diff options
Diffstat (limited to 'abs/core/diskless-legacy')
| -rw-r--r-- | abs/core/diskless-legacy/PKGBUILD | 14 | ||||
| -rwxr-xr-x | abs/core/diskless-legacy/config_diskless_frontend.bash | 704 |
2 files changed, 0 insertions, 718 deletions
diff --git a/abs/core/diskless-legacy/PKGBUILD b/abs/core/diskless-legacy/PKGBUILD deleted file mode 100644 index 85cfc3a..0000000 --- a/abs/core/diskless-legacy/PKGBUILD +++ /dev/null @@ -1,14 +0,0 @@ -# $Id: PKGBUILD 23123 2009-01-03 02:43:02Z kevin $ -# Maintainer: Greg Frost <gregfrost1@bigpond.com> -pkgname=diskless-legacy -pkgver=1 -pkgrel=3 -pkgdesc="Script for configuring a diskless mythtv frontends using NFS root." -arch=i686 -depends=(tftp-hpa dhcp) -source=(config_diskless_frontend.bash) - -build() { - install -D -m755 ${srcdir}/config_diskless_frontend.bash \ - ${pkgdir}/usr/local/bin/config_diskless_frontend.bash -} diff --git a/abs/core/diskless-legacy/config_diskless_frontend.bash b/abs/core/diskless-legacy/config_diskless_frontend.bash deleted file mode 100755 index 24d5fc1..0000000 --- a/abs/core/diskless-legacy/config_diskless_frontend.bash +++ /dev/null @@ -1,704 +0,0 @@ -#!/bin/bash -# This script configures your backend so that a diskless -# frontend can boot from it. - -function backtitle() { # no arguments. - BT="${0##*/}" - KMV='/etc/LinHES-release' - if [ -f "$KMV" ]; then - BT="-= $(cat $KMV) $BT =-" - fi -} - -function must_be_root() { # no arguments. - test $(id -u) == 0 && return - MSG="\Z1ERROR\Zn: This script \Z4should\Zn be run by \Z1root\Zn." - dialog --backtitle "$BT" --colors --msgbox "$MSG" 5 45 - exit 4 -} - -backtitle -must_be_root - -TITLE="Diskless FE Configuration" -DOPTS=(--backtitle "$BT" --title "$TITLE" --trim --aspect 30 ) - -DAEMON_LOG=/var/log/daemon.log -BOOT_DEFAULT=/tftpboot/pxelinux.cfg/default - -unable_to_determine_mac_for_default_fe () -{ - if dialog "${DOPTS[@]}" --yes-label "Boot FE and try again" \ - --no-label "Delete $fe_nfsroot" \ - --yesno "Unable to automatically determine the MAC address of - the current default frontend by interrogating $DAEMON_LOG. - This may be because you have not yet booted the diskless FE. You can - either boot the diskless FE and try running $0 again, or delete - $fe_nfsroot and re-create it later." 0 0 ; then - exit - else - rm -Rf $fe_nfsroot $BOOT_DEFAULT - fi - exit -} - -find_existing_diskless_fes() { - - unset frontend_names - unset frontend_nfsroots - unset frontend_ips - unset frontend_macs - - for frontend_config in $(ls /tftpboot/pxelinux.cfg 2> /dev/null) ; do - - frontend_name=$(basename $( - grep append /tftpboot/pxelinux.cfg/$frontend_config | - sed -e 's/.*nfsroot=//' | awk -F, '{print $1}' | awk -F/ '{print $NF}')) - frontend_nfsroot=$( - grep append /tftpboot/pxelinux.cfg/$frontend_config | - cut -d ':' -f 2 | cut -d ',' -f 1) - frontend_ip=\ -$((0x${frontend_config:0:2})).$((0x${frontend_config:2:2})).\ -$((0x${frontend_config:4:2})).$((0x${frontend_config:6:2})) - frontend_mac=$( - cat /etc/dhcpd.conf | - grep "host $frontend_name" | - sed 's/hardware ethernet /#/g' | - cut -d '#' -f 2 | - cut -d ';' -f 1) - - if [ -n "$frontend_name" -a -n "$frontend_nfsroot" -a \ - -n "$frontend_ip" -a -n "$frontend_mac" ] ; then - frontend_names=( "${frontend_names[@]}" $frontend_name ) - frontend_nfsroots=( "${frontend_nfsroots[@]}" $frontend_nfsroot ) - frontend_ips=( "${frontend_ips[@]}" $frontend_ip ) - frontend_macs=( "${frontend_macs[@]}" $frontend_mac ) - fi - done - -echo frontend_names="${frontend_names[@]}" -echo frontend_nfsroots="${frontend_nfsroots[@]}" -echo frontend_ips="${frontend_ips[@]}" -echo frontend_macs="${frontend_macs[@]}" - -} - -check_for_default_fe () { - # This function looks to see if there is a diskless FE that has only been - # partially configured (i.e. it's MAC address has not been determined and - # as a result it has not been allocated a fixed IP. - - if [ -e $BOOT_DEFAULT ] ; then - # There is a $BOOT_DEFAULT config file that has not yet been set to a - # fixed IP address. See if we can interrogate the log files to - # determine what the MAC adderss of the FE is so that we can turn it - # into a fixed ip node. This is the first step in allowing multiple - # diskless frontends. - - # First determine from the default file, the nfsroot that it is for. - - fe_nfsroot=$(grep append $BOOT_DEFAULT | cut -d ':' -f 2 | cut -d ',' -f 1) - - if [ -z "$fe_nfsroot" ] ; then - echo "Unable to determine the location of the nfsroot from" \ - $BOOT_DEFAULT - exit - fi - - echo fe_nfsroot=$fe_nfsroot - - # Now determine the IP address by looking for an instance in the - # daemon log file for which the specified nfsroot was mounted. - - fe_ipaddress=$( - grep "authenticated mount request from " $DAEMON_LOG | - grep $fe_nfsroot | - tail -1 | - sed 's/authenticated mount request from /#/g' | - cut -d '#' -f 2 | - cut -d ':' -f 1) - - echo fe_ipaddress=$fe_ipaddress - - unset fe_macaddress - - if [ ! -z "$fe_ipaddress" ] ; then - fe_macaddress=$( - grep "DHCPACK on $fe_ipaddress" $DAEMON_LOG | - tail -1 | - sed 's/DHCPACK on '$fe_ipaddress' to /#/g' | - cut -d '#' -f 2 | - cut -d ' ' -f 1) - fi - - echo fe_macaddress=$fe_macaddress - - if [ -z "$fe_macaddress" ] ; then - unable_to_determine_mac_for_default_fe - else - if ! dialog "${DOPTS[@]}" --yesno "By interrogating $DAEMON_LOG, - it appears that the $(basename $fe_nfsroot) frontend was - last used by a host with MAC Address of $fe_macaddress which - was allocated IP address $fe_ipaddress. - Do you wish to allocate the IP to that host (so that you - can configure another diskless FE)?" 0 0 ; then - dialog "${DOPTS[@]}" --msgbox "Boot the correct diskless FE and - run $0 again." 0 0 - exit - fi - - # Setup dhcpd.conf so that the FE's MAC address always uses a fixed - # ip address and the PXE configuration is fixed for that address. - - hex_ip_address=$(printf "%02X%02X%02X%02X" $(echo $fe_ipaddress | - tr '.' ' ')) - echo hex_ip_address=$hex_ip_address - mv -fv $BOOT_DEFAULT $(dirname $BOOT_DEFAULT)/$hex_ip_address - - cp -f /etc/dhcpd.conf /etc/dhcpd.conf.bak - cat /etc/dhcpd.conf.bak | - grep -v "host $(basename $fe_nfsroot)" > \ - /etc/dhcpd.conf - echo "\ -host $(basename $fe_nfsroot) \ -{hardware ethernet $fe_macaddress; fixed-address $fe_ipaddress;}" \ - >> /etc/dhcpd.conf - - /sbin/sv restart dhcpd - - dialog "${DOPTS[@]}" --msgbox "The frontend $(basename $fe_nfsroot) - with a MAC address of $fe_macaddress and an nfsroot directory of - $fe_nfsroot has been configured with a fixed IP address of - $fe_ipaddress." 0 0 - exit - fi - fi - -} - -get_network_interface() { - NETDEVICES="$(cat /proc/net/dev | - awk -F: '/ath.:|wlan.:|eth.:|tr.:/{print $1}')" - echo NETDEVICES=$NETDEVICES - NUM_DEVICES=$(echo $NETDEVICES | wc -w) - echo NUM_DEVICES=$NUM_DEVICES - if [ $NUM_DEVICES = 1 ] ; then - INTERFACE=$NETDEVICES - else - DEVICELIST="" - DEVNUM=0 - for DEVICE in $NETDEVICES - do - DEVNUM=$(($DEVNUM + 1)) - DEVICELIST="$DEVICELIST $DEVICE Interface${DEVNUM} " - done - echo DEVICELIST=$DEVICELIST - TMP=/tmp/interface - rm -Rf $TMP - dialog "${DOPTS[@]}" --menu "Which network interface?" 18 70 12 \ - $DEVICELIST 2>$TMP || exit - INTERFACE=$(cat $TMP) - fi - echo INTERFACE=$INTERFACE -} - -validip(){ - echo "$1" | egrep -q -e '[0-9]+\.[0-9]+\.[0-9]+.[0-9]+' - return $? -} - -get_network_info() { - BACKEND_IP=$(echo $(ifconfig $INTERFACE | grep "inet addr" | tr ':' ' ') | - cut -d ' ' -f 3) - echo BACKEND_IP=$BACKEND_IP - NAMESERVERS="$(awk '/^nameserver/{printf "%s ",$2}' /etc/resolv.conf)" - echo NAMESERVERS=$NAMESERVERS - GATEWAY="$(LANG=C LC_ALL=C route -n | awk '/^0\.0\.0\.0/{print $2; exit}')" - echo GATEWAY=$GATEWAY - NETWORK="${BACKEND_IP%.*}" - echo NETWORK=$NETWORK - HOST="${BACKEND_IP##*.}" - echo HOST=$HOST - NETMASK="$(LANG=C LC_ALL=C ifconfig $INTERFACE | - awk '/[Mm]ask/{FS="[: ]*";$0=$0; print $8; exit}')" - echo NETMASK=$NETMASK - - # See if we can determine the range of IP addresses currently allowed in - # dhcpd.conf - - IPRANGE=( $(grep ^[[:space:]]*range /etc/dhcpd.conf | - sed 's/range//g' | tr -d ';') ) - - echo ${IPRANGE[@]} - if [ $(echo ${IPRANGE[@]} | wc -w) -eq 2 ] ; then - START=$(echo ${IPRANGE[0]} | tr '.' '\t' | cut -f 4) - END=$(echo ${IPRANGE[1]} | tr '.' '\t' | cut -f 4) - echo START=$START - echo END=$END - fi - - # Could not - - if [ -z "$START" -o -z "$END" ] ; then - if [ "$HOST" -lt "20" ] ; then - START=21 - END=26 - else - START=11 - END=16 - fi - fi - - IPRANGE_FROM="" - IPRANGE_TO="" - - while [ -z "$IPRANGE_FROM" -o -z "$IPRANGE_TO" -o -z "$IPRANGE" ] - do - IPRANGE="$NETWORK.$START $NETWORK.$END" - rm -f /tmp/iprange - - if ! dialog "${DOPTS[@]}" --clear --inputbox "Please enter the desired - IP-Range of addresses that should be allocated by clients, - separated by a single space." 10 75 "$IPRANGE" \ - 2> /tmp/iprange ; then - exit - fi - - IPRANGE=$(cat /tmp/iprange) - echo IPRANGE=$IPRANGE - IPRANGE_FROM="${IPRANGE%% *}" - IPRANGE_TO="${IPRANGE##* }" - - for i in "$IPRANGE_FROM" "$IPRANGE_TO" - do - validip "$i" || IPRANGE="" - done - done -} - -setup_dhcpd() { - # Generate dhcpd.conf from template - - if [ ! -f /etc/dhcpd.conf.orig ] ; then - mv -f /etc/dhcpd.conf /etc/dhcpd.conf.orig - fi - - ALLNAMESERVERS="" - for i in $NAMESERVERS; do - ALLNAMESERVERS="${ALLNAMESERVERS:+$ALLNAMESERVERS,} $i" - done - echo ALLNAMESERVERS=$ALLNAMESERVERS - - cat >/etc/dhcpd.conf <<EOT -# dhcpd.conf for LinHES Diskless Frontend - -# global settings -## POF allow booting; -allow bootp; -default-lease-time 600; -max-lease-time 7200; - -subnet ${NETWORK}.0 netmask ${NETMASK} { - next-server $BACKEND_IP; - filename "pxelinux.0"; - option subnet-mask ${NETMASK}; - range ${IPRANGE_FROM} ${IPRANGE_TO}; - ${ALLNAMESERVERS:+option domain-name-servers $ALLNAMESERVERS;} - ${GATEWAY:+option routers $GATEWAY;} -} -EOT - - for (( fe = 0 ; fe < ${#frontend_names[@]} ; fe++ )) ; do - echo "host ${frontend_names[$fe]} \ -{hardware ethernet ${frontend_macs[$fe]}; \ -fixed-address ${frontend_ips[$fe]};}" >> \ - /etc/dhcpd.conf - done - - /sbin/add_service.sh dhcpd -} - -setup_tftpd() { - /sbin/add_service.sh tftpd -} - -check_delete_of_existing_nfsroot() { - if [ -d $NFSROOT ] ; then - if dialog "${DOPTS[@]}" --yesno "\ -There is already a directory $NFSROOT. Do you want to delete it and \ -rebuild it from scratch?" 10 70 ; then - echo Deleting $NFSROOT - rm -Rf $NFSROOT - else - echo "OK then, bye." - exit - fi - fi -} - -enable_mysql_and_backend_networking() { - # Enable mysql networking on the backend. - - /sbin/sv stop mythbackend - - if grep -q ^skip-networking /etc/my.cnf ; then - echo "Commenting out skip-networking." - cp /etc/my.cnf /etc/my.cnf~ - cat /etc/my.cnf~ | sed 's/^skip-networking/#skip-networking/g' > \ - /etc/my.cnf - /sbin/sv restart mysql - else - echo "Already commented out skip-networking." - fi - - # Make sure that the backend ip settings in the mythtv mysql database have - # the actual IP address of the backend rather than the loopback address. - # Otherwise the frontend will not be able to connect to the backend. - - echo "Setting backend IP in mythtv's mysql settings" - echo " -UPDATE settings SET data='$BACKEND_IP' WHERE value='BackendServerIP'; -UPDATE settings SET data='$BACKEND_IP' WHERE value='MasterServerIP';" | - mysql mythconverg - - /sbin/sv start mythbackend -} - -export_mounts() { - # Ensure that the /myth directory is exported. - - if ! grep -q ^/myth[[:space:]] /etc/exports ; then - echo "Adding line for /myth in /etc/exports" - echo "/myth *(rw,async,no_subtree_check)" >> /etc/exports - else - echo "Already added line for /myth in /etc/exports" - fi - - if ! grep -q ^/data/var/cache/pacman[[:space:]] /etc/exports ; then - echo "Adding line for /data/var/cache/pacman in /etc/exports" - echo "/data/var/cache/pacman *(rw,async,no_subtree_check)" >> /etc/exports - else - echo "Already added line for /data/var/cache/pacman in /etc/exports" - fi - - # Ensure that the montpoints that are used as storage groups are exported. - - for storage_mount in ${storage_mounts[@]} ; do - - if ! grep -q ^${storage_mount}[[:space:]] /etc/exports ; then - echo "Adding line for ${storage_mount} in /etc/exports" - echo "${storage_mount} *(rw,async,no_subtree_check)" >> /etc/exports - else - echo "Already added line for ${storage_mount} in /etc/exports" - fi - done -} - -find_storage_mounts() { - unset storage_mounts - for group in $(mysql -sB mythconverg -e \ - "select dirname from storagegroup where hostname = '$(hostname)'") ; do - - group_mount=$group - while ! mountpoint -q $group_mount ; do - group_mount=$(dirname $group_mount) - done - - echo Storage group $group mountpoint is $group_mount - storage_mounts=( "${storage_mounts[@]}" $group_mount ) - done -} - -enable_nfs() { - /sbin/add_service.sh nfsd -} - -restart_nfs (){ - /usr/sbin/exportfs -arv -} - -export_nfsroot() { - # Ensure that the NFSROOT directory is appropriately exported. - - if ! grep -q ^$NFSROOT[[:space:]] /etc/exports ; then - echo "Adding line for $NFSROOT in /etc/exports" - echo "$NFSROOT *(rw,no_root_squash,async,no_subtree_check)" >> /etc/exports - else - echo "Already added line for $NFSROOT in /etc/exports" - fi -} - -create_tftpboot_directory() { - # Create the directory with the tftp stuff. - - echo "Creating /tftpboot directories" - mkdir -p /tftpboot/pxelinux.cfg - - if [ ! -e /tftpboot/pxelinux.0 ] ; then - cp -fv /usr/lib/syslinux/pxelinux.0 /tftpboot/pxelinux.0 - fi - - if [ ! -e /tftpboot/vmlinuz26 ] ; then - cp -fv /boot/vmlinuz26 /tftpboot/vmlinuz26 - fi - - if [ ! -e /tftpboot/kernel26.img ] ; then - - echo "Building kernel miniroot" -# if [ -z "$(awk -F\" '$1 ~ /^MODULES=/ && $2 ~ /nfs/' /etc/mkinitcpio.conf)" ] ; then -# cp /etc/mkinitcpio.conf /etc/mkinitcpio.conf~ -# sed -e '/^MODULES=/s/\"$/ nfs\"/' < /etc/mkinitcpio.conf~ > /etc/mkinitcpio.conf -# fi - if [ -z "$(awk -F\" '$1 ~ /^HOOKS=/ && $2 ~ /net/' /etc/mkinitcpio.conf)" ] ; then - cp /etc/mkinitcpio.conf /etc/mkinitcpio.conf~ - sed -e '/^HOOKS=/s/\"$/ net\"/' < /etc/mkinitcpio.conf~ > /etc/mkinitcpio.conf - fi - /sbin/mkinitcpio -g /tftpboot/kernel26.img - fi -} - -create_default_pxelinux_entry() { - echo "\ - default linux - - label linux - kernel vmlinuz26 - append initrd=kernel26.img rootfstype=nfs root=/dev/nfs nfsroot=$BACKEND_IP:$NFSROOT,v3,rsize=16384,wsize=16384 init=/sbin/runit ip=dhcp" \ - > /tftpboot/pxelinux.cfg/default -} - -create_new_nfsroot() { - # Prompt the user for the name of the NFSROOT. - - FRONTEND= - NFSROOT= - - while [ -z "$FRONTEND" ] ; do - if ! dialog "${DOPTS[@]}" --inputbox "Enter the hostname of the new - diskless FE:" 0 0 2> /tmp/frontend_hostname ; then - exit - fi - - FRONTEND=$(cat /tmp/frontend_hostname) - done - - # Prompt the user for the location of the NFSROOT. - - while [ -z "$NFSROOT" ] ; do - NFSROOT=/nfsroot/$FRONTEND - - if ! dialog "${DOPTS[@]}" --clear --inputbox "Enter the location of the - NFSROOT for the diskless FE:" \ - 0 0 "$NFSROOT" 2> /tmp/nfsroot_location ; then - exit - fi - - NFSROOT=$(cat /tmp/nfsroot_location) - done - - check_delete_of_existing_nfsroot - - # Create the nfsroot directory that the FE will use as its root filesystem. - - echo "Creating the $NFSROOT directory." - mkdir -p $NFSROOT - for DIR in /* ; do - if [[ "$DIR" != /mnt && \ - "$DIR" != /data && \ - "$DIR" != /media && \ - "$DIR" != /tmp && \ - "$DIR" != /etc.old && \ - "$DIR" != /storage && \ - "$DIR" != /var && \ - "$DIR" != /nfsroot && \ - "$DIR" != /tftpboot && \ - "$DIR" != /cdrom ]] - then - if mountpoint -q $DIR && [ "$DIR" != "/dev" ] ; then - echo " Making mountpoint dir $DIR" - cd $NFSROOT - tar c $DIR --exclude=$DIR/* 2> /dev/null | tar x 2> /dev/null - else - echo " Copying $DIR to $NFSROOT" - cp -ax $DIR $NFSROOT - fi - fi - done - - cd $NFSROOT - - # Exclude specific bits of /var - - tar c /var \ - --exclude=/var/lib/dhcpcd \ - --exclude=/var/lib/locate \ - --exclude=/var/lib/mlocate \ - --exclude=/var/lib/named \ - 2> /dev/null | tar x 2> /dev/null - - for DIR in /mnt /data /tmp /media /cdrom /var/lib/mlocate ; do - echo " Creating $DIR" - tar c $DIR --exclude=$DIR/* 2> /dev/null | tar x 2> /dev/null - done - - mkdir -p $NFSROOT/data/var/cache/pacman - - chroot $NFSROOT /sbin/remove_service.sh dhcpd - chroot $NFSROOT /sbin/remove_service.sh lighttpd - chroot $NFSROOT /sbin/remove_service.sh mysql - chroot $NFSROOT /sbin/remove_service.sh mythbackend - chroot $NFSROOT /sbin/remove_service.sh nfsd - chroot $NFSROOT /sbin/remove_service.sh nmbd - chroot $NFSROOT /sbin/remove_service.sh smbd - chroot $NFSROOT /sbin/remove_service.sh tftpd - chroot $NFSROOT /sbin/remove_service.sh avahi - - # Update the fstab. - - cp $NSFROOT/etc/fstab $NFSROOT/etc/fstab~ - cat $NFSROOT/etc/fstab~ | grep -v ext[34] | grep -v xfs | - grep -v ^UUID= > $NFSROOT/etc/fstab - - echo "\ -$BACKEND_IP:/nfsroot / nfs defaults,nolock,auto,noatime 0 2 -$BACKEND_IP:/myth /myth nfs defaults,nolock,auto,noatime 0 0 -$BACKEND_IP:/data/var/cache/pacman /data/var/cache/pacman nfs defaults,nolock,auto,noatime 0 0 -" >> $NFSROOT/etc/fstab - - for storage_mount in ${storage_mounts[@]} ; do - echo "\ -$BACKEND_IP:${storage_mount} ${storage_mount} nfs auto,noatime,nolock,rsize=32768,wsize=32768 0 0" \ - >> $NFSROOT/etc/fstab - done - - cp $NFSROOT/etc/rc.sysinit $NFSROOT/etc/rc.sysinit~ - sed -e '/^\/sbin\/minilogd/s/$/\n\n# Mount NFS early\n\/bin\/mount -a -t nfs/' \ - < $NFSROOT/etc/rc.sysinit~ > $NFSROOT/etc/rc.sysinit - - # Update networking - - echo $FRONTEND > $NFSROOT/etc/hostname - - cp $NFSROOT/etc/hosts $NFSROOT/etc/hosts~ - echo "127.0.0.1 $FRONTEND localhost" > $NFSROOT/etc/hosts - cat $NFSROOT/etc/hosts~ | grep -v 127.0.0.1 >> $NFSROOT/etc/hosts - - cp $NFSROOT/etc/net/ifaces/eth0/options $NFSROOT/etc/net/ifaces/eth0/options~ - sed -e 's/^BOOTPROTO=.*/BOOTPROTO=none/' < $NFSROOT/etc/net/ifaces/eth0/options~ \ - > $NFSROOT/etc/net/ifaces/eth0/options - - # Update mysql settings - - cp /usr/share/mythtv/mysql.txt $NFSROOT/home/mythtv/.mythtv/mysql.txt - - if grep -q DBHostName=localhost $NFSROOT/home/mythtv/.mythtv/mysql.txt ; then - echo "Setting database host in frontend's mysql.txt." - cp $NFSROOT/home/mythtv/.mythtv/mysql.txt \ - $NFSROOT/home/mythtv/.mythtv/mysql.txt.orig - cat $NFSROOT/home/mythtv/.mythtv/mysql.txt.orig | - sed 's/DBHostName=localhost/DBHostName='$BACKEND_IP'/g' > \ - $NFSROOT/home/mythtv/.mythtv/mysql.txt - else - echo "Already set Database host in frontend's mysql.txt." - fi - - chown mythtv:mythtv $NFSROOT/home/mythtv/.mythtv/mysql.txt - - # Check if the user has a diskless_tweak.<frontend_name> file in root's - # home directory. If they do, run it inside the chroot of the NFS root. - - if [[ -x ~/diskless_tweak.$FRONTEND ]] ; then - echo Running tweak file ~/diskless_tweak.$FRONTEND - chroot $NFSROOT bash -v ~/diskless_tweak.$FRONTEND - fi - - create_default_pxelinux_entry - export_nfsroot - restart_nfs - - dialog "${DOPTS[@]}" --msgbox "Boot your diskless FE - and then re-run this script ($0) so that the MAC address - of the Diskless FE can be obtained." 0 0 -} - -########################################## -########################################## -## -## MAIN BODY OF SCRIPT ## -## -########################################## -########################################## - -check_for_default_fe -find_existing_diskless_fes - -get_network_interface -get_network_info -setup_tftpd -setup_dhcpd -enable_mysql_and_backend_networking -find_storage_mounts -export_mounts -create_tftpboot_directory -enable_nfs - -# Restart nfs to ensure that the exported /myth directory can be mounted. This -# is required to create a new frontend. - -restart_nfs - -if [ ${#frontend_names[@]} -eq 0 ] ; then - create_new_nfsroot -else - for (( fe = 0 ; fe < ${#frontend_names[@]} ; fe++ )) ; do - frontend_options=( "${frontend_options[@]}" \ - "${frontend_names[$fe]} (MAC:${frontend_macs[$fe]} \ -IP:${frontend_ips[$fe]})" "" ) - done - -echo 0=${frontend_names[0]} -echo 1=${frontend_names[1]} -echo 2=${frontend_names[2]} -echo 3=${frontend_names[3]} - - if ! dialog "${DOPTS[@]}" --menu "Select a frontend to delete or to create - a new one." 0 0 0 "${frontend_options[@]}" \ - "New Frontend" "" 2> /tmp/selected_fe; then - exit - fi - - selected_option=$(cat /tmp/selected_fe) - - if [ "$selected_option" = "New Frontend" ] ; then - create_new_nfsroot - exit - fi - -echo $selected_option -echo ${frontend_options[0]} -echo ${frontend_options[2]} -echo ${frontend_nfsroots[@]} - - for (( fe = 0 ; fe < ${#frontend_names[@]} ; fe++ )) ; do - if [ "$selected_option" = "${frontend_options[$(($fe*2))]}" ] ; then - if dialog "${DOPTS[@]}" --yesno "Do you wish to delete the frontend - with nfsroot ${frontend_nfsroots[$fe]}?" 0 0 ; then - # Delete the nfsroot directory. - rm -Rfv ${frontend_nfsroots[$fe]} - - # Delete the tftpboot pxe boot config file. - - hex_ip_address=$(printf "%02X%02X%02X%02X" \ - $(echo ${frontend_ips[$fe]} | tr '.' ' ')) - rm /tftpboot/pxelinux.cfg/$hex_ip_address - - # Remove reference to the frontend from the dhcp.conf - cp -fv /etc/dhcpd.conf /etc/dhcpd.conf.bak - grep -v "host ${frontend_names[$fe]}" /etc/dhcpd.conf.bak > \ - /etc/dhcpd.conf - /sbin/sv restart dhcpd - fi - fi - done -fi - |