add public controller interface

Signed-off-by: Joe Julian <me@joejulian.name>

controller/helmrelease_controller.go

@@ -0,0 +1,75 @@
+/*
+Copyright 2020 The Flux 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 controller
+
+import (
+	"context"
+
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/client-go/rest"
+	kuberecorder "k8s.io/client-go/tools/record"
+	"sigs.k8s.io/cli-utils/pkg/kstatus/polling"
+	ctrl "sigs.k8s.io/controller-runtime"
+	"sigs.k8s.io/controller-runtime/pkg/client"
+
+	internalController "github.com/fluxcd/helm-controller/internal/controller"
+	runtimeClient "github.com/fluxcd/pkg/runtime/client"
+	helper "github.com/fluxcd/pkg/runtime/controller"
+)
+
+type HelmReleaseReconciler struct {
+	client.Client
+	helper.Metrics
+
+	Config                *rest.Config
+	Scheme                *runtime.Scheme
+	EventRecorder         kuberecorder.EventRecorder
+	DefaultServiceAccount string
+	NoCrossNamespaceRef   bool
+	ClientOpts            runtimeClient.Options
+	KubeConfigOpts        runtimeClient.KubeConfigOptions
+	StatusPoller          *polling.StatusPoller
+	PollingOpts           polling.Options
+	ControllerName        string
+
+	helmReleaseReconciler *internalController.HelmReleaseReconciler
+}
+
+type HelmReleaseReconcilerOptions internalController.HelmReleaseReconcilerOptions
+
+func (r *HelmReleaseReconciler) SetupWithManager(ctx context.Context, mgr ctrl.Manager, opts HelmReleaseReconcilerOptions) error {
+	r.helmReleaseReconciler = &internalController.HelmReleaseReconciler{
+		Client:                r.Client,
+		Metrics:               r.Metrics,
+		Config:                r.Config,
+		Scheme:                r.Scheme,
+		EventRecorder:         r.EventRecorder,
+		DefaultServiceAccount: r.DefaultServiceAccount,
+		NoCrossNamespaceRef:   r.NoCrossNamespaceRef,
+		ClientOpts:            r.ClientOpts,
+		KubeConfigOpts:        r.KubeConfigOpts,
+		StatusPoller:          r.StatusPoller,
+		PollingOpts:           r.PollingOpts,
+		ControllerName:        r.ControllerName,
+	}
+	o := internalController.HelmReleaseReconcilerOptions{
+		HTTPRetry:                 opts.HTTPRetry,
+		DependencyRequeueInterval: opts.DependencyRequeueInterval,
+		RateLimiter:               opts.RateLimiter,
+	}
+	return r.helmReleaseReconciler.SetupWithManager(ctx, mgr, o)
+}