--- /dev/null
+#!/sbin/openrc-run
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+extra_commands="checkconfig"
+extra_stopped_commands="boostrap_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
+}
+
+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 ${MY_ARGS}"
+ mark_service_starting
+ if start ; then
+ mark_service_started
+ return 0
+ else
+ mark_service_stopped
+ return 1
+ fi
+}
+
+start() {
+ # Check for old conf.d variables that mean migration was not yet done.
+ set | egrep -sq '^(mysql_slot_|MYSQL_BLOG_PID_FILE|STOPTIMEOUT)'
+ rc=$?
+ # 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}"
+ supervise-daemon \
+ ${DEBUG:+"--verbose"} \
+ --pidfile "/run/${SVCNAME}.pid" \
+ ${tmpnice} \
+ ${tmpionice} \
+ --start \
+ "${basedir}"/sbin/mysqld \
+ -- --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
+}
+
+stop() {
+ if [ ${RC_CMD} = "restart" ] ; then
+ checkconfig || return 1
+ fi
+
+ ebegin "Stopping $(mysql_svcname)"
+
+ supervise-daemon \
+ ${DEBUG:+"--verbose"} \
+ --stop \
+ --pidfile "/run/${SVCNAME}.pid"
+ 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:
+
projects / gentoo.git / commitdiff