From cb4a6e0d02782c75cf270276667ea2f062afd051 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Josu=C3=A9=20Tille?= <josue@tille.ch>
Date: Fri, 26 Aug 2022 08:01:37 +0200
Subject: [PATCH] fix swap

---
 scripts/experimental_helper.sh | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/scripts/experimental_helper.sh b/scripts/experimental_helper.sh
index 6df5480..08d405e 100644
--- a/scripts/experimental_helper.sh
+++ b/scripts/experimental_helper.sh
@@ -72,6 +72,12 @@ ynh_add_swap () {
 	# If there's enough space for a swap, and no existing swap here
 	if [ $swap_size -ne 0 ] && [ ! -e /swap_$app ]
 	then
+		# Create file
+		truncate -s 0 /swap_$app
+
+		# set the No_COW attribute on the swapfile with chattr
+		chattr +C /swap_$app || true
+
 		# Preallocate space for the swap file, fallocate may sometime not be used, use dd instead in this case
 		if ! fallocate -l ${swap_size}K /swap_$app
 		then
@@ -81,7 +87,7 @@ ynh_add_swap () {
 		# Create the swap
 		mkswap /swap_$app
 		# And activate it
-		swapon /swap_$app
+		swapon /swap_$app || true
 		# Then add an entry in fstab to load this swap at each boot.
 		echo -e "/swap_$app swap swap defaults 0 0 #Swap added by $app" >> /etc/fstab
 	fi
@@ -115,4 +121,3 @@ ynh_is_main_device_a_sd_card () {
 		return 1
 	fi
 }
-