Edit File: yum-debug-restore
#!/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. ## (c) 2008 Red Hat. Written by skvidal@fedoraproject.org ## james@fedoraproject.org import os import sys import gzip import tempfile from optparse import OptionParser import yum import rpmUtils.miscutils sections = ['%%%%SYSTEM INFO\n', '%%%%YUM INFO\n', '%%%%RPMDB PROBLEMS\n', '%%%%RPMDB\n', '%%%%REPOS\n'] def cmd_line(): parser = OptionParser() parser.set_usage("yum-debug-restore [options]") parser.add_option("-C", "--cache", action="store_true", help="run from cache only") parser.add_option("-c", dest="conffile", help="config file location") parser.add_option("--enablerepo", action="append", dest="enablerepos", help="specify additional repoids to query, can be specified multiple times") parser.add_option("--disablerepo", action="append", dest="disablerepos", help="specify repoids to disable, can be specified multiple times") parser.add_option("-y", dest="assumeyes", action="store_true", help="answer yes for all questions") parser.add_option("--skip-broken", action="store_true", help="skip packages with depsolving problems") parser.add_option("--output", action="store_true", help="output the yum shell commands") parser.add_option("--shell", help="output the yum shell commands to a file") parser.add_option("--install-latest", action="store_true", help="install the latest instead of specific versions") parser.add_option("--ignore-arch", action="store_true", help="ignore arch of packages, so you can dump on .i386 and restore on .x86_64") parser.add_option("--filter-types", help="Limit to: install, remove, update, downgrade") (opts, args) = parser.parse_args() if not args: parser.print_usage() sys.exit(1) return (opts, args) class OtherRpmDB: def __init__(self, fn): self.pkgtups = [] if fn.endswith(".gz"): fo = gzip.GzipFile(fn) else: fo = open(fn) if fo.readline() != 'yum-debug-dump version 1\n': print >>sys.stderr, "Bad yum debug file:", fn sys.exit(1) skip = sections[:-1] for line in fo: if skip: # Header stuff if line == skip[0]: skip.pop(0) continue if not line or line[0] != ' ': break pkgtup = rpmUtils.miscutils.splitFilename(line.strip()) n,v,r,e,a = pkgtup # grrr... pkgtup = (n,a,e,v,r) self.pkgtups.append(pkgtup) def naevr2str(n,a,e,v,r): if a is None: # Assume epoch doesn't change without release changing return "%s-%s-%s" % (n,v,r) if e in (None, '', '0'): return "%s-%s-%s.%s" % (n,v,r,a) return "%s-%s:%s-%s.%s" % (n,e,v,r,a) def pkgtup2str(pkgtup): n,a,e,v,r = pkgtup return naevr2str(n,a,e,v,r) def pkg_data2list(yb, opkgtups, opkgmaps, install_latest, ignore_arch): ret = [] npkgtups = set() npkgmaps = {} installonly = set(yb.conf.installonlypkgs) for po in sorted(yb.rpmdb.returnPackages()): arch = po.arch if ignore_arch: arch = None if False: pass elif po.name in installonly: if not po.pkgtup in opkgtups: ret.append(("remove", pkgtup2str(po.pkgtup))) elif (po.name, arch) not in opkgmaps: ret.append(("remove", str(po))) elif po.pkgtup not in opkgtups: n,a,e,v,r = opkgmaps[(po.name, arch)] pinstEVR = yum.packages.PackageEVR(e, v, r) if po.EVR == pinstEVR: assert ignore_arch and po.arch != a elif po.EVR < pinstEVR: ret.append(("upgrade", naevr2str(n,arch,e,v,r))) else: ret.append(("downgrade", naevr2str(n,arch,e,v,r))) npkgtups.add(po.pkgtup) npkgmaps[(po.name, po.arch)] = po if ignore_arch: npkgmaps[(po.name, None)] = po for name, arch in sorted(opkgmaps): if name in installonly: continue # done separately if ignore_arch and arch is not None: continue if (name, arch) in npkgmaps: continue if install_latest and ignore_arch: ret.append(("install", name)) elif install_latest: ret.append(("install", "%s.%s" % (name, arch))) else: ret.append(("install", pkgtup2str(opkgmaps[(name, arch)]))) for pkgtup in opkgtups: if pkgtup[0] in installonly and not pkgtup in npkgtups: ret.append(("install", pkgtup2str(pkgtup))) return ret def main(): (opts, args) = cmd_line() yb = yum.YumBase() yb.preconf.init_plugins = True if opts.conffile: yb.preconf.fn = opts.conffile yb.conf if opts.cache: yb.conf.cache = True if opts.disablerepos: for repo_match in opts.disablerepos: for repo in yb.repos.findRepos(repo_match): repo.disable() if opts.enablerepos: for repo_match in opts.enablerepos: for repo in yb.repos.findRepos(repo_match): repo.enable() xtra_args = [] if opts.skip_broken: xtra_args.append('--skip-broken') if opts.assumeyes: xtra_args.append('-y') fn = args[0] print "Reading from: %s" % fn orpmdb = OtherRpmDB(fn) opkgmaps = {} for pkgtup in orpmdb.pkgtups: opkgmaps[(pkgtup[0], pkgtup[1])] = pkgtup if opts.ignore_arch: n,a,e,v,r = pkgtup opkgmaps[(pkgtup[0], None)] = n,None,e,v,r if opts.output: fo = sys.stdout elif opts.shell: try: fo = open(opts.shell, "wb") except OSError, e: print >>sys.stderr, "open(%s): %s" % (opts.shell, e) sys.exit(1) else: fo = tempfile.NamedTemporaryFile() fT = None if opts.filter_types: fT = set(opts.filter_types.replace(",", " ").split()) counts = {} for T, pkg in pkg_data2list(yb, set(orpmdb.pkgtups), opkgmaps, opts.install_latest, opts.ignore_arch): if fT is not None and T not in fT: continue counts[T] = counts.get(T, 0) + 1 try: print >>fo, "%-9s %s" % (T, pkg) except IOError: if opts.output: # mainly due to | sys.exit(1) raise if opts.output: sys.exit(0) print >>fo, "run" fo.flush() if opts.shell: if counts: print "Statistics:" for T in sorted(counts): print " %9s %6u" % (T, counts[T]) print "Done" sys.exit(0) # Want to do the transaction, hacky method if xtra_args: os.system("yum shell %s %s" % (" ".join(xtra_args), fo.name)) else: os.system("yum shell %s" % fo.name) if __name__ == "__main__": main()
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