Laboratoire de l'Informatique et du Parallélisme » CIAB

#! /bin/bash -x

#

# ST - 2012-05-25

#

# Finish up the compute node model installation.

# Prerequisite: the system must be mounted.

#

# Get the directory of the script.

SCRIPT_PATH=`dirname $0`

# Get the script name.

SCRIPT_NAME=`basename $0`

# Source the common configuration variables.

. $SCRIPT_PATH/c-i-a-b.common

CURRENT_HOST_NAME=$COMPUTE_NODE_MODEL_HOST_NAME

#

# Get the cluster MAC address

#

CURRENT_PATH=/etc

COMPUTE_NODE_MODEL_CLUSTER_MAC_ADDRESS=\

`awk -F, -v INDEX=$CONST_COMPUTE_NODE_MODEL_CLUSTER_STATIC_NETWORK_POSTFIX '{if (FNR==INDEX) {print $1}}' $SCRIPT_PATH/$TEMPLATES_DIR$CURRENT_PATH/$CONST_DHCP_HOSTS_FILE_BASENAME`

#

#

# Create the Xen configuration file from a template

#

CURRENT_PATH=/etc/xen

cp templates$CURRENT_PATH/$CONST_COMPUTE_NODE_MODEL_XEN_TEMPLATE_NAME \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

rpl -q Template Configuration $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

rpl -q __COMPUTE_NODE_KERNEL__ "$COMPUTE_NODE_KERNEL" \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

rpl -q __COMPUTE_NODE_RAMDISK__ "$COMPUTE_NODE_RAMDISK" \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

rpl -q __COMPUTE_NODE_MODEL_VCPUS_NUM__ "$COMPUTE_NODE_MODEL_VCPUS_NUM" \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

CPUS_LIST=$COMPUTE_NODE_MODEL_CPUS_LIST

CPUS=""

for i in $CPUS_LIST

  do

    if [ "x$CPUS" == "x" ]

      then

        CPUS=$i

      else

        CPUS="$CPUS,$i"

    fi

done

rpl -q __COMPUTE_NODE_MODEL_CPUS__ "$CPUS" \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

# Memory

rpl -q __COMPUTE_NODE_MEMORY__ "$COMPUTE_NODE_MEMORY" \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

# Root device

rpl -q __XEN_SYSTEM_DISK_ROOT_DEVICE_STANZA__ "$CONST_XEN_SYSTEM_DISK_ROOT_DEVICE_STANZA" \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

#

# System disk stuff

COMPUTE_NODE_MODEL_SYSTEM_DISK_STANZA="'phy:${COMPUTE_NODE_MODEL_SYSTEM_VOLUME_GROUP_DEVICE}/${COMPUTE_NODE_MODEL_SYSTEM_DISK},$COMPUTE_NODE_SYSTEM_VIRTUAL_VOLUME,w'"

rpl -q __COMPUTE_NODE_MODEL_SYSTEM_DISK_STANZA__ "$COMPUTE_NODE_MODEL_SYSTEM_DISK_STANZA" \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

# No home disk stuff: home is network mounted.

#

# Swap disk stuff.

if [ "x$COMPUTE_NODE_MODEL_SWAP_DISK_SIZE" != "x$CONST_NULL_DISK_SIZE" ] ; then

  COMPUTE_NODE_MODEL_SWAP_DISK_STANZA="'phy:${COMPUTE_NODE_SWAP_DISK_VOLUME_GROUP_DEVICE}/${COMPUTE_NODE_MODEL_SWAP_DISK},$COMPUTE_NODE_SWAP_VIRTUAL_VOLUME,w'"

  rpl -q __COMPUTE_NODE_MODEL_SWAP_DISK_STANZA__ "$COMPUTE_NODE_MODEL_SWAP_DISK_STANZA" \

     $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

  # Comment out the noswap stanza.

  rpl -q __COMPUTE_NODE_MODEL_NOSWAP__ "#$CLUSTER_NOSWAP" \

     $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

else

  rpl -q __COMPUTE_NODE_MODEL_SWAP_DISK_STANZA__ "" \

     $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

  rpl -q __COMPUTE_NODE_MODEL_NOSWAP__ "$CLUSTER_NOSWAP" \

     $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

fi

#

rpl -q __COMPUTE_NODE_MODEL_HOST_NAME__ "$CURRENT_HOST_NAME" \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

# Vif stuff.

VIF_STANZA=$CONST_XEN_VIF_STANZA_PREFIX

EXTERNAL_MAC="${CONST_XEN_MAC_PREFIX}${COMPUTE_NODE_MODEL_EXTERNAL_MAC_ADDRESS}"

INTERNAL_MAC="${CONST_XEN_MAC_PREFIX}${COMPUTE_NODE_MODEL_CLUSTER_MAC_ADDRESS}"

INTERNAL_BRIDGE="${CONST_XEN_BRIDGE_PREFIX}${CLUSTER_BRIDGE_NAME}"

INTERNAL_IP="${CONST_XEN_IP_PREFIX}${COMPUTE_NODE_MODEL_CLUSTER_STATIC_IP}"

if [ $CLUSTER_EXTERNAL_ADDRESSES_BY_DHCP -eq 1 ] ; then

  rpl -q __XEN_DHCP_STANZA__ "$CONST_XEN_DHCP_STANZA" \

     $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

  VIF_STANZA=${VIF_STANZA}${EXTERNAL_MAC}"','"${INTERNAL_IP}","${INTERNAL_MAC}","${INTERNAL_BRIDGE}${CONST_XEN_VIF_STANZA_POSTFIX}

else

  # Comment out the DHCP_STANZA.

  rpl -q __XEN_DHCP_STANZA__ "#$CONST_XEN_DHCP_STANZA" \

     $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

  VIF_STANZA=${VIF_STANZA}${EXTERNAL_IP}","${EXTERNAL_MAC}",'"${INTERNAL_IP}","${INTERNAL_MAC},${INTERNAL_BRIDGE}${CONST_XEN_VIF_STANZA_POSTFIX}

fi

# In any case, write the VIF_STANZA

rpl -q __VIF_STANZA__ "$VIF_STANZA" \

   $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

# Console stuff as extra parameter

rpl -q __EXTRA_STANZA__ "$CONST_XEN_EXTRA_STANZA" \

     $CONST_XEN_CONFIG_DIR/$CURRENT_HOST_NAME.cfg

# End creation of Xen configuration file.

#

# Complete installation

#

# Modules stuff.

#

#  Create the directory on the new image, if it does not exit yet.

if [ ! -d $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT/lib/modules ] ; then

  mkdir $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT/lib/modules

fi

#

#  Copy the modules

#

XEN_MODULES_DIRECTORY=`ls /lib/modules | grep xen `

for i in $XEN_MODULES_DIRECTORY ; do

  cp -a /lib/modules/$i $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT/lib/modules

done

#

# Module stuff done.

#

# Generate or configure the specific files from templates

#

# Create the /etc directory, if necessary

if [ ! -d $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT/etc ] ; then

  mkdir $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT/etc

fi

#

# Copy the sources list

#

if [ ! -d $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT/etc/apt ] ; then

  mkdir $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT/etc/apt

fi

cp /etc/apt/sources.list $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT/etc/apt

# /etc/network/interfaces

# The first interface is DHCP configured.

# No '/' between $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT and $CURRENT_PATH

CURRENT_PATH=/etc/network

if [ ! -d ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH} ] ; then

  mkdir ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}

fi

cp templates$CURRENT_PATH/$COMPUTE_NODE_MODEL_INTERFACES_TEMPLATE \

   $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT$CURRENT_PATH/interfaces

if [ $CLUSTER_EXTERNAL_ADDRESSES_BY_DHCP -eq 1 ] ; then

  ETH0_STANZA="iface eth0 inet dhcp"

  rpl -q __ETH0_STATIC_OR_DHCP__ "$ETH0_STANZA"  \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_ADDRESS__ "" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_NETMASK__ "" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_NETWORK__ "" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_GATEWAY__ "" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_BROADCAST__ "" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_NAMESERVERS__ "" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_DNS_SEARCH__ "" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

else

  ETH0_STANZA="iface eth0 inet static"

  rpl -q __ETH0_STATIC_OR_DHCP__ "$ETH0_STANZA"  \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_ADDRESS__ "$COMPUTE_NODE_MODEL_CLUSTER_STATIC_IP" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_NETMASK__ "$COMPUTE_NODE_MODEL_EXTERNAL_INTERFACE_STATIC_NETMASK" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_NETWORK__ "$COMPUTE_NODE_MODEL_EXTERNAL_INTERFACE_STATIC_NETWORK" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_GATEWAY__ "$COMPUTE_NODE_MODEL_EXTERNAL_INTERFACE_STATIC_GATEWAY" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_BROADCAST__ "$COMPUTE_NODE_MODEL_EXTERNAL_INTERFACE_STATIC_BROADCAST" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_NAMESERVERS__ "$COMPUTE_NODE_MODEL_EXTERNAL_INTERFACE_STATIC_DNS_NAMESERVERS" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

  rpl -q __ETH0_STATIC_DNS_SEARCH__ "$COMPUTE_NODE_MODEL_EXTERNAL_INTERFACE_STATIC_DNS_SEARCH" \

      ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

fi

# Static address on the cluster interface.

ADDRESS="${CLUSTER_STATIC_NETWORK_PREFIX}.${CONST_COMPUTE_NODE_MODEL_CLUSTER_STATIC_NETWORK_POSTFIX}"

rpl -q __ETH1_STATIC_ADDRESS__ "$ADDRESS"  \

    ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

rpl -q __ETH1_STATIC_NETMASK__ "$CLUSTER_STATIC_NETMASK"  \

    ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/interfaces

# /etc/hostname

CURRENT_PATH=/etc

echo $COMPUTE_NODE_MODEL_CLUSTER_HOST_NAME > "${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/hostname"

# /etc/hosts. Script generated.

CURRENT_PATH=/etc

$SCRIPT_PATH/generate-hosts-file \

  ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/hosts

# /etc/resolv.conf

CURRENT_PATH=/etc

cp $TEMPLATES_DIR$CURRENT_PATH/resolv.conf \

   ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/resolv.conf

rpl -q __CLUSTER_DOMAIN_NAME__ "${CLUSTER_DOMAIN_NAME}." \

   ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/resolv.conf

rpl -q __FRONT_END_STATIC_ADDRESS__ "${CLUSTER_STATIC_NETWORK_PREFIX}.${CONST_FRONT_END_CLUSTER_STATIC_NETWORK_POSTFIX}" \

   ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/resolv.conf

#

# /etc/fstab

#

CURRENT_PATH=/etc

cp ${TEMPLATES_DIR}${CURRENT_PATH}/${COMPUTE_NODE_FSTAB_TEMPLATE} \

  ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/fstab

  # Compute-Node-Model System Disk Line

CNMSDL=${COMPUTE_NODE_MODEL_SYSTEM_VIRTUAL_VOLUME_DEVICE}

CNMSDL="$CNMSDL	/		$COMPUTE_NODE_SYSTEM_DISK_FILE_SYSTEM	errors=remount-ro	0	1"

rpl -q __COMPUTE_NODE_SYSTEM_DISK_LINE__ "$CNMSDL" \

  ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/fstab

  # Compute-Node-Model Home Disk Line. Computer nodes mount the /home

  # on the front-end.

CNMHDL="${FRONT_END_CLUSTER_HOST_NAME}:/"

CNMHDL="$CNMHDL	/home		$COMPUTE_NODE_HOME_DISK_FILE_SYSTEM	defaults		0	0"

rpl -q __COMPUTE_NODE_HOME_DISK_LINE__ "$CNMHDL" \

  ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/fstab

  # Compute-Node-Model Swap Disk Line

if [ "x$COMPUTE_NODE_MODEL_SWAP_DISK_SIZE" != "x$CONST_NULL_DISK_SIZE" ] ; then

  CNMSDL=${COMPUTE_NODE_MODEL_SWAP_VIRTUAL_VOLUME_DEVICE}

  CNMSDL="$CNMSDL	none		swap				0	0"

else

  CNMSDL=""

fi

# "rpl -q" since $CNMSDL can be an empty string.

rpl -q __COMPUTE_NODE_SWAP_DISK_LINE__ "$CNMSDL" \

  ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/fstab

#

# End /etc/fstab stuff.

#

# /etc/inittab stuff

#

rpl -q tty1 "$CONST_XEN_VIRTUAL_CONSOLE_NAME" \

  ${COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT}${CURRENT_PATH}/inittab

#

# End /etc/inittab stuff.

#

# Umount the compute node model system disk

#

umount $COMPUTE_NODE_MODEL_FILE_SYSTEM_MOUNT_POINT

#

exit 0