#!/bin/bash # IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html # #--------------------------------------------------------------------------- # setup NTP configuration on the compute nodes # #--------------------------------------------------------------------------- if [ "$(uname -s|tr 'A-Z' 'a-z')" = "linux" ];then str_dir_name=`dirname $0` . $str_dir_name/xcatlib.sh fi # if on the Management Node if [ -e /etc/xCATMN ]; then logger -t xcat -p local4.info "setupntp: This postscript does not support running on the management node. Please run makentp command. exiting" exit 0 fi #for service node, the makentp -a command will call this postscript #so do not diable service node. master=$MASTER setup=0 sitemaster=$SITEMASTER conf_file="/etc/ntp.conf" conf_file_org="/etc/ntp.conf.org" conf_file_backup="/etc/ntp.conf.postbackup" # pmatch determines if 1st argument string is matched by 2nd argument pattern pmatch () { case $1 in $2) return 0;; # zero return code means string matched by pattern esac return 1 # non-zero return code means string not matched by pattern } # is_lsb_ubuntu exit status indicates whether system appears to be Ubuntu. # Using required /etc/lsb-release file, instead of optional lsb_release command. is_lsb_ubuntu () { awk ' (match($0, "^[ \t]*DISTRIB_ID=") == 1) { # A DISTRIB_ID line id = substr($0, RLENGTH + 1) # Save its value } END { # Examine last DISTRIB_ID value to see if Ubuntu indicated if (match(id, "^(Ubuntu|\"Ubuntu\")[ \t]*$") == 1) { exit 0 # Ubuntu } exit 1 # Not Ubuntu } ' /etc/lsb-release >/dev/null 2>&1 # Routine exit status is exit status of the last command -- the awk script. # # Note: if /etc/lsb-release does not exist, the exit status indicates # failure (not Ubuntu), which is the correct outcome. } logger -t xcat "Install: Setup NTP" # Use the ntpservers defined in the site table, if they exist. # If the value of ntpservers is use the service node or # the management node as the ntp server. if [ $NTPSERVERS ]; then if [ "$NODESETSTATE" = "statelite" ]; then cp -a $conf_file $conf_file_org echo "" > $conf_file else if [ ! -f $conf_file_org ]; then mv -f $conf_file $conf_file_org else mv -f $conf_file $conf_file_backup fi fi if [ "$NTPSERVERS" = "<xcatmaster>" ] || [ "$NTPSERVERS" = "" ]; then echo "server $master" >>$conf_file else for i in $(echo $NTPSERVERS | tr ',' ' ') do echo "server $i" >>$conf_file master=$i done fi else echo "server $master" >$conf_file fi OS_TYPE=`uname` if [ $OS_TYPE = Linux ]; then mkdir -p /var/lib/ntp chown ntp /var/lib/ntp if ( pmatch $OSVER "sles*" ) || ( pmatch $OSVER "suse*" ) || [ -f /etc/SuSE-release ];then echo "driftfile /var/lib/ntp/drift/ntp.drift" >>$conf_file else echo "driftfile /var/lib/ntp/drift" >>$conf_file fi echo "disable auth" >>$conf_file echo "restrict 127.0.0.1" >>$conf_file #ntpdate/sntp conflict with ntpd, stop the service first checkservicestatus ntpserver if [ $? -eq 0 ];then stopservice ntpserver fi #ntpdate program is deprecated on SuSE if ( pmatch $OSVER "sles*" ) || ( pmatch $OSVER "suse*" ) || [ -f /etc/SuSE-release ]; then if [ -f /usr/sbin/rcntpd ]; then cmd="/usr/sbin/rcntpd ntptimeset" elif [ -f /usr/sbin/rcntp ]; then cmd="/usr/sbin/rcntp ntptimeset" else cmd="sntp -P no -r $ntp_master" fi echo "$cmd" logger -t xcat "$cmd" output=`eval $cmd 2>&1` rc=$? if [ "$rc" != "0" ] || (pmatch "$output" "*Time could not*");then echo "WARNING: " echo " $cmd failed, NTP may not be synchronized on NTP server " echo " please wait for NTP synchronized, may take at least 15 mins" echo " use 'ntpq -p' command (output has "*" or "+" sign) to validate the NTP server" echo " run 'updatenode nodename -P setupntp' if NTP is synced on NTP server but nodename is not synced" logger -t xcat "$cmd failed" fi else logger -t xcat "ntpdate -t5 $master " ntpdate -t5 $master if [ "$?" != "0" ];then echo " ntpdate -t5 $master failed" logger -t xcat "ntpdate -t5 $master failed" fi fi #setup the hardware clock hwclock --systohc --utc #setup the RTC is UTC format, which will be used by os if ( pmatch $OSVER "sles*" ) || ( pmatch $OSVER "suse*" ) || [ -f /etc/SuSE-release ];then grep -i -q "HWCLOCK" /etc/sysconfig/clock if [ $? -eq 0 ];then sed -i 's/.*HWCLOCK.*/HWCLOCK=\"-u\"/' /etc/sysconfig/clock else echo HWCLOCK=\"-u\" >> /etc/sysconfig/clock fi elif [ -f "/etc/debian_version" ];then sed -i 's/.*UTC.*/UTC=\"yes\"/' /etc/default/rcS else if [ -f "/etc/sysconfig/clock" ];then grep -i -q "utc" /etc/sysconfig/clock if [ $? -eq 0 ];then sed -i 's/.*UTC.*/UTC=\"yes\"/' /etc/sysconfig/clock else echo UTC=\"yes\" >> /etc/sysconfig/clock fi elif type -P timedatectl >/dev/null 2>&1 ;then timedatectl set-local-rtc 0 fi fi #update the hardware clock automaticly if [ -f "/etc/sysconfig/ntpd" ];then grep -i -q "SYNC_HWCLOCK" /etc/sysconfig/ntpd if [ $? -eq 0 ];then sed -i 's/.*SYNC_HWCLOCK.*/SYNC_HWCLOCK=\"yes\"/' /etc/sysconfig/ntpd else echo "SYNC_HWCLOCK=\"yes\"" >> /etc/sysconfig/ntpd fi elif [ -f /etc/sysconfig/ntp ];then grep -i -q "NTPD_FORCE_SYNC_ON_STARTUP" /etc/sysconfig/ntp if [ $? -eq 0 ];then sed -i 's/NTPD_FORCE_SYNC_ON_STARTUP=\"no\"/NTPD_FORCE_SYNC_ON_STARTUP=\"yes\"/' /etc/sysconfig/ntp fi grep -i -q "NTPD_FORCE_SYNC_HWCLOCK_ON_STARTUP" /etc/sysconfig/ntp if [ $? -eq 0 ];then sed -i 's/NTPD_FORCE_SYNC_HWCLOCK_ON_STARTUP=\"no\"/NTPD_FORCE_SYNC_HWCLOCK_ON_STARTUP=\"yes\"/' /etc/sysconfig/ntp fi else cron_file="/etc/cron.daily/xcatsethwclock" if [ ! -f "$cron_file" ];then echo "#!/bin/sh" > $cron_file echo "/sbin/hwclock --systohc --utc" >> $cron_file chmod a+x $cron_file #service cron restart restartservice cron fi fi startservice ntpserver enableservice cron enableservice ntpserver else # stop and start AIX ntp echo "driftfile /etc/ntp.drift tracefile /etc/ntp.trace disable auth broadcastclient restrict 127.0.0.1" >>$conf_file stopsrc -s xntpd logger -t xcat "ntpdate -t5 $master " ntpdate -t5 $master if [ "$?" != "0" ] then echo " ntpdate -t5 $master failed " logger -t xcat "ntpdate -t5 $master failed" fi /usr/sbin/chrctcp -S -a xntpd fi exit $?