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@ -20,6 +20,7 @@ mysqld_ld_preload= |
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mysqld_ld_library_path= |
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flush_caches=0 |
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numa_interleave=0 |
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unsafe_my_cnf=0 |
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# Initial logging status: error log is not open, and not using syslog |
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logging=init |
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@ -128,6 +129,18 @@ my_which () |
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return $ret # Success |
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} |
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find_in_bin() { |
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if test -x "$MY_BASEDIR_VERSION/bin/$1" |
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then |
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echo "$MY_BASEDIR_VERSION/bin/$1" |
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elif test -x "@bindir@/$1" |
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then |
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echo "@bindir@/$1" |
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else |
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echo "$1" |
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fi |
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} |
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log_generic () { |
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priority="$1" |
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shift |
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@ -136,7 +149,7 @@ log_generic () { |
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echo "$msg" |
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case $logging in |
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init) ;; # Just echo the message, don't save it anywhere |
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file) echo "$msg" >> "$err_log" ;; |
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file) echo "$msg" | "$helper" "$user" log "$err_log" ;; |
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syslog) logger -t "$syslog_tag_mysqld_safe" -p "$priority" "$*" ;; |
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*) |
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echo "Internal program error (non-fatal):" \ |
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@ -156,7 +169,7 @@ log_notice () { |
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eval_log_error () { |
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cmd="$1" |
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case $logging in |
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file) cmd="$cmd >> "`shell_quote_string "$err_log"`" 2>&1" ;; |
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file) cmd="$cmd 2>&1 | "`shell_quote_string "$helper"`" $user log "`shell_quote_string "$err_log"` ;; |
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syslog) |
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# mysqld often prefixes its messages with a timestamp, which is |
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# redundant when logging to syslog (which adds its own timestamp) |
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@ -190,6 +203,13 @@ shell_quote_string() { |
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echo "$1" | sed -e 's,\([^a-zA-Z0-9/_.=-]\),\\\1,g' |
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} |
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check_executable_location() { |
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if test "$unsafe_my_cnf" = 1 -a "$unrecognized_handling" != collect; then |
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log_error "Cannot accept $1 from a config file, when my.cnf is in the datadir" |
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exit 1 |
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fi |
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} |
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parse_arguments() { |
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for arg do |
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# the parameter after "=", or the whole $arg if no match |
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@ -200,7 +220,6 @@ parse_arguments() { |
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optname_subst=`echo "$optname" | sed 's/_/-/g'` |
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arg=`echo $arg | sed "s/^$optname/$optname_subst/"` |
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case "$arg" in |
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--crash-script=*) CRASH_SCRIPT="$val" ;; |
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# these get passed explicitly to mysqld |
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--basedir=*) MY_BASEDIR_VERSION="$val" ;; |
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--datadir=*|--data=*) DATADIR="$val" ;; |
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@ -220,12 +239,14 @@ parse_arguments() { |
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# mysqld_safe-specific options - must be set in my.cnf ([mysqld_safe])! |
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--core-file-size=*) core_file_size="$val" ;; |
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--ledir=*) ledir="$val" ;; |
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--malloc-lib=*) set_malloc_lib "$val" ;; |
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--mysqld=*) MYSQLD="$val" ;; |
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--ledir=*) check_executable_location "$arg" ; ledir="$val" ;; |
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--malloc-lib=*) check_executable_location "$arg"; set_malloc_lib "$val" ;; |
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--crash-script=*) check_executable_location "$arg"; crash_script="$val" ;; |
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--mysqld=*) check_executable_location "$arg"; MYSQLD="$val" ;; |
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--mysqld-version=*) |
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if test -n "$val" |
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then |
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check_executable_location "$arg" |
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MYSQLD="mysqld-$val" |
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PLUGIN_VARIANT="/$val" |
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else |
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@ -385,15 +406,8 @@ set_malloc_lib() { |
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# First, try to find BASEDIR and ledir (where mysqld is) |
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# |
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if echo '@pkgdatadir@' | grep '^@prefix@' > /dev/null |
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then |
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relpkgdata=`echo '@pkgdatadir@' | sed -e 's,^@prefix@,,' -e 's,^/,,' -e 's,^,./,'` |
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else |
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# pkgdatadir is not relative to prefix |
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relpkgdata='@pkgdatadir@' |
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fi |
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MY_PWD=`pwd` |
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MY_PWD=`dirname $0` |
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MY_PWD=`cd "$MY_PWD"/.. && pwd` |
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# Check for the directories we would expect from a binary release install |
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if test -n "$MY_BASEDIR_VERSION" -a -d "$MY_BASEDIR_VERSION" |
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then |
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@ -409,16 +423,16 @@ then |
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else |
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ledir="$MY_BASEDIR_VERSION/bin" |
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fi |
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elif test -f "$relpkgdata"/english/errmsg.sys -a -x "$MY_PWD/bin/mysqld" |
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elif test -x "$MY_PWD/bin/mysqld" |
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then |
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MY_BASEDIR_VERSION="$MY_PWD" # Where bin, share and data are |
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ledir="$MY_PWD/bin" # Where mysqld is |
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# Check for the directories we would expect from a source install |
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elif test -f "$relpkgdata"/english/errmsg.sys -a -x "$MY_PWD/libexec/mysqld" |
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elif test -x "$MY_PWD/libexec/mysqld" |
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then |
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MY_BASEDIR_VERSION="$MY_PWD" # Where libexec, share and var are |
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ledir="$MY_PWD/libexec" # Where mysqld is |
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elif test -f "$relpkgdata"/english/errmsg.sys -a -x "$MY_PWD/sbin/mysqld" |
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elif test -x "$MY_PWD/sbin/mysqld" |
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then |
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MY_BASEDIR_VERSION="$MY_PWD" # Where sbin, share and var are |
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ledir="$MY_PWD/sbin" # Where mysqld is |
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@ -428,6 +442,8 @@ else |
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ledir='@libexecdir@' |
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fi |
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helper=`find_in_bin mysqld_safe_helper` |
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print_defaults=`find_in_bin my_print_defaults` |
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# |
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# Second, try to find the data directory |
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@ -465,6 +481,7 @@ IGNORING $DATADIR/my.cnf" |
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log_error "WARNING: Found $DATADIR/my.cnf |
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The data directory is a deprecated location for my.cnf, please move it to |
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$MY_BASEDIR_VERSION/my.cnf" |
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unsafe_my_cnf=1 |
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MYSQL_HOME=$DATADIR |
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else |
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MYSQL_HOME=$MY_BASEDIR_VERSION |
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@ -472,34 +489,15 @@ $MY_BASEDIR_VERSION/my.cnf" |
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fi |
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export MYSQL_HOME |
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# Get first arguments from the my.cnf file, groups [mysqld] and [mysqld_safe] |
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# and then merge with the command line arguments |
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if test -x "$MY_BASEDIR_VERSION/bin/my_print_defaults" |
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then |
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print_defaults="$MY_BASEDIR_VERSION/bin/my_print_defaults" |
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elif test -x `dirname $0`/my_print_defaults |
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then |
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print_defaults="`dirname $0`/my_print_defaults" |
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elif test -x ./bin/my_print_defaults |
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then |
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print_defaults="./bin/my_print_defaults" |
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elif test -x @bindir@/my_print_defaults |
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then |
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print_defaults="@bindir@/my_print_defaults" |
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elif test -x @bindir@/mysql_print_defaults |
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then |
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print_defaults="@bindir@/mysql_print_defaults" |
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else |
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print_defaults="my_print_defaults" |
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fi |
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append_arg_to_args () { |
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args="$args "`shell_quote_string "$1"` |
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} |
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args= |
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# Get first arguments from the my.cnf file, groups [mysqld] and [mysqld_safe] |
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# and then merge with the command line arguments |
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SET_USER=2 |
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parse_arguments `$print_defaults $defaults --loose-verbose --mysqld` |
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if test $SET_USER -eq 2 |
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@ -603,11 +601,6 @@ then |
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log_notice "Logging to '$err_log'." |
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logging=file |
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if [ ! -f "$err_log" ]; then # if error log already exists, |
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touch "$err_log" # we just append. otherwise, |
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chmod "$fmode" "$err_log" # fix the permissions here! |
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fi |
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else |
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if [ -n "$syslog_tag" ] |
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then |
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@ -620,10 +613,6 @@ else |
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logging=syslog |
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fi |
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# close stdout and stderr, everything goes to $logging now |
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exec 1>&- |
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exec 2>&- |
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USER_OPTION="" |
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if test -w / -o "$USER" = "root" |
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then |
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@ -631,11 +620,6 @@ then |
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then |
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USER_OPTION="--user=$user" |
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fi |
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# Change the err log to the right user, if it is in use |
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if [ $want_syslog -eq 0 ]; then |
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touch "$err_log" |
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chown $user "$err_log" |
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fi |
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if test -n "$open_files" |
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then |
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ulimit -n $open_files |
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@ -879,6 +863,10 @@ max_fast_restarts=5 |
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# flag whether a usable sleep command exists |
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have_sleep=1 |
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# close stdout and stderr, everything goes to $logging now |
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exec 1>&- |
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exec 2>&- |
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while true |
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do |
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rm -f "$pid_file" # Some extra safety |
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@ -886,13 +874,6 @@ do |
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start_time=`date +%M%S` |
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eval_log_error "$cmd" |
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if [ $want_syslog -eq 0 -a ! -f "$err_log" ]; then |
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touch "$err_log" # hypothetical: log was renamed but not |
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chown $user "$err_log" # flushed yet. we'd recreate it with |
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chmod "$fmode" "$err_log" # wrong owner next time we log, so set |
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fi # it up correctly while we can! |
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end_time=`date +%M%S` |
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if test ! -f "$pid_file" # This is removed if normal shutdown |
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@ -956,9 +937,9 @@ do |
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done |
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fi |
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log_notice "mysqld restarted" |
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if test -n "$CRASH_SCRIPT" |
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if test -n "$crash_script" |
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then |
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crash_script_output=`$CRASH_SCRIPT 2>&1` |
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crash_script_output=`$crash_script 2>&1` |
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log_error "$crash_script_output" |
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fi |
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done |
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Sergei Golubchik
9 years ago