Synnefo » Ganeti Instance Image

linuxcustomdir=${sysconfdir}/ganeti/instance-image/hooks/linux

dist_linuxcustom_DATA = example/hooks/linux/*

linux_format_disk0() {

linux_mkfs_disk0() {

linux_setup_fstab() {

linux_setup_console() {

linux_filesystem_check() {

        ${OS_FAMILY}_format_disk0 $blockdev

        ${OS_FAMILY}_mkfs_disk0

        ${OS_FAMILY}_setup_fstab $TARGET

        ${OS_FAMILY}_setup_console $TARGET

    ${OS_FAMILY}_filesystem_check $TARGET

    if [ -n "$RUN_PARTS" -a -n "$CUSTOMIZE_DIR" -a -d "${CUSTOMIZE_DIR}/$OS_FAMILY" ]; then

      $RUN_PARTS $CUSTOMIZE_DIR/$OS_FAMILY

#!/bin/bash

# Copyright (C) 2010 Oregon State University

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

#

# This is an example script that configures, grub after installation. This

# script assumes that grub has been installed onto the image already and a

# working grub.conf exists. This is only enabled if using the tarball image

# type. 

set -e

. common.sh

debug set -x

CLEANUP=( )

trap cleanup EXIT

if [ -z "${TARGET}" -o ! -d "${TARGET}" ] ; then

    log_error "Missing target directory"

    exit 1

fi

# Set disk based on type of hypervisor

disk=""

if [ "${HYPERVISOR}" = "kvm" ] ; then

  disk="vda"

else

  disk="xda"

fi

boot_dir="${TARGET}/boot/grub"

setup_disk_devs() {

    root_part="${ROOT_DEV/*-/}"

    boot_part="${BOOT_DEV/*-/}"

    mknod ${TARGET}/dev/${disk} b $(stat -L -c "0x%t 0x%T" $BLOCKDEV)

    CLEANUP+=("rm -f ${TARGET}/dev/$disk")

    mknod ${TARGET}/dev/${disk}${root_part} b $(stat -L -c "0x%t 0x%T" $ROOT_DEV)

    CLEANUP+=("rm -f ${TARGET}/dev/${disk}${root_part}")

    if [ -n "$BOOT_DEV" ] ; then

        mknod ${TARGET}/dev/${disk}${boot_part} b $(stat -L -c "0x%t 0x%T" $BOOT_DEV)

        CLEANUP+=("rm -f ${TARGET}/dev/${disk}${boot_part}")

    fi

    # setup minimal proc environment for grub2

    $MKDIR_P ${TARGET}/proc/

    cat > ${TARGET}/proc/mounts <<EOF

/dev/${disk}${boot_part} /boot ${FILESYSTEM} rw,relatime,barrier=1,data=ordered 0 0

/dev/${disk}${root_part} / ${FILESYSTEM} rw,relatime,barrier=1,data=ordered 0 0

EOF

    CLEANUP+=("rm -r ${TARGET}/proc/mounts")

    cat > ${TARGET}/proc/devices <<EOF

Block devices:

251 virtblk

252 device-mapper

EOF

    CLEANUP+=("rm -r ${TARGET}/proc/devices")

    cat > ${TARGET}/proc/misc << EOF

 60 device-mapper

EOF

    CLEANUP+=("rm -r ${TARGET}/proc/misc")

}

add_devicemap() {

    cat > "${TARGET}/boot/grub/device.map" <<EOF

(hd0) /dev/${disk}

EOF

}

if [ "${IMAGE_TYPE}" != "qemu" ] && \

   [ -z "${INSTANCE_HV_kernel_path}" -o "${IMPORT_SCRIPT}" = "1" ] ; then

    setup_disk_devs

    add_devicemap

    if [ -e "${boot_dir}/menu.lst" ] ; then

        # install grub to the block device

        chroot ${TARGET} grub --batch --no-floppy \

            --device-map=/boot/grub/device.map > /dev/null <<EOF

root (hd0,0)

setup (hd0)

quit

EOF

        # check to see if grub is using UUID's and replace if so

        if [ -n "$(grep 'root=UUID' ${boot_dir}/menu.lst)" ] ; then

            root_uuid="$($VOL_ID $ROOT_DEV)"

            sed --follow-symlinks -ie "s/\(root=UUID=\)\([a-z0-9-]*\)/\1${root_uuid}/g" \

                ${boot_dir}/menu.lst

        fi

        # additional kernel arguments for the instance

        if [ -n "${KERNEL_ARGS}" ] ; then

            sed --follow-symlinks -ie "s/\(.*kernel.*\)/\1 ${KERNEL_ARGS}/g" \

                ${boot_dir}/menu.lst

        fi

    elif [ -e "${boot_dir}/grub.cfg" -a -e "${TARGET}/etc/default/grub" ] ; then

        echo "grub2 support is partially supported"

        echo "please run update-grub after the instance is online"

        # check to see if grub is using UUID's and replace if so

        if [ -n "$(grep 'root=UUID' ${boot_dir}/grub.cfg)" ] ; then

            root_uuid="$($VOL_ID $ROOT_DEV)"

            sed --follow-symlinks -ie "s/\(root=UUID=\)\([a-z0-9-]*\)/\1${root_uuid}/g" \

                ${boot_dir}/grub.cfg

        fi

        # additional kernel arguments for the instance

        if [ -n "${KERNEL_ARGS}" ] ; then

            sed -ie "s/.*GRUB_CMDLINE_LINUX=\"\(.*\)\"/GRUB_CMDLINE_LINUX=\"\1 ${KERNEL_ARGS}\"/" \

                ${TARGET}/etc/default/grub

        fi

        # show the menu countdown in case we want to boot to a different kernel

        sed -ie 's/.*GRUB_HIDDEN_TIMEOUT=.*/GRUB_HIDDEN_TIMEOUT=5/' ${TARGET}/etc/default/grub

        sed -ie 's/.*GRUB_HIDDEN_TIMEOUT_QUIET=.*/GRUB_HIDDEN_TIMEOUT_QUIET=false/' ${TARGET}/etc/default/grub

        # install grub2 MBR

        chroot ${TARGET} grub-setup --force --device-map=/boot/grub/device.map \

            --directory=/boot/grub --root-device="(hd0,1)" "(hd0)" > /dev/null

    fi

fi

# setup serial console

if [ "${INSTANCE_HV_serial_console}" = "True" ] ; then

    if [ ! -e ${TARGET}/dev/${disk} ] ; then

        setup_disk_devs

    fi

    if [ -e "${boot_dir}/menu.lst" ] ; then

        # grub 0.x

        sed --follow-symlinks -ie 's/^default.*/default 0\n\nserial --unit=0\nterminal --timeout=3 console serial/' \

            ${boot_dir}/menu.lst

        sed --follow-symlinks -ie 's/\(.*kernel.*\)/\1 console=ttyS0,115200n8/g' \

            ${boot_dir}/menu.lst

    elif [ -e "${boot_dir}/grub.cfg" -a -e "${TARGET}/etc/default/grub" ] ; then

        # grub 2.x

        add_devicemap

        sed -ie 's/.*GRUB_TERMINAL.*/GRUB_TERMINAL=serial/' ${TARGET}/etc/default/grub

        sed -ie 's/.*GRUB_CMDLINE_LINUX=\"\(.*\)\"/GRUB_CMDLINE_LINUX=\"\1 console=ttyS0,115200n8\"/' \

            ${TARGET}/etc/default/grub

        echo "GRUB_SERIAL_COMMAND=\"serial --speed=115200 --unit=0 --word=8 --parity=no --stop=1\"" \

            >> ${TARGET}/etc/default/grub

    else

        echo "No grub bootloader found, skipping..."

    fi

fi

# execute cleanups

cleanup

trap - EXIT

exit 0

#!/bin/bash

# Copyright (C) 2010 Oregon State University

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

#

# This is an example script that configures your network settings after

# installation. By default it sets it up to use dhcp.

set -e

. common.sh

debug set -x

FQDN="${INSTANCE_NAME}"

SHORT_NAME="$(echo ${INSTANCE_NAME} | cut -d . -f 1)"

STATIC=""

if [ -z "${TARGET}" -o ! -d "${TARGET}" ] ; then

    log_error "Missing target directory"

    exit 1

fi

if [ -z "${NIC_COUNT}" ] ; then

    log_error "Missing NIC_COUNT"

    exit 1

fi

if [ -f "${NETWORKS_DIR}/instances/${FQDN}" ] ; then

    STATIC="yes"

    source ${NETWORKS_DIR}/instances/${FQDN}

    if [ -f "${NETWORKS_DIR}/subnets/${SUBNET}" ] ; then

        source ${NETWORKS_DIR}/subnets/${SUBNET}

    else

        echo "No subnet file for subnet ${SUBNET}!"

        exit 1

    fi

fi

# Functions

debian_setup() {

    if [ ! -d "${TARGET}/etc/network" ] ; then

        log_error "Missing target network directory"

        exit 1

    fi

    if [ -z "${STATIC}" ] ; then

        cat > ${TARGET}/etc/network/interfaces << EOF

# This file describes the network interfaces available on your system

# and how to activate them. For more information, see interfaces(5).

auto lo

iface lo inet loopback

auto eth0

iface eth0 inet dhcp

EOF

    else

        cat > ${TARGET}/etc/network/interfaces << EOF

# This file describes the network interfaces available on your system

# and how to activate them. For more information, see interfaces(5).

auto lo

iface lo inet loopback

auto eth0

iface eth0 inet static

    address ${ADDRESS}

    netmask ${NETMASK}

    gateway ${GATEWAY}

EOF

    fi

    if [ -n "${FQDN}" ] ; then

        echo "${SHORT_NAME}" > ${TARGET}/etc/hostname

    fi

}

redhat_setup() {

    if [ ! -d "${TARGET}/etc/sysconfig/network-scripts" ] ; then

        log_error "Missing target network directory"

        exit 1

    fi

    if [ -z "${STATIC}" ] ; then

        cat > ${TARGET}/etc/sysconfig/network-scripts/ifcfg-eth0 << EOF

DEVICE=eth0

BOOTPROTO=dhcp

ONBOOT=yes

EOF

    else

        cat > ${TARGET}/etc/sysconfig/network-scripts/ifcfg-eth0 << EOF

DEVICE=eth0

BOOTPROTO=static

IPADDR=${ADDRESS}

NETMASK=${NETMASK}

ONBOOT=yes

EOF

    fi

    if [ -n "${FQDN}" ] ; then

        cat > ${TARGET}/etc/sysconfig/network << EOF

NETWORKING=yes

HOSTNAME=${FQDN}

GATEWAY=${GATEWAY}

EOF

    else

        cat > ${TARGET}/etc/sysconfig/network << EOF

NETWORKING=yes

GATEWAY=${GATEWAY}

EOF

    fi

}

gentoo_setup() {

    if [ ! -f "${TARGET}/etc/conf.d/net" ] ; then

        log_error "Missing target network file"

        exit 1

    fi

    if [ -z "${STATIC}" ] ; then

        cat > ${TARGET}/etc/conf.d/net << EOF

config_eth0=( "dhcp" )

EOF

    else

        cat > ${TARGET}/etc/conf.d/net << EOF

config_eth0=( "${ADDRESS} netmask ${NETMASK}" )

routes_eth0=( "default gw ${GATEWAY}" )

EOF

    fi

    chroot ${TARGET} ln -sf /etc/init.d/net.lo /etc/init.d/net.eth0

    chroot ${TARGET} rc-update add net.eth0 default

    if [ -n "${FQDN}" ] ; then

        # baselayout-2.x

        if [ -d "${TARGET}/usr/share/openrc/" ] ; then

            cat > ${TARGET}/etc/conf.d/hostname << EOF

hostname="${SHORT_NAME}"

EOF

        else

            cat > ${TARGET}/etc/conf.d/hostname << EOF

HOSTNAME="${SHORT_NAME}"

EOF

        fi

    fi

}

suse_setup() {

    if [ ! -d ${TARGET}/etc/sysconfig/network ] ; then

        log_error "Missing target network directory"

        exit 1

    fi

    cat > ${TARGET}/etc/sysconfig/network/ifcfg-eth0 << EOF

BOOTPROTO='dhcp4'

STARTMODE='auto'

NAME='Ethernet Card 0'

EOF

    if [ -n "${FQDN}" ] ; then

        echo "${FQDN}" > ${TARGET}/etc/HOSTNAME

    fi

}

# Main

get_os_type $TARGET

if [ "${NIC_COUNT}" -gt 0 -a -n "${OS_TYPE}" ] ; then

    ${OS_TYPE}_setup

else

    log_error "Unsupported OS_TYPE"

fi

exit 0

#!/bin/bash

# Copyright (C) 2010 Oregon State University

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

#

# Copy files from an overlay directory into an instance. This assumes the same

# filesystem structure as the system.

set -e

. common.sh

debug set -x

if [ -z "${TARGET}" -o ! -d "${TARGET}" ] ; then

    log_error "Missing target directory"

    exit 1

fi

if [ -n "${OVERLAY}" ] ; then

    local overlay="${OVERLAYS_DIR}/${OVERLAY}"

    if [ ! -d "${overlay}" ] ; then

        log_error "${overlay} not found"

    fi

    # copy overlay files into target instance

    cp -a ${overlay} ${TARGET}

fi

exit 0

#!/bin/bash

#

# Copyright (C) 2011 Greek Research and Technology Network

#

set -e

. common.sh

debug set -x

HASH=$(${TOOLS_DIR}/snf-passtohash.py -p $IMG_PASSWD)

trap cleanup EXIT

if [ -e ${TARGET}/etc/shadow ]; then

    echo "Setting root password... "

    SHADOW_TMP=$(mktemp --tmpdir=${TARGET}/etc)

    echo "root:$HASH:15103:0:99999:7:::" > $SHADOW_TMP

    grep -v "root" ${TARGET}/etc/shadow >> $SHADOW_TMP

    cat $SHADOW_TMP > ${TARGET}/etc/shadow

    CLEANUP+=("rm $SHADOW_TMP")

    echo "Root password changed successfully."

    cleanup

    trap - EXIT

    exit 0

fi

echo "Couldn't change root password!"

trap - EXIT

exit 0

#!/bin/bash

# Copyright (C) 2010 Oregon State University

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

#

# Remove all generated keys so that each instance has unique keys for ssh

set -e

. common.sh

debug set -x

HOST_KEY="/etc/ssh/ssh_host_key"

RSA_KEY="/etc/ssh/ssh_host_rsa_key"

DSA_KEY="/etc/ssh/ssh_host_dsa_key"

if [ -e ${TARGET}/etc/debian_version ] ; then

    echo "Debian/Ubuntu: replace existing ssh keys"

    [ -f "${TARGET}/${RSA_KEY}" ] && rm -f ${TARGET}/${RSA_KEY}* && \

        ssh-keygen -t rsa -q -N '' -f ${TARGET}/${RSA_KEY}

    [ -f "${TARGET}/${DSA_KEY}" ] && rm -f ${TARGET}/${DSA_KEY}* && \

        ssh-keygen -t dsa -q -N '' -f ${TARGET}/${DSA_KEY}

    exit 0

fi

for key in $HOST_KEY $RSA_KEY $DSA_KEY ; do

    if [ -f "${TARGET}/${key}" ] ; then

        rm -f ${TARGET}/${key}*

    fi

done

exit 0

#!/bin/bash

# Copyright (C) 2011 Oregon State University

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

#

# This is an example script that configures your DHCP clients to set "send

# host-name" so that Dynamic DNS work properly after installation.

set -e

. common.sh

debug set -x

FQDN="${INSTANCE_NAME}"

SHORT_NAME="$(echo ${INSTANCE_NAME} | cut -d . -f 1)"

if [ -z "${TARGET}" -o ! -d "${TARGET}" ] ; then

    log_error "Missing target directory"

    exit 1

fi

# Functions

debian_setup() {

    local dhclient_conf=""

    if [ -f "${TARGET}/etc/dhcp/dhclient.conf" ] ; then

        dhclient_conf="${TARGET}/etc/dhcp/dhclient.conf"

    elif [ -f "${TARGET}/etc/dhcp3/dhclient.conf" ] ; then

        dhclient_conf="${TARGET}/etc/dhcp3/dhclient.conf"

    else

        log_error "Missing dhclient.conf file"

        exit 1

    fi

    if [ -n "${FQDN}" ] ; then

        echo "send host-name ${SHORT_NAME};" >> ${dhclient_conf}

    fi

}

redhat_setup() {

    if [ ! -f "${TARGET}/etc/sysconfig/network-scripts/ifcfg-eth0" ] ; then

        log_error "Missing ifcfg-eth0 file"

        exit 1

    fi

    if [ -n "${FQDN}" ] ; then

        echo "DHCP_HOSTNAME=${SHORT_NAME}" >> ${TARGET}/etc/sysconfig/network-scripts/ifcfg-eth0

    fi

}

gentoo_setup() {

    echo "no action needed for ddns"

}

suse_setup() {

    echo "untested for suse"

}

# Main

get_os_type $TARGET

if [ "${NIC_COUNT}" -gt 0 -a -n "${OS_TYPE}" ] ; then

    ${OS_TYPE}_setup

else

    log_error "Unsupported OS_TYPE"

fi

exit 0

%config(noreplace) %{_sysconfdir}/ganeti/instance-%{instancename}/hooks/linux/*