Viewing file: cli.py (57.17 KB) -rw-r--r-- Select action/file-type: (+) | (+) | (+) | Code (+) | Session (+) | (+) | SDB (+) | (+) | (+) | (+) | (+) | (+) |
#!/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 2005 Duke University # Written by Seth Vidal
""" Command line interface yum class and related. """
import os import re import sys import time import random import logging from optparse import OptionParser,OptionGroup import rpm
import output import shell import yum import yum.Errors import yum.logginglevels import yum.misc import yum.plugins import rpmUtils.arch import rpmUtils.miscutils from yum.packages import parsePackages from yum import _ from yum.rpmtrans import RPMTransaction import signal import yumcommands
from yum.i18n import to_unicode, to_utf8
def sigquit(signum, frame): """ SIGQUIT handler for the yum cli. """ print >> sys.stderr, "Quit signal sent - exiting immediately" sys.exit(1)
class CliError(yum.Errors.YumBaseError):
""" Command line interface related Exception. """
def __init__(self, args=''): yum.Errors.YumBaseError.__init__(self) self.args = args
class YumBaseCli(yum.YumBase, output.YumOutput): """This is the base class for yum cli. Inherits from yum.YumBase and output.YumOutput """ def __init__(self): # handle sigquit early on signal.signal(signal.SIGQUIT, sigquit) yum.YumBase.__init__(self) output.YumOutput.__init__(self) logging.basicConfig() self.logger = logging.getLogger("yum.cli") self.verbose_logger = logging.getLogger("yum.verbose.cli") self.yum_cli_commands = {} self.registerCommand(yumcommands.InstallCommand()) self.registerCommand(yumcommands.UpdateCommand()) self.registerCommand(yumcommands.InfoCommand()) self.registerCommand(yumcommands.ListCommand()) self.registerCommand(yumcommands.EraseCommand()) self.registerCommand(yumcommands.GroupCommand()) self.registerCommand(yumcommands.GroupListCommand()) self.registerCommand(yumcommands.GroupInstallCommand()) self.registerCommand(yumcommands.GroupRemoveCommand()) self.registerCommand(yumcommands.GroupInfoCommand()) self.registerCommand(yumcommands.MakeCacheCommand()) self.registerCommand(yumcommands.CleanCommand()) self.registerCommand(yumcommands.ProvidesCommand()) self.registerCommand(yumcommands.CheckUpdateCommand()) self.registerCommand(yumcommands.SearchCommand()) self.registerCommand(yumcommands.UpgradeCommand()) self.registerCommand(yumcommands.LocalInstallCommand()) self.registerCommand(yumcommands.ResolveDepCommand()) self.registerCommand(yumcommands.ShellCommand()) self.registerCommand(yumcommands.DepListCommand()) self.registerCommand(yumcommands.RepoListCommand()) self.registerCommand(yumcommands.HelpCommand()) self.registerCommand(yumcommands.ReInstallCommand()) self.registerCommand(yumcommands.DowngradeCommand())
def registerCommand(self, command): for name in command.getNames(): if self.yum_cli_commands.has_key(name): raise yum.Errors.ConfigError(_('Command "%s" already defined') % name) self.yum_cli_commands[name] = command def doRepoSetup(self, thisrepo=None, dosack=1): """grabs the repomd.xml for each enabled repository and sets up the basics of the repository""" if self._repos and thisrepo is None: return self._repos if not thisrepo: self.verbose_logger.log(yum.logginglevels.INFO_2, _('Setting up repositories'))
# Call parent class to do the bulk of work # (this also ensures that reposetup plugin hook is called) if thisrepo: yum.YumBase._getRepos(self, thisrepo=thisrepo, doSetup=True) else: yum.YumBase._getRepos(self, thisrepo=thisrepo)
if dosack: # so we can make the dirs and grab the repomd.xml but not import the md self.verbose_logger.log(yum.logginglevels.INFO_2, _('Reading repository metadata in from local files')) self._getSacks(thisrepo=thisrepo) return self._repos
def _makeUsage(self): """ Format an attractive usage string for yum, listing subcommand names and summary usages. """ usage = 'yum [options] COMMAND\n\nList of Commands:\n\n' commands = yum.misc.unique(self.yum_cli_commands.values()) commands.sort(cmp=lambda x,y : cmp(x.getNames()[0], y.getNames()[0])) for command in commands: # XXX Remove this when getSummary is common in plugins try: summary = command.getSummary() usage += "%-14s %s\n" % (command.getNames()[0], summary) except (AttributeError, NotImplementedError): usage += "%s\n" % command.getNames()[0]
return usage
def getOptionsConfig(self, args): """parses command line arguments, takes cli args: sets up self.conf and self.cmds as well as logger objects in base instance""" self.optparser = YumOptionParser(base=self, usage=self._makeUsage()) # Parse only command line options that affect basic yum setup opts = self.optparser.firstParse(args)
# Just print out the version if that's what the user wanted if opts.version: print yum.__version__ opts.quiet = True opts.verbose = False
# get the install root to use root = self.optparser.getRoot(opts)
if opts.quiet: opts.debuglevel = 0 if opts.verbose: opts.debuglevel = opts.errorlevel = 6 # Read up configuration options and initialise plugins try: pc = self.preconf pc.fn = opts.conffile pc.root = root pc.init_plugins = not opts.noplugins pc.plugin_types = (yum.plugins.TYPE_CORE, yum.plugins.TYPE_INTERACTIVE) pc.optparser = self.optparser pc.debuglevel = opts.debuglevel pc.errorlevel = opts.errorlevel pc.disabled_plugins = self.optparser._splitArg(opts.disableplugins) pc.enabled_plugins = self.optparser._splitArg(opts.enableplugins) self.conf except yum.Errors.ConfigError, e: self.logger.critical(_('Config Error: %s'), e) sys.exit(1) except ValueError, e: self.logger.critical(_('Options Error: %s'), e) sys.exit(1)
# update usage in case plugins have added commands self.optparser.set_usage(self._makeUsage()) # Now parse the command line for real and # apply some of the options to self.conf (opts, self.cmds) = self.optparser.setupYumConfig(args=args)
if opts.version: self.conf.cache = 1 yum_progs = ['yum', 'yum-metadata-parser', 'rpm', 'yum-rhn-plugin'] done = False def sm_ui_time(x): return time.strftime("%Y-%m-%d %H:%M", time.gmtime(x)) for pkg in sorted(self.rpmdb.returnPackages(patterns=yum_progs)): # We should only have 1 version of each... if done: print "" done = True if pkg.epoch == '0': ver = '%s-%s.%s' % (pkg.version, pkg.release, pkg.arch) else: ver = '%s:%s-%s.%s' % (pkg.epoch, pkg.version, pkg.release, pkg.arch) name = "%s%s%s" % (self.term.MODE['bold'], pkg.name, self.term.MODE['normal']) print _(" Installed: %s-%s at %s") %(name, ver, sm_ui_time(pkg.installtime)) print _(" Built : %s at %s") % (pkg.packager, sm_ui_time(pkg.buildtime)) print _(" Committed: %s at %s") % (pkg.committer, sm_ui_time(pkg.committime)) sys.exit(0)
if opts.sleeptime is not None: sleeptime = random.randrange(opts.sleeptime*60) else: sleeptime = 0 # save our original args out self.args = args # save out as a nice command string self.cmdstring = 'yum ' for arg in self.args: self.cmdstring += '%s ' % arg
try: self.parseCommands() # before we return check over the base command + args # make sure they match/make sense except CliError: sys.exit(1) # run the sleep - if it's unchanged then it won't matter time.sleep(sleeptime) def parseCommands(self): """reads self.cmds and parses them out to make sure that the requested base command + argument makes any sense at all"""
self.verbose_logger.debug('Yum Version: %s', yum.__version__) self.verbose_logger.log(yum.logginglevels.DEBUG_4, 'COMMAND: %s', self.cmdstring) self.verbose_logger.log(yum.logginglevels.DEBUG_4, 'Installroot: %s', self.conf.installroot) if len(self.conf.commands) == 0 and len(self.cmds) < 1: self.cmds = self.conf.commands else: self.conf.commands = self.cmds if len(self.cmds) < 1: self.logger.critical(_('You need to give some command')) self.usage() raise CliError self.basecmd = self.cmds[0] # our base command self.extcmds = self.cmds[1:] # out extended arguments/commands if len(self.extcmds) > 0: self.verbose_logger.log(yum.logginglevels.DEBUG_4, 'Ext Commands:\n') for arg in self.extcmds: self.verbose_logger.log(yum.logginglevels.DEBUG_4, ' %s', arg) if not self.yum_cli_commands.has_key(self.basecmd): self.usage() raise CliError self.yum_cli_commands[self.basecmd].doCheck(self, self.basecmd, self.extcmds)
def doShell(self): """do a shell-like interface for yum commands"""
yumshell = shell.YumShell(base=self) if len(self.extcmds) == 0: yumshell.cmdloop() else: yumshell.script() return yumshell.result, yumshell.resultmsgs
def errorSummary(self, errstring): """ parse the error string for 'interesting' errors which can be grouped, such as disk space issues """ summary = '' # do disk space report first p = re.compile('needs (\d+)MB on the (\S+) filesystem') disk = {} for m in p.finditer(errstring): if not disk.has_key(m.group(2)): disk[m.group(2)] = int(m.group(1)) if disk[m.group(2)] < int(m.group(1)): disk[m.group(2)] = int(m.group(1)) if disk: summary += _('Disk Requirements:\n') for k in disk: summary += _(' At least %dMB needed on the %s filesystem.\n') % (disk[k], k)
# TODO: simplify the dependency errors?
# Fixup the summary summary = _('Error Summary\n-------------\n') + summary return summary
def doCommands(self): """ Calls the base command passes the extended commands/args out to be parsed (most notably package globs). Returns a numeric result code and an optional string - 0 = we're done, exit - 1 = we've errored, exit with error string - 2 = we've got work yet to do, onto the next stage """ # at this point we know the args are valid - we don't know their meaning # but we know we're not being sent garbage # setup our transaction set if the command we're using needs it # compat with odd modules not subclassing YumCommand needTs = True needTsRemove = False cmd = self.yum_cli_commands[self.basecmd] if hasattr(cmd, 'needTs'): needTs = cmd.needTs(self, self.basecmd, self.extcmds) if not needTs and hasattr(cmd, 'needTsRemove'): needTsRemove = cmd.needTsRemove(self, self.basecmd, self.extcmds) if needTs or needTsRemove: try: self._getTs(needTsRemove) except yum.Errors.YumBaseError, e: return 1, [str(e)]
return self.yum_cli_commands[self.basecmd].doCommand(self, self.basecmd, self.extcmds)
def doTransaction(self): """takes care of package downloading, checking, user confirmation and actually RUNNING the transaction""" # just make sure there's not, well, nothing to do if len(self.tsInfo) == 0: self.verbose_logger.info(_('Trying to run the transaction but nothing to do. Exiting.')) return 1
# NOTE: In theory we can skip this in -q -y mode, for a slight perf. # gain. But it's probably doom to have a different code path. lsts = self.listTransaction() if self.verbose_logger.isEnabledFor(yum.logginglevels.INFO_1): self.verbose_logger.log(yum.logginglevels.INFO_1, lsts) elif not self.conf.assumeyes: # If we are in quiet, and assumeyes isn't on we want to output # at least the transaction list anyway. self.logger.warn(lsts) # Check which packages have to be downloaded downloadpkgs = [] stuff_to_download = False for txmbr in self.tsInfo.getMembers(): if txmbr.ts_state in ['i', 'u']: stuff_to_download = True po = txmbr.po if po: downloadpkgs.append(po)
# Close the connection to the rpmdb so that rpm doesn't hold the SIGINT # handler during the downloads. self.ts is reinitialised later in this # function anyway (initActionTs). self.ts.close()
# Report the total download size to the user, so he/she can base # the answer on this info if stuff_to_download: self.reportDownloadSize(downloadpkgs) # confirm with user if self._promptWanted(): if not self.userconfirm(): self.verbose_logger.info(_('Exiting on user Command')) return 1
self.verbose_logger.log(yum.logginglevels.INFO_2, _('Downloading Packages:')) problems = self.downloadPkgs(downloadpkgs, callback_total=self.download_callback_total_cb)
if len(problems) > 0: errstring = '' errstring += _('Error Downloading Packages:\n') for key in problems: errors = yum.misc.unique(problems[key]) for error in errors: errstring += ' %s: %s\n' % (key, error) raise yum.Errors.YumBaseError, errstring
# Check GPG signatures if self.gpgsigcheck(downloadpkgs) != 0: return 1 if self.conf.rpm_check_debug: rcd_st = time.time() self.verbose_logger.log(yum.logginglevels.INFO_2, _('Running rpm_check_debug')) msgs = self._run_rpm_check_debug() if msgs: print _('ERROR with rpm_check_debug vs depsolve:') for msg in msgs: print to_utf8(msg) return 1, [_('Please report this error in %s') % self.conf.bugtracker_url]
self.verbose_logger.debug('rpm_check_debug time: %0.3f' % (time.time() - rcd_st))
tt_st = time.time() self.verbose_logger.log(yum.logginglevels.INFO_2, _('Running Transaction Test')) if not self.conf.diskspacecheck: self.tsInfo.probFilterFlags.append(rpm.RPMPROB_FILTER_DISKSPACE) testcb = RPMTransaction(self, test=True) self.initActionTs() # save our dsCallback out dscb = self.dsCallback self.dsCallback = None # dumb, dumb dumb dumb! self.populateTs(keepold=0) # sigh tserrors = self.ts.test(testcb) del testcb self.verbose_logger.log(yum.logginglevels.INFO_2, _('Finished Transaction Test')) if len(tserrors) > 0: errstring = _('Transaction Check Error:\n') for descr in tserrors: errstring += ' %s\n' % to_unicode(descr) raise yum.Errors.YumBaseError, errstring + '\n' + \ self.errorSummary(errstring) self.verbose_logger.log(yum.logginglevels.INFO_2, _('Transaction Test Succeeded')) del self.ts self.verbose_logger.debug('Transaction Test time: %0.3f' % (time.time() - tt_st)) # unset the sigquit handler signal.signal(signal.SIGQUIT, signal.SIG_DFL) ts_st = time.time() self.initActionTs() # make a new, blank ts to populate self.populateTs(keepold=0) # populate the ts self.ts.check() #required for ordering self.ts.order() # order
# put back our depcheck callback self.dsCallback = dscb # setup our rpm ts callback cb = RPMTransaction(self, display=output.YumCliRPMCallBack) if self.conf.debuglevel < 2: cb.display.output = False
self.verbose_logger.log(yum.logginglevels.INFO_2, _('Running Transaction')) resultobject = self.runTransaction(cb=cb)
self.verbose_logger.debug('Transaction time: %0.3f' % (time.time() - ts_st)) # close things self.verbose_logger.log(yum.logginglevels.INFO_1, self.postTransactionOutput()) # put back the sigquit handler signal.signal(signal.SIGQUIT, sigquit) return resultobject.return_code def gpgsigcheck(self, pkgs): '''Perform GPG signature verification on the given packages, installing keys if possible
Returns non-zero if execution should stop (user abort). Will raise YumBaseError if there's a problem ''' for po in pkgs: result, errmsg = self.sigCheckPkg(po)
if result == 0: # Verified ok, or verify not req'd continue
elif result == 1: if not sys.stdin.isatty() and not self.conf.assumeyes: raise yum.Errors.YumBaseError, \ _('Refusing to automatically import keys when running ' \ 'unattended.\nUse "-y" to override.')
# the callback here expects to be able to take options which # userconfirm really doesn't... so fake it self.getKeyForPackage(po, lambda x, y, z: self.userconfirm())
else: # Fatal error raise yum.Errors.YumBaseError, errmsg
return 0
def _maybeYouMeant(self, arg): """ If install argument doesn't match with case, tell the user. """ matches = self.doPackageLists(patterns=[arg], ignore_case=True) matches = matches.installed + matches.available matches = set(map(lambda x: x.name, matches)) if matches: msg = self.fmtKeyValFill(_(' * Maybe you meant: '), ", ".join(matches)) self.verbose_logger.log(yum.logginglevels.INFO_2, msg)
def _checkMaybeYouMeant(self, arg, always_output=True): """ If the update/remove argument doesn't match with case, or due to not being installed, tell the user. """ # always_output is a wart due to update/remove not producing the # same output. matches = self.doPackageLists(patterns=[arg], ignore_case=False) if (matches.installed or (not matches.available and self.returnInstalledPackagesByDep(arg))): return # Found a match so ignore hibeg = self.term.MODE['bold'] hiend = self.term.MODE['normal'] if matches.available: self.verbose_logger.log(yum.logginglevels.INFO_2, _('Package(s) %s%s%s available, but not installed.'), hibeg, arg, hiend) return
# No package name, so do the maybeYouMeant thing here too matches = self.doPackageLists(patterns=[arg], ignore_case=True) if not matches.installed and matches.available: self.verbose_logger.log(yum.logginglevels.INFO_2, _('Package(s) %s%s%s available, but not installed.'), hibeg, arg, hiend) return matches = set(map(lambda x: x.name, matches.installed)) if always_output or matches: self.verbose_logger.log(yum.logginglevels.INFO_2, _('No package %s%s%s available.'), hibeg, arg, hiend) if matches: msg = self.fmtKeyValFill(_(' * Maybe you meant: '), ", ".join(matches)) self.verbose_logger.log(yum.logginglevels.INFO_2, msg)
def installPkgs(self, userlist): """Attempts to take the user specified list of packages/wildcards and install them, or if they are installed, update them to a newer version. If a complete version number if specified, attempt to upgrade (or downgrade if they have been removed) them to the specified version""" # get the list of available packages # iterate over the user's list # add packages to Transaction holding class if they match. # if we've added any packages to the transaction then return 2 and a string # if we've hit a snag, return 1 and the failure explanation # if we've got nothing to do, return 0 and a 'nothing available to install' string oldcount = len(self.tsInfo) for arg in userlist: if arg.endswith('.rpm') and os.path.exists(arg): # this is hurky, deal w/it self.localInstall(filelist=[arg]) continue # it was something on disk and it ended in rpm # no matter what we don't go looking at repos try: self.install(pattern=arg) except yum.Errors.InstallError: self.verbose_logger.log(yum.logginglevels.INFO_2, _('No package %s%s%s available.'), self.term.MODE['bold'], arg, self.term.MODE['normal']) self._maybeYouMeant(arg) if len(self.tsInfo) > oldcount: return 2, [_('Package(s) to install')] return 0, [_('Nothing to do')] def updatePkgs(self, userlist, quiet=0): """take user commands and populate transaction wrapper with packages to be updated""" # if there is no userlist, then do global update below # this is probably 90% of the calls # if there is a userlist then it's for updating pkgs, not obsoleting oldcount = len(self.tsInfo) if len(userlist) == 0: # simple case - do them all self.update()
else: # go through the userlist - look for items that are local rpms. If we find them # pass them off to localInstall() and then move on localupdates = [] for item in userlist: if item.endswith('.rpm') and os.path.exists(item): # this is hurky, deal w/it localupdates.append(item) if len(localupdates) > 0: self.localInstall(filelist=localupdates, updateonly=1) for item in localupdates: userlist.remove(item) for arg in userlist: if not self.update(pattern=arg): self._checkMaybeYouMeant(arg)
if len(self.tsInfo) > oldcount: change = len(self.tsInfo) - oldcount msg = _('%d packages marked for Update') % change return 2, [msg] else: return 0, [_('No Packages marked for Update')]
def erasePkgs(self, userlist): """take user commands and populate a transaction wrapper with packages to be erased/removed""" oldcount = len(self.tsInfo) for arg in userlist: if not self.remove(pattern=arg): self._checkMaybeYouMeant(arg, always_output=False) if len(self.tsInfo) > oldcount: change = len(self.tsInfo) - oldcount msg = _('%d packages marked for removal') % change return 2, [msg] else: return 0, [_('No Packages marked for removal')] def downgradePkgs(self, userlist): """Attempts to take the user specified list of packages/wildcards and downgrade them. If a complete version number if specified, attempt to downgrade them to the specified version"""
oldcount = len(self.tsInfo) for arg in userlist: if arg.endswith('.rpm') and os.path.exists(arg): self.downgradeLocal(arg) continue # it was something on disk and it ended in rpm # no matter what we don't go looking at repos
try: self.downgrade(pattern=arg) except yum.Errors.DowngradeError: self.verbose_logger.log(yum.logginglevels.INFO_2, _('No package %s%s%s available.'), self.term.MODE['bold'], arg, self.term.MODE['normal']) self._maybeYouMeant(arg) if len(self.tsInfo) > oldcount: return 2, [_('Package(s) to downgrade')] return 0, [_('Nothing to do')] def reinstallPkgs(self, userlist): """Attempts to take the user specified list of packages/wildcards and reinstall them. """
oldcount = len(self.tsInfo)
for arg in userlist: if arg.endswith('.rpm') and os.path.exists(arg): self.reinstallLocal(arg) continue # it was something on disk and it ended in rpm # no matter what we don't go looking at repos
try: self.reinstall(pattern=arg) except yum.Errors.ReinstallRemoveError: self._checkMaybeYouMeant(arg, always_output=False) except yum.Errors.ReinstallInstallError, e: ipkg = self.rpmdb.returnPackages(patterns=[arg])[0] xmsg = '' # No yumdb in RHEL-5 atm. self.verbose_logger.log(yum.logginglevels.INFO_2, _('Installed package %s%s%s%s not available.'), self.term.MODE['bold'], ipkg, self.term.MODE['normal'], xmsg) except yum.Errors.ReinstallError, e: assert False, "Shouldn't happen, but just in case" self.verbose_logger.log(yum.logginglevels.INFO_2, e) if len(self.tsInfo) > oldcount: return 2, [_('Package(s) to reinstall')] return 0, [_('Nothing to do')]
def localInstall(self, filelist, updateonly=0): """handles installs/updates of rpms provided on the filesystem in a local dir (ie: not from a repo)""" # read in each package into a YumLocalPackage Object # append it to self.localPackages # check if it can be installed or updated based on nevra versus rpmdb # don't import the repos until we absolutely need them for depsolving
if len(filelist) == 0: return 0, [_('No Packages Provided')]
installing = False for pkg in filelist: txmbrs = self.installLocal(pkg, updateonly=updateonly) if txmbrs: installing = True
if installing: return 2, [_('Package(s) to install')] return 0, [_('Nothing to do')]
def returnPkgLists(self, extcmds, installed_available=False): """Returns packages lists based on arguments on the cli.returns a GenericHolder instance with the following lists defined: available = list of packageObjects installed = list of packageObjects updates = tuples of packageObjects (updating, installed) extras = list of packageObjects obsoletes = tuples of packageObjects (obsoleting, installed) recent = list of packageObjects
installed_available = that the available package list is present as .hidden_available when doing any of: all/available/installed """ special = ['available', 'installed', 'all', 'extras', 'updates', 'recent', 'obsoletes'] pkgnarrow = 'all' done_hidden_available = False done_hidden_installed = False if len(extcmds) > 0: if installed_available and extcmds[0] == 'installed': done_hidden_available = True extcmds.pop(0) elif installed_available and extcmds[0] == 'available': done_hidden_installed = True extcmds.pop(0) elif extcmds[0] in special: pkgnarrow = extcmds.pop(0) ypl = self.doPackageLists(pkgnarrow=pkgnarrow, patterns=extcmds, ignore_case=True) if self.conf.showdupesfromrepos: ypl.available += ypl.reinstall_available
# This is mostly leftover from when patterns didn't exist # FIXME: However when returnPackages() has already been run, we # don't process teh patterns args. ... we should fix that in # returnPackages() etc. def _shrinklist(lst, args): if len(lst) > 0 and len(args) > 0: self.verbose_logger.log(yum.logginglevels.DEBUG_1, _('Matching packages for package list to user args')) exactmatch, matched, unmatched = parsePackages(lst, args) return yum.misc.unique(matched + exactmatch) else: return lst ypl.updates = _shrinklist(ypl.updates, extcmds) ypl.installed = _shrinklist(ypl.installed, extcmds) ypl.available = _shrinklist(ypl.available, extcmds) ypl.recent = _shrinklist(ypl.recent, extcmds) ypl.extras = _shrinklist(ypl.extras, extcmds) ypl.obsoletes = _shrinklist(ypl.obsoletes, extcmds) if installed_available: ypl.hidden_available = ypl.available ypl.hidden_installed = ypl.installed if done_hidden_available: ypl.available = [] if done_hidden_installed: ypl.installed = [] return ypl
def search(self, args): """cli wrapper method for module search function, searches simple text tags in a package object""" # call the yum module search function with lists of tags to search # and what to search for # display the list of matches searchlist = ['name', 'summary', 'description', 'url'] dups = self.conf.showdupesfromrepos args = map(to_unicode, args) matching = self.searchGenerator(searchlist, args, showdups=dups, keys=True) okeys = set() akeys = set() for (po, keys, matched_value) in matching: if keys != okeys: if akeys: print "" print self.fmtSection("Matched: " + ", ".join(sorted(keys))) okeys = keys akeys.update(keys) self.matchcallback(po, matched_value, args)
for arg in args: if arg not in akeys: self.logger.warning(_('Warning: No matches found for: %s'), arg)
if not akeys: return 0, [_('No Matches found')] return 0, matching
def deplist(self, args): """cli wrapper method for findDeps method takes a list of packages and returns a formatted deplist for that package"""
pkgs = [] for arg in args: if arg.endswith('.rpm') and os.path.exists(arg): # this is hurky, deal w/it thispkg = yum.packages.YumLocalPackage(self.ts, arg) pkgs.append(thispkg) else: ematch, match, unmatch = self.pkgSack.matchPackageNames([arg]) for po in ematch + match: pkgs.append(po) results = self.findDeps(pkgs) self.depListOutput(results)
return 0, []
def provides(self, args): """use the provides methods in the rpmdb and pkgsack to produce a list of items matching the provides strings. This is a cli wrapper to the module""" old_sdup = self.conf.showdupesfromrepos # For output, as searchPackageProvides() is always in showdups mode self.conf.showdupesfromrepos = True cb = self.matchcallback_verbose matching = self.searchPackageProvides(args, callback=cb, callback_has_matchfor=True) self.conf.showdupesfromrepos = old_sdup if len(matching) == 0: for arg in args: if '*' in arg or (arg and arg[0] == '/'): continue self.logger.warning(_('Warning: 3.0.x versions of yum would erroneously match against filenames.\n You can use "%s*/%s%s" and/or "%s*bin/%s%s" to get that behaviour'), self.term.MODE['bold'], arg, self.term.MODE['normal'], self.term.MODE['bold'], arg, self.term.MODE['normal']) return 0, ['No Matches found'] return 0, [] def resolveDepCli(self, args): """returns a package (one per user arg) that provide the supplied arg""" for arg in args: try: pkg = self.returnPackageByDep(arg) except yum.Errors.YumBaseError: self.logger.critical(_('No Package Found for %s'), arg) else: msg = '%s:%s-%s-%s.%s' % (pkg.epoch, pkg.name, pkg.version, pkg.release, pkg.arch) self.verbose_logger.info(msg)
return 0, [] def cleanCli(self, userlist): hdrcode = pkgcode = xmlcode = dbcode = expccode = 0 pkgresults = hdrresults = xmlresults = dbresults = expcresults = [] if 'all' in userlist: self.verbose_logger.log(yum.logginglevels.INFO_2, _('Cleaning up Everything')) pkgcode, pkgresults = self.cleanPackages() hdrcode, hdrresults = self.cleanHeaders() xmlcode, xmlresults = self.cleanMetadata() dbcode, dbresults = self.cleanSqlite() self.plugins.run('clean') code = hdrcode + pkgcode + xmlcode + dbcode results = hdrresults + pkgresults + xmlresults + dbresults for msg in results: self.logger.debug(msg) return code, [] if 'headers' in userlist: self.logger.debug(_('Cleaning up Headers')) hdrcode, hdrresults = self.cleanHeaders() if 'packages' in userlist: self.logger.debug(_('Cleaning up Packages')) pkgcode, pkgresults = self.cleanPackages() if 'metadata' in userlist: self.logger.debug(_('Cleaning up xml metadata')) xmlcode, xmlresults = self.cleanMetadata() if 'dbcache' in userlist or 'metadata' in userlist: self.logger.debug(_('Cleaning up database cache')) dbcode, dbresults = self.cleanSqlite() if 'expire-cache' in userlist or 'metadata' in userlist: self.logger.debug(_('Cleaning up expire-cache metadata')) expccode, expcresults = self.cleanExpireCache() if 'plugins' in userlist: self.logger.debug(_('Cleaning up plugins')) self.plugins.run('clean')
code = hdrcode + pkgcode + xmlcode + dbcode + expccode results = hdrresults + pkgresults + xmlresults + dbresults + expcresults for msg in results: self.verbose_logger.log(yum.logginglevels.INFO_2, msg) return code, []
def returnGroupLists(self, userlist):
uservisible=1 if len(userlist) > 0: if userlist[0] == 'hidden': uservisible=0 userlist.pop(0) if not userlist: userlist = None # Match everything...
installed, available = self.doGroupLists(uservisible=uservisible, patterns=userlist) if len(installed) > 0: self.verbose_logger.log(yum.logginglevels.INFO_2, _('Installed Groups:')) for group in installed: if self.verbose_logger.isEnabledFor(yum.logginglevels.DEBUG_3): self.verbose_logger.log(yum.logginglevels.INFO_2, ' %s (%s)', group.ui_name, group.groupid) else: self.verbose_logger.log(yum.logginglevels.INFO_2, ' %s', group.ui_name) if len(available) > 0: self.verbose_logger.log(yum.logginglevels.INFO_2, _('Available Groups:')) for group in available: if self.verbose_logger.isEnabledFor(yum.logginglevels.DEBUG_3): self.verbose_logger.log(yum.logginglevels.INFO_2, ' %s (%s)', group.ui_name, group.groupid) else: self.verbose_logger.log(yum.logginglevels.INFO_2, ' %s', group.ui_name)
return 0, [_('Done')] def returnGroupInfo(self, userlist): """returns complete information on a list of groups""" for strng in userlist: group_matched = False for group in self.comps.return_groups(strng): self.displayPkgsInGroups(group) group_matched = True
if not group_matched: self.logger.error(_('Warning: Group %s does not exist.'), strng) return 0, [] def installGroups(self, grouplist): """for each group requested do 'selectGroup' on them.""" pkgs_used = [] for group_string in grouplist: group_matched = False for group in self.comps.return_groups(group_string): group_matched = True
try: txmbrs = self.selectGroup(group.groupid) except yum.Errors.GroupsError: self.logger.critical(_('Warning: Group %s does not exist.'), group_string) continue else: pkgs_used.extend(txmbrs)
if not group_matched: self.logger.error(_('Warning: Group %s does not exist.'), group_string) continue if not pkgs_used: return 0, [_('No packages in any requested group available to install or update')] else: return 2, [_('%d Package(s) to Install') % len(pkgs_used)]
def removeGroups(self, grouplist): """Remove only packages of the named group(s). Do not recurse."""
pkgs_used = [] for group_string in grouplist: try: txmbrs = self.groupRemove(group_string) except yum.Errors.GroupsError: self.logger.critical(_('No group named %s exists'), group_string) continue else: pkgs_used.extend(txmbrs) if not pkgs_used: return 0, [_('No packages to remove from groups')] else: return 2, [_('%d Package(s) to remove') % len(pkgs_used)]
def _promptWanted(self): # shortcut for the always-off/always-on options if self.conf.assumeyes: return False if self.conf.alwaysprompt: return True # prompt if: # package was added to fill a dependency # package is being removed # package wasn't explictly given on the command line for txmbr in self.tsInfo.getMembers(): if txmbr.isDep or \ txmbr.ts_state == 'e' or \ txmbr.name not in self.extcmds: return True # otherwise, don't prompt return False
def usage(self): ''' Print out command line usage ''' sys.stdout.write(self.optparser.format_help())
def shellUsage(self): ''' Print out the shell usage ''' sys.stdout.write(self.optparser.get_usage()) def _installable(self, pkg, ematch=False):
"""check if the package is reasonably installable, true/false""" exactarchlist = self.conf.exactarchlist # we look through each returned possibility and rule out the # ones that we obviously can't use if self.rpmdb.contains(po=pkg): self.verbose_logger.log(yum.logginglevels.DEBUG_3, _('Package %s is already installed, skipping'), pkg) return False # everything installed that matches the name installedByKey = self.rpmdb.searchNevra(name=pkg.name) comparable = [] for instpo in installedByKey: if rpmUtils.arch.isMultiLibArch(instpo.arch) == rpmUtils.arch.isMultiLibArch(pkg.arch): comparable.append(instpo) else: self.verbose_logger.log(yum.logginglevels.DEBUG_3, _('Discarding non-comparable pkg %s.%s'), instpo.name, instpo.arch) continue # go through each package if len(comparable) > 0: for instpo in comparable: if pkg.verGT(instpo): # we're newer - this is an update, pass to them if instpo.name in exactarchlist: if pkg.arch == instpo.arch: return True else: return True elif pkg.verEQ(instpo): # same, ignore return False elif pkg.verLT(instpo): # lesser, check if the pkgtup is an exactmatch # if so then add it to be installed # if it can be multiply installed # this is where we could handle setting # it to be an 'oldpackage' revert. if ematch and self.allowedMultipleInstalls(pkg): return True else: # we've not got any installed that match n or n+a self.verbose_logger.log(yum.logginglevels.DEBUG_1, _('No other %s installed, adding to list for potential install'), pkg.name) return True return False
class YumOptionParser(OptionParser): '''Subclass that makes some minor tweaks to make OptionParser do things the "yum way". '''
def __init__(self,base, **kwargs): # check if this is called with a utils=True/False parameter if 'utils' in kwargs: self._utils = kwargs['utils'] del kwargs['utils'] else: self._utils = False OptionParser.__init__(self, **kwargs) self.logger = logging.getLogger("yum.cli") self.base = base self.plugin_option_group = OptionGroup(self, _("Plugin Options")) self.add_option_group(self.plugin_option_group)
self._addYumBasicOptions()
def error(self, msg): '''This method is overridden so that error output goes to logger. ''' self.print_usage() self.logger.critical(_("Command line error: %s"), msg) sys.exit(1)
def firstParse(self,args): # Parse only command line options that affect basic yum setup try: args = _filtercmdline( ('--noplugins','--version','-q', '-v', "--quiet", "--verbose"), ('-c', '-d', '-e', '--installroot', '--disableplugin', '--enableplugin'), args) except ValueError, arg: self.base.usage() print >> sys.stderr, (_("\n\n%s: %s option requires an argument") % ('Command line error', arg)) sys.exit(1) return self.parse_args(args=args)[0]
@staticmethod def _splitArg(seq): """ Split all strings in seq, at "," and whitespace. Returns a new list. """ ret = [] for arg in seq: ret.extend(arg.replace(",", " ").split()) return ret def setupYumConfig(self, args=None): # Now parse the command line for real if args is not None: (opts, cmds) = self.parse_args() else: (opts, cmds) = self.parse_args(args=args)
# Let the plugins know what happened on the command line self.base.plugins.setCmdLine(opts, cmds)
try: # config file is parsed and moving us forward # set some things in it. # Handle remaining options if opts.assumeyes: self.base.conf.assumeyes =1
# Instead of going cache-only for a non-root user, try to use a # user writable cachedir. If that fails fall back to cache-only. if opts.cacheonly: self.base.conf.cache = 1 elif self.base.conf.uid != 0: cachedir = yum.misc.getCacheDir() if cachedir is None: self.base.conf.cache = 1 else: self.base.conf.cachedir = cachedir self.base.repos.setCacheDir(cachedir)
if opts.obsoletes: self.base.conf.obsoletes = 1
if opts.installroot: self.base.conf.installroot = opts.installroot if opts.skipbroken: self.base.conf.skip_broken = True
if opts.showdupesfromrepos: self.base.conf.showdupesfromrepos = True
if opts.color not in (None, 'auto', 'always', 'never', 'tty', 'if-tty', 'yes', 'no', 'on', 'off'): raise ValueError, _("--color takes one of: auto, always, never") elif opts.color is None: if self.base.conf.color != 'auto': self.base.term.reinit(color=self.base.conf.color) else: _remap = {'tty' : 'auto', 'if-tty' : 'auto', '1' : 'always', 'true' : 'always', 'yes' : 'always', 'on' : 'always', '0' : 'always', 'false' : 'always', 'no' : 'never', 'off' : 'never'} opts.color = _remap.get(opts.color, opts.color) if opts.color != 'auto': self.base.term.reinit(color=opts.color)
if opts.disableexcludes: disable_excludes = self._splitArg(opts.disableexcludes) else: disable_excludes = [] self.base.conf.disable_excludes = disable_excludes
for exclude in self._splitArg(opts.exclude): try: excludelist = self.base.conf.exclude excludelist.append(exclude) self.base.conf.exclude = excludelist except yum.Errors.ConfigError, e: self.logger.critical(e) self.base.usage() sys.exit(1)
# setup the progress bars/callbacks self.base.setupProgressCallbacks() # setup the callbacks to import gpg pubkeys and confirm them self.base.setupKeyImportCallbacks() # Process repo enables and disables in order for opt, repoexp in opts.repos: try: if opt == '--enablerepo': self.base.repos.enableRepo(repoexp) elif opt == '--disablerepo': self.base.repos.disableRepo(repoexp) except yum.Errors.ConfigError, e: self.logger.critical(e) self.base.usage() sys.exit(1)
# make sure the added repos are setup. if len(opts.repos) > 0: self.base._getRepos(doSetup=True)
# Disable all gpg key checking, if requested. if opts.nogpgcheck: self.base.conf.gpgcheck = False self.base.conf.repo_gpgcheck = False for repo in self.base.repos.listEnabled(): repo.gpgcheck = False repo.repo_gpgcheck = False except ValueError, e: self.logger.critical(_('Options Error: %s'), e) self.base.usage() sys.exit(1) return opts, cmds
def getRoot(self,opts): # If the conf file is inside the installroot - use that. # otherwise look for it in the normal root if opts.installroot: if os.access(opts.installroot+'/'+opts.conffile, os.R_OK): opts.conffile = opts.installroot+'/'+opts.conffile elif opts.conffile == '/etc/yum/yum.conf': # check if /installroot/etc/yum.conf exists. if os.access(opts.installroot+'/etc/yum.conf', os.R_OK): opts.conffile = opts.installroot+'/etc/yum.conf' root=opts.installroot else: root = '/' return root
def _wrapOptParseUsage(self, opt, value, parser, *args, **kwargs): self.base.usage() self.exit()
def _addYumBasicOptions(self): def repo_optcb(optobj, opt, value, parser): '''Callback for the enablerepo and disablerepo option. Combines the values given for these options while preserving order from command line. ''' dest = eval('parser.values.%s' % optobj.dest) dest.append((opt, value))
if self._utils: group = OptionGroup(self, "Yum Base Options") self.add_option_group(group) else: group = self # Note that we can't use the default action="help" because of the # fact that print_help() unconditionally does .encode() ... which is # bad on unicode input. group.conflict_handler = "resolve" group.add_option("-h", "--help", action="callback", callback=self._wrapOptParseUsage, help=_("show this help message and exit")) group.conflict_handler = "error"
group.add_option("-t", "--tolerant", action="store_true", help=_("be tolerant of errors")) group.add_option("-C", dest="cacheonly", action="store_true", help=_("run entirely from cache, don't update cache")) group.add_option("-c", dest="conffile", default='/etc/yum/yum.conf', help=_("config file location"), metavar=' [config file]') group.add_option("-R", dest="sleeptime", type='int', default=None, help=_("maximum command wait time"), metavar=' [minutes]') group.add_option("-d", dest="debuglevel", default=None, help=_("debugging output level"), type='int', metavar=' [debug level]') group.add_option("--showduplicates", dest="showdupesfromrepos", action="store_true", help=_("show duplicates, in repos, in list/search commands")) group.add_option("-e", dest="errorlevel", default=None, help=_("error output level"), type='int', metavar=' [error level]') group.add_option("-q", "--quiet", dest="quiet", action="store_true", help=_("quiet operation")) group.add_option("-v", "--verbose", dest="verbose", action="store_true", help=_("verbose operation")) group.add_option("-y", dest="assumeyes", action="store_true", help=_("answer yes for all questions")) group.add_option("--version", action="store_true", help=_("show Yum version and exit")) group.add_option("--installroot", help=_("set install root"), metavar='[path]') group.add_option("--enablerepo", action='callback', type='string', callback=repo_optcb, dest='repos', default=[], help=_("enable one or more repositories (wildcards allowed)"), metavar='[repo]') group.add_option("--disablerepo", action='callback', type='string', callback=repo_optcb, dest='repos', default=[], help=_("disable one or more repositories (wildcards allowed)"), metavar='[repo]') group.add_option("-x", "--exclude", default=[], action="append", help=_("exclude package(s) by name or glob"), metavar='[package]') group.add_option("", "--disableexcludes", default=[], action="append", help=_("disable exclude from main, for a repo or for everything"), metavar='[repo]') group.add_option("--obsoletes", action="store_true", help=_("enable obsoletes processing during updates")) group.add_option("--noplugins", action="store_true", help=_("disable Yum plugins")) group.add_option("--nogpgcheck", action="store_true", help=_("disable gpg signature checking")) group.add_option("", "--disableplugin", dest="disableplugins", default=[], action="append", help=_("disable plugins by name"), metavar='[plugin]') group.add_option("", "--enableplugin", dest="enableplugins", default=[], action="append", help=_("enable plugins by name"), metavar='[plugin]') group.add_option("--skip-broken", action="store_true", dest="skipbroken", help=_("skip packages with depsolving problems")) group.add_option("", "--color", dest="color", default=None, help=_("control whether color is used"))
def _filtercmdline(novalopts, valopts, args): '''Keep only specific options from the command line argument list
This function allows us to peek at specific command line options when using the optparse module. This is useful when some options affect what other options should be available.
@param novalopts: A sequence of options to keep that don't take an argument. @param valopts: A sequence of options to keep that take a single argument. @param args: The command line arguments to parse (as per sys.argv[:1] @return: A list of strings containing the filtered version of args.
Will raise ValueError if there was a problem parsing the command line. ''' out = [] args = list(args) # Make a copy because this func is destructive
while len(args) > 0: a = args.pop(0) if '=' in a: opt, _ = a.split('=', 1) if opt in valopts: out.append(a)
elif a in novalopts: out.append(a)
elif a in valopts: if len(args) < 1: raise ValueError, a next = args.pop(0) if next[0] == '-': raise ValueError, a
out.extend([a, next]) else: # Check for single letter options that take a value, where the # value is right up against the option for opt in valopts: if len(opt) == 2 and a.startswith(opt): out.append(a)
return out
|