Merge pull request #2734 from ncdc/add-download-prow-logs-script

🌱 Add make target to download e2e logs from Prow

Makefile

@@ -391,6 +391,10 @@ clean-workdir: WORK_DIR ?= .
 clean-workdir:
 	rm -fr $(WORK_DIR)/.kcp*
 
+.PHONY: download-e2e-logs
+download-e2e-logs:
+	OUT=$(OUT) URL=$(URL) hack/download-e2e-logs.sh
+
 .PHONY: help
 help: ## Show this help.
 	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'

hack/download-e2e-logs.sh

@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+
+# Copyright 2021 The KCP 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
+
+if ! command -v gsutil &> /dev/null; then
+  echo "gsutil missing. Install the gcloud SDK first"
+  exit 1
+fi
+
+EXAMPLE_URL=https://prow.ci.openshift.org/view/gs/origin-ci-test/pr-logs/pull/kcp-dev_kcp/2707/pull-ci-kcp-dev-kcp-main-e2e-sharded/1620846315476881408
+
+if [[ -z "${URL:-}" ]]; then
+  echo -e "URL is required\n\nExample URL: $EXAMPLE_URL\n"
+  exit 1
+fi
+
+# Strip off the prefix
+PR_ISH="${URL#https://prow.ci.openshift.org/view/gs/origin-ci-test/pr-logs/pull/kcp-dev_kcp/}"
+
+# Split into fields
+PR="$(echo $PR_ISH | cut -d / -f 1)"
+JOB="$(echo $PR_ISH | cut -d / -f 2)"
+E2E="$(echo $JOB | grep -o 'e2e.*')"
+RUN="$(echo $PR_ISH | cut -d / -f 3)"
+
+# Default to placing logs in prow/$PR/$JOB/$RUN/
+OUT=${OUT:-prow/$PR/$JOB/$RUN/}
+mkdir -p $OUT
+
+gsutil -m cp -r gs://origin-ci-test/pr-logs/pull/kcp-dev_kcp/$PR/$JOB/$RUN/artifacts/$E2E/$E2E/artifacts/kcp/ $OUT