scripts/live-bottom/25configure_init

   1 #!/bin/sh
   2
   3 #set -e
   4
   5 # initramfs-tools header
   6
   7 PREREQ=""
   8
   9 prereqs()
  10 {
  11         echo "${PREREQ}"
  12 }
  13
  14 case "${1}" in
  15         prereqs)
  16                 prereqs
  17                 exit 0
  18                 ;;
  19 esac
  20
  21 # live-boot header
  22
  23 . /scripts/live-functions
  24
  25 log_begin_msg "Setting up init"
  26
  27 # live-boot script
  28
  29 # Arrange for shells on virtual consoles, rather than login prompts
  30
  31 if [ -z "${NOAUTOLOGIN}" ] && [ -n "${USERNAME}" ]
  32 then
  33         if [ ! -z "${LIVE_GETTY}" ]
  34         then
  35                 if echo "${DEFCONSOLE}" | grep -qs ttyS
  36                 then
  37                         # AUTOMATIC SERIAL CONSOLE #
  38                         PORT=$(echo "${DEFCONSOLE}" | \
  39                                 sed -e 's%,.*%%')
  40                         SPEED=$(echo "${DEFCONSOLE}" | \
  41                                 sed -e 's%ttyS[0-9]\+,%%' \
  42                                 -e's%\([0-9]\+\).*%\1%')
  43
  44                         if ! ( sed -n -e'/^[^#]/p' /root/etc/inittab | grep -qs ":respawn:/sbin/getty.*${PORT}" )
  45                         then
  46                                 IDs="A B C D E F G H I J K L M N O P Q R S T Q U V V X Y Z 0 1 2 3 4 5 6 7 8 9"
  47
  48                                 for ID1 in ${IDs}
  49                                 do
  50                                         for ID2 in ${IDs}
  51                                         do
  52                                                 ID="${ID1}${ID2}"
  53
  54                                                 if ! grep "^${ID}:" /etc/inittab
  55                                                 then
  56                                                         #make sure it is not already in use
  57                                                         break 2
  58                                                 fi
  59                                         done
  60                                 done
  61
  62                                 echo "${ID}:2345:respawn:/sbin/live-getty -L ${PORT} ${SPEED} vt100" >> /root/etc/inittab
  63                         fi
  64                 fi
  65
  66                 if [ -f /root/etc/inittab ]
  67                 then
  68                         sed -i -e'/^[^#]/s%respawn:/sbin/getty%respawn:/sbin/live-getty%' /root/etc/inittab
  69                 fi
  70         else
  71                 if [ -f /root/etc/inittab ]
  72                 then
  73                         sed -i -e "s|^\([^:]*:[^:]*:[^:]*\):.*getty.*\<\(tty[0-9]*\).*$|\1:/bin/login -f ${USERNAME} </dev/\2 >/dev/\2 2>\&1|" /root/etc/inittab
  74                 fi
  75
  76                 if [ "/root/etc/init/tty*" != "$(echo /root/etc/init/tty*)" ]
  77                 then
  78                         for f in /root/etc/init/tty*
  79                         do
  80                                 sed -i -e "s|^exec.*|exec /bin/login -f $USERNAME </dev/$(basename $f .conf) > /dev/$(basename $f .conf) 2>\&1|" $f
  81                         done
  82                 fi
  83         fi
  84
  85         # Since we use autologin, lastlog doesn't make sense on the console.
  86         sed -i '/^[^#].*pam_lastlog\.so/s/^/# /' /root/etc/pam.d/login
  87 fi
  88
  89 # do not try to remove files if using file-rc
  90 if [ -d /root/etc/rc0.d ]
  91 then
  92         # This has the nice side effect of the cron.{daily,weekly,monthly} jobs in
  93         # /etc/crontab remaining disabled, yet also not run by anacron
  94         if [ -x /root/usr/sbin/anacron ]
  95         then
  96                 chroot /root dpkg-divert --add --rename --quiet /usr/sbin/anacron
  97                 ln -s /bin/true /root/usr/sbin/anacron
  98         fi
  99
 100         # Avoid clobbering the user's clock
 101         rm -f /root/etc/rc?.d/K??hwclock.sh /root/etc/init/hwclock-save.conf
 102 fi
 103
 104 # Disable readahead since it doesn't play well with squashfs + unionfs
 105 # use chmod instead of mv to not trigger unionfs bugs.
 106 if [ -e /root/sbin/readahead-list ]
 107 then
 108         chmod -x /root/sbin/readahead-list
 109 fi
 110
 111 # Disable ureadahead too since we don't ship a pack file for it anyway, so
 112 # all we'll end up doing is profiling the live CD boot. ureadahead also
 113 # breaks partman occasionally by reading from its synchronisation FIFOs.
 114 rm -f /root/etc/init/ureadahead.conf
 115
 116 log_end_msg
 117
 118 exit 0