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post_install() {
groupadd rethinkdb &>/dev/null
useradd -g rethinkdb -d /var/lib/rethinkdb -s /bin/false rethinkdb &>/dev/null
/usr/bin/systemd-tmpfiles --create rethinkdb.conf
if [ -d /var/lib/rethinkdb ]; then
echo "Database directory '/var/lib/rethinkdb' already exists. If you want to recreate default database then delete the directory and run 'rethinkdb create -d /var/lib/rethinkdb/default'."
fi
if [ ! -d /var/lib/rethinkdb/default ]; then
mkdir -p /var/lib/rethinkdb
/usr/bin/rethinkdb create -d /var/lib/rethinkdb/default
fi
chown -R rethinkdb:rethinkdb /var/lib/rethinkdb
}
post_upgrade() {
IFS='.' read -a new_version <<< "$1"
IFS='.' read -a old_version <<< "$2"
# previously data diecotry was /var/lib/rethinkdb/
# now we moved to multi-instance location: /var/lib/rethinkdb/default
# convert from previous location, remove this check Q3'13
if [ -e /var/lib/rethinkdb/metadata -a ! -d /var/lib/rethinkdb/default ]; then
echo "You store rethinkdb data in /var/lib/rethinkdb. Moving this data to per-instance location /var/lib/rethinkdb/default."
mkdir /var/lib/rethinkdb/default
mv /var/lib/rethinkdb/* /var/lib/rethinkdb/default
chown -R rethinkdb:rethinkdb /var/lib/rethinkdb
fi
if [ "${old_version[0]}" != "${new_version[0]}" -o "${old_version[1]}" != "${new_version[1]}" ]; then
echo "This release changed data storage format. Please upgrade your data using following information https://github.com/rethinkdb/rethinkdb/tree/next/scripts/migration"
fi
getent group rethinkdb >/dev/null 2>&1 || groupadd rethinkdb &>/dev/null
getent passwd rethinkdb >/dev/null 2>&1 || useradd -g rethinkdb -d /var/lib/rethinkdb -s /bin/false rethinkdb &>/dev/null
}
post_remove() {
#/usr/bin/systemctl stop rethinkdb@default.service
getent passwd rethinkdb >/dev/null && userdel rethinkdb
getent group rethinkdb >/dev/null && groupdel rethinkdb
echo "RethinkDB data directory '/var/lib/rethinkdb' is left untouched. Remove it if you really sure you won't need your data in the future."
}
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