244 lines
9.2 KiB
Bash
Executable File
244 lines
9.2 KiB
Bash
Executable File
#!/bin/bash
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# IBM(c) 2007 EPL license http://www.eclipse.org/legal/epl-v10.html
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#(C)IBM Corp
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#
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if [ "$(uname -s|tr 'A-Z' 'a-z')" = "linux" ];then
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str_dir_name=`dirname $0`
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. $str_dir_name/xcatlib.sh
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fi
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# create /etc/sysconfig/network-scripts/
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pmatch ()
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{
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case $1 in
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$2) return 0;; # zero return code means string matched by pattern
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esac
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return 1 # non-zero return code means string not matched by pattern
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}
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for i in `/bin/cat /proc/cmdline`; do
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KEY=`/bin/echo $i | /bin/awk -F= '{print $1}'`
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if [ "$KEY" = "ifname" ]; then
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ifname=`/bin/echo $i | /bin/awk -F= '{print $2}'`
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MACX=${ifname#*:}
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ETHX=${ifname%:$MACX*}
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break
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elif [ "$KEY" = "netdev" ]; then
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ETHX=`/bin/echo $i | /bin/awk -F= '{print $2}'`
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MACX=`/sbin/ip link show $ETHX | /bin/grep ether | /bin/awk '{print $2}'`
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break
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elif [ "$KEY" = "BOOTIF" ]; then
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MACX=`/bin/echo $i | /bin/awk -F= '{print $2}'|sed -e s/^01-// -e s/-/:/g`
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#ETHX=`/sbin/ifconfig | /bin/grep -i $MACX | /bin/awk '{print $1}'`
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ETHX=`/sbin/ip -oneline link show |/bin/grep -i $MACX |/bin/awk -F ":" '{print $2}'|/bin/grep -o "[^ ]\+\( \+[^ ]\+\)*"`
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break
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fi
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done
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if [ ! -z "$MACX" ] && [ ! -z "$ETHX" ]; then
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if (pmatch $OSVER "sles*") || (pmatch $OSVER "suse*") || [ -f /etc/SuSE-release ]; then
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CONFFILE=$MNTDIR/etc/sysconfig/network/ifcfg-$ETHX
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fi
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if (pmatch $OSVER "fedora*") || (pmatch $OSVER "rhel6*") || (pmatch $OSVER "rhels6*") || [ -f /etc/fedora-release ] || [ -f /etc/redhat-release ];then
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CONFFILE=$MNTDIR/etc/sysconfig/network-scripts/ifcfg-$ETHX
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fi
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if [ ! -e $CONFFILE ]; then
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/bin/touch $CONFFILE
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fi
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if (pmatch $ETHX "hf*") ; then
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IP=`/sbin/ifconfig $ETHX | /bin/grep -i "inet addr" | awk '{print $2}' | awk -F: '{print $2}'`
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MASK=`/sbin/ifconfig $ETHX | /bin/grep -i "inet addr" | awk '{print $4}' | awk -F: '{print $2}'`
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echo "DEVICE=$ETHX" > $CONFFILE
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echo "BOOTPROTO=static" >> $CONFFILE
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echo "HWADDR=$MACX" >> $CONFFILE
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echo "ONBOOT=yes" >> $CONFFILE
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echo "IPADDR=$IP" >> $CONFFILE
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echo "NETMASK=$MASK" >> $CONFFILE
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else
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echo "DEVICE=$ETHX" > $CONFFILE
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echo "BOOTPROTO=dhcp" >> $CONFFILE
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echo "HWADDR=$MACX" >> $CONFFILE
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echo "ONBOOT=yes" >> $CONFFILE
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fi
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fi
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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" = "dump" ]; then
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DUMP=`echo $i |awk -F= '{print $2}'`
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if [ ! -z "$XCAT" ]; then
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break
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fi
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elif [ "$KEY" = "XCAT" ]; then
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XCAT=`echo $i |awk -F= '{print $2}'`
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if [ ! -z "$DUMP" ]; then
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break
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fi
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fi
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done
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if [ ! -z "$DUMP" ]; then
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# parse "dump=<proto>://<nfsserver_IP>/<directory>"
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KDPATH=${DUMP#*:}
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KDPROTO=${DUMP%:$KDPATH*}
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KDPATH=${KDPATH/\/\//}
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KDIP=`echo $KDPATH | cut -d'/' -f1`
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KDPATH=${KDPATH/$KDIP/}
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# if "dump=<proto>:///<directory>", use $xcatmaster as the default NFS server
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if [ -z $KDIP ]; then
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KDIP=${XCAT%:*}
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fi
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# workaround for RHEL6
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# the $KDIP:$KDPATH directory will be used to generate the initrd for kdump service
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MOUNTPATH=""
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if ((pmatch $OSVER "*6\.*")); then
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MOUNTPATH="/tmp"
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elif (pmatch $OSVER "*7\.*"); then
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MOUNTPATH="/mnt"
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else
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MOUNTPATH="/var/tmp"
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fi
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if [ "$KDPROTO" = "nfs" ]; then
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if (pmatch $OSVER "sles*") || (pmatch $OSVER "suse*") || [ -f /etc/SuSE-release ]; then
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if (pmatch $OSVER "*10*"); then
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#run mkinitrd to generater the kdump-init base
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if (pmatch $ARCH "x86*"); then
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/sbin/mkinitrd -m "nfs tg3 bnx2 bnx2x e1000 e1000e igb mlx_en be2net af_packet firmware_class"
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else
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/sbin/mkinitrd -m "nfs be2net e1000e ibmveth igb firmware_class tg3 e1000"
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fi
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/bin/mkdir -p /var/tmp/tempinit
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cd /boot/
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KDUMPINIT=`ls initrd-*-kdump`
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/bin/cp /boot/${KDUMPINIT} /var/tmp/tempinit/
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#change to the /var/tmp/tempinit/ directory
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cd /var/tmp/tempinit/
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/bin/zcat ${KDUMPINIT} | /bin/cpio -id
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/bin/rm -f ${KDUMPINIT}
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/bin/mkdir -p ./var/lib/dhcpcd/
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/bin/mkdir -p ./lib/udev/devices/
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if (pmatch $ARCH "ppc*"); then
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/bin/mkdir -p ./lib/power6/
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/bin/mkdir -p ./lib/power7/
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fi
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/bin/cp -r /lib/udev/devices/* ./lib/udev/devices/
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for file in "/sbin/ifconfig /usr/bin/clear /bin/touch /bin/grep /sbin/dhcpcd /sbin/ip /bin/awk /bin/makedumpfile"
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do
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for line in `ldd $file`
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do
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if [ ${line:0:1} = "/" ]; then
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line=`echo $line | grep -v :`
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if [ $line ];then
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if [ ! -e .$line ];then
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/bin/cp -L $line .$line
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fi
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fi
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fi
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done
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/bin/cp $file "./bin/"
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done
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#modify the original init to support dump to an nfs server
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cat > ./bin/dumpfile << EOF
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#!/bin/bash
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if [ -e /proc/vmcore ];then
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/bin/touch /var/lib/dhcpcd/dhcpcd-$ETHX.info
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for i in 1 2 3 4 5 6 7 8 9 10
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do
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/bin/dhcpcd $ETHX
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/bin/sleep 2
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temp=\`/bin/ifconfig | /bin/grep inet\`
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if [ -n "\$temp" ]; then
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break
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fi
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echo -e "Failed to acquire address, retrying"
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done
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if [ -z "\$temp" ];then
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exit
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fi
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HOSTNAME=`hostname`
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/bin/mkdir /mnt
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/bin/mount -t nfs -o nolock ${KDIP}:${KDPATH} /mnt
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if [ -e /mnt/$HOSTNAME ];then
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/bin/rm -f /mnt/$HOSTNAME
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fi
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/bin/makedumpfile -c /proc/vmcore /mnt/$HOSTNAME
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/bin/umount -l /mnt
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/sbin/reboot -d -f
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fi
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EOF
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chmod a+x ./bin/dumpfile
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/bin/sed -i "s/^# No multipath support/ \/bin\/dumpfile\n/" ./init
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/bin/rm -f /boot/${KDUMPINIT}
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/usr/bin/find . | cpio -H newc -o|gzip -9 -c - > /boot/${KDUMPINIT}
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cd /
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/bin/rm -rf "/var/tmp/tempinit"
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#service kdump restart
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restartservice kdump
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else
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/bin/mount -o nolock $KDIP:$KDPATH $MOUNTPATH
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KDTEMPPATH=${KDPATH//\//\\\/}
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KDTEMPPATH="nfs:\/\/${KDIP}${KDTEMPPATH}\/${NODE}"
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sed -i "s/^KDUMP_SAVEDIR=.*$/KDUMP_SAVEDIR=\"${KDTEMPPATH}\"/" /etc/sysconfig/kdump
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sed -i "s/^KDUMP_COPY_KERNEL=.*$/KDUMP_COPY_KERNEL=\"no\"/" /etc/sysconfig/kdump
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sed -i "s/^KDUMP_PRESCRIPT=.*$/KDUMP_PRESCRIPT=\"\/tmp\/createdir\"/" /etc/sysconfig/kdump
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sed -i "s/^KDUMP_REQUIRED_PROGRAMS=.*$/KDUMP_REQUIRED_PROGRAMS=\"\/tmp\/createdir\"/" /etc/sysconfig/kdump
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TEMPDELAY=$(($RANDOM%30))
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#work around for the kdump on sles 11.2
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echo "/bin/mkdir -p /root/tmp/" > /tmp/createdir
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#following 5 lines is the work around for kdump on multiply nodes
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echo "/bin/sleep ${TEMPDELAY}" >> /tmp/createdir
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echo "/bin/mount -o nolock ${KDIP}:${KDPATH} /tmp" >> /tmp/createdir
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echo "/bin/mkdir -p /tmp/${NODE}" >> /tmp/createdir
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echo "/bin/sleep ${TEMPDELAY}" >> /tmp/createdir
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echo "/bin/umount /tmp" >> /tmp/createdir
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/bin/chmod 777 /tmp/createdir
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#change the mount and remount shell scripts' name, workaround for kdump on stateless node
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oldmount=`ls /lib/mkinitrd/boot/*-mount.sh`
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oldremount=`ls /lib/mkinitrd/boot/*-remount.sh`
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mv $oldmount ${oldmount}.bak
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mv $oldremount ${oldremount}.bak
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/etc/init.d/boot.kdump restart
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mv ${oldmount}.bak $oldmount
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mv ${oldremount}.bak $oldremount
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fi
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else
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if (pmatch $OSVER "rhel7*") || (pmatch $OSVER "rhels7*");then
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/bin/mount -o vers=3 $KDIP:$KDPATH $MOUNTPATH
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#/bin/mount -o nolock $KDIP:$KDPATH $MOUNTPATH
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[ -d $MOUNTPATH/var/crash ] || mkdir -p $MOUNTPATH/var/crash
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echo "nfs $KDIP:$KDPATH" > /etc/kdump.conf
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echo "default shell" >> /etc/kdump.conf
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sed -i 's/KDUMP_COMMANDLINE_APPEND="/KDUMP_COMMANDLINE_APPEND="nonodestatus /' /etc/sysconfig/kdump
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[ -f /etc/dracut.conf ] && mv /etc/dracut.conf /tmp/dracut.conf
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restartservice kdump
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[ -f /tmp/dracut.conf ] && mv /tmp/dracut.conf /etc/dracut.conf
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elif (pmatch $OSVER "fedora*") || (pmatch $OSVER "rhel6*") || (pmatch $OSVER "rhels6*") || [ -f /etc/fedora-release ] || [ -f /etc/redhat-release ];then
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/bin/mount -o nolock $KDIP:$KDPATH $MOUNTPATH
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echo "net $KDIP:$KDPATH" > /etc/kdump.conf
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echo "link_delay 180" >> /etc/kdump.conf
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#/etc/init.d/kdump restart
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restartservice kdump
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fi
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fi
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fi
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/bin/umount -l $MOUNTPATH
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else
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/bin/echo "The kdump server is not configured"
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fi
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exit 0
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