-#!/bin/bash -l
+#!/bin/bash
# Copyright (C) 2016 Ian Kelling
# Licensed under the Apache License, Version 2.0 (the "License");
# See the License for the specific language governing permissions and
# limitations under the License.
-if s test -e /q/root/.ssh; then
- s lnf /q/root/.ssh /root
+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
- mkdir /root/.ssh
+ dest=/root/.ssh
+ mkdir -p $dest
+ chmod 700 $dest
fi
-s cp -rL $(eval echo ~${SUDO_USER:-$USER})/.ssh/* /root/.ssh
-s chown -R root:root /root/.ssh
+
+user_ssh_dir=$(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