release-tools: update

release-tools/verify-vendor.sh

@@ -0,0 +1,60 @@
+#!/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.
+
+if [ -f Gopkg.toml ]; then
+    echo "Repo uses 'dep' for vendoring."
+    case "$(dep version 2>/dev/null | grep 'version *:')" in
+	*v0.[56789]*)
+            if dep check; then
+                echo "vendor up-to-date"
+            else
+                exit 1
+            fi
+            ;;
+	*) echo "skipping check, dep >= 0.5 required";;
+    esac
+elif [ -f go.mod ]; then
+    echo "Repo uses 'go mod'."
+    # shellcheck disable=SC2235
+    if [ "${JOB_NAME}" ] &&
+           ( [ "${JOB_TYPE}" != "presubmit" ] ||
+                 [ "$( (git diff "${PULL_BASE_SHA}..HEAD" -- go.mod go.sum vendor release-tools;
+                        git diff "${PULL_BASE_SHA}..HEAD" | grep -e '^@@.*@@ import (' -e '^[+-]import') |
+		           wc -l)" -eq 0 ] ); then
+	echo "Skipping vendor check because the Prow pre-submit job does not affect dependencies."
+    elif ! (set -x; env GO111MODULE=on go mod tidy); then
+	echo "ERROR: vendor check failed."
+	exit 1
+    elif [ "$(git status --porcelain -- go.mod go.sum | wc -l)" -gt 0 ]; then
+	echo "ERROR: go module files *not* up-to-date, they did get modified by 'GO111MODULE=on go mod tidy':";
+	git diff -- go.mod go.sum
+	exit 1
+    elif [ -d vendor ]; then
+	if ! (set -x; env GO111MODULE=on go mod vendor); then
+	    echo "ERROR: vendor check failed."
+	    exit 1
+	elif [ "$(git status --porcelain -- vendor | wc -l)" -gt 0 ]; then
+	    echo "ERROR: vendor directory *not* up-to-date, it did get modified by 'GO111MODULE=on go mod vendor':"
+	    git status -- vendor
+	    git diff -- vendor
+	    exit 1
+	else
+	    echo "Go dependencies and vendor directory up-to-date."
+	fi
+    else
+	echo "Go dependencies up-to-date."
+    fi
+fi