src/initscripts/system/modules

   1 #!/bin/sh
   2 ###############################################################################
   3 #                                                                             #
   4 # IPFire.org - A linux based firewall                                         #
   5 # Copyright (C) 2007-2022  IPFire Team  <info@ipfire.org>                     #
   6 #                                                                             #
   7 # This program is free software: you can redistribute it and/or modify        #
   8 # it under the terms of the GNU General Public License as published by        #
   9 # the Free Software Foundation, either version 3 of the License, or           #
  10 # (at your option) any later version.                                         #
  11 #                                                                             #
  12 # This program is distributed in the hope that it will be useful,             #
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of              #
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               #
  15 # GNU General Public License for more details.                                #
  16 #                                                                             #
  17 # You should have received a copy of the GNU General Public License           #
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 . /etc/sysconfig/rc
  23 . ${rc_functions}
  24
  25 # Assure that the kernel has module support.
  26 [ -e /proc/ksyms -o -e /proc/modules ] || exit 0
  27
  28 case "${1}" in
  29         start)
  30
  31                 # If proc is mounted, find the current kernel
  32                 # message level
  33                 if [ -f /proc/sys/kernel/printk ]; then
  34                         prev_msg=`cat /proc/sys/kernel/printk | \
  35                                         sed 'l 1' | sed -n '2~0p' | \
  36                                         sed 's/\\\//'`
  37                 else
  38                         prev_msg="6"
  39                 fi
  40
  41                 # Now set the message level to 1 so not to make too
  42                 # much noise when loading modules
  43                 dmesg -n 1
  44
  45                 # Only try to load modules if the user has actually given us
  46                 # some modules to load.
  47                 if egrep -qv '^(#|$)' /etc/sysconfig/modules 2>/dev/null
  48                 then
  49
  50                         # Read in the configuration file.
  51                         exec 9>&0 < /etc/sysconfig/modules
  52
  53                                 boot_mesg -n "Loading modules:" ${INFO}
  54
  55                                 while read module args
  56                                 do
  57                                         # Ignore comments and blank lines.
  58                                         case "${module}" in
  59                                                 ""|\#*) continue ;;
  60                                         esac
  61
  62                                         # Attempt to load the module, making
  63                                         # sure to pass any arguments provided.
  64                                         modprobe ${module} ${args} &>/dev/null
  65
  66                                         # Print the module name if successful,
  67                                         # otherwise take note.
  68                                         if [ ${?} -eq 0 ]; then
  69                                                 boot_mesg -n " ${module}" ${NORMAL}
  70                                         fi
  71                                 done
  72
  73                                 boot_mesg "" ${NORMAL}
  74                                 # Print a message about successfully loaded
  75                                 # modules on the correct line.
  76                                 echo_ok
  77
  78                         exec 0>&9 9>&-
  79
  80                 fi
  81                 # Set the kernel message level back to it's previous value.
  82                 dmesg -n "${prev_msg}"
  83                 ;;
  84         *)
  85                 echo "Usage: ${0} {start}"
  86                 exit 1
  87                 ;;
  88 esac