mysql_backup.sh: fix creation of MySQL Grants. Add user creation sql file for MySQL Versions > 5.6.

hosts/scripts/mysql_backup.sh

@@ -18,6 +18,7 @@
 ## -    Show_view_priv
 ## -    Event_priv
 ## -    Process_priv (since MySQL 5.5)
+## -    Super_priv (since MySQL 5.6.?ß)
 ## - 
 ## - INSERT INTO user (Host,User,Password,Select_priv,Lock_tables_priv,Show_view_priv,Event_priv) VALUES('localhost','backup',password('backup'),'Y','Y','Y','Y');
 ## -
@@ -25,13 +26,17 @@
 ## - INSERT INTO user (Host,User,Password,Select_priv,Process_priv,Lock_tables_priv,Show_view_priv,Event_priv) VALUES('localhost','backup',password('backup'),'Y','Y','Y','Y','Y');
 ## -
 ## -
+## - Since MySQL 5.6 - you also have to add process privileges (Super_priv = 'Y')
+## - INSERT INTO user (Host,User,Password,Select_priv,Super_priv,Process_priv,Lock_tables_priv,Show_view_priv,Event_priv) VALUES('localhost','backup',password('backup'),'Y','Y','Y','Y','Y','Y');
+## -
+## -
 ## - Since MySQL 5.7.x - you also have to add process privileges (Execute_priv = 'Y')
 ## -                     Password field is now: "authentication_string"
-## - INSERT INTO user (Host,User,authentication_string,Select_priv,Process_priv,Lock_tables_priv,Show_view_priv,Event_priv,Execute_priv,ssl_cipher,x509_issuer,x509_subject) VALUES('localhost','backup',password('backup'),'Y','Y','Y','Y','Y','Y','','','');
+## - INSERT INTO user (Host,User,authentication_string,Select_priv,Super_priv,Process_priv,Lock_tables_priv,Show_view_priv,Event_priv,Execute_priv,ssl_cipher,x509_issuer,x509_subject) VALUES('localhost','backup',password('backup'),'Y','Y','Y','Y','Y','Y','Y','','','');
 ## -
 ## - MariaDB (10.1.x)
 ## -
-## - INSERT INTO user (Host,User,Password,Select_priv,Process_priv,Lock_tables_priv,Show_view_priv,Event_priv,Execute_priv,ssl_cipher,x509_issuer,x509_subject) VALUES('localhost','backup',password('backup'),'Y','Y','Y','Y','Y','Y','','','');
+## - INSERT INTO user (Host,User,Password,Select_priv,Super_priv,Process_priv,Lock_tables_priv,Show_view_priv,Event_priv,Execute_priv,ssl_cipher,x509_issuer,x509_subject) VALUES('localhost','backup',password('backup'),'Y','Y','Y','Y','Y','Y','Y','','','');
 ## -
 ## - or if updating from older mysql version:
 ## -
@@ -176,6 +181,7 @@ if $ARCHIVE ;then
       fi
    fi
  
+
    err_msg="Cannot save SQL Grants for users"
    keep_backup_on_error=false
 
@@ -238,6 +244,250 @@ if $ARCHIVE ;then
    ## - End: Backup SQL Grants for users
    ## ----------------------------------
 
+
+   ## - Since MySQL 5.7, no user creation statement (with password) will be
+   ## - include in above MySQL Grant backup
+   ## -
+   ## - We provide two different version ..
+   ## -
+   if [ "$MYSQL_VERSION_NUM" -ge 050700 ]; then
+
+      ## -----------------------------
+      ## - Backup/Create User Craetion sql statements (00)
+      ## - 
+      info_msg="create User creation SQL file (00)"
+      echononl "\t$info_msg"
+
+      ## - begin timestamp
+      ## -
+      b_timestamp=`$date +"%s"`
+
+      filedate=`$date +"%Y-%m-%d-%H%M"`
+
+      if [ $srcHost != "localhost" ] || $_via_ssh_tunnel ;then
+         if [ -n "$mysql_credential_args" ] ; then
+            $(
+               $ssh $ssh_options ${ssh_user}@$srcHost "$mysql $mysql_credential_args -N -s -A -e\"SELECT CONCAT('SHOW CREATE USER ''',user,'''@''',host,''';') FROM mysql.user WHERE user<>'' AND user <> 'root' AND user <> 'sys-maint' AND user <> 'debian-sys-maint' AND user <> 'backup' AND user <> 'mysql.sys' AND user <> 'mysql.session'\" | $mysql $mysql_credential_args -N -s -A | sed 's/\$/;/g'" \
+                  > ${_backupDestArchiveDir}/MySQLCreateUser-00.sql-${filedate}.sql 2> $err_Log
+               exit $?
+            )
+            retval=$?
+         else
+            $(
+               $ssh $ssh_options ${ssh_user}@$srcHost "$mysql  -u$mysql_user -p$mysql_password -N -s -A -e\"SELECT CONCAT('SHOW CREATE USER ''',user,'''@''',host,''';') FROM mysql.user WHERE user<>'' AND user <> 'root' AND user <> 'sys-maint' AND user <> 'debian-sys-maint' AND user <> 'backup' AND user <> 'mysql.sys' AND user <> 'mysql.session'\" | $mysql $mysql_credential_args -N -s -A | sed 's/\$/;/g'" \
+                  > ${_backupDestArchiveDir}/MySQLCreateUser-00.sql-${filedate}.sql 2> $err_Log
+               exit $?
+            )
+            retval=$?
+         fi
+      else
+         if [ -n "$mysql_credential_args" ] ; then
+            $(
+               $mysql $mysql_credential_args -N -s -A -e"SELECT CONCAT('SHOW CREATE USER ''',user,'''@''',host,''';') FROM mysql.user WHERE user<>'' AND user <> 'root' AND user <> 'sys-maint' AND user <> 'debian-sys-maint' AND user <> 'backup' AND user <> 'mysql.sys' AND user <> 'mysql.session'" | $mysql $mysql_credential_args -N -s -A | sed 's/\$/;/g' \
+                  > ${_backupDestArchiveDir}/MySQLCreateUser-00.sql-${filedate}.sql 2> $err_Log
+               exit $?
+            )
+            retval=$?
+         else
+            $(
+               $mysql $mysql_credential_args -N -s -A -e"SELECT CONCAT('SHOW CREATE USER ''',user,'''@''',host,''';') FROM mysql.user WHERE user<>'' AND user <> 'root' AND user <> 'sys-maint' AND user <> 'debian-sys-maint' AND user <> 'backup' AND user <> 'mysql.sys' AND user <> 'mysql.session'" | $mysql $mysql_credential_args -N -s -A | sed 's/\$/;/g' \
+                  > ${_backupDestArchiveDir}/MySQLCreateUser-00.sql-${filedate}.sql 2> $err_Log
+               exit $?
+            )
+            retval=$?
+         fi
+      fi
+   
+
+      err_msg="Cannot create User Creation SQL file (00)"
+      keep_backup_on_error=false
+
+      if [ "$retval" = 0 ];then
+         [ -z $mysql_gzip ] && mysql_gzip=false
+         if $mysql_gzip ; then
+            $gzip ${_backupDestArchiveDir}/MySQLCreateUser-00.sql-${filedate}.sql 2> $err_Log
+            retval=$?
+            err_msg="Cannot gzip \"MySQLCreateUser-00.sql-${filedate}.sql\""
+            keep_backup_on_error=true
+         fi
+      fi
+
+      ## - end timestamp
+      ## -
+      e_timestamp=`$date +"%s"`
+
+      ## - determin duration
+      ## -
+      _time=`expr $e_timestamp - $b_timestamp`
+      t_h=`expr $_time / 60 / 60`
+      t_rest_h=`expr $_time - $t_h \\* 60 \\* 60`
+      t_m=`expr $t_rest_h / 60`
+      t_s=`expr $t_rest_h - $t_m \\* 60`
+      duration=""
+      if [ $t_h -gt 0 ]; then
+         duration="$t_h h : $t_m min : $t_s sec"
+      elif [ $t_m -gt 0 ];then
+         duration="$t_m min : $t_s sec"
+      else
+         duration="$t_s sec"
+      fi
+
+      ## - look about errors..
+      ## -
+      if [ "$retval" != "0" ]; then
+         echolog ""
+         echolog "\t[ERROR] ${err_msg}  [  $duration ]\n\t`$cat $err_Log`\n"
+         if ! $keep_backup_on_error ; then
+            rm -f ${_backupDestArchiveDir}/MySQLCreateUser-00.sql-${filedate}.sql
+         fi
+      else
+
+         ## - print durations right-aligned
+         ## -
+         [ -z $right_tabstop ] && right_tabstop=65
+         _tmp_string="${info_msg}${duration}"
+         _strlen=${#_tmp_string}
+         _count_blank=`expr $right_tabstop - $_strlen`
+         _str_blanks=""
+         while [ $_count_blank -gt 1 ]; do
+            _str_blanks="$_str_blanks "
+            _count_blank=`expr $_count_blank - 1`
+         done
+         echononl "$_str_blanks"
+
+         echolog "  [ $duration ]"
+      fi
+
+      ## - End: Backup/Create User Craetion sql statements (00)
+      ## ----------------------------------
+
+
+      ## -----------------------------
+      ## - Backup/Create User Craetion sql statements (01)
+      ## - 
+      info_msg="create User creation SQL file (01)"
+      echononl "\t$info_msg"
+
+      ## - begin timestamp
+      ## -
+      b_timestamp=`$date +"%s"`
+
+      filedate=`$date +"%Y-%m-%d-%H%M"`
+
+      if [ $srcHost != "localhost" ] || $_via_ssh_tunnel ;then
+         if [ -n "$mysql_credential_args" ] ; then
+            $(
+               $ssh $ssh_options ${ssh_user}@$srcHost "$mysql $mysql_credential_args -N -s -A -e\"SELECT DISTINCT CONCAT('CREATE USER ''',user,'''@''localhost'' IDENTIFIED WITH mysql_native_password ; UPDATE user SET authentication_string = ''',authentication_string,''' WHERE user = ''',user,'''; FLUSH PRIVILEGES;') FROM mysql.user WHERE user<>'' AND user <> 'root' AND user <> 'sys-maint' AND user <> 'debian-sys-maint' AND user <> 'backup' AND user <> 'mysql.sys' AND user <> 'mysql.session'\"" \
+                  > ${_backupDestArchiveDir}/MySQLCreateUser-01.sql-${filedate}.sql 2> $err_Log
+               exit $?
+            )
+            retval=$?
+         else
+            $(
+               $ssh $ssh_options ${ssh_user}@$srcHost "$mysql -u$mysql_user -p$mysql_password -N -s -A -e\"SELECT DISTINCT CONCAT('CREATE USER IF NOT EXISTS ''',user,'''@''localhost'' IDENTIFIED WITH mysql_native_password ; UPDATE user SET authentication_string = ''',authentication_string,''' WHERE user = ''',user,'''; FLUSH PRIVILEGES;') FROM mysql.user WHERE user<>'' AND user <> 'root' AND user <> 'sys-maint' AND user <> 'debian-sys-maint' AND user <> 'backup' AND user <> 'mysql.sys' AND user <> 'mysql.session'\"" \
+                  > ${_backupDestArchiveDir}/MySQLCreateUser-01.sql-${filedate}.sql 2> $err_Log
+               exit $?
+            )
+            retval=$?
+         fi
+      else
+         if [ -n "$mysql_credential_args" ] ; then
+            $(
+               $mysql $mysql_credential_args -N -s -A -e"SELECT DISTINCT CONCAT('CREATE USER ''',user,'''@''localhost'' IDENTIFIED WITH mysql_native_password ; UPDATE user SET authentication_string = ''',authentication_string,''' WHERE user = ''',user,'''; FLUSH PRIVILEGES;') FROM mysql.user WHERE user<>'' AND user <> 'root' AND user <> 'sys-maint' AND user <> 'debian-sys-maint' AND user <> 'backup' AND user <> 'mysql.sys' AND user <> 'mysql.session'" \
+                  > ${_backupDestArchiveDir}/MySQLCreateUser-01.sql-${filedate}.sql 2> $err_Log
+               exit $?
+            )
+            retval=$?
+         else
+            $(
+               $mysql -u$mysql_user -p$mysql_password -N -s -A -e"SELECT DISTINCT CONCAT('CREATE USER ''',user,'''@''localhost'' IDENTIFIED WITH mysql_native_password ; UPDATE user SET authentication_string = ''',authentication_string,''' WHERE user = ''',user,'''; FLUSH PRIVILEGES;') FROM mysql.user WHERE user<>'' AND user <> 'root' AND user <> 'sys-maint' AND user <> 'debian-sys-maint' AND user <> 'backup' AND user <> 'mysql.sys' AND user <> 'mysql.session'" \
+                  > ${_backupDestArchiveDir}/MySQLCreateUser-01.sql-${filedate}.sql 2> $err_Log
+               exit $?
+            )
+            retval=$?
+         fi
+      fi
+   
+
+      err_msg="Cannot create User Creation SQL file (01)"
+      keep_backup_on_error=false
+
+      if [ "$retval" = 0 ];then
+         [ -z $mysql_gzip ] && mysql_gzip=false
+         if $mysql_gzip ; then
+            $gzip ${_backupDestArchiveDir}/MySQLCreateUser-01.sql-${filedate}.sql 2> $err_Log
+            retval=$?
+            err_msg="Cannot gzip \"MySQLCreateUser-01.sql-${filedate}.sql\""
+            keep_backup_on_error=true
+         fi
+      fi
+
+      ## - end timestamp
+      ## -
+      e_timestamp=`$date +"%s"`
+
+      ## - determin duration
+      ## -
+      _time=`expr $e_timestamp - $b_timestamp`
+      t_h=`expr $_time / 60 / 60`
+      t_rest_h=`expr $_time - $t_h \\* 60 \\* 60`
+      t_m=`expr $t_rest_h / 60`
+      t_s=`expr $t_rest_h - $t_m \\* 60`
+      duration=""
+      if [ $t_h -gt 0 ]; then
+         duration="$t_h h : $t_m min : $t_s sec"
+      elif [ $t_m -gt 0 ];then
+         duration="$t_m min : $t_s sec"
+      else
+         duration="$t_s sec"
+      fi
+
+      ## - look about errors..
+      ## -
+      if [ "$retval" != "0" ]; then
+         echolog ""
+         echolog "\t[ERROR] ${err_msg}  [  $duration ]\n\t`$cat $err_Log`\n"
+         if ! $keep_backup_on_error ; then
+            rm -f ${_backupDestArchiveDir}/MySQLCreateUser-01.sql-${filedate}.sql
+         fi
+      else
+
+         ## - print durations right-aligned
+         ## -
+         [ -z $right_tabstop ] && right_tabstop=65
+         _tmp_string="${info_msg}${duration}"
+         _strlen=${#_tmp_string}
+         _count_blank=`expr $right_tabstop - $_strlen`
+         _str_blanks=""
+         while [ $_count_blank -gt 1 ]; do
+            _str_blanks="$_str_blanks "
+            _count_blank=`expr $_count_blank - 1`
+         done
+         echononl "$_str_blanks"
+
+         echolog "  [ $duration ]"
+      fi
+
+      ## - End: Backup/Create User Craetion sql statements (01)
+      ## ----------------------------------
+
+   elif [ $MYSQL_VERSION_NUM -ge 050600 ]; then
+
+      if [ $srcHost != "localhost" ] || $_via_ssh_tunnel ;then
+         if [ -n "$mysql_credential_args" ] ; then
+            $(
+               $ssh $ssh_options ${ssh_user}@$srcHost "$mysql $mysql_credential_args -N -s -A -e\"SELECT DISTINCT CONCAT('CREATE USER ''',user,'''@''localhost'' IDENTIFIED WITH mysql_native_password BY ''',password,'''; ') FROM mysql.user WHERE user<>'' AND user <> 'root' AND user <> 'sys-maint' AND user <> 'debian-sys-maint' AND user <> 'backup' AND user <> 'mysql.sys' AND user <> 'mysql.session'\"" \
+               > ${_backupDestArchiveDir}/MySQLCreateUser-for-MySQL-5.7.sql-${filedate}.sql 2> $err_Log
+               exit $?
+            )
+            retval=$?
+         fi
+      fi
+
+   fi # End: if [ "$MYSQL_VERSION_NUM" -ge 050700 ]; then
+
+
+
    ## -----------------------------
    ## - Backup/Create Database Craetion sql statements 
    ## -