code.grnet.gr Git - snf-image/blob - snf-image-helper/tasks/50AssignHostname.in

   1 #! /bin/bash
   2
   3 ### BEGIN TASK INFO
   4 # Provides:             AssignHostname
   5 # RunBefore:            UmountImage
   6 # RunAfter:             InstallUnattend
   7 # Short-Description:    Assign Hostname/Computer Name to the instance
   8 ### END TASK INFO
   9
  10 set -e
  11 . "@commondir@/common.sh"
  12
  13 windows_hostname() {
  14     local target="$1"
  15     local password="$2"
  16
  17     local tmp_unattend=`mktemp` || exit 1
  18     add_cleanup rm "$tmp_unattend"
  19
  20     echo -n "Assigning new computer name..."
  21
  22     local namespace="urn:schemas-microsoft-com:unattend"
  23
  24     "$XMLSTARLET" ed -N x=$namespace -u "/x:unattend/x:settings/x:component/x:ComputerName" -v "$password" "$target/Unattend.xml" > "$tmp_unattend"
  25
  26     cat "$tmp_unattend" > "$target/Unattend.xml"
  27     echo done
  28 }
  29
  30 linux_hostname() {
  31     local target="$1"
  32     local hostname="$2"
  33
  34     local distro=$(get_base_distro "$target")
  35
  36     case "$distro" in
  37         debian)
  38             echo "$hostname" > "$target/etc/hostname";;
  39         redhat)
  40             sed -ie "s/HOSTNAME=.*$/HOSTNAME=$hostname/g" "$target/etc/sysconfig/network";;
  41         slackware|suse)
  42         #local domain=$(sed -e 's/^[^\.]*//g' < /etc/HOSTNAME)
  43
  44         # In slackware hostname and domain name are joined together. For now I
  45         # will not retain the domain name.
  46
  47         echo "$hostname" > "${target}/etc/HOSTNAME";;
  48     gentoo)
  49         sed -ie "s/\(\(HOSTNAME\)\|\(hostname\)\)=.*$/\1=\"$hostname\"/" "$target/etc/conf.d/hostname";;
  50     esac
  51
  52     # Some Linux distributions assign the hostname to 127.0.1.1 in order to be
  53     # resolvable to an IP address. Lets replace this if found in /etc/hosts
  54     sed -ie "s/^[[:blank:]]*127\.0\.1\.1[[:blank:]].\+$/127.0.1.1\t$hostname/" "$target/etc/hosts"
  55 }
  56
  57 if [ ! -d "$SNF_IMAGE_TARGET" ]; then
  58     log_error "Target dir: \`$SNF_IMAGE_TARGET' is missing"
  59 fi
  60
  61 if [ -z "$SNF_IMAGE_HOSTNAME" ]; then
  62     log_error "Hostname is missing"
  63 fi
  64
  65 if [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = "windows" ]; then
  66     windows_hostname "$SNF_IMAGE_TARGET" "$SNF_IMAGE_HOSTNAME"
  67 elif [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = "linux" ]; then
  68     linux_hostname "$SNF_IMAGE_TARGET" "$SNF_IMAGE_HOSTNAME"
  69 fi
  70
  71 cleanup
  72 trap - EXIT
  73
  74 exit 0
  75
  76 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :
  77