3

### Parameters

     4

## Options

     5

_MOCK=${_MOCK:0}

     7

## Guest info

     8

GUEST_NAME=asdf2

     9

    10

# Basic params

    11

GUEST_RAM=1G

    12

GUEST_VCPUS=2

    13

    14

# OS variant (for virt-install)

    15

GUEST_OS_VARIANT=debiansqueeze

    16

    17

## Disk

    18

# Size of LV to create

    21

# LVM vg to use

    22

DISK_VG=pvl

    24

# LVM lv to use

    25

DISK_NAME=${GUEST_NAME}

    27

# Path to disk block device

    28

DISK_PATH=/dev/mapper/${DISK_VG}-${DISK_NAME}

    29

DISK_BUS=virtio

    30

GUEST_DISK=/dev/vda

    32

## Network

    33

NET_BRIDGE=br-lan

    34

NET_IPADDR=194.197.235.36

    35

    36

## Installation image

    37

# Original Debian Installer image (iso)

    38

INSTALLER_NAME="debian-6.0.3-amd64"

    39

INSTALLER_ISO="iso-in/${INSTALLER_NAME}-netinst.iso"

    40

INSTALLER_TREE="iso-in/$INSTALLER_NAME"

    41

INSTALLER_FLAG="${INSTALLER_TREE}.unpacked"

    42

    43

# Customized preseed image name

    44

INSTALL_NAME="debian-6.0.3-amd64_${GUEST_NAME}"

    45

    46

# Customized image content

    47

INSTALL_TREE="images/${INSTALL_NAME}"

    48

INSTALL_ISO="iso-out/${INSTALL_NAME}.iso"

    49

    50

# Preseed output file in install tree

    51

INSTALL_PRESEED_NAME="preseed.cfg"

    52

INSTALL_PRESEED_FILE="${INSTALL_TREE}/${INSTALL_PRESEED_NAME}"

    53

INSTALL_PRESEED_CHECKSUM= # set later

    54

    55

# Preseed source template

    56

PRESEED_TEMPLATE="preseed/preseed.cfg"

    57

PRESEED_ISOLINUX="preseed/isolinux.cfg"

    58

PRESEED_REST="preseed/passwords.cfg"

    59

    60

## External progs

    61

# Bootable .iso for Debian isolinux-based installer CDs

    62

GENISOIMAGE=/usr/bin/genisoimage

    63

GENISOIMAGE_OPTS="-r -J -no-emul-boot -boot-load-size 4 -boot-info-table -b isolinux/isolinux.bin -c isolinux/boot.cat"

    64

    65

# LVM

    66

LVM=/sbin/lvm

    67

    68

# Libvirt --connect URL

    69

LIBVIRT=qemu:///system

    70

VIRSH=/usr/bin/virsh

    71

    72

function virsh () {

    73

    $VIRSH --connect $LIBVIRT "$@"

    74

}

    75

    76

# type of guest to create

    77

LIBVIRT_TYPE=kvm

    78

    79

# virt-install

    80

VIRT_INSTALL="/usr/bin/virt-install"

    81

    82

## SELinux?

    86

### Functions

    87

set -u

    90

scripts=$(dirname $0)/scripts

    91

. $scripts/lib.sh

    93

### Check

    94

# VM exists?

    95

if cmd virsh domid ${GUEST_NAME} 2> /dev/null; then

    96

    die "Virtual machine already exists: ${GUEST_NAME}"

    97

fi

    98

    99

# Installer exists?

   100

if cmd test ! -f ${INSTALLER_ISO}; then

   101

    die "Installer not found: ${INSTALLER_ISO}"

   102

fi

   105

# Extract .iso

   106

if [ -f ${INSTALLER_FLAG} ]; then

   107

    echo "Installer already unpacked: ${INSTALLER_TREE}"

   108

   109

else

   110

    echo "Unpacking installer: ${INSTALLER_ISO}"

   111

    cmd extract_iso ${INSTALLER_ISO} ${INSTALLER_TREE}

   112

    cmd touch ${INSTALLER_FLAG}

   113

fi

   114

   115

# Copy to customized tree

   116

cmd cp -r ${INSTALLER_TREE} ${INSTALL_TREE}

   117

cmd chmod -R u=rwX,og=rX ${INSTALL_TREE}

   118

   119

# XXX: Customize preseed

   120

cmd expand_template ${PRESEED_TEMPLATE} ${INSTALL_PRESEED_FILE}

   121

   122

# md5sum

   123

INSTALL_PRESEED_CHECKSUM=$(my_md5sum $INSTALL_PRESEED_FILE)

   124

   125

# Isolinux .cfg

   126

cmd expand_template ${PRESEED_ISOLINUX} ${INSTALL_TREE}/isolinux/isolinux.cfg

   127

   128

# Others

   129

for file in ${PRESEED_REST}; do

   130

    name=$(basename $file)

   131

   132

    cmd expand_template $file ${INSTALL_TREE}/${name}

   133

done

   134

   135

# Create .iso

   136

cmd ${GENISOIMAGE} -o ${INSTALL_ISO} ${GENISOIMAGE_OPTS} ${INSTALL_TREE}

   139

# Create LV (unless it already exists)

   140

[ -e $DISK_PATH ] || cmd sudo $LVM lvcreate -L $DISK_SIZE -n $DISK_NAME $DISK_VG

   148

        --connect $LIBVIRT \

   149

        --name $GUEST_NAME \

   150

        --ram $(expand_MB $GUEST_RAM) --vcpus $GUEST_VCPUS \

   151

        --cdrom "$INSTALL_ISO" \

   152

        --os-variant $GUEST_OS_VARIANT \

   153

        --disk path=$DISK_PATH,bus=$DISK_BUS \

   154

        --network bridge:$NET_BRIDGE \

   156

        --virt-type $LIBVIRT_TYPE \