scripts/build/chroot_hosts

   1 #!/bin/sh
   2
   3 ## live-build(7) - System Build Scripts
   4 ## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
   5 ##
   6 ## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
   7 ## This is free software, and you are welcome to redistribute it
   8 ## under certain conditions; see COPYING for details.
   9
  10
  11 set -e
  12
  13 # Including common functions
  14 [ -e "${LIVE_BUILD}/scripts/build.sh" ] && . "${LIVE_BUILD}/scripts/build.sh" || . /usr/lib/live/build.sh
  15
  16 # Setting static variables
  17 DESCRIPTION="$(Echo 'manage /etc/hosts')"
  18 HELP=""
  19 USAGE="${PROGRAM} {install|remove} [--force]"
  20
  21 Arguments "${@}"
  22
  23 # Reading configuration files
  24 Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
  25 Set_defaults
  26
  27 # Requiring stage file
  28 Require_stagefile .build/config .build/bootstrap
  29
  30 case "${1}" in
  31         install)
  32                 Echo_message "Configuring file /etc/hosts"
  33
  34                 # Checking stage file
  35                 Check_stagefile .build/chroot_hosts
  36
  37                 # Checking lock file
  38                 Check_lockfile .lock
  39
  40                 # Creating lock file
  41                 Create_lockfile .lock
  42
  43                 if [ -f chroot/etc/hosts ]
  44                 then
  45                         # Save hosts file
  46                         mv chroot/etc/hosts chroot/etc/hosts.orig
  47                 fi
  48
  49                 # Creating hosts file
  50
  51 cat > chroot/etc/hosts << EOF
  52 127.0.0.1       localhost localhost.localdomain
  53 127.0.1.1       debian
  54 EOF
  55
  56                 if [ -f /etc/hosts ]
  57                 then
  58                         # Append hosts file
  59                         #grep -e "127.0.0.1" -e "127.0.1.1" /etc/hosts >> chroot/etc/hosts
  60                         cat /etc/hosts >> chroot/etc/hosts
  61                 fi
  62
  63                 # Creating stage file
  64                 Create_stagefile .build/chroot_hosts
  65                 ;;
  66
  67         remove)
  68                 Echo_message "Deconfiguring file /etc/hosts"
  69
  70                 # Checking lock file
  71                 Check_lockfile .lock
  72
  73                 # Creating lock file
  74                 Create_lockfile .lock
  75
  76                 if [ -e config/includes.chroot/etc/hosts ]
  77                 then
  78                         # Copying local hosts
  79                         cp -a config/includes.chroot/etc/hosts chroot/etc/hosts
  80                         rm -f chroot/etc/hosts.orig
  81                 elif [ -f chroot/etc/hosts.orig ]
  82                 then
  83                         # Restore hosts file
  84                         mv chroot/etc/hosts.orig chroot/etc/hosts
  85                 else
  86                         # Blank out hosts file, don't remove in case its a symlink
  87                         Truncate chroot/etc/hosts
  88                 fi
  89
  90                 # Removing stage file
  91                 rm -f .build/chroot_hosts
  92                 ;;
  93
  94         *)
  95                 Usage
  96                 ;;
  97 esac