5921efb1a6
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@5287 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
357 lines
10 KiB
Bash
Executable File
357 lines
10 KiB
Bash
Executable File
#!/bin/sh
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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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#####################################################
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#
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# Generic xCAT post script for diskless nodes
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# This script is called in the following different palces:
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# updatenode -P ... --> xcatdsklspost 1 ...
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# updatenode -S --> xcatdsklspost 2 otherpkgs
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# moncfg rmcmon --> xcatdsklspost 3 configrmcnodes
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# node deployment --> xcatdsklspost
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# statelite mode --> xcatdsklspost 4
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#
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#####################################################
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download_postscripts()
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{
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server=$1
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if [ -z $server ]; then
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return 1;
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fi
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max_retries=5
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retry=0
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rc=1
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while [ 0 -eq 0 ]; do
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wget -l inf -N -r --waitretry=10 --random-wait -T 60 ftp://$server/postscripts 2> /tmp/wget.log
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rc=$?
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if [ $rc -eq 0 ]; then
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return 0;
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fi
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retry=$(($retry+1))
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if [ $retry -eq $max_retries ]; then
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break
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fi
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let sli=$RANDOM%20
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sleep $sli
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done
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return $rc
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}
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MODE=$1
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if [ ! `uname` == Linux ]; then
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MYDIR=`dirname $0`
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exec $MYDIR/xcatdsklspost.aix
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exit
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fi
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let SLI=$RANDOM%10
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sleep $SLI
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if [ ! -d /xcatpost ]; then
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mkdir -p /xcatpost;
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fi
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if [ ! -d /tmp/postage ]; then
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mkdir -p /tmp/postage
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fi
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rm -R -f /xcatpost/*
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rm -R -f /tmp/postage/*
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#here we get all the postscripts. Please do not change this behaviour because some scripts depend on others
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cd /tmp/postage
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argnum=$#;
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if [ "$MODE" != "4" ]; then # not statelite mode
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downloaded=0;
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#open the xcatinfo file to look for the master if it is not set
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if [ -f /opt/xcat/xcatinfo ]; then
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SIP=`grep 'XCATSERVER' /opt/xcat/xcatinfo |cut -d= -f2`
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if [ -n "$SIP" ]; then
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download_postscripts $SIP
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if [ $? -eq 0 ]; then
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downloaded=1
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fi
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fi
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fi
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else # for statelite mode
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# We have written the xCATSERVER info into the kernel command line!!
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for i in `cat /proc/cmdline`; do
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KEY=`echo $i | awk -F= '{print $1}'`
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if [ "$KEY" == "XCAT" ]; then
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TMP=`echo $i | awk -F= '{print $2}'`
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XCATSERVER=`echo $TMP | cut -d: -f1`
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echo "XCATSERVER=$XCATSERVER" > /opt/xcat/xcatinfo
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break
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fi
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done
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if [ -f /opt/xcat/xcatinfo ]; then
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SIP=`cut -d= -f2 /opt/xcat/xcatinfo`;
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else
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echo "xCAT management server IP can't be determined.\nexiting...";
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logger -t xCAT "xcatdsklspost:xCAT management server IP can't be determined.\nexiting...";
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exit;
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fi
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fi
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if [ "$MODE" != "4" ]; then # NOSTATELITE: NOT for statelite MODE
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#try the -m if it is specified, -m is passed in the updatenode command
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if [ $downloaded -eq 0 ]; then
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#get the -m
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while [ $# -gt 0 ]
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do
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case "$1" in
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-m) SIP="$2"; break;;
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-M) SIP="$2"; new_ms=$SIP; break;;
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esac
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shift
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done
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if [ -n "$SIP" ]; then
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download_postscripts $SIP
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if [ $? -eq 0 ]; then
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downloaded=1
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fi
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fi
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fi
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#try the dhcp server, this is used for initial boot for the node.
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if [ $downloaded -eq 0 ]; then
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#setup $OSVER ,for SLES11
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if [ -e '/etc/SuSE-release' ]; then
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OSVER=`grep -h VERSION /etc/SuSE-release |awk '{print $3}'`
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fi
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SIPS=`grep -h dhcp-server-identifier /var/lib/dhclient/dhclient*.leases 2> /dev/null|awk '{print $3}'|sed -e 's/;//'`
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if [ -z "$SIPS" ]; then
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SIPS=`grep -h DHCPSID /var/lib/dhcpcd/*.info 2> /dev/null|awk -F= '{print $2}'|sed -e s/\'//g`
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fi
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SIP=`echo $SIPS|awk '{printf $NF}' | tail -n 1` #Pick one for wget
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if [ -n "$SIP" ]; then
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download_postscripts $SIP
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if [ $? -eq 0 ]; then
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downloaded=1
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fi
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elif [ -x "/sbin/dhcpcd" ]; then
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# New dhcpcd doesn't creates *.info files.
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for lease in $(ls "/var/lib/dhcpcd/"); do
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iface="$(echo "$lease" | sed -n -e 's/^dhcpcd-\(.*\)\.lease$/\1/p')"
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if [ -n "$iface" ]; then
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SIP="$(dhcpcd -q -T "$iface" | sed -n -e '/new_dhcp_server_identifier/ s/.*=//p')"
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if [ -n "$SIP" ]; then
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download_postscripts $SIP
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if [ $? -eq 0 ]; then
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downloaded=1
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break
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fi
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fi
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fi
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done
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fi
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fi
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#no hope, now let's get out of here.
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if [ $downloaded -eq 0 ]; then
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hn=`hostname`
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echo "Cannot download the postscripts from the xCAT server for node $hn"
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logger -t xCAT "xcatdsklspost:Cannot download the postscripts from the xCAT server for node $hn"
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exit
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fi
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fi #END NOSTATELITE
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if grep 'rw /rw tmpfs ' /proc/mounts >& /dev/null; then
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touch /var/lock/subsys/xcatmounts
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echo '#!/bin/bash' > /etc/rc6.d/K10xcatmounts
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echo umount -l /ro >> /etc/rc6.d/K10xcatmounts
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echo umount -l /rw >> /etc/rc6.d/K10xcatmounts
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chmod 755 /etc/rc6.d/K10xcatmounts
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ln -sf /etc/rc6.d/K10xcatmounts /etc/rc0.d/K10xcatmounts
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fi
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if [ "$MODE" != "4" ]; then
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#wget -l inf -N -r --waitretry=10 --random-wait --retry-connrefused -t 0 -T 60 ftp://$SIP/postscripts 2> /tmp/wget.log
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#mv $SIP/install/postscripts/* /xcatpost;
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mv $SIP/postscripts/* /xcatpost;
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rm -rf $SIP
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else # for statelite mode
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MAX=10
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TRIES=1
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while ! mount $SIP:/install/postscripts /xcatpost -r -n -o nolock
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do
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if [ "$TRIES" = "$MAX" ]
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then
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echo "can't mount $SIP:/install/postscripts. I give up... ">/dev/console
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logger -t xCAT "xcatdsklspost:Can't mount $SIP:/install/postscripts. exiting... "
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exit
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fi
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TRIES=`expr $TRIES + 1`
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S=`expr $RANDOM % 20`
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echo "Can't mount $SIP:/install/postscripts... Sleeping $S seconds then trying again" >/dev/console
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logger -t xCAT "xcatdsklspost:Can't mount $SIP:/install/postscripts... Sleeping $S seconds then trying again"
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sleep $S
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done
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fi
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cd /xcatpost;
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PATH=/xcatpost:$PATH
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export PATH
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if [ "$MODE" != "4" ]; then
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chmod +x /xcatpost/*; # no effect for statelite mode, since the directory are readonly
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fi
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#echo "PATH=$PATH"
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if [ -x /usr/bin/openssl ]; then
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XCATSERVER="$SIP:3001"
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export XCATSERVER
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USEOPENSSLFORXCAT=1 #Though this is the only method going forward, flag to allow backward compatibility with 2.2 generated netboot images
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export USEOPENSSLFORXCAT
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fi
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/xcatpost/getpostscript.awk | sed -e 's/<[^>]*>//g'|egrep -v '^ *$'|sed -e 's/^ *//' > /tmp/mypostscript;
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MYCONT=`grep MASTER /tmp/mypostscript`
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#echo "MYCONT=$MYCONT"
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#if getpostscript.awk fails, the postscript will fall into infinit loop
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#so one retry_number is added to avoid sunc a condition
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MAX_RETRIES=10
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RETRY=0
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while [ -z "$MYCONT" ]; do
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RETRY=$(($RETRY+1))
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if [ $RETRY -eq $MAX_RETRIES ]
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then
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break
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fi
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let SLI=$RANDOM%10
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let SLI=10+$SLI
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sleep $SLI
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if [ "$MODE" != "4" ]; then
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for SIP in $SIPS; do #Attempt against several candidates
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if [ -x /usr/bin/openssl ]; then
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XCATSERVER="$SIP:3001"
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export XCATSERVER
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USEOPENSSLFORXCAT=1 #Though this is the only method going forward, flag to allow backward compatibility with 2.2 generated netboot images
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export USEOPENSSLFORXCAT
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fi
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/xcatpost/getpostscript.awk | sed -e 's/<[^>]*>//g'|egrep -v '^ *$'|sed -e 's/^ *//' > /tmp/mypostscript;
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MYCONT=`grep MASTER /tmp/mypostscript`
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if [ ! -z "$MYCONT" ]; then
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break;
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fi
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done
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else # for statelite mode
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/xcatpost/getpostscript.awk | sed -e 's/<[^>]*>//g'|egrep -v '^ *$'|sed -e 's/^ *//' > /tmp/mypostscript;
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MYCONT=`grep MASTER /tmp/mypostscript`
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if [ ! -z "$MYCONT" ]; then
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break;
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fi
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fi
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# echo "MYCONT=$MYCONT"
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done
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#save the MASTER into the xcatinfo file for node deployment case,
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#for updatenode case, only save it when -M is specified
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if [ $argnum -eq 0 ]; then
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new_ms=`grep '^MASTER' /tmp/mypostscript |cut -d= -f2`
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fi
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if [ -n "$new_ms" ]; then
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if [ ! -f /opt/xcat/xcatinfo ]; then
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mkdir -p /opt/xcat
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touch /opt/xcat/xcatinfo
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fi
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grep 'XCATSERVER' /opt/xcat/xcatinfo 2>&1 > /dev/null
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if [ $? -eq 0 ]; then
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sed -i "s/XCATSERVER=.*/XCATSERVER=$new_ms/" /opt/xcat/xcatinfo
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else
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echo "XCATSERVER=$new_ms" >> /opt/xcat/xcatinfo
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fi
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fi
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# when called by the updatenode command
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#modify the UPDATENODE flag to 1
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if [ $argnum -gt 0 ]; then
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TMP=`sed -e 's/UPDATENODE=0/UPDATENODE=1/g' /tmp/mypostscript`;
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echo "$TMP" > /tmp/mypostscript;
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fi
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# postscript name is specified with the updatenode
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if [ $argnum -gt 2 ]; then
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POSTS=$3
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#remove all the postbootscripts
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TMP=`sed "/postbootscripts-start-here/,/postbootscripts-end-here/ d" /tmp/mypostscript`
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echo "$TMP" > /tmp/mypostscript
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#remove all the postscripts
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TMP=`sed "/postscripts-start-here/,/postscripts-end-here/ d" /tmp/mypostscript`
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echo "$TMP" > /tmp/mypostscript
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echo "# postscripts-start-here\n" >> /tmp/mypostscript
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#add requested postscripts in
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echo "$POSTS" | tr "," "\n" >> /tmp/mypostscript
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echo "# postscripts-end-here\n" >> /tmp/mypostscript
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fi
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#ADDSITEYUM is set by post.rh and post.rh.iscsi for full installtion
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#if [[ "$ADDSITEYUM" = "1" ]]; then
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# TMP=`sed "/postscripts-start-here/ a addsiteyum" /tmp/mypostscript`
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# echo "$TMP" > /tmp/mypostscript
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#fi
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#MYCONT=`cat /tmp/mypostscript`
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#echo "$MYCONT"
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# use the run_ps subroutine to run the postscripts
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TMP=`sed "/postscripts-start-here/,/postscripts-end-here/ s/\(.*\)/run_ps \1/;s/run_ps\s*#/#/;s/run_ps\s*$//" /tmp/mypostscript`
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echo "
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# subroutine used to run postscripts
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run_ps () {
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if [[ -f \$1 ]]; then
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echo \"Running postscript: \$1\"
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OUTPUT=\`./\$1 2>&1\`
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if [[ -n \$OUTPUT ]]; then
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echo \"\$OUTPUT\"
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fi
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else
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echo \"Postscript \$1 does NOT exist.\"
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fi
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}
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# subroutine end
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" > /tmp/mypostscript
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echo "$TMP" >> /tmp/mypostscript
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TMP=`sed "/postbootscripts-start-here/,/postbootscripts-end-here/ s/\(.*\)/run_ps \1/;s/run_ps\s*#/#/;s/run_ps\s*$//" /tmp/mypostscript`
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echo "$TMP" > /tmp/mypostscript
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if [ $argnum -eq 0 ]; then
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#notify the server that we are done with netbooting
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CNS=`grep NODESTATUS= /tmp/mypostscript |awk -F = '{print $2}'`
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if [ -z "$CNS" ] || [ "$CNS" != "'0'" -a "$CNS" != "'N'" -a "$CNS" != "'n'" ]; then
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echo "updateflag.awk \$MASTER 3002 \"installstatus booted\"" >> /tmp/mypostscript
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fi
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fi
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DHCP_TMP=`sed 's/\(DHCPINTERFACES=\)\(.*\)$/\1"\2"/' /tmp/mypostscript`
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echo "$DHCP_TMP" > /tmp/mypostscript
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chmod +x /tmp/mypostscript
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if [ -x /tmp/mypostscript ];then
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/tmp/mypostscript
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fi
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#rm -f /tmp/mypostscript
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#tell user it is done when this is called by updatenode command
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if [ $argnum -gt 0 ]; then
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echo "returned from postscript"
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fi
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