Commit 80a4d37e authored by tim@threads.polyesthetic.msg's avatar tim@threads.polyesthetic.msg
Browse files

safe_mysqld.sh 

  - set pid_file and err_log relative to DATADIR as specified in
    the my.cnf file, instead of the default value
  - do not pass safe_mysqld-specific options to mysqld
  - minor style changes (remove extra ; at end of line, make
    spacing more consistent, etc.)

manual.ja.texi
  - Turn off SCCS flag
parent 3e72fc9c

scripts/safe_mysqld.sh

+64 −29
Original line number Diff line number Diff line
@@ -19,22 +19,44 @@ case "$1" in 
      ;;

esac



# Parse arguments to see if caller wants the pid_file somewhere else.

parse_arguments() {

  for arg in "$@"; do

    case $arg in

  # We only need to pass arguments through to the server if we don't

  # handle them here.  So, we collect unrecognized options (passed on

  # the command line) into the args variable.

  pick_args=

  if test "$1" = PICK-ARGS-FROM-ARGV

  then

    pick_args=1

    shift

  fi



  for arg do

    case "$arg" in

      # these get passed explicitly to mysqld

      --basedir=*) MY_BASEDIR_VERSION=`echo "$arg" | sed -e "s;--basedir=;;"` ;;

      --datadir=*) DATADIR=`echo "$arg" | sed -e "s;--datadir=;;"` ;;

      --pid-file=*) pid_file=`echo "$arg" | sed -e "s;--pid-file=;;"` ;;

      --user=*)    user=`echo "$arg" | sed -e "s;--user=;;"` ;;



      # these two might have been set in a [safe_mysqld] section of my.cnf

      # they get passed via environment variables to safe_mysqld

      --socket=*)  MYSQL_UNIX_PORT=`echo "$arg" | sed -e "s;--socket=;;"` ;;

      --port=*)    MYSQL_TCP_PORT=`echo "$arg" | sed -e "s;--port=;;"` ;;

      --log=*)      log=`echo "$arg" | sed -e "s;--log=;;"` ;;

      --basedir=*)  MY_BASEDIR_VERSION=`echo "$arg" | sed -e "s;--basedir=;;"` ;;

      --user=*)     user=`echo "$arg" | sed -e "s;--user=;;"` ;;



      # safe_mysqld-specific options - must be set in my.cnf ([safe_mysqld])!

      --ledir=*)   ledir=`echo "$arg" | sed -e "s;--ledir=;;"` ;;

      --err-log=*) err_log=`echo "$arg" | sed -e "s;--err-log=;;"` ;;

      --open-files=*) open_files=`echo "$arg" | sed -e "s;--open-files=;;"` ;;

      --core-file-size*) core_file_size=`echo "$arg" | sed -e "s;--core_file_size=;;"` ;;

      --core-file-size=*) core_file_size=`echo "$arg" | sed -e "s;--core_file_size=;;"` ;;

      --timezone=*) TZ=`echo "$arg" | sed -e "s;--timezone=;;"` ; export TZ; ;;

      *)

        if test -n "$pick_args"

        then

          # This sed command makes sure that any special chars are quoted,

          # so the arg gets passed exactly to the server.

          args="$args "`echo "$arg" | sed -e 's,\([^a-zA-Z0-9_.-]\),\\\\\1,g'`

        fi

        ;;

    esac

  done

}
@@ -60,26 +82,32 @@ else 
  ledir=@libexecdir@

fi



pid_file=$DATADIR/`@HOSTNAME@`.pid

MYSQL_UNIX_PORT=${MYSQL_UNIX_PORT:-@MYSQL_UNIX_ADDR@}

MYSQL_TCP_PORT=${MYSQL_TCP_PORT:-@MYSQL_TCP_PORT@}

log=$DATADIR/`@HOSTNAME@`.log

err_log=$DATADIR/`@HOSTNAME@`.err

user=@MYSQLD_USER@



# these rely on $DATADIR by default, so we'll set them later on

pid_file=

err_log=



# Get first arguments from the my.cfg file, groups [mysqld] and [safe_mysqld]

# and then merge with the command line arguments

if test -x ./bin/my_print_defaults; then

if test -x ./bin/my_print_defaults

then

  print_defaults="./bin/my_print_defaults"

elif test -x @bindir@/my_print_defaults; then

elif test -x @bindir@/my_print_defaults

then

  print_defaults="@bindir@/my_print_defaults"

elif test -x @bindir@/mysql_print_defaults; then

elif test -x @bindir@/mysql_print_defaults

then

  print_defaults="@bindir@/mysql_print_defaults"

else

  print_defaults="my_print_defaults"

fi



args=

parse_arguments `$print_defaults $defaults mysqld safe_mysqld`

parse_arguments "$@"

parse_arguments PICK-ARGS-FROM-ARGV "$@"



if test ! -x $ledir/mysqld

then
@@ -87,23 +115,28 @@ then 
  echo "Please do a cd to the mysql installation directory and restart"

  echo "this script from there as follows:"

  echo "./bin/safe_mysqld".

  exit 1;

  exit 1

fi



test -z "$pid_file" && pid_file=$DATADIR/`@HOSTNAME@`.pid

test -z "$err_log"  && err_log=$DATADIR/`@HOSTNAME@`.err



export MYSQL_UNIX_PORT

export MYSQL_TCP_PORT





NOHUP_NICENESS="nohup"

if test -w /

then

  NOHUP_NICENESS=`nohup nice 2>&1`

 if test $? -eq 0 && test x"$NOHUP_NICENESS" != x0 && nice --1 echo foo > /dev/null 2>&1; then

 if test $? -eq 0 && test x"$NOHUP_NICENESS" != x0 && nice --1 echo foo > /dev/null 2>&1

 then

    NOHUP_NICENESS="nice --$NOHUP_NICENESS nohup"

  else

    NOHUP_NICENESS="nohup"

  fi

fi



export MYSQL_UNIX_PORT

export MYSQL_TCP_PORT

if test -w /

then

  # If we are root, change the err log to the right user.
@@ -130,7 +163,7 @@ then 
    then    # The pid contains a mysqld process

      echo "A mysqld process already exists"

      echo "A mysqld process already exists at " `date` >> $err_log

      exit 1;

      exit 1

    fi

  fi

  rm -f $pid_file
@@ -140,7 +173,7 @@ then 
    echo "Fatal error: Can't remove the pid file: $pid_file at " `date` >> $err_log

    echo "Please remove it manually and start $0 again"

    echo "mysqld daemon not started"

    exit 1;

    exit 1

  fi

fi
@@ -164,16 +197,17 @@ echo "`date +'%y%m%d %H:%M:%S mysqld started'`" >> $err_log 
while true

do

  rm -f $MYSQL_UNIX_PORT $pid_file	# Some extra safety

  if test "$#" -eq 0

  if test -z "$args"

  then

    (trap "" 1 ; exec $NOHUP_NICENESS $ledir/mysqld $defaults --basedir=$MY_BASEDIR_VERSION --datadir=$DATADIR --user=$user --pid-file=$pid_file @MYSQLD_DEFAULT_SWITCHES@ >> $err_log 2>&1 )

    $NOHUP_NICENESS $ledir/mysqld $defaults --basedir=$MY_BASEDIR_VERSION --datadir=$DATADIR --user=$user --pid-file=$pid_file @MYSQLD_DEFAULT_SWITCHES@ >> $err_log 2>&1

  else

    (trap "" ; exec $NOHUP_NICENESS $ledir/mysqld $defaults --basedir=$MY_BASEDIR_VERSION --datadir=$DATADIR --user=$user --pid-file=$pid_file @MYSQLD_DEFAULT_SWITCHES@ "$@" >> $err_log 2>&1 )

    eval "$NOHUP_NICENESS $ledir/mysqld $defaults --basedir=$MY_BASEDIR_VERSION --datadir=$DATADIR --user=$user --pid-file=$pid_file @MYSQLD_DEFAULT_SWITCHES@ $args >> $err_log 2>&1"

  fi

  if test ! -f $pid_file		# This is removed if normal shutdown

  then

    break;

    break

  fi



  if @IS_LINUX@

  then

    # Test if one process was hanging.
@@ -201,6 +235,7 @@ do 
	I=`expr $I + 1`

    done

  fi



  echo "`date +'%y%m%d %H:%M:%S  mysqld restarted'`" | tee -a $err_log

done