From a8a34013a520cb3cb2deba046ba9a3499496df57 Mon Sep 17 00:00:00 2001
From: Manuel <git@huesers.de>
Date: Thu, 10 Nov 2022 17:48:08 +0100
Subject: [PATCH] Add script to check gVisor version

---
 check-gvisor.sh | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100755 check-gvisor.sh

diff --git a/check-gvisor.sh b/check-gvisor.sh
new file mode 100755
index 0000000..3459876
--- /dev/null
+++ b/check-gvisor.sh
@@ -0,0 +1,36 @@
+#!/bin/sh
+
+VERSION="$(echo $1 | jq -Rr @html)"
+BINARY='runsc'
+SHIM='containerd-shim-runsc-v1'
+URL_BASE="https://storage.googleapis.com/gvisor/releases/release/"
+URL="${URL_BASE}${VERSION}/$(uname -m)/"
+URL_X64="${URL_BASE}${VERSION}/x86_64/"
+URL_ARM="${URL_BASE}${VERSION}/aarch64/"
+
+STATUS=$(curl -s -o /dev/null -I -w "%{http_code}" "${URL}${BINARY}")
+EXIT=0
+
+case $STATUS in
+	200)
+		echo "Release: ${VERSION}"
+		echo ""
+		echo "x86_64 sha512:"
+		echo "$(curl -s ${URL_X64}${BINARY}.sha512)"
+		echo "$(curl -s ${URL_X64}${SHIM}.sha512)"
+		echo ""
+		echo "aarch64 sha512:"
+		echo "$(curl -s ${URL_ARM}${BINARY}.sha512)"
+		echo "$(curl -s ${URL_ARM}${SHIM}.sha512)"
+		;;
+	404)
+		echo "Release ${VERSION} not found"
+		EXIT=1
+		;;
+	*)
+		echo "Error occured with status ${STATUS}"
+		EXIT=2
+		;;
+esac
+
+exit $EXIT