scripts/config.sh

   1 #!/bin/sh
   2
   3 set -e
   4
   5 # Defaults
   6 LIVE_HOSTNAME="debian"
   7 LIVE_USERNAME="user"
   8 LIVE_USER_FULLNAME="Debian Live user"
   9
  10 Cmdline ()
  11 {
  12         for _PARAMETER in $(cat /proc/cmdline)
  13         do
  14                 case "${_PARAMETER}" in
  15                         live-config)
  16                                 # Run all scripts
  17                                 _SCRIPTS="$(ls /lib/live/config/*)"
  18                                 ;;
  19
  20                         live-config=*)
  21                                 # Only run requested scripts
  22                                 LIVE_CONFIGS="${_PARAMETER#live-config=}"
  23                                 ;;
  24
  25                         live-noconfig)
  26                                 # Don't run any script
  27                                 _SCRIPTS=""
  28                                 ;;
  29
  30                         live-noconfig=*)
  31                                 # Don't run requested scripts
  32                                 _SCRIPTS="$(ls /lib/live/config/*)"
  33                                 LIVE_NOCONFIGS="${_PARAMETER#live-noconfig=}"
  34                                 ;;
  35
  36                         # 001-hostname
  37                         live-config.hostname=*)
  38                                 LIVE_HOSTNAME="${_PARAMETER#live-config.hostname=}"
  39                                 ;;
  40
  41                         # 002-user-setup
  42                         live-config.username=*)
  43                                 LIVE_USERNAME="${_PARAMETER#live-config.username=}"
  44                                 ;;
  45
  46                         live-config.user-fullname=*)
  47                                 LIVE_USER_FULLNAME="${_PARAMETER#live-config.user-fullname=}"
  48                                 ;;
  49
  50                         # 004-locales
  51                         live-config.locales=*)
  52                                 LIVE_LOCALES="${_PARAMETER#live-config.locales=}"
  53                                 ;;
  54
  55                         # 005-tzdata
  56                         live-config.timezone=*)
  57                                 LIVE_TIMEZONE="${_PARAMETER#live-config.timezone=}"
  58                                 ;;
  59
  60                         live-config.utc=*)
  61                                 LIVE_UTC="${_PARAMETER#live-config.utc=}"
  62                                 ;;
  63
  64                         # 999-hook
  65                         live-config.hook=*)
  66                                 LIVE_HOOK="${_PARAMETER#live-config.hook=}"
  67                                 ;;
  68
  69                         # Shortcuts
  70                         live-config.noroot)
  71                                 # Disable root access, no matter what mechanism
  72                                 _SCRIPTS="${_SCRIPTS:-$(ls /lib/live/config/*)}"
  73                                 LIVE_NOCONFIGS="${LIVE_NOCONFIGS},sudo,policykit"
  74                                 ;;
  75
  76                         live-config.noxlogin)
  77                                 # Disables graphical autologin, no matter what
  78                                 # mechanism
  79                                 _SCRIPTS="${_SCRIPTS:-$(ls /lib/live/config/*)}"
  80                                 LIVE_NOCONFIGS="${LIVE_NOCONFIGS},gdm,gdm3,kdm,lxdm,nodm"
  81                                 ;;
  82                 esac
  83         done
  84
  85         # Include requested scripts
  86         if [ -n "${LIVE_CONFIGS}" ]
  87         then
  88                 for LIVE_CONFIG in $(echo ${LIVE_CONFIGS} | sed -e 's|,| |g')
  89                 do
  90                         _SCRIPTS="${_SCRIPTS} $(ls /lib/live/config/???-${LIVE_CONFIG})"
  91                 done
  92         fi
  93
  94         # Exclude requested scripts
  95         if [ -n "${LIVE_NOCONFIGS}" ]
  96         then
  97                 for LIVE_NOCONFIG in $(echo ${LIVE_NOCONFIGS} | sed -e 's|,| |g')
  98                 do
  99                         _SCRIPTS="$(echo ${_SCRIPTS} | sed -e "s|$(ls /lib/live/config/???-${LIVE_NOCONFIG})||")"
 100                 done
 101         fi
 102 }
 103
 104 Trap ()
 105 {
 106         _RETURN="${?}"
 107
 108         case "${_RETURN}" in
 109                 0)
 110
 111                         ;;
 112
 113                 *)
 114                         echo ":ERROR"
 115                         ;;
 116         esac
 117
 118         return ${_RETURN}
 119 }
 120
 121 Main ()
 122 {
 123         if ! grep -qs "boot=live" /proc/cmdline
 124         then
 125                 exit 0
 126         fi
 127
 128         echo -n "live-config:"
 129         trap 'Trap' EXIT HUP INT QUIT TERM
 130
 131         # Reading configuration file from filesystem
 132         if [ -e /etc/live/config.conf ]
 133         then
 134                 . /etc/live/config.conf
 135         fi
 136
 137         if ls /etc/live/config.conf.d/* > /dev/null 2>&1
 138         then
 139                 for _FILE in /etc/live/config.conf.d/*
 140                 do
 141                         . ${_FILE}
 142                 done
 143         fi
 144
 145         # Reading configuration file from live-media
 146         if [ -e /live/image/live/config.conf ]
 147         then
 148                 . /live/image/live/config.conf
 149         fi
 150
 151         if ls /live/image/live/config.conf.d/* > /dev/null 2>&1
 152         then
 153                 for FILE in /live/image/live/config.conf.d/*
 154                 do
 155                         . ${_FILE}
 156                 done
 157         fi
 158
 159         # Reading kernel command line
 160         Cmdline
 161
 162         # Configuring system
 163         for _SCRIPT in ${_SCRIPTS}
 164         do
 165                 . ${_SCRIPT}
 166         done
 167
 168         echo "."
 169 }
 170
 171 Main