153 lines
4.9 KiB
Bash
153 lines
4.9 KiB
Bash
#!/bin/sh
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#
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# Copyright (c) 2000-2004 The FreeBSD Project
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# @(#)rc 5.27 (Berkeley) 6/5/91
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# $FreeBSD$
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#
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# System startup script run by init on autoboot
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# or after single-user.
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# Output and error are redirected to console by init,
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# and the console is the controlling terminal.
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# Note that almost all of the user-configurable behavior is no longer in
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# this file, but rather in /etc/defaults/rc.conf. Please check that file
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# first before contemplating any changes here. If you do need to change
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# this file for some reason, we would like to know about it.
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stty status '^T' 2> /dev/null
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# Set shell to ignore SIGINT (2), but not children;
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# shell catches SIGQUIT (3) and returns to single user.
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#
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trap : 2
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trap "echo 'Boot interrupted'; exit 1" 3
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HOME=/
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PATH=/sbin:/bin:/usr/sbin:/usr/bin
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export HOME PATH
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if [ "$1" = autoboot ]; then
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autoboot=yes
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_boot="faststart"
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rc_fast=yes # run_rc_command(): do fast booting
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else
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autoboot=no
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_boot="quietstart"
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fi
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dlv=`/sbin/sysctl -n vfs.nfs.diskless_valid 2> /dev/null`
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if [ ${dlv:=0} -ne 0 -o -f /etc/diskless ]; then
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sh /etc/rc.initdiskless
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fi
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# Run these after determining whether we are booting diskless in order
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# to minimize the number of files that are needed on a diskless system,
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# and to make the configuration file variables available to rc itself.
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#
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. /etc/rc.subr
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load_rc_config
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# If we receive a SIGALRM, re-source /etc/rc.conf; this allows rc.d
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# scripts to perform "boot-time configuration" including enabling and
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# disabling rc.d scripts which appear later in the boot order.
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trap "_rc_conf_loaded=false; load_rc_config" ALRM
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skip="-s nostart"
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if [ `/sbin/sysctl -n security.jail.jailed` -eq 1 ]; then
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skip="$skip -s nojail"
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if [ `/sbin/sysctl -n security.jail.vnet` -ne 1 ]; then
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skip="$skip -s nojailvnet"
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fi
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fi
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# If the firstboot sentinel doesn't exist, we want to skip firstboot scripts.
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if ! [ -e ${firstboot_sentinel} ]; then
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skip_firstboot="-s firstboot"
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fi
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# Do a first pass to get everything up to $early_late_divider so that
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# we can do a second pass that includes $local_startup directories
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#
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files=`rcorder ${skip} ${skip_firstboot} /etc/rc.d/* 2>/dev/null`
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_rc_elem_done=' '
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for _rc_elem in ${files}; do
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run_rc_script ${_rc_elem} ${_boot}
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_rc_elem_done="${_rc_elem_done}${_rc_elem} "
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case "$_rc_elem" in
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*/${early_late_divider}) break ;;
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esac
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done
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unset files local_rc
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# Now that disks are mounted, for each dir in $local_startup
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# search for init scripts that use the new rc.d semantics.
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#
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case ${local_startup} in
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[Nn][Oo] | '') ;;
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*) find_local_scripts_new ;;
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esac
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# The firstboot sentinel might be on a newly mounted filesystem; look for it
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# again and unset skip_firstboot if we find it.
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if [ -e ${firstboot_sentinel} ]; then
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skip_firstboot=""
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fi
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files=`rcorder ${skip} ${skip_firstboot} /etc/rc.d/* ${local_rc} 2>/dev/null`
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for _rc_elem in ${files}; do
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case "$_rc_elem_done" in
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*" $_rc_elem "*) continue ;;
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esac
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run_rc_script ${_rc_elem} ${_boot}
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done
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# Remove the firstboot sentinel, and reboot if it was requested.
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# Be a bit paranoid about removing it to handle the common failure
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# modes since the consequence of failure can be big.
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# Note: this assumes firstboot_sentinel is on / when we have
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# a read-only /, or that it is on media that's writable.
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if [ -e ${firstboot_sentinel} ]; then
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checkyesno root_rw_mount && mount -uw /
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chflags -R 0 ${firstboot_sentinel}
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rm -rf ${firstboot_sentinel}
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if [ -e ${firstboot_sentinel}-reboot ]; then
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chflags -R 0 ${firstboot_sentinel}-reboot
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rm -rf ${firstboot_sentinel}-reboot
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checkyesno root_rw_mount || mount -ur /
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kill -INT 1
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fi
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checkyesno root_rw_mount || mount -ur /
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fi
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echo ''
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date
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exit 0
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