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#! /bin/sh
#
# Copyright (c) 2011, Couchbase, Inc.
# All rights reserved
#
# 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.
MEMBASE_NUM_VBUCKETS=@@MEMBASE_NUM_VBUCKETS@@
export MEMBASE_NUM_VBUCKETS
PATH="/opt/couchbase/bin":$PATH
export PATH
ERL_LIBS="/opt/couchbase/lib/couchdb/erlang/lib:/opt/couchbase/lib/ns_server/erlang/lib:/opt/couchbase/lib/couchdb/plugins"
export ERL_LIBS
ERL_MAX_PORTS=8192
export ERL_MAX_PORTS
DEFAULT_CONFIG_DIR="/opt/couchbase/etc/couchdb/default.d"
DEFAULT_CONFIG_FILE="/opt/couchbase/etc/couchdb/default.ini"
LOCAL_CONFIG_DIR="/opt/couchbase/etc/couchdb/local.d"
LOCAL_CONFIG_FILE="/opt/couchbase/etc/couchdb/local.ini"
PIDFILE="/opt/couchbase/var/lib/membase/membase-server.pid"
NODEFILE="/opt/couchbase/var/lib/membase/membase-server.node"
COOKIEFILE="/opt/couchbase/var/lib/membase/membase-server.cookie"
couch_start_arguments=""
# For some obscure reason erl requires HOME environment variable to be set.
if [ -z "$HOME" ]
then
export HOME=/tmp
fi
_check_nofile () {
if [ `ulimit -n` -lt 10240 ]
then
cat <<EOF
The maximum number of open files for the membase user is set too low.
It must be at least 10240. Normally this can be increased by adding
the following lines to /etc/security/limits.conf:
couchbase soft nofile <value>
couchbase hard nofile <value>
Where <value> is greater than 10240.
EOF
fi
}
_prepare_datadir () {
datadir="/opt/couchbase/var/lib/membase"
test -d "$datadir" || mkdir -p "$datadir"
cd "$datadir"
}
_maybe_start_epmd () {
# Initialize distributed erlang on the system (i.e. epmd)
erl -noshell -setcookie nocookie -sname init -run init stop 2>&1 > /dev/null
if [ $? -ne 0 ]
then
exit 1
fi
}
_add_config_file () {
couch_start_arguments="$couch_start_arguments $1"
}
_add_config_dir () {
for file in "$1"/*.ini; do
if [ -r "$file" ]; then
_add_config_file "$file"
fi
done
}
_load_config () {
_add_config_file "$DEFAULT_CONFIG_FILE"
_add_config_dir "$DEFAULT_CONFIG_DIR"
_add_config_file "$LOCAL_CONFIG_FILE"
_add_config_dir "$LOCAL_CONFIG_DIR"
if [ "$COUCHDB_ADDITIONAL_CONFIG_FILE" != '' ]
then
_add_config_file "$COUCHDB_ADDITIONAL_CONFIG_FILE"
fi
}
_start() {
_check_nofile
_prepare_datadir
_maybe_start_epmd
_load_config
exec erl \
+A 16 \
+P 327680 \
+K true \
-setcookie nocookie \
-kernel inet_dist_listen_min 21100 inet_dist_listen_max 21299 \
$* \
-run ns_bootstrap -- \
-couch_ini $couch_start_arguments \
-ns_server config_path "\"/opt/couchbase/etc/membase/static_config\"" \
-ns_server pidfile "\"$PIDFILE\"" \
-ns_server nodefile "\"$NODEFILE\"" \
-ns_server cookiefile "\"$COOKIEFILE\""
}
_stop() {
[ -f $PIDFILE ] && [ -f $NODEFILE ] && [ -f $COOKIEFILE ] || return 1
cookie=`cat "$COOKIEFILE"`
nodename=`cat "$NODEFILE"`
erl \
-name executioner@executioner \
-noshell \
-hidden \
-setcookie "$cookie" \
-eval "ns_bootstrap:remote_stop('$nodename')"
errcode=$?
if [ $errcode -eq 0 ]; then
rm "$PIDFILE"
rm "$COOKIEFILE"
rm "$NODEFILE"
fi
return $errcode
}
_parse_options () {
# set +e
options=`getopt k $*`
if [ ! $? -eq 0 ]; then
return 1
fi
# set -e
eval set -- $options
if [ "-k" = "$1" ]; then
KILL=true;
fi
shift
if [ x"$KILL" = "xtrue" ]; then
_stop
else
_start $*
fi
}
_parse_options $*