2 # Filename: terminalserver-config
3 # Purpose: configuration program for grml-terminalserver
4 # Authors: grml-team (grml.org), (c) Michael Gebetsroither <gebi@grml.org>
5 # Bug-Reports: see http://grml.org/bugs/
6 # License: This file is licensed under the GPL v2.
7 # Latest change: Don Nov 16 14:39:51 CET 2006 [mika]
8 ################################################################################
15 #. /etc/grml/sysexits-sh
25 # this file holds all variable definitions
26 SHARED_PROG_VARS_="/usr/share/grml-terminalserver/shared_prog_vars"
27 isExistent $SHARED_PROG_VARS_ die
30 # variables used in the config file for grml-terminalserver
50 Usage: "$PROG_NAME__" [OPTIONS] <command>
52 $PROG_NAME__ is the config program for the terminalserver coming with grml.
57 interactive Interactive Configuration of the grml-terminalserver
58 grubConf Configure grub and create boot-image (for non-PXE NICs)
59 grubConfWrite Configure grub and write image to floppy disk
60 grubWrite Write compiled grub-image to floppy disk
61 grubMultiWrite batchwrite grub-image to floppy disk
62 initrd Only create the initrd
63 clean Remove all configfiles created during user configuration
64 <default> interactive mode
67 -v verbose (show what is going on, v++)
78 if [ -f $CONF_FILE_ ]; then
79 mv -fb $CONF_FILE_ ${CONF_FILE_}-old
83 cat <<EOT > $CONF_FILE_
84 # GRML TERMINAL-SERVER CONFIG
86 INTERFACE_="$INTERFACE_"
91 NAMESERVERS_="$NAMESERVERS_"
92 IPRANGE_FROM_="$IPRANGE_FROM_"
93 IPRANGE_TO_="$IPRANGE_TO_"
95 BOOT_ARGS_="$BOOT_ARGS_"
98 notice "config successfully safed to \"$CONF_FILE_\""
102 # AUTOMATIC CONFIGURATION {{{
103 function checkParamArg
105 local param_name="$1"
108 #eval "echo $`echo $test`"
109 echo $arg |grep "^[-|+]" &>/dev/null || return
111 die "Argument from $param_name looks like another parameter \"$arg\"" 1
114 function actionAutoconf
116 checkParamArg "-i" "$interface_"
123 function actionMkInitrd
125 echo -n "Creating initrd $PATH_/minirt26.gz: "
126 isExistent "$PATH_/minirt26.gz" && echo "$PATH_/minirt26.gz does already exist, skipping initrd creation" && return 0
133 TMP_DIR_=`mktemp -td terminalserver_initrd.XXXXXX`
135 local tmp_loopname=''
137 # copying original initrd into $INITRD
138 execute "rm -r $INITRD_" 2>/dev/null
139 execute "cp $ORIGINAL_INITRD_ $TMP_DIR_/minirt26.gz" warn || return 1
140 execute "mkdir -p $INITRD_" warn || return 1
141 execute "mkdir -p $PATH_/mini-root.orig" warn || return 1
142 execute "gunzip $TMP_DIR_/minirt26.gz" warn || return 1
143 tmp_loopname=`findNextFreeLoop die`
144 execute "mount -o loop=$tmp_loopname $TMP_DIR_/minirt26 $PATH_/mini-root.orig " warn || return 1
145 execute "cp -a $PATH_/mini-root.orig/* $INITRD_" warn || return 1
146 execute "umount $PATH_/mini-root.orig" warn || return 1
147 losetup -d $tmp_loopname &>/dev/null
149 execute "rmdir $PATH_/mini-root.orig" warn || return 1
150 execute "rm $TMP_DIR_/minirt26" warn || return 1
152 # implanting my initrd changes into the original initrd
154 # copy programs, check if there are already links with this name to busybox
155 for i in $USR_SHARE_/discover* $USR_SHARE_/udhcpc $USR_SHARE_/udhcp-config.sh $USR_SHARE_/cdir $USR_SHARE_/rdir /usr/bin/ldd ;do
157 isNotExistent "$INITRD_/static/$tmp_name_" eprint || execute "rm $INITRD_/static/$tmp_name_"
158 cp $i "$INITRD_/static/$tmp_name_"
160 cp $USR_SHARE_/linuxrc $INITRD_/
161 mkdir -p $INITRD_/mylib
162 mkdir -p $INITRD_/myusr/i386-uclibc-linux/lib
163 for i in libdl libc libuClibc ld-uClibc; do
164 cp -a $UCLIBC_PATH_/$i*.so* $INITRD_/myusr/i386-uclibc-linux/lib
167 # copy data files for discover (discover-data)
168 mkdir -p $INITRD_/mylib/discover
169 cp /lib/discover/list.xml /lib/discover/pci-*.xml $INITRD_/mylib/discover/
172 # which modules should i put into the ramdisk
175 # get cards detected by discover
176 if [ -f /lib/discover/pci.lst ] ; then
177 isNotExistent $CARDS_DETECTED_BY_DISCOVER && awk '/ethernet/{print $3}' /lib/discover/pci.lst |sort |uniq > $CARDS_DETECTED_BY_DISCOVER
178 else # newer discover does not provide /lib/discover/pci.lst, get a list of all network drivers therefore
179 isNotExistent $CARDS_DETECTED_BY_DISCOVER && \
180 # find *all* network drivers
181 # find /lib/modules/`uname -r`/kernel/drivers/net/ -name \*.ko | sed 's#.*./## ; s#\.ko##' | sort | uniq > $CARDS_DETECTED_BY_DISCOVER
182 # find the ones supported by discover
183 for mod in `grep "name'>.*</data>" /lib/discover/pci-device.xml | sed "s#.*name'>## ; s#</data>##" | sort -u`; do
184 find /lib/modules/${KERNEL_VERSION_}/kernel/drivers/net -name ${mod}.ko | sed 's#.*./## ; s#\.ko##' >> $CARDS_DETECTED_BY_DISCOVER
188 local modules="`cat $CARDS_DETECTED_BY_DISCOVER |xargs` af_packet"
191 # get paths of modules + paths of all dependent modules
193 for i in $modules; do
194 tmp_=`awk -F: '{if($1~/'"$i".ko'/) {print $0}}' $MODULES_PATH_/$KERNEL_VERSION_/modules.dep`
196 # FIXME ugly sed hack :(
197 echo "${tmp_#*:}" | xargs -n1 echo | sed 's/://'
199 | sort | uniq | while read module relax; do
200 if [ -n "$module" ]; then
201 echo "$module" >> $TMP_
205 # copy modules + dependend modules into ramdisk
206 local mod_path_="$INITRD_/mylib/modules/$KERNEL_VERSION_"
207 local tmp_dst_path_="$mod_path_/kernel"
208 mkdir -p $tmp_dst_path_
209 cat $TMP_ |sort |uniq |while read module; do
210 local tmp_path=${module#*/kernel/}
211 tmp_path=$tmp_dst_path_/${tmp_path%/*.ko}
212 local module_path=$tmp_path/${module##/*/}
214 isNotExistent "$tmp_path" dprint && mkdir -p "$tmp_path"
215 isNotExistent "$module_path" dprint && cp "$MODULES_PATH_ROOT_DIFF_/$module" "$module_path"
218 # copying additional modules
219 for i in fs/nfs/nfs.ko net/sunrpc/sunrpc.ko fs/lockd/lockd.ko net/packet/af_packet.ko; do
220 local tmp_path="$tmp_dst_path_/${i%/*}"
222 cp $MODULES_PATH_/$KERNEL_VERSION_/kernel/$i "$tmp_path"
225 # generate modules.dep
226 cp $MODULES_PATH_/$KERNEL_VERSION_/modules.dep $mod_path_
227 #grep "^\/lib\/modules\/$KERNEL_VERSION_\/kernel\/" $MODULES_PATH_/$KERNEL_VERSION_/modules.dep |\
228 # sed "s/\/lib\/modules\/$KERNEL_VERSION_\/kernel\//\/modules\//g" > $mod_path_/modules.dep
230 # put everything into the new initrd
231 local tmp_size=`du -s $INITRD_ |awk '{print $1}'` # in kB
232 let tmp_size=$tmp_size+1000
233 if (( $tmp_size >= 16000 )); then
234 warn "Your initrd is $tmp_size kByte large => TOO BIG (should be <= 16000kB)"
235 warn "Please remove a few modules from $CARDS_DETECTED_BY_DISCOVER or edit $INITRD_ manually"
239 execute "dd if=/dev/zero of=$TMP_DIR_/minirt26 bs=${tmp_size}k count=1 &>/dev/null" warn || \
240 warn "could not create filesystem image"
242 tmp_loopname=`findNextFreeLoop die`
243 execute "losetup $tmp_loopname $TMP_DIR_/minirt26" die
244 execute "mke2fs -L \"GRML NETINIT\" -b 1024 -N 8192 -O none -F -q -m 0 $tmp_loopname" warn
246 execute "mkdir $PATH_/minirt26_mountp" warn
247 execute "mount $tmp_loopname $PATH_/minirt26_mountp" warn
248 execute "cp -a $INITRD_/* $PATH_/minirt26_mountp" warn
249 execute "umount $PATH_/minirt26_mountp" warn
250 execute "losetup -d $tmp_loopname &>/dev/null" warn
251 execute "rmdir $PATH_/minirt26_mountp" warn
252 execute "gzip -9 $TMP_DIR_/minirt26" warn
253 execute "rm -r $INITRD_" warn
254 execute "mv $TMP_DIR_/minirt26.gz $PATH_"
255 execute "rm -fr $TMP_DIR_"
260 # INTERACTIVE CONFIGURATION {{{
262 function actionInteractive
266 dprint "running in interactive mode"
268 local card_title_="Choose network device connected to client network"
269 local card_message_="Available network devices:"
270 local iprange_title_="IP Address range for clients"
271 local iprange_message_="
272 Please enter the desired IP-Range of addresses that should be allocated by clients, separated by a single space.
275 192.168.0.101 192.168.0.200
277 for addresses from 192.168.0.101 to (and including) 192.168.0.200.
280 local runconfig_title_="Networkcard config"
281 local runconfig_message_="Would you like to configure your interfaces now?"
282 local grub_title_="Grub configuration"
283 local grub_message_="Do you have any NON-PXE network cards you would like to boot from?"
285 # on witch interfaces should we listen
286 local netdevices_="$(cat /proc/net/dev | awk -F: '/eth.:|tr.:/{print $1}')"
287 local device_list_=""
288 for INTERFACE_ in $netdevices_; do device_list_="$device_list_ ${INTERFACE_} Networkcard_${INTERFACE_##eth}"; done
290 $DIALOG_ --backtitle "$BACK_TITLE_" --title "$card_title_" --menu "$card_message_" \
291 0 0 18 $device_list_ 2>"$TMP_" || warn "could not get network-interface"
292 INTERFACE_="$(<$TMP_)" ; echo -n "" >"$TMP_"
295 IP_=`netGetIp "$INTERFACE_" warn`
296 NETMASK_=`netGetNetmask "$INTERFACE_" warn`
297 netValidIp "$IP_" warn && break
298 $DIALOG_ --backtitle "$BACK_TITLE_" --title "$runconfig_title_" --yesno "$runconfig_message_" 18 45 && \
299 netcardconfig || die "Could not get interface" $?
302 IPRANGE_FROM_=`execute "ipcalc -nb $IP_/$NETMASK_" warn |awk '/HostMin/{print $2}'`
303 IPRANGE_TO_=`execute "ipcalc -nb $IP_/$NETMASK_" warn |awk '/HostMax/{print $2}'`
304 NETWORK_=`execute "ipcalc -nb $IP_/$NETMASK_" warn |awk '/Network:/{print $2}'`
305 NETWORK_=${NETWORK_%/*}
307 while [ -z "$IPRANGE_FROM_" -o -z "$IPRANGE_TO_" -o -z "$iprange_" ]; do
308 iprange_="$IPRANGE_FROM_ $IPRANGE_TO_"
310 $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$iprange_title_ ($INTERFACE_=$IP_/$NETMASK_)" \
311 --inputbox "$iprange_message_" 18 75 "$iprange_" 2>"$TMP_" || die "problems getting network range" $?
314 IPRANGE_FROM_="${iprange_%% *}"
315 IPRANGE_TO_="${iprange_##* }"
317 for i in "$IPRANGE_FROM_" "$IPRANGE_TO_"; do
318 netValidIp "$i" warn || iprange_=""
322 NAMESERVERS_=`netGetNameservers warn`
323 GW_=`netGetDefaultGateway warn`
328 local grub_write_="YES"
329 $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$grub_title_" --yesno "$grub_message_" 5 75 && \
330 grubConfig || grub_write_="NO"
334 #local OPT_IPTABLES_="yes"
335 #local OPT_SSH_="yes"
336 #local OPT_DISTCC_="yes"
339 local OPTIONS_TITLE_="Options"
340 local OPTIONS_MESSAGE_="Please give the appropriate options you want the clients to use:
342 grml2hd - Make a non-interactive remote installation
347 # local OPTIONS_MESSAGE_="Please give the appropriate options you want the clients to use:
349 #iptables - Only the server should be able to access the clients
350 #ssh - A ssh-key will be created on the server and distributed to the clients
351 #distcc - You want to use the clients as compile-farm (ssh options recommned)
355 local OPT_IPTABLES_DESC_="Start iptables on the clients"
356 local OPT_SSH_DESC_="Start ssh on the clients"
357 local OPT_DISTCC_DESC_="Start distcc on the clients"
358 local OPT_GRML2HD_DESC_="Remote install grml on the network clients"
359 # dialog options (enable if implemented)
360 #iptables "$OPT_IPTABLES_DESC_" off \
361 #ssh "$OPT_SSH_DESC_" off \
362 #distcc "$OPT_DISTCC_DESC_" off \
364 $DIALOG_ --clear --separate-output --backtitle "$BACK_TITLE_" --title "$OPTIONS_TITLE_" --checklist "$OPTIONS_MESSAGE_" 25 80 10 \
365 grml2hd "$OPT_GRML2HD_DESC_" off \
366 2>$TMP_ || die "could not get terminalserver options" $?
367 while read tmp_option_; do
368 OPTIONS_="$OPTIONS_ $tmp_option_"
372 for i in $OPTIONS_; do
374 grml2hd) optGrml2Hd || return 1 ;;
379 local OPTIONS_BOOTARG_MESSAGE_="Here you can add additional boot arguments for the clients seperated by spaces:
381 Quite usefull examples:
383 ssh=<pw> - Start ssh server and set password of user grml to pw
384 services=<1,2,3> - Execute /etc/init.d/{1,2,3} start
385 console=ttyS0,9600n8 - Initialise seriell console
386 secure - Boot only restricted clients (without root permissions)
387 startx - Boot into X (should be used with secure)
391 $DIALOG_ --clear --no-collapse --backtitle "$BACK_TITLE_" --title "$OPTIONS_TITLE_" --inputbox "$OPTIONS_BOOTARG_MESSAGE_" 0 0\
392 2>$TMP_ || die "problems getting additional boot arguments"
393 BOOT_ARGS_="$BOOT_ARGS_ $(<$TMP_)"
396 if [ $grub_write_ == "YES" ]; then
400 notice "GRML terminalserver successfully configured"
404 # OPTIONS GETTING DIALOG {{{
407 local GRML2HD_TITLE_='Grml2hd options dialog'
409 local options_='BOOT_IMAGE=grml2hd'
411 # get partition to install grml2hd on
412 OPTIONS_PARTITION_MSG_='Please give me the target partition where to install grml'
413 PARTITION_TITLE_='Partition selection'
415 $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$PARTITION_TITLE_" --inputbox \
416 "$OPTIONS_PARTITION_MSG_" 0 75 '/dev/hda1' 2>$TMP_ || die "problems getting partition"
417 tmp_="partition=$(<$TMP_)"
418 options_="$options_ $tmp_"
420 # get filesystem type
421 OPTION_FS_TYPE_='Please give me the filesystem type'
422 FS_TITLE_='Filesystem selection'
424 $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$FS_TITLE_" --inputbox \
425 "$OPTION_FS_TYPE_" 0 75 'ext3' 2>$TMP_ || die "problems getting filesystem type"
426 tmp_="filesystem=$(<$TMP_)"
427 options_="$options_ $tmp_"
429 # get where to save mbr
430 OPTION_MBR_='Please give me the location where to save the mbr'
431 MBR_TITLE_='Select location of mbr'
433 $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$MBR_TITLE_" --inputbox \
434 "$OPTION_MBR_" 0 75 '/dev/hda' 2>$TMP_ || die "problems getting location where to write mbr"
436 options_="$options_ $tmp_"
439 OPTION_USER_='Who should be the first user on the system'
440 USER_TITLE_='User selection'
442 $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$USER_TITLE_" --inputbox \
443 "$OPTION_USER_" 0 75 'grml' 2>$TMP_ || die "problems getting first user of system"
444 tmp_="user=$(<$TMP_)"
445 options_="$options_ $tmp_"
447 BOOT_ARGS_="$options_"
454 local tmp_=`mktemp -td terminalserver_grub.XXXXXX` || warn "could not create tmp file for grubConfig"
455 if [ -z "$tmp_" ]; then return 1; fi
459 execute "rm -rf $tmp_" warn
464 function grubConfigWork
468 local grub_title_="Grub configuration"
469 local grub_nic_message_="
470 Give me the types of network cards you would want to boot from.
471 If you networkcard is already listed press <OK>!
473 WARNING: DON't add all NIC's, grub could possibly stop working!!"
476 while read module_ desc_ mode_; do
477 nics_="$nics_ $module_ $desc_ $mode_"
478 done < $GRUB_NIC_CONF_
482 $DIALOG_ --clear --separate-output --backtitle "$BACK_TITLE_" --title "$grub_title_" --checklist \
483 "$grub_nic_message_" 10 70 0 $nics_ 2>$TMP_
485 if [[ $ret_ -ne 0 || `wc -l <$TMP_` -eq 0 ]]; then
487 warn "you should give me your specified NICs but didn't => DEFAULT will be used"
488 awk '/ on$/{print $1}' $GRUB_NIC_CONF_ >$TMP_
490 while read module_; do
491 cmd_line_="$cmd_line_ --enable-$module_"
494 echo "\"$cmd_line_\""
496 execute "tar xzf $GRUB_SOURCE_ -C $tmp_" warn || return 1
497 execute "cd $tmp_/grub*" warn || return 1
498 cat >preset-menu <<EOT
499 # Set up the serial terminal, first of all.
500 #serial --unit=0 --speed=19200
501 #terminal --timeout=0 serial
503 # Initialize the network.
504 #dhcp --with-configfile
505 #bootp --with-configfile
509 title Load config from Tftp server
510 configfile (nd)/menu.lst
512 #execute "./configure --enable-diskless --enable-preset-menu=./preset-menu $cmd_line_" warn || read
513 execute "CC=gcc-3.3 ./configure --enable-preset-menu=./preset-menu $cmd_line_" warn || read
514 execute "make -j2 CC=gcc-3.3" warn || read #return 1
516 local st1_="stage1/stage1"
517 local st2_="stage2/stage2"
518 isExistent $st1_ warn || return 1
519 isExistent $st2_ warn || return 1
521 execute "mv -fb $PATH_/grub.img $PATH_/grub.img.old"
522 execute "cat $st1_ $st2_ > $PATH_/grub.img" warn || return 1
528 local grub_title_="Grub configuration"
529 $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$grub_title_" --yesno \
530 "Do you want to write your grub image to /dev/fd0" 5 75 || return 1
532 execute "dd if=$PATH_/grub.img of=/dev/fd0" warn || return 0
536 function grubMultiWrite
538 local target_=${1:-'/dev/fd0'}
540 isExistent "$PATH_/grub.img" die "you must give me an image or run \"$PROG_NAME__ grubconf\""
541 isExistent "$target_" die "$target_ is not a valied"
543 echo -n "Please insert disk into $target_ and press <ENTER> (STRG-C for end)"
545 dd if=$PATH_/grub.img of="$target_"
551 function removeTmpFiles
553 execute "rm -f $TMP_" warn
558 for i in dhcpd.conf grub.img minirt26.gz; do
559 execute "rm -f $PATH_/$i*"
562 for i in $CARDS_DETECTED_BY_DISCOVER $CONF_FILE_; do
573 while getopts "i:hv" opt; do
575 i) interface_=$OPTARG ;;
576 h) printUsage; exit ;;
577 v) let verbose_=$verbose_+1 ;;
578 ?) printUsage; exit 64 ;;
581 shift $(($OPTIND - 1)) # set ARGV to the first not parsed commandline parameter
585 help) printUsage; exit 0 ;;
588 checkRoot die 'You have to be root to use this program'
591 execute "mkdir -p $PATH_" die
593 TMP_=`mktemp -t grml-terminalserver-config.XXXXXX` || die "Could not create tmpfile" $?
594 setExitFunction 'removeTmpFiles'
601 # MODULES_PATH_ROOT_DIFF_
604 if [[ $MODULES_PATH_ == "" || $KERNEL_VERSION_ == "" || $ORIGINAL_INITRD_ == "" ]]; then
605 warn "MODULES_PATH_=\"$MODULES_PATH_\" \
606 KERNEL_VERSION_=\"$KERNEL_VERSION_\" \
607 ORIGINAL_INITRD_=\"$ORIGINAL_INITRD_\""
608 die "False configuration, please update $CONFIG_"
613 interactive) actionInteractive ;;
614 grubConf) grubConfig ;;
615 grubConfWrite) grubConfig && grubWrite ;;
616 grubWrite) grubWrite ;;
617 grubMultiWrite) grubMultiWrite "$2" ;;
618 initrd) actionMkInitrd ;;
619 clean) actionClean ;;
620 *) actionInteractive ;;
625 ################################################################################
626 # vim:foldmethod=marker tabstop=2 expandtab shiftwidth=2