.__show_progress:
return
beg = "%*d/%d - " % (len(str(total)), current, total)
left = 80 - len(beg)
sys.stdout.write("\r%s%-*.*s" % (beg, left, left, item))
sys.stdout.flush()
def main(args):
"""createrepo from cli main flow"""
try:
os.getcwd()
except OSError, e:
if e.errno != errno.ENOENT: raise
print ('No getcwd() access in current directory.')
sys.exit(1)
start_st = time.time()
conf = createrepo.MetaDataConfig()
conf = parse_args(args, conf)
if conf.profile:
print ('start time: %0.3f' % (time.time() - start_st))
mid_st = time.time()
try:
if conf.split:
mdgen = createrepo.SplitMetaDataGenerator(config_obj=conf,
callback=MDCallBack())
else:
mdgen = createrepo.MetaDataGenerator(config_obj=conf,
callback=MDCallBack())
if mdgen.checkTimeStamps():
if mdgen.conf.verbose:
print _('repo is up to date')
mdgen._cleanup_tmp_repodata_dir()
sys.exit(0)
if conf.profile:
print ('mid time: %0.3f' % (time.time() - mid_st))
pm_st = time.time()
mdgen.doPkgMetadata()
if conf.profile:
print ('pm time: %0.3f' % (time.time() - pm_st))
rm_st = time.time()
mdgen.doRepoMetadata()
if conf.profile:
print ('rm time: %0.3f' % (time.time() - rm_st))
fm_st = time.time()
mdgen.doFinalMove()
if conf.profile:
print ('fm time: %0.3f' % (time.time() - fm_st))
except MDError, errormsg:
errorprint(_('%s') % errormsg)
# cleanup
tmp = os.path.join(conf.outputdir, conf.tempdir)
if os.path.exists(tmp):
for name in os.listdir(tmp):
os.unlink(os.path.join(tmp, name))
os.rmdir(tmp)
sys.exit(1)
if __name__ == "__main__":
if len(sys.argv) > 1:
if sys.argv[1] == 'profile':
import hotshot
p = hotshot.Profile(os.path.expanduser("~/createrepo.prof"))
p.run('main(sys.argv[2:])')
p.close()
else:
main(sys.argv[1:])
else:
main(sys.argv[1:])
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