hack: include more update and verify scripts

update:
- deps: calls go mod tidy

verify:
- build: calls build for ./cmd
- deps: verifies if the current go.* files are valid
- gotest: calls go tests on _test files if present
- govet: calls go vet
- shellcheck: executes shellcheck on all .sh files

hack/update-all.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+REPO_PATH=$(get_root_path)
+
+"${REPO_PATH}"/hack/update-deps.sh
+"${REPO_PATH}"/hack/update-gofmt.sh

hack/update-deps.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+set -o nounset
+set -o errexit
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+# cd to the root path
+cd_root_path
+
+export GO111MODULE="on"
+go mod tidy

hack/verify-all.sh

@@ -0,0 +1,88 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+
+# set REPO_PATH
+REPO_PATH=$(get_root_path)
+cd "${REPO_PATH}"
+
+# exit code, if a script fails we'll set this to 1
+res=0
+
+# run all verify scripts, optionally skipping any of them
+
+if [[ "${VERIFY_WHITESPACE:-true}" == "true" ]]; then
+  echo "[*] Verifying whitespace..."
+  hack/verify-whitespace.sh || res=1
+  cd "${REPO_PATH}"
+fi
+
+if [[ "${VERIFY_SPELLING:-true}" == "true" ]]; then
+  echo "[*] Verifying spelling..."
+  hack/verify-spelling.sh || res=1
+  cd "${REPO_PATH}"
+fi
+
+if [[ "${VERIFY_GOFMT:-true}" == "true" ]]; then
+  echo "[*] Verifying gofmt..."
+  hack/verify-gofmt.sh || res=1
+  cd "${REPO_PATH}"
+fi
+
+if [[ "${VERIFY_GOLINT:-true}" == "true" ]]; then
+  echo "[*] Verifying golint..."
+  hack/verify-golint.sh || res=1
+  cd "${REPO_PATH}"
+fi
+
+if [[ "${VERIFY_GOVET:-true}" == "true" ]]; then
+  echo "[*] Verifying govet..."
+  hack/verify-govet.sh || res=1
+  cd "${REPO_PATH}"
+fi
+
+if [[ "${VERIFY_DEPS:-true}" == "true" ]]; then
+  echo "[*] Verifying deps..."
+  hack/verify-deps.sh || res=1
+  cd "${REPO_PATH}"
+fi
+
+if [[ "${VERIFY_GOTEST:-true}" == "true" ]]; then
+  echo "[*] Verifying gotest..."
+  hack/verify-gotest.sh || res=1
+  cd "${REPO_PATH}"
+fi
+
+if [[ "${VERIFY_BUILD:-true}" == "true" ]]; then
+  echo "[*] Verifying build..."
+  hack/verify-build.sh || res=1
+  cd "${REPO_PATH}"
+fi
+
+# exit based on verify scripts
+if [[ "${res}" = 0 ]]; then
+  echo ""
+  echo "All verify checks passed, congrats!"
+else
+  echo ""
+  echo "One or more verify checks failed! See output above..."
+fi
+exit "${res}"

hack/verify-build.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+
+# check if the code builds
+cd_root_path
+export GO111MODULE=on
+go build ./cmd/...

hack/verify-deps.sh

@@ -0,0 +1,50 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o nounset
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+# cd to the root path
+cd_root_path
+
+# cleanup on exit
+cleanup() {
+  echo "Cleaning up..."
+  mv go.mod.old go.mod
+  mv go.sum.old go.sum
+}
+trap cleanup EXIT
+
+echo "Verifying..."
+# temporary copy the go mod and sum files
+cp go.mod go.mod.old || exit
+cp go.sum go.sum.old || exit
+
+# run update-deps.sh
+export GO111MODULE="on"
+./hack/update-deps.sh
+
+# compare the old and new files
+DIFF0=$(diff -u go.mod go.mod.old)
+DIFF1=$(diff -u go.sum go.sum.old)
+
+if [[ -n "${DIFF0}" ]] || [[ -n "${DIFF1}" ]]; then
+  echo "${DIFF0}"
+  echo "${DIFF1}"
+  echo "Check failed. Please run ./hack/update-deps.sh"
+  exit 1
+fi

hack/verify-gofmt.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+# cd to the root path
+cd_root_path
+
+# check for gofmt diffs
+diff=$(git ls-files | grep "\.go" | grep -v "\/vendor" | xargs gofmt -s -d 2>&1)
+if [[ -n "${diff}" ]]; then
+  echo "${diff}"
+  echo
+  echo "Check failed. Please run hack/update-gofmt.sh"
+fi

hack/verify-gotest.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+# cd to the root path
+cd_root_path
+
+# run go test
+export GO111MODULE=on
+go test ./...

hack/verify-govet.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# CI script to run go vet over our code
+set -o errexit
+set -o nounset
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+# cd to the root path
+cd_root_path
+
+# run go vet
+export GO111MODULE=on
+go vet ./...

hack/verify-shellcheck.sh

@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# set -o errexit
+set -o nounset
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+ROOT_PATH=$(get_root_path)
+
+# create a temporary directory
+TMP_DIR=$(mktemp -d)
+
+# cleanup on exit
+cleanup() {
+  echo "Cleaning up..."
+  rm -rf "${TMP_DIR}"
+}
+trap cleanup EXIT
+
+# install shellcheck (Linux-x64 only!)
+cd "${TMP_DIR}" || exit
+VERSION="shellcheck-v0.6.0"
+DOWNLOAD_FILE="${VERSION}.linux.x86_64.tar.xz"
+wget https://storage.googleapis.com/shellcheck/"${DOWNLOAD_FILE}"
+tar xf "${DOWNLOAD_FILE}"
+cd "${VERSION}" || exit
+
+echo "Running shellcheck..."
+cd "${ROOT_PATH}" || exit
+OUT="${TMP_DIR}/out.log"
+FILES=$(find . -name "*.sh")
+while read -r file; do
+    "${TMP_DIR}/${VERSION}/shellcheck" "$file" >> "${OUT}" 2>&1
+done <<< "$FILES"
+
+if [[ -s "${OUT}" ]]; then
+  echo "Found errors:"
+  cat "${OUT}"
+  exit 1
+fi