Make general and k8s specific versions of pj-on-kind.sh.

Also switches to building mkpj and mkpod with go instead of bazel.

config/pj-on-kind.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.
+
+# Runs prow/pj-on-kind.sh with config arguments specific to the prow.k8s.io instance.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+export CONFIG_PATH="$(readlink -f $(dirname "${BASH_SOURCE[0]}")/../prow/config.yaml)"
+export JOB_CONFIG_PATH="$(readlink -f $(dirname "${BASH_SOURCE[0]}")/jobs)"
+
+../prow/pj-on-kind.sh "$@"
+# Swap the above command for the following one for use outside kubernetes/test-infra.
+# bash <(curl -s https://raw.githubusercontent.com/kubernetes/test-infra/master/prow/pj-on-kind.sh) "$@"

prow/.gitignore

@@ -30,3 +30,5 @@ cmd/tot/tot
 external-plugins/cherrypicker/cherrypicker
 external-plugins/needs-rebase/needs-rebase
 external-plugins/refresh/refresh
+pj.yaml
+pod.yaml

prow/pj-on-kind.sh

@@ -0,0 +1,107 @@
+#!/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.
+
+# Requires go, docker, and kubectl.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+function main() {
+  parseArgs "$@"
+  ensureInstall
+
+  # Generate PJ and Pod.
+  mkpj "--config-path=${config}" "${job_config}" "--job=${job}" > "${PWD}/pj.yaml"
+  mkpod --build-id=snowflake "--prow-job=${PWD}/pj.yaml" --local "--out-dir=/output/${job}" > "${PWD}/pod.yaml"
+
+  # Deploy pod and watch.
+  pod=$(kubectl apply -f "${PWD}/pod.yaml" | cut -d ' ' -f 1)
+  kubectl get "${pod}" -w
+}
+
+# Prep and check args.
+function parseArgs() {
+  job="${1:-""}"
+  config="${CONFIG_PATH:-""}"
+  job_config="${JOB_CONFIG_PATH:-""}"
+  out_dir="${OUT_DIR:-"/tmp/prowjob-out"}"
+  kind_config="${KIND_CONFIG:-""}"
+
+  local new_only="  (Only used when creating a new kind cluster.)"
+  echo "job=${job}"
+  echo "CONFIG_PATH=${config}"
+  echo "JOB_CONFIG_PATH=${job_config}"
+  echo "OUT_DIR=${out_dir} ${new_only}"
+  echo "KIND_CONFIG=${kind_config} ${new_only}"
+
+  if [[ -z "${job}" ]]; then
+    echo "Must specify a job name as the first argument."
+    exit 2
+  fi
+  if [[ -z "${config}" ]]; then
+    echo "Must specify config.yaml location via CONFIG_PATH env var."
+    exit 2
+  fi
+  if [[ -n "${job_config}" ]]; then
+    job_config="--job-config-path=${job_config}"
+  fi
+}
+
+# Ensures installation of prow tools, kind, and a kind cluster named "mkpod".
+function ensureInstall() {
+  # Install mkpj and mkpod if not already done.
+  if ! command -v mkpj >/dev/null 2>&1; then
+    go get k8s.io/test-infra/prow/cmd/mkpj
+  fi
+  if ! command -v mkpod >/dev/null 2>&1; then
+    go get k8s.io/test-infra/prow/cmd/mkpod
+  fi
+
+  # Install kind and set up cluster if not already done.
+  if ! command -v kind >/dev/null 2>&1; then
+    GO111MODULE="on" go get sigs.k8s.io/kind@v0.4.0 && kind create cluster
+  fi
+  local found="false"
+  for clust in $(kind get clusters); do
+    if [[ "${clust}" == "mkpod" ]]; then
+      found="true"
+      break
+    fi
+  done
+  if [[ "${found}" == "false" ]]; then
+    # Need to create the "mkpod" kind cluster.
+    if [[ -n "${kind_config}" ]]; then
+      kind create cluster --name=mkpod "--config=${kind_config}" --wait=5m
+    else
+      # Create a temporary kind config file.
+      local temp_config="${PWD}/temp-mkpod-kind-config.yaml"
+      cat <<EOF > "${temp_config}"
+kind: Cluster
+apiVersion: kind.sigs.k8s.io/v1alpha3
+nodes:
+  - extraMounts:
+      - containerPath: /output
+        hostPath: ${out_dir}
+EOF
+      kind create cluster --name=mkpod "--config=${temp_config}" --wait=5m
+      rm "${temp_config}"
+    fi
+  fi
+  # Point kubectl at the mkpod cluster.
+  export KUBECONFIG="$(kind get kubeconfig-path --name="mkpod")"
+}
+
+main "$@"