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

   1 #! /bin/bash
   2
   3 # Copyright (C) 2011 GRNET S.A.
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 2 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful, but
  11 # WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 # General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  18 # 02110-1301, USA.
  19
  20 ### BEGIN TASK INFO
  21 # Provides:             ChangePassword
  22 # RunBefore:            UmountImage
  23 # RunAfter:             InstallUnattend
  24 # Short-Description:    Changes Password for specified users
  25 ### END TASK INFO
  26
  27 set -e
  28 . "@commondir@/common.sh"
  29
  30 windows_password() {
  31     local target="$1"
  32     local password="$2"
  33
  34     echo -n "Installing new admin password..."
  35
  36     echo "@echo off" > "$target/Windows/SnfScripts/ChangeAdminPassword.cmd"
  37     echo "net user Administrator $password" >> \
  38         "$target/Windows/SnfScripts/ChangeAdminPassword.cmd"
  39     echo done
  40 }
  41
  42 linux_password() {
  43     local target="$1"
  44     local password="$2"
  45
  46     local hash=$("@scriptsdir@/snf-passtohash.py" "$password")
  47     if [ ! -e "$target/etc/shadow" ]; then
  48        log_error "No /etc/shadow found!"
  49     fi
  50
  51     declare -a users
  52
  53     if [ -n "$SNF_IMAGE_PROPERTY_USERS" ]; then
  54         for usr in $SNF_IMAGE_PROPERTY_USERS; do
  55             users+=("$usr")
  56         done
  57     else
  58         users+=("root")
  59
  60         local distro=$(get_distro $target)
  61
  62         if [ "x$distro" = "xubuntu" -o \
  63              "x$distro" = "xfedora" ] ; then
  64             users+=("user")
  65         fi
  66     fi
  67
  68     for i in $(seq 0 1 $((${#users[@]}-1))); do
  69         local tmp_shadow="$(mktemp)"
  70         add_cleanup rm "$tmp_shadow"
  71
  72         echo -n "Setting ${users[$i]} password..."
  73
  74         echo "${users[$i]}:$hash:15103:0:99999:7:::" > "$tmp_shadow"
  75         grep -v "${users[$i]}" "$target/etc/shadow" >> "$tmp_shadow"
  76         cat "$tmp_shadow" > "$target/etc/shadow"
  77         echo "done"
  78     done
  79 }
  80
  81 if [ ! -d "$SNF_IMAGE_TARGET" ]; then
  82     log_error "Target dir: \`$SNF_IMAGE_TARGET' is missing"
  83 fi
  84
  85 if [ -z "$SNF_IMAGE_PASSWORD" ]; then
  86     log_error "Password is missing"
  87 fi
  88
  89 if [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = "windows" ]; then
  90     windows_password "$SNF_IMAGE_TARGET" "$SNF_IMAGE_PASSWORD"
  91 elif [ "$SNF_IMAGE_PROPERTY_OSFAMILY" = "linux" ]; then
  92     linux_password "$SNF_IMAGE_TARGET" "$SNF_IMAGE_PASSWORD"
  93 fi
  94
  95 echo "done"
  96
  97 exit 0
  98
  99 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :
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