Merge pull request #138 from jcvenegas/shfmt

format: use shfmt to format sh files.
2025-08-31 16:36:38 +00:00 · 2018-08-17 10:53:18 -05:00
parent fa711da0eb 7883b406ee
commit ef6a135ab3
31 changed files with 447 additions and 449 deletions
--- a/.ci/lib.sh
+++ b/.ci/lib.sh
@@ -5,7 +5,7 @@
 # SPDX-License-Identifier: Apache-2.0

 # If we fail for any reason a message will be displayed
-die(){
+die() {
 	msg="$*"
 	echo "ERROR: $msg" >&2
 	exit 1
@@ -14,12 +14,10 @@ die(){
 export tests_repo="${tests_repo:-github.com/kata-containers/tests}"
 export tests_repo_dir="$GOPATH/src/$tests_repo"

-clone_tests_repo()
-{
+clone_tests_repo() {
 	# KATA_CI_NO_NETWORK is (has to be) ignored if there is
 	# no existing clone.
-	if [ -d "${tests_repo_dir}" ]  && [ -n "${KATA_CI_NO_NETWORK:-}" ]
-	then
+	if [ -d "${tests_repo_dir}" ] && [ -n "${KATA_CI_NO_NETWORK:-}" ]; then
 		return
 	fi

@@ -30,7 +28,7 @@ install_yq() {
 	path=$1
 	local yq_path=${path}/yq
 	local yq_pkg="github.com/mikefarah/yq"
-	[ -x  "${yq_path}" ] && return
+	[ -x "${yq_path}" ] && return

 	case "$(arch)" in
 	"aarch64")
@@ -60,7 +58,6 @@ install_yq() {
 	# https://github.com/mikefarah/yq/releases/tag/<VERSION-HERE>
 	yq_version=$(basename "${yq_latest_url}")

-
 	local yq_url="https://${yq_pkg}/releases/download/${yq_version}/yq_linux_${goarch}"
 	curl -o "${yq_path}" -L ${yq_url}
 	chmod +x ${yq_path}
--- a/.ci/run.sh
+++ b/.ci/run.sh
@@ -15,7 +15,7 @@ source /etc/os-release

 # This script will execute packaging tests suite

-if [ "$ID" == ubuntu ];then
-	echo  "Building snap image"
+if [ "$ID" == ubuntu ]; then
+	echo "Building snap image"
 	make snap
 fi
--- a/.ci/setup.sh
+++ b/.ci/setup.sh
@@ -11,9 +11,9 @@ set -o pipefail

 source /etc/os-release

-echo  "Setup script for packaging"
+echo "Setup script for packaging"

-if [ "$ID" == ubuntu ];then
+if [ "$ID" == ubuntu ]; then
 	echo "Install snap dependencies"
 	sudo apt-get install -y snapd snapcraft

--- a/kata-deploy/scripts/install-kata-containerd.sh
+++ b/kata-deploy/scripts/install-kata-containerd.sh
@@ -17,10 +17,10 @@ echo "create containerd configuration for Kata"
 mkdir -p /etc/containerd/

 if [ -f /etc/containerd/config.toml ]; then
-  cp /etc/containerd/config.toml /etc/containerd/config.toml.bak
+	cp /etc/containerd/config.toml /etc/containerd/config.toml.bak
 fi

-cat << EOT | tee /etc/containerd/config.toml
+cat <<EOT | tee /etc/containerd/config.toml
 [plugins]
    [plugins.cri.containerd]
      [plugins.cri.containerd.untrusted_workload_runtime]
--- a/kata-deploy/scripts/remove-kata-containerd.sh
+++ b/kata-deploy/scripts/remove-kata-containerd.sh
@@ -5,6 +5,5 @@ rm -rf /usr/share/defaults/kata-containers
 rm -f /etc/containerd/config.toml

 if [ -f /etc/containerd/config.toml.bak ]; then
-  mv /etc/containerd/config.toml.bak /etc/containerd/config.toml
+	mv /etc/containerd/config.toml.bak /etc/containerd/config.toml
 fi
-
--- a/kernel/build-kernel.sh
+++ b/kernel/build-kernel.sh
@@ -165,7 +165,7 @@ setup_kernel() {
 	download_kernel="true"
 	[ -n "$kernel_version" ] || die "failed to get kernel version: Kernel version is emtpy"

-	if [[ "${download_kernel}" == "true" ]]; then
+	if [[ ${download_kernel} == "true" ]]; then
 		get_kernel "${kernel_version}" "${kernel_path}"
 	fi

@@ -273,7 +273,7 @@ main() {
 		esac
 	done

-	shift $(($OPTIND - 1))
+	shift $((OPTIND - 1))

 	subcmd="${1:-}"

--- a/kernel/kata_config_version
+++ b/kernel/kata_config_version
@@ -1 +1 @@
-8
+9
--- a/obs-packaging/build_from_docker.sh
+++ b/obs-packaging/build_from_docker.sh
@@ -10,11 +10,11 @@ set -o errexit
 set -o nounset
 set -o pipefail

-script_dir=$( cd $( dirname "${BASH_SOURCE[0]}" ) && pwd )
+script_dir=$(cd $(dirname "${BASH_SOURCE[0]}") && pwd)
 script_name="$(basename "${BASH_SOURCE[0]}")"
 cache_dir=${PWD}/obs-cache
 #where packaing repo lives
-packaging_repo_dir=$(cd "${script_dir}/.." && pwd )
+packaging_repo_dir=$(cd "${script_dir}/.." && pwd)
 #where results will be stored
 host_datadir="${PWD}/pkgs"
 obs_image="obs-kata"
@@ -27,7 +27,7 @@ PUSH=${PUSH:-}
 GO_ARCH=$(go env GOARCH)
 export GO_ARCH

-docker_run(){
+docker_run() {
 	local cmd="$@"
 	sudo docker run \
 		--rm \
@@ -39,7 +39,7 @@ docker_run(){
 		--env no_proxy="${no_proxy}" \
 		--env PUSH="${PUSH}" \
 		--env DEBUG="${DEBUG:-}" \
-		--env OBS_SUBPROJECT="${OBS_SUBPROJECT:-}"\
+		--env OBS_SUBPROJECT="${OBS_SUBPROJECT:-}" \
 		-v "${HOME}/.bashrc":/root/.bashrc \
 		-v "$cache_dir":/var/tmp/osbuild-packagecache/ \
 		-v "$packaging_repo_dir":${packaging_repo_dir} \
@@ -47,10 +47,10 @@ docker_run(){
 		-v "$HOME/.oscrc":/root/.oscrc \
 		-ti "$obs_image" bash -c "${cmd}"
 }
-usage(){
+usage() {
 	msg="${1:-}"
 	exit_code=$"${2:-0}"
-cat << EOT
+	cat <<EOT
 ${msg}
 Usage:
 ${script_name} <kata-branch>
@@ -58,16 +58,16 @@ EOT
 	exit "${exit_code}"
 }

-main(){
+main() {
 	local branch="${1:-}"
 	[ -n "${branch}" ] || usage "missing branch" "1"
-	pushd "${script_dir}/kata-containers-image/" >> /dev/null
+	pushd "${script_dir}/kata-containers-image/" >>/dev/null
 	echo "Building image"
 	image_tarball=$(find . -name 'kata-containers-'"${branch}"'-*.tar.gz')
 	[ -f "${image_tarball}" ] || "${script_dir}/../obs-packaging/kata-containers-image/build_image.sh" -v "${branch}"
 	image_tarball=$(find . -name 'kata-containers-'"${branch}"'-*.tar.gz')
 	[ -f "${image_tarball}" ] || die "image not found"
-	popd >> /dev/null
+	popd >>/dev/null
 	sudo docker build \
 		--build-arg http_proxy="${http_proxy}" \
 		--build-arg https_proxy="${https_proxy}" \
--- a/obs-packaging/gen_versions_txt.sh
+++ b/obs-packaging/gen_versions_txt.sh
@@ -15,23 +15,22 @@ project="kata-containers"

 source "${script_dir}/../scripts/lib.sh"

-get_kata_hash_from_tag(){
+get_kata_hash_from_tag() {
 	repo=$1
 	git ls-remote --tags "https://github.com/${project}/${repo}.git" | grep "refs/tags/${kata_version}^{}" | awk '{print $1}'
 }

-gen_version_file(){
+gen_version_file() {
 	local branch="$1"
 	[ -n "${branch}" ] || exit 1

-	local kata_version=$(curl --silent  -L "https://raw.githubusercontent.com/${project}/runtime/${branch}/VERSION")
+	local kata_version=$(curl --silent -L "https://raw.githubusercontent.com/${project}/runtime/${branch}/VERSION")
 	kata_runtime_hash=$(get_kata_hash_from_tag "runtime" "${kata_version}")
 	kata_proxy_hash=$(get_kata_hash_from_tag "proxy" "${kata_version}")
 	kata_shim_hash=$(get_kata_hash_from_tag "shim" "${kata_version}")
 	kata_agent_hash=$(get_kata_hash_from_tag "agent" "${kata_version}")
 	kata_ksm_throttler_hash=$(get_kata_hash_from_tag "ksm-throttler" "${kata_version}")

-
 	qemu_lite_branch=$(get_from_kata_deps "assets.hypervisor.qemu-lite.branch" "${kata_version}")
 	qemu_lite_version=$(curl -s -L "https://raw.githubusercontent.com/${project}/qemu/${qemu_lite_branch}/VERSION")
 	qemu_lite_hash=$(git ls-remote https://github.com/${project}/qemu.git | grep "refs/heads/${qemu_lite_branch}" | awk '{print $1}')
@@ -48,7 +47,7 @@ gen_version_file(){
 	golang_version="1.10.2"
 	golang_x84_64_sha256=$(curl -s -L "https://storage.googleapis.com/golang/go${golang_version}.linux-amd64.tar.gz.sha256")

-cat > versions.txt  << EOT
+	cat >versions.txt <<EOT

 # This is a generated file from ${script_name}

@@ -84,10 +83,10 @@ go_checksum=${golang_x84_64_sha256}
 EOT
 }

-usage(){
+usage() {
 	msg="${1:-}"
 	exit_code=$"${2:-0}"
-cat << EOT
+	cat <<EOT
 ${msg}
 Usage:
 ${script_name} <kata-branch>
@@ -95,7 +94,7 @@ EOT
 	exit "${exit_code}"
 }

-main(){
+main() {
 	local branch="${1:-}"
 	[ -n "${branch}" ] || usage "missing branch" "1"
 	gen_version_file "${branch}"
--- a/obs-packaging/kata-containers-image/build_image.sh
+++ b/obs-packaging/kata-containers-image/build_image.sh
@@ -5,7 +5,7 @@
 # SPDX-License-Identifier: Apache-2.0
 #

-[ -z "${DEBUG}" ]  || set -x
+[ -z "${DEBUG}" ] || set -x

 set -o errexit
 set -o nounset
@@ -17,11 +17,9 @@ readonly project="kata-containers"
 readonly tmp_dir=$(mktemp -d -t build-image-tmp.XXXXXXXXXX)
 readonly osbuilder_url=https://github.com/${project}/osbuilder.git

-
 export GOPATH=${GOPATH:-${HOME}/go}
 source "${script_dir}/../../scripts/lib.sh"

-
 arch_target="$(uname -m)"

 kata_version="master"
@@ -31,31 +29,30 @@ kata_osbuilder_version="${KATA_OSBUILDER_VERSION:-}"
 # Agent version
 agent_version="${AGENT_VERSION:-}"

-
 readonly destdir="${PWD}"

-build_initrd(){
-	sudo -E PATH="$PATH" make initrd\
-	     DISTRO="$initrd_distro" \
-	     DEBUG="${DEBUG:-}" \
-	     AGENT_VERSION="${agent_version}" \
-	     OS_VERSION="${initrd_os_version}" \
-	     DISTRO_ROOTFS="${tmp_dir}/initrd-image" \
-	     USE_DOCKER=1 \
-	     AGENT_INIT="yes"
+build_initrd() {
+	sudo -E PATH="$PATH" make initrd \
+		DISTRO="$initrd_distro" \
+		DEBUG="${DEBUG:-}" \
+		AGENT_VERSION="${agent_version}" \
+		OS_VERSION="${initrd_os_version}" \
+		DISTRO_ROOTFS="${tmp_dir}/initrd-image" \
+		USE_DOCKER=1 \
+		AGENT_INIT="yes"

 }

-build_image(){
+build_image() {
 	sudo -E PATH="${PATH}" make image \
-	     DISTRO="${img_distro}" \
-	     DEBUG="${DEBUG:-}" \
-	     AGENT_VERSION="${agent_version}" \
-	     IMG_OS_VERSION="${img_os_version}" \
-	     DISTRO_ROOTFS="${tmp_dir}/rootfs-image"
+		DISTRO="${img_distro}" \
+		DEBUG="${DEBUG:-}" \
+		AGENT_VERSION="${agent_version}" \
+		IMG_OS_VERSION="${img_os_version}" \
+		DISTRO_ROOTFS="${tmp_dir}/rootfs-image"
 }

-create_tarball(){
+create_tarball() {
 	agent_sha=$(get_repo_hash "${GOPATH}/src/github.com/kata-containers/agent")
 	#reduce sha size for short names
 	agent_sha=${agent_sha:0:11}
@@ -68,9 +65,9 @@ create_tarball(){
 	sudo tar cfzv "${tarball_name}" "${initrd_name}" "${image_name}"
 }

-usage(){
+usage() {
 	return_code=${1:-0}
-cat << EOT
+	cat <<EOT
 Create image and initrd in a tarball for kata containers.
 Use it to build an image to distribute kata.

@@ -83,16 +80,18 @@ Options:

 EOT

-exit "${return_code}"
+	exit "${return_code}"
 }

-main(){
-	while getopts "v:h" opt
-	do
+main() {
+	while getopts "v:h" opt; do
 		case "$opt" in
-			h)	usage 0 ;;
-			v)	kata_version="${OPTARG}" ;;
-			*) 	echo "Invalid option $opt"; usage 1;;
+		h) usage 0 ;;
+		v) kata_version="${OPTARG}" ;;
+		*)
+			echo "Invalid option $opt"
+			usage 1
+			;;
 		esac
 	done
 	# osbuilder info
@@ -108,7 +107,7 @@ main(){
 	initrd_distro=$(get_from_kata_deps "assets.image.architecture.${arch_target}.name" "${kata_version}")
 	initrd_os_version=$(get_from_kata_deps "assets.image.architecture.${arch_target}.version" "${kata_version}")

-	shift "$(( $OPTIND - 1 ))"
+	shift "$((OPTIND - 1))"
 	git clone "$osbuilder_url" "${tmp_dir}/osbuilder"
 	pushd "${tmp_dir}/osbuilder"
 	git checkout "${kata_osbuilder_version}"
--- a/obs-packaging/kata-containers-image/update.sh
+++ b/obs-packaging/kata-containers-image/update.sh
@@ -38,12 +38,12 @@ RELEASE=$(get_obs_pkg_release "${PROJECT_REPO}")
 ((RELEASE++))

 function check_image() {
-    [ ! -f "${SCRIPT_DIR}/kata-containers.tar.gz" ] && die "No kata-containers.tar.gz found!\nUse the build_image.sh script" || echo "Image: OK"
+	[ ! -f "${SCRIPT_DIR}/kata-containers.tar.gz" ] && die "No kata-containers.tar.gz found!\nUse the build_image.sh script" || echo "Image: OK"
 }

 replace_list=(
-"VERSION=$VERSION"
-"RELEASE=$RELEASE"
+	"VERSION=$VERSION"
+	"RELEASE=$RELEASE"
 )

 verify
--- a/obs-packaging/kernel/update.sh
+++ b/obs-packaging/kernel/update.sh
@@ -51,10 +51,10 @@ KERNEL_ARCH=$(go get github.com/kata-containers/tests && $GOPATH/src/github.com/
 cp "${SCRIPT_DIR}/../../kernel/configs/${KERNEL_ARCH}_kata_kvm_${KR_LTS}.x" config

 replace_list=(
-"VERSION=${VERSION}"
-"CONFIG_VERSION=${KATA_CONFIG_VERSION}"
-"RELEASE=$RELEASE"
-"KERNEL_SHA256=$kernel_sha256"
+	"VERSION=${VERSION}"
+	"CONFIG_VERSION=${KATA_CONFIG_VERSION}"
+	"RELEASE=$RELEASE"
+	"KERNEL_SHA256=$kernel_sha256"
 )

 verify
--- a/obs-packaging/ksm-throttler/update.sh
+++ b/obs-packaging/ksm-throttler/update.sh
@@ -40,12 +40,12 @@ RELEASE=$(get_obs_pkg_release "${PROJECT_REPO}")
 set_versions "$kata_ksm_throttler_hash"

 replace_list=(
-"GO_CHECKSUM=$go_checksum"
-"GO_VERSION=$go_version"
-"GO_ARCH=$GO_ARCH"
-"HASH=${short_hashtag}"
-"RELEASE=$RELEASE"
-"VERSION=$VERSION"
+	"GO_CHECKSUM=$go_checksum"
+	"GO_VERSION=$go_version"
+	"GO_ARCH=$GO_ARCH"
+	"HASH=${short_hashtag}"
+	"RELEASE=$RELEASE"
+	"VERSION=$VERSION"
 )

 verify
--- a/obs-packaging/proxy/update.sh
+++ b/obs-packaging/proxy/update.sh
@@ -36,12 +36,12 @@ RELEASE=$(get_obs_pkg_release "${PROJECT_REPO}")
 set_versions $kata_proxy_hash

 replace_list=(
-"GO_CHECKSUM=$go_checksum"
-"GO_VERSION=$go_version"
-"GO_ARCH=$GO_ARCH"
-"HASH=$short_hashtag"
-"RELEASE=$RELEASE"
-"VERSION=$VERSION"
+	"GO_CHECKSUM=$go_checksum"
+	"GO_VERSION=$go_version"
+	"GO_ARCH=$GO_ARCH"
+	"HASH=$short_hashtag"
+	"RELEASE=$RELEASE"
+	"VERSION=$VERSION"
 )

 verify
--- a/obs-packaging/qemu-lite/update.sh
+++ b/obs-packaging/qemu-lite/update.sh
@@ -36,9 +36,9 @@ RELEASE=$(get_obs_pkg_release "${PROJECT_REPO}")
 set_versions "${qemu_lite_hash}"

 replace_list=(
-"VERSION=$VERSION"
-"RELEASE=$RELEASE"
-"QEMU_LITE_HASH=${qemu_lite_hash:0:10}"
+	"VERSION=$VERSION"
+	"RELEASE=$RELEASE"
+	"QEMU_LITE_HASH=${qemu_lite_hash:0:10}"
 )
 verify
 echo "Verify succeed."
--- a/obs-packaging/qemu-vanilla/update.sh
+++ b/obs-packaging/qemu-vanilla/update.sh
@@ -23,7 +23,7 @@ SCRIPT_DIR=$(dirname $0)
 PKG_NAME="qemu-vanilla"
 VERSION=$qemu_vanilla_version

-GENERATED_FILES=(qemu-vanilla.dsc qemu-vanilla.spec debian.rules _service debian.control )
+GENERATED_FILES=(qemu-vanilla.dsc qemu-vanilla.spec debian.rules _service debian.control)
 STATIC_FILES=(debian.compat "${SCRIPT_DIR}/../../scripts/configure-hypervisor.sh" qemu-vanilla-rpmlintrc)

 # Parse arguments
@@ -37,9 +37,9 @@ RELEASE=$(get_obs_pkg_release "${PROJECT_REPO}")
 set_versions "${qemu_vanilla_hash}"

 replace_list=(
-"VERSION=$VERSION"
-"RELEASE=$RELEASE"
-"QEMU_VANILLA_HASH=${qemu_vanilla_hash:0:10}"
+	"VERSION=$VERSION"
+	"RELEASE=$RELEASE"
+	"QEMU_VANILLA_HASH=${qemu_vanilla_hash:0:10}"
 )

 verify
--- a/obs-packaging/runtime/update.sh
+++ b/obs-packaging/runtime/update.sh
@@ -81,19 +81,19 @@ RELEASE=$(get_obs_pkg_release "${PROJECT_REPO}")
 set_versions "$kata_runtime_hash"

 replace_list=(
-"GO_CHECKSUM=$go_checksum"
-"GO_VERSION=$go_version"
-"GO_ARCH=$GO_ARCH"
-"HASH=$short_hashtag"
-"RELEASE=$RELEASE"
-"VERSION=$VERSION"
-"kata_osbuilder_version=${KATA_IMAGE_REQUIRED_VERSION}"
-"kata_proxy_version=${PROXY_REQUIRED_VERESION}"
-"kata_shim_version=${SHIM_REQUIRED_VERSION}"
-"ksm_throttler_version=${KSM_THROTTLER_REQUIRED_VERSION}"
-"linux_container_version=${KERNEL_REQUIRED_VERSION}"
-"qemu_lite_version=${KATA_QEMU_LITE_REQUIRED_VERSION}"
-"qemu_vanilla_version=${KATA_QEMU_VANILLA_REQUIRED_VERSION}"
+	"GO_CHECKSUM=$go_checksum"
+	"GO_VERSION=$go_version"
+	"GO_ARCH=$GO_ARCH"
+	"HASH=$short_hashtag"
+	"RELEASE=$RELEASE"
+	"VERSION=$VERSION"
+	"kata_osbuilder_version=${KATA_IMAGE_REQUIRED_VERSION}"
+	"kata_proxy_version=${PROXY_REQUIRED_VERESION}"
+	"kata_shim_version=${SHIM_REQUIRED_VERSION}"
+	"ksm_throttler_version=${KSM_THROTTLER_REQUIRED_VERSION}"
+	"linux_container_version=${KERNEL_REQUIRED_VERSION}"
+	"qemu_lite_version=${KATA_QEMU_LITE_REQUIRED_VERSION}"
+	"qemu_vanilla_version=${KATA_QEMU_VANILLA_REQUIRED_VERSION}"
 )

 verify
@@ -102,4 +102,3 @@ get_git_info
 changelog_update $VERSION
 generate_files "$SCRIPT_DIR" "${replace_list[@]}"
 build_pkg "${PROJECT_REPO}"
-
--- a/obs-packaging/scripts/pkglib.sh
+++ b/obs-packaging/scripts/pkglib.sh
@@ -33,180 +33,197 @@ else
 	echo "Go not installed using $GO_ARCH to install go in dockerfile"
 fi

-function display_help()
-{
+function display_help() {
 	cat <<-EOL
-	$SCRIPT_NAME
-
-	This script is intended to create Kata Containers packages for the OBS
-	(Open Build Service) platform.
-
-    Usage:
-        $SCRIPT_NAME [options]
-
-	Options:
-
-    -l         --local-build     Build the runtime locally
-    -b         --branch          Build with a given branch name
-    -p         --push            Push changes to OBS
-    -a         --api-url         Especify an OBS API (e.g. custom private OBS)
-    -r         --obs-repository  An OBS repository to push the changes.
-    -w         --workdir         Directory of a working copy of the OBS runtime repo
-    -v         --verbose         Set the -x flag for verbosity
-    -C         --clean           Clean the repository
-    -V         --verify          Verify the environment
-    -h         --help            Display this help message
-
-    Usage examples:
-
-    $SCRIPT_NAME --local-build --branch staging
-    $SCRIPT_NAME --push --api-url http://127.0.0.1
-    $SCRIPT_NAME --push --obs-repository home:userx/repository
-    $SCRIPT_NAME --push
-
+		$SCRIPT_NAME
+		
+		This script is intended to create Kata Containers packages for the OBS
+		(Open Build Service) platform.
+		
+		    Usage:
+		        $SCRIPT_NAME [options]
+		
+		Options:
+		
+		    -l         --local-build     Build the runtime locally
+		    -b         --branch          Build with a given branch name
+		    -p         --push            Push changes to OBS
+		    -a         --api-url         Especify an OBS API (e.g. custom private OBS)
+		    -r         --obs-repository  An OBS repository to push the changes.
+		    -w         --workdir         Directory of a working copy of the OBS runtime repo
+		    -v         --verbose         Set the -x flag for verbosity
+		    -C         --clean           Clean the repository
+		    -V         --verify          Verify the environment
+		    -h         --help            Display this help message
+		
+		    Usage examples:
+		
+		    $SCRIPT_NAME --local-build --branch staging
+		    $SCRIPT_NAME --push --api-url http://127.0.0.1
+		    $SCRIPT_NAME --push --obs-repository home:userx/repository
+		    $SCRIPT_NAME --push
+		
 	EOL
 	exit 1
 }

-die()
-{
+die() {
 	msg="$*"
 	echo >&2 "ERROR: $msg"
 	exit 1
 }

-info()
-{
+info() {
 	msg="$*"
 	echo "INFO: $msg"
 }

-function verify()
-{
-    # This function perform some checks in order to make sure
-    # the script will run flawlessly.
+function verify() {
+	# This function perform some checks in order to make sure
+	# the script will run flawlessly.

-    # Make sure this script is called from ./
-    [ "$SCRIPT_DIR" != "." ] && die "The script must be called from its base dir."
+	# Make sure this script is called from ./
+	[ "$SCRIPT_DIR" != "." ] && die "The script must be called from its base dir."

-    # Verify if osc is installed, exit otherwise.
-    [ ! -x "$(command -v osc)" ] && die "osc is not installed."
+	# Verify if osc is installed, exit otherwise.
+	[ ! -x "$(command -v osc)" ] && die "osc is not installed."

-    info "OK"
+	info "OK"
 }

-function clean()
-{
-    # This function clean generated files
-    for file in "$@"
-    do
-        [ -e $file ] && rm -v $file
-    done
-    [ -e ./debian.changelog ] && git checkout ./debian.changelog
-    [ -e ./release ] && git checkout ./release
-    echo "Clean done."
+function clean() {
+	# This function clean generated files
+	for file in "$@"; do
+		[ -e $file ] && rm -v $file
+	done
+	[ -e ./debian.changelog ] && git checkout ./debian.changelog
+	[ -e ./release ] && git checkout ./release
+	echo "Clean done."
 }

-function get_git_info()
-{
-    AUTHOR=${AUTHOR:-$(git config user.name)}
-    AUTHOR_EMAIL=${AUTHOR_EMAIL:-$(git config user.email)}
+function get_git_info() {
+	AUTHOR=${AUTHOR:-$(git config user.name)}
+	AUTHOR_EMAIL=${AUTHOR_EMAIL:-$(git config user.email)}
 }

-function set_versions()
-{
-    local commit_hash="$1"
-    hash_tag="$commit_hash"
-    short_hashtag="${hash_tag:0:7}"
+function set_versions() {
+	local commit_hash="$1"
+	hash_tag="$commit_hash"
+	short_hashtag="${hash_tag:0:7}"
 }

-function changelog_update {
-    d=$(date -R)
-    cat <<< "$PKG_NAME ($VERSION) stable; urgency=medium
+function changelog_update() {
+	d=$(date -R)
+	cat <<<"$PKG_NAME ($VERSION) stable; urgency=medium

  * Update $PKG_NAME $VERSION ${hash_tag:0:7}

 -- $AUTHOR <$AUTHOR_EMAIL>  $d
-" > debian.changelog
+" >debian.changelog
 	# Append, so it can be copied to the OBS repository
 	GENERATED_FILES+=('debian.changelog')
 }

-function local_build()
-{
-    [ ! -e $PACKAGING_DIR ] && mkdir $PACKAGING_DIR
-    [ ! -e $LOG_DIR ] && mkdir $LOG_DIR
+function local_build() {
+	[ ! -e $PACKAGING_DIR ] && mkdir $PACKAGING_DIR
+	[ ! -e $LOG_DIR ] && mkdir $LOG_DIR

-    pushd $OBS_WORKDIR
+	pushd $OBS_WORKDIR

-    BUILD_ARGS=('--local-package' '--no-verify' '--noservice' '--trust-all-projects' '--keep-pkgs=/var/packaging/results')
-    [ "$OFFLINE" == "true" ] && BUILD_ARGS+=('--offline')
+	BUILD_ARGS=('--local-package' '--no-verify' '--noservice' '--trust-all-projects' '--keep-pkgs=/var/packaging/results')
+	[ "$OFFLINE" == "true" ] && BUILD_ARGS+=('--offline')

-    osc service run
-    for distro in ${BUILD_DISTROS[@]}
-    do
-        # If more distros are supported, add here the relevant validations.
-        if [[ "$distro" =~ ^Fedora.* ]] || [[ "$distro" =~ ^CentOS.* ]]
-        then
-	    echo "Perform a local build for ${distro}"
-	    osc build ${BUILD_ARGS[@]} \
-                ${distro} $BUILD_ARCH *.spec | tee ${LOG_DIR}/${distro}_${PKG_NAME}_build.log
+	osc service run
+	for distro in ${BUILD_DISTROS[@]}; do
+		# If more distros are supported, add here the relevant validations.
+		if [[ $distro =~ ^Fedora.* ]] || [[ $distro =~ ^CentOS.* ]]; then
+			echo "Perform a local build for ${distro}"
+			osc build ${BUILD_ARGS[@]} \
+				${distro} $BUILD_ARCH *.spec | tee ${LOG_DIR}/${distro}_${PKG_NAME}_build.log

-        elif [[ "$distro" =~ ^xUbuntu.* ]]
-        then
-	    echo "Perform a local build for ${distro}"
-	    osc build ${BUILD_ARGS[@]} \
-		${distro} $BUILD_ARCH *.dsc | tee ${LOG_DIR}/${distro}_${PKG_NAME}_build.log
-        fi
-    done
+		elif [[ $distro =~ ^xUbuntu.* ]]; then
+			echo "Perform a local build for ${distro}"
+			osc build ${BUILD_ARGS[@]} \
+				${distro} $BUILD_ARCH *.dsc | tee ${LOG_DIR}/${distro}_${PKG_NAME}_build.log
+		fi
+	done
 }

-function checkout_repo()
-{
-    local REPO="${1}"
-    if [ -z "${OBS_WORKDIR:-}" ]
-    then
-        OBS_WORKDIR=$(mktemp -d -u -t obs-repo.XXXXXXXXXXX) || exit 1
-        osc co "${REPO}" -o "${OBS_WORKDIR}"
-    fi
-    find "${OBS_WORKDIR}" -maxdepth 1 -mindepth 1 ! -name '.osc' -prune  -exec echo remove {} \; -exec  rm -rf {} \;
+function checkout_repo() {
+	local REPO="${1}"
+	if [ -z "${OBS_WORKDIR:-}" ]; then
+		OBS_WORKDIR=$(mktemp -d -u -t obs-repo.XXXXXXXXXXX) || exit 1
+		osc co "${REPO}" -o "${OBS_WORKDIR}"
+	fi
+	find "${OBS_WORKDIR}" -maxdepth 1 -mindepth 1 ! -name '.osc' -prune -exec echo remove {} \; -exec rm -rf {} \;

-    mv "${GENERATED_FILES[@]}" "${OBS_WORKDIR}"
-    cp "${STATIC_FILES[@]}" "$OBS_WORKDIR"
+	mv "${GENERATED_FILES[@]}" "${OBS_WORKDIR}"
+	cp "${STATIC_FILES[@]}" "$OBS_WORKDIR"
 }

-function obs_push()
-{
-    pushd $OBS_WORKDIR
-    osc addremove
-    osc commit -m "Update ${PKG_NAME} $VERSION: ${hash_tag:0:7}"
-    popd
+function obs_push() {
+	pushd $OBS_WORKDIR
+	osc addremove
+	osc commit -m "Update ${PKG_NAME} $VERSION: ${hash_tag:0:7}"
+	popd
 }

-function cli()
-{
+function cli() {
 	OPTS=$(getopt -o abclprwvCVh: --long api-url,branch,commit-id,local-build,push,obs-repository,workdir,verbose,clean,verify,help -- "$@")
 	while true; do
 		case "${1}" in
-			-b | --branch )         BRANCH="true"; OBS_REVISION="$2"; shift 2;;
-			-l | --local-build )    LOCAL_BUILD="true"; shift;;
-			-p | --push )           OBS_PUSH="true"; shift;;
-			-r | --obs-repository ) PROJECT_REPO="$2"; shift 2;;
-			-w | --workdir )        OBS_WORKDIR="$2"; shift 2;;
-			-v | --verbose )        VERBOSE="true"; shift;;
-			-o | --offline )        OFFLINE="true"; shift;;
-			-C | --clean )          clean ${GENERATED_FILES[@]}; exit $?;;
-			-V | --verify )         verify; exit $?;;
-			-h | --help )           display_help; exit $?;;
-			-- )               shift; break ;;
-			* )                break ;;
+		-b | --branch)
+			BRANCH="true"
+			OBS_REVISION="$2"
+			shift 2
+			;;
+		-l | --local-build)
+			LOCAL_BUILD="true"
+			shift
+			;;
+		-p | --push)
+			OBS_PUSH="true"
+			shift
+			;;
+		-r | --obs-repository)
+			PROJECT_REPO="$2"
+			shift 2
+			;;
+		-w | --workdir)
+			OBS_WORKDIR="$2"
+			shift 2
+			;;
+		-v | --verbose)
+			VERBOSE="true"
+			shift
+			;;
+		-o | --offline)
+			OFFLINE="true"
+			shift
+			;;
+		-C | --clean)
+			clean ${GENERATED_FILES[@]}
+			exit $?
+			;;
+		-V | --verify)
+			verify
+			exit $?
+			;;
+		-h | --help)
+			display_help
+			exit $?
+			;;
+		--)
+			shift
+			break
+			;;
+		*) break ;;
 		esac
 	done

 }

-function build_pkg()
-{
+function build_pkg() {

 	obs_repository="${1}"

@@ -226,7 +243,7 @@ function build_pkg()

 }

-function generate_files () {
+function generate_files() {

 	directory=$1
 	replace_list=$2
@@ -242,8 +259,8 @@ function generate_files () {

 	# check replace list
 	# key=val
-	for replace in "${replace_list[@]}" ; do
-		[[ "$replace" = *"="* ]] || die "invalid replace $replace"
+	for replace in "${replace_list[@]}"; do
+		[[ $replace == *"="* ]] || die "invalid replace $replace"
 		local key="${replace%%=*}"
 		local value="${replace##*=}"
 		[ -n "$key" ] || die "${replace} key is empty"
@@ -255,13 +272,13 @@ function generate_files () {
 		genfile="${f%-template}"
 		cp "$f" "${genfile}"
 		info "Generate file ${genfile}"
-		for replace in "${replace_list[@]}" ; do
-			[[ "$replace" = *"="* ]] || die "invalid replace $replace"
+		for replace in "${replace_list[@]}"; do
+			[[ $replace == *"="* ]] || die "invalid replace $replace"
 			local key="${replace%%=*}"
 			local value="${replace##*=}"
 			export k="@${key}@"
 			export v="$value"
-			perl -p -e 's/$ENV{k}/$ENV{v}/g' "${genfile}" > "${genfile}.out"
+			perl -p -e 's/$ENV{k}/$ENV{v}/g' "${genfile}" >"${genfile}.out"
 			mv "${genfile}.out" ${genfile}
 		done
 	done
@@ -299,11 +316,11 @@ function get_obs_pkg_release() {

 	spec_file=$(find "${repo_dir}" -maxdepth 1 -type f -name '*.spec' | head -1)
 	# Find in specfile in Release: XX field.
-	release=$(grep -oP  'Release:\s+[0-9]+' "${spec_file}"  | grep -oP '[0-9]+')
+	release=$(grep -oP 'Release:\s+[0-9]+' "${spec_file}" | grep -oP '[0-9]+')

 	if [ -z "${release}" ]; then
 		# Not release number found find in "%define release XX"
-		release=$(grep -oP  '%define\s+release\s+[0-9]+' "${spec_file}"  | grep -oP '[0-9]+')
+		release=$(grep -oP '%define\s+release\s+[0-9]+' "${spec_file}" | grep -oP '[0-9]+')
 	fi

 	release_file=$(find "${repo_dir}" -maxdepth 1 -type f -name 'pkg-release')
@@ -335,11 +352,11 @@ function find_patches() {
 	patches=$(find patches/ -type f -name '*.patch' -exec basename {} \;)
 	n="1"
 	rm -f debian.series
-	for p in ${patches} ; do
+	for p in ${patches}; do
 		STATIC_FILES+=("patches/$p")
 		RPM_PATCH_LIST+="Patch00${n}: $p"$'\n'
 		RPM_APPLY_PATCHES+="%patch00${n} -p1"$'\n'
-		echo "$p" >> debian.series
+		echo "$p" >>debian.series
 		((n++))
 	done
 	GENERATED_FILES+=(debian.series)
--- a/obs-packaging/shim/update.sh
+++ b/obs-packaging/shim/update.sh
@@ -36,12 +36,12 @@ RELEASE=$(get_obs_pkg_release "${PROJECT_REPO}")

 set_versions $kata_shim_hash
 replace_list=(
-"GO_CHECKSUM=$go_checksum"
-"GO_VERSION=$go_version"
-"GO_ARCH=$GO_ARCH"
-"HASH=$short_hashtag"
-"RELEASE=$RELEASE"
-"VERSION=$VERSION"
+	"GO_CHECKSUM=$go_checksum"
+	"GO_VERSION=$go_version"
+	"GO_ARCH=$GO_ARCH"
+	"HASH=$short_hashtag"
+	"RELEASE=$RELEASE"
+	"VERSION=$VERSION"
 )

 verify
--- a/release/kata-deploy-binaries.sh
+++ b/release/kata-deploy-binaries.sh
@@ -91,7 +91,7 @@ install_image() {
 install_kernel() {
 	go get "github.com/${project}/packaging" || true
 	pushd ${GOPATH}/src/github.com/${project}/packaging >>/dev/null
-		git checkout "${kata_version}-kernel-config"
+	git checkout "${kata_version}-kernel-config"
 	popd >>/dev/null
 	pushd "${script_dir}/../kernel" >>/dev/null

--- a/release/tag_repos.sh
+++ b/release/tag_repos.sh
@@ -88,7 +88,7 @@ tag_repos() {
 	info "Creating tag ${kata_version} in all repos"
 	for repo in "${repos[@]}"; do
 		git clone --quiet "https://github.com/${OWNER}/${repo}.git"
-		pushd "${repo}" >> /dev/null
+		pushd "${repo}" >>/dev/null
 		git remote set-url --push origin "git@github.com:${OWNER}/${repo}.git"
 		git fetch origin --tags
 		tag="$kata_version"
@@ -99,7 +99,7 @@ tag_repos() {
 			info "Creating tag ${tag} for ${repo}"
 			git tag -a "${tag}" -s -m "${PROJECT} release ${tag}"
 		fi
-		popd >> /dev/null
+		popd >>/dev/null
 	done
 }

@@ -107,21 +107,21 @@ push_tags() {
 	info "Pushing tags to repos"
 	build_hub
 	for repo in "${repos[@]}"; do
-		pushd "${repo}" >> /dev/null
+		pushd "${repo}" >>/dev/null
 		tag="$kata_version"
 		[[ "packaging" == "${repo}" ]] && tag="${tag}-kernel-config"
 		info "Push tag ${tag} for ${repo}"
 		git push origin "${tag}"
 		create_github_release "${PWD}" "${tag}"
-		popd >> /dev/null
+		popd >>/dev/null
 	done
 }

-create_github_release(){
+create_github_release() {
 	repo_dir=${1:-}
 	tag=${2:-}
-	[  -d "${repo_dir}" ] || die "No repository directory"
-	[  -n "${tag}" ] || die "No repository directory"
+	[ -d "${repo_dir}" ] || die "No repository directory"
+	[ -n "${tag}" ] || die "No repository directory"
 	if ! "${hub_bin}" release | grep "${tag}"; then
 		info "Creating Github release"
 		"${hub_bin}" -C "${repo_dir}" release create -m "${PROJECT} ${tag}" "${tag}"
@@ -136,13 +136,13 @@ while getopts "hp" opt; do
 	p) PUSH="true" ;;
 	esac
 done
-shift $(($OPTIND - 1))
+shift $((OPTIND - 1))

 subcmd=${1:-""}

 [ -z "${subcmd}" ] && usage && exit 0

-pushd "${tmp_dir}" >> /dev/null
+pushd "${tmp_dir}" >>/dev/null

 case "${subcmd}" in
 status)
@@ -167,4 +167,4 @@ tag)

 esac

-popd >> /dev/null
+popd >>/dev/null
--- a/release/tag_repos_test.sh
+++ b/release/tag_repos_test.sh
@@ -10,10 +10,10 @@ set -o nounset
 set -o pipefail

 echo "Check tag_repos.sh show help"
-./release/tag_repos.sh  | grep Usage
+./release/tag_repos.sh | grep Usage

 echo "Check tag_repos.sh -h option"
-./release/tag_repos.sh  -h | grep Usage
+./release/tag_repos.sh -h | grep Usage

 echo "Check tag_repos.sh status"
 ./release/tag_repos.sh status | grep runtime
--- a/release/update-repository-version.sh
+++ b/release/update-repository-version.sh
@@ -9,7 +9,7 @@ set -o errexit
 set -o nounset
 set -o pipefail

-readonly script_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+readonly script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 readonly script_name="$(basename "${BASH_SOURCE[0]}")"

 readonly tmp_dir=$(mktemp -t -d pr-bump.XXXX)
@@ -19,7 +19,7 @@ GOPATH=${GOPATH:-${HOME}/go}

 source "${script_dir}/../scripts/lib.sh"

-cleanup (){
+cleanup() {
 	[ -d "${tmp_dir}" ] && rm -rf "${tmp_dir}"
 }

@@ -36,8 +36,7 @@ get_changes() {
 	fi

 	# list all PRs merged from $current_version to HEAD
-	git log --merges "${current_version}..HEAD" | awk '/Merge pull/{getline; getline;print }' | while read pr
-	do
+	git log --merges "${current_version}..HEAD" | awk '/Merge pull/{getline; getline;print }' | while read pr; do
 		echo "- ${pr}"
 	done

@@ -71,7 +70,7 @@ bump_repo() {

 	git clone --quiet "${remote_github}"

-	pushd "${repo}" >> /dev/null
+	pushd "${repo}" >>/dev/null

 	# All repos we build should have a VERSION file
 	[ -f "VERSION" ] || die "VERSION file not found "
@@ -79,7 +78,7 @@ bump_repo() {

 	info "Creating PR message"
 	notes_file=notes.md
-	cat << EOT > "${notes_file}"
+	cat <<EOT >"${notes_file}"
 # Kata Containers ${new_version}

 $(get_changes "$current_version")
@@ -87,15 +86,15 @@ $(get_changes "$current_version")
 EOT

 	info "Updating VERSION file"
-	echo "${new_version}" > VERSION
+	echo "${new_version}" >VERSION
 	branch="${new_version}-branch-bump"
 	git checkout -b "${branch}" master
 	git add -u
 	info "Creating commit with new changes"
 	commit_msg="$(generate_commit $new_version $current_version)"
-	git  commit -s -m "${commit_msg}"
+	git commit -s -m "${commit_msg}"

-	if [[ "${PUSH}" == "true" ]]; then
+	if [[ ${PUSH} == "true" ]]; then
 		build_hub
 		info "Forking remote"
 		${hub_bin} fork --remote-name=fork
@@ -103,12 +102,12 @@ EOT
 		${hub_bin} push fork -f "${branch}"
 		info "Create PR"
 		out=""
-		out=$("${hub_bin}" pull-request -F "${notes_file}" 2>&1) || echo "$out" |  grep "A pull request already exists"
+		out=$("${hub_bin}" pull-request -F "${notes_file}" 2>&1) || echo "$out" | grep "A pull request already exists"
 	fi
-	popd >> /dev/null
+	popd >>/dev/null
 }

-usage(){
+usage() {
 	exit_code="$1"
 	cat <<EOT
 Usage:
@@ -125,21 +124,20 @@ EOT
 	exit "$exit_code"
 }

-while getopts "hp" opt
-do
+while getopts "hp" opt; do
 	case $opt in
-		h)	usage 0 ;;
-		p)	PUSH="true" ;;
+	h) usage 0 ;;
+	p) PUSH="true" ;;
 	esac
 done

-shift $(( $OPTIND - 1 ))
+shift $((OPTIND - 1))

 repo=${1:-}
 new_version=${2:-}
 [ -n "${repo}" ] || (echo "ERROR: repository not provided" && usage 1)
-[ -n "$new_version" ] || (echo "ERROR: no new version" && usage 1 )
+[ -n "$new_version" ] || (echo "ERROR: no new version" && usage 1)

-pushd "$tmp_dir" >> /dev/null
+pushd "$tmp_dir" >>/dev/null
 bump_repo "${repo}" "${new_version}"
-popd >> /dev/null
+popd >>/dev/null
--- a/release/update-repository-version_test.sh
+++ b/release/update-repository-version_test.sh
@@ -9,37 +9,37 @@ set -o errexit
 set -o nounset
 set -o pipefail

-readonly script_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+readonly script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 out=""

-handle_error(){
+handle_error() {
 	echo "not ok"
 	echo "output: ${out}"
 }

-OK(){
+OK() {
 	echo "ok"
 }
-output_should_contain(){
+output_should_contain() {
 	local output="$1"
 	local text_to_find="$2"
-	[ -n  "$output" ]
-	[ -n  "$text_to_find" ]
+	[ -n "$output" ]
+	[ -n "$text_to_find" ]
 	echo "${output}" | grep "${text_to_find}"
 }

 trap handle_error ERR

 echo "Missing args show help"
-out=$("${script_dir}/update-repository-version.sh" 2>&1) || (($?!=0))
-echo "${out}" | grep Usage >> /dev/null
+out=$("${script_dir}/update-repository-version.sh" 2>&1) || (($? != 0))
+echo "${out}" | grep Usage >>/dev/null
 output_should_contain "${out}" "Usage"
 OK

 echo "Missing version show help"
-out=$("${script_dir}/update-repository-version.sh" runtime 2>&1) || (($?!=0))
-echo "${out}" | grep Usage >> /dev/null
-echo "${out}" | grep "no new version">> /dev/null
+out=$("${script_dir}/update-repository-version.sh" runtime 2>&1) || (($? != 0))
+echo "${out}" | grep Usage >>/dev/null
+echo "${out}" | grep "no new version" >>/dev/null
 OK

 echo "help option"
--- a/scripts/configure-hypervisor.sh
+++ b/scripts/configure-hypervisor.sh
@@ -48,17 +48,15 @@ recognised_tags=(
 )

 # Display message to stderr and exit indicating script failed.
-die()
-{
+die() {
 	local msg="$*"
 	echo >&2 "$script_name: ERROR: $msg"
 	exit 1
 }

 # Display usage to stdout.
-usage()
-{
-cat <<EOT
+usage() {
+	cat <<EOT
 Overview:

 	Display configure options required to build the specified
@@ -83,8 +81,7 @@ Example:
 EOT
 }

-show_tags_header()
-{
+show_tags_header() {
 	local keys
 	local key
 	local value
@@ -96,10 +93,9 @@ EOT

 	# sort the tags
 	keys=${!recognised_tags[@]}
-	keys=$(echo "$keys"|tr ' ' '\n'|sort -u)
+	keys=$(echo "$keys" | tr ' ' '\n' | sort -u)

-	for key in $keys
-	do
+	for key in $keys; do
 		value="${recognised_tags[$key]}"
 		printf "#    %s\t%s.\n" "$key" "$value"
 	done
@@ -107,8 +103,7 @@ EOT
 	printf "#\n\n"
 }

-check_tag()
-{
+check_tag() {
 	local tag="$1"
 	local entry="$2"

@@ -123,18 +118,16 @@ check_tag()
 	die "invalid tag '$tag' found for entry '$entry'"
 }

-check_tags()
-{
+check_tags() {
 	local tags="$1"
 	local entry="$2"

 	[ -z "$tags" ] && die "entry '$entry' doesn't have any tags"
 	[ -z "$entry" ] && die "no entry for tags '$tags'"

-	tags=$(echo "$tags"|tr ',' '\n')
+	tags=$(echo "$tags" | tr ',' '\n')

-	for tag in $tags
-	do
+	for tag in $tags; do
 		check_tag "$tag" "$entry"
 	done
 }
@@ -151,8 +144,7 @@ check_tags()
 # $2: (optional) "multi" - show values across multiple lines,
 #    "dump" - show full hash values. Any other value results in the
 #    options being displayed on a single line.
-show_array()
-{
+show_array() {
 	local action="$1"
 	local _array=("$@")
 	_array=("${_array[@]:1}")
@@ -167,27 +159,23 @@ show_array()

 	[ "$action" = "dump" ] && show_tags_header

-	for entry in "${_array[@]}"
-	do
+	for entry in "${_array[@]}"; do
 		[ -z "$entry" ] && die "found empty entry"

-		tags=$(echo "$entry"|cut -s -d: -f1)
-		elem=$(echo "$entry"|cut -s -d: -f2-)
+		tags=$(echo "$entry" | cut -s -d: -f1)
+		elem=$(echo "$entry" | cut -s -d: -f2-)

 		[ -z "$elem" ] && die "no option for entry '$entry'"

 		check_tags "$tags" "$entry"

-		if [ "$action" = "dump" ]
-		then
+		if [ "$action" = "dump" ]; then
 			printf "%s\t\t%s\n" "$tags" "$elem"
-		elif [ "$action" = "multi" ]
-		then
-			if [ $i -eq $size ]
-			then
+		elif [ "$action" = "multi" ]; then
+			if [ $i -eq $size ]; then
 				suffix=""
 			else
-				suffix=" \\"
+				suffix=' \'
 			fi

 			printf '%s%s\n' "$elem" "$suffix"
@@ -202,8 +190,7 @@ show_array()
 	[ "$one_line" = yes ] && echo
 }

-generate_qemu_options()
-{
+generate_qemu_options() {
 	#---------------------------------------------------------------------
 	# Disabled options

@@ -255,10 +242,10 @@ generate_qemu_options()

 	# Disable TCG support
 	case "$arch" in
-		aarch64) ;;
-		x86_64)  qemu_options+=(size:--disable-tcg);;
-		ppc64le) ;;
-        esac
+	aarch64) ;;
+	x86_64) qemu_options+=(size:--disable-tcg) ;;
+	ppc64le) ;;
+	esac

 	# SECURITY: Don't build a static binary (lowers security)
 	# needed if qemu version is less than 2.7
@@ -272,18 +259,19 @@ generate_qemu_options()

 	# Disable debug and "-uuid ..." is always passed to the qemu binary so not required.
 	case "$arch" in
-		aarch64) qemu_options+=(size:--disable-uuid)
-			;;
-		x86_64)
-			qemu_options+=(size:--disable-uuid)
-			qemu_options+=(size:--disable-debug-tcg)
-			qemu_options+=(size:--disable-tcg-interpreter)
-			;;
-                ppc64le)
-			qemu_options+=(size:--disable-debug-tcg)
-			qemu_options+=(size:--disable-tcg-interpreter)
-			;;
-        esac
+	aarch64)
+		qemu_options+=(size:--disable-uuid)
+		;;
+	x86_64)
+		qemu_options+=(size:--disable-uuid)
+		qemu_options+=(size:--disable-debug-tcg)
+		qemu_options+=(size:--disable-tcg-interpreter)
+		;;
+	ppc64le)
+		qemu_options+=(size:--disable-debug-tcg)
+		qemu_options+=(size:--disable-tcg-interpreter)
+		;;
+	esac
 	qemu_options+=(size:--disable-qom-cast-debug)
 	qemu_options+=(size:--disable-tcmalloc)

@@ -299,10 +287,10 @@ generate_qemu_options()

 	# Disable XEN driver
 	case "$arch" in
-		aarch64) ;;
-		x86_64)  qemu_options+=(size:--disable-xen);;
-		ppc64le) qemu_options+=(size:--disable-xen);;
-        esac
+	aarch64) ;;
+	x86_64) qemu_options+=(size:--disable-xen) ;;
+	ppc64le) qemu_options+=(size:--disable-xen) ;;
+	esac

 	# FIXME: why is this disabled?
 	# (for reference, it's explicitly enabled in Ubuntu 17.10 and
@@ -369,9 +357,9 @@ generate_qemu_options()
 	# and take advantage of ASLR, making ROP attacks much harder to perform.
 	# (https://wiki.debian.org/Hardening)
 	case "$arch" in
-		aarch64) _qemu_cflags+=" -fPIC";;
-		x86_64)  _qemu_cflags+=" -fPIE";;
-		ppc64le) _qemu_cflags+=" -fPIE";;
+	aarch64) _qemu_cflags+=" -fPIC" ;;
+	x86_64) _qemu_cflags+=" -fPIE" ;;
+	ppc64le) _qemu_cflags+=" -fPIE" ;;
 	esac

 	# Set compile options
@@ -385,9 +373,9 @@ generate_qemu_options()
 	# and take advantage of ASLR, making ROP attacks much harder to perform.
 	# (https://wiki.debian.org/Hardening)
 	case "$arch" in
-		aarch64) ;;
-		x86_64)  [ -z "${static}" ] && _qemu_ldflags+=" -pie";;
-		ppc64le) [ -z "${static}" ] && _qemu_ldflags+=" -pie";;
+	aarch64) ;;
+	x86_64) [ -z "${static}" ] && _qemu_ldflags+=" -pie" ;;
+	ppc64le) [ -z "${static}" ] && _qemu_ldflags+=" -pie" ;;
 	esac

 	# SECURITY: Disallow executing code on the stack.
@@ -420,32 +408,30 @@ generate_qemu_options()
 }

 # Entry point
-main()
-{
+main() {
 	action=""

-	while getopts "dhms" opt
-	do
+	while getopts "dhms" opt; do
 		case "$opt" in
-			d)
-				action="dump"
-				;;
+		d)
+			action="dump"
+			;;

-			h)
-				usage
-				exit 0
-				;;
+		h)
+			usage
+			exit 0
+			;;

-			m)
-				action="multi"
-				;;
-			s)
-				static="true"
-				;;
+		m)
+			action="multi"
+			;;
+		s)
+			static="true"
+			;;
 		esac
 	done

-	shift $[$OPTIND-1]
+	shift $((OPTIND - 1))

 	[ -z "$1" ] && die "need hypervisor name"
 	hypervisor="$1"
@@ -456,23 +442,23 @@ main()
 	local qemu_version_major=$(cut -d. -f1 "${qemu_version_file}")
 	local qemu_version_minor=$(cut -d. -f2 "${qemu_version_file}")

-	[ -n "${qemu_version_major}" ] \
-		|| die "cannot determine qemu major version from file $qemu_version_file"
-	[ -n "${qemu_version_minor}" ] \
-		|| die "cannot determine qemu minor version from file $qemu_version_file"
+	[ -n "${qemu_version_major}" ] ||
+		die "cannot determine qemu major version from file $qemu_version_file"
+	[ -n "${qemu_version_minor}" ] ||
+		die "cannot determine qemu minor version from file $qemu_version_file"

 	local gcc_version_major=$(gcc -dumpversion | cut -f1 -d.)
 	local gcc_version_minor=$(gcc -dumpversion | cut -f2 -d.)

-	[ -n "${gcc_version_major}" ] \
-		|| die "cannot determine gcc major version, please ensure it is installed"
-	[ -n "${gcc_version_minor}" ] \
-		|| die "cannot determine gcc minor version, please ensure it is installed"
+	[ -n "${gcc_version_major}" ] ||
+		die "cannot determine gcc major version, please ensure it is installed"
+	[ -n "${gcc_version_minor}" ] ||
+		die "cannot determine gcc minor version, please ensure it is installed"

 	# Generate qemu options
 	generate_qemu_options

-	show_array  "$action" "${qemu_options[@]}"
+	show_array "$action" "${qemu_options[@]}"

 	exit 0
 }
--- a/scripts/lib.sh
+++ b/scripts/lib.sh
@@ -2,7 +2,7 @@ export GOPATH=${GOPATH:-${HOME}/go}
 readonly kata_arch_sh="${GOPATH}/src/github.com/kata-containers/tests/.ci/kata-arch.sh"
 hub_bin="hub-bin"

-get_kata_arch(){
+get_kata_arch() {
 	go get -u github.com/kata-containers/tests || true
 	[ -f "${kata_arch_sh}" ] || die "Not found $kata_arch_sh"
 }
@@ -11,7 +11,7 @@ install_yq() {
 	GOPATH=${GOPATH:-${HOME}/go}
 	local yq_path="${GOPATH}/bin/yq"
 	local yq_pkg="github.com/mikefarah/yq"
-	[ -x  "${GOPATH}/bin/yq" ] && return
+	[ -x "${GOPATH}/bin/yq" ] && return

 	get_kata_arch
 	goarch=$("${kata_arch_sh}" -g)
@@ -30,7 +30,7 @@ install_yq() {
 	chmod +x "${yq_path}"
 }

-get_from_kata_deps(){
+get_from_kata_deps() {
 	local dependency="$1"
 	local branch="${2:-master}"
 	local runtime_repo="github.com/kata-containers/runtime"
@@ -47,20 +47,20 @@ get_from_kata_deps(){
 }

 die() {
-		echo >&2 "ERROR: $*"
-			exit 1
+	echo >&2 "ERROR: $*"
+	exit 1
 }

 info() {
-		echo >&2 "INFO: $*"
+	echo >&2 "INFO: $*"
 }

-get_repo_hash(){
+get_repo_hash() {
 	local repo_dir=${1:-}
 	[ -d "${repo_dir}" ] || die "${repo_dir} is not a directory"
-	pushd "${repo_dir}" >> /dev/null
+	pushd "${repo_dir}" >>/dev/null
 	git rev-parse --verify HEAD
-	popd >> /dev/null
+	popd >>/dev/null
 }

 build_hub() {
@@ -68,18 +68,17 @@ build_hub() {

 	if cmd=$(command -v hub); then
 		hub_bin="${cmd}"
-		return 
+		return
 	else
 		hub_bin="${tmp_dir:-/tmp}/hub-bin"
 	fi

 	local hub_repo="github.com/github/hub"
 	local hub_repo_dir="${GOPATH}/src/${hub_repo}"
-	[ -d "${hub_repo_dir}" ]||  git clone --quiet --depth 1 "https://${hub_repo}.git" "${hub_repo_dir}"
-	pushd "${hub_repo_dir}" >> /dev/null
+	[ -d "${hub_repo_dir}" ] || git clone --quiet --depth 1 "https://${hub_repo}.git" "${hub_repo_dir}"
+	pushd "${hub_repo_dir}" >>/dev/null
 	git checkout master
 	git pull
 	./script/build -o "${hub_bin}"
-	popd >> /dev/null
+	popd >>/dev/null
 }
-
--- a/snap-build/config_amd64.sh
+++ b/snap-build/config_amd64.sh
@@ -13,7 +13,7 @@ local arch_bios_url=""
 local arch_qemu_cpu="qemu64"
 local arch_qemu_machine="pc"
 local arch_qemu_extra_opts=""
-if [ "$(arch)" == "x86_64" ];then
+if [ "$(arch)" == "x86_64" ]; then
 	arch_qemu_cpu="host"
 	arch_qemu_machine="pc,accel=kvm"
 	arch_qemu_extra_opts="-enable-kvm"
--- a/snap-build/lib.sh
+++ b/snap-build/lib.sh
@@ -5,12 +5,12 @@
 # SPDX-License-Identifier: Apache-2.0
 #

-error(){
+error() {
 	msg="$*"
 	echo "ERROR: $msg" >&2
 }

-die(){
+die() {
 	error "$*"
 	exit 1
 }
@@ -46,7 +46,10 @@ setup_image() {
 	img_url=$1
 	img=$2
 	[ -f "${img}" ] && return
-	{ download "${img_url}" "$(dirname ${img})"; ret=$?; } || true
+	{
+		download "${img_url}" "$(dirname ${img})"
+		ret=$?
+	} || true
 	[ ${ret} != 0 ] && rm -f "${img}" && return
 	qemu-img resize "${img}" +5G
 }
@@ -63,7 +66,7 @@ ping_vm() {
 	timeout=$4
 	minute=60
 	sleeptime=10
-	timeoutsec=$((timeout*minute))
+	timeoutsec=$((timeout * minute))
 	tries=$((timeoutsec/sleeptime))

 	for i in $(seq 1 ${tries}); do
@@ -102,9 +105,9 @@ run_qemu() {
 	fi

 	qemu-system-${arch} -cpu "${cpu}" -machine "${machine}" -smp cpus=4 -m 2048M \
-				-net nic,model=virtio -device virtio-rng-pci -net user,hostfwd=tcp:${ip}:${port}-:22,dnssearch="$(get_dnssearch)" \
-				${img_opts} ${seed_opts} \
-				-display none -vga none -daemonize ${extra_opts}
+		-net nic,model=virtio -device virtio-rng-pci -net user,hostfwd=tcp:${ip}:${port}-:22,dnssearch="$(get_dnssearch)" \
+		${img_opts} ${seed_opts} \
+		-display none -vga none -daemonize ${extra_opts}
 	[ $? != 0 ] && return 1

 	# depending of the host's hw, it takes for around ~15 minutes
--- a/snap-build/snap.sh
+++ b/snap-build/snap.sh
@@ -12,28 +12,28 @@ set -x -e

 sudo apt-get update -y
 sudo apt-get install -y \
-	 build-essential \
-	 cpio \
-	 docker.io \
-	 golang-go \
-	 libattr1-dev \
-	 libcap-dev \
-	 libcap-ng-dev \
-	 libdw-dev \
-	 libelf-dev \
-	 libfdt-dev \
-	 libglib2.0-dev \
-	 libiberty-dev \
-	 libnewt-dev \
-	 libpci-dev \
-	 libpixman-1-dev \
-	 librbd-dev \
-	 libssl-dev \
-	 libz-dev \
-	 openssl \
-	 python \
-	 snapcraft \
-	 snapd
+	build-essential \
+	cpio \
+	docker.io \
+	golang-go \
+	libattr1-dev \
+	libcap-dev \
+	libcap-ng-dev \
+	libdw-dev \
+	libelf-dev \
+	libfdt-dev \
+	libglib2.0-dev \
+	libiberty-dev \
+	libnewt-dev \
+	libpci-dev \
+	libpixman-1-dev \
+	librbd-dev \
+	libssl-dev \
+	libz-dev \
+	openssl \
+	python \
+	snapcraft \
+	snapd

 # start docker
 sudo systemctl start docker
--- a/snap-build/xbuild.sh
+++ b/snap-build/xbuild.sh
@@ -23,7 +23,7 @@ scp="scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o Identiti
 gen_seed() {
 	rm -f "${seed_img}"
 	truncate --size 2M "${seed_img}"
-	mkfs.vfat -n cidata "${seed_img}" &> /dev/null
+	mkfs.vfat -n cidata "${seed_img}" &>/dev/null

 	if [ -n "${http_proxy}" ]; then
 		apt_proxy="apt:\n  https_proxy: ${https_proxy}\n  proxy: ${http_proxy}"
@@ -38,7 +38,7 @@ gen_seed() {

 	docker_dns="$(get_dns)"

-	[ ! -f "${id_rsa_file}" ] && ssh-keygen -t rsa -f ${id_rsa_file} -P '' &> /dev/null
+	[ ! -f "${id_rsa_file}" ] && ssh-keygen -t rsa -f ${id_rsa_file} -P '' &>/dev/null
 	ssh_key="$(cat ${id_rsa_pub_file})"

 	sed \
@@ -48,9 +48,9 @@ gen_seed() {
 		-e "s|@DOCKER_ENV@|""${docker_env}""|g" \
 		-e "s|@DOCKER_DNS@|""${docker_dns}""|g" \
 		-e "s|@ENV@|""${env}""|g" \
-		${seed_dir}/user-data.in > ${seed_dir}/user-data
+		${seed_dir}/user-data.in >${seed_dir}/user-data

-	mcopy -oi "${seed_img}" ${seed_dir}/user-data  ${seed_dir}/meta-data ::
+	mcopy -oi "${seed_img}" ${seed_dir}/user-data ${seed_dir}/meta-data ::
 }

 poweroff_and_die() {
@@ -77,13 +77,13 @@ build_arch() {

 	# run QEMU
 	run_qemu "${arch_qemu}" \
-			 "${arch_qemu_cpu}" \
-			 "${arch_qemu_machine}" \
-			 "${ip}" \
-			 "${port}" \
-			 "${arch_image}" \
-			 "${seed_img}" \
-			 "${arch_qemu_extra_opts}"
+		"${arch_qemu_cpu}" \
+		"${arch_qemu_machine}" \
+		"${ip}" \
+		"${port}" \
+		"${arch_image}" \
+		"${seed_img}" \
+		"${arch_qemu_extra_opts}"

 	# copy snap script to VM
 	${scp} -P "${port}" "${snap_sh}" "${ip}:~/" || poweroff_and_die "${ip}" "${port}" "Could not copy snap script"
@@ -92,15 +92,15 @@ build_arch() {
 	${ssh} "${ip}" -p "${port}" "~/snap.sh" || poweroff_and_die "${ip}" "${port}" "Failed to run build script"

 	# copy snap image from VM
-	${scp} -P "${port}" "${ip}:~/packaging/*.snap" . ||  poweroff_and_die "${ip}" "${port}" "Failed to get snap image"
+	${scp} -P "${port}" "${ip}:~/packaging/*.snap" . || poweroff_and_die "${ip}" "${port}" "Failed to get snap image"

 	# poweroff VM
 	${ssh} "${ip}" -p "${port}" sudo poweroff
 }

-help()
-{
-	usage=$(cat << EOF
+help() {
+	usage=$(
+		cat <<EOF
 Usage: $0 [-h] [options]
  Description:
    Build snap images.
@@ -109,9 +109,12 @@ Usage: $0 [-h] [options]
    -h,         Show this help text and exit.

  Supported architectures:
-    $(IFS=$'\t'; echo -e "${supported_archs[*]}")
+    $(
+			IFS=$'\t'
+			echo -e "${supported_archs[*]}"
+		)
 EOF
-)
+	)
 	echo "$usage"
 }

@@ -121,20 +124,20 @@ main() {
 	while getopts "a:h" opt; do
 		case ${opt} in
 		a)
-		    arch="${OPTARG}"
-		    ;;
+			arch="${OPTARG}"
+			;;
 		h)
-		    help
-		    exit 0;
-		    ;;
+			help
+			exit 0
+			;;
 		?)
-		    # parse failure
-		    help
-		    die "Failed to parse arguments"
-		    ;;
+			# parse failure
+			help
+			die "Failed to parse arguments"
+			;;
 		esac
 	done
-	shift $((OPTIND-1))
+	shift $((OPTIND - 1))

 	[ -z "${arch}" ] && help && die "Mandatory architecture not supplied"
 	if ! [[ " ${supported_archs[@]} " =~ " ${arch} " ]]; then
@@ -145,10 +148,10 @@ main() {
 	gen_seed

 	if [ "${arch}" != "all" ]; then
-		build_arch "${arch}" &> "${arch}.log"
+		build_arch "${arch}" &>"${arch}.log"
 	else
 		for a in ${supported_archs[@]}; do
-			(build_arch "${a}" &> "${a}.log") &
+			(build_arch "${a}" &>"${a}.log") &
 		done
 		wait
 	fi
--- a/static-build/qemu/build-static-qemu.sh
+++ b/static-build/qemu/build-static-qemu.sh
@@ -8,7 +8,7 @@ set -o errexit
 set -o nounset
 set -o pipefail

-script_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+script_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

 source "${script_dir}/../../scripts/lib.sh"

@@ -23,11 +23,10 @@ if [ -z "$qemu_repo" ]; then
 	[ -n "$qemu_url" ] || die "failed to get qemu url"
 	qemu_repo="${qemu_url}.git"
 fi
-[ -n "$qemu_repo" ] ||  die "failed to get qemu repo"
-
+[ -n "$qemu_repo" ] || die "failed to get qemu repo"

 [ -n "$qemu_version" ] || qemu_version=$(get_from_kata_deps "assets.hypervisor.qemu.version")
-[ -n "$qemu_version" ] ||  die "failed to get qemu version"
+[ -n "$qemu_version" ] || die "failed to get qemu version"

 info "Build ${qemu_repo} version: ${qemu_version}"