From b3c1b5e79f8387efa6c97687edb3aff26db1d761 Mon Sep 17 00:00:00 2001
From: Hisumi <hisumi@soullessmachines.net>
Date: Sat, 8 Jan 2022 04:51:38 +0300
Subject: [PATCH] Add 'swap.sh'
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Скрипт для упрощения создания swap на сервере
---
 swap.sh | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 swap.sh

diff --git a/swap.sh b/swap.sh
new file mode 100644
index 0000000..6c5588e
--- /dev/null
+++ b/swap.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+read -p 'Enter swap size in megabytes: ' size_mb
+size_kb=$((1024*${size_mb}))
+dd if=/dev/zero of=/swap bs=1024 count=${size_kb}
+chmod 0600 /swap
+mkswap /swap
+swapon /swap
+if [ "$(grep '/swap' /etc/fstab)" ]; then
+  echo "Error: file /etc/fstab already has 'Swap' record"
+else
+  echo "Add Swap record to /etc/fstab"
+  echo -e '\n/swap swap swap defaults 0 0' >> /etc/fstab
+fi
+swapon --show
\ No newline at end of file