[prometheus-statsd-exporter]: remove support for depreacted ingress api (#5835)

Signed-off-by: AvivGuiser <[email protected]>

Author: KyriosGN0

charts/prometheus-statsd-exporter/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: prometheus-statsd-exporter
 description: A Helm chart for prometheus stats-exporter
-version: 0.15.1
+version: 1.0.0
 appVersion: v0.28.0
 home: https://github.com/prometheus/statsd_exporter
 sources:

charts/prometheus-statsd-exporter/README.md

@@ -6,7 +6,7 @@ This chart bootstraps a [Statsd Exporter](https://github.com/prometheus/statsd_e
 
 ## Prerequisites
 
-- Kubernetes 1.16+ with Beta APIs enabled
+- Kubernetes 1.19+ with Beta APIs enabled
 - Helm 3+
 
 ## Usage
@@ -55,3 +55,11 @@ helm show values oci://ghcr.io/prometheus-community/charts/prometheus-statsd-exp
 ### Statsd Exporter Server
 
 - Use early created ConfigMap with file `statsd.mappingConf` contained in data or specify mapping values in `statsd.mappingConfig`
+
+#### Upgrading an existing Release to a new major version
+
+A major chart version change (like v1.2.3 -> v2.0.0) indicates that there is an incompatible breaking change needing manual actions.
+
+##### 0.x to 1.x
+
+Support for Kubernetes versions older then 1.19 has been removed.

charts/prometheus-statsd-exporter/templates/ingress.yaml

@@ -1,18 +1,7 @@
 {{- if .Values.ingress.enabled -}}
 {{- $fullName := include "prometheus-statsd-exporter.fullname" . -}}
 {{- $svcPort := .Values.service.port -}}
-{{- if and .Values.ingress.className (not (semverCompare ">=1.18-0" .Capabilities.KubeVersion.GitVersion)) }}
-  {{- if not (hasKey .Values.ingress.annotations "kubernetes.io/ingress.class") }}
-  {{- $_ := set .Values.ingress.annotations "kubernetes.io/ingress.class" .Values.ingress.className}}
-  {{- end }}
-{{- end }}
-{{- if semverCompare ">=1.19-0" .Capabilities.KubeVersion.GitVersion -}}
 apiVersion: networking.k8s.io/v1
-{{- else if semverCompare ">=1.14-0" .Capabilities.KubeVersion.GitVersion -}}
-apiVersion: networking.k8s.io/v1beta1
-{{- else -}}
-apiVersion: extensions/v1beta1
-{{- end }}
 kind: Ingress
 metadata:
   name: {{ $fullName }}
@@ -23,7 +12,7 @@ metadata:
     {{- toYaml . | nindent 4 }}
   {{- end }}
 spec:
-  {{- if and .Values.ingress.className (semverCompare ">=1.18-0" .Capabilities.KubeVersion.GitVersion) }}
+  {{- if .Values.ingress.className }}
   ingressClassName: {{ .Values.ingress.className }}
   {{- end }}
   {{- if .Values.ingress.tls }}
@@ -43,19 +32,14 @@ spec:
         paths:
           {{- range .paths }}
           - path: {{ .path }}
-            {{- if and .pathType (semverCompare ">=1.18-0" $.Capabilities.KubeVersion.GitVersion) }}
+            {{- if .pathType }}
             pathType: {{ .pathType }}
             {{- end }}
             backend:
-              {{- if semverCompare ">=1.19-0" $.Capabilities.KubeVersion.GitVersion }}
               service:
                 name: {{ $fullName }}
                 port:
                   number: {{ $svcPort }}
-              {{- else }}
-              serviceName: {{ $fullName }}
-              servicePort: {{ $svcPort }}
-              {{- end }}
           {{- end }}
     {{- end }}
 {{- end }}