#!/bin/sh
## The contents of this file are subject to the Mozilla Public License
## Version 1.1 (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.mozilla.org/MPL/
##
## Software distributed under the License is distributed on an "AS IS"
## basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
## the License for the specific language governing rights and
## limitations under the License.
##
## The Original Code is RabbitMQ.
##
## The Initial Developer of the Original Code is GoPivotal, Inc.
## Copyright (c) 2007-2015 Pivotal Software, Inc. All rights reserved.
##
SCRIPT="$(basename "$0")"
RABBITMQ_ENV=/usr/lib/rabbitmq/bin/rabbitmq-env
RABBITMQ_SCRIPTS_DIR="$(dirname "$RABBITMQ_ENV")"
main() {
ensure_we_are_in_a_readable_dir
if current_user_is_rabbitmq && calling_rabbitmq_server
then
exec_rabbitmq_server "$@"
elif current_user_is_rabbitmq && ! calling_rabbitmq_plugins
then
exec_script_as_rabbitmq "$@"
elif current_user_is_root && calling_rabbitmq_plugins
then
run_script_as_rabbitmq "$@"
maybe_fixup_erlang_cookie
elif current_user_is_root
then
exec_script_as_root "$@"
else
run_script_help_and_fail
fi
}
maybe_fixup_erlang_cookie() {
# rabbitmq/rabbitmq-server-release#85
_rabbitmq_home="$(cd ~rabbitmq && pwd)"
_erlang_cookie="$_rabbitmq_home/.erlang.cookie"
if [ -f "$_erlang_cookie" ]
then
chown @RABBITMQ_USER@:@RABBITMQ_GROUP@ "$_erlang_cookie"
chmod 400 "$_erlang_cookie"
fi
}
ensure_we_are_in_a_readable_dir() {
# shellcheck disable=SC2164
cd ~rabbitmq || cd /
}
current_user_is_rabbitmq() {
[ "$(id -un)" = "rabbitmq" ]
}
current_user_is_root() {
[ "$(id -u)" = 0 ]
}
calling_rabbitmq_server() {
[ "$SCRIPT" = "rabbitmq-server" ]
}
calling_rabbitmq_plugins() {
[ "$SCRIPT" = "rabbitmq-plugins" ]
}
exec_rabbitmq_server() {
RABBITMQ_ENV=/usr/lib/rabbitmq/bin/rabbitmq-env
# RABBITMQ_SCRIPTS_DIR is used in rabbitmq-env
# shellcheck disable=SC2034
RABBITMQ_SCRIPTS_DIR="$(dirname "$RABBITMQ_ENV")"
# shellcheck source=/dev/null
. "$RABBITMQ_ENV"
exec /usr/lib/rabbitmq/bin/rabbitmq-server "$@" @STDOUT_STDERR_REDIRECTION@
}
run_script_as_rabbitmq() {
HOME="$(cd ~rabbitmq && pwd)" "/usr/lib/rabbitmq/bin/$SCRIPT" "$@"
}
exec_script_as_rabbitmq() {
HOME="$(cd ~rabbitmq && pwd)" exec "/usr/lib/rabbitmq/bin/$SCRIPT" "$@"
}
exec_script_as_root() {
if [ -x /sbin/runuser ]
then
# TODO:
# At some point all of the RabbitMQ supported distributions will be using
# the util-linux version of /sbin/runuser, as it has been removed from GNU
# coreutils as of 2012. At that point the first clause of the following
# if statement can become the only statement used and the if/then
# removed
if /sbin/runuser --version | grep -qF util-linux
then
exec /sbin/runuser -u rabbitmq -- "/usr/lib/rabbitmq/bin/$SCRIPT" "$@"
else
exec /sbin/runuser -s /bin/sh -- rabbitmq "/usr/lib/rabbitmq/bin/$SCRIPT" "$@"
fi
elif [ -x /bin/su ]
then
exec /bin/su -s /bin/sh rabbitmq -- "/usr/lib/rabbitmq/bin/$SCRIPT" "$@"
else
echo "Please ensure /bin/su or /sbin/runuser exists and can be executed by $USER." 1>&2
exit 1
fi
}
run_script_help_and_fail() {
"/usr/lib/rabbitmq/bin/$SCRIPT" help
echo "
Only root or rabbitmq can run $SCRIPT
"
exit 1
}
main "$@"