Cross Reference: /solaris-userland/components/mysql-5-5/Solaris/mysql_55

#!/sbin/sh
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
# Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
#

. /lib/svc/share/smf_include.sh

# SMF_FMRI is the name of the target service. This allows multiple instances
# to use the same script.

if [ -z $SMF_FMRI ]; then
        echo "SMF framework variables are not initialized."
        exit $SMF_EXIT_ERR
fi

getproparg() {
    val=`svcprop -p $1 $SMF_FMRI`
    [ -n "$val" ] && echo $val
}

MYSQLCNF=`getproparg mysql/cnf`
MYSQLBIN=`getproparg mysql/bin`
MYSQLDATA=`getproparg mysql/data`
PIDFILE=${MYSQLDATA}/`/usr/bin/uname -n`.pid
STARTTIMEOUT=180

if [ -z ${MYSQLCNF} ]; then
        echo "mysql/cnf property not set"
        exit $SMF_EXIT_ERR_CONFIG
fi

if [ -z ${MYSQLBIN} ]; then
        echo "mysql/bin property not set"
        exit $SMF_EXIT_ERR_CONFIG
fi

if [ -z ${MYSQLDATA} ]; then
    echo "mysql/data property not set"
    exit $SMF_EXIT_ERR_CONFIG
fi

if [ ! -d ${MYSQLDATA} ]; then
    echo "mysql/data directory ${MYSQLDATA} is not a valid MySQL data directory"
    exit $SMF_EXIT_ERR_CONFIG
fi

if [ ! -d ${MYSQLDATA}/mysql ]; then
    echo ${MYSQLBIN}/mysql_install_db --user=mysql --datadir=${MYSQLDATA}
    ${MYSQLBIN}/mysql_install_db --user=mysql --datadir=${MYSQLDATA}
fi

# ping function which return success when mysqld starts accepting connections
# or return failure in case of timeout after $STARTTIMEOUT seconds.
# using this function in mysql_start(), method waits/blocks to mysqld is really ready,
# which might take some time in case of recovery.

mysql_pinger() {
    mysqld_safe_pid=$1
    timer=$STARTTIMEOUT
    ret=0
    while [ $timer -gt 0 ]; do
        sleep 1
        ${MYSQLBIN}/mysqladmin --no-defaults --socket="/tmp/mysql.sock" --user=UNKNOWN_MYSQL_USER ping >/dev/null 2>&1 && break
    timer=$(expr $timer - 1)

    # Check if mysqld_safe is still alive, if not there is no hope
    if ! kill -0 $mysqld_safe_pid >/dev/null 2>&1 ; then
        ret=1
        break
    fi
    done

    # Did we timeout?
    if [ $timer = 0 ]; then
    echo "MySQL Database start up timeout after ${STARTTIMEOUT}s"
    ret=1
    fi
    return $ret
}

# refresh method for this service is not defined because mysqld by itself
# cannot accept a HUP signal to reload the configuration file my.cnf

mysql_start()   {
    echo ${MYSQLBIN}/mysqld_safe --defaults-file=${MYSQLCNF} --user=mysql --datadir=${MYSQLDATA} --pid-file=${PIDFILE}
    ${MYSQLBIN}/mysqld_safe --defaults-file=${MYSQLCNF} --user=mysql --datadir=${MYSQLDATA} --pid-file=${PIDFILE} > /dev/null &

        if mysql_pinger $! ; then
            echo "Starting service MySQL"
        else
            echo "Failed to start service MySQL"
            exit $SMF_EXIT_ERR
        fi
}

case "$1" in
'start')
    mysql_start
    ;;

*)
    echo "Usage: $0 start"
    exit 1
    ;;

esac
exit $SMF_EXIT_OK