diff options
| -rw-r--r-- | Makefile | 67 | ||||
| -rw-r--r-- | README | 19 | ||||
| -rw-r--r-- | lbu | 371 | ||||
| -rwxr-xr-x | libalpine.sh | 54 | ||||
| -rw-r--r-- | setup-alpine | 48 | ||||
| -rwxr-xr-x | setup-dns | 25 | ||||
| -rwxr-xr-x | setup-hostname | 14 | ||||
| -rwxr-xr-x | setup-interfaces | 136 | ||||
| -rw-r--r-- | setup-webconf | 21 | ||||
| -rw-r--r-- | update-conf | 74 |
10 files changed, 829 insertions, 0 deletions
diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..87d1658 --- /dev/null +++ b/Makefile @@ -0,0 +1,67 @@ +V=0.6.0 +P=alpine-conf +PV=$(P)-$(V) +APKF=$(PV).apk +TARGZ=$(PV).tar.gz +PREFIX=/usr/local +TMP=$(PV) + +LIB_FILES=libalpine.sh +SBIN_FILES=lbu\ + setup-interfaces\ + setup-dns\ + setup-hostname\ + setup-alpine\ + setup-webconf\ + update-conf +EXTRA_DIST=Makefile README + +DIST_FILES=$(LIB_FILES) $(SBIN_FILES) $(EXTRA_DIST) + +DESC="Alpine configuration scripts" +WWW="http://alpinelinux.org/alpine-conf" + + +TAR=tar +DB=$(TMP)/var/db/apk/$(PV) + +.PHONY: all apk clean dist install uninstall +all: + sed -i 's|^PREFIX=.*|PREFIX=$(PREFIX)|' $(SBIN_FILES) + +apk: $(APKF) + +dist: $(TARGZ) + +$(APKF): $(SBIN_FILES) + rm -rf $(TMP) + make all PREFIX= + make install DESTDIR=$(TMP) PREFIX= + mkdir -p $(DB) + echo $(DESC) > $(DB)/DESC + cd $(TMP) && $(TAR) -czf ../$@ . + rm -rf $(TMP) + +$(TARGZ): $(DIST_FILES) + rm -rf $(TMP) + mkdir -p $(TMP) + cp $(DIST_FILES) $(TMP) + $(TAR) -czf $@ $(TMP) + +install: + install -m 755 -d $(DESTDIR)/$(PREFIX)/sbin + install -m 755 $(SBIN_FILES) $(DESTDIR)/$(PREFIX)/sbin + install -m 755 -d $(DESTDIR)/$(PREFIX)/lib + install -m 755 $(LIB_FILES) $(DESTDIR)/$(PREFIX)/lib + +uninstall: + for i in $(SBIN_FILES); do \ + rm -f "$(DESTDIR)/$(PREFIX)/sbin/$$i";\ + done + for i in $(LIB_FILES); do \ + rm -f "$(DESTDIR)/$(PREFIX)/lib/$$i";\ + done + +clean: + rm -rf $(APKF) $(TMP) $(TARGZ) + @@ -0,0 +1,19 @@ +Alpine Conf are a set of utilities for making backup of config files. + +* The concept +Specify the files you want to backup in a list, /etc/backuplist. You can add +or delete entries in this list with the utilities lbu_add and lbu_delete. + +To actually prform the backup, use the utility lbu_commit. The files can be +"commited" (backed up) to either floppy or usb. + +For example: + + lbu_add /etc/networking/interfaces + lbu_commit floppy + + +To install, run: + + make install + @@ -0,0 +1,371 @@ +#!/bin/sh + +# lbu - utility to create local backups. +# Copyright (c) 2006 Natanael Copa +# May be distributed under GPL2 + +PREFIX= +. $PREFIX/lib/libalpine.sh +# this one is from apk-tools +. $PREFIX/lib/apk/libutil.sh + +VERSION=0.6_beta1 +[ "$SFIC" ] && SFIC="$SFIC -i d" + +# globals +CURRENT_TDB="$APK_CACHE/current.tdb" +TMPCURRENT_TDB="$APK_CACHE/tmp-current.tdb" +COMMITED_TDB="$APK_CACHE/commited.tdb" + +EXCLUDE_LIST=/etc/lbu/exclude +INCLUDE_LIST=/etc/lbu/include + +MASK="Npugsh" + +LBUDIRS=`echo "$APK_LBUDIRS" | sed 's/:/ /g'` + +retcode=0 +usage() { + echo "$PROGRAM $VERSION" + echo "usage: $PROGRAM <subcommand> [options] [args] + +Available subcommands: + commit (ci) + exclude (ex, delete) + include (inc, add) + status (stat, st) + update (up) + +Common options: + -h Show help for subcommand. + -q Quiet mode. + -v Verbose mode. +" + exit 1 +} + + +#gen_temp_tdb() { +# # generate temp tdb +# local opwd="$PWD" +# rm -f "$TMP_TDB" +# cd "$ROOT" +# $SFIC -R --add "$TMP_TDB" $LBUDIRS +# cd "$opwd" +#} + +gen_current_tdb() { +# [ -f "$TMP_TDB" ] || gen_temp_tdb + # generate current tdb + rm -f "$CURRENT_TDB" + $SFIC -R -t --mask "$MASK" --old "$APK_DEFAULT_TDB" $LBUDIRS \ + | grep -v ^D | awk '{print $2}' | $SFIC --add $CURRENT_TDB --file - +} + +# list_add(char *listfile, char* file...) +list_add() { + local list="$1" + shift + mkdir -p `dirname "$list"` + while [ $# -gt 0 ] ; do + filename=`echo "$1" | sed 's:^/\+::'` + if grep "^$filename$" "$list" >/dev/null 2>&1 ; then + [ "$VERBOSE" ] echo "$filename is already in $list." + else + [ "$VERBOSE" ] && echo "Adding $filename to $list." + echo "$filename" >> "$list" + fi + shift + done +} + +# list_delete(char *listfile, char *file...) +list_delete() { + local list="$1" + local tmp="$list.old" + shift + [ -f "$list" ] || return 1 + while [ $# -gt 0 ] ; do + filename=`echo "$1" | sed 's:^/\+::'` + mv "$list" "$tmp" + [ "$VERBOSE" ] && echo "Removing $filename from list." + grep -v "^$filename$" "$tmp" > "$list" + rm "$tmp" + shift + done +} + + + +# +# lbu_include - add/remove files to include list +# +usage_include() { + echo "$PROGRAM $VERSION +usage: $PROGRAM include [-rv] <file> ... + $PROGRAM include [-v] -l + +Options: + -l List contents of include list. + -r Remove specified file(s) from include list instead of adding. + -v Verbose mode. +" + exit 1 +} + +cmd_include() { + if [ "$LIST" ] ; then + [ $# -gt 0 ] && usage_include + show_include + return + fi + + [ $# -lt 1 ] && usage_include + if [ "$REMOVE" ] ; then + list_delete "$INCLUDE_LIST" "$@" + else + list_add "$INCLUDE_LIST" "$@" + list_delete "$EXCLUDE_LIST" "$@" + fi +} + +show_include() { + if [ -f "$INCLUDE_LIST" ] ; then + [ "$VERBOSE" ] && echo "Include files:" + cat "$INCLUDE_LIST" + fi +} + + +# +# lbu_commit - commit config files to writeable media +# +usage_commit() { + echo "$PROGRAM $VERSION +usage: $PROGRAM commit [-nv] [<media>] + +Options: + -n Don't commit, just show what would have been commited. + -v Verbose mode. + +The following values for <media> is supported: floppy usb +If <media> is not specified, the environment variable LBU_MEDIA will be used. +" + exit 1 +} + +cmd_commit() { + local media mnt was_mounted statuslist tmplist currentlist + local incl excl outfile + + if [ "$1" ] ; then + media="$1" + else + media="$LBU_MEDIA" + fi + [ -z "$media" ] && usage_commit + + mnt=/media/$media + + [ -d $mnt ] || usage + was_mounted=`grep $mnt /proc/mounts` + + cd "$ROOT" + + # Automatically add list and modified files + currentlist=`VERBOSE="" USE_DEFAULT="-a" cmd_status -a | grep -v ^D | awk '{print $2}'` + + if [ -z "$was_mounted" ]; then + mount $mnt || die "failed to mount $mnt." + fi + + # we generate a tmpcurrent before we commit to avoid race condition + [ -f "$CURRENT_TDB" ] || $SFIC --add "$CURRENT_TDB" $currentlist + + # commit files to archive + if [ "$DRYRUN" ] ; then + outfile=/dev/null + VERBOSE="-v" + else + outfile="$mnt/`hostname`.apkovl.tar.gz" + fi + + [ -f "$EXCLUDE_LIST" ] && excl="-X $EXCLUDE_LIST" + [ -f "$INCLUDE_LIST" ] && incl="-T $INCLUDE_LIST" + + if ! tar $VERBOSE $excl $incl -c $currentlist | gzip -c >"$outfile" ; then + rm -f "$CURRENT_TDB" + [ -z "$was_mounted" ] && umount $mnt + die "Problems creating archive. aborting" + fi + + #cp /etc/alpine.conf $mnt + # we strip off the version number to make upgrades easier. + [ "$DRYRUN" ] || apk_info | sed 's/-[0-9].*//' > $mnt/packages.list + + sync + sleep 1 + [ -z "$was_mounted" ] && umount $mnt + + # move current to commited. + [ "$DRYRUN" ] || mv "$CURRENT_TDB" "$COMMITED_TDB" +} + +#--------------------------------------------------------------------------- +# lbu_exclude - add remove file(s) from exclude list + +usage_exclude() { + echo "$PROGRAM $VERSION +usage: $PROGRAM exclude [-rv] <file> ... + $PROGRAM exclude [-v] -l + +Options: + -l List contents of exclude list. + -r Remove specified file(s) from exclude list instead of adding. + -v Verbose mode. +" + exit 1 +} + +cmd_exclude() { + if [ "$LIST" ] ; then + [ $# -gt 0 ] && usage_exclude + show_exclude + return + fi + + [ $# -lt 1 ] && usage_exclude + if [ "$REMOVE" ] ; then + list_delete "$EXCLUDE_LIST" "$@" + else + list_delete "$INCLUDE_LIST" "$@" + list_add "$EXCLUDE_LIST" "$@" + fi +} + +show_exclude() { + if [ -f "$EXCLUDE_LIST" ] ; then + [ "$VERBOSE" ] && echo "Exclude files:" + cat "$EXCLUDE_LIST" + fi +} + +#--------------------------------------------------------------------------- +# lbu_status - check what files have been changed since last save +usage_status() { + echo "$PROGRAM $VERSION +Check what files have been changed since last commit. + +usage: $PROGRAM status [-M <MASK>] [-av] + +Options: + -M Use a different mask for comparing. (see sfic -h) + -a Compare all files, not just since last commit. + -v Also show include and exclude lists. +" + exit 1 +} + +cmd_status() { + cd "$ROOT" + + [ "$SFIC" ] || die "Need sfic." + [ -f "$APK_DEFAULT_TDB" ] || die "$APK_DEFAULT_TDB not found." + + # genereate temp tdb + #gen_temp_tdb + + if [ -f "$COMMITED_TDB" ] && [ -z "$USE_DEFAULT" ]; then + # generate current tdb + gen_current_tdb + OLD="$COMMITED_TDB" + NEW="--new $CURRENT_TDB" + else + OLD="$APK_DEFAULT_TDB" + NEW="-R $LBUDIRS" + fi + + $SFIC $QUIET $VERBOSE --mask "$MASK" -t --old "$OLD" $NEW + retcode=$? + + if [ "$VERBOSE" ] ; then + echo "" + show_include + echo "" + show_exclude + fi +} + +#------------------------------------------------ +# lbu_update - Update the database wihtout commit to media. +usage_update() { + echo "$PROGRAM $VERSION +Update the commited database without commit to media. + +usage: $PROGRAM update [-v] <file> ... + +Options: + -v Verbose mode. +" + exit 1 +} + +cmd_update() { + [ $# -lt 1 ] && usage_update + cd "$ROOT" + for i in "$@" ; do + echo $i | sed 's:^/::' + done | lbu_filter | $SFIC $VERBOSE --add "$COMMITED_TDB" --file - +} + +#----------------------------------------------------------- +# Main + +cmd=`echo "$PROGRAM" | cut -s -d_ -f2` +PROGRAM=`echo "$PROGRAM" | cut -d_ -f1` +if [ -z "$cmd" ] ; then + cmd="$1" + [ -z "$cmd" ] && usage + shift +fi + +# check for valid sub command +case "$cmd" in + include|inc|add) SUBCMD="include";; + commit|ci) SUBCMD="commit";; + exclude|ex|delete) SUBCMD="exclude";; + status|stat|st) SUBCMD="status";; + update|up) SUBCMD="update";; + *) usage;; +esac + +# parse common args +while getopts "ahlM:nqrv" opt ; do + case "$opt" in + a) [ $SUBCMD = status ] || usage_$SUBCMD + USE_DEFAULT="-a" + ;; + h) usage_$SUBCMD + ;; + l) LIST="-l" + ;; + M) [ $SUBCMD = status ] || usage_$SUBCMD + MASK="$OPTARG" + ;; + n) [ $SUBCMD = commit ] || usage_$SUBCMD + DRYRUN="-n" + ;; + q) QUIET="$QUIET -q" + ;; + r) REMOVE="-r" + ;; + v) VERBOSE="$VERBOSE -v" + ;; + esac +done +shift `expr $OPTIND - 1` + +cmd_$SUBCMD "$@" +# cleanup +rm -f "$CURRENT_TDB" +exit $retcode diff --git a/libalpine.sh b/libalpine.sh new file mode 100755 index 0000000..871459f --- /dev/null +++ b/libalpine.sh @@ -0,0 +1,54 @@ +#!/bin/sh + +PREFIX= + +PROGRAM=`basename $0` + + +echon () { + if [ X"$ECHON" = X ]; then + # Determine how to "echo" without newline: "echo -n" + # or "echo ...\c" + if [ X`echo -n` = X-n ]; then + ECHON=echo + NNL="\c" + # " + else + ECHON="echo -n" + NNL="" + fi + fi + $ECHON "$*$NNL" +} + +init_tmpdir() { + local omask=`umask` + local __tmpd="/tmp/$PROGRAM-${$}-`date +%s`" + umask 077 || die "umask" + mkdir "$__tmpd" || exit 1 + trap "rm -fr \"$__tmpd\"; exit" 0 + umask $omask + eval "$1=\"$__tmpd\"" +} + +pkg_inst() { + [ -z "$NOCOMMIT" ] && apk_add $* +} + +default_read() { + local n + read n + [ -z "$n" ] && n="$2" + eval "$1=\"$n\"" +} + + +invalid_ip() { + [ "$1" ] || return 0 + ! ipcalc -s $1 +} + + +cfg_add() { + [ -z "$NOCOMMIT" ] && lbu_add "$@" +} diff --git a/setup-alpine b/setup-alpine new file mode 100644 index 0000000..fc87e7b --- /dev/null +++ b/setup-alpine @@ -0,0 +1,48 @@ +#!/bin/sh + +PROGRAM=setup-alpine +VERSION=0.1 + +PREFIX= +. $PREFIX/lib/libalpine.sh + +while getopts "ah" opt ; do + case $opt in + a) ARCHIVE=yes;; + h) usage;; + *) usage;; + esac +done +shift `expr $OPTIND - 1` + +if [ "$ARCHIVE" ] ; then + echo "Creating an Alpine overlay" + init_tmpdir ROOT +else + PKGADD=apk_add +fi + +$PREFIX/sbin/setup-hostname +$PREFIX/sbin/setup-interfaces + +# setup up dns if no dhcp was configured +grep '^iface.*dhcp' $ROOT/etc/network/interfaces > /dev/null ||\ + $PREFIX/sbin/setup-dns + +# set root password +[ -z "$NOCOMMIT" ] && while ! passwd ; do echo "Please retry." ; done + +# add some boot services +rc_add -s 01 hwclock +rc_add -s 04 modutils +rc_add -s 06 procps +rc_add -s 08 hostname + +rc_add -s 20 syslog +rc_add -s 22 bootmisc.sh +rc_add -s 24 -k networking + +# start up the services +for i in hwclock modutils procps hostname syslog bootmisc.sh networking ; do + /etc/init.d/$i start +done diff --git a/setup-dns b/setup-dns new file mode 100755 index 0000000..fd6b04e --- /dev/null +++ b/setup-dns @@ -0,0 +1,25 @@ +#!/bin/sh + +PREFIX= +. "$PREFIX/lib/libalpine.sh" + +conf="$ROOT/etc/resolv.conf" +if [ -f "$conf" ] ; then + domain=`awk '/^domain/ {print $2}' $conf` + dns=`awk '/^nameserver/ {print $2}' $conf` +fi + +echon "DNS domain name? (e.g 'bar.com') [$domain] " +default_read domain $domain +echon "DNS nameserver(s)? [" +for i in $dns ; do + echon "$i " +done +echon "] " +default_read dns "$dns" + +echo "search $domain" > $conf +for i in $dns ; do + echo "nameserver $i" >> $conf +done + diff --git a/setup-hostname b/setup-hostname new file mode 100755 index 0000000..b1c2379 --- /dev/null +++ b/setup-hostname @@ -0,0 +1,14 @@ +#!/bin/sh + +PROGRAM=setup-hostname +PREFIX= + +. $PREFIX/lib/libalpine.sh + +HOST=`hostname` +echon "Enter system hostname (short form, e.g. 'foo') [$HOST]: " +default_read HOST `hostname` + +mkdir -p "$ROOT/etc" +echo "$HOST" > "$ROOT/etc/hostname" + diff --git a/setup-interfaces b/setup-interfaces new file mode 100755 index 0000000..cfb4ad0 --- /dev/null +++ b/setup-interfaces @@ -0,0 +1,136 @@ +#!/bin/sh + +PROGRAM=setup-interfaces +PREFIX= + +. $PREFIX/lib/libalpine.sh + + +detect_interfaces() { + ip addr | grep -v ' lo:' | awk -F : '/^[0-9]*:/ { print $2}' +} + +get_first_unconfigured() { + ls *.noconf 2>/dev/null | head -n 1 | sed 's/.noconf//' +} + +get_default_addr() { + # check if dhcpcd is running + if pidof dhcpcd > /dev/null && [ -f "$ROOT/var/lib/dhcpc/dhcpcd-$1.info" ]; then + echo dhcp + else + ip addr show $1 | awk '/inet / {print $2}' | head -n 1 | sed 's:/.*::' + fi +} + +get_default_mask() { + if [ "$1" ] ; then + ipcalc -m $1 | sed 's/.*=//' + else + echo "255.255.255.0" + fi +} + +get_default_gateway() { + ip route show dev $1 | awk '/^default/ {print $3}' +} + + +config_iface() { + local iface=$1 + local address + local netmask + local gateway + while invalid_ip $address ; do + address=`get_default_addr $iface` + echon "Ip address for $iface? (or 'dhcp') [$address] " + default_read address $address + [ "$address" = "abort" ] && return + if [ "$address" = "dhcp" ] ; then + HAS_DHCP=yes + echo "type=dhcp" > $iface.conf + rm $iface.noconf + return + fi + done + + while invalid_ip $netmask ; do + netmask=`get_default_mask $address` + echon "Netmask? [$netmask] " + default_read netmask "$netmask" + [ "$netmask" = "abort" ] && return + done + + while invalid_ip $gateway ; do + gateway=`get_default_gateway $iface` + [ -z "$gateway" ] && gateway=none + echon "Gateway? (or 'none') [$gateway] " + default_read gateway $gateway + [ "$gateway" = "abort" ] && return + [ "$gateway" = "none" ] && gateway="" + [ -z "$gateway" ] && break + done + + echo "type=static" > $iface.conf + echo "address=$address" >> $iface.conf + echo "netmask=$netmask" >> $iface.conf + echo "gateway=$gateway" >> $iface.conf + + rm $iface.noconf +} + +init_tmpdir TMP + +cd $TMP +for i in $(detect_interfaces); do + touch $i.noconf +done + + +while ls *.noconf > /dev/null 2>&1 ; do + echon "Available interfaces are:" + for i in *.noconf; do + echon " `basename $i .noconf`" + done + echo "." + + firstif=`get_first_unconfigured` + echon "Which one do you want to initialize? (or 'done') [$firstif] " + default_read iface "$firstif" + + [ "$iface" = "done" ] && break + [ -f $iface.noconf ] || continue + config_iface $iface +done + +echo "type=loopback" > lo.conf +echo "" > interface +for i in *.conf ; do + iface=`basename $i .conf` + . ./$i + echo "" >> interfaces + echo "auto $iface" >> interfaces + echo "iface $iface inet $type" >> interfaces + [ "$type" = "static" ] || continue + echo " address $address" >> interfaces + echo " netmask $netmask" >> interfaces + [ "$gateway" ] && echo " gateway $gateway" >> interfaces +done + +while [ "$answer" != "yes" ] && [ "$answer" != "no" ] ; do + echon "Do you want to do any manual network configuration? [no] " + default_read answer no +done + +if [ "$answer" = "yes" ]; then + [ -z "$EDITOR" ] && EDITOR=nano + case $EDITOR in + nano) pkg_inst nano;; + vim) pkg_inst vim;; + esac + $EDITOR interfaces +fi + +mkdir -p $ROOT/etc/network +cp interfaces $ROOT/etc/network/ + diff --git a/setup-webconf b/setup-webconf new file mode 100644 index 0000000..939b6e2 --- /dev/null +++ b/setup-webconf @@ -0,0 +1,21 @@ +#!/bin/sh + +# script to set up webconf + +apk_add mini_httpd webconf-mvc + +sed -i 's:MINI_HTTPD_OPTS=.*:MINI_HTTPD_OPTS="-C /etc/mini_httpd.conf": + s:#MINI_HTTPD_DOCROOT=.*:MINI_HTTPD_DOCROOT=/var/lib/webconf/www: + ' /etc/conf.d/mini_httpd + +cat - > /etc/mini_httpd.conf <<EOF +nochroot +dir=/var/lib/webconf/www +user=root +logfile=/var/log/mini_httpd.log +cgipat=cgi-bin** + +EOF + +rc_add mini_httpd +/etc/init.d/mini_httpd start diff --git a/update-conf b/update-conf new file mode 100644 index 0000000..c13d8cb --- /dev/null +++ b/update-conf @@ -0,0 +1,74 @@ +#!/bin/sh + + +PREFIX= +. $PREFIX/lib/libalpine.sh + +# set up temp dir +init_tmpdir TMPD + +LBUCACHE="$TMPD/lbucache" + +usage() { + echo "$PROGRAM $VERSION +Usage: $PROGAM [-ahl] + + -a Select all updated files. + -h Show this help. + -l List updated files. +" +} + + +is_modified() { + [ -f "$LBUCACHE" ] || lbu status -a | awk '{print $2}' > "$LBUCACHE" + test -n "`( echo \"$1\" ; cat \"$LBUCACHE\" ) | sort | uniq -d`" +} + +while getopts "alh" opt ; do + case "$opt" in + a) aflag="-a" ;; + l) lflag="-l" ;; + h|*) usage;; + esac +done +shift `expr $OPTIND - 1` + +find "$ROOT/etc" -name '*.apk-new' | while read apknew ; do + p="${apknew%.apk-new}" + f="${p#${ROOT}/}" + unset choice + + if [ "$lflag" ] ; then + + # just list the file + if [ "$aflag" ] || is_modified "$f" ; then + echo "$p" + fi + + elif [ "$aflag" ] || is_modified "$f" ; then + + # ask user what to do with the file + while [ -z "$choice" ] ; do + echo "New $p available:" + echon "Quit, Next, Show diff, Edit new, Zap new, Use new (q/n/s/e/z/u) [s]: " + default_read choice "s" </dev/tty + case "$choice" in + q) exit;; + n) continue;; + s) diff -u "$p" "$apknew" | ${PAGER:-less} + unset choice + ;; + e) ${EDITOR:-vi} "$apknew" ; unset choice;; + z) rm "$apknew";; + u) mv "$apknew" "$p";; + *) unset choice;; + esac + done + else + # auto update + echo "Autoupdating unchanged $p" + mv "$apknew" "$p" + fi +done + |