[public-api-server] Add deployment into installer

Author: easyCZ

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

@@ -0,0 +1,11 @@
+// Copyright (c) 2021 Gitpod GmbH. All rights reserved.
+// Licensed under the GNU Affero General Public License (AGPL).
+// See License-AGPL.txt in the project root for license information.
+
+package public_api_server
+
+const (
+	Component     = "public-api-server"
+	ContainerPort = 9000
+	PortName      = "http"
+)

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

@@ -5,9 +5,16 @@ package public_api_server
 
 import (
 	"github.com/gitpod-io/gitpod/common-go/log"
+	"github.com/gitpod-io/gitpod/installer/pkg/cluster"
 	"github.com/gitpod-io/gitpod/installer/pkg/common"
 	"github.com/gitpod-io/gitpod/installer/pkg/config/v1/experimental"
+	appsv1 "k8s.io/api/apps/v1"
+	corev1 "k8s.io/api/core/v1"
+	"k8s.io/apimachinery/pkg/api/resource"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/util/intstr"
+	"k8s.io/utils/pointer"
 )
 
 func deployment(ctx *common.RenderContext) ([]runtime.Object, error) {
@@ -26,5 +33,68 @@ func deployment(ctx *common.RenderContext) ([]runtime.Object, error) {
 	publicAPIConfig := experimentalCfg.WebApp.PublicAPI
 	log.Debug("Detected experimental.WebApp.PublicApi configuration", publicAPIConfig)
 
-	return nil, nil
+	labels := common.DefaultLabels(Component)
+	return []runtime.Object{
+		&appsv1.Deployment{
+			TypeMeta: common.TypeMetaDeployment,
+			ObjectMeta: metav1.ObjectMeta{
+				Name:      Component,
+				Namespace: ctx.Namespace,
+				Labels:    labels,
+			},
+			Spec: appsv1.DeploymentSpec{
+				Selector: &metav1.LabelSelector{MatchLabels: labels},
+				Replicas: pointer.Int32(1),
+				Strategy: common.DeploymentStrategy,
+				Template: corev1.PodTemplateSpec{
+					ObjectMeta: metav1.ObjectMeta{
+						Name:      Component,
+						Namespace: ctx.Namespace,
+						Labels:    labels,
+					},
+					Spec: corev1.PodSpec{
+						Affinity:                      common.Affinity(cluster.AffinityLabelMeta),
+						ServiceAccountName:            Component,
+						EnableServiceLinks:            pointer.Bool(false),
+						DNSPolicy:                     "ClusterFirst",
+						RestartPolicy:                 "Always",
+						TerminationGracePeriodSeconds: pointer.Int64(30),
+						Containers: []corev1.Container{{
+							Name:            Component,
+							Image:           common.ImageName(ctx.Config.Repository, Component, ctx.VersionManifest.Components.PublicAPIServer.Version),
+							ImagePullPolicy: corev1.PullIfNotPresent,
+							Resources: corev1.ResourceRequirements{
+								Requests: corev1.ResourceList{
+									"cpu":    resource.MustParse("100m"),
+									"memory": resource.MustParse("32Mi"),
+								},
+							},
+							Ports: []corev1.ContainerPort{{
+								ContainerPort: ContainerPort,
+								Name:          PortName,
+							}},
+							SecurityContext: &corev1.SecurityContext{
+								Privileged: pointer.Bool(false),
+							},
+							Env: common.MergeEnv(
+								common.DefaultEnv(&ctx.Config),
+							),
+							ReadinessProbe: &corev1.Probe{
+								ProbeHandler: corev1.ProbeHandler{
+									HTTPGet: &corev1.HTTPGetAction{
+										Path:   "/",
+										Port:   intstr.IntOrString{IntVal: ContainerPort},
+										Scheme: corev1.URISchemeHTTP,
+									},
+								},
+								FailureThreshold: 3,
+								SuccessThreshold: 1,
+								TimeoutSeconds:   1,
+							},
+						}},
+					},
+				},
+			},
+		},
+	}, nil
 }

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"`