xcat-core/xCAT/postscripts/xcatdsklspost
2011-11-10 14:26:08 +00:00

357 lines
11 KiB
Bash
Executable File

#!/bin/sh
# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
#####################################################
#
# Generic xCAT post script for diskless nodes
# The syntax of this script
# xcatdsklspost {mode} {-m|-M} [postscirpts]
# This script is called in the following different palces:
# updatenode -P ... --> xcatdsklspost 1 -m/-M ...
# updatenode -S --> xcatdsklspost 2 -m/-M otherpkgs
# moncfg rmcmon --> xcatdsklspost 3 configrmcnodes
# node deployment --> xcatdsklspost
# statelite mode --> xcatdsklspost 4
# update security --> xcatdsklspost 5 -m/-M ...
#
#####################################################
update_VPD()
{
if [ -f /usr/sbin/vpdupdate ]; then
vpdupdate
logger -t xCAT "xcatdsklspost: updating VPD database"
fi
}
update_VPD
download_postscripts()
{
server=$1
if [ -z $server ]; then
return 1;
fi
INSTALLDIR=`grep 'INSTALLDIR' /opt/xcat/xcatinfo |cut -d= -f2`
if [ -z "$INSTALLDIR" ]; then
INSTALLDIR="/install"
fi
max_retries=5
retry=0
rc=1
while [ 0 -eq 0 ]; do
wget -l inf -nH -N -r --waitretry=10 --random-wait -T 60 -nH --cut-dirs=2 --reject "index.html*" --no-parent http://$server$INSTALLDIR/postscripts/ -P /xcatpost 2> /tmp/wget.log
rc=$?
if [ $rc -eq 0 ]; then
return 0;
fi
retry=$(($retry+1))
if [ $retry -eq $max_retries ]; then
break
fi
SLI=$(awk 'BEGIN{srand(); printf("%d\n",rand()*20)}')
sleep $SLI
done
return $rc
}
# parse the arguments
ARGNUM=$#;
if [ -z $1 ]; then
NODE_DEPLOYMENT=1
else
NODE_DEPLOYMENT=0
case $1 in
1|2|5)
MODE=$1
if [ $ARGNUM -gt 1 ]; then
if [ $2 = "-m" ]; then
P_SIP=$3
else
if [ $2 = "-M" ]; then
P_SIP=$3
new_ms=$P_SIP
fi
fi
fi
if [ $ARGNUM -gt 3 ]; then
POSTSCRIPTS=$4
fi
;;
3|4) MODE=$1;;
esac
fi
if [ ! `uname` = Linux ]; then
MYDIR=`dirname $0`
exec $MYDIR/xcatdsklspost.aix
exit
fi
SLI=$(awk 'BEGIN{srand(); printf("%d\n",rand()*10)}')
sleep $SLI
if [ ! -d /xcatpost ]; then
mkdir -p /xcatpost;
fi
if [ ! -d /tmp/postage ]; then
mkdir -p /tmp/postage
fi
rm -R -f /xcatpost/*
rm -R -f /tmp/postage/*
#here we get all the postscripts. Please do not change this behaviour because some scripts depend on others
cd /tmp/postage
if [ "$MODE" = "4" ]; then # for statelite mode
# We have written the xCATSERVER info into the kernel command line!!
for i in `cat /proc/cmdline`; do
KEY=`echo $i | awk -F= '{print $1}'`
if [ "$KEY" = "XCAT" ]; then
TMP=`echo $i | awk -F= '{print $2}'`
XCATSERVER=`echo $TMP | cut -d: -f1`
echo "XCATSERVER=$XCATSERVER" > /opt/xcat/xcatinfo
break
fi
done
if [ -f /opt/xcat/xcatinfo ]; then
SIP=`cut -d= -f2 /opt/xcat/xcatinfo`;
if [ -n "$SIP" ]; then
download_postscripts $SIP
if [ $? -eq 0 ]; then
downloaded=1
fi
fi
else
echo "xCAT management server IP can't be determined.";
echo "exiting...";
logger -t xCAT "xcatdsklspost:xCAT management server IP can't be determined.\nexiting...";
exit;
fi
else # for common mode
downloaded=0;
#open the xcatinfo file to look for the master if it is not set
if [ -f /opt/xcat/xcatinfo ]; then
SIP=`grep 'XCATSERVER' /opt/xcat/xcatinfo |cut -d= -f2`
if [ -n "$SIP" ]; then
download_postscripts $SIP
if [ $? -eq 0 ]; then
downloaded=1
fi
fi
fi
#try the -m if it is specified, -m is passed in the updatenode command
if [ $downloaded -eq 0 ]; then
if [ "XX$P_SIP" != "XX" ]; then
SIP=$P_SIP
download_postscripts $SIP
if [ $? -eq 0 ]; then
downloaded=1
fi
fi
fi
#try the dhcp server, this is used for initial boot for the node.
if [ $downloaded -eq 0 ]; then
#setup $OSVER ,for SLES11
if [ -e '/etc/SuSE-release' ]; then
OSVER=`grep -h VERSION /etc/SuSE-release |awk '{print $3}'`
fi
SIPS=`grep -h dhcp-server-identifier /var/lib/dhclient/dhclient*eth*.leases 2> /dev/null|awk '{print $3}'|sed -e 's/;//'`
if [ -z "$SIPS" ]; then
SIPS=`grep -h DHCPSID /var/lib/dhcpcd/*.info 2> /dev/null|awk -F= '{print $2}'|sed -e s/\'//g`
fi
SIP=`echo $SIPS|awk '{printf $NF}' | tail -n 1` #Pick one for wget
if [ -n "$SIP" ]; then
download_postscripts $SIP
if [ $? -eq 0 ]; then
downloaded=1
fi
elif [ -x "/sbin/dhcpcd" ]; then
# New dhcpcd doesn't creates *.info files.
for lease in $(ls "/var/lib/dhcpcd/"); do
iface="$(echo "$lease" | sed -n -e 's/^dhcpcd-\(.*\)\.lease$/\1/p')"
if [ -n "$iface" ]; then
SIP="$(dhcpcd -q -T "$iface" | sed -n -e '/new_dhcp_server_identifier/ s/.*=//p')"
if [ -n "$SIP" ]; then
download_postscripts $SIP
if [ $? -eq 0 ]; then
downloaded=1
break
fi
fi
fi
done
fi
fi
#no hope, now let's get out of here.
if [ $downloaded -eq 0 ]; then
hn=`hostname`
echo "Cannot download the postscripts from the xCAT server for node $hn"
logger -t xCAT "xcatdsklspost:Cannot download the postscripts from the xCAT server for node $hn"
exit
fi
fi # finish the postscripts download
if grep 'rw /rw tmpfs ' /proc/mounts >/dev/null 2>&1; then
touch /var/lock/subsys/xcatmounts
echo '#!/bin/bash' > /etc/rc6.d/K10xcatmounts
echo umount -l /ro >> /etc/rc6.d/K10xcatmounts
echo umount -l /rw >> /etc/rc6.d/K10xcatmounts
chmod 755 /etc/rc6.d/K10xcatmounts
ln -sf /etc/rc6.d/K10xcatmounts /etc/rc0.d/K10xcatmounts
fi
chmod +x /xcatpost/*;
cd /xcatpost;
PATH=/xcatpost:$PATH
export PATH
if [ -x /usr/bin/openssl ]; then
XCATSERVER="$SIP:3001"
export XCATSERVER
USEOPENSSLFORXCAT=1 #Though this is the only method going forward, flag to allow backward compatibility with 2.2 generated netboot images
export USEOPENSSLFORXCAT
fi
/xcatpost/getpostscript.awk | sed -e 's/<[^>]*>//g'|egrep -v '^ *$'|sed -e 's/^ *//' > /tmp/mypostscript;
MYCONT=`grep MASTER /tmp/mypostscript`
#echo "MYCONT=$MYCONT"
#if getpostscript.awk fails, the postscript will fall into infinit loop
#so one retry_number is added to avoid sunc a condition
MAX_RETRIES=10
RETRY=0
while [ -z "$MYCONT" ]; do
RETRY=$(($RETRY+1))
if [ $RETRY -eq $MAX_RETRIES ]
then
break
fi
SLI=$(awk 'BEGIN{srand(); printf("%d\n",rand()*10)}')
SLI=$((10 + $SLI))
sleep $SLI
/xcatpost/getpostscript.awk | sed -e 's/<[^>]*>//g'|egrep -v '^ *$'|sed -e 's/^ *//' > /tmp/mypostscript;
MYCONT=`grep MASTER /tmp/mypostscript`
if [ ! -z "$MYCONT" ]; then
break;
fi
done
#save the MASTER into the xcatinfo file for node deployment case,
#for updatenode case, only save it when -M is specified
if [ $NODE_DEPLOYMENT -eq 1 ] || [ "$MODE" = "4" ]; then
new_ms=`grep '^MASTER' /tmp/mypostscript |cut -d= -f2`
fi
if [ -n "$new_ms" ]; then
if [ ! -f /opt/xcat/xcatinfo ]; then
mkdir -p /opt/xcat
touch /opt/xcat/xcatinfo
fi
grep 'XCATSERVER' /opt/xcat/xcatinfo 2>&1 > /dev/null
if [ $? -eq 0 ]; then
sed -i "s/XCATSERVER=.*/XCATSERVER=$new_ms/" /opt/xcat/xcatinfo
else
echo "XCATSERVER=$new_ms" >> /opt/xcat/xcatinfo
fi
fi
# when called by the updatenode command
#modify the UPDATENODE flag to 1
if [ "$MODE" = "1" ] || [ "$MODE" = "2" ]; then
TMP=`sed -e 's/UPDATENODE=0/UPDATENODE=1/g' /tmp/mypostscript`;
echo "$TMP" > /tmp/mypostscript;
fi
if [ "$MODE" = "5" ]; then
TMP=`sed -e 's/UPDATENODE=0/UPDATENODE=1\nUPDATESECURITY=1\nexport UPDATESECURITY/g' /tmp/mypostscript`;
echo "$TMP" > /tmp/mypostscript;
fi
# postscript name is specified with the updatenode
if [ "XX$POSTSCRIPTS" != "XX" ]; then
#remove all the postbootscripts
TMP=`sed "/postbootscripts-start-here/,/postbootscripts-end-here/ d" /tmp/mypostscript`
echo "$TMP" > /tmp/mypostscript
#remove all the postscripts
TMP=`sed "/postscripts-start-here/,/postscripts-end-here/ d" /tmp/mypostscript`
echo "$TMP" > /tmp/mypostscript
echo "# postscripts-start-here" >> /tmp/mypostscript
#add requested postscripts in
echo "$POSTSCRIPTS" | tr "," "\n" >> /tmp/mypostscript
echo "# postscripts-end-here" >> /tmp/mypostscript
fi
#ADDSITEYUM is set by post.rh and post.rh.iscsi for full installtion
#if [[ "$ADDSITEYUM" = "1" ]]; then
# TMP=`sed "/postscripts-start-here/ a addsiteyum" /tmp/mypostscript`
# echo "$TMP" > /tmp/mypostscript
#fi
#MYCONT=`cat /tmp/mypostscript`
#echo "$MYCONT"
# use the run_ps subroutine to run the postscripts
TMP=`sed "/postscripts-start-here/,/postscripts-end-here/ s/\(.*\)/run_ps \1/;s/run_ps\s*#/#/;s/run_ps\s*$//" /tmp/mypostscript`
echo "
# subroutine used to run postscripts
run_ps () {
logdir=\"/var/log/xcat\"
mkdir -p \$logdir
logfile=\"/var/log/xcat/xcat.log\"
if [ -f \$1 ]; then
echo \"Running postscript: \$@\" | tee -a \$logfile
./\$@ 2>&1 1> /tmp/tmp4xcatlog
cat /tmp/tmp4xcatlog | tee -a \$logfile
else
echo \"Postscript \$1 does NOT exist.\" | tee -a \$logfile
fi
}
# subroutine end
" > /tmp/mypostscript
echo "$TMP" >> /tmp/mypostscript
TMP=`sed "/postbootscripts-start-here/,/postbootscripts-end-here/ s/\(.*\)/run_ps \1/;s/run_ps\s*#/#/;s/run_ps\s*$//" /tmp/mypostscript`
echo "$TMP" > /tmp/mypostscript
if [ $NODE_DEPLOYMENT -eq 1 ] || [ "$MODE" = "4" ]; then
#notify the server that we are done with netbooting
CNS=`grep NODESTATUS= /tmp/mypostscript |awk -F = '{print $2}'`
if [ -z "$CNS" ] || [ "$CNS" != "'0'" -a "$CNS" != "'N'" -a "$CNS" != "'n'" ]; then
echo "updateflag.awk \$MASTER 3002 \"installstatus booted\"" >> /tmp/mypostscript
fi
fi
DHCP_TMP=`sed 's/\(DHCPINTERFACES=\)\(.*\)$/\1"\2"/' /tmp/mypostscript`
echo "$DHCP_TMP" > /tmp/mypostscript
CLEANUPXCATPOST=`grep CLEANUPXCATPOST= /tmp/mypostscript |awk -F = '{print $2}'`
if [ "$CLEANUPXCATPOST" = "'1'" ] || [ "$CLEANUPXCATPOST" = "'yes'" ]; then
echo "cd /" >> /tmp/mypostscript
# /xcatpost might be read-only for statelite nodes
echo "rm -rf /xcatpost/*" >> /tmp/mypostscript
fi
chmod +x /tmp/mypostscript
if [ -x /tmp/mypostscript ];then
/tmp/mypostscript
fi
#rm -f /tmp/mypostscript
#tell user it is done when this is called by updatenode command
if [ "$MODE" = "1" ] || [ "$MODE" = "2" ] || [ "$MODE" = "5" ]; then
echo "returned from postscript"
fi