tests/int/hooks.bats: don't use DEBIAN_BUNDLE

1. Do not depend on $DEBIAN_BUNDLE, instead use the current directory.

2. Simplify setup() by calling teardown().

3. In teardown(), check that LIBPATH is set.

4. Move global variables into setup.

Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>

tests/integration/hooks.bats

@@ -2,27 +2,23 @@
 
 load helpers
 
-# CR = CreateRuntime
-# CC = CreataContainer
-HOOKLIBCR=librunc-hooks-create-runtime.so
-HOOKLIBCC=librunc-hooks-create-container.so
-LIBPATH="$DEBIAN_BUNDLE/rootfs/lib/"
-
 function setup() {
-	umount "$LIBPATH"/$HOOKLIBCR.1.0.0 &>/dev/null || true
-	umount "$LIBPATH"/$HOOKLIBCC.1.0.0 &>/dev/null || true
-
 	requires root no_systemd
 
-	teardown_debian
+	teardown
 	setup_debian
+	# CR = CreateRuntime, CC = CreataContainer
+	HOOKLIBCR=librunc-hooks-create-runtime.so
+	HOOKLIBCC=librunc-hooks-create-container.so
+	LIBPATH="$(pwd)/rootfs/lib/"
 }
 
 function teardown() {
-	umount "$LIBPATH"/$HOOKLIBCR.1.0.0 &>/dev/null || true
-	umount "$LIBPATH"/$HOOKLIBCC.1.0.0 &>/dev/null || true
-
-	rm -f $HOOKLIBCR.1.0.0 $HOOKLIBCC.1.0.0
+	if [ -n "$LIBPATH" ]; then
+		umount "$LIBPATH"/$HOOKLIBCR.1.0.0 &>/dev/null || true
+		umount "$LIBPATH"/$HOOKLIBCC.1.0.0 &>/dev/null || true
+		rm -f $HOOKLIBCR.1.0.0 $HOOKLIBCC.1.0.0
+	fi
 	teardown_debian
 }
 
@@ -31,24 +27,24 @@ function teardown() {
 	gcc -shared -Wl,-soname,librunc-hooks-create-runtime.so.1 -o "$HOOKLIBCR.1.0.0"
 	gcc -shared -Wl,-soname,librunc-hooks-create-container.so.1 -o "$HOOKLIBCC.1.0.0"
 
-	current_pwd="$(pwd)"
+	bundle=$(pwd)
 
 	# To mount $HOOKLIBCR we need to do that in the container namespace
 	create_runtime_hook=$(
 		cat <<-EOF
 			pid=\$(cat - | jq -r '.pid')
 			touch "$LIBPATH/$HOOKLIBCR.1.0.0"
-			nsenter -m \$ns -t \$pid mount --bind "$current_pwd/$HOOKLIBCR.1.0.0" "$LIBPATH/$HOOKLIBCR.1.0.0"
+			nsenter -m \$ns -t \$pid mount --bind "$bundle/$HOOKLIBCR.1.0.0" "$LIBPATH/$HOOKLIBCR.1.0.0"
 		EOF
 	)
 
-	create_container_hook="touch ./lib/$HOOKLIBCC.1.0.0 && mount --bind $current_pwd/$HOOKLIBCC.1.0.0 ./lib/$HOOKLIBCC.1.0.0"
+	create_container_hook="touch ./lib/$HOOKLIBCC.1.0.0 && mount --bind $bundle/$HOOKLIBCC.1.0.0 ./lib/$HOOKLIBCC.1.0.0"
 
 	CONFIG=$(jq --arg create_runtime_hook "$create_runtime_hook" --arg create_container_hook "$create_container_hook" '
 		.hooks |= . + {"createRuntime": [{"path": "/bin/sh", "args": ["/bin/sh", "-c", $create_runtime_hook]}]} |
 		.hooks |= . + {"createContainer": [{"path": "/bin/sh", "args": ["/bin/sh", "-c", $create_container_hook]}]} |
 		.hooks |= . + {"startContainer": [{"path": "/bin/sh", "args": ["/bin/sh", "-c", "ldconfig"]}]} |
-		.process.args = ["/bin/sh", "-c", "ldconfig -p | grep librunc"]' "$DEBIAN_BUNDLE"/config.json)
+		.process.args = ["/bin/sh", "-c", "ldconfig -p | grep librunc"]' "$bundle"/config.json)
 	echo "${CONFIG}" >config.json
 
 	runc run test_debian