shellcheck: Fix shellcheck SC2068

> Double quote array expansions to avoid re-splitting elements

Signed-off-by: stevenhorsman <steven@uk.ibm.com>

ci/openshift-ci/cluster/install_kata.sh

@@ -67,7 +67,7 @@ wait_for_reboot() {
 	local workers=($(oc get nodes | \
 		awk '{if ($3 == "worker") { print $1 } }'))
 	# Get the boot ID to compared it changed over time.
-	for node in ${workers[@]}; do
+	for node in "${workers[@]}"; do
 		BOOTIDS[$node]=$(oc get -o jsonpath='{.status.nodeInfo.bootID}'\
 			node/$node)
 		echo "Wait $node reboot"
@@ -83,7 +83,7 @@ wait_for_reboot() {
 			return 1
 		fi
 		echo "Checking after $(($now - $timer_start)) seconds"
-		for i in ${!workers[@]}; do
+		for i in "${!workers[@]}"; do
 			current_id=$(oc get \
 				-o jsonpath='{.status.nodeInfo.bootID}' \
 				node/${workers[i]})

src/libs/protocols/hack/update-generated-proto.sh

@@ -94,14 +94,14 @@ target=$1
 # compile all proto files
 if [ "$target" = "all" ]; then
     # compile all proto files
-    for f in ${proto_files_list[@]}; do
+    for f in "${proto_files_list[@]}"; do
         echo -e "\n   [golang] compiling ${f} ..."
         generate_go_sources $f
         echo -e "   [golang] ${f} compiled\n"
     done
 else
     # compile individual proto file
-    for f in ${proto_files_list[@]}; do
+    for f in "${proto_files_list[@]}"; do
         if [ "$target" = "$f" ]; then
             echo -e "\n   [golang] compiling ${target} ..."
             generate_go_sources $target

tests/functional/kata-deploy/run-kata-deploy-tests.sh

@@ -19,7 +19,7 @@ else
 fi
 
 info "Run tests"
-for KATA_DEPLOY_TEST_ENTRY in ${KATA_DEPLOY_TEST_UNION[@]}
+for KATA_DEPLOY_TEST_ENTRY in "${KATA_DEPLOY_TEST_UNION[@]}"
 do
 	bats --show-output-of-passing-tests "${KATA_DEPLOY_TEST_ENTRY}"
 done

tests/functional/vfio-ap/run.sh

@@ -80,7 +80,7 @@ cleanup() {
 
     # Destroy mediated devices
     IFS=$'\n' read -r -d '' -a arr_dev < <( ls -1 /sys/bus/mdev/devices && printf '\0' )
-    for item in ${arr_dev[@]}; do
+    for item in "${arr_dev[@]}"; do
         if [[ ${item//-/} =~ ^[[:xdigit:]]{32}$ ]]; then
             echo 1 | sudo tee /sys/bus/mdev/devices/${item}/remove > /dev/null
         fi
@@ -100,7 +100,7 @@ validate_env() {
         exit 1
     fi
     necessary_commands=( "${container_engine}" "ctr" "crictl" "lszcrypt" )
-    for cmd in ${necessary_commands[@]}; do
+    for cmd in "${necessary_commands[@]}"; do
         if ! which ${cmd} > /dev/null 2>&1; then
             echo "${cmd} not found" >&2
             exit 1
@@ -244,4 +244,4 @@ main() {
     run_tests
 }
 
-main $@
+main "$@"

tests/functional/vfio/gha-run.sh

@@ -23,13 +23,13 @@ function install_dependencies() {
 			deps=(xorriso curl qemu-utils openssh-client)
 
 			sudo apt-get update
-			sudo apt-get install -y ${deps[@]} qemu-system-x86
+			sudo apt-get install -y "${deps[@]}" qemu-system-x86
 			;;
 		fedora)
 			# cloud image dependencies
 			deps=(xorriso curl qemu-img openssh)
 
-			sudo dnf install -y ${deps[@]} qemu-system-x86-core
+			sudo dnf install -y "${deps[@]}" qemu-system-x86-core
 			;;
 
 		"*")

tests/functional/vfio/run.sh

@@ -347,4 +347,4 @@ main() {
 	check_vfio "${vfio_cid}"
 }
 
-main $@
+main "$@"

tests/functional/vfio/vfio_fedora_vm_wrapper.sh

@@ -326,4 +326,4 @@ main() {
 	ssh_vm "/home/${USER}/run.sh"
 }
 
-main $@
+main "$@"

tests/integration/kubernetes/filter_k8s_test.sh

@@ -52,7 +52,7 @@ main()
 		done
 		[ "$flag" == "false" ] && result+=("$TEST_ENTRY")
 	done
-	echo ${result[@]}
+	echo "${result[@]}"
 }
 
 main "$@"

tests/integration/kubernetes/run_kubernetes_tests.sh

@@ -132,7 +132,7 @@ ensure_yq
 info "Running tests with bats version: $(bats --version)"
 
 tests_fail=()
-for K8S_TEST_ENTRY in ${K8S_TEST_UNION[@]}
+for K8S_TEST_ENTRY in "${K8S_TEST_UNION[@]}"
 do
 	info "$(kubectl get pods --all-namespaces 2>&1)"
 	info "Executing ${K8S_TEST_ENTRY}"

tests/integration/kubernetes/tests_common.sh

@@ -238,7 +238,7 @@ add_requests_to_policy_settings() {
 
 	auto_generate_policy_enabled || return 0
 
-	for request in ${requests[@]}
+	for request in "${requests[@]}"
 	do
 		info "${settings_dir}/genpolicy-settings.json: allowing ${request}"
 		jq ".request_defaults.${request} |= true" \

tests/metrics/lib/common.bash

@@ -96,7 +96,7 @@ function generate_build_dockerfile()
 	local text_to_replace="$4"
 	local regs=(${registries["${map_key}"]})
 
-	for r in ${regs[@]}; do
+	for r in "${regs[@]}"; do
 		sed 's|'${text_to_replace}'|'${r}'|g' \
 			"${dockerfile}.in" > "${dockerfile}"
 		if sudo -E "${DOCKER_EXE}" build \
@@ -513,7 +513,7 @@ function get_current_kata_config_file() {
 	current_config_file="${KATA_CONFIG_FNAME}"
 }
 
-# This function checks if the current session is runnin as root, 
+# This function checks if the current session is runnin as root,
 # if that is not the case, the function exits with an error message.
 function check_if_root() {
 	[ "$EUID" -ne 0 ] && die "Please run as root or use sudo."

tools/packaging/artifact-list.sh

@@ -19,4 +19,4 @@ supported_artifacts=(
   "install_qemu"
 )
 
-for c in ${supported_artifacts[@]}; do echo $c; done
+for c in "${supported_artifacts[@]}"; do echo $c; done

tools/packaging/kata-deploy/local-build/kata-deploy-binaries-in-docker.sh

@@ -145,7 +145,7 @@ docker run \
 	--env ARCH="${ARCH}" \
 	--rm \
 	-w ${script_dir} \
-	build-kata-deploy "${kata_deploy_create}" $@
+	build-kata-deploy "${kata_deploy_create}" "$@"
 
 if [ $remove_dot_docker_dir == true ]; then
 	rm -rf "$HOME/.docker"

tools/packaging/kata-deploy/local-build/kata-deploy-binaries.sh

@@ -193,7 +193,7 @@ cleanup_and_fail() {
 	if [ -n "${extra_tarballs}" ]; then
 		local mapping
 		IFS=' ' read -a mapping <<< "${extra_tarballs}"
-		for m in ${mapping[@]}; do
+		for m in "${mapping[@]}"; do
 			local extra_tarball_name=${m%:*}
 			rm -f "${extra_tarball_name}"
 		done
@@ -273,7 +273,7 @@ install_cached_tarball_component() {
 
 	local mapping
 	IFS=' ' read -a mapping <<< "${extra_tarballs}"
-	for m in ${mapping[@]}; do
+	for m in "${mapping[@]}"; do
 		local extra_tarball_name=${m%:*}
 		local extra_tarball_path=${m#*:}
 
@@ -1470,5 +1470,5 @@ main() {
 }
 
 if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
-	main $@
+	main "$@"
 fi

tools/packaging/kata-deploy/scripts/kata-deploy.sh

@@ -169,8 +169,8 @@ function get_container_runtime() {
 		else
 			echo "k3s"
 		fi
-	# Note: we assumed you used a conventional k0s setup and k0s will generate a systemd entry k0scontroller.service and k0sworker.service respectively    
-	# and it is impossible to run this script without a kubelet, so this k0s controller must also have worker mode enabled 
+	# Note: we assumed you used a conventional k0s setup and k0s will generate a systemd entry k0scontroller.service and k0sworker.service respectively
+	# and it is impossible to run this script without a kubelet, so this k0s controller must also have worker mode enabled
 	elif host_systemctl is-active --quiet k0scontroller; then
 		echo "k0s-controller"
 	elif host_systemctl is-active --quiet k0sworker; then
@@ -339,7 +339,7 @@ function adjust_qemu_cmdline() {
 	# Both qemu and qemu-coco-dev use exactly the same QEMU, so we can adjust
 	# the shim on the qemu-coco-dev case to qemu
 	[[ "${shim}" =~ ^(qemu|qemu-coco-dev)$ ]] && qemu_share="qemu"
-		
+
 	qemu_binary=$(tomlq '.hypervisor.qemu.path' ${config_path} | tr -d \")
 	qemu_binary_script="${qemu_binary}-installation-prefix"
 	qemu_binary_script_host_path="/host/${qemu_binary_script}"
@@ -430,7 +430,7 @@ function install_artifacts() {
 				*)
 					tdx_not_supported ${ID} ${VERSION_ID}
 					;;
-			esac	
+			esac
 		fi
 
 		if [ "${dest_dir}" != "${default_dest_dir}" ]; then
@@ -606,19 +606,19 @@ function configure_containerd_runtime() {
 	local runtime_type=\"io.containerd."${runtime}".v2\"
 	local runtime_config_path=\"$(get_kata_containers_config_path "${shim}")/${configuration}.toml\"
 	local runtime_path=\"$(get_kata_containers_runtime_path "${shim}")\"
-	
+
 	tomlq -i -t $(printf '%s.runtime_type=%s' ${runtime_table} ${runtime_type}) ${configuration_file}
 	tomlq -i -t $(printf '%s.runtime_path=%s' ${runtime_table} ${runtime_path}) ${configuration_file}
 	tomlq -i -t $(printf '%s.privileged_without_host_devices=true' ${runtime_table}) ${configuration_file}
 	tomlq -i -t $(printf '%s.pod_annotations=["io.katacontainers.*"]' ${runtime_table}) ${configuration_file}
 	tomlq -i -t $(printf '%s.ConfigPath=%s' ${runtime_options_table} ${runtime_config_path}) ${configuration_file}
-	
+
 	if [ "${DEBUG}" == "true" ]; then
 		tomlq -i -t '.debug.level = "debug"' ${configuration_file}
 	fi
 
 	if [ -n "${SNAPSHOTTER_HANDLER_MAPPING}" ]; then
-		for m in ${snapshotters[@]}; do
+		for m in "${snapshotters[@]}"; do
 			key="${m%$snapshotters_delimiter*}"
 
 			if [ "${key}" != "${shim}" ]; then
@@ -746,7 +746,7 @@ function snapshotter_handler_mapping_validation_check() {
 		return
 	fi
 
-	for m in ${snapshotters[@]}; do
+	for m in "${snapshotters[@]}"; do
 		shim="${m%$snapshotters_delimiter*}"
 		snapshotter="${m#*$snapshotters_delimiter}"
 
@@ -813,7 +813,7 @@ function main() {
 		containerd_conf_tmpl_file="${containerd_conf_file}.tmpl"
 		containerd_conf_file_backup="${containerd_conf_tmpl_file}.bak"
 	elif [[ "$runtime" =~ ^(k0s-worker|k0s-controller)$ ]]; then
-		# From 1.27.1 onwards k0s enables dynamic configuration on containerd CRI runtimes. 
+		# From 1.27.1 onwards k0s enables dynamic configuration on containerd CRI runtimes.
 		# This works by k0s creating a special directory in /etc/k0s/containerd.d/ where user can drop-in partial containerd configuration snippets.
 		# k0s will automatically pick up these files and adds these in containerd configuration imports list.
 		containerd_conf_file="/etc/containerd/containerd.d/kata-containers.toml"

tools/packaging/kernel/build-kernel.sh

@@ -718,4 +718,4 @@ main() {
 	esac
 }
 
-main $@
+main "$@"

tools/packaging/release/release.sh

@@ -143,8 +143,8 @@ function _publish_multiarch_manifest()
 	_check_required_env_var "KATA_DEPLOY_IMAGE_TAGS"
 	_check_required_env_var "KATA_DEPLOY_REGISTRIES"
 
-	for registry in ${REGISTRIES[@]}; do
-		for tag in ${IMAGE_TAGS[@]}; do
+	for registry in "${REGISTRIES[@]}"; do
+		for tag in "${IMAGE_TAGS[@]}"; do
 			docker manifest create ${registry}:${tag} \
 				--amend ${registry}:${tag}-amd64 \
 				--amend ${registry}:${tag}-arm64 \

tools/packaging/scripts/apply_patches.sh

@@ -38,7 +38,7 @@ echo "INFO: Apply patches from $patches_dir"
 if [ -d "$patches_dir" ]; then
 	patches=($(find "$patches_dir" -maxdepth 1 -name '*.patch'|sort -t- -k1,1n))
 	echo "INFO: Found ${#patches[@]} patches"
-	for patch in ${patches[@]}; do
+	for patch in "${patches[@]}"; do
 		echo "INFO: Apply $patch"
 		patch -p1 < "$patch" || \
 			{ echo >&2 "ERROR: Not applied. Exiting..."; exit 1; }

tools/packaging/scripts/configure-hypervisor.sh

@@ -595,4 +595,4 @@ main() {
 	exit 0
 }
 
-main $@
+main "$@"

tools/packaging/scripts/gen_versions_txt.sh

@@ -185,4 +185,4 @@ main() {
 	gen_version_file "${branch}" "${kata_version}"
 }
 
-main $@
+main "$@"

tools/packaging/static-build/coco-guest-components/build-static-coco-guest-components.sh

@@ -38,4 +38,4 @@ build_coco_guest_components_from_source() {
 	popd
 }
 
-build_coco_guest_components_from_source $@
+build_coco_guest_components_from_source "$@"

tools/packaging/static-build/scripts/qemu-build-post.sh

@@ -19,7 +19,7 @@ fi
 pushd "${QEMU_DESTDIR}"
 # Remove files to reduce the surface.
 echo "INFO: remove uneeded files"
-for pattern in ${qemu_black_list[@]}; do
+for pattern in "${qemu_black_list[@]}"; do
 	find . -path "$pattern" | xargs rm -rfv
 done
 

tools/testing/kata-webhook/webhook-check.sh

@@ -83,4 +83,4 @@ main() {
 	info "kata-webhook is up and working"
 }
 
-main $@
+main "$@"