ClickHouse/debian/clickhouse-server-base.postinst

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#!/bin/sh
set -e
CLICKHOUSE_USER=clickhouse
CLICKHOUSE_GROUP=${CLICKHOUSE_USER}
CLICKHOUSE_DATADIR=/var/lib/clickhouse
CLICKHOUSE_LOGDIR=/var/log/clickhouse-server
if [ "$1" = configure ]; then
if [ -x "/etc/init.d/clickhouse-server" ]; then
update-rc.d clickhouse-server defaults 19 19 >/dev/null || exit $?
fi
# Make sure the administrative user exists
if ! getent passwd ${CLICKHOUSE_USER} > /dev/null; then
adduser --system --disabled-login --no-create-home --home /nonexistent \
--shell /bin/false --group --gecos "Clickhouse server" clickhouse > /dev/null
fi
# if the user was created manually, make sure the group is there as well
if ! getent group ${CLICKHOUSE_GROUP} > /dev/null; then
addgroup --system ${CLICKHOUSE_GROUP} > /dev/null
fi
# make sure user is in the correct group
if ! id -Gn ${CLICKHOUSE_USER} | grep -qw ${CLICKHOUSE_USER}; then
adduser ${CLICKHOUSE_USER} ${CLICKHOUSE_GROUP} > /dev/null
fi
# check validity of user and group
if [ "`id -u ${CLICKHOUSE_USER}`" -eq 0 ]; then
echo "The ${CLICKHOUSE_USER} system user must not have uid 0 (root).
Please fix this and reinstall this package." >&2
exit 1
fi
if [ "`id -g ${CLICKHOUSE_GROUP}`" -eq 0 ]; then
echo "The ${CLICKHOUSE_USER} system user must not have root as primary group.
Please fix this and reinstall this package." >&2
exit 1
fi
if [ ! -d ${CLICKHOUSE_DATADIR} ]; then
mkdir -p ${CLICKHOUSE_DATADIR}
chown ${CLICKHOUSE_USER}:${CLICKHOUSE_GROUP} ${CLICKHOUSE_DATADIR}
chmod 700 ${CLICKHOUSE_DATADIR}
fi
if [ ! -d ${CLICKHOUSE_LOGDIR} ]; then
mkdir -p ${CLICKHOUSE_LOGDIR}
chown root:${CLICKHOUSE_GROUP} ${CLICKHOUSE_LOGDIR}
# Allow everyone to read logs, root and clickhouse to read-write
chmod 775 ${CLICKHOUSE_LOGDIR}
fi
if [ -d ${CLICKHOUSE_LOGDIR} ]; then
# only for compatibility for old metrika user, remove string after 2017-06-01
su -s /bin/sh ${CLICKHOUSE_USER} -c "test -w ${CLICKHOUSE_LOGDIR}" || chown -R root:${CLICKHOUSE_GROUP} ${CLICKHOUSE_LOGDIR}; chmod -R ug+rw ${CLICKHOUSE_LOGDIR}
fi
# Clean old dynamic compilation results
if [ -d "${CLICKHOUSE_DATADIR}/build" ]; then
rm -f ${CLICKHOUSE_DATADIR}/build/*.cpp ${CLICKHOUSE_DATADIR}/build/*.so ||:
fi
fi