X-Git-Url: http://git.grml.org/?p=grml-terminalserver.git;a=blobdiff_plain;f=grml-terminalserver-config;h=9b01239eceb80f13279186f12894395d1d1a162d;hp=0724675d444a1c5efef9450f29975fb93f0e605a;hb=8622b9d4a96f463591d49e885a9fbcc8e0030b92;hpb=38520e623a2dcbf60a39f1b201f9a0bb0739c66d diff --git a/grml-terminalserver-config b/grml-terminalserver-config index 0724675..9b01239 100755 --- a/grml-terminalserver-config +++ b/grml-terminalserver-config @@ -1,10 +1,9 @@ -#!/bin/sh +#!/bin/bash # Filename: terminalserver-config -# Purpose: Program to do something +# Purpose: configuration program for grml-terminalserver # Authors: grml-team (grml.org), (c) Michael Gebetsroither # Bug-Reports: see http://grml.org/bugs/ # License: This file is licensed under the GPL v2. -# Latest change: Sun May 08 22:21:32 CEST 2005 [gebi] ################################################################################ @@ -38,7 +37,8 @@ IPRANGE_TO_="" NETWORK_="" OPTIONS_="" BOOT_ARGS_="" - +NAT_INTERFACE_="" + ### ### __FUNCTIONS @@ -49,23 +49,19 @@ function printUsage cat < -$PROG_NAME__ is the config program for the terminalserver -comming with grml. +$PROG_NAME__ is the config program for the terminalserver coming with grml. COMMANDS: - help This text + + help This help text interactive Interactive Configuration of the grml-terminalserver - grubConf Configure grub and make boot-image (for non-PXE NICs) - grubConfWrite Configure grub and write image to floppy disk - grubWrite Write compiled grub-image to floppy disk - grubMultiWrite batchwrite grub-image to floppy disk initrd Only create the initrd clean Remove all configfiles created during user configuration - interactive + interactive mode OPTIONS: - -v verbose (show what is going on, v++) - -h this help text + -v verbose (show what is going on, v++) + -h this help text EOT } @@ -93,6 +89,7 @@ IPRANGE_FROM_="$IPRANGE_FROM_" IPRANGE_TO_="$IPRANGE_TO_" OPTIONS_="$OPTIONS_" BOOT_ARGS_="$BOOT_ARGS_" +NAT_INTERFACE_="$NAT_INTERFACE_" EOT notice "config successfully safed to \"$CONF_FILE_\"" @@ -117,137 +114,18 @@ function actionAutoconf } # }}} - # INITRD {{{ - function actionMkInitrd { - echo "Creating initrd: $PATH_/minirt26.gz" - isExistent "$PATH_/minirt26.gz" && echo "$PATH_/minirt26.gz does allready exist, skipping initrd creation" && return 0 - mkInitrd - echo 'done' + echo "Installing initrd $PATH_/initrd.img:" + # until we have a stable file location API let's use + # an according heuristic + initrd_=initrd.img-"$(uname -r)" + cp /boot/"$initrd_" "$PATH_"/initrd.img || die "Could not copy /boot/$initrd_" } -function mkInitrd -{ - TMP_DIR_=`mktemp -td terminalserver_initrd.XXXXXX` - local i='' - local tmp_loopname='' - - # copying original initrd into $INITRD - execute "rm -r $INITRD_" 2>/dev/null - execute "cp $ORIGINAL_INITRD_ $TMP_DIR_/minirt26.gz" warn || return 1 - execute "mkdir -p $INITRD_" warn || return 1 - execute "mkdir -p $PATH_/mini-root.orig" warn || return 1 - execute "gunzip $TMP_DIR_/minirt26.gz" warn || return 1 - tmp_loopname=`findNextFreeLoop die` - execute "mount -o loop=$tmp_loopname $TMP_DIR_/minirt26 $PATH_/mini-root.orig " warn || return 1 - execute "cp -a $PATH_/mini-root.orig/* $INITRD_" warn || return 1 - execute "umount $PATH_/mini-root.orig" warn || return 1 - losetup -d $tmp_loopname &>/dev/null - tmp_loopname='' - execute "rmdir $PATH_/mini-root.orig" warn || return 1 - execute "rm $TMP_DIR_/minirt26" warn || return 1 - - # implanting my initrd changes into the original initrd - - # copy programs, check if there are allready links with this name to busybox - for i in $USR_SHARE_/discover* $USR_SHARE_/udhcpc $USR_SHARE_/udhcp-config.sh $USR_SHARE_/cdir $USR_SHARE_/rdir /usr/bin/ldd ;do - tmp_name_="${i##*/}" - isNotExistent "$INITRD_/static/$tmp_name_" eprint || execute "rm $INITRD_/static/$tmp_name_" - cp $i "$INITRD_/static/$tmp_name_" - done - cp $USR_SHARE_/linuxrc $INITRD_/ - mkdir -p $INITRD_/mylib - mkdir -p $INITRD_/myusr/i386-uclibc-linux/lib - for i in libdl libc libuClibc ld-uClibc; do - cp -a $UCLIBC_PATH_/$i*.so* $INITRD_/myusr/i386-uclibc-linux/lib - done - - # copy data files for discover (discover-data) - mkdir -p $INITRD_/mylib/discover - cp /lib/discover/list.xml /lib/discover/pci-*.xml $INITRD_/mylib/discover/ - - - # - # which modules should i put into the ramdisk - # - - # get cards detected by discover - isNotExistent $CARDS_DETECTED_BY_DISCOVER && awk '/ethernet/{print $3}' /lib/discover/pci.lst |sort |uniq > $CARDS_DETECTED_BY_DISCOVER - - local modules="`cat $CARDS_DETECTED_BY_DISCOVER |xargs` af_packet" - local modules_dep="" - - # get paths of modules + paths of all dependet modules - echo -n "" >"$TMP_" - for i in $modules; do - tmp_=`awk -F: '{if($1~/'"$i".ko'/) {print $0}}' $MODULES_PATH_/$KERNEL_VERSION_/modules.dep` - echo "${tmp_%%:*}" - # FIXME ugly sed hack :( - echo "${tmp_#*:}" |xargs -n1 echo |sed 's/://' - done \ - | sort | uniq | while read module relax; do - if [ -n "$module" ]; then - echo "$module" >> $TMP_ - fi - done - - # copy modules + dependend modules into ramdisk - local mod_path_="$INITRD_/mylib/modules/$KERNEL_VERSION_" - local tmp_dst_path_="$mod_path_/kernel" - mkdir -p $tmp_dst_path_ - cat $TMP_ |sort |uniq |while read module; do - local tmp_path=${module#*/kernel/} - tmp_path=$tmp_dst_path_/${tmp_path%/*.ko} - local module_path=$tmp_path/${module##/*/} - - isNotExistent "$tmp_path" dprint && mkdir -p "$tmp_path" - isNotExistent "$module_path" dprint && cp "$MODULES_PATH_ROOT_DIFF_/$module" "$module_path" - done - - # copying additional modules - for i in fs/nfs/nfs.ko net/sunrpc/sunrpc.ko fs/lockd/lockd.ko net/packet/af_packet.ko; do - local tmp_path="$tmp_dst_path_/${i%/*}" - mkdir -p $tmp_path - cp $MODULES_PATH_/$KERNEL_VERSION_/kernel/$i "$tmp_path" - done - - # generate modules.dep - cp $MODULES_PATH_/$KERNEL_VERSION_/modules.dep $mod_path_ - #grep "^\/lib\/modules\/$KERNEL_VERSION_\/kernel\/" $MODULES_PATH_/$KERNEL_VERSION_/modules.dep |\ - # sed "s/\/lib\/modules\/$KERNEL_VERSION_\/kernel\//\/modules\//g" > $mod_path_/modules.dep - - # put everything into the new initrd - local tmp_size=`du -s $INITRD_ |awk '{print $1}'` # in kB - let tmp_size=$tmp_size+1000 - if (( $tmp_size >= 16000 )); then - warn "Your initrd is $tmp_size kByte large => TOO BIG (should be 16000kByte)" - warn "Please remove a few modules from $CARDS_DETECTED_BY_DISCOVER or edit $INITRD_ manually" - return 1 - fi - - execute "dd if=/dev/zero of=$TMP_DIR_/minirt26 bs=${tmp_size}k count=1 &>/dev/null" warn || \ - warn "could not create filesystem image" - - tmp_loopname=`findNextFreeLoop die` - execute "losetup $tmp_loopname $TMP_DIR_/minirt26" die - execute "mke2fs -L \"GRML NETINIT\" -b 1024 -N 8192 -O none -F -q -m 0 $tmp_loopname" warn - - execute "mkdir $PATH_/minirt26_mountp" warn - execute "mount $tmp_loopname $PATH_/minirt26_mountp" warn - execute "cp -a $INITRD_/* $PATH_/minirt26_mountp" warn - execute "umount $PATH_/minirt26_mountp" warn - execute "losetup -d $tmp_loopname &>/dev/null" warn - execute "rmdir $PATH_/minirt26_mountp" warn - execute "gzip -9 $TMP_DIR_/minirt26" warn - execute "rm -r $INITRD_" warn - execute "mv $TMP_DIR_/minirt26.gz $PATH_" - execute "rm -fr $TMP_DIR_" -} # }}} - # INTERACTIVE CONFIGURATION {{{ function actionInteractive @@ -255,11 +133,11 @@ function actionInteractive local i="" dprint "running in interactive mode" - + local card_title_="Choose network device connected to client network" local card_message_="Available network devices:" local iprange_title_="IP Address range for clients" -local iprange_message_=" + local iprange_message_=" Please enter the desired IP-Range of addresses that should be allocated by clients, separated by a single space. Example: @@ -270,11 +148,9 @@ for addresses from 192.168.0.101 to (and including) 192.168.0.200. " local runconfig_title_="Networkcard config" local runconfig_message_="Would you like to configure your interfaces now?" - local grub_title_="Grub configuration" - local grub_message_="Do you have any NON-PXE network cards you would like to boot from?" - - # on witch interfaces should we listen - local netdevices_="$(cat /proc/net/dev | awk -F: '/eth.:|tr.:/{print $1}')" + + # on which interfaces should we listen + local netdevices_="$(grep -ve 'lo:' -ve 'Inter-|' -ve 'face |bytes' /proc/net/dev | awk -F: '{print $1}')" local device_list_="" for INTERFACE_ in $netdevices_; do device_list_="$device_list_ ${INTERFACE_} Networkcard_${INTERFACE_##eth}"; done echo -n "" >"$TMP_" @@ -291,6 +167,12 @@ for addresses from 192.168.0.101 to (and including) 192.168.0.200. done IPRANGE_FROM_=`execute "ipcalc -nb $IP_/$NETMASK_" warn |awk '/HostMin/{print $2}'` + # if we have x.x.x.1 as starting range address provide + # x.x.x.10 instead so we avoid possible conflicts with + # default gateway + if echo $IPFROM | grep -c '\.1$' ; then + IPFROM="${IPFROM%%\.1}.10" + fi IPRANGE_TO_=`execute "ipcalc -nb $IP_/$NETMASK_" warn |awk '/HostMax/{print $2}'` NETWORK_=`execute "ipcalc -nb $IP_/$NETMASK_" warn |awk '/Network:/{print $2}'` NETWORK_=${NETWORK_%/*} @@ -312,59 +194,30 @@ for addresses from 192.168.0.101 to (and including) 192.168.0.200. NAMESERVERS_=`netGetNameservers warn` GW_=`netGetDefaultGateway warn` - - - # grub - echo -n "" >"$TMP_" - local grub_write_="YES" - $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$grub_title_" --yesno "$grub_message_" 5 75 && \ - grubConfig || grub_write_="NO" - - - # get options - #local OPT_IPTABLES_="yes" - #local OPT_SSH_="yes" - #local OPT_DISTCC_="yes" - #local OPT_SQUID_="" - - local OPTIONS_TITLE_="Options" - local OPTIONS_MESSAGE_="Please give the appropriate options you want the clients to use: - -grml2hd - Make a non-interactive remote installation - - - -" -# local OPTIONS_MESSAGE_="Please give the appropriate options you want the clients to use: -# -#iptables - Only the server should be able to access the clients -#ssh - A ssh-key will be created on the server and distributed to the clients -#distcc - You want to use the clients as compile-farm (ssh options recommned) -# -#" - - local OPT_IPTABLES_DESC_="Start iptables on the clients" - local OPT_SSH_DESC_="Start ssh on the clients" - local OPT_DISTCC_DESC_="Start distcc on the clients" - local OPT_GRML2HD_DESC_="Remote install grml on the network clients" - # dialog options (enable if implemented) - #iptables "$OPT_IPTABLES_DESC_" off \ - #ssh "$OPT_SSH_DESC_" off \ - #distcc "$OPT_DISTCC_DESC_" off \ - echo -n "" >"$TMP_" - $DIALOG_ --clear --separate-output --backtitle "$BACK_TITLE_" --title "$OPTIONS_TITLE_" --checklist "$OPTIONS_MESSAGE_" 25 80 10 \ - grml2hd "$OPT_GRML2HD_DESC_" off \ - 2>$TMP_ || die "could not get terminalserver options" $? - while read tmp_option_; do - OPTIONS_="$OPTIONS_ $tmp_option_" - done <$TMP_ - - # parse options - for i in $OPTIONS_; do - case "$i" in - grml2hd) optGrml2Hd || return 1 ;; - esac - done + GW_DEV_=`/sbin/ip route get "$GW_" | sed 's/^local //' | awk '{ print $3; exit; }'` + if [ "$GW_DEV_" != "$INTERFACE_" ] && [ "$GW_DEV_" != "" ] && [ "$GW_DEV_" != "lo" ]; then + # GW_DEV_ of server is not the same device as the one serviced by dhcpd + # so it doesn't make sense to provide the GW_ address to the clients + local do_nat_="YES" + local do_nat_title_="Network Address Translation" + local do_nat_message_=" +Do you want to set up NAT so that clients booting from this +grml-terminalserver can use this machine also as gateway to +the internet?" + + $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$do_nat_title_" --yesno "$do_nat_message_" 15 75 || \ + do_nat_="NO" + if [ "$do_nat_" = "YES" ]; then + # user wants NAT, we give the clients the server address as + # gateway as well + GW_="$IP_" + NAT_INTERFACE_="$GW_DEV_" + else + # no NAT, no sensible gateway + GW_="" + NAT_INTERFACE_="" + fi + fi echo -n "" >"$TMP_" local OPTIONS_BOOTARG_MESSAGE_="Here you can add additional boot arguments for the clients seperated by spaces: @@ -373,170 +226,21 @@ Quite usefull examples: ssh= - Start ssh server and set password of user grml to pw services=<1,2,3> - Execute /etc/init.d/{1,2,3} start -console=ttyS0,9600n8 - Initialise seriell console +console=ttyS0,9600n8 - Initialise serial console +startx - Boot into X + - " $DIALOG_ --clear --no-collapse --backtitle "$BACK_TITLE_" --title "$OPTIONS_TITLE_" --inputbox "$OPTIONS_BOOTARG_MESSAGE_" 0 0\ 2>$TMP_ || die "problems getting additional boot arguments" BOOT_ARGS_="$BOOT_ARGS_ $(<$TMP_)" writeConfig - if [ $grub_write_ == "YES" ]; then - grubWrite - fi actionMkInitrd notice "GRML terminalserver successfully configured" } # }}} -# OPTIONS GETTING DIALOG {{{ -function optGrml2Hd -{ - local GRML2HD_TITLE_='Grml2hd options dialog' - local tmp_='' - local options_='BOOT_IMAGE=grml2hd' - - # get partition to install grml2hd on - OPTIONS_PARTITION_MSG_='Please give me the target partition where to install grml' - PARTITION_TITLE_='Partition selection' - echo -n "" >"$TMP_" - $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$PARTITION_TITLE_" --inputbox \ - "$OPTIONS_PARTITION_MSG_" 0 75 '/dev/hda1' 2>$TMP_ || die "problems getting partition" - tmp_="partition=$(<$TMP_)" - options_="$options_ $tmp_" - - # get filesystem type - OPTION_FS_TYPE_='Please give me the filesystem type' - FS_TITLE_='Filesystem selection' - echo -n "" >"$TMP_" - $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$FS_TITLE_" --inputbox \ - "$OPTION_FS_TYPE_" 0 75 'ext3' 2>$TMP_ || die "problems getting filesystem type" - tmp_="filesystem=$(<$TMP_)" - options_="$options_ $tmp_" - - # get where to save mbr - OPTION_MBR_='Please give me the location where to save the mbr' - MBR_TITLE_='Select location of mbr' - echo -n "" >"$TMP_" - $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$MBR_TITLE_" --inputbox \ - "$OPTION_MBR_" 0 75 '/dev/hda' 2>$TMP_ || die "problems getting location where to write mbr" - tmp_="mbr=$(<$TMP_)" - options_="$options_ $tmp_" - - # get first user - OPTION_USER_='Who should be the first user on the system' - USER_TITLE_='User selection' - echo -n "" >"$TMP_" - $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$USER_TITLE_" --inputbox \ - "$OPTION_USER_" 0 75 'grml' 2>$TMP_ || die "problems getting first user of system" - tmp_="user=$(<$TMP_)" - options_="$options_ $tmp_" - - BOOT_ARGS_="$options_" -} -#}}} - -# GRUB CONFIG {{{ -function grubConfig -{ - local tmp_=`mktemp -td terminalserver_grub.XXXXXX` || warn "could not create tmp file for grubConfig" - if [ -z "$tmp_" ]; then return 1; fi - - grubConfigWork $tmp_ - local ret_=$? - execute "rm -rf $tmp_" warn - - return $ret_ -} - -function grubConfigWork -{ - local tmp_="$1" - - local grub_title_="Grub configuration" - local grub_nic_message_=" -Give me the types of network cards you would want to boot from. -If you networkcard is allready listed press ! - -WARNING: DON't add all NIC's, grub could possibly stop working!!" - local nics_="" - - while read module_ desc_ mode_; do - nics_="$nics_ $module_ $desc_ $mode_" - done < $GRUB_NIC_CONF_ - - echo -n "" >$TMP_ - local cmd_line_="" - $DIALOG_ --clear --separate-output --backtitle "$BACK_TITLE_" --title "$grub_title_" --checklist \ - "$grub_nic_message_" 10 70 0 $nics_ 2>$TMP_ - local ret_=$? - if [[ $ret_ -ne 0 || `wc -l <$TMP_` -eq 0 ]]; then - echo $ret_ - warn "you should give me your specified NICs but didn't => DEFAULT will be used" - awk '/ on$/{print $1}' $GRUB_NIC_CONF_ >$TMP_ - fi - while read module_; do - cmd_line_="$cmd_line_ --enable-$module_" - done < $TMP_ - - echo "\"$cmd_line_\"" - - execute "tar xzf $GRUB_SOURCE_ -C $tmp_" warn || return 1 - execute "cd $tmp_/grub*" warn || return 1 -cat >preset-menu < $PATH_/grub.img" warn || return 1 - return 0 -} - -function grubWrite -{ - local grub_title_="Grub configuration" - $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "$grub_title_" --yesno \ - "Do you want to write your grub image to /dev/fd0" 5 75 || return 1 - - execute "dd if=$PATH_/grub.img of=/dev/fd0" warn || return 0 - return 1 -} - -function grubMultiWrite -{ - local target_=${1:-'/dev/fd0'} - - isExistent "$PATH_/grub.img" die "you must give me an image or run \"$PROG_NAME__ grubconf\"" - isExistent "$target_" die "$target_ is not a valied" - while true; do - echo -n "Please insert disk into $target_ and press (STRG-C for end)" - read - dd if=$PATH_/grub.img of="$target_" - done -} -# }}} - - function removeTmpFiles { execute "rm -f $TMP_" warn @@ -544,7 +248,7 @@ function removeTmpFiles function actionClean { - for i in dhcpd.conf grub.img minirt26.gz; do + for i in dhcpd.conf initrd.img; do execute "rm -f $PATH_/$i*" done @@ -573,7 +277,7 @@ setVerbose $verbose_ case "$1" in help) printUsage; exit 0 ;; esac - + checkRoot die 'You have to be root to use this program' disableSyslog @@ -596,14 +300,10 @@ KERNEL_VERSION_=\"$KERNEL_VERSION_\" \ ORIGINAL_INITRD_=\"$ORIGINAL_INITRD_\"" die "False configuration, please update $CONFIG_" fi - + case "$1" in interactive) actionInteractive ;; - grubConf) grubConfig ;; - grubConfWrite) grubConfig && grubWrite ;; - grubWrite) grubWrite ;; - grubMultiWrite) grubMultiWrite "$2" ;; initrd) actionMkInitrd ;; clean) actionClean ;; *) actionInteractive ;; @@ -612,4 +312,4 @@ esac removeTmpFiles # END OF FILE ################################################################################ -# vim:foldmethod=marker +# vim:foldmethod=marker tabstop=2 expandtab shiftwidth=2