rabbitmq-server/scripts/rabbitmq-script-wrapper

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#!/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.
##
for arg in "$@" ; do
# Wrap each arg in single quotes and wrap single quotes in double quotes, so that they're passed through cleanly.
arg=`printf %s "$arg" | sed -e "s#'#'\"'\"'#g"`
CMDLINE="${CMDLINE} '${arg}'"
done
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 "$@"
elif current_user_is_root && calling_rabbitmq_plugins
then
exec_script_as_rabbitmq "$@"
elif current_user_is_root
then
exec_script_as_root
else
run_script_help_and_fail
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@
}
exec_script_as_rabbitmq() {
HOME="$(cd ~rabbitmq && pwd)" exec "/usr/lib/rabbitmq/bin/$SCRIPT" "$@"
}
exec_script_as_root() {
if [ -x /sbin/runuser ]
then
exec /sbin/runuser -u rabbitmq /bin/sh -c "/usr/lib/rabbitmq/bin/$SCRIPT $CMDLINE"
elif [ -x /bin/su ]
then
exec /bin/su rabbitmq -s /bin/sh -c "/usr/lib/rabbitmq/bin/$SCRIPT $CMDLINE"
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 $SCRIPT
"
exit 1
}
main "$@"