diff --git a/swap.sh b/swap.sh
deleted file mode 100644
index ab519a45e5c61a442fa97d6d355d6332215ed16b..0000000000000000000000000000000000000000
--- a/swap.sh
+++ /dev/null
@@ -1,337 +0,0 @@
-#!/bin/sh
-
-# System utilities: dd, mount, mkswap, swapon, swapoff, chmod, cat, grep, echo, rm, cp, mv, exit
-
-# Global variables
-SWAP_FILE="${SWAP_FILE:=/swapfile}"
-SWAP_FILE_PERM=0600
-SWAP_ACTION_DEFAULT='help'
-SWAP_ACTION="${SWAP_ACTION:=$1}"
-SWAP_SIZE_DEFAULT_MAX=64
-SWAP_SIZE_DEFAULT_MIN=1
-SWAP_SIZE_DEFAULT=$((SWAP_SIZE_DEFAULT_MAX / 16))
-SWAP_SIZE=${SWAP_SIZE:=$2}
-SWAP_BLOCK_SIZE_DEFAULT_MAX=16384
-SWAP_BLOCK_SIZE_DEFAULT_MIN=512
-SWAP_BLOCK_SIZE_DEFAULT=$SWAP_BLOCK_SIZE_DEFAULT_MIN
-SWAP_BLOCK_SIZE=${SWAP_BLOCK_SIZE:=$3}
-
-FSTAB_FILE='/etc/fstab'
-FSTAB_BAKCUP_FILE="${FSTAB_FILE}.back"
-FSTAB_SWAP_FILE="${FSTAB_FILE}.swapfile"
-FSTAB_SWAP_FILE_LINE="${SWAP_FILE} none swap sw 0 0"
-
-
-
-
-#### HELP
-
-
-
-
-# Help message
-swap_file_help_message()
-{
- cat << _H_E_L_P
-
-Usage: swap.sh [action] [swap_size] [swap_block_size]
-
-SWAP file create/remove on the system.
-
-Actions (by default: help):
- c, create SWAP file create. By default: ${SWAP_FILE}
- r, remove SWAP file remove. By default: ${SWAP_FILE}
- h, help Print this message.
-
-Arguments:
- [swap_size] Set size of SWAP file (gigabytes).
- By default: ${SWAP_SIZE_DEFAULT}, min=${SWAP_SIZE_DEFAULT_MIN}, max=${SWAP_SIZE_DEFAULT_MAX}.
- [swap_block_size] Set block size of SWAP file (bytes).
- By default: ${SWAP_BLOCK_SIZE_DEFAULT}, min=${SWAP_BLOCK_SIZE_DEFAULT_MIN}, max=${SWAP_BLOCK_SIZE_DEFAULT_MAX}.
-
-Environment variables:
- SWAP_FILE Set full path of SWAP file.
- SWAP_ACTION Set action for the script running.
- SWAP_SIZE Set size of SWAP file.
- SWAP_BLOCK_SIZE Set block size of SWAP file.
- SWAP_FILE Set SWAP file path.
-
-_H_E_L_P
-}
-
-# Print help message
-swap_file_help()
-{
- swap_file_help_message
-
- exit 0
-}
-
-# Print help, error message and exit
-swap_file_error()
-{
- swap_file_help_message
-
- echo ''
- echo "ERROR: $*"
-
- exit 1
-}
-
-
-
-
-#### DEFINITION (action, size, block size)
-
-
-
-
-# SWAP size check as integer
-_size_check_as_integer()
-{
- if [ -z "$1" ]; then
- swap_file_error "SWAP ${2}size is empty"
- else
- echo "$1" | grep -Eq '^[0-9]+$' > /dev/null
- if [ ! $? -eq 0 ]; then
- swap_file_error "Invalid SWAP ${2}size '$1'." "Must be integer"
- fi
- fi
-}
-
-# Min size check
-_size_check_as_min()
-{
- if [ $2 -gt $1 ]; then
- swap_file_error "Invalid SWAP ${3}size '$1'." "Must be min=$2"
- fi
-}
-
-# Max size check
-_size_check_as_max()
-{
- if [ $1 -gt $2 ]; then
- swap_file_error "Invalid SWAP ${3}size '$1'." "Must be max=$2"
- fi
-}
-
-# SWAP action define/check
-swap_file_action_define()
-{
- case "$SWAP_ACTION" in
- create | c )
- SWAP_ACTION='create'
- ;;
- remove | r )
- SWAP_ACTION='remove'
- ;;
- help | h | '' )
- SWAP_ACTION="$SWAP_ACTION_DEFAULT"
- ;;
- * )
- swap_file_error "Invalid action '$SWAP_ACTION'"
- ;;
- esac
-}
-
-# SWAP size define/check
-swap_file_size_define()
-{
- case "$SWAP_SIZE" in
- '' )
- SWAP_SIZE=$SWAP_SIZE_DEFAULT
- ;;
- * )
- swap_file_size_check
- ;;
- esac
-}
-
-# SWAP size check
-swap_file_size_check()
-{
- _size_check_as_integer "$SWAP_SIZE" ''
- _size_check_as_min "$SWAP_SIZE" "$SWAP_SIZE_DEFAULT_MIN" ''
- _size_check_as_max "$SWAP_SIZE" "$SWAP_SIZE_DEFAULT_MAX" ''
-}
-
-# SWAP block size define/check
-swap_file_block_size_define()
-{
- case "$SWAP_BLOCK_SIZE" in
- '' )
- SWAP_BLOCK_SIZE=$SWAP_BLOCK_SIZE_DEFAULT
- ;;
- * )
- swap_file_block_size_check
- ;;
- esac
-}
-
-# SWAP block size check
-swap_file_block_size_check()
-{
- local x_block_size=$SWAP_BLOCK_SIZE_DEFAULT_MIN
- local str_block='block '
-
- _size_check_as_integer "$SWAP_BLOCK_SIZE" "$str_block"
- _size_check_as_min "$SWAP_BLOCK_SIZE" "$SWAP_BLOCK_SIZE_DEFAULT_MIN" "$str_block"
- _size_check_as_max "$SWAP_BLOCK_SIZE" "$SWAP_BLOCK_SIZE_DEFAULT_MAX" "$str_block"
-
- # Validation
- while true; do
- if [ "$x_block_size" = "$SWAP_BLOCK_SIZE" ]; then
- break
- else
- # Block size error
- if [ $x_block_size -gt $SWAP_BLOCK_SIZE ]; then
- swap_file_error "Invalid SWAP block size '$SWAP_BLOCK_SIZE'." \
- "Must be '$x_block_size'"
- fi
- fi
-
- x_block_size=$(($x_block_size * 2))
- done
-}
-
-
-
-
-#### SWAP CREATION
-
-
-
-
-# SWAP file create on system
-swap_file_create_on_system()
-{
- local block_size=$(($SWAP_SIZE * 1024 * 1024 * 1024 / $SWAP_BLOCK_SIZE))
-
- echo "SWAP file creating..."
- dd if=/dev/zero of=$SWAP_FILE bs=$SWAP_BLOCK_SIZE count=$block_size status=progress
- if [ $? -eq 0 ]; then
- chmod $SWAP_FILE_PERM "$SWAP_FILE"
- echo "File '$SWAP_FILE' has been created"
- else
- swap_file_error "File '$SWAP_FILE' has not been created"
- fi
-}
-
-# SWAP make
-swap_file_make()
-{
- mkswap "$SWAP_FILE"
- if [ ! $? -eq 0 ]; then
- swap_file_error "SWAP has not been maked"
- fi
-
- swapon "$SWAP_FILE"
- if [ ! $? -eq 0 ]; then
- swap_file_error "SWAP file has not been swiched on"
- fi
-}
-
-# SWAP file create
-swap_file_create()
-{
- if [ -f "$SWAP_FILE" ]; then
- swap_file_error "File '$SWAP_FILE' already exists"
- fi
-
- swap_file_create_on_system
- swap_file_make
-
- cp "$FSTAB_FILE" "$FSTAB_BAKCUP_FILE"
- if [ ! $? -eq 0 ]; then
- echo "WARNING: Backup file '$FSTAB_BAKCUP_FILE' has not been created"
- fi
-
- echo "$FSTAB_SWAP_FILE_LINE" >> "$FSTAB_FILE"
- if [ $? -eq 0 ]; then
- mount -a
- echo "SWAP file has been created"
- else
- swap_file_error "SWAP file has not been added in '$FSTAB_FILE'"
- fi
-}
-
-
-
-
-#### SWAP REMOVING
-
-
-
-
-# /etc/fstab (FSTAB_FILE) restore
-swap_file_restore_fstab()
-{
- cp "$FSTAB_FILE" "$FSTAB_SWAP_FILE"
-
- if [ -f "$FSTAB_BAKCUP_FILE" ]; then
- mv "$FSTAB_BAKCUP_FILE" "$FSTAB_FILE"
- else
- grep -vwE "$SWAP_FILE" "$FSTAB_SWAP_FILE" > "$FSTAB_FILE"
- if [ ! $? -eq 0 ]; then
- swap_file_error "File '$FSTAB_FILE' has not been updated without SWAP file"
- fi
- fi
-
- mount -a
-}
-
-# SWAP file remove from /etc/fstab (FSTAB_FILE)
-swap_file_remove_from_fstab()
-{
- cat $FSTAB_FILE | grep "$SWAP_FILE" > /dev/null
- if [ $? -eq 0 ]; then
- swap_file_restore_fstab
- else
- echo "WARNING: File '$SWAP_FILE' does not exist in '$FSTAB_FILE'"
- fi
-}
-
-# SWAP file remove
-swap_file_remove()
-{
- echo "SWAP file removing..."
- swap_file_remove_from_fstab
-
- if [ ! -f "$SWAP_FILE" ]; then
- swap_file_error "File '$SWAP_FILE' does not exist"
- fi
-
- swapoff "$SWAP_FILE"
- if [ $? -eq 0 ]; then
- rm -f "$SWAP_FILE"
- echo "File '$SWAP_FILE' has been removed"
- else
- swap_file_error "SWAP OFF is failed"
- fi
-}
-
-
-
-
-#### MAIN
-
-
-
-
-# Main function
-swap_file()
-{
- swap_file_action_define
- swap_file_block_size_define
- swap_file_size_define
-
- swap_file_$SWAP_ACTION
-}
-
-
-# Execution if defined that
-if [ -f "$0" ]; then
- swap_file
-
- exit 0
-fi