fix(reloader): autodiscover prom metrics

mrsimonemms · Dec 12, 2024 · 230f5ce · 230f5ce
1 parent 7f36be2
commit 230f5ce
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Showing 4 changed files with 193 additions and 0 deletions.
diff --git a/registry/components/reloader/application.yaml b/registry/components/reloader/application.yaml
@@ -16,6 +16,10 @@ spec:
     helm:
       valuesObject:
         reloader:
+          podMonitor:
+            enabled: true
+            labels:
+              prometheus: enabled
           watchGlobally: true
           deployment:
             resources:

diff --git a/registry/components/reloader/dashboard.yaml b/registry/components/reloader/dashboard.yaml
@@ -0,0 +1,186 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: grafana-dashboard-example
+  namespace: reloader
+  labels:
+    grafana_dashboard: "1"
+data:
+  app-status.json: |-
+    {
+      "annotations": {
+        "list": [
+          {
+            "builtIn": 1,
+            "datasource": {
+              "type": "grafana",
+              "uid": "-- Grafana --"
+            },
+            "enable": true,
+            "hide": true,
+            "iconColor": "rgba(0, 211, 255, 1)",
+            "name": "Annotations & Alerts",
+            "type": "dashboard"
+          }
+        ]
+      },
+      "editable": true,
+      "fiscalYearStartMonth": 0,
+      "graphTooltip": 0,
+      "id": 176,
+      "links": [],
+      "panels": [
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "fieldConfig": {
+            "defaults": {
+              "color": {
+                "mode": "thresholds"
+              },
+              "mappings": [],
+              "thresholds": {
+                "mode": "absolute",
+                "steps": [
+                  {
+                    "color": "green",
+                    "value": null
+                  }
+                ]
+              }
+            },
+            "overrides": []
+          },
+          "gridPos": {
+            "h": 8,
+            "w": 12,
+            "x": 0,
+            "y": 0
+          },
+          "id": 1,
+          "options": {
+            "colorMode": "value",
+            "graphMode": "area",
+            "justifyMode": "auto",
+            "orientation": "auto",
+            "percentChangeColorMode": "standard",
+            "reduceOptions": {
+              "calcs": [
+                "lastNotNull"
+              ],
+              "fields": "",
+              "values": false
+            },
+            "showPercentChange": false,
+            "textMode": "auto",
+            "wideLayout": true
+          },
+          "pluginVersion": "11.3.0",
+          "targets": [
+            {
+              "datasource": {
+                "type": "prometheus",
+                "uid": "prometheus"
+              },
+              "disableTextWrap": false,
+              "editorMode": "builder",
+              "expr": "reloader_reload_executed_total{success=\"true\"}",
+              "fullMetaSearch": false,
+              "includeNullMetadata": true,
+              "legendFormat": "__auto",
+              "range": true,
+              "refId": "A",
+              "useBackend": false
+            }
+          ],
+          "title": "Successful reloads",
+          "type": "stat"
+        },
+        {
+          "datasource": {
+            "type": "prometheus",
+            "uid": "prometheus"
+          },
+          "fieldConfig": {
+            "defaults": {
+              "color": {
+                "mode": "thresholds"
+              },
+              "mappings": [],
+              "thresholds": {
+                "mode": "absolute",
+                "steps": [
+                  {
+                    "color": "green",
+                    "value": null
+                  },
+                  {
+                    "color": "#EAB839",
+                    "value": 1
+                  }
+                ]
+              }
+            },
+            "overrides": []
+          },
+          "gridPos": {
+            "h": 8,
+            "w": 12,
+            "x": 12,
+            "y": 0
+          },
+          "id": 2,
+          "options": {
+            "colorMode": "value",
+            "graphMode": "area",
+            "justifyMode": "auto",
+            "orientation": "auto",
+            "percentChangeColorMode": "standard",
+            "reduceOptions": {
+              "calcs": [
+                "lastNotNull"
+              ],
+              "fields": "",
+              "values": false
+            },
+            "showPercentChange": false,
+            "textMode": "auto",
+            "wideLayout": true
+          },
+          "pluginVersion": "11.3.0",
+          "targets": [
+            {
+              "disableTextWrap": false,
+              "editorMode": "builder",
+              "expr": "reloader_reload_executed_total{success=\"false\"}",
+              "fullMetaSearch": false,
+              "includeNullMetadata": true,
+              "legendFormat": "__auto",
+              "range": true,
+              "refId": "A",
+              "useBackend": false
+            }
+          ],
+          "title": "Failed reloads",
+          "type": "stat"
+        }
+      ],
+      "preload": false,
+      "schemaVersion": 40,
+      "tags": [],
+      "templating": {
+        "list": []
+      },
+      "time": {
+        "from": "now-6h",
+        "to": "now"
+      },
+      "timepicker": {},
+      "timezone": "browser",
+      "title": "Reloader",
+      "uid": "de6inpqahbg8wd",
+      "version": 5,
+      "weekStart": ""
+    }
diff --git a/registry/components/reloader/kustomization.yaml b/registry/components/reloader/kustomization.yaml
@@ -2,4 +2,5 @@ apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 resources:
   - application.yaml
+  - dashboard.yaml
   - namespace.yaml
diff --git a/registry/components/reloader/namespace.yaml b/registry/components/reloader/namespace.yaml
@@ -2,5 +2,7 @@ apiVersion: v1
 kind: Namespace
 metadata:
   name: reloader
+  labels:
+    prometheus: enabled
   annotations:
     argocd.argoproj.io/sync-wave: "-1"