#!/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 VMware, Inc.
##  Copyright (c) 2007-2012 VMware, Inc.  All rights reserved.
##

# Get default settings with user overrides for (RABBITMQ_)<var_name>
# Non-empty defaults should be set in rabbitmq-env
. `dirname $0`/rabbitmq-env

##--- Set environment vars RABBITMQ_<var_name> to defaults if not set

DEFAULT_NODE_IP_ADDRESS=auto
DEFAULT_NODE_PORT=5672
[ "x" = "x$RABBITMQ_NODE_IP_ADDRESS" ] && RABBITMQ_NODE_IP_ADDRESS=${NODE_IP_ADDRESS}
[ "x" = "x$RABBITMQ_NODE_PORT" ] && RABBITMQ_NODE_PORT=${NODE_PORT}

[ "x" = "x$RABBITMQ_NODE_IP_ADDRESS" ] && [ "x" != "x$RABBITMQ_NODE_PORT" ] && RABBITMQ_NODE_IP_ADDRESS=${DEFAULT_NODE_IP_ADDRESS}
[ "x" != "x$RABBITMQ_NODE_IP_ADDRESS" ] && [ "x" = "x$RABBITMQ_NODE_PORT" ] && RABBITMQ_NODE_PORT=${DEFAULT_NODE_PORT}

[ "x" = "x$RABBITMQ_NODENAME" ] && RABBITMQ_NODENAME=${NODENAME}
[ "x" = "x$RABBITMQ_SERVER_ERL_ARGS" ] && RABBITMQ_SERVER_ERL_ARGS=${SERVER_ERL_ARGS}
[ "x" = "x$RABBITMQ_CONFIG_FILE" ] && RABBITMQ_CONFIG_FILE=${CONFIG_FILE}
[ "x" = "x$RABBITMQ_LOG_BASE" ] && RABBITMQ_LOG_BASE=${LOG_BASE}
[ "x" = "x$RABBITMQ_MNESIA_BASE" ] && RABBITMQ_MNESIA_BASE=${MNESIA_BASE}
[ "x" = "x$RABBITMQ_SERVER_START_ARGS" ] && RABBITMQ_SERVER_START_ARGS=${SERVER_START_ARGS}

[ "x" = "x$RABBITMQ_MNESIA_DIR" ] && RABBITMQ_MNESIA_DIR=${MNESIA_DIR}
[ "x" = "x$RABBITMQ_MNESIA_DIR" ] && RABBITMQ_MNESIA_DIR=${RABBITMQ_MNESIA_BASE}/${RABBITMQ_NODENAME}

[ "x" = "x$RABBITMQ_PID_FILE" ] && RABBITMQ_PID_FILE=${PID_FILE}
[ "x" = "x$RABBITMQ_PID_FILE" ] && RABBITMQ_PID_FILE=${RABBITMQ_MNESIA_DIR}.pid

[ "x" = "x$RABBITMQ_PLUGINS_EXPAND_DIR" ] && RABBITMQ_PLUGINS_EXPAND_DIR=${PLUGINS_EXPAND_DIR}
[ "x" = "x$RABBITMQ_PLUGINS_EXPAND_DIR" ] && RABBITMQ_PLUGINS_EXPAND_DIR=${RABBITMQ_MNESIA_BASE}/${RABBITMQ_NODENAME}-plugins-expand

[ "x" = "x$RABBITMQ_ENABLED_PLUGINS_FILE" ] && RABBITMQ_ENABLED_PLUGINS_FILE=${ENABLED_PLUGINS_FILE}

[ "x" = "x$RABBITMQ_PLUGINS_DIR" ] && RABBITMQ_PLUGINS_DIR=${PLUGINS_DIR}

## Log rotation
[ "x" = "x$RABBITMQ_LOGS" ] && RABBITMQ_LOGS=${LOGS}
[ "x" = "x$RABBITMQ_LOGS" ] && RABBITMQ_LOGS="${RABBITMQ_LOG_BASE}/${RABBITMQ_NODENAME}.log"
[ "x" = "x$RABBITMQ_SASL_LOGS" ] && RABBITMQ_SASL_LOGS=${SASL_LOGS}
[ "x" = "x$RABBITMQ_SASL_LOGS" ] && RABBITMQ_SASL_LOGS="${RABBITMQ_LOG_BASE}/${RABBITMQ_NODENAME}-sasl.log"

##--- End of overridden <var_name> variables

RABBITMQ_START_RABBIT=
[ "x" = "x$RABBITMQ_ALLOW_INPUT" ] && RABBITMQ_START_RABBIT='-noinput'

case "$(uname -s)" in
  CYGWIN*) # we make no attempt to record the cygwin pid; rabbitmqctl wait
           # will not be able to make sense of it anyway
           ;;
  *)       mkdir -p $(dirname ${RABBITMQ_PID_FILE});
           echo $$ > ${RABBITMQ_PID_FILE}
           ;;
esac

RABBITMQ_EBIN_ROOT="${RABBITMQ_HOME}/ebin"
if [ "x" = "x$RABBITMQ_NODE_ONLY" ]; then
    if erl \
	-pa "$RABBITMQ_EBIN_ROOT" \
	-noinput \
	-hidden \
	-s rabbit_prelaunch \
	-sname rabbitmqprelaunch$$ \
	-extra "$RABBITMQ_ENABLED_PLUGINS_FILE" "$RABBITMQ_PLUGINS_DIR" "${RABBITMQ_PLUGINS_EXPAND_DIR}" "${RABBITMQ_NODENAME}"
    then
	RABBITMQ_BOOT_FILE="${RABBITMQ_PLUGINS_EXPAND_DIR}/rabbit"
	RABBITMQ_EBIN_PATH=""
    else
	exit 1
    fi
else
    RABBITMQ_BOOT_FILE=start_sasl
    RABBITMQ_EBIN_PATH="-pa ${RABBITMQ_EBIN_ROOT}"
fi
RABBITMQ_CONFIG_ARG=
[ -f "${RABBITMQ_CONFIG_FILE}.config" ] && RABBITMQ_CONFIG_ARG="-config ${RABBITMQ_CONFIG_FILE}"

RABBITMQ_LISTEN_ARG=
[ "x" != "x$RABBITMQ_NODE_PORT" ] && [ "x" != "x$RABBITMQ_NODE_IP_ADDRESS" ] && RABBITMQ_LISTEN_ARG="-rabbit tcp_listeners [{\""${RABBITMQ_NODE_IP_ADDRESS}"\","${RABBITMQ_NODE_PORT}"}]"

# we need to turn off path expansion because some of the vars, notably
# RABBITMQ_SERVER_ERL_ARGS, contain terms that look like globs and
# there is no other way of preventing their expansion.
set -f

exec erl \
    ${RABBITMQ_EBIN_PATH} \
    ${RABBITMQ_START_RABBIT} \
    -sname ${RABBITMQ_NODENAME} \
    -boot ${RABBITMQ_BOOT_FILE} \
    ${RABBITMQ_CONFIG_ARG} \
    +W w \
    ${RABBITMQ_SERVER_ERL_ARGS} \
    ${RABBITMQ_LISTEN_ARG} \
    -sasl errlog_type error \
    -sasl sasl_error_logger false \
    -rabbit error_logger '{file,"'${RABBITMQ_LOGS}'"}' \
    -rabbit sasl_error_logger '{file,"'${RABBITMQ_SASL_LOGS}'"}' \
    -os_mon start_cpu_sup false \
    -os_mon start_disksup false \
    -os_mon start_memsup false \
    -mnesia dir "\"${RABBITMQ_MNESIA_DIR}\"" \
    ${RABBITMQ_SERVER_START_ARGS} \
    "$@"
