Add script to check gVisor version

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