#!/bin/sh
#
# 2012 Jake Guffey (jake.guffey at eprotex.com)
#
# This file is part of cdist.
#
# cdist is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# cdist is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with cdist. If not, see <http://www.gnu.org/licenses/>.
#
#
# Manage pf(4) on *BSD
#

# Debug
#exec >&2
#set -x

# Send files to $__target_host via $__remote_copy

uname=$(uname)   # Need to know what the cdist host is running so we know how to compute the ruleset's checksum
state=$(cat "$__object/parameter/state")

if [ "$state" = "absent" ]; then   # There is nothing more for a *local* script to do
   exit 0
fi

if [ -f "$__object/parameter/source" ]; then
   source=$(cat "$__object/parameter/source")
fi

rcvar=$(cat "$__object/explorer/rcvar")
cksum=$(cat "$__object/explorer/cksum")


cat <<EOF
case $uname in
   Darwin)
      currentSum=\$(cksum -o 1 ${source} | cut '-d ' -f1)
      ;;
   Linux)
      currentSum=\$(cksum ${source} | cut '-d ' -f1)
      ;;
   FreeBSD)
      currentSum=\$(cksum -o 1 ${source} | cut -d= -f2 | sed 's/ //g')
      ;;
   *)
      echo "Sorry, I do not know how to find a cksum on ${UNAME}." >&2
      exit 1
      ;;
esac

if [ -n "${cksum}" ]; then
   if [ ! "\${currentSum}" = "${cksum}" ]; then
      $__remote_copy "${source}" "$__target_host:${rcvar}.new"
   fi
else # File just doesn't exist yet
   $__remote_copy "${source}" "$__target_host:${rcvar}.new"
fi
EOF

# Debug
#exec +x