From 8353e0be52e9547f5b5f9760eb0d3c94755f4afb Mon Sep 17 00:00:00 2001
From: Francis Rowe <info@gluglug.org.uk>
Date: Sun, 12 Jul 2015 15:29:16 +0100
Subject: download/memtest86plus: verify checksum when downloading

---
 docs/maintain/index.html                         | 5 +++++
 resources/scripts/helpers/download/memtest86plus | 7 +++++++
 2 files changed, 12 insertions(+)

diff --git a/docs/maintain/index.html b/docs/maintain/index.html
index 5fa0cdb6..feff7b3f 100644
--- a/docs/maintain/index.html
+++ b/docs/maintain/index.html
@@ -557,6 +557,11 @@
 				the build script is <i>resources/scripts/helpers/build/module/memtest86plus</i>.
 			</p>
 
+			<p>
+				In the download script for memtest86plus, make sure to update the checksum that it matches
+				for the downloaded source tarball.
+			</p>
+
 			<p>
 				<a href="#pagetop">Back to top of page</a>.
 			</p>
diff --git a/resources/scripts/helpers/download/memtest86plus b/resources/scripts/helpers/download/memtest86plus
index c4781221..058119c7 100755
--- a/resources/scripts/helpers/download/memtest86plus
+++ b/resources/scripts/helpers/download/memtest86plus
@@ -40,6 +40,13 @@ rm -Rf "memtest86+-5.01/"
 # download it using wget
 wget http://www.memtest.org/download/5.01/memtest86+-5.01.tar.gz
 
+if [ "$(sha512sum memtest86+-5.01.tar.gz | cut -c1-128)" = "d872db35ef733ec8f49094251f2bf6b98cc80eb06d04044be3aecf28d534f24ba293a08b9979b112dbd07cf27368148939a33a32c7010fc9581a3a5b150c94d7" ]; then
+	printf "Valid checksum for memtest86plus"
+else
+	printf "Invalid checksum for memtest86plus\n"
+	exit 1
+fi
+
 # extract it
 tar -xzf "memtest86+-5.01.tar.gz"
 
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