#!/bin/bash
# Copyright (C) 2016 Ian Kelling

# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at

#     http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set -eE -o pipefail
trap 'echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR

[[ $EUID == 0 ]] || exec sudo "$BASH_SOURCE" "$@"

if test -e /q/root/.ssh; then
    dest=/q/root/.ssh
    /a/exe/lnf $dest /root
else
    dest=/root/.ssh
    mkdir -p $dest
    chmod 700 $dest
fi

user_ssh_dir=$(eval echo ~${SUDO_USER:-$USER})/.ssh

# remove broken links, or else rsync has error about them.
find $user_ssh_dir -xtype l -exec rm '{}' \;
# -t times, so it won't rewrite the file every time,
# -L resolve links
rsync -rtL --delete $user_ssh_dir/ $dest
chown -R root:root /root/.ssh