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### Initialize 

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set -u

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set -e

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TESTING=

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DO_VIRTINSTALL=

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scripts=$(dirname $0)/scripts

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. $scripts/lib.sh

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### Command-line input

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## Command-line options

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function _help () {

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    cat <<END

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Usage: $1 [options] [param=value [...]]

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Options:

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    -h      Show this help text

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    -D      Debug

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    -v      Verbose

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    -q      Quiet

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    -N      Mock command execution

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    -P      Skip command prompts

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    -I      Do a virt-install

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    -T      Just testing..

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Parameters are given as:

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    NAME=value-{FOO}

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END

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}

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while getopts "hDvqNPTI" opt; do

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    case "$opt" in

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        h)

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            _help $0

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            exit 0

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            ;;

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        D)

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            LOG_DEBUG=y

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            LOG_CMD=y

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            ;;

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        v)

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            LOG_CMD=y

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            log_debug "log: Commands"

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            ;;

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        q)

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            LOG_CMD=

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            LOG_INFO=

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            log_debug "log: Quiet"

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            ;;

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        N)

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            log_info "Mock-executing commands (this will break functionality..)"

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            CMD_MOCK=y

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            ;;

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        P)

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            log_info "Skipping command confirmations"

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            CMD_PROMPT=

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            ;;

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        T)

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            log_info "Just testing.."

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            TESTING=y

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            ;;

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        I)

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            log_info "Do virt-install"

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            DO_VIRTINSTALL=y

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            ;;

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        ?)

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            _help $0

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            exit 1

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            ;;

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    esac

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done

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# forget them

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shift $(( $OPTIND - 1 ))

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## Command-line arguments

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log_info "Processing ${#@} arguments"

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for param in "$@"; do

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    name=${param%=*}

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    value=${param##*=}

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    # evaluate

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    value=$(expand_line "$value")

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    log_debug " $name = $value"

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    eval "opt_${name}=${value}"

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done

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### State

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GUEST_NAME=$opt_name

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GUEST_RAM=${opt_ram:-1G}

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GUEST_VCPUS=${opt_cpus:-2}

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GUEST_OS_VARIANT=${opt_os:-debiansqueeze}

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DISK_SIZE=${opt_disk_size:-10G}

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DISK_VG=${opt_disk_vg:-pvl}

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DISK_NAME=${opt_disk_lv:-${GUEST_NAME}}

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DISK_BUS=${opt_disk_bus:-virtio}

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GUEST_DISK=${opt_guest_disk:-/dev/vda}

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NET_HOSTNAME=${opt_hostname:-${GUEST_NAME}}

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NET_BRIDGE=${opt_bridge:-br-lan}

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NET_IPADDR=${opt_ip:-194.197.235.36}

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PRESEED_NAME="preseed.cfg"

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PRESEED_TEMPLATE="preseed/${PRESEED_NAME}"

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PRESEED_FILE="${INSTALL_TREE}/${PRESEED_NAME}"

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PRESEED_CHECKSUM= # set later

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### Prepare

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cat <<END

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Guest:

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    Name:       $GUEST_NAME

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    CPUs:       $GUEST_VCPUS

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    RAM:        $GUEST_RAM

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    OS:         $GUEST_OS_VARIANT

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    Disk:       $GUEST_DISK

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Disk:

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    Method:     LVM

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    Size:       $DISK_SIZE

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    LVM:

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        VG:     $DISK_VG

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        LV:     $DISK_NAME

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    Path:       $DISK_PATH

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    Bus:        $DISK_BUS

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Net:

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    Hostname:   $NET_HOSTNAME

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    Method:     Bridge

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    IP:         $NET_IPADDR

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    Bridge:

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        Name:   $NET_BRIDGE

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Installer:

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    Name:       $INSTALLER_NAME

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    ISO:        $INSTALLER_ISO

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    Tree:       $INSTALLER_TREE

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Install:

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    Name:       $INSTALL_NAME

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    Tree:       $INSTALL_TREE

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    ISO:        $INSTALL_ISO

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Preseed:

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    Name:       $PRESEED_NAME

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    Template:   $PRESEED_TEMPLATE

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    Target:     $PRESEED_FILE

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    Isolinux:   $PRESEED_ISOLINUX

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    Includes:   $PRESEED_INCLUDES

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END

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   245

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[ $TESTING ] && exit 0

   259

### Prepare install

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## Extract .iso

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    log_info "Installer already unpacked: ${INSTALLER_TREE}"

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    log_info "Unpacking installer: ${INSTALLER_ISO}"

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log_info "Installer extracted: $INSTALL_TREE"

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   276

## Customize preseed

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cmd expand_template ${PRESEED_TEMPLATE} ${PRESEED_FILE}

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PRESEED_CHECKSUM=$(my_md5sum $PRESEED_FILE)

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log_info "Preseed generated: $PRESEED_FILE"

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## Create .iso

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[ -f ${INSTALL_ISO} ] && cmd rm -f ${INSTALL_ISO}

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# generates a lot of output

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

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   300

log_info "Install ISO generated: $INSTALL_ISO"

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   302

### Create virtual machine

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if [ $DO_VIRTINSTALL ]; then

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    ## Disk

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    # Create LV (unless it already exists)

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

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   308

    ## SELinux?

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    #$SEMANAGE fcontext -a -t virt_image_t $DISK

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    #$RESTORECON -v $DISK

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   312

    ## virt-install

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    cmd_confirm $VIRT_INSTALL \

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            --connect $LIBVIRT \

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            --name $GUEST_NAME \

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

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            --cdrom "$INSTALL_ISO" \

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            --os-variant $GUEST_OS_VARIANT \

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

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            --network bridge:$NET_BRIDGE \

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            --vnc \

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            --virt-type $LIBVIRT_TYPE \

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            --accelerate --hvm \

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            --serial pty

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fi

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