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# |
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# dispatch.py: install/upgrade master flow control |
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# |
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# Erik Troan <ewt@redhat.com> |
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# |
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# Copyright 2001-2002 Red Hat, Inc. |
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# |
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# This software may be freely redistributed under the terms of the GNU |
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# library public license. |
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# |
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# You should have received a copy of the GNU Library Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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# |
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|
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import string |
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from types import * |
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from constants import * |
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from packages import readPackages, checkDependencies, doInstall |
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from packages import handleX11Packages, writeConfiguration, writeXConfiguration |
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from packages import checkMonitorOK, setSaneXSettings |
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from packages import writeKSConfiguration, turnOnFilesystems |
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from packages import doMigrateFilesystems |
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from packages import queryUpgradeContinue |
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from packages import doPreInstall, doPostInstall, doPostAction,copyAnacondaLogs |
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from autopart import doAutoPartition |
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from packages import firstbootConfiguration |
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from packages import betaNagScreen |
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from packages import selectLanguageSupportGroups |
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from packages import setupTimezone |
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from packages import setFileCons |
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from partitioning import partitionMethodSetup, partitionObjectsInitialize |
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from partitioning import partitioningComplete |
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from floppy import makeBootdisk |
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from bootloader import writeBootloader, bootloaderSetupChoices |
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from flags import flags |
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from upgrade import upgradeFindPackages, upgradeMountFilesystems |
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from upgrade import upgradeSwapSuggestion, upgradeMigrateFind |
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from upgrade import findRootParts |
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from network import networkDeviceCheck |
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from installmethod import doMethodComplete |
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|
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from rhpl.log import log |
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|
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# These are all of the install steps, in order. Note that upgrade and |
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# install steps are the same thing! Upgrades skip install steps, while |
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# installs skip upgrade steps. |
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|
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# |
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# items are one of |
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# |
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# ( name, tuple) |
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# ( name, Function, tuple) |
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# |
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# in the second case, the function is called directly from the dispatcher |
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|
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installSteps = [ |
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("welcome", ("id.configFileData",)), |
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("betanag", betaNagScreen, ("intf", "dir")), |
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("language", ("intf", "id.instLanguage")), |
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("keyboard", ("id.instLanguage.getDefaultKeyboard()", "id.keyboard")), |
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("checkmonitorok", checkMonitorOK, ("id.monitor", "dispatch")), |
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("monitor", ("id.xsetup", "id.monitor", "intf")), |
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("setsanex", setSaneXSettings, ("id.xsetup",)), |
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("findrootparts", findRootParts, ("intf", "id", "dispatch", "dir", "instPath")), |
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("findinstall", ("dispatch", "intf", "id", "instPath")), |
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("installtype", ("dispatch", "id", "method", "intf")), |
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("zfcpconfig", ("id.zfcp", "id.diskset", "intf")), |
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("partitionmethod", ("id.partitions", "id.instClass")), |
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("partitionobjinit", partitionObjectsInitialize, ("id.diskset", |
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"id.partitions", |
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"dir", "intf")), |
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("partitionmethodsetup", partitionMethodSetup, ("id.partitions", |
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"dispatch")), |
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("autopartition", ("id.diskset", "id.partitions", "intf", "dispatch")), |
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("autopartitionexecute", doAutoPartition, ("dir", "id.diskset", |
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"id.partitions", "intf", |
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"id.instClass", "dispatch")), |
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("fdisk", ("id.diskset", "id.partitions", "intf")), |
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("fdasd", ("id.diskset", "id.partitions", "intf")), |
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("partition", ("id.fsset", "id.diskset", "id.partitions", "intf")), |
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("upgrademount", upgradeMountFilesystems, ("intf", "id.upgradeRoot", |
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"id.fsset", "instPath")), |
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("upgradecontinue", queryUpgradeContinue, ("intf", "dir")), |
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("upgradeswapsuggestion", upgradeSwapSuggestion, ("dispatch", "id", |
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"instPath")), |
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("addswap", ("intf", "id.fsset", "instPath", |
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"id.upgradeSwapInfo", "dispatch")), |
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("partitiondone", partitioningComplete, ("id.bootloader", "id.fsset", |
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"id.diskset", "id.partitions", |
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"intf", "instPath", "dir")), |
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("upgrademigfind", upgradeMigrateFind, ("dispatch", "id.fsset")), |
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("upgrademigratefs", ("id.fsset",)), |
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("upgbootloader", ("dispatch", "id.bootloader")), |
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("bootloadersetup", bootloaderSetupChoices, ("dispatch", "id.bootloader", |
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"id.fsset", "id.diskset", |
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"dir")), |
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("bootloader", ("dispatch", "id.bootloader", "id.fsset", "id.diskset")), |
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("bootloaderadvanced", ("dispatch", "id.bootloader", "id.fsset", |
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"id.diskset")), |
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("networkdevicecheck", networkDeviceCheck, ("id.network", "dispatch")), |
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("network", ("id.network", "dir", "intf", "id")), |
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("firewall", ("intf", "id.network", "id.firewall", "id.security")), |
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("languagesupport", ("id.langSupport",)), |
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("timezone", ("id.instLanguage", "id.timezone")), |
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("accounts", ("intf", "id.rootPassword")), |
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("authentication", ("id.auth",)), |
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("readcomps", readPackages, ("intf", "method", "id")), |
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("desktopchoice", ("intf", "id.instClass", "dispatch", "id.grpset")), |
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("findpackages", upgradeFindPackages, ("intf", "method", "id", |
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"instPath", "dir")), |
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("selectlangpackages", selectLanguageSupportGroups, ("id.grpset","id.langSupport")), |
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("package-selection", ("id.grpset", "id.langSupport", "id.instClass", "dispatch")), |
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("indivpackage", ("id.grpset",)), |
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("handleX11pkgs", handleX11Packages, ("dir", "intf", "dispatch", |
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"id", "instPath")), |
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("checkdeps", checkDependencies, ("dir", "intf", "dispatch", |
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"id", "instPath")), |
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("dependencies", ("id.grpset", "id.dependencies")), |
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("confirminstall", ("intf", "id",)), |
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("confirmupgrade", ("intf", "id",)), |
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("install", ("dir", "intf", "id")), |
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("enablefilesystems", turnOnFilesystems, ("dir", "id.fsset", |
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"id.diskset", "id.partitions", |
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"id.upgrade", "instPath")), |
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("migratefilesystems", doMigrateFilesystems, ("dir", "id.fsset", |
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"id.diskset", "id.upgrade", |
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"instPath")), |
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("setuptime", setupTimezone, ("id.timezone", "id.upgrade", "instPath", |
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"dir")), |
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("preinstallconfig", doPreInstall, ("method", "id", "intf", "instPath", |
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"dir")), |
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("installpackages", doInstall, ("method", "id", "intf", "instPath")), |
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("postinstallconfig", doPostInstall, ("method", "id", "intf", "instPath")), |
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("writeconfig", writeConfiguration, ("id", "instPath")), |
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("firstboot", firstbootConfiguration, ("id", "instPath")), |
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("instbootloader", writeBootloader, ("intf", "instPath", "id.fsset", |
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"id.bootloader", "id.langSupport", |
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"id.grpset")), |
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("bootdisk", ("dir", "dispatch", "id.fsset")), |
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("makebootdisk", makeBootdisk, ("intf", "dir", "id.floppyDevice", |
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"id.grpset", "instPath", "id.bootloader")), |
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# |
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# we dont use videocard and xcustom currently, they are still listed as |
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# steps but are not listed in the list of install steps in installclass.py |
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# |
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("videocard", ("dispatch", "id.xsetup", "id.videocard", "intf")), |
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# |
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# this got moved up to just after mouse config, only runs if monitor probe |
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# failed. Needs to be here if we enable videocard and xcustom again. |
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# ("monitor", ("id.xsetup", "id.monitor", "intf")), |
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("xcustom", ("id.xsetup", "id.monitor", "id.videocard", |
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"id.desktop", "id.grpset", "id.instClass", "instPath")), |
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("writexconfig", writeXConfiguration, ("id", "instPath")), |
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("writeksconfig", writeKSConfiguration, ("id", "instPath")), |
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("setfilecon", setFileCons, ("instPath","id.partitions")), |
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("copylogs", copyAnacondaLogs, ("instPath",)), |
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("dopostaction", doPostAction, ("id", "instPath", "intf")), |
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("methodcomplete", doMethodComplete, ("method",)), |
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("complete", ()), |
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] |
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|
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class Dispatcher: |
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|
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def gotoPrev(self): |
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self.dir = -1 |
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self.moveStep() |
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|
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def gotoNext(self): |
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self.dir = 1 |
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self.moveStep() |
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|
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def canGoBack(self): |
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# begin with the step before this one. If all steps are skipped, |
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# we can not go backwards from this screen |
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i = self.step - 1 |
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while i >= self.firstStep: |
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if (not self.skipSteps.has_key(installSteps[i][0]) |
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and (type(installSteps[i][1]) != FunctionType)): |
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return 1 |
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i = i - 1 |
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return 0 |
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|
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def setStepList(self, *steps): |
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# only remove non-permanently skipped steps from our skip list |
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for step, state in self.skipSteps.items(): |
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if state == 1: |
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del self.skipSteps[step] |
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|
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stepExists = {} |
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for step in installSteps: |
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name = step[0] |
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if not name in steps: |
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self.skipSteps[name] = 1 |
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|
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stepExists[name] = 1 |
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|
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for name in steps: |
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if not stepExists.has_key(name): |
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raise KeyError, ("step %s does not exist" % name) |
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|
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def stepInSkipList(self, step): |
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return self.skipSteps.has_key(step) |
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|
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def skipStep(self, stepToSkip, skip = 1, permanent = 0): |
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for step in installSteps: |
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name = step[0] |
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if name == stepToSkip: |
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if skip: |
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if permanent: |
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self.skipSteps[name] = 2 |
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elif not self.skipSteps.has_key(name): |
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self.skipSteps[name] = 1 |
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elif self.skipSteps.has_key(name): |
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# if marked as permanent then dont change |
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if self.skipSteps[name] != 2: |
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del self.skipSteps[name] |
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return |
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|
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raise KeyError, ("unknown step %s" % stepToSkip) |
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|
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def moveStep(self): |
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if self.step == None: |
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self.step = self.firstStep |
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else: |
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self.step = self.step + self.dir |
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|
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if self.step >= len(installSteps): |
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return None |
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|
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while ((self.step >= self.firstStep |
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and self.step < len(installSteps)) |
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and (self.skipSteps.has_key(installSteps[self.step][0]) |
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or (type(installSteps[self.step][1]) == FunctionType))): |
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info = installSteps[self.step] |
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if ((type(info[1]) == FunctionType) |
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and (not self.skipSteps.has_key(info[0]))): |
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log("moving (%d) to step %s" %(self.dir, info[0])) |
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(func, args) = info[1:] |
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rc = apply(func, self.bindArgs(args)) |
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if rc == DISPATCH_BACK: |
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self.dir = -1 |
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elif rc == DISPATCH_FORWARD: |
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self.dir = 1 |
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# if anything else, leave self.dir alone |
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|
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self.step = self.step + self.dir |
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if self.step == len(installSteps): |
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return None |
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|
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if (self.step < 0): |
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# pick the first step not in the skip list |
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self.step = 0 |
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while self.skipSteps.has_key(installSteps[self.step][0]): |
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self.step = self.step + 1 |
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elif self.step >= len(installSteps): |
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self.step = len(installSteps) - 1 |
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while self.skipSteps.has_key(installSteps[self.step][0]): |
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self.step = self.step - 1 |
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log("moving (%d) to step %s" %(self.dir, installSteps[self.step][0])) |
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|
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def bindArgs(self, args): |
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newArgs = () |
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for arg in args: |
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obj = self |
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for item in string.split(arg, '.'): |
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if not obj.__dict__.has_key(item): |
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exec "obj = self.%s" %(arg,) |
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break |
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obj = obj.__dict__[item] |
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newArgs = newArgs + (obj,) |
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|
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return newArgs |
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|
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def currentStep(self): |
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if self.step == None: |
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self.gotoNext() |
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elif self.step >= len(installSteps): |
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return (None, None) |
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|
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stepInfo = installSteps[self.step] |
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step = stepInfo[0] |
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args = self.bindArgs(stepInfo[1]) |
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|
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return (step, args) |
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|
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def __init__(self, intf, id, method, instPath): |
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self.dir = DISPATCH_FORWARD |
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self.step = None |
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self.skipSteps = {} |
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|
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self.id = id |
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self.flags = flags |
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self.intf = intf |
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self.method = method |
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self.dispatch = self |
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self.instPath = instPath |
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self.firstStep = 0 |
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