Initial setup for prow CI using tektoncd/plumbing 👷

This adds required dependency and scripts to be able to run the
CI configured with prow. It contains placeholder code.

Signed-off-by: Vincent Demeester <vdemeest@redhat.com>

Gopkg.toml

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+# Refer to https://github.com/golang/dep/blob/master/docs/Gopkg.toml.md
+# for detailed Gopkg.toml documentation.
+
+required = [
+  "github.com/tektoncd/plumbing/scripts",
+  "github.com/knative/test-infra/tools/dep-collector",
+]
+
+[[constraint]]
+  name = "github.com/tektoncd/plumbing"
+  # HEAD as of 2019-06-24
+  revision = "a51e87c5261fdb718470c077c155e070aca690a8"
+
+[[constraint]]
+  name = "github.com/knative/test-infra"
+  # HEAD as of 2019-06-25
+  revision = "69af8af1d3fec861ada88efc72409b3467b0588d"
+
+[prune]
+  go-tests = true
+  unused-packages = true
+  non-go = true
+
+[[prune.project]]
+  name = "github.com/tektoncd/plumbing"
+  non-go = false

cmd/manager/main.go

@@ -0,0 +1,19 @@
+/*
+Copyright 2019 The Tekton 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.
+*/
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("Placeholder binary")
+}

hack/README.md

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+# Assorted scripts for development
+
+This directory contains several scripts useful in the development process of
+Tekton Operator.
+
+- [`update-codegen.sh`](./update-codegen.sh): Updates auto-generated client
+  libraries.
+- [`update-deps.sh`](./update-deps.sh): Updates Go dependencies.
+- [`verify-codegen.sh`](./verify-codegen.sh): Verifies that auto-generated
+  client libraries are up-to-date.

hack/boilerplate/boilerplate.go.txt

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+/*
+Copyright 2019 The Tekton 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.
+*/

hack/update-codegen.sh

@@ -0,0 +1,49 @@
+#!/usr/bin/env bash
+
+# Copyright 2019 The Tekton 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
+
+source $(dirname $0)/../vendor/github.com/tektoncd/plumbing/scripts/library.sh
+
+CODEGEN_PKG=${CODEGEN_PKG:-$(cd ${REPO_ROOT_DIR}; ls -d -1 ./vendor/k8s.io/code-generator 2>/dev/null || echo ../../../k8s.io/code-generator)}
+
+KNATIVE_CODEGEN_PKG=${KNATIVE_CODEGEN_PKG:-$(cd ${REPO_ROOT_DIR}; ls -d -1 ./vendor/github.com/knative/pkg 2>/dev/null || echo ../pkg)}
+
+# generate the code with:
+# --output-base    because this script should also be able to run inside the vendor dir of
+#                  k8s.io/kubernetes. The output-base is needed for the generators to output into the vendor dir
+#                  instead of the $GOPATH directly. For normal projects this can be dropped.
+${CODEGEN_PKG}/generate-groups.sh "deepcopy,client,informer,lister" \
+  github.com/tektoncd/pipeline/pkg/client github.com/tektoncd/pipeline/pkg/apis \
+  pipeline:v1alpha1 \
+  --go-header-file ${REPO_ROOT_DIR}/hack/boilerplate/boilerplate.go.txt
+
+# Depends on generate-groups.sh to install bin/deepcopy-gen
+${GOPATH}/bin/deepcopy-gen \
+  -O zz_generated.deepcopy \
+  --go-header-file ${REPO_ROOT_DIR}/hack/boilerplate/boilerplate.go.txt \
+  -i github.com/tektoncd/pipeline/pkg/apis/config
+
+# Knative Injection
+${KNATIVE_CODEGEN_PKG}/hack/generate-knative.sh "injection" \
+  github.com/tektoncd/pipeline/pkg/client github.com/tektoncd/pipeline/pkg/apis \
+  "pipeline:v1alpha1" \
+  --go-header-file ${REPO_ROOT_DIR}/hack/boilerplate/boilerplate.go.txt
+
+# Make sure our dependencies are up-to-date
+${REPO_ROOT_DIR}/hack/update-deps.sh

hack/update-deps.sh

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+#!/usr/bin/env bash
+
+# Copyright 2019 The Tekton 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
+
+source $(dirname $0)/../vendor/github.com/tektoncd/plumbing/scripts/library.sh
+
+cd ${REPO_ROOT_DIR}
+
+# Ensure we have everything we need under vendor/
+dep ensure
+
+update_licenses third_party/VENDOR-LICENSE "./cmd/*"

hack/verify-codegen.sh

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+#!/usr/bin/env bash
+
+# Copyright 2019 The Tekton 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
+
+source $(dirname $0)/../vendor/github.com/tektoncd/plumbing/scripts/library.sh
+
+readonly TMP_DIFFROOT="$(mktemp -d ${REPO_ROOT_DIR}/tmpdiffroot.XXXXXX)"
+
+cleanup() {
+  rm -rf "${TMP_DIFFROOT}"
+}
+
+trap "cleanup" EXIT SIGINT
+
+cleanup
+
+# Save working tree state
+mkdir -p "${TMP_DIFFROOT}/pkg"
+cp -aR "${REPO_ROOT_DIR}/Gopkg.lock" "${REPO_ROOT_DIR}/pkg" "${REPO_ROOT_DIR}/vendor" "${TMP_DIFFROOT}"
+
+"${REPO_ROOT_DIR}/hack/update-codegen.sh"
+echo "Diffing ${REPO_ROOT_DIR} against freshly generated codegen"
+ret=0
+diff -Naupr "${REPO_ROOT_DIR}/pkg" "${TMP_DIFFROOT}/pkg" || ret=1
+diff -Naupr --no-dereference "${REPO_ROOT_DIR}/vendor" "${TMP_DIFFROOT}/vendor" || ret=1
+
+# Restore working tree state
+rm -fr "${REPO_ROOT_DIR}/Gopkg.lock" "${REPO_ROOT_DIR}/pkg" "${REPO_ROOT_DIR}/vendor"
+cp -aR "${TMP_DIFFROOT}"/* "${REPO_ROOT_DIR}"
+
+if [[ $ret -eq 0 ]]
+then
+  echo "${REPO_ROOT_DIR} up to date."
+else
+  echo "${REPO_ROOT_DIR} is out of date. Please run hack/update-codegen.sh"
+  exit 1
+fi

pkg/dummy_test.go

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+// Copyright © 2018 The Tekton 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.
+
+package pkg
+
+import (
+	"testing"
+
+	_ "github.com/tektoncd/plumbing/scripts"
+)
+
+func TestDummy(t *testing.T) {
+	t.Log("This is required to make sure we get tektoncd/plumbing in the repostiory, folder vendor")
+}

test/dummy_test.go

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+// +build e2e
+
+// Copyright © 2018 The Tekton 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.
+
+package pkg
+
+import (
+	"testing"
+
+	_ "github.com/tektoncd/plumbing/scripts"
+)
+
+func TestDummy(t *testing.T) {
+	t.Log("This is required to make sure we get tektoncd/plumbing in the repostiory, folder vendor")
+}

test/presubmit-tests.sh

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+#!/usr/bin/env bash
+
+# Copyright 2018 The Knative 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.
+
+# This script runs the presubmit tests; it is started by prow for each PR.
+# For convenience, it can also be executed manually.
+# Running the script without parameters, or with the --all-tests
+# flag, causes all tests to be executed, in the right order.
+# Use the flags --build-tests, --unit-tests and --integration-tests
+# to run a specific set of tests.
+
+# Markdown linting failures don't show up properly in Gubernator resulting
+# in a net-negative contributor experience.
+export DISABLE_MD_LINTING=1
+
+source $(dirname $0)/../vendor/github.com/tektoncd/plumbing/scripts/presubmit-tests.sh
+
+function post_build_tests() {
+    golangci-lint run
+}
+
+# We use the default build, unit and integration test runners.
+
+main $@