86 lines
1.6 KiB
Plaintext
86 lines
1.6 KiB
Plaintext
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#!/bin/sh
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#
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# mysql
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#
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MYSQL_LIB="/var/lib/mysql"
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MYSQL_RUN="/run/mysql"
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MYSQL_PIDFILE="$MYSQL_RUN/mysqld.pid"
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MYSQL_LOG="/var/log/mysql"
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MYSQL_LOGFILE="$MYSQL_LOG/mysqld.log"
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MYSQL_BIN="/usr/bin"
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wait_for_ready() {
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WAIT_DELAY=5
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while [ $WAIT_DELAY -gt 0 ]; do
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if $MYSQL_BIN/mysqladmin ping > /dev/null 2>&1; then
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return 0
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fi
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sleep 1
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: $((WAIT_DELAY -= 1))
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done
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return 1
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}
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start() {
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# stderr is redirected to prevent a warning
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# if mysql lib directory doesn't exist
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if [ `ls -1 $MYSQL_LIB 2> /dev/null | wc -l` = 0 ] ; then
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printf "Creating mysql system tables ... "
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$MYSQL_BIN/mysql_install_db --basedir=/usr \
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--datadir=$MYSQL_LIB > /dev/null 2>&1
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if [ $? != 0 ]; then
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echo "FAIL"
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exit 1
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fi
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chown -R mysql:mysql $MYSQL_LIB
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echo "OK"
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fi
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# mysqld runs as user mysql, but /run is only writable by root
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# so create a subdirectory for mysql.
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install -d -o mysql -g root -m 0755 $MYSQL_RUN
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# Also create logging directory as user mysql.
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install -d -o mysql -g root -m 0755 $MYSQL_LOG
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# We don't use start-stop-daemon because mysqld has its own
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# wrapper script.
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printf "Starting mysql ... "
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$MYSQL_BIN/mysqld_safe --pid-file=$MYSQL_PIDFILE --user=mysql \
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--log-error=$MYSQL_LOGFILE > /dev/null 2>&1 &
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wait_for_ready
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[ $? = 0 ] && echo "OK" || echo "FAIL"
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}
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stop() {
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printf "Stopping mysql ... "
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if [ -f $MYSQL_PIDFILE ]; then
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kill `cat $MYSQL_PIDFILE` > /dev/null 2>&1
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[ $? = 0 ] && echo "OK" || echo "FAIL"
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else
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echo "FAIL"
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fi
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}
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restart() {
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stop
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sleep 1
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start
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}
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case "$1" in
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start)
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start
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;;
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stop)
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stop
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;;
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restart)
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restart
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;;
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*)
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echo "Usage: $0 {start|stop|restart}"
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;;
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esac
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