Merge branch 'mysql-5.7.15-release' into mysql-5.7.16-release

Author: Hery Ramilison

include/my_sys.h

@@ -89,6 +89,7 @@ C_MODE_START
 #define MY_RESOLVE_LINK 128	/* my_realpath(); Only resolve links */
 #define MY_HOLD_ORIGINAL_MODES 128  /* my_copy() holds to file modes */
 #define MY_REDEL_MAKE_BACKUP 256
+#define MY_REDEL_NO_COPY_STAT 512 /* my_redel() doesn't call my_copystat() */
 #define MY_SEEK_NOT_DONE 32	/* my_lock may have to do a seek */
 #define MY_DONT_WAIT	64	/* my_lock() don't wait if can't lock */
 #define MY_ZEROFILL	32	/* my_malloc(), fill array with zero */

include/myisam.h

@@ -1,5 +1,5 @@
 /*
-   Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
+   Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -425,12 +425,13 @@ int chk_size(MI_CHECK *param, MI_INFO *info);
 int chk_key(MI_CHECK *param, MI_INFO *info);
 int chk_data_link(MI_CHECK *param, MI_INFO *info,int extend);
 int mi_repair(MI_CHECK *param, MI_INFO *info,
-	      char * name, int rep_quick);
-int mi_sort_index(MI_CHECK *param, MI_INFO *info, char * name);
+	      char * name, int rep_quick, my_bool no_copy_stat);
+int mi_sort_index(MI_CHECK *param, MI_INFO *info, char * name,
+                  my_bool no_copy_stat);
 int mi_repair_by_sort(MI_CHECK *param, MI_INFO *info,
-		      const char * name, int rep_quick);
+		      const char * name, int rep_quick, my_bool no_copy_stat);
 int mi_repair_parallel(MI_CHECK *param, MI_INFO *info,
-		      const char * name, int rep_quick);
+                       const char * name, int rep_quick, my_bool no_copy_stat);
 int change_to_newfile(const char * filename, const char * old_ext,
 		      const char * new_ext, myf myflags);
 int lock_file(MI_CHECK *param, File file, my_off_t start, int lock_type,

mysys/my_redel.c

@@ -1,4 +1,4 @@
-/* Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
+/* Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -33,6 +33,9 @@
 
 	  if MY_REDEL_MAKE_COPY is given, then the orginal file
 	  is renamed to org_name-'current_time'.BAK
+
+          if MY_REDEL_NO_COPY_STAT is given, stats are not copied
+          from org_name to tmp_name.
 	*/
 
 #define REDEL_EXT ".BAK"
@@ -44,8 +47,11 @@ int my_redel(const char *org_name, const char *tmp_name, myf MyFlags)
   DBUG_PRINT("my",("org_name: '%s' tmp_name: '%s'  MyFlags: %d",
 		   org_name,tmp_name,MyFlags));
 
-  if (my_copystat(org_name,tmp_name,MyFlags) < 0)
-    goto end;
+  if (!(MyFlags & MY_REDEL_NO_COPY_STAT))
+  {
+    if (my_copystat(org_name,tmp_name,MyFlags) < 0)
+      goto end;
+  }
   if (MyFlags & MY_REDEL_MAKE_BACKUP)
   {
     char name_buff[FN_REFLEN+20];    

packaging/rpm-oel/mysql.init

@@ -131,7 +131,7 @@ start(){
 	# alarms, per bug #547485
 	$exec   --datadir="$datadir" --socket="$socketfile" \
 		--pid-file="$mypidfile" \
-		--basedir=/usr --user=mysql $extra_opts >/dev/null 2>&1 &
+		--basedir=/usr --user=mysql $extra_opts >/dev/null &
 	safe_pid=$!
 	# Spin for a maximum of N seconds waiting for the server to come up;
 	# exit the loop immediately if mysqld_safe process disappears.

packaging/rpm-sles/mysql.init

@@ -178,7 +178,7 @@ start () {
 	rc_failed 6 ; rc_status -v ; rc_exit
     fi
 
-    $PROG --basedir=/usr --datadir="$datadir" --pid-file="$pidfile" $extra_opts >/dev/null 2>&1 &
+    $PROG --basedir=/usr --datadir="$datadir" --pid-file="$pidfile" $extra_opts >/dev/null &
     if pinger $! ; then
 	echo -n "Starting service MySQL:"
 	touch $lockfile

scripts/mysqld_safe.sh

@@ -212,8 +212,17 @@ parse_arguments() {
       --core-file-size=*) core_file_size="$val" ;;
       --ledir=*) ledir="$val" ;;
       --malloc-lib=*) set_malloc_lib "$val" ;;
-      --mysqld=*) MYSQLD="$val" ;;
+      --mysqld=*)
+        if [ -z "$pick_args" ]; then
+          log_error "--mysqld option can only be used as command line option, found in config file"
+          exit 1
+        fi
+        MYSQLD="$val" ;;
       --mysqld-version=*)
+        if [ -z "$pick_args" ]; then
+          log_error "--mysqld-version option can only be used as command line option, found in config file"
+          exit 1
+        fi
         if test -n "$val"
         then
           MYSQLD="mysqld-$val"
@@ -302,38 +311,22 @@ mysqld_ld_preload_text() {
   echo "$text"
 }
 
-
-mysql_config=
-get_mysql_config() {
-  if [ -z "$mysql_config" ]; then
-    mysql_config=`echo "$0" | sed 's,/[^/][^/]*$,/mysql_config,'`
-    if [ ! -x "$mysql_config" ]; then
-      log_error "Can not run mysql_config $@ from '$mysql_config'"
-      exit 1
-    fi
-  fi
-
-  "$mysql_config" "$@"
-}
-
-
 # set_malloc_lib LIB
 # - If LIB is empty, do nothing and return
-# - If LIB is 'tcmalloc', look for tcmalloc shared library in /usr/lib
-#   then pkglibdir.  tcmalloc is part of the Google perftools project.
+# - If LIB is 'tcmalloc', look for tcmalloc shared library in $malloc_dirs.
+#   tcmalloc is part of the Google perftools project.
 # - If LIB is an absolute path, assume it is a malloc shared library
 #
 # Put LIB in mysqld_ld_preload, which will be added to LD_PRELOAD when
 # running mysqld.  See ld.so for details.
 set_malloc_lib() {
+  # This list is kept intentionally simple.
+  malloc_dirs="/usr/lib /usr/lib64 /usr/lib/i386-linux-gnu /usr/lib/x86_64-linux-gnu"
   malloc_lib="$1"
 
   if [ "$malloc_lib" = tcmalloc ]; then
-    pkglibdir=`get_mysql_config --variable=pkglibdir`
     malloc_lib=
-    # This list is kept intentionally simple.  Simply set --malloc-lib
-    # to a full path if another location is desired.
-    for libdir in /usr/lib "$pkglibdir" "$pkglibdir/mysql"; do
+    for libdir in $(echo $malloc_dirs); do
       for flavor in _minimal '' _and_profiler _debug; do
         tmp="$libdir/libtcmalloc$flavor.so"
         #log_notice "DEBUG: Checking for malloc lib '$tmp'"
@@ -344,7 +337,7 @@ set_malloc_lib() {
     done
 
     if [ -z "$malloc_lib" ]; then
-      log_error "no shared library for --malloc-lib=tcmalloc found in /usr/lib or $pkglibdir"
+      log_error "no shared library for --malloc-lib=tcmalloc found in $malloc_dirs"
       exit 1
     fi
   fi
@@ -355,9 +348,21 @@ set_malloc_lib() {
   case "$malloc_lib" in
     /*)
       if [ ! -r "$malloc_lib" ]; then
-        log_error "--malloc-lib '$malloc_lib' can not be read and will not be used"
+        log_error "--malloc-lib can not be read and will not be used"
         exit 1
       fi
+
+      # Restrict to a the list in $malloc_dirs above
+      case "$(dirname "$malloc_lib")" in
+        /usr/lib) ;;
+        /usr/lib64) ;;
+        /usr/lib/i386-linux-gnu) ;;
+        /usr/lib/x86_64-linux-gnu) ;;
+        *)
+          log_error "--malloc-lib must be located in one of the directories: $malloc_dirs"
+          exit 1
+          ;;
+      esac
       ;;
     *)
       log_error "--malloc-lib must be an absolute path or 'tcmalloc'; " \
@@ -529,7 +534,9 @@ then
       exit 1
     fi
   fi
-  rm -f "$safe_pid"
+  if [ ! -h "$safe_pid" ]; then
+    rm -f "$safe_pid"
+  fi
   if test -f "$safe_pid"
   then
     log_error "Fatal error: Can't remove the mysqld_safe pid file"
@@ -550,7 +557,9 @@ then
   if [ $? -ne 0 ]
   then
     log_error "--syslog requested, but no 'logger' program found.  Please ensure that 'logger' is in your PATH, or do not specify the --syslog option to mysqld_safe."
-    rm -f "$safe_pid"                 # Clean Up of mysqld_safe.pid file.
+    if [ ! -h "$safe_pid" ]; then
+      rm -f "$safe_pid"                 # Clean Up of mysqld_safe.pid file.
+    fi
     exit 1
   fi
 fi
@@ -620,7 +629,7 @@ then
     USER_OPTION="--user=$user"
   fi
   # Change the err log to the right user, if it is in use
-  if [ $want_syslog -eq 0 ]; then
+  if [ $want_syslog -eq 0 -a ! -h "$err_log" ]; then
     touch "$err_log"
     chown $user "$err_log"
   fi
@@ -640,9 +649,11 @@ safe_mysql_unix_port=${mysql_unix_port:-${MYSQL_UNIX_PORT:-@MYSQL_UNIX_ADDR@}}
 mysql_unix_port_dir=`dirname $safe_mysql_unix_port`
 if [ ! -d $mysql_unix_port_dir ]
 then
-  mkdir $mysql_unix_port_dir
-  chown $user $mysql_unix_port_dir
-  chmod 755 $mysql_unix_port_dir
+  if [ ! -h $mysql_unix_port_dir ]; then
+    mkdir $mysql_unix_port_dir
+    chown $user $mysql_unix_port_dir
+    chmod 755 $mysql_unix_port_dir
+  fi
 fi
 
 # If the user doesn't specify a binary, we assume name "mysqld"
@@ -658,7 +669,9 @@ does not exist or is not executable. Please cd to the mysql installation
 directory and restart this script from there as follows:
 ./bin/mysqld_safe&
 See http://dev.mysql.com/doc/mysql/en/mysqld-safe.html for more information"
-  rm -f "$safe_pid"                 # Clean Up of mysqld_safe.pid file.
+  if [ ! -h "$safe_pid" ]; then
+    rm -f "$safe_pid"                 # Clean Up of mysqld_safe.pid file.
+  fi
   exit 1
 fi
 
@@ -752,18 +765,24 @@ then
     if @FIND_PROC@
     then    # The pid contains a mysqld process
       log_error "A mysqld process already exists"
-      rm -f "$safe_pid"                 # Clean Up of mysqld_safe.pid file.
+      if [ ! -h "$safe_pid" ]; then
+        rm -f "$safe_pid"                 # Clean Up of mysqld_safe.pid file.
+      fi
       exit 1
     fi
   fi
-  rm -f "$pid_file"
+  if [ ! -h "$pid_file" ]; then
+      rm -f "$pid_file"
+  fi
   if test -f "$pid_file"
   then
     log_error "Fatal error: Can't remove the pid file:
 $pid_file
 Please remove it manually and start $0 again;
 mysqld daemon not started"
-    rm -f "$safe_pid"                 # Clean Up of mysqld_safe.pid file.
+    if [ ! -h "$safe_pid" ]; then
+      rm -f "$safe_pid"                 # Clean Up of mysqld_safe.pid file.
+    fi
     exit 1
   fi
 fi
@@ -809,12 +828,21 @@ have_sleep=1
 while true
 do
   # Some extra safety
-  rm -f $safe_mysql_unix_port "$pid_file" "$pid_file.shutdown"	
+  if [ ! -h "$safe_mysql_unix_port" ]; then
+    rm -f "$safe_mysql_unix_port"
+  fi
+  if [ ! -h "$pid_file" ]; then
+    rm -f "$pid_file"
+  fi
+  if [ ! -h "$pid_file.shutdown" ]; then
+     rm -f  "$pid_file.shutdown"
+  fi
+
   start_time=`date +%M%S`
 
   eval_log_error "$cmd"
 
-  if [ $want_syslog -eq 0 -a ! -f "$err_log" ]; then
+  if [ $want_syslog -eq 0 -a ! -f "$err_log" -a ! -h "$err_log" ]; then
     touch "$err_log"                    # hypothetical: log was renamed but not
     chown $user "$err_log"              # flushed yet. we'd recreate it with
     chmod "$fmode" "$err_log"           # wrong owner next time we log, so set
@@ -891,9 +919,12 @@ do
   log_notice "mysqld restarted"
 done
 
-rm -f "$pid_file.shutdown"
+if [ ! -h "$pid_file.shutdown" ]; then
+  rm -f "$pid_file.shutdown"
+fi
 
 log_notice "mysqld from pid file $pid_file ended"
 
-rm -f "$safe_pid"                       # Some Extra Safety. File is deleted
-                                        # once the mysqld process ends.
+if [ ! -h "$safe_pid" ]; then
+  rm -f "$safe_pid"                       # Some Extra Safety. File is deleted
+fi                                        # once the mysqld process ends.