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#!/usr/bin/python # 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 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. # (c) Copyright Seth Vidal 2004 # need hdropen, dir traversing, version comparison, and getopt (eventually) # this should take a dir, traverse it - build a dict of foo[(name, arch)] = [/path/to/file/that/is/highest, /path/to/equalfile] import os import sys import rpm import fnmatch import string import rpmUtils from yum import misc from optparse import OptionParser def errorprint(stuff): print >> sys.stderr, stuff def getFileList(path, ext, filelist): """Return all files in path matching ext, store them in filelist, recurse dirs return list object""" extlen = len(ext) try: dir_list = os.listdir(path) except OSError, e: errorprint('Error accessing directory %s, %s' % (path, str(e))) return [] for d in dir_list: if os.path.isdir(path + '/' + d): filelist = getFileList(path + '/' + d, ext, filelist) else: if string.lower(d[-extlen:]) == '%s' % (ext): newpath = os.path.normpath(path + '/' + d) filelist.append(newpath) return filelist def trimRpms(rpms, excludeGlobs): # print 'Pre-Trim Len: %d' % len(rpms) badrpms = [] for fn in rpms: for glob in excludeGlobs: if fnmatch.fnmatch(fn, glob): # print 'excluded: %s' % fn if fn not in badrpms: badrpms.append(fn) for fn in badrpms: if fn in rpms: rpms.remove(fn) # print 'Post-Trim Len: %d' % len(rpms) return rpms def parseargs(args): usage = """ repomanage: manage a directory of rpm packages. returns lists of newest or oldest packages in a directory for easy piping to xargs or similar programs. repomanage [--old] [--new] path. """ parser = OptionParser(usage=usage) # new is only used to make sure that the user is not trying to get both # new and old, after this old and not old will be used. # (default = not old = new) parser.add_option("-o", "--old", default=False, action="store_true", help='print the older packages') parser.add_option("-n", "--new", default=False, action="store_true", help='print the newest packages') parser.add_option("-s", "--space", default=False, action="store_true", help='space separated output, not newline') parser.add_option("-k", "--keep", default=1, dest='keep', action="store", help='newest N packages to keep - defaults to 1') parser.add_option("-c", "--nocheck", default=0, action="store_true", help='do not check package payload signatures/digests') (opts, args)= parser.parse_args() if opts.new and opts.old: errorprint('\nPass either --old or --new, not both!\n') print parser.format_help() sys.exit(1) if len(args) > 1: errorprint('Error: Only one directory allowed per run.') print parser.format_help() sys.exit(1) if len(args) < 1: errorprint('Error: Must specify a directory to index.') print parser.format_help() sys.exit(1) return (opts, args) def main(args): (options, args) = parseargs(args) mydir = args[0] rpmList = [] rpmList = getFileList(mydir, '.rpm', rpmList) verfile = {} pkgdict = {} # hold all of them - put them in (n,a) = [(e,v,r),(e1,v1,r1)] keepnum = int(options.keep)*(-1) # the number of items to keep if len(rpmList) == 0: errorprint('No files to process') sys.exit(1) ts = rpm.TransactionSet() if options.nocheck: ts.setVSFlags(~(rpm._RPMVSF_NOPAYLOAD)) else: ts.setVSFlags(~(rpm.RPMVSF_NOMD5|rpm.RPMVSF_NEEDPAYLOAD)) for pkg in rpmList: try: hdr = rpmUtils.miscutils.hdrFromPackage(ts, pkg) except rpmUtils.RpmUtilsError, e: msg = "Error opening pkg %s: %s" % (pkg, str(e)) errorprint(msg) continue pkgtuple = rpmUtils.miscutils.pkgTupleFromHeader(hdr) (n,a,e,v,r) = pkgtuple del hdr if (n,a) not in pkgdict: pkgdict[(n,a)] = [] pkgdict[(n,a)].append((e,v,r)) if pkgtuple not in verfile: verfile[pkgtuple] = [] verfile[pkgtuple].append(pkg) for natup in pkgdict.keys(): evrlist = pkgdict[natup] if len(evrlist) > 1: evrlist = misc.unique(evrlist) evrlist.sort(rpmUtils.miscutils.compareEVR) pkgdict[natup] = evrlist del ts # now we have our dicts - we can return whatever by iterating over them outputpackages = [] #if new if not options.old: for (n,a) in pkgdict.keys(): evrlist = pkgdict[(n,a)] if len(evrlist) < abs(keepnum): newevrs = evrlist else: newevrs = evrlist[keepnum:] for (e,v,r) in newevrs: for pkg in verfile[(n,a,e,v,r)]: outputpackages.append(pkg) if options.old: for (n,a) in pkgdict.keys(): evrlist = pkgdict[(n,a)] if len(evrlist) < abs(keepnum): continue oldevrs = evrlist[:keepnum] for (e,v,r) in oldevrs: for pkg in verfile[(n,a,e,v,r)]: outputpackages.append(pkg) outputpackages.sort() for pkg in outputpackages: if options.space: print '%s' % pkg, else: print pkg def usage(): print """ repomanage [--old] [--new] path -o --old - print the older packages -n --new - print the newest packages -s --space - space separated output, not newline -k --keep - newest N packages to keep - defaults to 1 -c --nocheck - do not check package payload signatures/digests -h --help - duh By default it will output the full path to the newest packages in the path. """ if __name__ == "__main__": if len(sys.argv) < 1: usage() sys.exit(1) else: main(sys.argv[1:])