diff options
Diffstat (limited to 'packages/openprotium-init/files')
23 files changed, 2722 insertions, 0 deletions
diff --git a/packages/openprotium-init/files/.mtn2git_empty b/packages/openprotium-init/files/.mtn2git_empty new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/packages/openprotium-init/files/.mtn2git_empty diff --git a/packages/openprotium-init/files/boot/.mtn2git_empty b/packages/openprotium-init/files/boot/.mtn2git_empty new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/packages/openprotium-init/files/boot/.mtn2git_empty diff --git a/packages/openprotium-init/files/boot/disk b/packages/openprotium-init/files/boot/disk new file mode 100644 index 0000000000..b4bbaf1f3c --- /dev/null +++ b/packages/openprotium-init/files/boot/disk @@ -0,0 +1,67 @@ +#!/bin/sh +# boot from the hard disk partition "$1" (which +# must be given) using options from the rest of +# the command line. +# +# 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 +. /etc/default/modulefunctions +# +# +if test -n "$1" +then + device="$1" + shift + # proc is needed for UUID mount and module load + mount -t proc proc /proc + # load USB & SCSI storage modules (/proc required!) + if [ "$(machine)" != "storcenter" ]; then + echo "boot: loading modules required for disk boot" + loaddiskmods + # waiting for disk (FIXME) + sleep=6 + test "$sleep" -gt 0 && sleep "$sleep" + else + # make the device links so turnup can use short disk names. + # probably only necessary on devfs based systems. + /etc/init.d/devices start + scc -l redflash -f auto + fi + # + # fire the boot + echo "boot: rootfs: mount $* $device [$UUID]" + # + # Mount read-write because before exec'ing init + # If a UUID is given (in the environment) this + # is used in preference to the device, but if + # the UUID mount fails a standard device mount + # is attempted. + if test -n "$UUID" && + mount "$@" -U "$UUID" /mnt || + mount "$@" "$device" /mnt + then + # checkmount checks for sh, chroot, init + # and /mnt (i.e. /mnt/mnt in this case) + if checkmount /mnt + then + # if mounted, then move /dev to the new root + mount --bind /dev /mnt/dev + # pivot to /initrd if available, else /mnt + cd / + if test -d /mnt/initrd + then + swivel mnt initrd + else + swivel mnt mnt + fi + # swivel failed + fi + # Failure: unmount the partition + umount /mnt + fi +fi +# fallback - use the flash boot +exec /boot/flash diff --git a/packages/openprotium-init/files/boot/flash b/packages/openprotium-init/files/boot/flash new file mode 100644 index 0000000000..40f64c9701 --- /dev/null +++ b/packages/openprotium-init/files/boot/flash @@ -0,0 +1,13 @@ +#!/bin/sh +# boot from the current (flash) root partition +# nothing need be done apart from setting the +# system LED status correctly +. /etc/default/functions +scc -l redflash -f auto +test -x /sbin/init && exec /sbin/init +# fallback if /sbin/init has been deleted (bad!) +scc -l red +exec <>/dev/console >&0 2>&0 +test -x /sbin/sulogin && exec /sbin/sulogin +test -x /bin/sh && exec /bin/sh +exit 1 diff --git a/packages/openprotium-init/files/boot/network b/packages/openprotium-init/files/boot/network new file mode 100644 index 0000000000..599250e744 --- /dev/null +++ b/packages/openprotium-init/files/boot/network @@ -0,0 +1,16 @@ +#!/bin/sh +# bring up the network before boot, used to allow +# netconsole logging and NFS boot. This runs out +# of flash, but that's ok because the script doesn't +# leave any process running. +# +# NOTE: /etc/default/functions defines ifup as a shell +# function! +. /etc/default/functions +# +# Now all the information for booting should be in the configuration +# file. Config the loopback and network interfaces. +ifconfig lo 127.0.0.1 up +iface="$(config iface)" +test -n "$iface" && ifup "$iface" +# exit code is true only if the interface config has succeeded diff --git a/packages/openprotium-init/files/boot/nfs b/packages/openprotium-init/files/boot/nfs new file mode 100644 index 0000000000..7cfce66cbb --- /dev/null +++ b/packages/openprotium-init/files/boot/nfs @@ -0,0 +1,19 @@ +#!/bin/sh +# boot from the nfs partition "$1" (which +# must be given) using options from the rest of +# the command line. +# +# Use the standard init path (see /etc/init.d/rcS) +export PATH=/sbin:/bin:/usr/sbin:/usr/bin +# +. /etc/default/functions +scc -l redflash -f auto +# +if /boot/network +then + # network is up and running, the NFS mount will + # now succeed (possibly), use /boot/disk + exec /boot/disk "$@" +fi +# fallback - use the flash boot +exec /boot/flash diff --git a/packages/openprotium-init/files/boot/udhcpc.script b/packages/openprotium-init/files/boot/udhcpc.script new file mode 100644 index 0000000000..3f437e3143 --- /dev/null +++ b/packages/openprotium-init/files/boot/udhcpc.script @@ -0,0 +1,17 @@ +#!/bin/sh +# executed by udhcpc to do the real work of configuring an interface +# writes the result (if any) to file descriptor 9 +case "$1" in +deconfig) # ignored + :;; +renew|bound) # this gives the real information + test -n "$ip" && { + echo "ip='$ip'" + echo "subnet='$subnet'" + echo "broadcast='$broadcast'" + echo "router='$router'" + } >&9;; +leasefail) # ignore - probably no dhcp server + :;; +*) echo "udhcpc: $*: command not recognised" >&2;; +esac diff --git a/packages/openprotium-init/files/conffiles b/packages/openprotium-init/files/conffiles new file mode 100644 index 0000000000..e1408a3227 --- /dev/null +++ b/packages/openprotium-init/files/conffiles @@ -0,0 +1,55 @@ +# conffiles +# Known SlugOS configuration files. These files are preserved on +# a flash upgrade. Other configuration files, found from: +# +# /usr/lib/ipkg/*.conffiles +# /etc/*.conf +# +# are preserved too with an operation of 'diff' if they have been +# changed since /etc/.configured was created. +# +# Lines starting with # are comments, other lines have +# two fields: +# +# operation file +# +# The file must *NOT* have a leading / +# +# operation may be: +# ignore Do not preserve this file +# preserve Preserve this file unconditionally +# diff Compare file with the new version, ask if different +# +preserve linuxrc +preserve etc/.configured +preserve etc/TZ +diff etc/default/conffiles +diff etc/default/devpts +preserve etc/default/rcS +preserve etc/default/sysconf +diff etc/default/usbd +preserve etc/defaultdomain +preserve etc/dropbear/dropbear_dss_host_key +preserve etc/dropbear/dropbear_rsa_host_key +preserve etc/ssh/ssh_host_dsa_key +preserve etc/ssh/ssh_host_dsa_key.pub +preserve etc/ssh/ssh_host_rsa_key +preserve etc/ssh/ssh_host_rsa_key.pub +preserve etc/fstab +preserve etc/group +preserve etc/gshadow +preserve etc/hostname +preserve etc/hosts +preserve etc/localtime +ignore etc/modules +ignore etc/modules.conf +preserve etc/motd +preserve etc/network/interfaces +preserve etc/ntp.drift +preserve etc/passwd +preserve etc/profile +preserve etc/resolv.conf +preserve etc/shadow +preserve etc/syslog.conf +preserve etc/timezone +preserve root/.ssh/authorized_keys diff --git a/packages/openprotium-init/files/functions b/packages/openprotium-init/files/functions new file mode 100644 index 0000000000..25832cf3f9 --- /dev/null +++ b/packages/openprotium-init/files/functions @@ -0,0 +1,413 @@ +#!/bin/sh +# . this file to load the following utility functions +# +# hardware +# the 'Hardware' string from cpuinfo, or, if not found +# try a little harder with 'machine' +hardware(){ + local hdw + hdw=`sed -n 's!^Hardware *: !!p' /proc/cpuinfo` + test -n "$hdw" || { + hdw=`sed -n 's!^machine *: !!p' /proc/cpuinfo` + } + echo $hdw +} +# +# machine +# outputs an identifier of the current machine - i.e. the board +# slugos is running on. +machine(){ + case "$(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;; + *StorCenter*) echo storcenter;; + *) echo unknown;; + esac +} +# +# single_user_ok +# if the machine is capable of single user interaction return +# true, else return false. The result of this function is +# preempted by setting SULOGIN to 'yes' or 'ok' in /etc/default/rcS +single_user_ok() { + # list known good machines in the 'case' + test "$SULOGIN" = yes -o "$SULOGIN" = ok || + case "$(machine)" in + ixdp*|avila|loft) + test "$SULOGIN" != never;; + *) return 1;; + 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: +# dev: size erasesize name +# mtd5: 00020000 00020000 "FIS directory" +# use this rather than hard-wiring the device because the partition +# table can change - looking in /proc/mtd is more reliable. +mtdev(){ + if test $(machine) = storcenter ; then + sed -n 's!^mtd\([0-9][0-9]*\):[^"]*"'"$1"'"$!/dev/mtd/\1!p' /proc/mtd + else + sed -n 's!^\(mtd[0-9][0-9]*\):[^"]*"'"$1"'"$!/dev/\1!p' /proc/mtd + fi +} +# +# mtblockdev "name" +# as mtdev but output the name of the block (not character) device +mtblockdev(){ + if test "$(machine)" = storcenter ; then + sed -n 's!^mtd\([0-9][0-9]*\):[^"]*"'"$1"'"$!/dev/mtdblock/\1!p' /proc/mtd + else + sed -n 's!^mtd\([0-9][0-9]*\):[^"]*"'"$1"'"$!/dev/mtdblock\1!p' /proc/mtd + fi +} +# +# mtsize "name" +# the size of the partition as a hexadecimal value (with 0x at the front) +mtsize(){ + sed -n 's!^mtd[0-9][0-9]*: \([^ ]*\)[^"]*"'"$1"'"$!0x\1!p' /proc/mtd +} +# +# sysvalmatch "section" "name" 'pattern' "configuration file" +# sysvalof "section" "name" "configuration file" +# sysval "section" "name" +# outputs the value of the SysConf variable 'name' from section 'section', +# 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. +sysvalmatch(){ + sed -n '/^\['"$1"'\]$/,/^\[.*\]$/s/^'"$2"'=\('"$3"'\)$/\1/p' "$4" | sed -n '$p' +} +sysvalof(){ + sysvalmatch "$1" "$2" '.*' "$3" +} +sysval(){ + test -r "$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! +# config_root: if set this will override the root where config/sysval +# looks for /etc/default/sysconf +config(){ + local mac + 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/^\(..\):\(..\):\(..\):\(..\):\(..\):\(..\)$/slug\1\2\3\4\5\6/p' + else + # because we want the name to remain constant: + echo "openprotium" + fi;; + domain) sysval network w_d_name;; + iface) if test -n "$(sysval network lan_interface)" + then + sysval network lan_interface + else + echo eth0 + fi;; + ip) if test -n "$(sysval network ip_addr)" + then + sysval network ip_addr + else + echo 192.168.1.16 + fi;; + netmask)sysval network netmask;; + gateway)sysval network gateway;; + dns) sysval network dns_server1;; + dns2) sysval network dns_server2;; + dns3) sysval network dns_server3;; + boot) if test -n "$(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" +# Validate an interface name by making sure that it exists +# in /proc/net/dev (and is not lo). The listing outputs the +# interface followed by a :, the check function looks for +# something of the form '$1[a-zA-Z0-9]*:' and outputs the +# part preceding the ':' +checkif(){ + sed -n '/^[ ]*lo:/d;s/^[ ]*\('"$1"'[a-zA-Z0-9]*\):.*$/\1/p;tE;d;:E;q' /proc/net/dev +} +# +# checkmount "mountpoint" +# tests an already mounted mountpoint to see whether to attempt to +# boot with this as root. Returns success if it appears ok. +checkmount(){ + # basic test for init (the kernel will try to load this) + # but require a shell in bin/sh too + test \( -d "$1/mnt" \) -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 \ + \( -x "$1/sbin/init" -o -h "$1/sbin/init" -o \ + -x "$1/etc/init" -o -h "$1/etc/init" -o \ + -x "$1/bin/init" -o -h "$1/bin/init" \) +} +# +# swivel "new root" "old root" +# NOTE: the arguments must be paths relative to /, bad things +# will happen if the arguments themselves start with / +# Pivot to a new root. This does all the fancy pivot_root stuff +# including closing streams and does a umount /proc - it doesn't +# matter if this fails (failure codes are ignored), but if /proc +# was mounted it must be restored by the caller on return. +# Normally this function never returns! +# On return 0,1,2 are connected to /dev/console - this may not +# have been true before! +swivel(){ + cd "$1" + exec <&- >&- 2>&- + # This is just-in-case the called mounted /proc and was + # unable to close it because of the streams + umount /proc 2>/dev/null + if pivot_root . "$2" + then + # everything must move out of the old root, this process + # is $2/bin/sh so it must die, IO is redirected + # just in case - typically it will be to a device so it + # won't hold the old root open. + # the exec here is the first point at which the old root + # is unused - before the exec regardless of the close of + # 0,1,2 above ash still has *this* shell script open! + # (it's on fd 10). + # init closes all file descriptors, there's no point + # supplying it with fds. + # NOTE: this used to use $2/usr/sbin/chroot, however on + # linux / is already . when the command is executed + # therefore it is essential to use the local (new root) + # chroot to ensure it gets the correct shared libraries. + if test -x usr/sbin/chroot -o -h usr/sbin/chroot + then + chroot=usr/sbin/chroot + elif test -x sbin/chroot -o -h sbin/chroot + then + chroot=sbin/chroot + else + chroot=chroot + fi + # + exec "$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 + mount -t sysfs sysfs /mnt + umount /mnt + sync;sync;sync + exit 1" + fi + # + # recovery - must restore the old root + cd "$2" + sbin/pivot_root . "$1" + # cd is back to $1 - either pivot_root doesn't change it and the + # chroot above was not executed, or pivot_root does change it and + # has just changed it back! + exec <>/dev/console >&0 2>&0 +} +# +# ifup "interface" +# bring that interface up with the configured ip and other +# information +ifup(){ + local ip hostname router subnet iface HOSTNAME NETMASK BROADCAST + + iface="$1" + ip="$(config ip)" + hostname="$(config host)" + router="$(config gateway)" + broadcast= + + if test -n "$ip" + then + # only if an ip was specified + subnet="$(config netmask)" + else + ip=192.168.1.77 + fi + + # First try udhcpc - note that the /boot/udhcpc.script + # simply records the values returned and the udhcpc + # is not left running so this will only work for + # the lease length time! + ifconfig "$iface" up + if test "$(config boot)" != static + then + test -n "$hostname" && HOSTNAME="-H $hostname" + # The script writes the required shell variable assignments + # to file descriptor 9 + eval $(udhcpc -i "$iface" -n -q -r "$ip" $HOSTNAME -s /boot/udhcpc.script 9>&1 >/dev/null) + fi + + test -n "$broadcast" && BROADCAST="broadcast $broadcast" + test -n "$subnet" && NETMASK="netmask $subnet" + + if ifconfig "$iface" "$ip" $NETMASK $BROADCAST + then + for route in $router + do + route add default gw "$route" dev "$iface" + done + return 0 + else + ifconfig "$iface" down + return 1 + fi +} +# +# ifdown "interface" +# take the interface down +ifdown(){ + ifconfig "$1" down +} +# +# mountflash "flash device" "flash root directory" {mount options} +# Finds and mounts the flash file system on the given directory +mountflash(){ + local ffsdev ffsdir + + ffsdev="$1" + test -n "$ffsdev" -a -b "$ffsdev" || { + echo "$0: unable to find flash file system to copy ($ffsdev)" >&2 + return 1 + } + shift + + ffsdir="$1" + test -n "$ffsdir" -a -d "$ffsdir" || { + echo "$0: mountflash $ffsdir: not a directory (internal error)" >&2 + return 1 + } + shift + + mount -t jffs2 "$@" "$ffsdev" "$ffsdir" || { + echo "$0: $ffsdev: unable to mount flash file system on $ffsdir" >&2 + return 1 + } + return 0 +} +# +# 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(){ + local rootok ffsno ffsdev + rootok=1 + case "$1" in + -r) rootok= + shift;; + esac + # + # The argument is ffsdev + ffsdev="$1" + ffsno="$(devio "<<$ffsdev" prd)" + test -n "$ffsno" -a "$ffsno" -ge 0 || { + echo "$0: $ffsdev: device number $ffsno is not valid, cannot continue." >&2 + return 1 + } + # + # Make sure that Flashdisk isn't mounted on / + if test -z "$rootok" -a "$(devio "<</etc/init.d/sysconfsetup" prd)" -eq "$ffsno" + then + echo "$0: $ffsdev is mounted on /, use turnup ram" >&2 + return 1 + fi + # + # The function is currently always used interactively, so output + echo "$0: umounting any existing mount of $ffsdev" >&2 + # + # check each mount point, do this last first because otherwise nested + # mounts of ffsdev cannot be umounted. + ffs_umount() { + local device mp type options stuff + + read device mp type options stuff + test -z "$device" && return 0 + + # handle following entries first + ffs_umount || return 1 + + # handle this entry, since this is currently only used for unmounting + # the flash root partition we know a file which must exist... + case "$mp/$type" in + //jffs2);; # skip / + */jffs2)test "$(devio "<<$mp/etc/init.d/sysconfsetup" prd 2>/dev/null)" -ne "$ffsno" || + umount "$mp" || { + echo "$0: $mp: unable to umount $ffsdev" >&2 + return 1 + };; + esac + + return 0 + } + # + ffs_umount </proc/mounts || { + echo "$0: umount $ffsdev from all mount points then re-run $0" >&2 + return 1 + } + + return 0 +} + +# +# uuid_by_partition +# output a list of partitions and their UUIDs +uuid_by_partition() { + blkid -c /dev/null -s UUID | sed -n 's/^\([^:]*\): .*UUID="\([^"]*\)".*$/\1 \2/p' +} + +# +# partition_of uuid +# return the partition corresponding to the UUID +partition_of() { + sed -n 's/^\([^ ]*\) '"$1"'$/\1/p' +} diff --git a/packages/openprotium-init/files/initscripts/.mtn2git_empty b/packages/openprotium-init/files/initscripts/.mtn2git_empty new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/packages/openprotium-init/files/initscripts/.mtn2git_empty diff --git a/packages/openprotium-init/files/initscripts/fixfstab b/packages/openprotium-init/files/initscripts/fixfstab new file mode 100644 index 0000000000..67116a12fd --- /dev/null +++ b/packages/openprotium-init/files/initscripts/fixfstab @@ -0,0 +1,91 @@ +#!/bin/sh +# validate /etc/fstab against the current UUID list in +# /etc/uuid_by_partition +# +. /etc/default/functions +pfile=/etc/uuid_by_partition + +# +# use debug to find out what is going on +test "$1" = start -o "$1" = debug || exit 0 + +# +# obtain the current list of parititions with UUIDs +newlist="$(uuid_by_partition)" + +if test -r "$pfile" +then + # read the old list + oldlist="$(cat "$pfile")" + # + # if it hasn't changed nothing need be done + test "$newlist" = "$oldlist" && exit 0 + # + # it has changed, but this only matters if + # a previously existing uuid has moved, build + # a list of old device vs new device for every + # uuid which has moved + changedlist="$( + { echo "$oldlist" + echo "$newlist" + } | awk 'device[$2] == ""{device[$2] = $1} + device[$2] != $1{print device[$2], $1}')" + + if test -n "$changedlist" + then + # at least one partition has moved, scan the + # current fstab to see if it has a reference + # to this partition + changedfstab="$( + { echo "$changedlist" + echo '#fstab' + cat /etc/fstab + } | awk 'BEGIN{list=1} + list==1 && $0=="#fstab"{list=0; continue} + list==1{new[$1] = $2; continue} + new[$1] != ""{print $1, new[$1]}')" + + # if this list is not empty edit the fstab + if test -n "$changedfstab" + then + rm -f /tmp/fstab.$$ + # if the edit fails then do not overwrite the old + # partition list - just exit with an error + { echo "$changedlist" + echo '#fstab' + cat /etc/fstab + } | awk 'BEGIN{list=1} + list==1 && $0=="#fstab"{list=0; continue} + list==1{new[$1] = $2; continue} + new[$1] != ""{$1 = new[$1]} + {print}' >/tmp/fstab.$$ || { + if test "$1" = start + then + logger -s "/etc/init.d/fixfstab: /tmp/fstab.$$: awk failed" + else + echo "debug: awk script failed with:" >&2 + echo "$changedlist" >&2 + echo "output in /tmp/fstab.$$" >&2 + fi + exit 1 + } + + if test "$1" = start + then + mv /tmp/fstab.$$ /etc/fstab || { + logger -s "/etc/init.d/fixfstab: /tmp/fstab.$$: update failed" + exit 1 + } + else + echo "debug: fstab changed:" + diff -u /etc/fstab /tmp/fstab.$$ + fi + fi + fi +fi + +# write the new list to the file, only if we +# are doing something... +test "$1" = start && echo "$newlist" >"$pfile" + +exit 0 diff --git a/packages/openprotium-init/files/initscripts/loadmodules.sh b/packages/openprotium-init/files/initscripts/loadmodules.sh new file mode 100644 index 0000000000..c5d44d1067 --- /dev/null +++ b/packages/openprotium-init/files/initscripts/loadmodules.sh @@ -0,0 +1,11 @@ +#!/bin/sh + +. /etc/default/modulefunctions # Load module loading logic + +loadnetmods + +loaddiskmods + +loadmiscmods + +exit 0 diff --git a/packages/openprotium-init/files/initscripts/rmrecovery b/packages/openprotium-init/files/initscripts/rmrecovery new file mode 100644 index 0000000000..eec822b154 --- /dev/null +++ b/packages/openprotium-init/files/initscripts/rmrecovery @@ -0,0 +1,4 @@ +#!/bin/sh +# Run to remove /.recovery if the boot seems to have succeeded +test -e /.recovery && rm -f /.recovery +exit 0 diff --git a/packages/openprotium-init/files/initscripts/sysconfsetup b/packages/openprotium-init/files/initscripts/sysconfsetup new file mode 100644 index 0000000000..a4f9074d9c --- /dev/null +++ b/packages/openprotium-init/files/initscripts/sysconfsetup @@ -0,0 +1,46 @@ +#!/bin/sh +# This script is run once when the system first boots. Its sole +# purpose is to create /etc/default/sysconf (the overall system +# configuration file) and other files derived from this. +# +# The script runs immediately after S10checkroot.sh - this is the +# point at which the rootfs will be mounted rw even if the kernel +# booted with it ro. +# +# 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. +# +# 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 +# +case "$1" in +start) test -s /etc/default/sysconf || { + if sysconf_read + then + if sysconf_valid + then + sysconf_restore auto + else + sysconf_reload + fi + else + sysconf_default + sysconf_reload + fi + };; + +reload) test -s /etc/default/sysconf || sysconf_read || sysconf_default + sysconf_reload;; + +reinit) sysconf_restore auto;; + +*) ;; +esac diff --git a/packages/openprotium-init/files/initscripts/syslog.buffer b/packages/openprotium-init/files/initscripts/syslog.buffer new file mode 100644 index 0000000000..9285c02946 --- /dev/null +++ b/packages/openprotium-init/files/initscripts/syslog.buffer @@ -0,0 +1,23 @@ +#!/bin/sh +# +# Invoke the syslog startup if the configuration +# uses (only) 'buffer' as the DESTINATION +DESTINATION= +test -f /etc/syslog.conf && . /etc/syslog.conf +doit= + +for d in $DESTINATION +do + case "$d" in + buffer) doit=1;; + file) exit 0;; + remote) exit 0;; + *) echo "/etc/syslog.conf: $d: unknown destination" >&2 + exit 1;; + esac +done + +test -n "$doit" -a -x /etc/init.d/syslog && + exec /etc/init.d/syslog "$@" + +exit 0 diff --git a/packages/openprotium-init/files/initscripts/syslog.file b/packages/openprotium-init/files/initscripts/syslog.file new file mode 100644 index 0000000000..80ee5f0174 --- /dev/null +++ b/packages/openprotium-init/files/initscripts/syslog.file @@ -0,0 +1,23 @@ +#!/bin/sh +# +# Invoke the syslog startup if the configuration +# uses 'file' (and, optionally, buffer) as the DESTINATION +DESTINATION= +test -f /etc/syslog.conf && . /etc/syslog.conf +doit= + +for d in $DESTINATION +do + case "$d" in + buffer) :;; + file) doit=1;; + remote) exit 0;; + *) echo "/etc/syslog.conf: $d: unknown destination" >&2 + exit 1;; + esac +done + +test -n "$doit" -a -x /etc/init.d/syslog && + exec /etc/init.d/syslog "$@" + +exit 0 diff --git a/packages/openprotium-init/files/initscripts/syslog.network b/packages/openprotium-init/files/initscripts/syslog.network new file mode 100644 index 0000000000..3d7f4ab8e6 --- /dev/null +++ b/packages/openprotium-init/files/initscripts/syslog.network @@ -0,0 +1,28 @@ +#!/bin/sh +# +# Invoke the syslog startup if the configuration +# uses 'remote', or doesn't use 'buffer' or 'file' +DESTINATION= +test -f /etc/syslog.conf && . /etc/syslog.conf +doit= +doneit= + +for d in $DESTINATION +do + case "$d" in + buffer) doneit=1;; + file) doneit=1;; + remote) doit=1;; + *) doit=1 + echo "/etc/syslog.conf: $d: unknown destination" >&2 + exit 1;; + esac +done + +# One of doneit or doit is set unless the DESTINATION value +# is empty (which is probably an error), let syslog handle +# the error. +test \( -n "$doit" -o -z "$doneit" \) -a -x /etc/init.d/syslog && + exec /etc/init.d/syslog "$@" + +exit 0 diff --git a/packages/openprotium-init/files/initscripts/umountinitrd.sh b/packages/openprotium-init/files/initscripts/umountinitrd.sh new file mode 100644 index 0000000000..b590ae68b5 --- /dev/null +++ b/packages/openprotium-init/files/initscripts/umountinitrd.sh @@ -0,0 +1,34 @@ +#!/bin/sh +# +# umount /mnt, which is where the initrd ends up mounted +# if the directory /initrd is not present, if this fails +# then the /initrd is mounted and we want to remount that +# ro - this works round the shutdown -r hang problem +. /etc/default/functions +# +# if we are turnup'ed to disk, then just unmount the initrd all together +# +if [ -e /initrd/dev/.devfsd ]; then + [ "$VERBOSE" = "very" ] && echo "Unmounting initrd..." + umount /initrd/dev + umount /initrd + exit 0 +fi + +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: $ffsdev: flash device not found" >&2 + fi;; + esac +done </proc/mounts diff --git a/packages/openprotium-init/files/links.conf b/packages/openprotium-init/files/links.conf new file mode 100644 index 0000000000..fdd1f3ce23 --- /dev/null +++ b/packages/openprotium-init/files/links.conf @@ -0,0 +1,6 @@ +# This file does not exist. Please do not ask the debian maintainer about it. +# You may use it to do strange and wonderful things, at your risk. + +# The new RTC class does not create the /dev/rtc symlink, and udev rules don't get run for built-in modules. +# So it looks like we have to do this here for the moment, until someone comes up with a better idea ... +L rtc rtc0 diff --git a/packages/openprotium-init/files/modulefunctions b/packages/openprotium-init/files/modulefunctions new file mode 100644 index 0000000000..430e376ad8 --- /dev/null +++ b/packages/openprotium-init/files/modulefunctions @@ -0,0 +1,39 @@ +#!/bin/sh +# "." this file, then call the appropriate routines to load modules +# you might need. This is run from /etc/rcS.d/S21loadmodules.sh +# at boot time. Possible examples are commented out, none of which +# are needed on openprotium since they are already in the kernel. + +. /etc/default/functions + + +loaddiskmods(){ + : +# modprobe scsi_mod +# modprobe sd_mod +# modprobe usbcore +# case "$(machine)" in +# nslu2) +# modprobe ehci-hcd +# modprobe ohci-hcd +# ;; +# esac +# modprobe usb-storage +} + +loadnetmods(){ + : +# modprobe af_packet +# case "$(machine)" in +# ixdp425|nslu2|nas100d) +# modprobe ixp4xx_mac +# ;; +# esac +} + +loadmiscmods(){ + : +# modprobe ixp4xx_rng +# modprobe i2c_dev +} + diff --git a/packages/openprotium-init/files/reflash b/packages/openprotium-init/files/reflash new file mode 100644 index 0000000000..f2947822f6 --- /dev/null +++ b/packages/openprotium-init/files/reflash @@ -0,0 +1,163 @@ +#!/bin/sh +# +# Open Protium Reflash. This script will take a firmware image consisting +# of a compressed linux kernel image, concatentated with a jffs2 root +# filesystem image. The kernel MTD device is discovered by locating +# the MTD partition with the tag "kernel" and the filesystem MTD device +# is dicovered by locating the MTD partition with the tag "filesystem." +# There is no TOC inside the firmware images so there is no direct way +# to validate that the sizes of the parts in the firmware match the +# existing MTD partitions. So there could be a mismatch. However, a +# a mismatch size will be detect as this script mounts the newly laid +# done filesystem, a mismatch guarantees this to fail. That being said +# the script does validate the total size to prevent overwriting +# uboot. Furthermore the script makes sure the fsdev is not in use and +# that the various images are block aligned. + +flimg=$1 +if [ -z "$flimg" ]; then + echo "Usage: reflash <image file>" + exit 1 +fi + +if [ \! -f $flimg -o \! -r $flimg ]; then + # + # not a file or not readable + # + echo "error: Image file [$flimg] not available" + exit 1 +fi + +dmesg | grep StorCenter >/dev/null 2>&1 +if [ $? -ne 0 ]; then + exit 0 +fi + +blksize=512 +mtd=/proc/mtd +mtab=/proc/mounts +mntdir=/tmp/fs.$$ + +ktag=kernel +fstag=filesystem + +kdev=` grep $ktag $mtd | awk -F: '{print $1}' | sed -e 's?mtd?/dev/mtdblock/?g'` +fsdev=`grep $fstag $mtd | awk -F: '{print $1}' | sed -e 's?mtd?/dev/mtdblock/?g'` + +flsize=`ls -l $flimg | awk '{print $5}'` +ksize=`grep $ktag $mtd | awk '{print "0x" $2}'` +fssize=`grep $fstag $mtd | awk '{print "0x" $2}'` + +# +# Size comes out of dc in exp notation and test wont accept a hex number +# so dumo it in hex then use awk to convert to decimal +# +size=0x`dc 16 o $ksize $fssize + p` +size=`echo $size | awk '{printf ("%d",$1)}'` + +# +# Make sure we are block aligned +# +kblks=`dc $ksize $blksize / p` +r=`dc $ksize $blksize % p` +if [ $r -ne 0 ]; then + echo "error: Kernel partition is not block aligned." + exit 1 +fi + +# +# Make sure we are block aligned +# +fsblks=`dc $fssize $blksize / p` +r=`dc $fssize $blksize % p` +if [ $r -ne 0 ]; then + echo "error: Filesystem partition is not block aligned." + exit 1 +fi + +# +# Check to see that we have enough room +# +if [ $flsize -gt $size ]; then + echo "error: Image size is bigger then available space." + exit 1 +fi + +# +# Is fsdev mounted? +# +grep $fsdev $mtab > /dev/null 2>&1 +if [ $? -eq 0 ]; then + echo "error: $fsdev mounted" + exit 1 +fi + +# +# If root is a jffs2 then close enough, im out +# +grep jffs2 $mtab > /dev/null 2>&1 +if [ $? -eq 0 ]; then + echo "error: $fsdev may be mounted" + exit 1 +fi + + +# +# Mount fsdev and save fsdev/linuxrc +# +mkdir $mntdir /tmp/$$ +mount -t jffs2 $fsdev $mntdir +if [ $? -ne 0 ]; then + echo "error: Unable to mount $fsdev" + exit 1 +fi +echo "Preserving /linuxrc in /tmp/$$" +cp $mntdir/linuxrc* /tmp/$$ +umount $mntdir + +echo "Image:" +echo " Name : $flimg" +echo " Length: $flsize" +echo +echo "Kernel:" +echo " Device: $kdev" +echo " Length: $ksize" +echo " Blocks: $kblks" +echo +echo "Filesystem:" +echo " Device: $fsdev" +echo " Length: $fssize" +echo " Blocks: $fsblks" +echo +echo 'Ready to flash, Continue? (yes/no)' +read continue +if [ "z$continue" != "zyes" ]; then + rm -rf $mntdir /tmp/$$ + exit 0 +fi + +# +# Lets do the flash +# +echo Preserving existing flash in: $flimg.sav.$$ +dd of=$flimg.sav.$$ if=$kdev bs=$blksize count=$kblks +dd of=$flimg.sav.$$ if=$fsdev bs=$blksize count=$fsblks seek=$kblks + +echo Flashing new firmware.... +dd if=$flimg of=$kdev bs=$blksize count=$kblks +dd if=$flimg of=$fsdev bs=$blksize count=$fsblks skip=$kblks +sync +sleep 5 + +# +# Mount fsdev and restore fsdev/linuxrc +# +mount -t jffs2 $fsdev $mntdir +if [ $? -ne 0 ]; then + echo "error: Unable to re-mount $fsdev" + exit 1 +fi +echo "Restoring /linuxrc" +cp /tmp/$$/linuxrc* $mntdir +umount $mntdir +rm -rf $mntdir /tmp/$$ diff --git a/packages/openprotium-init/files/sysconf b/packages/openprotium-init/files/sysconf new file mode 100644 index 0000000000..8866c076b8 --- /dev/null +++ b/packages/openprotium-init/files/sysconf @@ -0,0 +1,793 @@ +#!/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 "$1" != sysconf && . /etc/default/functions + +# NSLU2 flash layout is non-standard. +case "$(machine)" in +nslu2) + kpart="Kernel" + syspart="SysConf" + ffspart="Flashdisk";; +*) + kpart="kernel" + syspart="sysconfig" + ffspart="filesystem";; +esac +# +# 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 $syspart)" + test -n "$sysdev" -a -b "$sysdev" && + devio "<<$sysdev" '!! b.10>s32768<&!' +} + +# +# sysconf_read [prefix] +# read the $syspart 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 $syspart)" + if sysconf_valid + then + # Read the defined part of $syspart into /etc/default/sysconf. + # $syspart has lines of two forms: + # + # [section] + # name=value + # + # In practice $syspart 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 $syspart 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 $syspart - $syspart must exist and +# there must be a writeable device for it. +sysconf_save(){ + local sysdev ffsdev ffsdir saved list size status + ffsdev="$(mtblockdev $ffspart)" + sysdev="$(mtblockdev $syspart)" + status=1 + if test -n "$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.$$ + # + # more cleanup, then try to write the new sysconf to $syspart + # the format is a 4 byte big-endian length then the text data + # if the data won't fit exit with error code 7 + rm "$saved" "$list" + devio -p "<</tmp/sysconf.$$" ">>$sysdev" ' + $( $4+ # > + !! 7 + $) 0 + wb '"$size"',4 + cp $' + case $? in + 0) echo " done" >&2 + status=0;; + 1) echo " failed" >&2 + echo " $syspart could not be written (no changes made)" >&2;; + 3) echo " failed" >&2 + echo " $syspart partially written, you may want to reset it" >&2;; + 7) echo " failed" >&2 + echo " $syspart is too small: $size bytes required" >&2 + echo " No change made" >&2;; + *) echo " failed" >&2 + echo " Internal error writing $syspart" >&2;; + esac + # + rm -f /tmp/sysconf.$$ + else + echo "sysconf save: $syspart or $ffspart partition not found" >&2 + echo " A RedBoot partition named '$syspart' 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 $syspart 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 $syspart +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 $syspart" + 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 $syspart partition." + } >"$root/etc/motd" + cat "$root/etc/motd" >&2 +} +# +sysconf_restore(){ + local sysdev 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 + + ffsdev="$(mtblockdev $ffspart)" + sysdev="$(mtblockdev $syspart)" + 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 $syspart section + sysconf_read "$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: $syspart or $ffspart partition not found" >&2 + echo " You must have used 'sysconf save' to save configuration data" >&2 + echo " into the $syspart partition before using this command. The command" >&2 + echo " will restore the configuration data to the flash root partition" >&2 + echo " named '$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 $syspart 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 $syspart partition" >&2 + echo " restore: the configuration information in the $syspart partition saved by" >&2 + echo " 'sysconf save' is restored" >&2 +} + +# +# the real commands +#if [ "$(machine)" = "storcenter" ]; then +# echo "sysconf not (yet) supported on storcenter" +# exit 0 +#fi +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 "$@";; +esac diff --git a/packages/openprotium-init/files/turnup b/packages/openprotium-init/files/turnup new file mode 100644 index 0000000000..73befd26c9 --- /dev/null +++ b/packages/openprotium-init/files/turnup @@ -0,0 +1,861 @@ +#!/bin/sh +# turnup +# See the help block at the end for documentation. +# +. /etc/default/functions + +# +# configuration +# The following variables control which directories in /var end +# up on the rootfs and which end up in a temporary file system. +INRAM_MEMSTICK="/var/cache /var/lock /var/log /var/run /var/tmp /var/lib/ipkg" +INRAM_NFS="/var/cache /var/lock /var/run /var/tmp" +INRAM_DISK="" + +# +# force: override certain checks +force= + +# +# pfile: the uuid/partition file +pfile=/etc/uuid_by_partition + +# +# fstype new +# The type of the file system mounted on "new" Outputs the last +# piece of information found, which should be the one for the +# currently visible mount! +fstype() { + local cwd dev mp type options pass freq result + cwd="$(cd "$1"; /bin/pwd)" + result= + while read dev mp type options pass freq + do + case "$mp" in + "$cwd") result="$type";; + esac + done </proc/mounts + echo "$result" +} + +# +# fsoptions arguments +# Collapses the mount (-o) options into a single list which is +# printed on stdout. Accepts an arbitrary list of options and +# just joins them together. +fsoptions() { + local options + options= + while test $# -gt 1 + do + case "$1" in + -t) shift;; + -o) if test -n "$2" + then + if test -n "$options" + then + options="$options,$2" + else + options="$2" + fi + fi + shift;; + esac + shift + done + if test -n "$options" + then + echo "$options" + else + echo defaults + fi +} + +# +# get_flash <directory> {mount options} +# mount the flash device, writeable, on the given directory +get_flash() { + local ffsdir ffsdev + + ffsdir="$1" + shift + test -n "$ffsdir" -a -d "$ffsdir" || { + echo "$0: $ffsdir: internal error, flash mount point not a directory" >&2 + return 1 + } + + case "$(machine)" in + nslu2) ffsdev="$(mtblockdev Flashdisk)";; + *) ffsdev="$(mtblockdev filesystem)";; + esac + umountflash "$ffsdev" && + mountflash "$ffsdev" "$ffsdir" "$@" +} + +# +# check_rootfs [-i] <root fs directory> +# Make sure the candidate rootfs is empty +# Environment: rootdev=device or NFS root path +check_rootfs() { + local fcount + + case "$1" in + -i) shift + case "$force" in + -f) return 0;; + esac + + fcount="$(find "$1" ! -type d -print | wc -l)" + test "$fcount" -eq 0 && return 0 + + echo "turnup: $rootdev: partition contains existing files, specify -f to overwrite" >&2 + return 1;; + *) checkmount "$1" && return 0 + + echo "turnup: $rootdev: partition does not seem to be a valid root partition" >&2 + echo " The partition must contain a full operating system. To ensure that" >&2 + echo " this is the case it is checked for the following, all of which must" >&2 + echo " exist for the bootstrap to work:" >&2 + echo + echo " 1) A directory /mnt." >&2 + echo " 2) A command line interpreter program in /bin/sh." >&2 + echo " 3) The program chroot in /sbin or /usr/sbin." >&2 + echo " 4) The program init in /sbin, /etc or /bin." >&2 + echo + echo " One or more of these items is missing. Mount $rootdev on /mnt" >&2 + echo " and examine its contents. You can use turnup disk|nfs -i -f" >&2 + echo " to copy this operating system onto the disk, but it may overwrite" >&2 + echo " files on the disk." >&2 + return 1;; + esac +} + +# +# copy_rootfs old new +# Make a copy of the given root file system, copying only the +# directories needed. The root must be the flash file system +copy_rootfs() { + local old new + old="$1" + new="$2" + test -d "$old" -a -d "$new" || { + echo "turnup: rootfs: copy $old $new: not a directory" >&2 + return 1 + } + # + # There are no problem file names in the flash file system, so + # it is possible to use -print, not -print0. The following + # files and directories are not copied: + # + # /dev/* + # /boot, /boot/* + # /linuxrc* + # /var/* + echo "turnup: copying root file system" >&2 + ( cd "$1" + find . -mount -print | + sed '\@^./dev/@d;\@^./boot/@d;\@^./boot$@d;\@^./linuxrc@d;\@^./var/@d' | + cpio -p -d -m -u "$2" + ) || { + echo "turnup: rootfs: cpio $old $new failed" >&2 + return 1 + } + echo "done" >&2 +} + +# +# setup_dev new device_table +# In flash file systems /dev is in ramfs, in disk systems /dev +# can be populated permanently. This is done by creating a +# single entry '.noram' in /dev - the devices init script will +# then populate the directory without overmounting it. The +# devices in the passed in device table are also created, but +# note that this is insufficient, /etc/init.d/devices must +# also run. +setup_dev() { + test -n "$1" -a -d "$1"/dev -a -r "$2" || { + echo "turnup: setup_dev($1,$2): expected a directory and a file" >&2 + return 1 + } + echo "turnup: initialising dev file system" >&2 + # init tries to open the following devices: + # /dev/console + # /dev/tty0 + # /dev/null + # syslog, and maybe other things, only work if fd 1 is valid, therefore + # we must create these devices here... + makedevs --root="$1" --devtable="$2" + :>"$1"/dev/.noram + return 0 +} + +# +# setup_bootdev new device_table +# As above but actually uses the supplied device table - this is possible if +# the table is just used for boot because the extra setup is not required. +setup_bootdev() { + test -n "$1" -a -d "$1"/dev -a -r "$2" || { + echo "turnup: setup_bootdev($1,$2): expected a directory and a file" >&2 + return 1 + } + # NOTE: this fails silently with 0 return code(!) when a directory + # does not exist yet things are created within it. + makedevs -r "$1" -D "$2" +} + +# +# setup_var new type +# 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|nfs|memstick);; + *) echo "turnup: setup_var($1,$2): expected 'disk', 'nfs' or 'memstick'" >&2 + return 1;; + esac + # + # populate /var, there is a shell script to do this, but it uses + # absolute path names + chroot "$1" /bin/busybox sh /etc/init.d/populate-volatile.sh || { + echo "turnup: /var: could not populate directory" >&2 + return 1 + } + + case "$2" in + disk) ram_targets="$INRAM_DISK";; + nfs) ram_targets="$INRAM_NFS";; + memstick) + ram_targets="$INRAM_MEMSTICK";; + esac + + 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 + sed -i '\@[ ]/var[ ][ ]*tmpfs[ ]@d' "$1"/etc/fstab + echo "turnup: tmpfs will no longer be mounted on /var" >&2 + # + # Previous versions of turnup removed populate-var.sh from the + # startup links, this one doesn't, so /var can be made back into + # a tmpfs just by a change to /etc/fstab. + return 0 +} + +# +# setup_syslog new +# Moves the syslog to a file - appropriate for disk and nfs types, not +# otherwise. +setup_syslog() { + test -n "$1" -a -d "$1"/etc || { + echo "turnup: setup_syslog($1): expected a directory" >&2 + return 1 + } + # + # if the syslog is to the buffer redirect it to a file + if egrep -q '^DESTINATION="buffer"' "$1"/etc/syslog.conf + then + if cp "$1"/etc/syslog.conf "$1"/etc/syslog.conf.sav + then + # the busybox syslog will fail with ROTATESIZE and ROTATEGENS + sed -i 's!DESTINATION="buffer"!DESTINATION="file"! + /^ROTATESIZE=/d + /^ROTATEGENS=/d' "$1"/etc/syslog.conf + echo "turnup: /etc/syslog.conf: changed to file buffering" >&2 + echo " Old (buffer) version in /etc/syslog.conf.sav" >&2 + echo " Log messages will be in /var/log/messages" >&2 + else + echo "turnup: /etc/syslog.conf: failed to make a copy" >&2 + echo " syslog will log to a buffer" >&2 + fi + fi + return 0 +} + +# +# setup_rootfs type new device_table +# Populates the /dev and /var directories, alters the startup to +# not mount or populate them further. Does the right thing according +# to the given $type +setup_rootfs() { + local type new table + type="$1" + new="$2" + table="$3" + + test -n "$new" -a -d "$new" -a -f "$table" || { + echo "turnup: setup_rootfs($type,$new,$table): expected a directory and a file" >&2 + return 1 + } + + case "$type" in + flash) return 0;; + disk) setup_dev "$new" "$table" && + setup_var "$new" "$type" && + setup_syslog "$new";; + memstick) + setup_bootdev "$new" "$table" && + setup_var "$new" "$type" ;; + nfs) setup_dev "$new" "$table" && + setup_var "$new" "$type" && + setup_syslog "$new";; + *) echo "turnup: setup_rootfs: $type: unknown rootfs type" >&2 + return 1;; + esac + # return code of last setup function +} + +# +# setup_fstab new fsdev fstype fsoptions +# Alters the /etc/fstab entry for / to refer to the correct device and +# have the correct type and options. Essential for checkroot to remount +# / with the correct options. Writes the initial uuid file. +# bad, since sed won't fail even if it changes nothing. +setup_fstab() { + sed -i '\@^[^ ]*[ ][ ]*/[ ]@s@^.*$@'"$2 / $3 $4 1 1"'@' "$1"/etc/fstab + egrep -q "^$2 / $3 $4 1 1\$" "$1"/etc/fstab || { + echo "turnup: /etc/fstab: root(/) entry not changed" >&2 + echo " you probably need to check the options in /etc/fstab" >&2 + echo " to ensure that the root partition is mounted correctly" >&2 + return 1 + } + # + # build $pfile + uuid_by_partition >"$1""$pfile" || + echo "turnup: $pfile: blkid failed (ignored)" >&2 + return 0 +} + +# +# boot_rootfs <boot type> <flash file system> <sleep time> (<device> <uuid>|<nfsroot>) [options] +# Change the flash partition (not the current root!) to boot off +# the new root file system +boot_rootfs() { + local type ffs sleep device uuid opt + + type="$1" + ffs="$2" + sleep="$3" + device="$4" + uuid= + + # test this first as the test does not depend on the correctness + # of the other arguments + test -n "$ffs" -a -d "$ffs" || { + echo "turnup: boot_rootfs($type, $ffs, $device): expected directory" >&2 + return 1 + } + test -x "$ffs"/boot/"$type" || { + echo "turnup: boot_rootfs($type, $ffs, $device): invalid boot type $type" >&2 + return 1 + } + shift + shift + + case "$type" in + disk) test -n "$device" -a -b "$device" || { + echo "turnup: boot_rootfs($ffs, $type, $device): expected block device" >&2 + return 1 + } + uuid="$3" + shift 3;; + nfs) shift 2;; + flash) ;; + ram) ;; + *) echo "turnup: boot_rootfs($type, $ffs, $device): unknown type" >&2 + return 1;; + esac + + # + # The /linuxrc records the correct options to mount the device, + # since we have already mounted if correctly with these options + # we can be sure (maybe) that the boot will work. If not /boot/disk + # falls back to flash. + # + # This modifies the boot process, until this point no harm has been + # done to the system, but at this point the boot rootfs will change + rm -f "$ffs"/linuxrc.new || { + echo "turnup: boot_rootfs: failed to remove $ffs/linuxrc.new" >&2 + return 1 + } + case "$type" in + flash) ln -s "boot/flash" "$ffs"/linuxrc.new || { + echo "turnup: boot_rootfs: failed to create $ffs/linuxrc.new" >&2 + return 1 + };; + ram) { echo '#!/bin/sh' + echo 'rm -f /linuxrc.new' + echo 'ln -s boot/flash /linuxrc.new' + echo 'mv /linuxrc.new /linuxrc' + echo 'exec /boot/ram /dev/ram0' + echo 'exec /boot/flash' + } >"$ffs"/linuxrc.new && + chmod 744 "$ffs"/linuxrc.new || { + echo "turnup: boot_rootfs: failed to write $ffs/linuxrc.new" >&2 + return 1 + };; + *) { echo '#!/bin/sh' + test "$sleep" -gt 0 && echo -n "sleep='$sleep' " + test -n "$uuid" && echo -n "UUID='$uuid' " + echo -n "exec '/boot/$type' '$device'" + for opt in "$@" + do + echo -n " '$opt'" + done + echo + echo 'exec /boot/flash' + } >"$ffs"/linuxrc.new && + chmod 744 "$ffs"/linuxrc.new || { + echo "turnup: boot_rootfs: failed to write $ffs/linuxrc.new" >&2 + return 1 + };; + esac + rm -f "$ffs"/linuxrc.sav || { + echo "turnup: boot_rootfs: failed to remove $ffs/linuxrc.sav" >&2 + return 1 + } + ln "$ffs"/linuxrc "$ffs"/linuxrc.sav || { + echo "turnup: boot_rootfs: failed to save /linuxrc.sav" >&2 + return 1 + } + mv -f "$ffs"/linuxrc.new "$ffs"/linuxrc || { + echo "turnup: boot_rootfs: failed to install new /linuxrc" >&2 + return 1 + } + return 0 +} + +# +# disk [-m] [-i] [-s<time>] <device> {options} +# Carefully copy the flash file system to the named device. +disk() { + local setup_type sleep init device uuid new ffs fst fso + + setup_type=disk + sleep=0 + init= + while test $# -gt 0 + do + case "$1" in + -f) force="$1" + shift;; + -m) setup_type=memstick + shift;; + -i) init="$1" + shift;; + -s*) sleep="${1#-s}" + sleep="${sleep:-10}" + shift;; + *) break;; + esac + done + + device="$1" + test -n "$device" -a -b "$device" || { + echo "turnup disk: $device: block device required" >&2 + return 1 + } + shift + + # find the uuid if available + uuid="$(blkid -c /dev/null -s UUID -o value "$device")" + # XXX nasty hack - using the UUID fails on storcenter, for now, + # probably due to various devfs problems. fix later. + if [ $(machine) = storcenter ]; then + uuid= + fi + + # make temporary directories for the mount points + new="/tmp/rootfs.$$" + ffs="/tmp/flashdisk.$$" + mkdir "$new" "$ffs" || { + echo "turnup: disk: failed to create temporary directories" >&2 + return 1 + } + + # make sure we can get to the flash file system first + get_flash "$ffs" || { + rmdir "$new" "$ffs" + return 1 + } + + # Now mount the device with the given options, note that specifying + # read only is *not* an option, this is important because the boot/disk + # script needs a rw file system + status=1 + fst= + fso="$(fsoptions "$@")" + if if test -n "$uuid" + then + mount "$@" -U "$uuid" "$new" + else + mount "$@" "$device" "$new" + fi + then + fst="$(fstype "$new")" + umount "$new" || + echo "turnup disk: $device($new): umount does not seem to work" >&2 + fi + + if test -n "$fst" && + if test -n "$uuid" + then + mount -t "$fst" -o "$fso" -U "$uuid" "$new" + else + mount -t "$fst" -o "$fso" "$device" "$new" + fi + then + if rootdev="$device" check_rootfs $init "$new" && { + test -z "$init" || { + copy_rootfs "$ffs" "$new" && + setup_rootfs "$setup_type" "$new" "$ffs"/etc/device_table + } + } + then + setup_fstab "$new" "$device" "$fst" "$fso" + status=0 + fi + + # clean up the disk. It is worrying if this umount fails! + umount "$new" || test "$force" = "-f" || { + echo "turnup disk: $device: umount failed" >&2 + echo " you must unmount this device cleanly yourself, then use" >&2 + if test -z "$init" + then + echo " turnup with the -f option to boot from the device" >&2 + else + echo " turnup without the -i option to boot from the device" >&2 + fi + status=1 + } + + # if everything went ok boot from this disk + if test $status -eq 0 + then + # memsticks boot like disks, so ignore the -m + boot_rootfs disk "$ffs" "$sleep" "$device" "$uuid" -t "$fst" -o "$fso" + fi + else + echo "turnup disk: $device($*): unable to mount device on $new" >&2 + # If it worked first time + if test -n "$fst" + then + echo " options used: -t $fst -o $fso [error in this script]" >&2 + test -n "$uuid" && + echo " uuid: $uuid (passed with -U)" >&2 + fi + fi + + # clean up the flash file system + umount "$ffs" + rmdir "$new" "$ffs" + return $status +} + +# +# boot_reset <type> +# Resets the boot type to flash or ram, as appropriate +boot_reset() { + local ffs typ status + + case "$1" in + flash|ram)type="$1" + shift;; + *) echo "turnup: boot_reset($1): invalid type" >&2 + return 1;; + esac + + ffs="/tmp/flashdisk.$$" + mkdir "$ffs" || { + echo "turnup: $1: failed to create temporary directory" >&2 + return 1 + } + + get_flash "$ffs" || { + rmdir "$ffs" + return 1 + } + + # now try to set the /linuxrc appropriately + boot_rootfs "$type" "$ffs" + status=$? + + # clean up + umount "$ffs" + rmdir "$ffs" + return $status +} + +# +# nfs [-i] <root partition> {options} +# Copy the flash file system to the given NFS root partition. +nfs() { + local init nfsroot new ffs + + init= + while test $# -gt 0 + do + case "$1" in + -i) init="$1" + shift;; + -f) force="$1" + shift;; + *) break;; + esac + done + + nfsroot="$1" + test -n "$nfsroot" || { + echo "turnup nfs: $nfsroot: NFS root file system required" >&2 + return 1 + } + shift + + # make temporary directories for the mount points + new="/tmp/rootfs.$$" + ffs="/tmp/flashdisk.$$" + mkdir "$new" "$ffs" || { + echo "turnup nfs: failed to create temporary directories" >&2 + return 1 + } + + # make sure we can get to the flash file system first + get_flash "$ffs" || { + rmdir "$new" "$ffs" + return 1 + } + + # Now mount the device with the given options, note that specifying + # read only is *not* an option, this is important because the boot/disk + # script needs a rw file system + status=1 + fst= + # These settings for for NFS, something better will probably have to + # be done to support other network file systems. + nfsopt="nolock,noatime,hard,intr,rsize=1024,wsize=1024" + fso="$(fsoptions -o "$nfsopt" "$@")" + if mount -o "$nfsopt" "$@" "$nfsroot" "$new" + then + fst="$(fstype "$new")" + umount "$new" || + echo "turnup nfs: $nfsroot($new): umount does not seem to work" >&2 + fi + + if test -n "$fst" && mount -t "$fst" -o "$fso" "$nfsroot" "$new" + then + if :>"$new"/ttt && test -O "$new"/ttt && rm "$new"/ttt + then + if rootdev="$nfsroot" check_rootfs $init "$new" && { + test -z "$init" || { + copy_rootfs "$ffs" "$new" && + setup_rootfs nfs "$new" "$ffs"/etc/device_table + } + } + then + setup_fstab "$new" "$nfsroot" "$fst" "$fso" + status=0 + fi + else + echo "turnup nfs: $nfsroot: partition must be exported no_root_squash" >&2 + fi + + # clean up the disk. It is worrying if this umount fails! + umount "$new" || test "$force" = "-f" || { + echo "turnup nfs: $nfsroot: umount failed" >&2 + if test $status -eq 0 + then + echo " you must unmount this partition cleanly yourself, then use" >&2 + if test -z "$init" + then + echo " turnup with the -f option to boot from the NFS root" >&2 + else + echo " turnup without the -i option to boot from the NFS root" >&2 + fi + status=1 + fi + } + + # if everything went ok boot from this disk + if test $status -eq 0 + then + # the options used are exactly those which worked before. + boot_rootfs nfs "$ffs" 0 "$nfsroot" -t nfs -o "$fso" + fi + else + echo "turnup nfs: $nfsroot($*): unable to mount device on $new" >&2 + # If it worked first time + if test -n "$fst" + then + echo " options obtained: -t $fst -o $fso" >&2 + fi + fi + + # clean up the flash file system + umount "$ffs" + rmdir "$new" "$ffs" + return $status +} + +# +# read_one 'prompt' 'group' 'name' +# read a single value +read_one() { + local n o + o="$(sysval "$2" "$3")" + echo -n "$1 [$o]: " >/dev/tty + read n </dev/tty + test -z "$n" && n="$o" + eval "$3='$n'" +} + +# +# init_network +# Change the network initialisation +init_network() { + # fix the root password + echo "Please enter a new password for 'root'." >/dev/tty + echo "The password must be non-empty for ssh login to succeed!" >/dev/tty + passwd + # now the network configuration + read_one "Host name" network disk_server_name + read_one "Domain name" network w_d_name + read_one "Boot protocol (dhcp|static)" network bootproto + case "$bootproto" in + static) read_one "IP address" network ip_addr + read_one "IP netmask" network netmask + read_one "IP gateway" network gateway + read_one "First DNS server" network dns_server1 + read_one "Second DNS server" network dns_server2 + read_one "Third DNS server" network dns_server3 + echo "$ip_addr $disk_server_name" >> /etc/hosts + ;; + dhcp) sed -i -e "s/localhost\$/localhost $disk_server_name/" /etc/hosts + ;; + *) bootproto=dhcp;; + esac + # + # The other stuff which cannot be changed + hw_addr="$(config mac)" + lan_interface="$(config iface)" + # + # Write this out to a new sysconf + { echo "[network]" + echo "hw_addr=$hw_addr" + echo "lan_interface=$lan_interface" + test -n "$disk_server_name" && echo "disk_server_name=$disk_server_name" + test -n "$w_d_name" && echo "w_d_name=$w_d_name" + echo "bootproto=$bootproto" + case "$bootproto" in + static) echo "ip_addr=$ip_addr" + test -n "$netmask" && echo "netmask=$netmask" + test -n "$gateway" && echo "gateway=$gateway" + test -n "$dns_server1" && echo "dns_server1=$dns_server1" + test -n "$dns_server2" && echo "dns_server2=$dns_server2" + test -n "$dns_server3" && echo "dns_server3=$dns_server3" + ;; + esac + } >/etc/default/sysconf + # + # And reload the result + sysconf reload + # + # The remove the spurious 'init' motd + rm /etc/motd +} + +# +# Basic command switch (this should be the only thing in this +# script which actually does anything!) +case "$1" in +init) shift + if init_network "$@" + then + 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 + exit 1 + fi;; +disk) shift + disk "$@";; +memstick) + shift + disk -m "$@" -o noatime;; +nfs) shift + nfs "$@";; +flash) boot_reset flash;; +ram) boot_reset ram;; +preserve) + shift + sysconf save "$@";; +restore) + shift + sysconf restore "$@";; +*) echo "\ +usage: turnup command [options] + commands: + help + output this help + init + correct errors in network information + initialise network information when DHCP is not available + change network information + 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 + -i it must be completely empty, without it must contain an + 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>|<uuid> [mount options] + Behaves as disk however options appropriate to a flash memory + stick are automatically added + nfs [-i] <nfs mount path> [mount options] + <nfs mount path> must be a mountable NFS file system. With + -i the partition must be empty and is initialised with a + bootable file system. Without -i the partition must already + contain a bootable file system. In either case the NFS + partition must be available to be mounted without root id + sqashing (i.e. root must be root) and it will be selected + as the root file system for subsequent reboots. + A default set of -o options are provided, additional options + may be given on the command line (multiple -o options will + be combined into a single -o). + flash + Revert to booting from the flash disk on next reboot. + 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 + 16MByte but more is recommended to allow package installation). + An appropriate ext3 partition can be made using the command: + + mke2fs -j <device> # for example: /dev/sda1 + + An appropriate NFS partition can be emptied using 'rm', but + must be set up (exported) on the NFS server." >&2 + exit 0;; +esac +# Exit with return code from command. |