diff options
| author | Denys Dmytriyenko <denis@denix.org> | 2009-03-17 14:32:59 -0400 |
|---|---|---|
| committer | Denys Dmytriyenko <denis@denix.org> | 2009-03-17 14:32:59 -0400 |
| commit | 709c4d66e0b107ca606941b988bad717c0b45d9b (patch) | |
| tree | 37ee08b1eb308f3b2b6426d5793545c38396b838 /packages/sysconf | |
| parent | fa6cd5a3b993f16c27de4ff82b42684516d433ba (diff) | |
rename packages/ to recipes/ per earlier agreement
See links below for more details:
http://thread.gmane.org/gmane.comp.handhelds.openembedded/21326
http://thread.gmane.org/gmane.comp.handhelds.openembedded/21816
Signed-off-by: Denys Dmytriyenko <denis@denix.org>
Acked-by: Mike Westerhof <mwester@dls.net>
Acked-by: Philip Balister <philip@balister.org>
Acked-by: Khem Raj <raj.khem@gmail.com>
Acked-by: Marcin Juszkiewicz <hrw@openembedded.org>
Acked-by: Koen Kooi <koen@openembedded.org>
Acked-by: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>
Diffstat (limited to 'packages/sysconf')
| -rw-r--r-- | packages/sysconf/files/conffiles | 55 | ||||
| -rw-r--r-- | packages/sysconf/files/sysconf | 1038 | ||||
| -rw-r--r-- | packages/sysconf/files/sysconfsetup | 53 | ||||
| -rw-r--r-- | packages/sysconf/sysconf_0.1.bb | 50 |
4 files changed, 0 insertions, 1196 deletions
diff --git a/packages/sysconf/files/conffiles b/packages/sysconf/files/conffiles deleted file mode 100644 index 6e6842d6cd..0000000000 --- a/packages/sysconf/files/conffiles +++ /dev/null @@ -1,55 +0,0 @@ -# conffiles -# Known 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 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 -preserve home/root/.ssh/authorized_keys diff --git a/packages/sysconf/files/sysconf b/packages/sysconf/files/sysconf deleted file mode 100644 index cca4dd1e79..0000000000 --- a/packages/sysconf/files/sysconf +++ /dev/null @@ -1,1038 +0,0 @@ -#!/bin/sh -# sysconf -# -# Utility to manipulate system configuration information held -# in a System Configuration partition -# - -# 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 "$(hardware)" in - *Coyote*) echo coyote;; - *IXDPG425*) echo ixdpg425;; - *WRV54G*) echo wrv54g;; - *IXDP425*) echo ixdp425;; - *IXDP465*) echo ixdp465;; - *IXCDP1100*) echo ixcdp1100*;; - *Avila*) echo avila;; - *Loft*) echo loft;; - *NAS?100d*) echo nas100d;; - *DSM?G600*) echo dsmg600;; - *NSLU2*) echo nslu2;; - *FSG?3*) echo fsg3;; - *) echo unknown;; - esac -} - -# NSLU2 flash layout is non-standard. -case "$(machine)" in -nslu2) - kpart="Kernel" - syspart="SysConf" - ffspart="Flashdisk";; -*) - kpart="kernel" - syspart="sysconfig" - ffspart="filesystem";; -esac - -# -# mtblockdev "name" -# return (output) the block 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. -mtblockdev(){ - sed -n 's!^mtd\([0-9][0-9]*\):[^"]*"'"$1"'"$!/dev/mtdblock\1!p' /proc/mtd -} - -# -# 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<&!' -} - -# -# 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(){ - case "$1" in - host) if test -n "$(sysval network disk_server_name)" - then - sysval network disk_server_name - elif test -n "$(sysval network default_server_name)" - then - sysval network default_server_name - else - # because we want the name to remain constant: - echo "brokenslug" - fi;; - domain) sysval network w_d_name;; - iface) if test -n "$(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";; - *) return 1;; - esac -} - -# -# 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 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 - # 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="$1" - { echo '[network]' - sysconf_line disk_server_name host - sysconf_line w_d_name domain - sysconf_line lan_interface iface - sysconf_line ip_addr ip - sysconf_line netmask netmask - sysconf_line gateway gateway - sysconf_line dns_server1 dns - sysconf_line dns_server2 dns2 - sysconf_line dns_server3 dns3 - sysconf_line bootproto boot - } >/tmp/sysconf.new - mv /tmp/sysconf.new "$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 "Network boot method: $boot" - case "$boot" in - static) echo "Host IP address: $ip";; - esac - echo "Use 'sysconf init' to reset the configuration" - echo "Use 'sysconf save' to save the configuration permanently" - echo "Use 'sysconf restore' to restore a previously saved configuration" - echo "Use 'sysconf help' for more information" - } >"$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 -} - -# -# 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: $ffsdev is mounted on /, unable to continue" >&2 - return 1 - fi - # - # check each mount point, do this last first because otherwise nested - # mounts of ffsdev cannot be umounted. - ffs_umount() { - local device mp type options stuff - - read device mp type options stuff - test -z "$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 -} - -# -# 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 $status -} - -# -# read_one 'prompt' 'group' 'name' -# read a single value -read_one() { - local n o - o="$(sysval "$2" "$3")" - echo -n "$1 [$o]: " >/dev/tty - read n </dev/tty - test -z "$n" && n="$o" - eval "$3='$n'" -} - -# -# sysconf_init -# Change the network initialisation -sysconf_init() { - 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 $disk_server_name/" /etc/hosts - ;; - *) bootproto=dhcp;; - esac - # - # The other stuff which cannot be changed - lan_interface="$(config iface)" - # - # Write this out to a new sysconf - { echo "[network]" - 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" &&am |
