First commit, scaffolding

.gitignore

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+
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+bin
+
+# Test binary, build with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Kubernetes Generated files - skip generated files, except for vendored files
+
+!vendor/**/zz_generated.*
+
+# editor and IDE paraphernalia
+.idea
+*.swp
+*.swo
+*~

Dockerfile

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+# Build the manager binary
+FROM golang:1.10.3 as builder
+
+# Copy in the go src
+WORKDIR /go/src/github.com/replicatedhq/troubleshoot
+COPY pkg/    pkg/
+COPY cmd/    cmd/
+COPY vendor/ vendor/
+
+# Build
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o manager github.com/replicatedhq/troubleshoot/cmd/manager
+
+# Copy the controller-manager into a thin image
+FROM ubuntu:latest
+WORKDIR /
+COPY --from=builder /go/src/github.com/replicatedhq/troubleshoot/manager .
+ENTRYPOINT ["/manager"]

Makefile

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+
+# Image URL to use all building/pushing image targets
+IMG ?= controller:latest
+
+all: test manager
+
+# Run tests
+test: generate fmt vet manifests
+	go test ./pkg/... ./cmd/... -coverprofile cover.out
+
+# Build manager binary
+manager: generate fmt vet
+	go build -o bin/manager github.com/replicatedhq/troubleshoot/cmd/manager
+
+# Run against the configured Kubernetes cluster in ~/.kube/config
+run: generate fmt vet
+	go run ./cmd/manager/main.go
+
+# Install CRDs into a cluster
+install: manifests
+	kubectl apply -f config/crds
+
+# Deploy controller in the configured Kubernetes cluster in ~/.kube/config
+deploy: manifests
+	kubectl apply -f config/crds
+	kustomize build config/default | kubectl apply -f -
+
+# Generate manifests e.g. CRD, RBAC etc.
+manifests: controller-gen
+	controller-gen paths=./pkg/apis/...
+
+# Run go fmt against code
+fmt:
+	go fmt ./pkg/... ./cmd/...
+
+# Run go vet against code
+vet:
+	go vet ./pkg/... ./cmd/...
+
+
+.PHONY: generate
+generate: controller-gen client-gen
+	controller-gen object:headerFile=./hack/boilerplate.go.txt paths=./api/...
+	client-gen go run ../../vendor/k8s.io/code-generator/cmd/client-gen/main.go --output-package=github.com/replicatedhq/troubleshoot/pkg/client --clientset-name troubleshootclientset --input-base github.com/replicatedhq/troubleshoot/pkg/apis --input troubleshoot/v1beta1 -h ./hack/boilerplate.go.txt
+
+# Build the docker image
+docker-build: test
+	docker build . -t ${IMG}
+	@echo "updating kustomize image patch file for manager resource"
+	sed -i'' -e 's@image: .*@image: '"${IMG}"'@' ./config/default/manager_image_patch.yaml
+
+# Push the docker image
+docker-push:
+	docker push ${IMG}
+
+# find or download controller-gen
+# download controller-gen if necessary
+controller-gen:
+ifeq (, $(shell which controller-gen))
+	go get sigs.k8s.io/controller-tools/cmd/controller-gen@v0.2.0-beta.2
+CONTROLLER_GEN=$(shell go env GOPATH)/bin/controller-gen
+else
+CONTROLLER_GEN=$(shell which controller-gen)
+endif
+
+# find or download client-gen
+client-gen:
+ifeq (, $(shell which client-gen))
+	go get k8s.io/code-generator/cmd/client-gen@kubernetes-1.13.5
+CLIENT_GEN=$(shell go env GOPATH)/bin/client-gen
+else
+CLIENT_GEN=$(shell which client-gen)
+endif

PROJECT

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+version: "1"
+domain: replicated.com
+repo: github.com/replicatedhq/troubleshoot

cmd/manager/main.go

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+/*
+Copyright 2019 Replicated, Inc..
+
+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 (
+	"flag"
+	"os"
+
+	"github.com/replicatedhq/troubleshoot/pkg/apis"
+	"github.com/replicatedhq/troubleshoot/pkg/controller"
+	"github.com/replicatedhq/troubleshoot/pkg/webhook"
+	_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
+	"sigs.k8s.io/controller-runtime/pkg/client/config"
+	"sigs.k8s.io/controller-runtime/pkg/manager"
+	logf "sigs.k8s.io/controller-runtime/pkg/runtime/log"
+	"sigs.k8s.io/controller-runtime/pkg/runtime/signals"
+)
+
+func main() {
+	var metricsAddr string
+	flag.StringVar(&metricsAddr, "metrics-addr", ":8080", "The address the metric endpoint binds to.")
+	flag.Parse()
+	logf.SetLogger(logf.ZapLogger(false))
+	log := logf.Log.WithName("entrypoint")
+
+	// Get a config to talk to the apiserver
+	log.Info("setting up client for manager")
+	cfg, err := config.GetConfig()
+	if err != nil {
+		log.Error(err, "unable to set up client config")
+		os.Exit(1)
+	}
+
+	// Create a new Cmd to provide shared dependencies and start components
+	log.Info("setting up manager")
+	mgr, err := manager.New(cfg, manager.Options{MetricsBindAddress: metricsAddr})
+	if err != nil {
+		log.Error(err, "unable to set up overall controller manager")
+		os.Exit(1)
+	}
+
+	log.Info("Registering Components.")
+
+	// Setup Scheme for all resources
+	log.Info("setting up scheme")
+	if err := apis.AddToScheme(mgr.GetScheme()); err != nil {
+		log.Error(err, "unable add APIs to scheme")
+		os.Exit(1)
+	}
+
+	// Setup all Controllers
+	log.Info("Setting up controller")
+	if err := controller.AddToManager(mgr); err != nil {
+		log.Error(err, "unable to register controllers to the manager")
+		os.Exit(1)
+	}
+
+	log.Info("setting up webhooks")
+	if err := webhook.AddToManager(mgr); err != nil {
+		log.Error(err, "unable to register webhooks to the manager")
+		os.Exit(1)
+	}
+
+	// Start the Cmd
+	log.Info("Starting the Cmd.")
+	if err := mgr.Start(signals.SetupSignalHandler()); err != nil {
+		log.Error(err, "unable to run the manager")
+		os.Exit(1)
+	}
+}