API types and basic controller/actuator scaffolding

.gitignore

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+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, build with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+bin/
+.gobincache/

Dockerfile

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+FROM registry.svc.ci.openshift.org/ocp/builder:rhel-8-golang-openshift-4.6 AS builder
+WORKDIR /go/src/github.com/openshift/cluster-api-provider-packet
+COPY . .
+# VERSION env gets set in the openshift/release image and refers to the golang version, which interfers with our own
+RUN unset VERSION \
+ && make build GOPROXY=off NO_DOCKER=1 CGO_ENABLED=0
+
+FROM registry.svc.ci.openshift.org/ocp/4.6:base
+COPY --from=builder /go/src/github.com/openshift/cluster-api-provider-packet/bin/machine-controller-manager /

Dockerfile.rhel

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+FROM registry.svc.ci.openshift.org/ocp/builder:rhel-8-golang-1.15-openshift-4.6 AS builder
+WORKDIR /go/src/github.com/openshift/cluster-api-provider-packet
+COPY . .
+# VERSION env gets set in the openshift/release image and refers to the golang version, which interfers with our own
+RUN unset VERSION \
+ && make build GOPROXY=off NO_DOCKER=1 CGO_ENABLED=0
+
+FROM registry.svc.ci.openshift.org/ocp/4.6:base
+COPY --from=builder /go/src/github.com/openshift/cluster-api-provider-packet/bin/machine-controller-manager /

Makefile

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+DBG ?= 0
+
+ifeq ($(DBG),1)
+GOGCFLAGS ?= -gcflags=all="-N -l"
+endif
+
+VERSION     ?= $(shell git describe --always --abbrev=7)
+REPO_PATH   ?= github.com/openshift/cluster-api-provider-packet
+LD_FLAGS    ?= -X $(REPO_PATH)/pkg/version.Raw=$(VERSION) -extldflags -static
+
+GO111MODULE = on
+export GO111MODULE
+GOFLAGS ?= -mod=vendor
+export GOFLAGS
+GOPROXY ?=
+export GOPROXY
+
+NO_DOCKER ?= 0
+ifeq ($(NO_DOCKER), 1)
+  DOCKER_CMD =
+  IMAGE_BUILD_CMD = imagebuilder
+  CGO_ENABLED = 1
+else
+  DOCKER_CMD := docker run --rm -e CGO_ENABLED=1 -v "$(PWD)":/go/src/github.com/openshift/cluster-api-provider-packet:Z -w /go/src/openshift/cluster-api-provider-packet openshift/origin-release:golang-1.13
+  IMAGE_BUILD_CMD = docker build
+endif
+
+.PHONY: vendor
+vendor:
+	go mod tidy
+	go mod vendor
+	go mod verify
+
+.PHONY: generate
+generate:
+	go generate ./pkg/... ./cmd/...
+
+.PHONY: fmt
+fmt: ## Go fmt your code
+	hack/go-fmt.sh .
+
+.PHONY: goimports
+goimports: ## Go fmt your code
+	hack/goimports.sh .
+
+.PHONY: vet
+vet: ## Apply go vet to all go files
+	hack/go-vet.sh ./...
+
+.PHONY: test
+test: ## Run tests
+	@echo -e "\033[32mTesting...\033[0m"
+	$(DOCKER_CMD) hack/ci-test.sh
+
+.PHONY: unit
+unit: # Run unit test
+	$(DOCKER_CMD) go test -race -cover ./cmd/... ./pkg/...
+
+.PHONY: sec
+sec: # Run security static analysis
+	hack/gosec.sh ./...
+
+.PHONY: build
+build: ## build binaries
+	$(DOCKER_CMD) go build $(GOGCFLAGS) -o "bin/machine-controller-manager" \
+               -ldflags "$(LD_FLAGS)" "$(REPO_PATH)/cmd/manager"
+
+.PHONY: test-e2e
+test-e2e: ## Run e2e tests
+	hack/e2e.sh

OWNERS

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+approvers:
+  - enxebre
+  - JoelSpeed
+  - detiber
+  - displague

README.md

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+# OpenShift cluster-api-provider-equinix-metal
+
+This repository hosts an implementation of a provider for Equinix Metal for the
+OpenShift [machine-api](https://github.com/openshift/cluster-api).
+
+This provider runs as a machine-controller deployed by the
+[machine-api-operator](https://github.com/openshift/machine-api-operator)

cmd/manager/main.go

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+package main
+
+import (
+	"flag"
+	"fmt"
+	"os"
+	"time"
+
+	configv1 "github.com/openshift/api/config/v1"
+	"github.com/openshift/cluster-api-provider-packet/pkg/apis"
+	"github.com/openshift/cluster-api-provider-packet/pkg/cloud/equinixmetal/actuators/machine"
+	machinesetcontroller "github.com/openshift/cluster-api-provider-packet/pkg/cloud/equinixmetal/actuators/machineset"
+	"github.com/openshift/cluster-api-provider-packet/pkg/version"
+	"github.com/openshift/machine-api-operator/pkg/apis/machine/v1beta1"
+	capimachine "github.com/openshift/machine-api-operator/pkg/controller/machine"
+	"github.com/openshift/machine-api-operator/pkg/metrics"
+	"k8s.io/klog/v2"
+	"k8s.io/klog/v2/klogr"
+	ctrl "sigs.k8s.io/controller-runtime"
+	"sigs.k8s.io/controller-runtime/pkg/client/config"
+	"sigs.k8s.io/controller-runtime/pkg/controller"
+	"sigs.k8s.io/controller-runtime/pkg/healthz"
+	"sigs.k8s.io/controller-runtime/pkg/manager"
+)
+
+// The default durations for the leader electrion operations.
+var (
+	leaseDuration = 120 * time.Second
+	renewDealine  = 110 * time.Second
+	retryPeriod   = 20 * time.Second
+)
+
+func main() {
+	printVersion := flag.Bool(
+		"version",
+		false,
+		"print version and exit",
+	)
+
+	leaderElectResourceNamespace := flag.String(
+		"leader-elect-resource-namespace",
+		"",
+		"The namespace of resource object that is used for locking during leader election. If unspecified and running in cluster, defaults to the service account namespace for the controller. Required for leader-election outside of a cluster.",
+	)
+
+	leaderElect := flag.Bool(
+		"leader-elect",
+		false,
+		"Start a leader election client and gain leadership before executing the main loop. Enable this when running replicated components for high availability.",
+	)
+
+	leaderElectLeaseDuration := flag.Duration(
+		"leader-elect-lease-duration",
+		leaseDuration,
+		"The duration that non-leader candidates will wait after observing a leadership renewal until attempting to acquire leadership of a led but unrenewed leader slot. This is effectively the maximum duration that a leader can be stopped before it is replaced by another candidate. This is only applicable if leader election is enabled.",
+	)
+
+	watchNamespace := flag.String(
+		"namespace",
+		"",
+		"Namespace that the controller watches to reconcile machine-api objects. If unspecified, the controller watches for machine-api objects across all namespaces.",
+	)
+
+	healthAddr := flag.String(
+		"health-addr",
+		":9440",
+		"The address for health checking.",
+	)
+
+	metricsAddress := flag.String(
+		"metrics-bind-address",
+		metrics.DefaultMachineMetricsAddress,
+		"Address for hosting metrics",
+	)
+
+	klog.InitFlags(nil)
+	flag.Set("logtostderr", "true")
+	flag.Parse()
+
+	if *printVersion {
+		fmt.Println(version.String)
+		os.Exit(0)
+	}
+
+	cfg := config.GetConfigOrDie()
+
+	opts := manager.Options{
+		LeaderElection:          *leaderElect,
+		LeaderElectionNamespace: *leaderElectResourceNamespace,
+		LeaderElectionID:        "cluster-api-provider-equinixmetal-leader",
+		LeaseDuration:           leaderElectLeaseDuration,
+		HealthProbeBindAddress:  *healthAddr,
+		MetricsBindAddress:      *metricsAddress,
+		// Slow the default retry and renew election rate to reduce etcd writes at idle: BZ 1858400
+		RetryPeriod:   &retryPeriod,
+		RenewDeadline: &renewDealine,
+	}
+
+	if *watchNamespace != "" {
+		opts.Namespace = *watchNamespace
+		klog.Infof("Watching machine-api objects only in namespace %q for reconciliation.", opts.Namespace)
+	}
+
+	// Setup a Manager
+	mgr, err := manager.New(cfg, opts)
+	if err != nil {
+		klog.Fatalf("Failed to set up overall controller manager: %v", err)
+	}
+
+	// Initialize machine actuator.
+	machineActuator := machine.NewActuator(machine.ActuatorParams{
+		CoreClient:    mgr.GetClient(),
+		EventRecorder: mgr.GetEventRecorderFor("equinixmetalcontroller"),
+		// ComputeClientBuilder: computeservice.NewComputeService,
+	})
+
+	if err := apis.AddToScheme(mgr.GetScheme()); err != nil {
+		klog.Fatal(err)
+	}
+
+	if err := v1beta1.AddToScheme(mgr.GetScheme()); err != nil {
+		klog.Fatal(err)
+	}
+
+	if err := configv1.AddToScheme(mgr.GetScheme()); err != nil {
+		klog.Fatal(err)
+	}
+
+	if err := capimachine.AddWithActuator(mgr, machineActuator); err != nil {
+		klog.Fatal(err)
+	}
+
+	ctrl.SetLogger(klogr.New())
+	setupLog := ctrl.Log.WithName("setup")
+
+	if err = (&machinesetcontroller.Reconciler{
+		Client: mgr.GetClient(),
+		Log:    ctrl.Log.WithName("controllers").WithName("MachineSet"),
+	}).SetupWithManager(mgr, controller.Options{}); err != nil {
+		setupLog.Error(err, "unable to create controller", "controller", "MachineSet")
+		os.Exit(1)
+	}
+
+	if err := mgr.AddReadyzCheck("ping", healthz.Ping); err != nil {
+		klog.Fatal(err)
+	}
+
+	if err := mgr.AddHealthzCheck("ping", healthz.Ping); err != nil {
+		klog.Fatal(err)
+	}
+
+	if err := mgr.Start(ctrl.SetupSignalHandler()); err != nil {
+		klog.Fatalf("Failed to run manager: %v", err)
+	}
+}

go.mod

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+module github.com/openshift/cluster-api-provider-packet
+
+go 1.13
+
+require (
+	github.com/blang/semver v3.5.1+incompatible
+	github.com/go-logr/logr v0.2.1
+	github.com/openshift/api v0.0.0-20200901182017-7ac89ba6b971
+	github.com/openshift/machine-api-operator v0.2.1-0.20201002104344-6abfb5440597
+
+	// kube 1.18
+	k8s.io/api v0.19.0
+	k8s.io/apimachinery v0.19.0
+	k8s.io/client-go v0.19.0
+	k8s.io/klog/v2 v2.3.0
+	sigs.k8s.io/controller-runtime v0.6.2
+	sigs.k8s.io/controller-tools v0.3.0
+	sigs.k8s.io/yaml v1.2.0
+)
+
+replace (
+	sigs.k8s.io/cluster-api-provider-aws => github.com/openshift/cluster-api-provider-aws v0.2.1-0.20200929152424-eab2e087f366
+	sigs.k8s.io/cluster-api-provider-azure => github.com/openshift/cluster-api-provider-azure v0.1.0-alpha.3.0.20200929220456-04e680e51d03
+)