From 3768961b788093ae4c4cc1983ed9ec413fd46cb3 Mon Sep 17 00:00:00 2001
From: Gero Posmyk-Leinemann <gero@gitpod.io>
Date: Mon, 11 Apr 2022 10:22:34 +0000
Subject: [PATCH] [installer] open-vsx: configure redis

---
 .../pkg/components/openvsx-proxy/configmap.go | 10 +++-
 .../components/openvsx-proxy/statefulset.go   | 49 ++++++++++++++++++-
 2 files changed, 56 insertions(+), 3 deletions(-)

diff --git a/install/installer/pkg/components/openvsx-proxy/configmap.go b/install/installer/pkg/components/openvsx-proxy/configmap.go
index 4de958a49a2a82..aee063a49ed418 100644
--- a/install/installer/pkg/components/openvsx-proxy/configmap.go
+++ b/install/installer/pkg/components/openvsx-proxy/configmap.go
@@ -17,18 +17,23 @@ import (
 )
 
 func configmap(ctx *common.RenderContext) ([]runtime.Object, error) {
-	// todo(sje): enable redis config
 	imgcfg := openvsx.Config{
 		LogDebug:             false,
-		CacheDurationRegular: util.Duration(time.Minute),
+		CacheDurationRegular: util.Duration(time.Minute * 5),
 		CacheDurationBackup:  util.Duration(time.Hour * 72),
 		URLUpstream:          ctx.Config.OpenVSX.URL,
 		URLLocal:             fmt.Sprintf("https://open-vsx.%s", ctx.Config.Domain),
 		MaxIdleConns:         1000,
 		MaxIdleConnsPerHost:  1000,
 		PrometheusAddr:       fmt.Sprintf(":%d", PrometheusPort),
+		RedisAddr:            "localhost:6379",
 	}
 
+	redisCfg := `
+maxmemory 100mb
+maxmemory-policy allkeys-lfu
+	`
+
 	fc, err := common.ToJSONString(imgcfg)
 	if err != nil {
 		return nil, fmt.Errorf("failed to marshal openvsx config: %w", err)
@@ -36,6 +41,7 @@ func configmap(ctx *common.RenderContext) ([]runtime.Object, error) {
 
 	data := map[string]string{
 		"config.json": string(fc),
+		"redis.conf":  redisCfg,
 	}
 
 	return []runtime.Object{
diff --git a/install/installer/pkg/components/openvsx-proxy/statefulset.go b/install/installer/pkg/components/openvsx-proxy/statefulset.go
index ecec29b6f8692c..c8088a06690adc 100644
--- a/install/installer/pkg/components/openvsx-proxy/statefulset.go
+++ b/install/installer/pkg/components/openvsx-proxy/statefulset.go
@@ -99,8 +99,55 @@ func statefulset(ctx *common.RenderContext) ([]runtime.Object, error) {
 						Env: common.MergeEnv(
 							common.DefaultEnv(&ctx.Config),
 						),
-					}},
+					}, {
+						Name:  "redis",
+						Image: "redis:6.2",
+						Command: []string{
+							"redis-server",
+							"/config/redis.conf",
+						},
+						Env: []v1.EnvVar{{
+							Name:  "MASTER",
+							Value: "true",
+						}},
+						ImagePullPolicy: "IfNotPresent",
+						Ports: []v1.ContainerPort{{
+							ContainerPort: 6379,
+						}},
+						Resources: v1.ResourceRequirements{
+							Requests: v1.ResourceList{
+								"cpu":    resource.MustParse("1m"),
+								"memory": resource.MustParse("512Mi"),
+							},
+						},
+						VolumeMounts: []v1.VolumeMount{{
+							Name:      "config",
+							MountPath: "/config",
+						}, {
+							Name:      "redis-data",
+							MountPath: "/data",
+						}},
+					},
+					},
+				},
+			},
+			VolumeClaimTemplates: []v1.PersistentVolumeClaim{{
+				ObjectMeta: metav1.ObjectMeta{
+					Name:      Component,
+					Namespace: ctx.Namespace,
+					Labels:    labels,
 				},
+				Spec: v1.PersistentVolumeClaimSpec{
+					AccessModes: []v1.PersistentVolumeAccessMode{
+						v1.ReadWriteOnce,
+					},
+					Resources: v1.ResourceRequirements{
+						Requests: v1.ResourceList{
+							"storage": resource.MustParse("8Gi"),
+						},
+					},
+				},
+			},
 			},
 		},
 	}}, nil