[telegraf-operator] Fix certificate issue related to helm upgrade (#190)

charts/telegraf-operator/Chart.yaml

@@ -31,7 +31,7 @@ type: application
 
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
-version: 1.1.2
+version: 1.1.3
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application.

charts/telegraf-operator/templates/_helpers.tpl

@@ -105,7 +105,7 @@ metadata:
   labels:
     {{- include "telegraf-operator.labels" . | nindent 4 }}
   annotations:
-    "helm.sh/hook": "pre-install"
+    "helm.sh/hook": "pre-install,pre-upgrade"
     "helm.sh/hook-delete-policy": "before-hook-creation"
 data:
   tls.crt: {{ $cert.Cert | b64enc }}

charts/telegraf-operator/templates/deployment.yaml

@@ -14,6 +14,10 @@ spec:
     metadata:
       labels:
         {{- include "telegraf-operator.selectorLabels" . | nindent 8 }}
+{{- if eq .Values.certManager.enable false }}
+      annotations:
+        checksum/config: {{ include (print $.Template.BasePath "/tls.yml") . | sha256sum }}
+{{- end }}
     spec:
       containers:
         - name: {{ .Chart.Name }}