Synnefo » snf-image

#! /bin/bash

### BEGIN TASK INFO

# Provides:		AssignHostname

# RunBefore:            UmountImage

# RunAfter:		InstallUnattend

# Short-Description:	Assign Hostname/Computer Name to the instance

### END TASK INFO

set -e

. "@commondir@/common.sh"

windows_hostname() {

    local target="$1"

    local password="$2"

    local tmp_unattend=`mktemp` || exit 1

    add_cleanup rm "$tmp_unattend"

    echo -n "Assigning new computer name..."

    local namespace="urn:schemas-microsoft-com:unattend"

    "$XMLSTARLET" ed -N x=$namespace -u "/x:unattend/x:settings/x:component/x:ComputerName" -v "$password" "$target/Unattend.xml" > "$tmp_unattend"

    cat "$tmp_unattend" > "$target/Unattend.xml"

    echo done

}

linux_hostname() {

    local target="$1"

    local hostname="$2"

    local distro=$(get_base_distro "$target")

    case "$distro" in

        debian)

            echo "$hostname" > "$target/etc/hostname";;

        redhat)

            sed -ie "s/HOSTNAME=.*$/HOSTNAME=$hostname/g" "$target/etc/sysconfig/network";;

        slackware|suse)

        #local domain=$(sed -e 's/^[^\.]*//g' < /etc/HOSTNAME)

        # In slackware hostname and domain name are joined together. For now I

        # will not retain the domain name.

        echo "$hostname" > "${target}/etc/HOSTNAME";;

    gentoo)

        sed -ie "s/\(\(HOSTNAME\)\|\(hostname\)\)=.*$/\1=\"$hostname\"/" "$target/etc/conf.d/hostname";;

    esac

    # Some Linux distributions assign the hostname to 127.0.1.1 in order to be

    # resolvable to an IP address. Lets replace this if found in /etc/hosts

    sed -ie "s/^[[:blank:]]*127\.0\.1\.1[[:blank:]].\+$/127.0.1.1\t$hostname/" "$target/etc/hosts"

}

if [ ! -d "$SNF_IMAGE_TARGET" ]; then

    log_error "Target dir: \`$SNF_IMAGE_TARGET' is missing"	

fi

if [ -z "$SNF_IMAGE_HOSTNAME" ]; then

    log_error "Hostname is missing"

fi

if [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = "windows" ]; then

    windows_hostname "$SNF_IMAGE_TARGET" "$SNF_IMAGE_HOSTNAME"

elif [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = "linux" ]; then

    linux_hostname "$SNF_IMAGE_TARGET" "$SNF_IMAGE_HOSTNAME"

fi

cleanup

trap - EXIT

exit 0

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