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#!/bin/sh
set -e
[ -f /etc/default/elasticsearch ] && . /etc/default/elasticsearch
startElasticsearch() {
if [ -x "/etc/init.d/elasticsearch" ]; then
if [ -x "`which invoke-rc.d 2>/dev/null`" ]; then
invoke-rc.d elasticsearch start || true
else
/etc/init.d/elasticsearch start || true
fi
fi
}
case "$1" in
configure)
[ -z "$ES_USER" ] && ES_USER="elasticsearch"
[ -z "$ES_GROUP" ] && ES_GROUP="elasticsearch"
if ! getent group "$ES_GROUP" > /dev/null 2>&1 ; then
addgroup --system "$ES_GROUP" --quiet
fi
if ! id $ES_USER > /dev/null 2>&1 ; then
adduser --system --home /usr/share/elasticsearch --no-create-home \
--ingroup "$ES_GROUP" --disabled-password --shell /bin/false \
"$ES_USER"
fi
# Set user permissions on /var/log/elasticsearch and /var/lib/elasticsearch
mkdir -p /var/log/elasticsearch /var/lib/elasticsearch
chown -R $ES_USER:$ES_GROUP /var/log/elasticsearch /var/lib/elasticsearch
chmod 755 /var/log/elasticsearch /var/lib/elasticsearch
# configuration files should not be modifiable by elasticsearch user, as this can be a security issue
chown -Rh root:root /etc/elasticsearch/*
chmod 755 /etc/elasticsearch
find /etc/elasticsearch -type f -exec chmod 644 {} ';'
find /etc/elasticsearch -type d -exec chmod 755 {} ';'
# if $2 is set, this is an upgrade
if ( [ -n $2 ] && [ "$RESTART_ON_UPGRADE" = "true" ] ) ; then
startElasticsearch
# this is a fresh installation
elif [ -z $2 ] ; then
echo "### NOT starting elasticsearch by default on bootup, please execute"
echo " sudo update-rc.d elasticsearch defaults 95 10"
echo "### In order to start elasticsearch, execute"
echo " sudo /etc/init.d/elasticsearch start"
fi
;;
esac
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