#!/bin/bash # Copyright (c) 1995-2011 SuSE Linux AG Nuernberg, Germany. # # Author: Lenz Grimmer # Maintainer: Michal Hrusecky # # mysqld_multi extension added by Richard Bos, 2008 # # /etc/init.d/mysql # # and its symbolic link # # /usr/sbin/rcmysql # ### BEGIN INIT INFO # Provides: mysql # Required-Start: $network $remote_fs # Required-Stop: $network $remote_fs # Default-Start: 3 5 # Default-Stop: # Short-Description: Start the MySQL database server # Description: Start the MySQL database server ### END INIT INFO # Shell functions sourced from /etc/rc.status: # rc_check check and set local and overall rc status # rc_status check and set local and overall rc status # rc_status -v ditto but be verbose in local rc status # rc_status -v -r ditto and clear the local rc status # rc_failed set local and overall rc status to failed # rc_failed set local and overall rc status to # rc_reset clear local rc status (overall remains) # rc_exit exit appropriate to overall rc status . /etc/rc.status # First reset status of this service rc_reset # Return values acc. to LSB for all commands but status: # 0 - success # 1 - generic or unspecified error # 2 - invalid or excess argument(s) # 3 - unimplemented feature (e.g. "reload") # 4 - insufficient privilege # 5 - program is not installed # 6 - program is not configured # 7 - program is not running # # Note that starting an already running service, stopping # or restarting a not-running service as well as the restart # with force-reload (in case signalling is not supported) are # considered a success. # Check for the location of initscript if [ "`echo "$0" | grep "^\."`" ] || [ "`echo "$0" | grep "^[^/].*/"`" ]; then MYSELF="`pwd`/$0" else MYSELF="$0" fi parse_arguments() { for arg do case "$arg" in --basedir=*) basedir="`echo "$arg" | sed -e 's/^[^=]*=//'`" ;; --datadir=*) datadir="`echo "$arg" | sed -e 's/^[^=]*=//'`" ;; --pid-file=*) pid_file="`echo "$arg" | sed -e 's/^[^=]*=//'`" ;; --socket=*) socket="`echo "$arg" | sed -e 's/^[^=]*=//'`" ;; --log-error=*) log_error="`echo "$arg" | sed -e 's/^[^=]*=//'`" ;; --user=*) mysql_daemon_user="`echo "$arg" | sed -e 's/^[^=]*=//'`" ;; --group=*) mysql_daemon_group="`echo "$arg" | sed -e 's/^[^=]*=//'`" ;; esac done } wait_for_socket() { local i for((i=0; i<150; i++)); do sleep 0.2 test -S $1 && i='' && break done test -z "$i" || return 1 return 0 } # Don't run killproc -TERM, as it could send a SIGKILL as well, possibly # resulting in database corruption. Run kill -TERM manually instead, wait # approximately 300 seconds and fail if mysql doesn't respond. This will at # least prevent the SIGKILL when doing 'rcmysql stop' manually. During system # shutdown, we are out of luck... # See https://bugzilla.novell.com/show_bug.cgi?id=223209 kill_mysql () { local pid exe test -e "$pid_file" || return 7 # not running pid=`cat "$pid_file"` || return 4 # insufficient privileges if ! test -e /proc/version; then mount -n -t proc proc /proc test -e /proc/version || return 100 fi test -L "/proc/$pid/exe" || return 7 exe=`readlink "/proc/$pid/exe"` || return 4 test "`echo "$exe" | grep "^$MYSQLD"`" || return 7 kill -STOP "$pid" kill -TERM "$pid" || return 4 # suboptimal kill -CONT "$pid" for i in `seq 3000`; do # mysqld removes its pid file test -e "$pid_file" || return 0 LC_ALL=C sleep 0.1 done test -e "$pid_file" || return 0 return 1 } # Helper function which can end with any status set_return_value() { return $1 } # Checks for obsolete database check_obsolete() { # check for ISAM tables tables="`find "$datadir" -name '*.ISM' 2> /dev/null | sed "s@$datadir/*@@; s@.ISM@@; s@/@.@;"`" if test "$tables" ; then echo echo "Some tables still use ISAM format, which is NO LONGER SUPPORTED" echo "since mysql 5.0. To use these tables, you would need to open them" echo "from an older mysql server and convert to something better (eg. MyISAM)." echo echo "Tables using ISAM are: " echo " $tables " echo fi # check for bdb tables tables="`find "$datadir" -name '*.db' 2> /dev/null | sed "s@$datadir/*@@; s@.db@@; s@/@.@;"`" if test -n "$tables" ; then echo echo "Some tables still use BerkeleyDB format, which is NO LONGER SUPPORTED" echo "since mysql 5.1. To use these tables, you would need to open them" echo "from an older mysql server and convert to something better (eg. MyISAM)." echo echo "Tables using BerkeleyDB are: " echo " $tables " echo fi } # Check if we want to run multiple instances. [[ "`cat /etc/my.cnf | sed -n 's|^[[:blank:]]*\[mysqld[0-9]\+\]|yes|p'`" ]] && MYSQLD_MULTI=yes # This was old way how to specify this, left for backward compatibility. [[ -f /etc/sysconfig/mysql ]] && . /etc/sysconfig/mysql if [[ "$MYSQLD_MULTI" == "yes" ]]; then [[ -x /usr/bin/mysqld_multi ]] || { echo -n "MySQL: /usr/bin/mysqld_multi not found" rc_failed 5; rc_status -v; rc_exit; } case "$1" in start) # FIXME: # We assume a fresh install if the directory $datadir/mysql # does not exist and create the privilege database # if ! test -d $datadir/mysql; then # echo -n "Creating MySQL privilege database... " # mysql_install_db --user=$mysql_daemon_user --datadir=$datadir || { # rc_failed; rc_status -v; rc_exit # } # fi echo -n "Starting service multi MySQL " mysqld_multi start # Remember status and be verbose rc_status -v ;; stop) echo -n "Shutting down service multi MySQL " mysqld_multi stop # Remember status and be verbose rc_status -v ;; try-restart) ## Stop the service and if this succeeds (i.e. the ## service was running before), start it again. ## Note: try-restart is not (yet) part of LSB (as of 0.7.5) "$MYSELF" status >/dev/null && "$MYSELF" restart # Remember status and be quiet rc_status ;; restart|force-reload) echo "Restarting service multi MySQL " "$MYSELF" stop "$MYSELF" start rc_status ;; reload) echo -n "Reloading service multi MySQL " mysqld_multi reload rc_status -v ;; status) STATUS=$(mysqld_multi report) echo -n "$STATUS" # Set the status for rc_status echo "$STATUS" | grep -q "is running" rc_status -v ;; *) echo "Usage: $MYSELF {start|stop|status|reload|restart|try-restart|force-reload}" exit 1 ;; esac else # Test, if mysqld or mysql-max actually exist unset MYSQLD # use mysqld-debug only if explicitly requested (TODO: sysconfig variable?) if test "$MYSQLD_DEBUG" = yes -a -x /usr/sbin/mysqld-debug then MYSQLD=/usr/sbin/mysqld-debug elif test -x /usr/sbin/mysqld-max then MYSQLD=/usr/sbin/mysqld-max elif test -x /usr/sbin/mysqld then MYSQLD=/usr/sbin/mysqld fi test "$MYSQLD" || { echo -n "Nor /usr/sbin/mysqld nor /usr/sbin/mysqld-max exists"; rc_failed 5; rc_status -v; rc_exit; } # The following section has been taken from # the original MySQL init script # Note: If you want to change these variables, you'll make your life easier # if you do so in /etc/my.cnf, which is preserved during upgrades basedir=/usr datadir=/var/lib/mysql mysql_daemon_user=mysql mysql_daemon_group=mysql pid_file=/var/run/mysql/mysqld.pid socket=/var/run/mysql/mysql.sock print_defaults=/usr/bin/my_print_defaults log_error=/var/log/mysql/mysqld.log mode=$1 # start or stop log_base="`echo "$log_error" | sed 's|\.log$||'`" [ "$log_base" \!= "$log_error" ] || log_base="/var/log/mysql/mysql" log_upgrade="${log_base}-upgrade.log" log_upgrade_run="${log_base}-upgrade-run.log" log_query="${log_base}-query.log" parse_arguments `$print_defaults $defaults mysqld mysql_server` mkdir -m 755 -p /var/run/mysql chown $mysql_daemon_user:$mysql_daemon_group /var/run/mysql export TEMPDIR="`cat /var/run/mysql/tmpdir 2> /dev/null`" # Safeguard (relative paths, core dumps..) cd "$basedir" case "$1" in start) # exit gracefully, if we are already running "$MYSELF" status >/dev/null && echo -n "Starting service MySQL " && \ rc_status -v && rc_exit # prepare tmp dir unset TMPDIR if [ "$TEMPDIR" ] && [ -d "$TEMPDIR" ] && \ [ "`ls -ld "$TEMPDIR" | grep "^drwx------[\\.\+]\?[[:blank:]]\+[0-9]\+[[:blank:]]\+$mysql_daemon_user[[:blank:]]\+$mysql_daemon_group[[:blank:]]\+.*"`" ]; then rm -rf "$TEMPDIR" fi TEMPDIR="`mktemp -d -p /var/tmp mysql.XXXXXX | tee /var/run/mysql/tmpdir`" [ -z "$TEMPDIR" ] || chown "$mysql_daemon_user:$mysql_daemon_group" "$TEMPDIR" [ "`ls -ld "$TEMPDIR" | grep "^drwx------[\\.\+]\?[[:blank:]]\+[0-9]\+[[:blank:]]\+$mysql_daemon_user[[:blank:]]\+$mysql_daemon_group[[:blank:]]\+.*"`" ] || { echo "Can't create secure $TEMPDIR" rc_failed; rc_status -v; rc_exit; } # Test, if safe_mysqld actually exists SAFE_MYSQLD=/usr/bin/mysqld_safe test -x $SAFE_MYSQLD || { echo "$SAFE_MYSQLD does not exist "; rc_failed 5; rc_status -v; rc_exit; } debug_flags="" if test "$MYSQLD_DEBUG" = yes; then # add --log, --core-file and --debug # but only if not already set in my.cnf if ! $print_defaults mysqld | \ grep -q -e '--log$' -e '--log[[:blank:]=]' then debug_flags="--log=${log_query}" fi if ! $print_defaults mysqld | grep -q -e '^--debug\>' && test "$MYSQLD" = /usr/sbin/mysqld-debug then debug_flags="$debug_flags --debug=d:t:F:L:o,$datadir/mysqld.trace" fi if ! $print_defaults mysqld | grep -q -e '^--core-file\>' then debug_flags="$debug_flags --core-file" fi fi # Creating parent directories for logs for i in "$log_upgrade" "$log_query" "$log_error"; do log_dir="`dirname "$i"`" if [ \! -d "$log_dir" ]; then mkdir -p "$log_dir" chmod 660 "$log_dir" fi done # We assume a fresh install if the directory $datadir/mysql # does not exist and create the privilege database if ! test -d "$datadir/mysql"; then echo "Creating MySQL privilege database... " mysql_install_db --user="$mysql_daemon_user" --datadir="$datadir" ||{ rc_failed; rc_status -v; rc_exit } fi check_obsolete # Run mysql_upgrade on every package install/upgrade. Not allways # necessary, but doesn't do any harm. if test -f "$datadir/.run-mysql_upgrade" ; then echo >> "$log_upgrade" echo "`LANG="" date` - upgrading MySQL..." >> "$log_upgrade" echo >> "$log_upgrade" echo "Will update MySQL now, if you encounter any problems, please read following file:" | tee -a "$log_upgrade" echo " /usr/share/doc/packages/mysql/README.SuSE" | tee -a "$log_upgrade" # Check logs for inconsistencies SRCLOGS="" ALL_SRCLOGS="" for i in "$log_error" /var/lib/mysql/mysqld.log \ /var/log/mysqld.log ; do if test -f "$i"; then SRCLOGS="$i" ALL_SRCLOGS="${ALL_SRCLOGS} ${i}" fi done if [ "${ALL_SRCLOGS}" \!= " ${SRCLOGS}" ]; then echo "Log files inconsistency, please merge following files manually:" echo $ALL_SRCLOGS | sed 's|[[:blank:]]\+|\n|' | sed 's|^|\t|' else if [ "$SRCLOGS" ]; then [ "$SRCLOGS" = "$log_error" ] || mv "$SRCLOGS" "$log_error" fi fi check_obsolete >> "$log_upgrade" # instead of running mysqld --bootstrap, which wouldn't allow # us to run mysql_upgrade, we start a full-featured server with # --skip-grant-tables and restict access to it by unix # permissions of the named socket protected="`cat /var/run/mysql/protecteddir 2> /dev/null`" if [ -d "$protected" ]; then pid="`cat "$protected/mysqld.pid" 2> /dev/null`" if [ "$pid" ] && [ -d "/proc/$pid" ] && [ "`readlink "/proc/$pid/exe" | grep "mysql"`" ]; then echo "Can't update as another updating process is currently running" | tee -a "$log_upgrade" echo "Please check process $pid and terminate it before restarting MySQL" | tee -a "$log_upgrade" rc_failed; rc_status -v; rc_exit; else rm -rf "$protected" fi fi protected="`mktemp -d -p /var/tmp mysql-protected.XXXXXX | tee /var/run/mysql/protecteddir`" export TMPDIR="$TEMPDIR" [ -z "$protected" ] || chown "$mysql_daemon_user:$mysql_daemon_group" "$protected" [ "`ls -ld "$protected" | grep "^drwx------[\\.\+]\?[[:blank:]]\+[0-9]\+[[:blank:]]\+$mysql_daemon_user[[:blank:]]\+$mysql_daemon_group[[:blank:]]\+.*"`" ] || { echo "Can't create secure $protected" | tee -a "$log_upgrade" rc_failed; rc_status -v; rc_exit; } echo "Running protected MySQL... " | tee -a "$log_upgrade" $SAFE_MYSQLD \ --mysqld=${MYSQLD#/usr/sbin/} \ $debug_flags \ --skip-networking \ --skip-grant-tables \ --datadir="$datadir" \ --user="$mysql_daemon_user" \ --log-error="$log_upgrade_run" \ --socket="$protected/mysql.sock" \ --pid-file="$protected/mysqld.pid" \ --group="$mysql_daemon_group" &>/dev/null & wait_for_socket "$protected/mysql.sock" || { echo "error: $protected/mysql.sock file didn't appeared... " | tee -a "$log_upgrade" echo " Try checking \"$log_upgrade_run\"... " | tee -a "$log_upgrade" rc_failed; rc_status -v; rc_exit; } echo "Upgrading MySQL... " | tee -a "$log_upgrade" /usr/bin/mysql_upgrade \ --socket="$protected/mysql.sock" | tee -a "$log_upgrade" [ "$PIPESTATUS" -ne 0 ] && { rc_failed; rc_status -v; kill -TERM "`cat $protected/mysqld.pid`" rc_exit; } kill -TERM "`cat $protected/mysqld.pid`" rm -rf "$protected" # Fix ownerships and permissions for $datadir chmod 750 "$datadir" chown -R "$mysql_daemon_user:$mysql_daemon_group" "$datadir" rm -f "$datadir/.run-mysql_upgrade" \ "$datadir"/{update-stamp-*,mysql/stamp-4.1} # used in the past chown "$mysql_daemon_user:$mysql_daemon_group" "$log_upgrade" chmod 640 "$log_upgrade" fi export TMPDIR="$TEMPDIR" echo -n "Starting service MySQL " $SAFE_MYSQLD \ --mysqld=${MYSQLD#/usr/sbin/} \ $debug_flags \ --user="$mysql_daemon_user" \ --pid-file="$pid_file" \ --socket="$socket" \ --datadir="$datadir" &>/dev/null & wait_for_socket "$socket" || { # let's not treat this as a fatal error echo "warning: $socket didn't appear within 30 seconds" } chmod a+r "$pid_file" # Rmember status and be verbose rc_status -v ;; stop) echo -n "Shutting down service MySQL " kill_mysql if [ "$TEMPDIR" ] && [ -d "$TEMPDIR" ] && \ [ "`ls -ld "$TEMPDIR" | grep "^drwx------[\\.\+]\?[[:blank:]]\+[0-9]\+[[:blank:]]\+$mysql_daemon_user[[:blank:]]\+$mysql_daemon_group[[:blank:]]\+.*"`" ]; then rm -rf "$TEMPDIR" fi # Remember status and be verbose rc_status -v ;; try-restart) ## Stop the service and if this succeeds (i.e. the ## service was running before), start it again. ## Note: try-restart is not (yet) part of LSB (as of 0.7.5) "$MYSELF" status >/dev/null && "$MYSELF" restart # Remember status and be quiet rc_status ;; restart|force-reload) echo "Restarting service MySQL " "$MYSELF" stop "$MYSELF" start rc_status ;; reload) echo -n "Reloading service MySQL " kill -HUP "`cat "$pid_file"`" touch "$pid_file" rc_status -v ;; check|status) echo -n "Checking for service MySQL: " ## Check status with checkproc(8), if process is running ## checkproc will return with exit status 0. # Status has a slightly different for the status command: # 0 - service running # 1 - service dead, but /var/run/ pid file exists # 2 - service dead, but /var/lock/ lock file exists # 3 - service not running # NOTE: checkproc returns LSB compliant status values, # but it checks for running binary first and only # if it doesn't find running process with proper # name it checks pidfile. So we can't use it because # akonadi runs it's own database. # checkproc -p $pid_file $MYSQLD if [ -f "$pid_file" ]; then if ! [ -e /proc/version ]; then mount -n -t proc proc /proc test -e /proc/version || set_return_value 100 fi pid="`cat "$pid_file"`" if [ "$pid" ] && [ -d "/proc/$pid" ]; then cmd=`cat "/proc/$pid/cmdline" 2> /dev/null` exe=`readlink "/proc/$pid/exe" 2> /dev/null` if [ "`echo "$exe" | grep "^$MYSQLD"`" ] || [ "`echo "$cmd" | grep "^$MYSQLD"`" ]; then set_return_value 0 else set_return_value 1 fi else set_return_value 1 fi else set_return_value 3 fi rc_status -v ;; *) echo "Usage: $MYSELF {start|stop|status|reload|restart|try-restart|force-reload}" exit 1 ;; esac fi rc_exit # vim: ft=sh