#!/sbin/openrc-run # Copyright 1999-2019 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 extra_commands="checkconfig" extra_stopped_commands="bootstrap_galera" description_checkconfig="Verify the server's configuration" description_boostrap_galera="Start a new Galera cluster with this server as the initial node" depend() { use net.lo # localmount needed for $basedir need localmount # This service has its own timeout and may need to wait for repairs # or remote synchronization keyword -timeout } get_config() { my_print_defaults --defaults-file="$1" mysqld server mariadb | sed -n -e "s/^--$2=//p" } mysql_svcname() { local ebextra= case "${SVCNAME}" in mysql*) ;; *) ebextra=" (mysql)" ;; esac echo "${SVCNAME}${ebextra}" } stringContain() { [ -z "${2##*$1*}" ] && [ -z "$1" -o -n "$2" ]; } bootstrap_galera() { MY_ARGS="--wsrep-new-cluster ${MY_ARGS}" mark_service_starting if start ; then mark_service_started return 0 else mark_service_stopped return 1 fi } start() { # Check for old conf.d variables that mean migration was not yet done. set | grep -Esq '^(mysql_slot_|MYSQL_BLOG_PID_FILE|STOPTIMEOUT)' rc=$? # Yes, MYSQL_INIT_I_KNOW_WHAT_I_AM_DOING is a hidden variable. # It does have a use in testing, as it is possible to build a config file # that works with both the old and new init scripts simulateously. if [ "${rc}" = 0 -a -z "${MYSQL_INIT_I_KNOW_WHAT_I_AM_DOING}" ]; then eerror "You have not updated your conf.d for the new mysql-init-scripts-2 revamp." eerror "Not proceeding because it may be dangerous." return 1 fi # Check the config or die if [ ${RC_CMD} != "restart" ] ; then checkconfig || return 1 fi # Now we can startup ebegin "Starting $(mysql_svcname)" MY_CNF="${MY_CNF:-/etc/${SVCNAME}/my.cnf}" if [ ! -r "${MY_CNF}" ] ; then eerror "Cannot read the configuration file \`${MY_CNF}'" return 1 fi # tail -n1 is critical as these we only want the last instance of the option local basedir=$(get_config "${MY_CNF}" basedir | tail -n1) local pidfile=$(get_config "${MY_CNF}" 'pid[_-]file' | tail -n1) local socket=$(get_config "${MY_CNF}" socket | tail -n1) local chroot=$(get_config "${MY_CNF}" chroot | tail -n1) local wsrep="$(get_config "${MY_CNF}" 'wsrep[_-]on' | tail -n1 | awk '{print tolower($0)}')" local wsrep_new=$(get_config "${MY_CNF}" 'wsrep-new-cluster' | tail -n1) if [ -n "${chroot}" ] ; then socket="${chroot}/${socket}" pidfile="${chroot}/${pidfile}" fi # Galera: Only check datadir if not starting a new cluster and galera is enabled # wsrep_on is not on or wsrep-new-cluster exists in the config or MY_ARGS [ "${wsrep}" = "1" ] && wsrep="on" if [ "${wsrep}" != "on" ] || [ -n "${wsrep_new}" ] || stringContain 'wsrep-new-cluster' "${MY_ARGS}" ; then local datadir=$(get_config "${MY_CNF}" datadir | tail -n1) if [ ! -d "${datadir}" ] ; then eerror "MySQL datadir \`${datadir}' is empty or invalid" eerror "Please check your config file \`${MY_CNF}'" return 1 fi if [ ! -d "${datadir}"/mysql ] ; then # find which package is installed to report an error local EROOT=$(portageq envvar EROOT) local DBPKG_P=$(portageq match ${EROOT} $(portageq expand_virtual ${EROOT} virtual/mysql | head -n1)) if [ -z ${DBPKG_P} ] ; then eerror "You don't appear to have a server package installed yet." else eerror "You don't appear to have the mysql database installed yet." eerror "Please run \`emerge --config =${DBPKG_P}\` to have this done..." fi return 1 fi fi local piddir="${pidfile%/*}" checkpath -d --owner mysql:mysql --mode 0755 "$piddir" rc=$? if [ $rc -ne 0 ]; then eerror "Directory $piddir for pidfile does not exist and cannot be created" return 1 fi local startup_timeout=${STARTUP_TIMEOUT:-900} local startup_early_timeout=${STARTUP_EARLY_TIMEOUT:-1000} local tmpnice="${NICE:+"--nicelevel "}${NICE}" local tmpionice="${IONICE:+"--ionice "}${IONICE}" start-stop-daemon \ ${DEBUG:+"--verbose"} \ --start \ --exec "${basedir}"/sbin/mysqld \ --pidfile "${pidfile}" \ --background \ --wait ${startup_early_timeout} \ ${tmpnice} \ ${tmpionice} \ -- --defaults-file="${MY_CNF}" ${MY_ARGS} local ret=$? if [ ${ret} -ne 0 ] ; then eend ${ret} return ${ret} fi ewaitfile ${startup_timeout} "${socket}" eend $? || return 1 save_options pidfile "${pidfile}" save_options basedir "${basedir}" } stop() { if [ ${RC_CMD} = "restart" ] ; then checkconfig || return 1 fi ebegin "Stopping $(mysql_svcname)" local pidfile="$(get_options pidfile)" local basedir="$(get_options basedir)" local stop_timeout=${STOP_TIMEOUT:-120} start-stop-daemon \ ${DEBUG:+"--verbose"} \ --stop \ --exec "${basedir}"/sbin/mysqld \ --pidfile "${pidfile}" \ --retry ${stop_timeout} eend $? } checkconfig() { local my_cnf="${MY_CNF:-/etc/${SVCNAME}/my.cnf}" local basedir=$(get_config "${my_cnf}" basedir | tail -n1) local svc_name=$(mysql_svcname) ebegin "Checking mysqld configuration for ${svc_name}" if [ ${RC_CMD} = "checkconfig" ] ; then # We are calling checkconfig specifically. Print warnings regardless. "${basedir}"/sbin/mysqld --defaults-file="${my_cnf}" --help --verbose > /dev/null else # Suppress output to check the return value "${basedir}"/sbin/mysqld --defaults-file="${my_cnf}" --help --verbose > /dev/null 2>&1 # If the above command does not return 0, # then there is an error to echo to the user if [ $? -ne 0 ] ; then "${basedir}"/sbin/mysqld --defaults-file="${my_cnf}" --help --verbose > /dev/null fi fi eend $? "${svc_name} config check failed" } # vim: filetype=gentoo-init-d sw=2 ts=2 sts=2 noet: