contrib/polipo/uninstall_polipo_bundle.sh

   1 #!/bin/sh
   2 #
   3 # Original version 2005 by loki der quaeler
   4 # Copyright 2007-2008 Andrew Lewman
   5 # This is licensed under a Modified BSD license.
   6
   7
   8 ### this is the location of a file which contains all the actual package names
   9 ##      (ie "Polipo", "polipostartup", ...) the list should be new-line-delimited.
  10 PACKAGE_LIST_SRC="Polipo polipostartup"
  11
  12 ### this is the name of the user created in the install process of Polipo
  13 POLIPO_USER=_polipo
  14
  15 ### these should be constant across all osX installs (so leave them be)
  16 STARTUP_ITEMS_DIR=/Library/StartupItems
  17 PKG_RCPT_BASE_DIR=/Library/Receipts
  18 BOM_INTERMEDIATE_DIR=Contents/Resources
  19 INFO_INTERMEDIATE_DIR=$BOM_INTERMEDIATE_DIR/English.lproj
  20 TEMP_BOM_CONTENTS=/tmp/polipo_uninst_scratch
  21
  22
  23 ### make sure the script is being run as root, barf if not
  24 if [ "`whoami`" != "root" ]; then
  25         echo "Must be root to run the uninstall script."
  26         exit -1
  27 fi
  28
  29 ### check to see if polipo is currently running, kill it if it is
  30 ##      we grep on 'Polipo/polipo ' because 'polipo' is too common (like in 'direcpolipoy')
  31 ##      -- this relies on the fact that polipo has been started with command
  32 ##      line arguments.. :-/
  33 POLIPO_PID=`ps -uax | grep 'Polipo/polipo ' | grep -v grep | awk '{print $2;}'`
  34 if [ ${#POLIPO_PID} -gt 0 ]; then
  35         echo ". Killing currently running polipo process, pid is $POLIPO_PID"
  36         kill -9 $POLIPO_PID
  37 else
  38         echo ". polipo process appears to already be stopped"
  39 fi
  40
  41
  42 ## grab each package name from the package list file
  43 while read LINE; do
  44         if [ ${#LINE} -gt 0 ]; then
  45                 PACKAGE_NAME=$LINE.pkg
  46                 PACKAGE_PATH=$PKG_RCPT_BASE_DIR/$PACKAGE_NAME
  47                 echo ". Uninstalling $PACKAGE_NAME"
  48                 if [ ! -d $PACKAGE_PATH ]; then
  49                         echo "  . No receipt exists for this package -- skipping."
  50
  51                         continue
  52                 fi
  53
  54
  55                 ## get rid of the startup item if it exists
  56                 STARTUP_DIR=$STARTUP_ITEMS_DIR/$LINE
  57                 if [ -d $STARTUP_DIR ]; then
  58                         echo "  . Deleting startup item $STARTUP_DIR"
  59                         rm -rf $STARTUP_DIR
  60                 fi
  61
  62
  63                 ## determine the root direcpolipoy of the the relative paths specified in the bom
  64                 DEFAULT_LOC=`grep DefaultLocation $PACKAGE_PATH/$INFO_INTERMEDIATE_DIR/$LINE.info | awk '{print $2;}'`
  65                 if [ ${#DEFAULT_LOC} -eq 0 ]; then
  66                         echo "!! Could not find default location for $LINE package -- skipping package."
  67
  68                         continue
  69                 fi
  70
  71                 ## examine the list of installed items desribed in the bom
  72                 BOM_FILE=$PACKAGE_PATH/$BOM_INTERMEDIATE_DIR/$LINE.bom
  73                 lsbom $BOM_FILE > $TEMP_BOM_CONTENTS
  74                 while read BOM_ITEM; do
  75                         ## 3 column items describe just direcpolipoies, 5 column items describe actual files
  76                         COL_COUNT=$(echo $BOM_ITEM | awk '{print NF;}')
  77                         if [ "$COL_COUNT" -eq 5 ]; then
  78                                 FILE_NAME=$DEFAULT_LOC/$(echo $BOM_ITEM | awk '{print $1;}')
  79
  80                                 echo "  . Removing $FILE_NAME"
  81                                 rm -rf $FILE_NAME
  82                         fi
  83                 done < $TEMP_BOM_CONTENTS
  84
  85                 ## remove package receipt
  86                 echo "  . Removing package receipt $PACKAGE_PATH"
  87                 rm -rf $PACKAGE_PATH
  88         fi
  89 done < $PACKAGE_LIST_SRC
  90
  91 ## nuke the user created by the install process.
  92 echo ". Removing created user $POLIPO_USER"
  93 niutil -destroy . /users/$POLIPO_USER
  94
  95 ## clean up
  96 echo ". Cleaning up"
  97 rm -rf $TEMP_BOM_CONTENTS
  98 rm -rf /Library/Polipo/ /Library/StartupItems/Polipo/
  99 echo ". Finished"
 100