#!/bin/sh

##
# Wilfredo Sanchez <wsanchez@wsanchez.net>
#
# Set up a backup client.
##

. "$(dirname "$0")/common.sh";

client_load_config;

#
# Verify SSH keys are set up
#
# FIXME: Can we automate this?
#

if [ ! -f "${client_key_file}" ]; then
  error "No client private key file: ${client_key_file}";
  echo "Contact the backup server administrator to obtain the private key for"
  echo "this client.";
  exit 1;
else
  chmod 600 "${client_key_file}";
fi;

if [ ! -f "${server_pub_file}" ]; then
  error "No server public key file: ${server_pub_file}";
  echo "Obtaining public key from backup server...";

  # Connect via SSH to obtain the server public key.
  ssh -N                                         \
      -o BatchMode="yes"                         \
      -o UserKnownHostsFile="${server_pub_file}" \
      -o StrictHostKeyChecking="no"              \
      "${backup_server}" 2>/dev/null || true;

  if [ ! -f "${server_pub_file}" ]; then
    error "Unable to obtain public key from backup server.";
    exit 1;
  fi;
fi;