[public-api-server] Setup component in installer, behind epxerimental config

Author: easyCZ

.github/CODEOWNERS

@@ -38,6 +38,7 @@
 /install/installer/pkg/components/openvsx-proxy @gitpod-io/engineering-ide
 /install/installer/pkg/components/proxy @gitpod-io/engineering-webapp
 /install/installer/pkg/components/registry-facade @gitpod-io/engineering-workspace
+/install/installer/pkg/components/public-api-server @gitpod-io/engineering-webapp
 /install/installer/pkg/components/server @gitpod-io/engineering-webapp
 /install/installer/pkg/components/server/ide @gitpod-io/engineering-ide
 /install/installer/pkg/components/workspace @gitpod-io/engineering-workspace

install/installer/pkg/components/components-webapp/components.go

@@ -15,6 +15,7 @@ import (
 	"github.com/gitpod-io/gitpod/installer/pkg/components/minio"
 	openvsxproxy "github.com/gitpod-io/gitpod/installer/pkg/components/openvsx-proxy"
 	"github.com/gitpod-io/gitpod/installer/pkg/components/proxy"
+	public_api_server "github.com/gitpod-io/gitpod/installer/pkg/components/public-api-server"
 	"github.com/gitpod-io/gitpod/installer/pkg/components/rabbitmq"
 	"github.com/gitpod-io/gitpod/installer/pkg/components/server"
 	wsmanagerbridge "github.com/gitpod-io/gitpod/installer/pkg/components/ws-manager-bridge"
@@ -33,6 +34,7 @@ var Objects = common.CompositeRenderFunc(
 	rabbitmq.Objects,
 	server.Objects,
 	wsmanagerbridge.Objects,
+	public_api_server.Objects,
 )
 
 var Helm = common.CompositeHelmFunc(

install/installer/pkg/components/public-api-server/deployment.go

@@ -0,0 +1,30 @@
+// Copyright (c) 2022 Gitpod GmbH. All rights reserved.
+// Licensed under the MIT License. See License-MIT.txt in the project root for license information.
+
+package public_api_server
+
+import (
+	"github.com/gitpod-io/gitpod/common-go/log"
+	"github.com/gitpod-io/gitpod/installer/pkg/common"
+	"github.com/gitpod-io/gitpod/installer/pkg/config/v1/experimental"
+	"k8s.io/apimachinery/pkg/runtime"
+)
+
+func deployment(ctx *common.RenderContext) ([]runtime.Object, error) {
+	var experimentalCfg *experimental.Config
+
+	_ = ctx.WithExperimental(func(ucfg *experimental.Config) error {
+		experimentalCfg = ucfg
+		return nil
+	})
+
+	if experimentalCfg == nil || experimentalCfg.WebApp == nil || experimentalCfg.WebApp.PublicAPI == nil {
+		// We don't want to render anything for this deployment
+		return nil, nil
+	}
+
+	publicAPIConfig := experimentalCfg.WebApp.PublicAPI
+	log.Debug("Detected experimental.WebApp.PublicApi configuration", publicAPIConfig)
+
+	return nil, nil
+}

install/installer/pkg/components/public-api-server/objects.go

@@ -0,0 +1,10 @@
+// Copyright (c) 2022 Gitpod GmbH. All rights reserved.
+// Licensed under the MIT License. See License-MIT.txt in the project root for license information.
+
+package public_api_server
+
+import "github.com/gitpod-io/gitpod/installer/pkg/common"
+
+var Objects = common.CompositeRenderFunc(
+	deployment,
+)

install/installer/pkg/config/v1/experimental/experimental.go

@@ -46,6 +46,11 @@ type WorkspaceConfig struct {
 }
 
 type WebAppConfig struct {
+	PublicAPI *PublicAPIConfig `json:"publicApi,omitempty"`
+}
+
+type PublicAPIConfig struct {
+	Enabled bool `json:"enabled"`
 }
 
 type IDEConfig struct {

install/installer/pkg/config/versions/versions.go

@@ -33,6 +33,7 @@ type Components struct {
 	OpenVSXProxy          Versioned `json:"openVSXProxy"`
 	PaymentEndpoint       Versioned `json:"paymentEndpoint"`
 	Proxy                 Versioned `json:"proxy"`
+	PublicAPIServer       Versioned `json:"public-api-server"`
 	RegistryFacade        Versioned `json:"registryFacade"`
 	Server                Versioned `json:"server"`
 	ServiceWaiter         Versioned `json:"serviceWaiter"`