From f39dba8cc3f9de055216d6b0f676b5c3e328b657 Mon Sep 17 00:00:00 2001
From: Chris Werner Rau <cwr@teuto.net>
Date: Mon, 15 Apr 2024 14:31:18 +0200
Subject: [PATCH] feat(base-cluster): overhaul resources (#835)

---
 charts/base-cluster/values.schema.json | 60 +++++++++++++---
 charts/base-cluster/values.yaml        | 96 ++++++++------------------
 2 files changed, 78 insertions(+), 78 deletions(-)

diff --git a/charts/base-cluster/values.schema.json b/charts/base-cluster/values.schema.json
index d318b3131..1580ad5bb 100644
--- a/charts/base-cluster/values.schema.json
+++ b/charts/base-cluster/values.schema.json
@@ -350,8 +350,10 @@
                     "$ref": "#/$defs/email"
                   }
                 },
+                "resourcesPreset": {
+                  "$ref": "#/$defs/resourcesPreset"
+                },
                 "resources": {
-                  "type": "object",
                   "$ref": "#/$defs/resourceRequirements"
                 }
               },
@@ -437,6 +439,9 @@
               "type": "integer",
               "minimum": 1
             },
+            "resourcesPreset": {
+              "$ref": "#/$defs/resourcesPreset"
+            },
             "resources": {
               "$ref": "#/$defs/resourceRequirements"
             },
@@ -463,6 +468,9 @@
             "operator": {
               "type": "object",
               "properties": {
+                "resourcesPreset": {
+                  "$ref": "#/$defs/resourcesPreset"
+                },
                 "resources": {
                   "$ref": "#/$defs/resourceRequirements"
                 }
@@ -472,6 +480,9 @@
             "kubeStateMetrics": {
               "type": "object",
               "properties": {
+                "resourcesPreset": {
+                  "$ref": "#/$defs/resourcesPreset"
+                },
                 "resources": {
                   "$ref": "#/$defs/resourceRequirements"
                 },
@@ -492,6 +503,9 @@
             "nodeExporter": {
               "type": "object",
               "properties": {
+                "resourcesPreset": {
+                  "$ref": "#/$defs/resourcesPreset"
+                },
                 "resources": {
                   "$ref": "#/$defs/resourceRequirements"
                 }
@@ -633,12 +647,18 @@
                 "type": "string"
               }
             },
+            "resourcesPreset": {
+              "$ref": "#/$defs/resourcesPreset"
+            },
             "resources": {
               "$ref": "#/$defs/resourceRequirements"
             },
             "sidecar": {
               "type": "object",
               "properties": {
+                "resourcesPreset": {
+                  "$ref": "#/$defs/resourcesPreset"
+                },
                 "resources": {
                   "$ref": "#/$defs/resourceRequirements"
                 }
@@ -670,12 +690,18 @@
               "type": "integer",
               "minimum": 1
             },
+            "resourcesPreset": {
+              "$ref": "#/$defs/resourcesPreset"
+            },
             "resources": {
               "$ref": "#/$defs/resourceRequirements"
             },
             "promtail": {
               "type": "object",
               "properties": {
+                "resourcesPreset": {
+                  "$ref": "#/$defs/resourcesPreset"
+                },
                 "resources": {
                   "$ref": "#/$defs/resourceRequirements"
                 }
@@ -827,6 +853,9 @@
     "certManager": {
       "type": "object",
       "properties": {
+        "resourcesPreset": {
+          "$ref": "#/$defs/resourcesPreset"
+        },
         "resources": {
           "$ref": "#/$defs/resourceRequirements"
         },
@@ -838,6 +867,9 @@
         "webhook": {
           "type": "object",
           "properties": {
+            "resourcesPreset": {
+              "$ref": "#/$defs/resourcesPreset"
+            },
             "resources": {
               "$ref": "#/$defs/resourceRequirements"
             }
@@ -847,6 +879,9 @@
         "caInjector": {
           "type": "object",
           "properties": {
+            "resourcesPreset": {
+              "$ref": "#/$defs/resourcesPreset"
+            },
             "resources": {
               "$ref": "#/$defs/resourceRequirements"
             }
@@ -870,6 +905,9 @@
     "externalDNS": {
       "type": "object",
       "properties": {
+        "resourcesPreset": {
+          "$ref": "#/$defs/resourcesPreset"
+        },
         "resources": {
           "$ref": "#/$defs/resourceRequirements"
         }
@@ -1054,6 +1092,9 @@
           "type": "integer",
           "minimum": 1
         },
+        "resourcesPreset": {
+          "$ref": "#/$defs/resourcesPreset"
+        },
         "resources": {
           "$ref": "#/$defs/resourceRequirements"
         },
@@ -1175,6 +1216,9 @@
     "backup": {
       "type": "object",
       "properties": {
+        "resourcesPreset": {
+          "$ref": "#/$defs/resourcesPreset"
+        },
         "resources": {
           "$ref": "#/$defs/resourceRequirements"
         },
@@ -1292,6 +1336,9 @@
         "nodeAgent": {
           "type": "object",
           "properties": {
+            "resourcesPreset": {
+              "$ref": "#/$defs/resourcesPreset"
+            },
             "resources": {
               "$ref": "#/$defs/resourceRequirements"
             }
@@ -1331,16 +1378,7 @@
       "$ref": "https://raw.githubusercontent.com/yannh/kubernetes-json-schema/master/master-standalone-strict/_definitions.json#/definitions/io.k8s.api.core.v1.ResourceRequirements"
     },
     "resourcesPreset": {
-      "type": "string",
-      "enum": [
-        "nano",
-        "micro",
-        "small",
-        "medium",
-        "large",
-        "xlarge",
-        "2xlarge"
-      ]
+      "$ref": "https://raw.githubusercontent.com/teutonet/teutonet-helm-charts/main/charts/common/values.schema.json#/$defs/resourcesPreset"
     },
     "quantity": {
       "$ref": "https://raw.githubusercontent.com/yannh/kubernetes-json-schema/master/master-standalone-strict/_definitions.json#/definitions/io.k8s.apimachinery.pkg.api.resource.Quantity"
diff --git a/charts/base-cluster/values.yaml b/charts/base-cluster/values.yaml
index f57f03c58..68e9ac884 100644
--- a/charts/base-cluster/values.yaml
+++ b/charts/base-cluster/values.yaml
@@ -184,6 +184,7 @@ global:
       roleAttributePath: '"''Viewer''"'
     oauthProxy:
       emailDomains: []
+      resourcesPreset: nano
       resources:
         limits:
           cpu: 100m
@@ -211,21 +212,11 @@ monitoring:
     additionalDashboards: {}
     additionalPlugins: []
     notifiers: []
-    resources:
-      requests:
-        cpu: 50m
-        memory: 256Mi
-      limits:
-        cpu: 500m
-        memory: 256Mi
+    resourcesPreset: nano
+    resources: {}
     sidecar:
-      resources:
-        requests:
-          cpu: 10m
-          memory: 128Mi
-        limits:
-          cpu: 500m
-          memory: 128Mi
+      resourcesPreset: nano
+      resources: {}
   storageCostAnalysis:
     currency: currencyEUR
     period: Day
@@ -244,29 +235,14 @@ monitoring:
     persistence:
       storageClass: ""
       size: 100Gi
-    resources:
-      requests:
-        cpu: "250m"
-        memory: 2Gi
-      limits:
-        cpu: "500m"
-        memory: 2Gi
+    resourcesPreset: large
+    resources: {}
     operator:
-      resources:
-        requests:
-          cpu: 50m
-          memory: 256Mi
-        limits:
-          cpu: 500m
-          memory: 512Mi
+      resourcesPreset: nano
+      resources: {}
     kubeStateMetrics:
-      resources:
-        requests:
-          cpu: 50m
-          memory: 128Mi
-        limits:
-          cpu: 100m
-          memory: 512Mi
+      resourcesPreset: nano
+      resources: {}
       metricLabelsAllowList:
         pods:
           - app.kubernetes.io/name
@@ -282,13 +258,14 @@ monitoring:
           - app.kubernetes.io/component
           - app.kubernetes.io/instance
     nodeExporter:
+      resourcesPreset: nano
       resources:
         requests:
-          cpu: 50m
-          memory: 64Mi
+          cpu: 10m
+          memory: 32Mi
         limits:
-          cpu: "2"
-          memory: 128Mi
+          cpu: 2
+          memory: 64Mi
     ingress:
       host: prometheus
       customDomain: ""
@@ -312,6 +289,7 @@ monitoring:
       storageClass: ""
       size: 10Gi
     replicas: 1
+    resourcesPreset: nano
     resources:
       requests:
         cpu: 100m
@@ -320,6 +298,7 @@ monitoring:
         cpu: 1
         memory: 1Gi
     promtail:
+      resourcesPreset: nano
       resources:
         requests:
           cpu: 50m
@@ -378,40 +357,26 @@ dns:
   provider: null
 
 certManager:
-  resources:
-    limits:
-      cpu: 250m
-      memory: 512Mi
-    requests:
-      cpu: 100m
-      memory: 512Mi
+  resourcesPreset: nano
+  resources: {}
   caInjector:
-    resources:
-      limits:
-        cpu: 250m
-        memory: 512Mi
-      requests:
-        cpu: 50m
-        memory: 512Mi
+    resourcesPreset: nano
+    resources: {}
   webhook:
-    resources:
-      limits:
-        cpu: 1
-        memory: 512Mi
-      requests:
-        cpu: 100m
-        memory: 512Mi
+    resourcesPreset: nano
+    resources: {}
   dnsChallengeNameservers:
     1.1.1.1: 53
 
 externalDNS:
+  resourcesPreset: nano
   resources:
-    limits:
-      cpu: 50m
-      memory: 128Mi
     requests:
       cpu: 10m
       memory: 64Mi
+    limits:
+      cpu: 50m
+      memory: 128Mi
 
 flux:
   gitRepositories: {}
@@ -420,13 +385,10 @@ ingress:
   enabled: true
   allowNginxConfigurationSnippets: false
   replicas: 2
+  resourcesPreset: nano
   resources:
-    requests:
-      cpu: 100m
-      memory: 90Mi
     limits:
       cpu: 1
-      memory: 256Mi
 
 storage:
   readWriteMany: