#!/bin/sh # Filename: terminalserver # Purpose: Program to do something # 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: Sat Aug 06 14:14:40 CEST 2005 ################################################################################ ### ### __INCLUDES ### . /etc/grml/sh-lib #. /etc/grml/sysexits-sh ### ### __VARIABLES ### verbose_=0 # this file holds all variable definitions SHARED_PROG_VARS_="/usr/share/grml-terminalserver/shared_prog_vars" isExistent $SHARED_PROG_VARS_ die . $SHARED_PROG_VARS_ ### ### __FUNCTIONS ### function printUsage { cat < $PROG_NAME__ is the config program for the terminalserver comming with grml. COMMANDS: help This help text start Start services stop Stop services clean Stop all + remove config and boot files from services interactive SERVICES: tftp Tftp daemon dhcp Dhcp daemon nfs All necessary nfs daemons <> ALL services OPTIONS: -v verbose (show what is going on, v++) -h this help text EOT } # DHCP SERVICE {{{ function createDhcpConf { execute "mv -fb \"$DHCPD_CONFIG_FILE_\" \"$DHCPD_CONFIG_FILE_.old\"" eprint &>/dev/null execute "source $TEMPLATE_CONFIG_DIR_/dhcpd_config" die } function removeDhcpConf { rm -f "$DHCPD_CONFIG_FILE_" } function stopDhcp { start-stop-daemon --stop --quiet --pidfile "$DHCPD_PID_" rm -f $DHCPD_PID_ rm -f /var/lib/dhcp3/dhcpd.leases* 2>/dev/null #FIXME touch /var/lib/dhcp3/dhcpd.leases } function startDhcp { local conf_file_="$DHCPD_CONFIG_FILE_" test -f $DHCPD_BIN_ || die "could not find dhcpd \"$DHCPD_BIN_\"" start-stop-daemon --start --quiet --pidfile "$DHCPD_PID_" \ --exec "$DHCPD_BIN_" -- -cf "$conf_file_" -q "$INTERFACE_" || warn "problems starting dhcpd" } function runDhcp { isExistent "$DHCPD_CONFIG_FILE_" || \ warn "no config for dhcpd: \"$DHCPD_CONFIG_FILE_\" => not starting dhcpd" || return 1 stopDhcp sleep 1 startDhcp } # }}} # TFTP SERVICE {{{ function removeTftpConf { rm -rf $TFTPD_DATA_DIR_/* } function createTftpConf { removeTftpConf execute "mkdir $TFTPD_DATA_DIR_/pxelinux.cfg" die execute "install -m 644 /usr/lib/syslinux/pxelinux.0 $TFTPD_DATA_DIR_" die execute "install -m 644 $PATH_/minirt26.gz $TFTPD_DATA_DIR_" die execute "install -m 644 $KERNEL_IMAGE_ $TFTPD_DATA_DIR_/linux26" die execute "install -m 644 $MEMTEST_IMAGE_ $TFTPD_DATA_DIR_/memtest" die execute "install -m 644 $PXE_BOOT_MSG_ $TFTPD_DATA_DIR_" die execute "install -m 644 $PXE_BOOT_LOGO_ $TFTPD_DATA_DIR_" die execute "source $TEMPLATE_CONFIG_DIR_/grub-pxelinux_config" die } function stopTftp { start-stop-daemon --stop --quiet --name "${TFTPD_BIN_##*/}" } function startTftp { test -f $TFTPD_BIN_ || die "could not find \"$TFTPD_BIN_\"" start-stop-daemon --start --quiet --exec "$TFTPD_BIN_" -- -l -a "$IP_" -s "$TFTPD_DATA_DIR_" || \ warn "problems starting tftpd server" } function runTftp { stopTftp sleep 1 startTftp } # }}} # NFS {{{ function startNfs { /etc/init.d/portmap start /etc/init.d/nfs-common start # FIXME /etc/init.d/nfs-kernel-server start $USR_SHARE_/nfs-kernel-server start # FIXME Silly "/etc/init.d/nfs-kernel-server start" # FIXME #246904 (init script does not start if no exports in /etc/exports) execute "exportfs -o ro,no_root_squash,async,nohide $NETWORK_/$NETMASK_:$MOUNT_POINT_" warn #execute "echo -e \"\n$MOUNT_POINT_ $NETWORK_/$NETMASK_(ro,no_root_squash,async)\" >> /etc/exports" warn } function stopNfs { execute "exportfs -u -o ro,no_root_squash,async,nohide $NETWORK_/$NETMASK_:$MOUNT_POINT_" warn if [[ `exportfs |wc -l` > 0 ]]; then dprint "There are other exports, not stopping NFS serivces" else /etc/init.d/nfs-kernel-server stop >/dev/null 2>&1 /etc/init.d/nfs-common stop >/dev/null 2>&1 /etc/init.d/portmap stop >/dev/null 2>&1 fi } # }}} function allreadyConfigured { isExistent "$CONF_FILE_" dprint || return 1 return 0 } function createConfig { # FIXME execute "sed -i 's/^ALL/\#ALL/' /etc/hosts.deny" warn execute "sed -i 's/^ALL : ALL@ALL : DENY/ALL : ALL@ALL : ALLOW/' /etc/hosts.allow" warn createTftpConf createDhcpConf } function actionStart { createConfig echo -n "Starting tftpd..." runTftp echo "done" echo -n "Starting dhcpd..." runDhcp echo "done" echo -n "Starting nfs..." startNfs echo "done" } function actionStop { stopTftp stopDhcp stopNfs notice "Terminal-server stopped" } function actionClean { actionStop removeTftpConf removeDhcpConf stopNfs } # SERVICES {{{ function serviceStart { local service_="$1" # service to start, if nothing => all case "$service_" in "") actionStart ;; tftp) runTftp ;; dhcp) runDhcp ;; nfs) startNfs ;; *) warn "Service $service_ not available" ;; esac } function serviceStop { local service_="$1" # service to stop, if nothing => all case "$service_" in "") actionStop ;; tftp) stopTftp ;; dhcp) stopDhcp ;; nfs) stopNfs ;; *) warn "Service $service_ not available" ;; esac } # }}} ### ### __MAIN ### while getopts "i:hv" opt; do case "$opt" in h) printUsage; exit ;; v) let verbose_=$verbose_+1 ;; ?) printUsage; exit 64 ;; esac done shift $(($OPTIND - 1)) # set ARGV to the first not parsed commandline parameter setVerbose $verbose_ case "$1" in help) printUsage; exit 0 ;; esac checkRoot die "You have to be root to use this program" disableSyslog isExistent $DEFAULT_CONFIG_ die . $DEFAULT_CONFIG_ . $CONFIG_ # used config vars: # MOUNT_POINT_ # KERNEL_IMAGE_ # MEMTEST_IMAGE_ # PXE_BOOT_MSG_ # PXE_BOOT_LOGO_ if [[ $MOUNT_POINT_ == "" || $KERNEL_IMAGE_ == "" || $MEMTEST_IMAGE_ == "" || \ $PXE_BOOT_MSG_ == "" || $PXE_BOOT_MSG_ == "" ]]; then warn "MOUNT_POINT_=\"$MOUNT_POINT_\" \ KERNEL_IMAGE_=\"$KERNEL_IMAGE_\" \ MEMTEST_IMAGE_=\"$MEMTEST_IMAGE_\" PXE_BOOT_MSG_=\"$PXE_BOOT_MSG_\" PXE_BOOT_LOGO_=\"$PXE_BOOT_LOGO_\"" die "False configuration, please update $CONFIG_" fi case "$1" in clean) actionClean; exit 0 ;; esac while true; do isExistent "$CONF_FILE_" warn "sorry configfile \"$CONF_FILE_\" not found" if [ $? -eq 1 ]; then $CONFIG_PROG_ && continue $DIALOG_ --clear --backtitle "$BACK_TITLE_" --title "Question" --yesno \ "grml-terminalserver-config returned an error, do you want to quit now?" 5 75 && exit 1 else break fi done source $CONF_FILE_ # check for necessary files check_necessary_files_='no' if [ "$1" == 'start' ]; then case "$2" in tftp|"") check_necessary_files_='yes' ;; esac fi if [ $check_necessary_files_ == 'yes' ]; then # test for files absolutly necessary for grml-terminalserver and created from -config problem_=0 for i in $PATH_/minirt26.gz; do isExistent $i warn || problem_=1 done if [ $problem_ -eq 1 ]; then die 'Some necessary files are missing, please rerun grml-terminalserver-config, or copy the files manually' fi fi case "$1" in start) serviceStart "$2" ;; stop) serviceStop "$2" ;; "") actionStart ;; *) printUsage ;; esac # END OF FILE ################################################################################ # vim:foldmethod=marker