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

   1 #! /bin/bash
   2
   3 ### BEGIN TASK INFO
   4 # Provides:             ChangePassword
   5 # RunBefore:            UmountImage
   6 # RunAfter:             InstallUnattend
   7 # Short-Description:    Changes Password for specified users
   8 ### END TASK INFO
   9
  10 set -e
  11 . "@commondir@/common.sh"
  12
  13 windows_password() {
  14     local target="$1"
  15     local password="$2"
  16
  17     echo -n "Installing new admin password..."
  18
  19     echo "@echo off" > "$target/Windows/SnfScripts/ChangeAdminPassword.cmd"
  20     echo "net user Administrator $password" >> \
  21         "$target/Windows/SnfScripts/ChangeAdminPassword.cmd"
  22     echo done
  23 }
  24
  25 linux_password() {
  26     local target="$1"
  27     local password="$2"
  28
  29     local hash=$("@scriptsdir@/snf-passtohash.py" "$password")
  30     if [ ! -e "$target/etc/shadow" ]; then
  31        log_error "No /etc/shadow found!"
  32     fi
  33
  34     declare -a users
  35
  36     if [ -n "$SNF_IMAGE_PROPERTY_USERS" ]; then
  37         for usr in $SNF_IMAGE_PROPERTY_USERS; do
  38             users+=("$usr")
  39         done
  40     else
  41         users+=("root")
  42
  43         local distro=$(get_distro $target)
  44
  45         if [ "x$distro" = "xubuntu" -o \
  46              "x$distro" = "xfedora" ] ; then
  47             users+=("user")
  48         fi
  49     fi
  50
  51     for i in $(seq 0 1 $((${#users[@]}-1))); do
  52         local tmp_shadow="$(mktemp)"
  53         add_cleanup rm "$tmp_shadow"
  54
  55         echo -n "Setting ${users[$i]} password..."
  56
  57         echo "${users[$i]}:$hash:15103:0:99999:7:::" > "$tmp_shadow"
  58         grep -v "${users[$i]}" "$target/etc/shadow" >> "$tmp_shadow"
  59         cat "$tmp_shadow" > "$target/etc/shadow"
  60         echo "done"
  61     done
  62 }
  63
  64 if [ ! -d "$SNF_IMAGE_TARGET" ]; then
  65     log_error "Target dir: \`$SNF_IMAGE_TARGET' is missing"
  66 fi
  67
  68 if [ -z "$SNF_IMAGE_PASSWORD" ]; then
  69     log_error "Password is missing"
  70 fi
  71
  72 if [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = "windows" ]; then
  73     windows_password "$SNF_IMAGE_TARGET" "$SNF_IMAGE_PASSWORD"
  74 elif [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = "linux" ]; then
  75     linux_password "$SNF_IMAGE_TARGET" "$SNF_IMAGE_PASSWORD"
  76 fi
  77
  78 echo "done"
  79
  80 exit 0
  81
  82 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :
  83