Add static check tools

Added md check to check .md style
Add yamllint to check yaml style
Moved gometalinter to scripts folder

Signed-off-by: Madhu Rajanna <mrajanna@redhat.com>

scripts/lint-go.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+set -o pipefail
+
+if [[ -x "$(command -v gometalinter)" ]]; then
+  gometalinter -j "${GO_METALINTER_THREADS:-1}" \
+    --sort path --sort line --sort column --deadline=10m \
+    --enable=misspell --enable=staticcheck \
+    --vendor "${@-./...}"
+else
+  echo "WARNING: gometalinter not found, skipping lint tests" >&2
+fi

scripts/lint-text.sh

@@ -0,0 +1,49 @@
+#! /bin/bash
+# vim: set ts=4 sw=4 et :
+
+# Usage: pre-commit.sh [--require-all]
+#   --require-all  Fail instead of warn if a checker is not found
+
+set -e
+
+# Run checks from root of the repo
+scriptdir="$(dirname "$(realpath "$0")")"
+cd "$scriptdir/.."
+
+# run_check <file_regex> <checker_exe> [optional args to checker...]
+function run_check() {
+    regex="$1"
+    shift
+    exe="$1"
+    shift
+
+    if [ -x "$(command -v "$exe")" ]; then
+        find . -path ./vendor -prune -o -regextype egrep -iregex "$regex" -print0 |
+            xargs -0rt -n1 "$exe" "$@"
+    elif [ "$all_required" -eq 0 ]; then
+        echo "Warning: $exe not found... skipping some tests."
+    else
+        echo "FAILED: All checks required, but $exe not found!"
+        exit 1
+    fi
+}
+
+all_required=0
+if [ "x$1" == "x--require-all" ]; then
+    all_required=1
+fi
+
+# markdownlint: https://github.com/markdownlint/markdownlint
+# https://github.com/markdownlint/markdownlint/blob/master/docs/RULES.md
+# Install via: gem install mdl
+run_check '.*\.md' mdl --style scripts/mdl-style.rb
+
+# Install via: dnf install shellcheck
+run_check '.*\.(ba)?sh' shellcheck
+run_check '.*\.(ba)?sh' bash -n
+
+# Install via: pip install yamllint
+# disable yamlint chekck for helm chats
+run_check '.*\.ya?ml' yamllint -s -d "{extends: default, rules: {line-length: {allow-non-breakable-inline-mappings: true}},ignore: deploy/rbd/helm/templates/*.yaml}"
+
+echo "ALL OK."

scripts/mdl-style.rb

@@ -0,0 +1,9 @@
+all
+
+#Refer below url for more information about the markdown rules.
+#https://github.com/markdownlint/markdownlint/blob/master/docs/RULES.md
+
+rule 'MD013', :code_blocks => false, :tables => false
+
+exclude_rule 'MD040' # Fenced code blocks should have a language specified
+exclude_rule 'MD041' # First line in file should be a top level header

scripts/test-go.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+GOPACKAGES="$(go list ./... | grep -v vendor | grep -v e2e)"
+COVERFILE="${GO_COVER_DIR}profile.cov"
+
+# no special options, exec to go test w/ all pkgs
+if [[ ${TEST_EXITFIRST} != "yes" && -z ${TEST_COVERAGE} ]]; then
+	# shellcheck disable=SC2086
+	exec go test ${GOPACKAGES}
+fi
+
+# our options are set so we need to handle each go package one
+# at at time
+if [[ ${TEST_COVERAGE} ]]; then
+	GOTESTOPTS="-covermode=count -coverprofile=cover.out"
+	echo "mode: count" > "${COVERFILE}"
+fi
+
+failed=0
+for gopackage in ${GOPACKAGES}; do
+	echo "--- testing: ${gopackage} ---"
+	# shellcheck disable=SC2086
+	go test ${GOTESTOPTS} "${gopackage}" || ((failed+=1))
+	if [[ -f cover.out ]]; then
+		# Append to coverfile
+		grep -v "^mode: count" cover.out >> "${COVERFILE}"
+	fi
+	if [[ ${TEST_COVERAGE} = "stdout" && -f cover.out ]]; then
+		go tool cover -func=cover.out
+	fi
+	if [[ ${TEST_COVERAGE} = "html" && -f cover.out ]]; then
+		mkdir -p coverage
+		fn="coverage/${gopackage////-}.html"
+		echo " * generating coverage html: ${fn}"
+		go tool cover -html=cover.out -o "${fn}"
+	fi
+	rm -f cover.out
+	if [[ ${failed} -ne 0 && ${TEST_EXITFIRST} = "yes" ]]; then
+		exit ${failed}
+	fi
+done
+exit ${failed}