# must be given) using options from the rest of
# the command line.
#
-/sbin/leds -A '!gr'
-#
# Use the standard init path (see /etc/init.d/rcS)
export PATH=/sbin:/bin:/usr/sbin:/usr/bin
#
# Load the helper functions
. /etc/default/functions
#
+leds boot system
+#
if test -n "$1"
then
device="$1"
#!/bin/sh
# boot from the current (flash) root partition
-# nothing need be done, make the power led flash
-# amber to indicate runlevel S
-/sbin/leds -A '!gr'
-exec /sbin/init
+# nothing need be done apart from setting the
+# system LED status correctly
+. /etc/default/functions
+leds beep
+leds boot system
+test -x /sbin/init && exec /sbin/init
# fallback if /sbin/init has been deleted (bad!)
-# flashing amber/red - failed early boot
-# disk lights flashing: failed in flash boot!
-/sbin/leds +A '!g12'
+leds boot system panic
exec <>/dev/console >&0 2>&0
-exec /sbin/sulogin
-exec /bin/sh
+test -x /sbin/sulogin && exec /sbin/sulogin
+test -x /bin/sh && exec /bin/sh
exit 1
# Now all the information for booting should be in the configuration
# file. Config the loopback and network interfaces.
ifconfig lo 127.0.0.1 up
-mac="$(config mac)"
iface="$(config iface)"
-if test -n "$mac" -a -n "$iface" -a "$mac" != "00:00:00:00:00:00" -a "$mac" != "FF:FF:FF:FF:FF:FF"
-then
- if ifconfig "$iface" hw ether "$mac" &&
- ifup "$iface"
- then
- exit 0
- fi
-fi
+test -n "$iface" && ifup "$iface"
# exit code is true only if the interface config has succeeded
-exit 1
# must be given) using options from the rest of
# the command line.
#
-/sbin/leds -A '!gr'
+. /etc/default/functions
+leds boot system
#
# Use the standard init path (see /etc/init.d/rcS)
export PATH=/sbin:/bin:/usr/sbin:/usr/bin
# must be given) using options from the rest of
# the command line.
#
-/sbin/leds -A '!gr'
-#
# Use the standard init path (see /etc/init.d/rcS)
export PATH=/sbin:/bin:/usr/sbin:/usr/bin
#
# Load the helper functions
. /etc/default/functions
#
+leds beep double
+leds boot system
+#
if test -n "$1"
then
device="$1"
preserve etc/TZ
diff etc/default/conffiles
diff etc/default/devpts
-diff etc/default/rcS
+preserve etc/default/rcS
preserve etc/default/sysconf
diff etc/default/usbd
preserve etc/defaultdomain
+#!/bin/sh
# . this file to load the following utility functions
#
+# hardware
+# the 'Hardware' string from cpuinfo
+hardware(){
+ sed -n 's!^Hardware *: !!p' /proc/cpuinfo
+}
+#
+# machine
+# outputs an identifier of the current machine - i.e. the board
+# slugos is running on.
+machine(){
+ case "$(hardware)" in
+ *Coyote*) echo coyote;;
+ *IXDPG425*) echo ixdpg425;;
+ *WRV54G*) echo wrv54g;;
+ *IXDP425*) echo ixdp425;;
+ *IXDP465*) echo ixdp465;;
+ *IXCDP1100*) echo ixcdp1100*;;
+ *Avila*) echo avila;;
+ *Loft*) echo loft;;
+ *NAS?100d*) echo nas100d;;
+ *NSLU2*) echo nslu2;;
+ *) echo unknown;;
+ esac
+}
+#
+# load_functions "source"
+# load the functions in '/sbin/source' - relies on /sbin/source being
+# a shell script and having support for this function.
+load_functions(){
+ test -n "$1" -a -x "/sbin/$1" && . "/sbin/$1" || {
+ echo "$0: /sbin/$1: script not found" >&2
+ return 1
+ }
+}
+#
# mtdev "name"
# return (output) the character device name for flash parition "name"
# /proc/mtd has the general form:
# sysvalof "section" "name" "configuration file"
# sysval "section" "name"
# outputs the value of the SysConf variable 'name' from section 'section',
-# this is a bit gross, when it gets a match it copies the value to the
-# hold space, if no match it jumps over the copy, at the end ($) it copies
-# the hold space to the pattern space and prints the result, thus it only
-# ever prints the last match
-# BUG FIX: busybox sed doesn't initialise the hold space and crashes if it
-# is used before initialisation, so temporarily this script does it's own
-# tail by hand.
+# if there are multiple definitions only the last is output
# NOTE: these functions should only be used internally, add entries to 'config'
-# below if necessary. This is because 'config' does the defaulting and in the
-# recovering case (zero or absent SysConf) /etc/default/sysconf only contains
-# the hw_addr entry!
+# below if necessary. This is because 'config' does the defaulting.
sysvalmatch(){
- # sed -n '/^\['"$1"'\]$/,/^\[.*\]$/s/^'"$2"'=\('"$3"'\)$/\1/;tH;bE;:H;h;:E;$g;$p' "$4"
sed -n '/^\['"$1"'\]$/,/^\[.*\]$/s/^'"$2"'=\('"$3"'\)$/\1/p' "$4" | sed -n '$p'
}
sysvalof(){
sysvalmatch "$1" "$2" '.*' "$3"
}
sysval(){
- sysvalof "$1" "$2" /etc/default/sysconf
+ test -r "$config_root/etc/default/sysconf" &&
+ sysvalof "$1" "$2" "$config_root/etc/default/sysconf"
+}
+#
+# syssection "section"
+# outputs all the values from the given section changed to the format "name value"
+# (i.e. the '=' is dropped).
+syssection(){
+ test -r "$config_root/etc/default/sysconf" &&
+ sed -n '/^\['"$1"'\]$/,/^\[.*\]$/s/^\([^=]*\)=\(.*\)$/\1 \2/p' "$config_root/etc/default/sysconf"
}
#
# config "value"
# convenience callers for specific values to avoid mis-typing in scripts
-# NOTE: this function does the defaulting, 'sysval' does not! Validity
-# of the sysconf file is determined by the presence of the all important
-# hw_addr.
+# NOTE: this function does the defaulting, 'sysval' does not!
+# config_root: if set this will override the root where config/sysval
+# looks for /etc/default/sysconf
config(){
local mac
- mac=
- test -r /etc/default/sysconf &&
- mac="$(sysvalmatch network hw_addr '[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]' /etc/default/sysconf)"
- if test -n "$mac"
- then
- case "$1" in
- mac) echo "$mac";;
- host) if test -n "$(sysval network disk_server_name)"
- then
- sysval network disk_server_name
- elif test -n "$(sysval network default_server_name)"
- then
- sysval network default_server_name
- else
- echo "$mac" | sed -n 's/^..:..:..:\(..\):\(..\):\(..\)$/LKG\1\2\3/p'
- fi;;
- domain) sysval network w_d_name;;
- iface) if test -n "$(sysval network lan_interface)"
- then
- sysval network lan_interface
- else
- echo eth0
- fi;;
- ip) if test -n "$(sysval network ip_addr)"
- then
- sysval network ip_addr
- else
- echo 192.168.1.77
- fi;;
- netmask)sysval network netmask;;
- gateway)sysval network gateway;;
- dns) sysval network dns_server1;;
- dns2) sysval network dns_server2;;
- dns3) sysval network dns_server3;;
- boot) if test -n "$(sysval network bootproto)"
- then
- sysval network bootproto
- else
- echo dhcp
- fi;;
- valid) return 0;;
- *) return 1;;
- esac
- else
- # These are the defaults for an invalid mac address, use the compiled
- # in hardware address.
- case "$1" in
- mac) echo "00:02:B3:02:02:01";;
- host) echo "brokenslug";;
- iface) echo eth0;;
- ip) echo 192.168.1.77;;
- boot) echo dhcp;;
- *) return 1;;
- esac
- fi
+ mac="$(test -r /proc/net/maclist &&
+ sed -n '/^[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]:[0-9A-Za-z][0-9A-Za-z]$/p' /proc/net/maclist |
+ sed -n 1p)"
+ #
+ case "$1" in
+ mac) test -n "$mac" && echo "$mac";;
+ host) if test -n "$(sysval network disk_server_name)"
+ then
+ sysval network disk_server_name
+ elif test -n "$(sysval network default_server_name)"
+ then
+ sysval network default_server_name
+ elif test -n "$mac"
+ then
+ echo "$mac" | sed -n 's/^\(..\):\(..\):\(..\):\(..\):\(..\):\(..\)$/slug\1\2\3\4\5\6/p'
+ else
+ # because we want the name to remain constant:
+ echo "brokenslug"
+ fi;;
+ domain) sysval network w_d_name;;
+ iface) if test -n "$(sysval network lan_interface)"
+ then
+ sysval network lan_interface
+ else
+ echo eth0
+ fi;;
+ ip) if test -n "$(sysval network ip_addr)"
+ then
+ sysval network ip_addr
+ else
+ echo 192.168.1.77
+ fi;;
+ netmask)sysval network netmask;;
+ gateway)sysval network gateway;;
+ dns) sysval network dns_server1;;
+ dns2) sysval network dns_server2;;
+ dns3) sysval network dns_server3;;
+ boot) if test -n "$(sysval network bootproto)"
+ then
+ sysval network bootproto
+ else
+ echo dhcp
+ fi;;
+ valid) test -r "$config_root/etc/default/sysconf" -a -n "$mac";;
+ *) return 1;;
+ esac
}
#
# checkif "iface"
# basic test for init (the kernel will try to load this)
# but require a shell in bin/sh and no .recovery too
test \( ! -f "$1/.recovery" \) -a \
- \( -d "$1/initrd" -o -d "$1/mnt" \) -a \
+ \( -d "$1/mnt" \) -a \
\( -x "$1/bin/sh" -o -h "$1/bin/sh" \) -a \
+ \( -x "$1/usr/sbin/chroot" -o -h "$1/usr/sbin/chroot" -o \
+ -x "$1/sbin/chroot" -o -h "$1/sbin/chroot" \) -a \
\( -x "$1/sbin/init" -o -h "$1/sbin/init" -o \
- -x "$1/etc/init" -o -h "$1/etc/init" -o \
- -x "$1/bin/init" -o -h "$1/bin/init" \)
+ -x "$1/etc/init" -o -h "$1/etc/init" -o \
+ -x "$1/bin/init" -o -h "$1/bin/init" \)
}
#
# swivel "new root" "old root"
# Normally this function never returns!
# On return 0,1,2 are connected to /dev/console - this may not
# have been true before!
-swivel() {
+swivel(){
cd "$1"
exec <&- >&- 2>&-
# This is just-in-case the called mounted /proc and was
# linux / is already . when the command is executed
# therefore it is essential to use the local (new root)
# chroot to ensure it gets the correct shared libraries.
- exec usr/sbin/chroot . bin/sh -c "\
+ if test -x usr/sbin/chroot -o -h usr/sbin/chroot
+ then
+ chroot=usr/sbin/chroot
+ elif test -x sbin/chroot -o -h sbin/chroot
+ then
+ chroot=sbin/chroot
+ else
+ chroot=chroot
+ fi
+ #
+ exec "$chroot" . bin/sh -c "\
test -x sbin/init && exec sbin/init
test -x etc/init && exec etc/init
test -x bin/init && exec bin/init
- leds -A +gr1 '!g1'
+ mount -t sysfs sysfs /mnt
+ echo -n timer >/mnt/class/leds/ready/trigger
+ echo -n timer >/mnt/class/leds/status/trigger
+ echo -n 80 >/mnt/class/leds/ready/frequency
+ echo -n 80 >/mnt/class/leds/status/frequency
+ umount /mnt
sleep 10 >/.recovery
sync;sync;sync
exit 1"
#
# mountflash "flash device" "flash root directory" {mount options}
# Finds and mounts the flash file system on the given directory
-mountflash() {
+mountflash(){
local ffsdev ffsdir
ffsdev="$1"
# umountflash [-r] "flash device"
# unmount any instance of the given flash device, if -r is specified a mount on
# root is an error, otherwise a mount on root is ignored (and remains).
-umountflash() {
+umountflash(){
local rootok ffsno ffsdev
rootok=1
case "$1" in
}
#
ffs_umount </proc/mounts || {
- echo "$0: umount $ffsdev from all mount points then re-run reflash" >&2
+ echo "$0: umount $ffsdev from all mount points then re-run $0" >&2
return 1
}
# point at which the rootfs will be mounted rw even if the kernel
# booted with it ro.
#
-# rm or mv the file to run this again. If this is done the
-# following configuration files will be rewritten:
+# rm or mv the file (/etc/default/sysconf) to recreate it, run this
+# script with the reload option to overwrite the system files. The
+# configuration files described in sysconf_reload (in
+# /sbin/sysconf) will be overwritten on reload.
#
-# /etc/default/sysconf
-# /etc/hostname
-# /etc/defaultdomain
-# /etc/network/interfaces
-# /etc/resolv.conf
+# start: standard startup, do a complete (auto) restore if necessary
+# reinit: always do a complete auto restore
+# reload: just reload sysconf (no config files!)
#
# /etc/default/functions contains useful utility functions - it's
# in a separate file so that it can be loaded by any script
. /etc/default/functions
+load_functions sysconf || exit 1
#
-config valid && test "$1" != reload && exit 0
-#
-# Utility to deal with absence of DNS configuration
-echodns(){
- local dns
- if test $# -gt 0
- then
- for dns in "$@"
- do
- echo "nameserver $dns"
- done
- fi
-}
-#
-# The SysConf device must exist in /dev at this point for this script
-# to work.
-#
-# It is important not to hard-wire the name of the device because of
-# the posibility of changing the flash partition layout.
-#
-# The block device is used here because at present udev does not
-# show the character devices
-sysdev=
-config valid || sysdev="$(mtblockdev SysConf)"
-if test -n "$sysdev" -a -b "$sysdev"
-then
- # Read the defined part of SysConf into /etc/default/sysconf.
- # SysConf has lines of two forms:
- #
- # [section]
- # name=value
- #
- # In practice SysConf also contains other stuff, use the command:
- #
- # devio '<</dev/mtd1;cpb'
- #
- # to examine the current settings. The badly formatted stuff
- # is removed (to be exact, the sed script selects only lines
- # which match one of the two above). The lan interface, which
- # defaults to ixp0, is changed to the correct value for slugos,
- # eth0. The bootproto, which LinkSys sets to static in manufacturing,
- # is reset to dhcp if the IP is still the original (192.168.1.77)
- devio "<<$sysdev" cpb fb1,10 | sed -n '/^\[[^][]*\]$/p;
- s/^lan_interface=ixp0$/lan_interface=eth0/;
- /^ip_addr=192\.168\.1\.77$/,/^bootproto/s/^bootproto=static$/bootproto=dhcp/;
- /^[-a-zA-Z0-9_][-a-zA-Z0-9_]*=/p' >/etc/default/sysconf
- #
- # The SysConf must have a hardware id, if it doesn't it has
- # probably been erased or never set in the first place and the
- # hardware id is retrieved from the RedBoot partition. This is
- # the only thing which cannot be defaulted.
-fi
-#
-# Error recovery: no SysConf or invalid SysConf. Make a new one from the
-# RedBoot hardware ID information.
-# NOTE: this block of code overwrites the shell script arguments.
-config valid || {
- reddev="$(mtblockdev RedBoot)"
- initmac=
- if test -n "$reddev" -a -b "$reddev"
- then
- # The hardware id starts 80 bytes before the end of the
- # block, the block ends (or should end) with the signature
- # <4 bytes> sErCoMm <bytes> sErCoMm. Note that devio 'pf'
- # empties the stack.
- set -- $(devio "<<$reddev" '
- <= $80-
- .= @
- pf %02X
- A= 5
- $( 1
- A= @,A1-
- pf :%02X
- $) A
- pn
- <=f4+;cp7;pn
- <=$7-;cp7;pn')
- if test $# -eq 3 -a "$2" = sErCoMm -a "$3" = sErCoMm
+case "$1" in
+start) test -s /etc/default/sysconf || {
+ if sysconf_read
then
- initmac="$1"
- fi
- fi
- #
- # APEX: may need extra code to set initmac here.
- #
- if test -n "$initmac"
- then
- #
- # Generate a complete /etc/default/sysconf based on just
- # one number ;-)
- { echo '[network]'
- echo "hw_addr=$initmac"
- } >/etc/default/sysconf
- #
- # See /etc/default/functions (the config function) for
- # the derivation of the rest of the information.
- fi
-}
-#
-# The config function will now return the correct values - even if sysconf
-# is still missing. 'config valid' says if valid configuration information
-# is available.
-#
-# Set up the 'standard' files in the root file system (these couldn't be set
-# up before because they depend on stuff which RedBoot puts into SysConf from
-# the ID info on the specific machine - in particular the hardware address of
-# eth0, which must be the one assigned for *this* box!)
-#
-# HOSTNAME: defaults to LGK<mac> i.e. something derived from
-# the ethernet hardware. LinkSys documentation explains how
-# to determine this. Set by the user in linksys setup software.
-# DOMAINNAME: LinkSys puts this in w_d_name.
-test -n "$(config host)" && config host >/etc/hostname
-domain="$(config domain)"
-test -n "$domain" && echo "$domain" >/etc/defaultdomain
-#
-# Ethernet information. This goes into /etc/network/interfaces,
-# however this is only used for static setup (and this is not
-# the default). With dhcp the slugos udhcp script,
-# /etc/udhcpc.d/50default, loads the values from sysconf. The
-# lan_interface config value must exist for the file to be
-# overwritten here.
-iface="$(config iface)"
-if test -n "$iface"
-then
- boot="$(config boot)"
- # Only dhcp and static are supported at present - bootp
- # support requires installation of appropriate packages
- # dhcp is the fail-safe
- case "$boot" in
- dhcp|static) ;;
- *) boot=dhcp;;
- esac
- #
- mac="$(config mac)"
- ip="$(config ip)"
- netmask="$(config netmask)"
- gateway="$(config gateway)"
- {
- echo "# /etc/network/interfaces"
- echo "# configuration file for ifup(8), ifdown(8)"
- echo "#"
- echo "# The loopback interface"
- echo "auto lo"
- echo "iface lo inet loopback"
- echo "#"
- echo "# The NSLU2 built-in ethernet"
- echo "auto $iface"
- echo "# Automatically generated from /etc/default/sysconf"
- if config valid
- then
- echo "# The pre-up option must always be supplied, regardless"
- echo "# of configuration, to set the hardware correctly."
- echo "# Severe network problems may result if this option is"
- echo "# removed."
- c=
+ if sysconf_valid
+ then
+ sysconf_restore auto
+ else
+ sysconf_reload
+ fi
else
- echo "# WARNING: improperly configured network interface."
- echo "# WARNING: the pre-up line must be corrected or severe"
- echo "# WARNING: network problems may result."
- c='#'
- mac='<WARNING: unknown hardware address>'
+ sysconf_default
+ sysconf_reload
fi
- echo "iface $iface inet $boot"
- echo "${c} pre-up ifconfig $iface hw ether $mac"
- # The following are ignored for DHCP but are harmless
- test -n "$ip" && echo " address $ip"
- test -n "$netmask" && echo " netmask $netmask"
- test -n "$gateway" && echo " gateway $gateway"
- } >/etc/network/interfaces
-fi
-#
-# The DNS server information gives up to three nameservers, but this
-# currently only binds in the first.
-{
- test -n "$domain" && echo "search $domain"
- echodns $(config dns) $(config dns1) $(config dns2)
-} >/etc/resolv.conf
-#
-# Invalid config must be handled, do this by hacking /etc/motd.
-if config valid
-then
- echo "Host name: $(config host)"
- echo "Host ID: $mac"
- echo "Network boot method: $boot"
- case "$boot" in
- static) echo "Host IP address: $ip";;
- esac
- echo "Use 'turnup init' to reset the configuration"
- echo "Use 'turnup disk|nfs -i <device> options to initialise a non-flash root"
- echo "Use 'turnup help' for more information"
-else
- echo "+=====================================================================+"
- echo "| +-----------------------+ |"
- echo "| | INITIALISATION FAILED | |"
- echo "| +-----------------------+ |"
- echo "| |"
- echo "| This machine has been booted with a temporary ethernet id |"
- echo "| The initialisation failed because the machine id was not available |"
- echo "| within the flash memory of the NSLU2. You must run: |"
- echo "| |"
- echo "| turnup init |"
- echo "| |"
- echo "| To correct this problem. Severe network problems may occur if this |"
- echo "| is not done. |"
- echo "+=====================================================================+"
-fi >/etc/motd
+ };;
+
+reload) test -s /etc/default/sysconf || sysconf_read || sysconf_default
+ sysconf_reload;;
+
+reinit) sysconf_restore auto;;
-exit 0
+*) ;;
+esac
# if the directory /initrd is not present, if this fails
# then the /initrd is mounted and we want to remount that
# ro - this works round the shutdown -r hang problem
-umount /mnt 2>/dev/null || {
- # need the device for a remount
- . /etc/default/functions
- ffspart=Flashdisk
- ffsdev="$(mtblockdev $ffspart)"
- if test -n "$ffsdev" -a -b "$ffsdev"
- then
- mount -o remount,ro "$ffsdev" /initrd
- else
- echo "Flashdisk: $ffsdev: flash device not found" >&2
- fi
-}
+. /etc/default/functions
+while read device directory remainder
+do
+ case "$directory" in
+ /mnt) echo "InitRD: unmount initrd on /mnt" >&2
+ umount /mnt;;
+ /initrd)# need the device for a remount
+ ffspart=Flashdisk
+ ffsdev="$(mtblockdev $ffspart)"
+ echo "InitRD: remount $ffdev read-only on /initrd" >&2
+ if test -n "$ffsdev" -a -b "$ffsdev"
+ then
+ mount -o remount,ro "$ffsdev" /initrd
+ else
+ echo "Flashdisk: $ffsdev: flash device not found" >&2
+ fi;;
+ esac
+done </proc/mounts
# transition. It is the first 'stop' script and the last 'start'
# script.
#
-# 'stop' sets the correct colour power LED to flash between the
-# two colours of the previous and next runlevel.
-# 'start' sets the LED to steady
+# 'stop' indicates the start of a runlevel change
+# 'start' at the end of the runlevel change - we are in the new
+# runlevel.
#
-# The 'ready' led is used for the indication of state, except that
-# if a 'status' led is used ready+status is set in place of !ready.
-#
-# For NSLU2:
-#
-# 'amber' is used for run levels S (from /linuxrc), 0 (halt),
-# 1 (single user) and 6 (reboot). halt and reboot do not
-# terminate therefore the LED remains flashing until the
-# kernel terminates.
-#
-# 'green' is used for run levels 2-5 - the normal user run levels.
-#
-# state outputs 's' (for 'system') or 'u' (for user) to distinguish
-# the required colours.
-#
-# NOTE: this will change
+# state outputs 'system', 'user' etc according the the nature of
+# the runlevel it is passed (the *new* runlevel is used).
state(){
case "$1" in
- S|0|1|6) echo s;;
- 2|3|4|5) echo u;;
- N) echo s;;
+ S|N) echo system;;
+ 0|6) echo shutdown;;
+ 1) echo singleuser;;
+ 2|3|4|5) echo user;;
*) echo "led change: $runlevel: runlevel unknown" >&2
- echo s;;
+ echo system;;
esac
}
-# Make the named LED do something
-flash(){
- echo timer >/sys/class/leds/"$1"/trigger
- echo 200 >/sys/class/leds/"$1"/frequency
-}
-on(){
- echo none >/sys/class/leds/"$1"/trigger
- echo 100 >/sys/class/leds/"$1"/brightness
-}
-off(){
- echo none >/sys/class/leds/"$1"/trigger
- echo 0 >/sys/class/leds/"$1"/brightness
-}
-
-test -d /sys/class/leds/ready && case "$1" in
-start) if test -d /sys/class/leds/status
- then
- case "$(state "$runlevel")" in
- s) on status
- on ready;;
- u) off status
- on ready;;
- esac
- else
- on ready
- fi;;
-stop) if test -d /sys/class/leds/status
- then
- case "$(state "$previous")$(state "$runlevel")" in
- ss) flash status
- flash ready;;
- su|us) flash status
- on ready;;
- uu) off status
- flash ready;;
- esac
- else
- flash ready
- fi;;
+case "$1" in
+start) leds "$(state "$runlevel")";;
+stop) leds boot "$(state "$runlevel")";;
*) echo "led change: $1: command ignored" >&2;;
esac
-
-exit 0
+++ /dev/null
-
-#include <stdio.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-
-
-int main(int argc, char **argv)
-{
- struct stat sbuf;
- char *devtype;
- FILE *headerfile;
- unsigned int header[4];
-
-
- if (argc != 3) {
- fprintf(stderr, "usage: %s NSLU2_kernel_file_name prepend_header_filename\nThis program builds a 16 byte header which can be prepended to a NSLU2 Kernel for reflashing\n", argv[0]);
- exit (1);
- }
-
- if (stat(argv[1], &sbuf) < 0) {
- fprintf(stderr, "%s: stat: %s\n", argv[1], strerror(errno));
- exit (1);
- }
-
- /* printf ("File %s is %d bytes long\n", argv[1], sbuf.st_size); */
- if ((headerfile=fopen(argv[2],"wb"))==NULL)
- {
- fprintf(stderr,"Error opening file\n");
- exit (1);
- }
-
- if ((sbuf.st_size + 16) > 0x100000) {
- fprintf(stderr,"Error Kernel + Header is > 1 MB\n");
- exit (1);
- }
-
- header[0] = (unsigned int)sbuf.st_size + 16;
- header[1] = 0;
- header[2] = 0;
- header[3] = 0;
- if (!fwrite(&header, sizeof(unsigned int), 4, headerfile))
- fprintf(stderr,"Error write to headerfile: %s\n", strerror(errno));
-
- fclose(headerfile);
-}
-
--- /dev/null
+#!/bin/sh
+# leds
+#
+# utilities to manipulate the settings of the system leds
+#
+# load the utility functions unless this script is being called
+# just to load its own functions.
+test "$1" != leds && {
+ . /etc/default/rcS
+ . /etc/default/functions
+}
+
+#
+# led_set led-dir off|on|slow|fast|panic|blink|flash|user|*
+# set the given LED (expressed as a directory) to the
+# given status. USER_LED may be set to indicate how to
+# handle the 'user' setting.
+led_user_default(){
+ case "$(machine)" in
+ nslu2) echo -n "cpu-idle";;
+ *) echo -n "cpu-activity";;
+ esac
+}
+#
+led_set(){
+ local setting
+ # expect led-dir state
+ if test -d "$1"
+ then
+ setting="$2"
+ case "$setting" in
+ user) if test -n "$USER_LED"
+ then
+ setting="$USER_LED"
+ else
+ setting="$(led_user_default)"
+ fi;;
+ esac
+
+ case "$setting" in
+ off|on) echo -n none
+
+ case "$setting" in
+ on) echo -n 100;;
+ off) echo -n 0;;
+ esac >"$1/brightness";;
+
+ slow|fast|panic|blink|flash)
+ echo -n timer
+
+ case "$setting" in
+ flash) echo -n 727;;
+ blink) echo -n 72;;
+ slow) echo -n 400;;
+ fast) echo -n 100;;
+ panic) echo -n 50;;
+ esac >"$1/frequency"
+
+ case "$setting" in
+ flash) echo -n 10;;
+ blink) echo -n 1000;;
+ *) echo -n 100;;
+ esac >"$1/duty_cycle";;
+
+ cpu-idle) echo -n cpu-idle
+ # these settings work well on NSLU2
+ echo -n 80 >"$1/frequency"
+ echo -n 10 >"$1/duty_cycle";;
+
+ *) echo -n "$setting";;
+ esac >"$1/trigger"
+ else
+ echo "leds: $1: no such directory" >&2
+ return 1
+ fi
+}
+
+#
+# sysled [boot] system|user|singleuser|shutdown [error|panic|*]
+# set the system LEDs to indicate the given boot state, the function
+# will temporarily mount sysfs is necessary (using /mnt)
+#
+# the cases for two LEDs (ready+status)
+sysled_readystatus(){
+ local ready status
+ # expect dir [boot](system|user) [error|panic]
+ case "$3" in
+ error) ready=fast; status=off;;
+ panic) ready=fast; status=fast;;
+ *) case "$2" in
+ bootsystem) ready=slow; status=slow;;
+ system) ready=on; status=on;;
+ bootuser) ready=on; status=slow;;
+ user) ready=user; status=off;;
+ bootsingleuser) ready=on; status=slow;;
+ singleuser) ready=user; status=user;;
+ bootshutdown) ready=on; status=slow;;
+ shutdown) ready=slow; status=on;;
+ esac;;
+ esac
+
+ led_set "$1/ready" "$ready"
+ led_set "$1/status" "$status"
+}
+#
+# the cases for one LED (just ready)
+sysled_ready(){
+ local ready
+ # expect dir [boot](system|user) [error|panic]
+ case "$3" in
+ error) ready=fast;;
+ panic) ready=panic;;
+ *) case "$2" in
+ bootsystem) ready=flash;;
+ system) ready=blink;;
+ bootuser) ready=slow;;
+ user) ready=user;;
+ bootsingleuser) ready=flash;;
+ singleuser) ready=blink;;
+ bootshutdown) ready=slow;;
+ shutdown) ready=blink;;
+ esac;;
+ esac
+
+ led_set "$1/ready" "$ready"
+}
+#
+sysled(){
+ local mp st boot isst
+ mp=/sys
+ st=1
+ boot=
+
+ # validate arguments
+ if test "$1" = boot
+ then
+ shift
+ boot=boot
+ fi
+ case "$1" in
+ system|user|singleuser|shutdown) :;;
+ *) echo "sysled: unknown option '$1'" >&2
+ echo " usage: sysled [boot] system|user|singleuser|shutdown [error|panic|*]" >&2
+ return 1;;
+ esac
+
+ if test ! -d "$mp/class/leds" && mount -t sysfs sysfs /mnt
+ then
+ mp=/mnt
+ fi
+ #
+ # check for the 'ready' LED - otherwise do nothing
+ if test -d "$mp/class/leds/ready"
+ then
+ if test -d "$mp/class/leds/status"
+ then
+ sysled_readystatus "$mp/class/leds" $boot"$@"
+ else
+ sysled_ready "$mp/class/leds" $boot"$@"
+ fi
+ fi
+ #
+ # clean up
+ test "$mp" = /mnt && umount /mnt
+ return "$st"
+}
+
+#
+# beep [double]
+# emit a beep, or a double beep
+# dummy - at present does nothing
+beep(){
+ return 0
+}
+
+#
+# leds_help
+# be helpful
+# leds <led> off|on|slow|fast|panic|blink|flash|user|*
+# leds [boot] system|user|singleuser|shutdown [error|panic|*]
+leds_help(){
+ echo "leds: change the setting of the LEDs" >&2
+ echo " usage:" >&2
+ echo " leds [boot] system|user|singleuser|shutdown [error|panic|*]" >&2
+ echo " set leds during system boot to indicate a particular boot" >&2
+ echo " state. 'boot' means that the system is transitioning to" >&2
+ echo " the new state. 'error' or 'panic' means a (potentially)" >&2
+ echo " recoverable error or an unrecoverable error ('panic') has" >&2
+ echo " occured." >&2
+ echo " <led> off|on|slow|fast|panic|blink|flash|user|*" >&2
+ echo " set the named led to the given display, an arbitrary led" >&2
+ echo " trigger may be given. 'user' will use the default specified" >&2
+ echo " in USER_LED from /etc/default/rcS, if not specified a cpu" >&2
+ echo " activity setting appropriate to the machine is selected" >&2
+ echo " beep [double]" >&2
+ echo " if possible cause the machine to emit a beep" >&2
+}
+
+#
+# the real command, if required
+case "$1" in
+boot|system|user|singleuser|shutdown)
+ sysled "$@";;
+
+beep) beep "$@";;
+
+"") leds_help;;
+help) leds_help;;
+
+leds) # just load the functions
+ ;;
+
+*) led_set /sys/class/leds/"$@"
+esac
+++ /dev/null
- #include <stdio.h>
- #include <stdlib.h>
- #include <math.h>
- #include <errno.h>
- #include <string.h>
- #include <endian.h>
- #include <unistd.h>
- #include <fcntl.h>
- #include <sys/ioctl.h>
- #include "leds.h"
-
- static int leds;
- static int reset;
- static int verbose = 0;
- enum {
- off=0, on=1, blink, unknown, transition=unknown
- };
-
-
- void init_leds(void)
- {
- int i;
- if ((leds = open("/dev/leds", O_RDWR)) < 0) {
- int e1 = errno;
- if (e1 != ENOENT) {
-
- fprintf(stderr,"Error: Could not open LEDS device file '/dev/leds' : %s\n",
- strerror(e1));
- if(e1 == EACCES)
- fprintf(stderr,"Run as root\n");
- exit(1);
- }
- }
-
- if (verbose)
- printf("leds: initialized.\n");
- }
-
- void led_ioctl( int cmd, int num )
- {
- int i, st;
-
- if (ioctl(leds, cmd, num) < 0) {
- int e1 = errno;
- fprintf(stderr, "leds: ioctl(%d,%d): failed to set leds: %s\n",
- cmd, num, strerror(e1));
- exit(1);
- }
- }
-
- void led_set( int led, int state )
- {
- switch (state) {
- case off: if (!reset) led_ioctl(N2_LM_OFF, led); break;
- case on: led_ioctl(N2_LM_ON, led); break;
- case blink: /* Ensure any previous timer gets deleted first and that
- * the LED is in a well known state.
- */
- if (!reset) led_ioctl(N2_LM_OFF, led);
- led_ioctl(N2_LM_BLINK, led); break;
- }
- }
-
- int led( int ch ) {
- switch (ch) {
- case 'r': return LED_RS_RED;
- case 'g': return LED_RS_GRN;
- case '1': return LED_DISK1;
- case '2': return LED_DISK2;
- case 'A': reset = 1; return LED_ALL;
- default: fprintf(stderr, "leds: %c: unknown LED (use r,g,0,1 or A)\n", ch);
- exit(1);
- }
- }
-
- int main( int argc, char **argv )
- {
- /* Default: switch green on, red off (-A +g). */
- if (argc == 1) {
- verbose = 1;
- init_leds();
- led_ioctl(N2_LM_ALL_OFF, 0);
- led_ioctl(N2_LM_ON, LED_RS_GRN);
- } else {
- int i, alt=0, state[PHYS_LEDS];
- for(i=0; i<PHYS_LEDS; ++i)
- state[i] = unknown;
- reset = 0;
-
- while (--argc > 0) {
- char *arg = *++argv;
- int st;
- if (strcmp(arg, "-v") == 0) {
- ++verbose;
- continue;
- }
-
- switch (*arg) {
- case '+': st = on; break;
- case '-': st = off; break;
- case '!': st = blink; break;
- case '/': st = transition; break;
- default: fprintf(stderr, "leds: %c: unknown option\n", *arg);
- exit(1);
- }
-
- if (st != transition) {
- while (*++arg) {
- i = led(*arg);
- if (i == LED_ALL)
- for (i=0; i<PHYS_LEDS; ++i) state[i] = st;
- else
- state[i] = st;
- }
- } else {
- int done, newstate[PHYS_LEDS];
- for(i=0; i<PHYS_LEDS; ++i)
- newstate[i] = off;
- while (*++arg) {
- i = led(*arg);
- if (i == LED_ALL)
- for (i=0; i<PHYS_LEDS; ++i) newstate[i] = on;
- else
- newstate[i] = on;
- }
-
- /* Merge the newstate back in. This sets 'alt' if going
- * from an old state of just red to a new of just green
- * or vice versa (and this is the only way of getting
- * 'alt')
- */
- /* Blink anything which changes from off to on or from
- * on to off (this ignores anything already blinking).
- */
- for (done=i=0; i<PHYS_LEDS; ++i) {
- if (state[i] == !newstate[i]) {
- done = 1;
- state[i] = blink;
- }
- }
-
- /* Is anything (new) blinking? If it is then deal
- * with the red/green case - blinking red,green is
- * amber, is that what we want? This could be
- * improved by a better kernel interface - it would
- * be nice just to specify on/off times and a start
- * time for each LED.
- */
- if (done) {
- if (state[LED_RS_RED] == blink && state[LED_RS_GRN] == blink &&
- newstate[LED_RS_RED] == !newstate[LED_RS_GRN]) {
- /* Kernel bug: must switch off r and g first. */
- alt = 1;
- }
- } else {
- for (i=0; i<PHYS_LEDS; ++i) {
- if (newstate[i] == on) {
- state[i] = blink;
- }
- }
- }
- }
- }
-
- /* Go through the list making the required settings. 'alt' is
- * special. 'reset' means A was given and all the settings are
- * known.
- */
- init_leds();
- if (reset)
- led_ioctl(N2_LM_ALL_OFF, 0);
- if (alt) {
- /* Turn the leds off first to get to a known state. */
- led_set(LED_RS_GRN, off);
- led_set(LED_RS_RED, off);
- led_ioctl(N2_LM_ALT, LED_RS_RED);
- } else {
- /* KERNEL BUG: setting the green timer zaps the red behaviour
- * to toggle the green, therefore if red blink is set before
- * green blink no blink will happen!
- */
- led_set(LED_RS_GRN, state[LED_RS_GRN]);
- led_set(LED_RS_RED, state[LED_RS_RED]);
- }
- led_set(LED_DISK1, state[LED_DISK1]);
- led_set(LED_DISK2, state[LED_DISK2]);
- }
-
- return 0;
- }
+++ /dev/null
- void init_leds(void);
- void led_on(int);
- void led_off( int );
- void led_toggle(int num);
-
- // ioctls -- 'M" is used for sound cards...we don't got one so it seems safe
- #define N2_LM_OFF _IOW('M',32,long)
- #define N2_LM_ON _IOW('M',33,long)
- #define N2_LM_BLINK _IOW('M',34,long)
- #define N2_LM_ALT _IOW('M',35,long)
- #define N2_LM_ALL_ON _IO('M',36)
- #define N2_LM_ALL_OFF _IO('M',37)
-
- // The LED names for switches
- #define LED_RS_RED 0
- #define LED_RS_GRN 1
- #define LED_DISK1 2
- #define LED_DISK2 3
- #define LED_ALL 4
-
- #define PHYS_LEDS 4
+++ /dev/null
-#!/bin/sh
-
-# **** DO NOT EVEN THINK OF EDITING OR REMOVING THIS FILE ****
-# **** UNLESS YOU REALLY KNOW *EXACTLY* WHAT YOU ARE DOING. ****
-
-
-# Determine the desired rootfs based on user flag files.
-
-if [ -f /.ramdisk ] ; then
- /bin/echo "Preferred root device is /dev/ram0 (maintenence)"
- mounted=/mnt
- prefroot=maintenence
-elif [ -f /.sda1root ] ; then
- /bin/echo "Preferred root device is /dev/sda1 (disk 1)"
- mounted=/mnt
- prefroot=sda1
-elif [ -f /.sda2root ] ; then
- /bin/echo "Preferred root device is /dev/sda2 (disk 1)"
- mounted=/mnt
- prefroot=sda2
-elif [ -f /.sdb1root ] ; then
- /bin/echo "Preferred root device is /dev/sdb1 (disk 2)"
- mounted=/mnt
- prefroot=sdb1
-elif [ -f /.sdb2root ] ; then
- /bin/echo "Preferred root device is /dev/sdb2 (disk 2)"
- mounted=/mnt
- prefroot=sdb2
-elif [ -f /.nfsroot ] ; then
- /bin/echo "Preferred root device is NFS"
- mounted=/mnt
- prefroot=nfsroot
-else
- /bin/echo "Preferred root device is jffs2"
- mounted=
- prefroot=jffs2
-fi
-
-
-# Perform prepatory tasks, and determine whether the desired rootfs is viable.
-
-/bin/mount -t proc proc /proc
-
-if [ $prefroot = "sda1" -o $prefroot = "sda2" -o $prefroot = "sdb1" -o $prefroot = "sdb2" ] ; then
- /bin/echo "Sleeping 10sec while waiting for disk..."
- sleep 10
- /bin/mount -rt ext3 /dev/$prefroot /mnt
- if [ -L /mnt/sbin/init -o -x /mnt/sbin/init -o \
- -L /mnt/bin/init -o -x /mnt/bin/init ] ; then
- /bin/echo "Root filesystem will be mounted from /dev/$prefroot ..."
- else
- /bin/umount /mnt
- /bin/echo "Can't find valid rootfs on /dev/$prefroot, using jffs2 ..."
- mounted=
- prefroot=jffs2
- fi
-fi
-
-if [ $prefroot = "maintenence" ] ; then
- /bin/dd if=/dev/zero of=/dev/ram0 bs=1k count=12k 2>/dev/null
- /usr/bin/mke2fs -m 0 /dev/ram0 12288
- /bin/mount -t ext2 /dev/ram0 /mnt
- ( /usr/bin/find . -print0 -mount | /usr/bin/cpio -p -0 -d -m -u /mnt )
- /bin/rm -f /mnt/linuxrc
- /bin/cp /mnt/home/httpd/html/Management/upgrade.cgi /mnt/home/httpd/html/Management/upgrade-real.cgi
- /bin/echo "#!/bin/sh" > /mnt/home/httpd/html/Management/upgrade.cgi
- /bin/echo >> /mnt/home/httpd/html/Management/upgrade.cgi
- /bin/echo "/bin/mount -t ramfs none /upload -o size=8196 2>/dev/null" \
- >> /mnt/home/httpd/html/Management/upgrade.cgi
- /bin/echo "/bin/dd if=/dev/zero of=/upload/free-ram bs=1k count=8k 2>/dev/null" \
- >> /mnt/home/httpd/html/Management/upgrade.cgi
- /bin/echo "/bin/umount /upload 2>/dev/null" \
- >> /mnt/home/httpd/html/Management/upgrade.cgi
- /bin/echo "exec /home/httpd/html/Management/upgrade-real.cgi" \
- >> /mnt/home/httpd/html/Management/upgrade.cgi
- /bin/echo "Root filesystem will be mounted from /dev/ram0 (a copy of /dev/mtdblock4) ..."
-fi
-
-if [ $prefroot = "nfsroot" ] ; then
-
- sysconflen=`/bin/dd if=/dev/mtd1 bs=4 count=1 2>/dev/null | /usr/bin/hexdump -n 6 -e '"%02d"'`
- ipaddr=`/bin/dd if=/dev/mtd1 bs=1 count=$sysconflen skip=4 2>/dev/null | grep ip_addr | sed -e s/ip_addr=//`
- netmask=`/bin/dd if=/dev/mtd1 bs=1 count=$sysconflen skip=4 2>/dev/null | grep netmask | sed -e s/netmask=//`
- gateway=`/bin/dd if=/dev/mtd1 bs=1 count=$sysconflen skip=4 2>/dev/null | grep gateway | sed -e s/gateway=//`
-
- /sbin/insmod ixp400
- /sbin/insmod ixp425_eth
- /sbin/ifconfig ixp0 up $ipaddr netmask $netmask
- /sbin/route add default gw $gateway
-
- /sbin/ifconfig lo up 127.0.0.1
-
- # The nfsrootloc and nfsrootopts vars can be overridden here.
- . /.nfsroot
-
- /bin/mount $nfsrootopts $nfsrootloc /mnt
-
- if [ -L /mnt/sbin/init -o -x /mnt/sbin/init -o \
- -L /mnt/bin/init -o -x /mnt/bin/init ] ; then
- /bin/echo "Root filesystem will be mounted from an NFS root ..."
- mounted=/mnt
- else
- /bin/umount /mnt
- /bin/echo "Can't find valid NFS rootfs, using jffs2 ..."
- mounted=
- prefroot=jffs2
- fi
-fi
-
-if [ $prefroot = "jffs2" ] ; then
- /bin/echo "Root filesystem will be mounted from /dev/mtdblock4 ..."
- mounted=
-fi
-
-
-/bin/umount /proc
-
-# Pivot to the desired rootfs and run the initial executable.
-
-if [ -n "$mounted" ] ; then
-
- cd $mounted
-
- if [ -x ./sbin/init -o -L ./sbin/init ] ; then
- runboot=/sbin/init
- elif [ -x ./bin/init -o -L ./bin/init ] ; then
- runboot=/bin/init
- else
- runboot=/bin/sh
- fi
-
- /sbin/pivot_root . initrd
-
- exec /usr/sbin/chroot . $runboot < /dev/console 1> /dev/console 2> /dev/console
-
-else
-
- exec /sbin/init
-
-fi
-
-/bin/echo "Can't chroot to $prefroot, using jffs2 ..."
-exec /sbin/init
-
-# Last-resort fall-back - this should never be reached.
-/bin/sh
#
# /etc/default/functions contains useful utility functions
. /etc/default/functions
+load_functions sysconf
+#
+# NSLU2 flash layout is non-standard.
+case "$(machine)" in
+nslu2) isnslu2=1;;
+*) isnslu2=;;
+esac
#
# CHECKING FOR INPUT (ARGUMENTS ETC)
# ----------------------------------
ffsfile="$1"
shift;;
-i) shift
+ test -n "$isnslu2" || {
+ echo "reflash: -i: only supported on the LinkSys NSLU2" >&2
+ echo " use -k and -j to specify the kernel and root file system" >&2
+ exit 1
+ }
test $# -gt 0 || {
echo "reflash: -i: give the file containing the complete flash image" >&2
exit 1
}
imgfile="$1"
shift;;
- *) echo "reflash: usage: $0 [-k kernel] [-j rootfs] [-i image]" >&2
+ *) if test -n "$isnslu2"
+ then
+ echo "reflash: usage: $0 [-k kernel] [-j rootfs] [-i image]" >&2
+ else
+ echo "reflash: usage: $0 [-k kernel] [-j rootfs]" >&2
+ fi
echo " -k file: the new compressed kernel image ('zImage')" >&2
echo " -j file: the new root file system (jffs2)" >&2
- echo " -i file: a complete flash image (gives both kernel and jffs2)" >&2
+ test -n "$isnslu2" &&
+ echo " -i file: a complete flash image (gives both kernel and jffs2)" >&2
echo " The current jffs2 will be umounted if mounted." >&2
exit 1;;
esac
done
#
-# Sanity check on the arguments
+# Sanity check on the arguments (note that the first case can only fire
+# on NSLU2 because of the check for -i above.)
if test -n "$imgfile" -a -n "$ffsfile" -a -n "$kfile"
then
- echo "reflash: -k,-j,-i: specify at most two files" >&2
+ echo "reflash: specify at most two files" >&2
echo " -i has both a kernel and rootfs, the kernel from -k and" >&2
echo " the rootfs from -j override the one in the image (if given)" >&2
exit 1
elif test -z "$imgfile" -a -z "$ffsfile" -a -z "$kfile"
then
- echo "reflash: -k,-j,-i: specify at least one file to flash" >&2
+ echo "reflash: specify at least one file to flash" >&2
exit 1
fi
#
errorexit
}
#
- ( cd "$ffsdir"
- find etc/*.conf $(sed 's!^/!!' usr/lib/ipkg/info/*.conffiles) ! -type d -newer etc/.configured -print |
- sed 's/^/diff /'
- exec sed 's/#.*$//;/^[ ]*$/d' etc/default/conffiles
- ) | sed 's!^/*!!' | awk '{ op=$1; $1=""; file[$0]=op }
- END{ for (f in file) if (file[f] != "ignore") print file[f] f }' |
- while read op file
- do
- if test -e "$ffsdir/$file"
- then
- echo "$op $file" >&3
- echo "$file"
- fi
- done 3>"$list" | (cd "$ffsdir"; exec cpio -p -d -m -u "$saved") || {
+ # sysconf_save_conffiles <flash-directory> <dest> <list>
+ sysconf_save_conffiles "$ffsdir" "$saved" "$list" || {
echo "reflash: $saved: copy of saved configuration files failed" >&2
rm -rf "$saved"
rm "$list"
# steps is a problem, but then so is a failure in a partial write.
# Write the flashdisk first because this is larger (most likely to
# fail).
-# Temporarily check for devio progress indicator capability this way...
-if devio -p '' 2>/dev/null
-then
- progress=-p
-else
- progress=
-fi
+#
+# -p causes the progress indicator to be displayed
+progress=-p
do_kernel() {
+ local cmd
+ if test -n "$isnslu2"
+ then
+ # NSLU2: write length,0,0,0 header, then fill
+ cmd="wb L,4; fb 12,0; cpL"
+ else
+ # Other: just write the kernel bytes
+ cmd="cpL"
+ fi
devio $progress "$@" "<<$kfile" ">>$kdev" '
# kernel is at imgkoffset[imgksize]
- ' "<= $imgkoffset" "L=$imgksize" '
- # kernel write length,0,0,0 header, then fill
- wb L,4
- fb 12,0
- cp L
+ ' "<= $imgkoffset" "L=$imgksize" "$cmd" '
# fill with 255
fb #t-,255'
}
exit 1
}
#
-# verify file
-# this is called with the name of a 'diff' file which is, indeed,
-# different and with all the std streams connected to the tty. It
-# returns a status code to say whether (0) or not (1) to copy the
-# file over.
-#
-verify_help() {
- echo "Please specify how to handle this file or link, the options are as follows,"
- echo "two character abbreviations may be used:"
- echo
- echo " keep: retain the old file, overwrite the new flash image file"
- echo " upgrade: retain the new file, the old (saved) file is not used"
- echo " diff: display the differences between the old and the new using diff -u"
- echo " shell: temporarily start an interactive shell (sh -i), exit to continue"
- echo " skip: ignore this file for the moment. The file is left in the directory"
- echo " $saved and many be handled after this script has completed"
-}
-#
-verify() {
- local command file
-
- file="$1"
- echo "reflash: $file: configuration file changed."
- verify_help "$file"
- while :
- do
- echo -n "option: "
- read command
- case "$command" in
- ke*) return 0;;
- up*) rm "$saved/$file"
- return 1;;
- di*) echo "DIFF OLD($saved) NEW($ffsdir)"
- diff -u "$saved/$file" "$ffsdir/$file";;
- sh*) PS1="$file: " sh -i;;
- sk*) return 1;;
- *) verify_help "$file";;
- esac
- done
-}
-# the same, but for a link
-verify_link() {
- local command link
-
- link="$1"
- echo "reflash: $link: configuration link changed."
- verify_help "$link"
- while :
- do
- echo -n "option: "
- read command
- case "$command" in
- ke*) return 0;;
- up*) rm "$saved/$link"
- return 1;;
- di*) echo "DIFF:"
- echo "OLD($saved): $link -> $(readlink "$saved/$link")"
- echo "NEW($ffsdir): $link -> $(readlink "$ffsdir/$link")";;
- sh*) PS1="$link: " sh -i;;
- sk*) return 1;;
- *) verify_help "$link";;
- esac
- done
-}
-#
-while read op file
-do
- # handle .configured specially (to preserve the original datestamp)
- if test "$file" = "etc/.configured"
- then
- # this should definately not fail because of the test above!
- if cp -a "$saved/$file" "$ffsdir/$file"
- then
- echo "$file" >&3
- else
- echo "reflash: $file: timestamp copy failed (ignored)" >&2
- fi
- elif test -h "$saved/file" -o -h "$ffsdir/$file"
- then
- # new or old symbolic link
- if test -h "$saved/$file" -a -h "$ffsdir/$file" &&
- test "$(readlink "$saved/$file")" = "$(readlink "$ffsdir/$file")"
- then
- # no change
- echo "$file" >&3
- else
- # assume a change regardless
- case "$op" in
- preserve)
- echo "$file"
- echo "$file" >&3;;
- diff) # need user input
- if verify_link "$file" <>/dev/tty >&0 2>&0
- then
- echo "$file"
- echo "$file" >&3
- fi;;
- esac
- fi
- else
- # only overwrite if necessary
- if test -e "$ffsdir/$file" && cmp -s "$saved/$file" "$ffsdir/$file"
- then
- # do not overwrite
- echo "$file" >&3
- elif test ! -e "$ffsdir/$file"
- then
- # always preserve
- echo "$file"
- echo "$file" >&3
- else
- case "$op" in
- preserve)
- echo "$file"
- echo "$file" >&3;;
- diff) # the files are different, get user input
- if verify "$file" <>/dev/tty >&0 2>&0
- then
- echo "$file"
- echo "$file" >&3
- fi;;
- esac
- fi
- fi
-done <"$list" 3>/tmp/restore.$$ | (cd "$saved"; exec cpio -p -d -u "$ffsdir") || {
+# sysconf_restore_conffiles <flash-directory> <source-dir> <restore>
+restore="/tmp/restore.$$"
+sysconf_restore_conffiles "$ffsdir" "$saved" "$restore" <"$list" || {
echo "reflash: $saved: restore of saved configuration files failed" >&2
echo " The new flash file system is mounted on $ffsdir" >&2
echo " The saved files are in $saved and the list in $list, the list of" >&2
- echo " files selected for restore is in /tmp/restore.$$" >&2
+ echo " files selected for restore is in $restore" >&2
echo " You should restore any required configuration from $saved," >&2
echo " then umount $ffsdir and reboot." >&2
exit 1
#
# remove the copied files (i.e. the ones which were preserved)
( cd "$saved"
- exec rm $(cat /tmp/restore.$$)
+ exec rm $(cat "$restore")
)
-rm /tmp/restore.$$
+rm "$restore"
#
# clean up, files left in $saved need to be handled by the user
files="$(find "$saved" ! -type d -print)"
--- /dev/null
+#!/bin/sh
+# sysconf
+#
+# utility to manipulate system configuration information help
+# in a RedBoot SysConf partition
+#
+# load the utility functions (unless this is being called just
+# to load these functions!)
+test "$1" != sysconf && . /etc/default/functions
+
+#
+# sysconf_valid
+# return true if the SysConf partition exists and seems to be
+# potentially valid (it starts with a reasonable length).
+sysconf_valid(){
+ local sysdev
+ sysdev="$(mtblockdev SysConf)"
+ test -n "$sysdev" -a -b "$sysdev" &&
+ devio "<<$sysdev" '!! b.10>s32768<&!'
+}
+
+#
+# sysconf_read [prefix]
+# read the SysConf partition (if present) writing the result into
+# /etc/default/sysconf, if the result is empty it will be removed.
+sysconf_read(){
+ local sysdev sedcmd mac config_root
+ config_root="$1"
+ rm -f /tmp/sysconf.new
+ sysdev="$(mtblockdev SysConf)"
+ if sysconf_valid
+ then
+ # Read the defined part of SysConf into /etc/default/sysconf.
+ # SysConf has lines of two forms:
+ #
+ # [section]
+ # name=value
+ #
+ # In practice SysConf also contains other stuff, use the command:
+ #
+ # devio '<</dev/mtd1;cpb'
+ #
+ # to examine the current settings. The badly formatted stuff
+ # is removed (to be exact, the sed script selects only lines
+ # which match one of the two above). The lan interface, which
+ # on NSLU2 defaults to ixp0, is changed to the correct value for
+ # slugos, eth0. The bootproto, which LinkSys sets to static in
+ # manufacturing, is reset to dhcp if the IP is still the
+ # original (192.168.1.77)
+ sedcmd='/^\[[^][]*\]$/p;'
+ # only do the ip_addr and lan_interface fixups on NSLU2
+ if test "$(machine)" = nslu2
+ then
+ sedcmd="$sedcmd"'
+ s/^lan_interface=ixp0$/lan_interface=eth0/;
+ /^ip_addr=192\.168\.1\.77$/,/^bootproto/s/^bootproto=static$/bootproto=dhcp/;'
+ fi
+ # always fix up the hardware addr if it is present
+ mac="$(config mac)"
+ if test -n "$mac"
+ then
+ sedcmd="$sedcmd"'
+ s/^hw_addr=.*$/hw_addr='"$mac"'/;'
+ fi
+ # and only print lines of the correct form
+ sedcmd="$sedcmd"'
+ /^[-a-zA-Z0-9_][-a-zA-Z0-9_]*=/p'
+
+ devio "<<$sysdev" cpb fb1,10 | sed -n "$sedcmd" >/tmp/sysconf.new
+ fi
+ #
+ # test the result - sysconf must be non-empty
+ if test -s /tmp/sysconf.new
+ then
+ mv /tmp/sysconf.new "$config_root/etc/default/sysconf"
+ else
+ rm -f /tmp/sysconf.new
+ return 1
+ fi
+}
+
+#
+# sysconf_default [prefix]
+# Provde a default /etc/default/sysconf when there is no SysConf partition,
+# or when it is invalid, this function will read from an existing sysconf,
+# copying the values into the new one.
+# sysconf_line tag config-tag
+# write an appropriate line if the config value is non-empty
+sysconf_line(){
+ config "$2" | {
+ local value
+ read value
+ test -n "$value" && echo "$1"="$value"
+ }
+}
+#
+sysconf_default(){
+ local config_root
+ config_root="$1"
+ { echo '[network]'
+ sysconf_line hw_addr mac
+ sysconf_line disk_server_name host
+ sysconf_line w_d_name domain
+ sysconf_line lan_interface iface
+ sysconf_line ip_addr ip
+ sysconf_line netmask netmask
+ sysconf_line gateway gateway
+ sysconf_line dns_server1 dns
+ sysconf_line dns_server2 dns2
+ sysconf_line dns_server3 dns3
+ sysconf_line bootproto boot
+ } >/tmp/sysconf.new
+ mv /tmp/sysconf.new "$config_root/etc/default/sysconf"
+}
+
+#
+# sysconf_reload [prefix]
+# read the values from /etc/default/sysconf and use these values to set
+# up the following system files:
+#
+# /etc/hostname
+# /etc/defaultdomain
+# /etc/resolv.conf
+# /etc/network/interfaces
+# /etc/motd
+#
+sysconf_reload(){
+ local config_root host domain iface boot ip netmask gateway ifname iftype
+ config_root="$1"
+ host="$(config host)"
+ test -n "$host" && echo "$host" >"$config_root/etc/hostname"
+ domain="$(config domain)"
+ test -n "$domain" && echo "$domain" >"$config_root/etc/defaultdomain"
+ #
+ # The DNS server information gives up to three nameservers,
+ # but this currently only binds in the first.
+ {
+ test -n "$domain" && echo "search $domain"
+ test -n "$(config dns)" && echo "nameserver $(config dns)"
+ test -n "$(config dns2)" && echo "nameserver $(config dns2)"
+ test -n "$(config dns3)" && echo "nameserver $(config dns3)"
+ } >"$config_root/etc/resolv.conf"
+ #
+ # Ethernet information. This goes into /etc/network/interfaces,
+ # however this is only used for static setup (and this is not
+ # the default). With dhcp the slugos udhcp script,
+ # /etc/udhcpc.d/50default, loads the values from sysconf.
+ iface="$(config iface)"
+ boot="$(config boot)"
+ # Only dhcp and static are supported at present - bootp
+ # support requires installation of appropriate packages
+ # dhcp is the fail-safe
+ case "$boot" in
+ dhcp|static) ;;
+ *) boot=dhcp;;
+ esac
+ #
+ ip="$(config ip)"
+ netmask="$(config netmask)"
+ gateway="$(config gateway)"
+ {
+ echo "# /etc/network/interfaces"
+ echo "# configuration file for ifup(8), ifdown(8)"
+ echo "#"
+ echo "# The loopback interface"
+ echo "auto lo"
+ echo "iface lo inet loopback"
+ echo "#"
+ echo "# The interface used by default during boot"
+ echo "auto $iface"
+ echo "# Automatically generated from /etc/default/sysconf"
+ echo "# address, netmask and gateway are ignored for 'dhcp'"
+ echo "# but required for 'static'"
+ echo "iface $iface inet $boot"
+ # The following are ignored for DHCP but are harmless
+ test -n "$ip" && echo " address $ip"
+ test -n "$netmask" && echo " netmask $netmask"
+ test -n "$gateway" && echo " gateway $gateway"
+ #
+ # Now read all the other ARPHRD_ETHER (type=1) interfaces
+ # and add an entry for each.
+ for ifname in $(test -d /sys/class/net && ls /sys/class/net)
+ do
+ if test -r "/sys/class/net/$ifname/type" -a "$ifname" != "$iface"
+ then
+ read iftype <"/sys/class/net/$ifname/type"
+ case "$iftype" in
+ 1) echo "#"
+ echo "# /sys/class/net/$ifname:"
+ echo "auto $ifname"
+ echo "iface $ifname inet dhcp";;
+ esac
+ fi
+ done
+ } >"$config_root/etc/network/interfaces"
+ #
+ # Finally rewrite /etc/motd
+ { echo "Host name: $host"
+ echo "Domain name: $domain"
+ echo "Host MAC: $(config mac)"
+ echo "Network boot method: $boot"
+ case "$boot" in
+ static) echo "Host IP address: $ip";;
+ esac
+ echo "Use 'turnup init' to reset the configuration"
+ echo "Use 'turnup preserve' to save the configuration permanently"
+ echo "Use 'turnup restore' to restore a previously saved configuration"
+ echo "Use 'turnup disk|nfs -i <device> options to initialise a non-flash root"
+ echo "Use 'turnup help' for more information"
+ } >"$config_root/etc/motd"
+}
+
+#
+# sysconf_save_conffiles <flash-directory> <dest> <list>
+# preserve the configuration files in a directory or in a CPIO archive
+# (which is *not* compressed). If <dest> is a directory the files are
+# copied, otherwise a CPIO archive is made with that name. <list> is
+# the listing file giving the preserved files and the processing option.
+sysconf_save_conffiles(){
+ local ffsdir dest list file
+ ffsdir="$1"
+ saved="$2"
+ list="$3"
+ test -n "$ffsdir" -a -r "$ffsdir/etc/default/conffiles" -a -n "$saved" -a -n "$list" || {
+ echo "sysconf_save_conffiles: invalid arguments: '$*'" >&2
+ echo " usage sysconf_save_conffiles <flash-directory> <dest> <list>" >&2
+ return 1
+ }
+ #
+ ( cd "$ffsdir"
+ find etc/*.conf $(sed 's!^/!!' usr/lib/ipkg/info/*.conffiles) ! -type d -newer etc/.configured -print |
+ sed 's/^/diff /'
+ exec sed 's/#.*$//;/^[ ]*$/d' etc/default/conffiles
+ ) | sed 's!^/*!!' |
+ awk '{ op=$1; $1=""; file[$0]=op }
+ END{ for (f in file) if (file[f] != "ignore") print file[f] f }' |
+ while read op file
+ do
+ if test -e "$ffsdir/$file"
+ then
+ echo "$op $file" >&3
+ echo "$file"
+ fi
+ done 3>"$list" | (
+ cd "$ffsdir"
+ if test -d "$saved"
+ then
+ exec cpio -p -d -m -u "$saved"
+ else
+ exec cpio -o -H crc >"$saved"
+ fi
+ )
+}
+
+#
+# sysconf_verify file
+# this is called with the name of a 'diff' file which is, indeed,
+# different and with all the std streams connected to the tty. It
+# returns a status code to say whether (0) or not (1) to copy the
+# file over.
+#
+# globals: the following must be defined in the calling context!
+# saved: the directory containing the unpacked saved files
+# ffsdir: the flash directory to which the files are being restored (/)
+#
+sysconf_verify_help() {
+ echo "Please specify how to handle this file or link, the options are as follows,"
+ echo "two character abbreviations may be used:"
+ echo
+ echo " keep: retain the old file, overwrite the new flash image file"
+ echo " upgrade: retain the new file, the old (saved) file is not used"
+ echo " diff: display the differences between the old and the new using diff -u"
+ echo " shell: temporarily start an interactive shell (sh -i), exit to continue"
+ echo " skip: ignore this file for the moment. The file is left in the directory"
+ echo " $saved and many be handled after this script has completed"
+}
+#
+sysconf_verify() {
+ local command file
+
+ # return 1 here causes the file not to be overwritten,
+ # control should never get here!
+ test -n "$sysconf_noninteractive" && {
+ echo "$0: $*: changed file cannot be handled non-interactively" >&2
+ return 1
+ }
+
+ file="$1"
+ echo "$0: $file: configuration file changed."
+ sysconf_verify_help "$file"
+ while :
+ do
+ echo -n "option: "
+ read command
+ case "$command" in
+ ke*) return 0;;
+ up*) rm "$saved/$file"
+ return 1;;
+ di*) echo "DIFF OLD($saved) NEW($ffsdir)"
+ diff -u "$saved/$file" "$ffsdir/$file";;
+ sh*) PS1="$file: " sh -i;;
+ sk*) return 1;;
+ *) sysconf_verify_help "$file";;
+ esac
+ done
+}
+# the same, but for a link
+sysconf_verify_link() {
+ local command link
+
+ # return 1 here causes the file not to be overwritten,
+ # control should never get here!
+ test -n "$sysconf_noninteractive" && {
+ echo "$0: $*: changed link cannot be handled non-interactively" >&2
+ return 1
+ }
+
+ link="$1"
+ echo "reflash: $link: configuration link changed."
+ sysconf_verify_help "$link"
+ while :
+ do
+ echo -n "option: "
+ read command
+ case "$command" in
+ ke*) return 0;;
+ up*) rm "$saved/$link"
+ return 1;;
+ di*) echo "DIFF:"
+ echo "OLD($saved): $link -> $(readlink "$saved/$link")"
+ echo "NEW($ffsdir): $link -> $(readlink "$ffsdir/$link")";;
+ sh*) PS1="$link: " sh -i;;
+ sk*) return 1;;
+ *) sysconf_verify_help "$link";;
+ esac
+ done
+}
+
+#
+# sysconf_restore_conffiles <flash-directory> <source-dir> <restore>
+# restore the configuration files from a directory. 'source-dir'
+# If <source> is a directory of files from sysconf_save_conffiles. The
+# list of files restored is written to the third argument (restore),
+# but is not required (/dev/null would be ok).
+#
+# the list of files to restore is read from stdin, along with the
+# processing option for each file (the format is as produced by
+# sysconf_save_conffiles in the 'list' output).
+sysconf_restore_conffiles(){
+ local ffsdir saved restore
+ # these are the globals used by the above function
+ ffsdir="$1"
+ saved="$2"
+ restore="$3"
+ test -n "$ffsdir" -a -r "$ffsdir/etc/default/conffiles" -a -d "$saved" -a -n "$restore" || {
+ echo "restore_conffiles: invalid arguments: '$*'" >&2
+ echo " usage sysconf_restore_conffiles <flash-directory> <source-dir> <list>" >&2
+ return 1
+ }
+ #
+ # read the list and process each given file
+ while read op file
+ do
+ # handle .configured specially (to preserve the original datestamp)
+ if test "$file" = "etc/.configured"
+ then
+ # this should definately not fail because of the test above!
+ if cp -a "$saved/$file" "$ffsdir/$file"
+ then
+ echo "$file" >&3
+ else
+ echo "sysconf_restore_conffiles: $file: timestamp copy failed (ignored)" >&2
+ fi
+ elif test -h "$saved/file" -o -h "$ffsdir/$file"
+ then
+ # new or old symbolic link
+ if test -h "$saved/$file" -a -h "$ffsdir/$file" &&
+ test "$(readlink "$saved/$file")" = "$(readlink "$ffsdir/$file")"
+ then
+ # no change
+ echo "$file" >&3
+ else
+ # assume a change regardless
+ case "$op" in
+ preserve)
+ echo "$file"
+ echo "$file" >&3;;
+ diff) # need user input
+ if sysconf_verify_link "$file" <>/dev/tty >&0 2>&0
+ then
+ echo "$file"
+ echo "$file" >&3
+ fi;;
+ esac
+ fi
+ else
+ # only overwrite if necessary
+ if test -e "$ffsdir/$file" && cmp -s "$saved/$file" "$ffsdir/$file"
+ then
+ # do not overwrite
+ echo "$file" >&3
+ elif test ! -e "$ffsdir/$file"
+ then
+ # always preserve
+ echo "$file"
+ echo "$file" >&3
+ else
+ case "$op" in
+ preserve)
+ echo "$file"
+ echo "$file" >&3;;
+ diff) # the files are different, get user input
+ if sysconf_verify "$file" <>/dev/tty >&0 2>&0
+ then
+ echo "$file"
+ echo "$file" >&3
+ fi;;
+ esac
+ fi
+ fi
+ done 3>"$restore" | (cd "$saved"; exec cpio -p -d -u "$ffsdir")
+}
+
+#
+# sysconf_test_restore <flash-directory> <source-dir>
+# return true only if the restore does not need to do an interactive
+# compare
+sysconf_test_restore(){
+ local ffsdir saved
+ # these are the globals used by the above function
+ ffsdir="$1"
+ saved="$2"
+ # this is an error case, but return 0 so that the error is
+ # detected later
+ test -n "$ffsdir" -a -r "$ffsdir/etc/default/conffiles" -a -d "$saved" ||
+ return 0
+ #
+ # read the list and check each diff file (this is just a copy of the
+ # logic above with all the work removed!)
+ while read op file
+ do
+ # handle .configured specially (to preserve the original datestamp)
+ if test "$op" != diff
+ then
+ : # no diff required
+ elif test "$file" = "etc/.configured"
+ then
+ : # special handling
+ elif test -h "$saved/file" -o -h "$ffsdir/$file"
+ then
+ # new or old symbolic link
+ if test -h "$saved/$file" -a -h "$ffsdir/$file" &&
+ test "$(readlink "$saved/$file")" = "$(readlink "$ffsdir/$file")"
+ then
+ : # no change
+ else
+ # assume a change regardless
+ return 1
+ fi
+ else
+ # only overwrite if necessary
+ if test -e "$ffsdir/$file" && cmp -s "$saved/$file" "$ffsdir/$file"
+ then
+ : # do not overwrite
+ elif test ! -e "$ffsdir/$file"
+ then
+ : # always preserve
+ else
+ # a change
+ return 1
+ fi
+ fi
+ done
+
+ return 0
+}
+
+#
+# sysconf_save
+# save the system configuration to SysConf - SysConf must exist and
+# there must be a writeable device for it.
+sysconf_save(){
+ local sysdev ffspart ffsdev ffsdir saved list size status
+ ffspart=Flashdisk
+ ffsdev="$(mtblockdev $ffspart)"
+ sysdev="$(mtblockdev SysConf)"
+ status=1
+ if test -n "$sysdev" -a -b "$sysdev" -a -n "$ffsdev" -a -b "$ffsdev"
+ then
+ # this will succeed silently if the flash device is on /
+ umountflash "$ffsdev" || exit 1
+ #
+ # Everything is umounted, now remount on a temporary directory.
+ ffsdir="/tmp/flashdisk.$$"
+ mkdir "$ffsdir" || {
+ echo "$0: $ffsdir: failed to create temporary directory" >&2
+ exit 1
+ }
+ #
+ mountflash "$ffsdev" "$ffsdir" -o ro || {
+ rmdir "$ffsdir"
+ exit 1
+ }
+ # need temporary files for the cpio output and the listing
+ saved=/tmp/cpio.$$
+ list=/tmp/preserve.$$
+ rm -rf "$saved" "$list"
+ sysconf_save_conffiles "$ffsdir" "$saved" "$list" || {
+ echo "$0: $saved: archive of saved configuration files failed" >&2
+ rm -rf "$saved"
+ rm "$list"
+ umount "$ffsdir" && rmdir "$ffsdir" ||
+ echo "$0: $ffsdir: temporary directory cleanup failed" >&2
+ return 1
+ }
+ # ignore the error in this case:
+ umount "$ffsdir" && rmdir "$ffsdir" ||
+ echo "$0: $ffsdir: temporary directory cleanup failed" >&2
+ #
+ # we now have:
+ # /etc/default/sysconf the basic config
+ # /tmp/preserve.$$ the list of saved files
+ # /tmp/cpio.$$ the CPIO archive of those files
+ #
+ # make one big file with the sysconf data followed by the
+ # compressed archive in /tmp/sysconf.$$
+ { { cat /etc/default/sysconf
+ echo '[preserve]'
+ } | sed -n '1,/^\[preserve\]^/p'
+ while read op file
+ do
+ echo "$op"="$file"
+ done <"$list"
+ } >/tmp/sysconf.$$
+ size="$(devio "<</tmp/sysconf.$$" 'pr$')"
+ gzip -9 <"$saved" >>/tmp/sysconf.$$
+ #
+ # more cleanup, then try to write the new sysconf to SysConf
+ # the format is a 4 byte big-endian length then the text data
+ # if the data won't fit exit with error code 7
+ rm "$saved" "$list"
+ devio -p "<</tmp/sysconf.$$" ">>$sysdev" '
+ $( $4+ # >
+ !! 7
+ $) 0
+ wb '"$size"',4
+ cp $'
+ case $? in
+ 0) echo " done" >&2
+ status=0;;
+ 1) echo " failed" >&2
+ echo " SysConf could not be written (no changes made)" >&2;;
+ 3) echo " failed" >&2
+ echo " SysConf partially written, you may want to reset it" >&2;;
+ 7) echo " failed" >&2
+ echo " SysConf is too small: $size bytes required" >&2
+ echo " No change made" >&2;;
+ *) echo " failed" >&2
+ echo " Internal error writing SysConf" >&2;;
+ esac
+ #
+ rm -f /tmp/sysconf.$$
+ else
+ echo "sysconf save: SysConf or $ffspart partition not found" >&2
+ echo " A RedBoot partition named 'SysConf' must exist in the system" >&2
+ echo " flash memory for this command to work, and there must be a" >&2
+ echo " block device to access this partition (udev will normally" >&2
+ echo " create this automatically. The flash partition contents must" >&2
+ echo " also be accessible in a partition called '$ffspart'" >&2
+ echo
+ echo " To create the SysConf partition use the 'fis create' command" >&2
+ echo " in the RedBoot boot loader, it is sufficient to make the" >&2
+ echo " partition one erase block in size unless you have substantially" >&2
+ echo " increased the size of the files listed in /etc/default/conffiles" >&2
+ fi
+
+ return $status
+}
+
+#
+# sysconf_restore [auto]
+# restore previously saved configuration information from SysConf
+sysconf_restore_error(){
+ local root
+ root="$1"
+ shift
+ # -------------------------------------------------------------------------------
+ { echo " WARNING: saved configuration files not restored"
+ test -n "$1" && echo "$*"
+ echo
+ echo "The configuration of this machine has been reinitialised using the values"
+ echo "from /etc/default/sysconf, however configuration files saved in the SysConf"
+ echo "partition have not been restored."
+ echo
+ echo "You can restore these files by correcting any reported errors then running"
+ echo
+ echo " sysconf restore"
+ echo
+ echo "from the command line. This will completely reinitialise the configuration"
+ echo "using the information in the SysConf partition."
+ } >"$root/etc/motd"
+ cat "$root/etc/motd" >&2
+}
+#
+sysconf_restore(){
+ local sysdev ffspart ffsdev ffsdir saved restore size status sysconf_noninteractive config_root
+
+ # if set this means 'do no diff' - this avoids the code above which
+ # would open /dev/tty and therefore allows this stuff to be done from
+ # an init script
+ sysconf_noninteractive=
+ test "$1" = auto && sysconf_noninteractive=1
+
+ ffspart=Flashdisk
+ ffsdev="$(mtblockdev $ffspart)"
+ sysdev="$(mtblockdev SysConf)"
+ status=1
+ if test -n "$sysdev" -a -b "$sysdev" -a -n "$ffsdev" -a -b "$ffsdev" &&
+ sysconf_valid
+ then
+ # this will succeed silently if the flash device is on /
+ umountflash "$ffsdev" || exit 1
+ #
+ # Everything is umounted, now remount on a temporary directory.
+ ffsdir="/tmp/flashdisk.$$"
+ config_root="$ffsdir"
+ mkdir "$ffsdir" || {
+ echo "$0: $ffsdir: failed to create temporary directory" >&2
+ exit 1
+ }
+ #
+ mountflash "$ffsdev" "$ffsdir" || {
+ rmdir "$ffsdir"
+ exit 1
+ }
+ #
+ # first restore the SysConf section
+ sysconf_read "$ffsdir" || sysconf_default "$ffsdir"
+ #
+ # now use this to regenerate the system files
+ sysconf_reload "$ffsdir"
+ #
+ # now examine the [preserve] section, if it is there restore
+ # it if possible.
+ if test -n "$(syssection preserve)"
+ then
+ # 'saved' is a directory, 'restore' is a file (which is
+ # used to detect unrestored files). The directory needs
+ # to be populated with files.
+ saved=/tmp/cpio.$$
+ restore=/tmp/restore.$$
+ rm -rf "$saved" "$restore"
+ #
+ mkdir "$saved" || {
+ sysconf_restore_error "$ffsdir" "$saved: failed to create temporary directory"
+ return 1
+ }
+ #
+ # the CPIO archive is gzip compressed after the text part
+ # of sysconf, gzip will handle the LZ stream termination
+ # correctly (and break the pipe) so we don't need to know
+ # the real length of the data
+ devio "<<$sysdev" '<=b4+.' 'cp $s-' | gunzip | (
+ cd "$saved"
+ exec cpio -i -d -m -u
+ ) || {
+ rm -rf "$saved"
+ sysconf_restore_error "$ffsdir" "$saved: cpio -i failed"
+ return 1
+ }
+ # either there must be no 'diff' files or it must
+ # be possible to interact with a real user.
+ if test -z "$sysconf_noninteractive" ||
+ syssection preserve | sysconf_test_restore "$ffsdir" "$saved"
+ then
+ #
+ # remove the 'init' motd from sysconf_reload
+ rm "$ffsdir/etc/motd"
+ #
+ # now restore from the directory, using the information in
+ # the preserve section, if this fails in a non-interactive
+ # setting the system might not reboot
+ syssection preserve |
+ sysconf_restore_conffiles "$ffsdir" "$saved" "$restore" || {
+ # there is a chance of the user cleaning this up
+#------------------------------------------------------------------------------
+ sysconf_restore_error "$ffsdir" \
+"$0: $saved: restore of saved configuration files failed.
+ The flash file system is mounted on $ffsdir.
+ The saved files are in $saved and the list of files selected for
+ restore is in $restore.
+ You should restore any required configuration from $saved, then umount
+ $ffsdir and reboot."
+ # this prevents cleanup/umount
+ return 1
+ }
+ #
+ # remove the copied files (i.e. the ones which were preserved)
+ ( cd "$saved"
+ exec rm $(cat "$restore")
+ )
+ rm "$restore"
+ #
+ # clean up, files left in $saved need to be handled by the user
+ files="$(find "$saved" ! -type d -print)"
+ if test -n "$files"
+ then
+#------------------------------------------------------------------------------
+ sysconf_restore_error "$ffsdir" \
+"$0: some saved configuration files have not been handled:
+
+$files
+
+These files can be examined in $saved and restored to
+$ffsdir if required. The saved files are in a temporary
+directory and will not be retained across a reboot - copy then elsewhere if
+you are unsure whether they are needed."
+ return 1
+ fi
+ #
+ # so this is safe now (no files, links etc)
+ rm -rf "$saved"
+ else
+ rm -rf "$saved"
+ # non-interactive and some changed diff files
+ sysconf_restore_error "$ffsdir" \
+"$0: some of the saved configuration files must be
+examined before restoration"
+ # but continue to the umount
+ fi
+ fi
+ #
+ # ignore the error in this case:
+ umount "$ffsdir" && rmdir "$ffsdir" ||
+ echo "$0: $ffsdir: temporary directory cleanup failed" >&2
+ status=0
+ else
+ echo "sysconf restore: SysConf or $ffspart partition not found" >&2
+ echo " You must have used 'sysconf save' to save configuration data" >&2
+ echo " into the SysConf partition before using this command. The command" >&2
+ echo " will restore the configuration data to the flash root partition" >&2
+ echo " named '$ffspart' - this must also be accessible." >&2
+ fi
+
+ return $status
+}
+
+#
+# sysconf_help
+# help text
+sysconf_help(){
+ # -------------------------------------------------------------------------------
+ echo "sysconf: usage: sysconf read|default|reload|save|restore" >&2
+ echo " read: the current SysConf partition is read into /etc/default/sysconf" >&2
+ echo " default: a default /etc/default/sysconf is created" >&2
+ echo " reload: system configuration files are recreated from /etc/default/sysconf" >&2
+ echo " save: /etc/default/sysconf and the files listed in /etc/default/conffiles" >&2
+ echo " are written to the SysConf partition" >&2
+ echo " restore: the configuration information in the SysConf partition saved by" >&2
+ echo " 'sysconf save' is restored" >&2
+}
+
+#
+# the real commands
+sysconf_command="$1"
+test $# -gt 0 && shift
+case "$sysconf_command" in
+read) sysconf_read "$@";;
+default)sysconf_default "$@";;
+reload) sysconf_reload "$@";;
+save) sysconf_save "$@";;
+restore)sysconf_restore "$@";;
+valid) sysconf_valid "$@";;
+
+sysconf)# just load the functions
+ ;;
+
+*) # help text
+ sysconf_help "$@";;
+esac
#
# configuration
-# The following variables control which directories in /var end up on the rootfs
-# and which end up in a temporary file system.
+# The following variables control which directories in /var end
+# up on the rootfs and which end up in a temporary file system.
INRAM_MEMSTICK="/var/cache /var/lock /var/log /var/run /var/tmp /var/lib/ipkg"
INRAM_NFS="/var/cache /var/lock /var/run /var/tmp"
INRAM_DISK=""
+
#
# force: override certain checks
force=
+
#
# fstype new
# The type of the file system mounted on "new" Outputs the last
done </proc/mounts
echo "$result"
}
+
#
# fsoptions arguments
# Collapses the mount (-o) options into a single list which is
echo defaults
fi
}
+
#
# get_flash <directory> {mount options}
# mount the flash device, writeable, on the given directory
umountflash "$ffsdev" &&
mountflash "$ffsdev" "$ffsdir" "$@"
}
+
#
# check_rootfs [-i] <root fs directory>
# Make sure the candidate rootfs is empty
return 1;;
esac
}
+
#
# copy_rootfs old new
# Make a copy of the given root file system, copying only the
# Populates /var.
# Removes the /var tmpfs entry from /etc/fstab.
# Creates links from /var into /media/ram for NFS and Memstick.
-
setup_var() {
+ local ram_targets directory
+
test -n "$1" -a -d "$1"/var || {
echo "turnup: setup_var($1,$2): expected a directory" >&2
return 1
}
case "$2" in
- disk) RAMTARGETS=${INRAM_DISK};;
- nfs) RAMTARGETS=${INRAM_NFS};;
- memstick) RAMTARGETS=${INRAM_MEMSTICK};;
+ disk) ram_targets="$INRAM_DISK";;
+ nfs) ram_targets="$INRAM_NFS";;
+ memstick)
+ ram_targets="$INRAM_MEMSTICK";;
esac
- for d in ${RAMTARGETS}; do
- RAMDIR="/media/ram${d}"
- REALDIR="${d}"
- rm -rf "${1}${REALDIR}"
- ln -s "${RAMDIR}" "${1}${REALDIR}"
- done
+ for directory in $ram_targets
+ do
+ rm -rf "$1/$directory"
+ ln -s "/media/ram/$directory" "$1/$directory"
+ done
# the startup link is left for the moment, this seems safer
#rm "$1"/etc/rc?.d/[KS]??populate-var.sh
# remove the /var tmpfs entry from the new /etc/fstab
}
}
-
#
# boot_rootfs <boot type> <flash file system> <sleep time> <device> [options]
# Change the flash partition (not the current root!) to boot off
return $status
}
-#
-# fix_hw_addr
-# Called when the configuration is invalid to reset /etc/default/sysconf
-fix_hw_addr() {
- # first look on the flash disk (ideally this stuff would only
- # be called from flash, but there is no way of guaranteeing that).
- local ffsdev ffs mac name force
-
- case "$1" in
- -f) force="$1";;
- esac
-
- ffsdev="$(mtblockdev Flashdisk)"
- test -n "$ffsdev" -a -b "$ffsdev" || {
- echo "turnup init: the flash file system device is missing" >&2
- echo " The device (typically /dev/mtdblock4) must exist and" >&2
- echo " it must identify a flash partition called 'Flashdisk'" >&2
- echo " It may be that the /dev directory has not been initialised." >&2
- echo " This script cannot correct this problem." >&2
- return 1
- }
-
- test -x /etc/init.d/sysconfsetup || {
- echo "turnup init: /etc/init.d/sysconfsetup: script not executable" >&2
- echo " or script not present. turnup init requires this script to" >&2
- echo " exist to correct the initialisation" >&2
- return 1
- }
-
- # use devio to find out if this *is* the flash disk.
- ffs=
- if test "$(devio "<<$ffsdev" prd)" -ne "$(devio '<</etc/init.d/sysconfsetup' prd)"
- then
- # this isn't the flash device
- ffs="/tmp/flashdisk.$$"
- # make sure we can get to the flash file system first
- get_flash "$ffs" || {
- rmdir "$ffs"
- return 1
- }
-
- # copy if available
- if test -r "$ffs/etc/default/sysconf"
- then
- cp "$ffs/etc/default/sysconf"
- force=
- fi
-
- umount "$ffs"
- rmdir "$ffs"
- fi
-
- # if the config is still not valid generate sysconf from the slug
- # label.
- config valid && test -z "$force" || {
- mac=
- until test -n "$mac"
- do
- echo "turnup init: please find the 'MAC Address' of your NSLU2" >&2
- echo " The required number is on a label on the bottom of the NSLU2" >&2
- echo " It will be something like 'LKG1A2B3C'" >&2
- echo -n "Enter the mac address: " >/dev/tty
- read name </dev/tty
- case "$name" in
- [Ll][Kk][Gg][0-9A-Fa-f][0-9A-Fa-f][0-9A-Fa-f][0-9A-Fa-f][0-9A-Fa-f][0-9A-Fa-f])
- mac="$(echo "$name" |
- sed -n 's/^...\(..\)\(..\)\(..\)$/00:0F:66:\1:\2:\3/p')";;
- [0-9A-Fa-f][0-9A-Fa-f]:[0-9A-Fa-f][0-9A-Fa-f]:[0-9A-Fa-f][0-9A-Fa-f]:[0-9A-Fa-f][0-9A-Fa-f]:[0-9A-Fa-f][0-9A-Fa-f]:[0-9A-Fa-f][0-9A-Fa-f])
- mac="$name"
- name=
- ;;
- "") return 1;;
- *) echo "$name: not recognised as a LinkSys mac address" >&2
- echo " Enter the LinkSys value or a full Ethernet MAC addrress" >&2
- mac=;;
- esac
-
- # Now generate the correct sysconf
- { echo '[network]'
- echo "hw_addr=$mac"
- test -n "$name" && echo "default_server_name=$name"
- } >/etc/default/sysconf
- done
- }
-
- # the configuration should be valid now
- /etc/init.d/sysconfsetup reload
-}
-
#
# read_one 'prompt' 'group' 'name'
# read a single value
test -z "$n" && n="$o"
eval "$3='$n'"
}
+
#
# init_network
# Change the network initialisation
} >/etc/default/sysconf
#
# And reload the result
- /etc/init.d/sysconfsetup reload
+ sysconf reload
#
# The remove the spurious 'init' motd
rm /etc/motd
# script which actually does anything!)
case "$1" in
init) shift
- if config valid && test "$1" != -f
+ if init_network "$@"
then
- if init_network "$@"
- then
- echo "turnup init: you must reboot the NSLU2 for the changes to take effect" >&2
- else
- exit 1
- fi
+ echo "turnup init: you must reboot for the changes to take effect" >&2
+ echo " You may want to run 'turnup preserve' to save these settings," >&2
+ echo " after making any additional configuration changes which you" >&2
+ echo " require." >&2
else
- if fix_hw_addr "$@"
- then
- echo "turnup init: you must reboot the NSLU2 for the changes to take effect" >&2
- else
- exit 1
- fi
+ exit 1
fi;;
disk) shift
disk "$@";;
nfs "$@";;
flash) boot_reset flash;;
ram) boot_reset ram;;
+preserve)
+ shift
+ sysconf save "$@";;
+restore)
+ shift
+ sysconf restore "$@";;
*) echo "\
usage: turnup command [options]
commands:
correct errors in network information
initialise network information when DHCP is not available
change network information
- disk [-i] [-s<seconds>] <device> [mount options]
+ disk [-i] [-s<seconds>] <device>|<uuid> [mount options]
With -i make <device> a bootable file system then (with or
without -i) arrange for the next reboot to use that device.
The device must already be formatted as a file system, with
apparently bootable file system. -s (for example -s5)
specifies a delay in seconds to wait at boot time before
mounting the device.
- memstick [-i] <device> [mount options]
+ memstick [-i] <device>|<uuid> [mount options]
Behaves as disk however options appropriate to a flash memory
stick are automatically added
nfs [-i] <nfs mount path> [mount options]
ram
Boot (once) into a ramdisk, subsequent boots will be to
the flash file system.
+ preserve
+ Save the system configuration to the SysConf partition, you
+ will need to create the SysConf partition from the boot loader
+ before using this if SysConf does not already exist. This
+ just runs 'sysconf save'.
+ restore
+ Restore a previously saved system configuration. This just
+ runs 'sysconf restore'.
disk formatting:
The argument to 'nfs' or 'disk' must be an empty partition
of sufficient size to hold the root file system (at least
+++ /dev/null
-#!/bin/sh
-
-if [ ! -f /boot/zImage ] ; then
- echo "Cannot find kernel to flash in /boot/zImage"
- exit 1
-fi
-
-/bin/rm -f /boot/zImage-partition
-
-if [ -f /boot/zImage-partition ] ; then
- echo "Unable to remove kernel partition file"
- exit 1
-fi
-
-echo "Creating kernel partition header"
-/usr/sbin/kern_header /boot/zImage /boot/zImage-partition
-
-if [ ! -f /boot/zImage-partition ] ; then
- echo "Unable to create kernel partition header"
- exit 1
-fi
-
-echo "Creating kernel partition file"
-/bin/cat /boot/zImage >> /boot/zImage-partition
-
-/bin/rm -f /boot/zImage-partition.old
-
-if [ -f /boot/zImage-partition.old ] ; then
- echo "Unable to remove old kernel partition file"
- exit 1
-fi
-
-echo "Saving old kernel partition"
-cat /dev/mtdblock2 > /boot/zImage-partition.old
-
-if [ ! -f /boot/zImage-partition.old ] ; then
- echo "Unable to create old kernel partition file"
- exit 1
-fi
-
-/bin/ls -l /boot/zImage /boot/zImage-partition /boot/zImage-partition.old
-
-echo "Flashing new kernel partition"
-cat /boot/zImage-partition > /dev/mtdblock2
-
-/bin/rm -f /boot/zImage-partition.verify
-
-if [ -f /boot/zImage-partition.verify ] ; then
- echo "Unable to remove kernel partition verify file"
- exit 1
-fi
-
-echo "Verifing new kernel partition"
-/bin/dd if=/dev/mtd2 of=/boot/zImage-partition.verify bs=1 \
- count=`/bin/dd if=/dev/mtd2 bs=4 count=1 2>/dev/null | \
- /usr/bin/hexdump -n 6 -e '"%02d"'` 2>/dev/null
-
-if [ ! -f /boot/zImage-partition.verify ] ; then
- echo "Unable to create kernel partition verify file"
- exit 1
-fi
-
-if cmp /boot/zImage-partition /boot/zImage-partition.verify ; then
- echo "Verification successful"
- /bin/rm -f /boot/zImage-partition.verify
- /bin/rm -f /boot/zImage-partition
- /bin/rm -f /boot/zImage-partition.old
- exit 0
-fi
-
-echo "VERIFICATION FAILED - DANGER DANGER DANGER"
-
-echo "You must now manually reflash the new kernel,"
-echo "or reflash the old kernel back again."
-echo "The kernel partition is /dev/mtdblock2"
-echo "The old kernel partition is in /boot/zImage-partition.old"
-echo "The present partition contents are in /boot/zImage-partition.verify"
-echo "The new kernel partition is in /boot/zImage-partition"
-
-exit 1
-
-
DESCRIPTION = "SlugOS initial network config via sysconf"
-SECTION = "console/network"
+SECTION = "base"
+PRIORITY = "required"
LICENSE = "GPL"
DEPENDS = "base-files devio"
RDEPENDS = "busybox devio"
-PR = "r48"
+PR = "r49"
-SRC_URI = "file://linuxrc \
- file://boot/flash \
+SRC_URI = "file://boot/flash \
file://boot/disk \
file://boot/nfs \
file://boot/ram \
file://initscripts/umountinitrd.sh \
file://functions \
file://conffiles \
+ file://sysconf \
+ file://leds \
file://turnup \
file://reflash \
file://links.conf \
SBINPROGS = ""
USRSBINPROGS = ""
CPROGS = "${USRSBINPROGS} ${SBINPROGS}"
-SCRIPTS = "turnup reflash"
+SCRIPTS = "turnup reflash leds sysconf"
BOOTSCRIPTS = "flash disk nfs ram network udhcpc.script"
INITSCRIPTS = "syslog.buffer syslog.file syslog.network zleds\
leds_startup rmrecovery sysconfsetup umountinitrd.sh"
# Shell scripts
for p in ${SCRIPTS}
do
- install -m 0755 $p ${D}${sbindir}/$p
+ install -m 0755 $p ${D}${base_sbindir}/$p
done
#
update-rc.d $opt sysconfsetup start 12 S .
update-rc.d $opt syslog.file start 39 S . start 47 0 6 .
update-rc.d $opt syslog.network start 44 S . start 39 0 6 .
- update-rc.d $opt zleds start 99 S 1 2 3 4 5 . stop 5 0 1 2 3 4 5 6 .
+ update-rc.d $opt zleds start 99 S 1 2 3 4 5 . start 89 0 6 . stop 5 0 1 2 3 4 5 6 .
update-rc.d $opt rmrecovery start 99 1 2 3 4 5 .
# bug fix for startup
update-rc.d $opt leds_startup start 1 1 2 3 4 5 .
git.openpandora.org / openembedded.git / commitdiff