Subversion Repositories configs

"""

Copyright 2007-2019 VMware, Inc.  All rights reserved. -- VMware Confidential

VMware Installer

"""

from vmis import PRODUCT_NAME, PRODUCT_SUFFIX

DEST = LIBDIR/'vmware-installer/3.0.0'

CLEANUP = CONFDIR/'.cleanup'

# The 1.0 Installer looks in very specific locations for existing installs

# (/etc/vmware and /etc/vmware-vix)

OLDCONFDIR = Destination('/etc/vmware')

OLDBOOTSTRAPS = ['/etc/vmware', '/etc/vmware-vix']

installerLinks = ['vmware-installer', 'vmware-uninstall',

                  'vmware-uninstall-vix']

class VMwareInstaller(Installer):

   def InitializeQuestions(self, old, new, upgrade):

      # Only ask questions if they are not already set.  Otherwise we

      # can potentially end up changing paths from their old values to

      # their new values before {Pre,Post}Uninstall runs which assumes

      # its old value.

      #

      # Perhaps in the future we can ask these questions

      # per-transaction and use the new values for new installs but

      # not upgrades?  This is tricky though because a new dependent

      # could have been introduced which assumes being installed

      # alongside other components but would end up getting new paths.

      def _addQuestion(questionType, key, text, default):

         defaultAnswer = self.GetAnswer(key)

         if not defaultAnswer:

            defaultAnswer = default

         self.AddQuestion(questionType, key=key, text=text, default=defaultAnswer,

                          required=True, mustExist=False, level='CUSTOM')

      _addQuestion('Directory', key='prefix',

                   text='Product installation path prefix. '\

                   '(Desktop integration files, such as icons and .desktop entries, '\

                   'will still be installed under /usr.)', default=PREFIX)

      # XXX: Using non-default sysconfdir is not supported now. Comment out.

      #_addQuestion('Directory', key='sysconfdir', text='System configuration files.',

      #             default=SYSCONFDIR)

      # These have different defaults.

      if self.GetAnswer('initdir') is None:

         self.AddQuestion('InitDir', key='initdir', text='System service runlevel directory (contains rc?.d directories).  Use an empty directory if your system does not support rc?.d style directories.',

                          level='CUSTOM')

      if self.GetAnswer('initscriptdir') is None:

         self.AddQuestion('InitScriptDir', key='initscriptdir', text='System service scripts directory (commonly /etc/init.d).',

                          level='CUSTOM')

      self.AddQuestion('YesNo', key='installShortcuts', required=True,

                       text='Do you want to install shortcuts for your desktop?',

                       level='CUSTOM', default='yes')

   def PreTransactionUninstall(self, old, new, upgrade):

      keepConfig = ENV.get('VMWARE_KEEP_CONFIG')

      keepConfigStored = self.GetConfig('keepConfigOnUninstall')

      askQuestion = True

      if keepConfig:

         if keepConfig == 'no':

            self.SetConfig('keepConfigOnUninstall', 'no')

            askQuestion = False

         else:

            self.SetConfig('keepConfigOnUninstall', 'yes')

            askQuestion = False

      # Set a sane default if this has never been answered

      if not keepConfigStored:

         keepConfigStored = 'yes'

      # If the environment variable was set, there's no need to ask.  This also supports

      # silent uninstallation.

      if askQuestion:

         currentVersion = self.GetConfig('currentVersion')

         if currentVersion and \

            Version(currentVersion) == Version('3.0.0') and \

            not upgrade:

            # If this is the last installer, it's being uninstalled,

            # and we are not upgrading, then query the user if they

            # would like to keep their configuration files.

            self.AddQuestion('YesNo',

                             key='keepConfigOnUninstall',

                             text='All configuration information is about to be removed. ' \

                                  'Do you wish to keep your configuration files? You can ' \

                                  'also input \'quit\' or \'q\' to cancel uninstallation.',

                             required=False,

                             default=keepConfigStored,

                             level='REGULAR',

                             secondaryText='Uninstall')

   def InitializeInstall(self, old, new, upgrade):

      bin = DEST/''

      bin.perm = BINARY

      self.AddTarget('File', 'vmis*', DEST)

      self.AddTarget('File', 'vmware/*', DEST/'vmware')

      self.AddTarget('File', 'vmware-installer*.py', DEST)

      self.AddTarget('File', 'init.sh', DEST/'init.sh')

      # We need to create extra bootstrap files for the 1.0 Installer with BINDIR set

      # correctly since the 1.0 .bundle installer needs it in order to hook into our

      # downgrade script.   Otherwise it will just install and stomp all over portions

      # of our files.

      self.AddTarget('File', 'vmware-installer', bin/'vmware-installer')

      self.AddTarget('File', 'vmware-uninstall-downgrade', bin/'vmware-uninstall-downgrade')

      self.AddTarget('File', 'lib/*', DEST/'lib')

      self.AddTarget('File', 'sopython/*', DEST/'sopython')

      self.AddTarget('File', 'bin/*', DEST/'bin')

      # Python

      self.AddTarget('File', 'python/*', DEST/'python')

      self.SetPermission(DEST/'python/python', BINARY)

      self.SetPermission(DEST/'python/libpython.so', BINARY)

      self.SetPermission(DEST/'vmis-launcher', BINARY)

      self.SetPermission(DEST/'sopython/*', BINARY)

      # cdsHelper

      self.AddTarget('File', 'cdsHelper/*', DEST/'cdsHelper')

      self.AddTarget('File', 'vmware-cds-helper', DEST/'vmware-cds-helper')

      self.SetPermission(DEST/'vmware-cds-helper', BINARY)

      self.SetPermission(DEST/'bin/*', BINARY)

   def PostInstall(self, old, new, upgrade):

      bin = DEST/''

      # Store installer information in the database

      self.SetConfig('%s.vmisloc' % '3.0.0', DEST)

      self.SetConfig('%s.pyloc'   % '3.0.0', DEST/'python')

      self.SetConfig('%s.pyver'   % '3.0.0', PYTHON_VERSION)

      # Set up installer specific files.  These are shared between installers, so

      # must be laid down carefully. We only want to set up files if there is

      # either no existing installer or we are the latest and greatest.

      systemVersion = self.GetConfig('currentVersion')

      if systemVersion is None or Version(systemVersion) <= Version(new):

         # Set ourselves as the current version of the installer to use

         self.SetConfig('currentVersion', '3.0.0')

         # Remove existing symlink to pave the way for the new one.

         try:

            (BINDIR/'vmware-installer').remove()

         except OSError:

            # We don't care if it already doesn't exist.

            pass

         # Create installer hooks.  symlink expects a string and can't convert

         # a ComponentDestination object.  Convert them manually.

         try:

            BINDIR.makedirs()

         except OSError:

            # It's okay if it already exists.

            pass

         path(bin/'vmware-installer').symlink(str(BINDIR/'vmware-installer'))

         # Create necessary bootstrap files

         self._WriteInstallerBootstrapFile(installerPresent=True)

         # The 1.0 installer looks for bootstrap in these locations

         # with a BINDIR in them.  We need to create them if they

         # don't already exist

         for bstrap in OLDBOOTSTRAPS:

            bootstrap = path(bstrap)/'bootstrap'

            if not bootstrap.exists():

               try:

                  path(bstrap).makedirs()

               except OSError:

                  pass

               bootstrap.write_text('BINDIR="%s"\n\n' % BINDIR, append=False)

      for i in DEST.walkfiles('*.py'):

         compiled = self.CompilePythonFile(i)

         self.RegisterFile(compiled)

   def _WriteInstallerBootstrapFile(self, installerPresent=True):

      # To mitigate a bug in the older installers, which would attempt to run

      # the (now uninstalled, and thus missing), newer installer and crash, we need

      # to re-write the bootstrap file so that VERSION="0.1", which will always

      # force an older installer to use itself rather than trying to chain the the

      # "newer", non-existant installer

      if installerPresent:

         legacyVersionStamp = '3.0.0'

      else:

         legacyVersionStamp = '0.1'

      bootstrap = CONFDIR/'bootstrap'

      bootstrap.write_text('VMWARE_INSTALLER="%s"\n\n' % DEST, append=False)

      bootstrap.write_text('VERSION="%s" # For backwards compatibility\n' % legacyVersionStamp, append=True)

      bootstrap.write_text('VMISVERSION="%s"\n' % '3.0.0', append=True)

      bootstrap.write_text('VMISBUILDNUM="%s"\n' % '15018445', append=True)

      bootstrap.write_text('VMISPYVERSION="%s"\n' % PYTHON_VERSION, append=True)

   def PostTransactionInstall(self, old, new, upgrade):

      # The .cleanup file is originally created when loading the

      # database when the database doesn't already exist.  Now that

      # the transaction for vmware-installer has been committed we can

      # remove this file as the installer framework has been

      # installed and configured.

      # However, if the database already existed, this file will not be

      # created and the remove would fail.  No need to remove it, hence

      # the try/except.

      try:

         CLEANUP.remove()

      except OSError:

         log.Debug('%s did not exist.' % CLEANUP)

   def PreUninstall(self, old, new, upgrade):

      # Remove vmware-installer keys

      self.DelConfig('%s.vmisloc' % '3.0.0')

      self.DelConfig('%s.pyloc'   % '3.0.0')

      self.DelConfig('%s.pyver'   % '3.0.0')

   def PostUninstall(self, old, new, upgrade):

      currentVersion = self.GetConfig('currentVersion')

      keepConfig = self.GetConfig('keepConfigOnUninstall')

      # currentVersion should not be able to be None under normal install and

      # uninstall, but in a rollback scenario it can happen.

      if currentVersion and Version(currentVersion) == Version('3.0.0'):

         if keepConfig != 'yes':

            # If we are the newest installer, it means we're the last to go.

            # Clean up after ourselves.

            # Remove bootstrap files and set database .cleanup file

            bstraps = OLDBOOTSTRAPS + [CONFDIR]

            # Check if the old VIX or Player/WS is installed.  If so,

            # don't clean up the bootstrap files.

            for suffix in ['', '-vix']:

               oldfile = path('/etc/vmware%s/bootstrap' % suffix)

               if oldfile.exists():

                  text = oldfile.text()

                  if text.find('VERSION="1.0"') != -1:

                     bstraps.remove('/etc/vmware%s' % suffix)

            # Now cleanup our bootstraps

            if not upgrade:

               for bstrap in bstraps:

                  try:

                     bootstrapDir = path(bstrap)

                     bootstrap = bootstrapDir/'bootstrap'

                     bootstrap.unlink(ignore_errors=True)

                     bootstrapDir.rmdir()

                  except OSError as e:

                     log.Info('Problem removing bootstrap file %s: %s' % (bootstrap, e))

               # Signal cleanup of database.  This is done in PreUninstall

            # because if the uninstall only partially completes the

            # installer is in an inconsistent state and may not be able to

            # remove itself.

            CLEANUP.touch()

            # Remove installer symlink

            try:

               (BINDIR/'vmware-installer').remove()

            except OSError:

               # We don't care if it already doesn't exist.

               pass

            # Clear our config key

            self.DelConfig('currentVersion')

            # XXX: SYSCONFDIR/'config' - This file is used by VIX, Player, and

            # WS, so should only be uninstalled when one of those is the last to

            # go.  For now, it's going to go here, so it's removed from the system

            # when everything else goes.  A better solution should be found that

            # involves the VIX, Player, and WS component files.  It doesn't belong

            # in this one.

            # Only do this if we are not upgrading.

            if not upgrade:

               # If we are on an ESX system, we do *NOT* want to remove /etc/vmware/config

               # since ESX needs it!

               if not path('/proc/vmware/version').exists():

                  try:

                     (SYSCONFDIR/'vmware/config').remove()

                  except OSError as e:

                     log.Info('Error removing file: %s.' % (SYSCONFDIR/'vmware/config'))

                     log.Info(e)

                  # And finally, remove SYSCONFDIR/vmware

                  try:

                     (SYSCONFDIR/'vmware').rmdir()

                  except OSError as e:

                     log.Info('Error removing directory: %s.' % (SYSCONFDIR/'vmware'))

                     log.Info(e)

         else:

            # The user chose to keep their configuration, but we still need to remove the

            # currentVersion key since there is no current version of the installer installed

            # anymore

            self.DelConfig('currentVersion')

            # Re-write the bootstrap file

            self._WriteInstallerBootstrapFile(installerPresent=False)