Only render ingressClassName when not empty

Signed-off-by: justusbunsi <sk.bunsenbrenner@gmail.com>

README.md

@@ -99,7 +99,7 @@ These dependencies are enabled by default:
 
 Alternatively, the following non-HA replacements are available:
 
-- PostgreSQL ([Bitnami PostgreSQL](<Postgresql](https://github.com/bitnami/charts/blob/main/bitnami/postgresql/Chart.yaml)>))
+- PostgreSQL ([Bitnami PostgreSQL](<postgresql](https://github.com/bitnami/charts/blob/main/bitnami/postgresql/Chart.yaml)>))
 - Redis ([Bitnami Redis](<Redis](https://github.com/bitnami/charts/blob/main/bitnami/redis/Chart.yaml)>))
 
 ### Dependency Versioning
@@ -922,16 +922,16 @@ To comply with the Gitea helm chart definition of the digest parameter, a "custo
 
 ### Ingress
 
-| Name                                 | Description                                                                 | Value             |
-| ------------------------------------ | --------------------------------------------------------------------------- | ----------------- |
-| `ingress.enabled`                    | Enable ingress                                                              | `false`           |
-| `ingress.className`                  | Ingress class name                                                          | `nil`             |
-| `ingress.annotations`                | Ingress annotations                                                         | `{}`              |
-| `ingress.hosts[0].host`              | Default Ingress host                                                        | `git.example.com` |
-| `ingress.hosts[0].paths[0].path`     | Default Ingress path                                                        | `/`               |
-| `ingress.hosts[0].paths[0].pathType` | Ingress path type                                                           | `Prefix`          |
-| `ingress.tls`                        | Ingress tls settings                                                        | `[]`              |
-| `ingress.apiVersion`                 | Specify APIVersion of ingress object. Mostly would only be used for argocd. |                   |
+| Name                       | Description                                         | Value             |
+| -------------------------- | --------------------------------------------------- | ----------------- |
+| `ingress.enabled`          | Enable ingress                                      | `false`           |
+| `ingress.className`        | DEPRECATED: Use `ingress.ingressClassName` instead. | `""`              |
+| `ingress.ingressClassName` | Ingress class name                                  | `""`              |
+| `ingress.pathType`         | Ingress Path Type                                   | `Prefix`          |
+| `ingress.annotations`      | Ingress annotations                                 | `{}`              |
+| `ingress.hosts[0].host`    | Default Ingress host                                | `git.example.com` |
+| `ingress.hosts[0].paths`   | Default Ingress path                                | `[]`              |
+| `ingress.tls`              | Ingress tls settings                                | `[]`              |
 
 ### deployment
 

templates/_helpers.tpl

@@ -401,6 +401,32 @@ https
 {{ .Values.serviceAccount.name | default (include "gitea.fullname" .) }}
 {{- end -}}
 
+{{- define "ingress.annotations" -}}
+  {{- if .Values.ingress.annotations }}
+  annotations:
+    {{- $tp := typeOf .Values.ingress.annotations }}
+    {{- if eq $tp "string" }}
+      {{- tpl .Values.ingress.annotations . | nindent 4 }}
+    {{- else }}
+      {{- toYaml .Values.ingress.annotations | nindent 4 }}
+    {{- end }}
+  {{- end }}
+{{- end -}}
+
+{{- define "ingress.ingressClassName" -}}
+{{- if ne .Values.ingress.className "" -}}
+# WARNING: 'ingress.className' is deprecated and will be removed in a future release. Use 'ingress.ingressClassName' instead."
+{{ end -}}
+{{- if and (ne .Values.ingress.className "" ) (ne .Values.ingress.ingressClassName "") -}}
+{{- fail "ingress.ingressClassName and ingress.className cannot be defined at the same time. Please only choose one." -}}
+{{- end -}}
+{{- if ne .Values.ingress.className "" -}}
+ingressClassName: {{ tpl .Values.ingress.className . }}
+{{- else if ne .Values.ingress.ingressClassName "" -}}
+ingressClassName: {{ tpl .Values.ingress.ingressClassName . }}
+{{- end -}}
+{{- end -}}
+
 {{- define "gitea.admin.passwordMode" -}}
 {{- if has .Values.gitea.admin.passwordMode (tuple "keepUpdated" "initialOnlyNoReset" "initialOnlyRequireReset") -}}
 {{ .Values.gitea.admin.passwordMode }}

templates/gitea/ingress.yaml

@@ -1,28 +1,16 @@
 {{- if .Values.ingress.enabled -}}
 {{- $fullName := include "gitea.fullname" . -}}
 {{- $httpPort := .Values.service.http.port -}}
-{{- $apiVersion := "extensions/v1beta1" -}}
-{{- if .Values.ingress.apiVersion -}}
-{{- $apiVersion = .Values.ingress.apiVersion -}}
-{{- else if .Capabilities.APIVersions.Has "networking.k8s.io/v1/Ingress" -}}
-{{- $apiVersion = "networking.k8s.io/v1" }}
-{{- else if .Capabilities.APIVersions.Has "networking.k8s.io/v1beta1/Ingress" -}}
-{{- $apiVersion = "networking.k8s.io/v1beta1" }}
-{{- end }}
-apiVersion: {{ $apiVersion }}
+{{- $pathType := .Values.ingress.pathType -}}
+apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:
   name: {{ $fullName }}
   labels:
     {{- include "gitea.labels" . | nindent 4 }}
-  annotations:
-    {{- range $key, $value := .Values.ingress.annotations }}
-      {{ $key }}: {{ $value | quote }}
-    {{- end }}
+  {{- template "ingress.annotations" . }}
 spec:
-{{- if .Values.ingress.className }}
-  ingressClassName: {{ tpl .Values.ingress.className . }}
-{{- end }}
+  {{- include "ingress.ingressClassName" . | nindent 2 }}
 {{- if .Values.ingress.tls }}
   tls:
   {{- range .Values.ingress.tls }}
@@ -38,21 +26,14 @@ spec:
     - host: {{ tpl .host $ | quote }}
       http:
         paths:
-          {{- range .paths }}
-          - path: {{ .path }}
-            {{- if and .pathType (eq $apiVersion "networking.k8s.io/v1") }}
-            pathType: {{ .pathType }}
-            {{- end }}
+          {{- range (.paths | default (list "/")) }}
+          - path: {{ . }}
+            pathType: {{ $pathType }}
             backend:
-            {{- if eq $apiVersion "networking.k8s.io/v1" }}
               service:
                 name: {{ $fullName }}-http
                 port:
                   number: {{ $httpPort }}
-            {{- else }}
-              serviceName: {{ $fullName }}-http
-              servicePort: {{ $httpPort }}
-            {{- end }}
           {{- end }}
     {{- end }}
 {{- end }}

unittests/ingress/basic.yaml

@@ -0,0 +1,93 @@
+suite: Test ingress.yaml
+templates:
+  - templates/gitea/ingress.yaml
+tests:
+  - it: should enable ingress when ingress.enabled is true
+    set:
+      ingress.enabled: true
+      ingress.apiVersion: networking.k8s.io/v1
+      ingress.annotations:
+        kubernetes.io/ingress.class: nginx
+      ingress.className: nginx
+      ingress.tls:
+        - hosts:
+            - example.com
+          secretName: tls-secret
+      ingress.hosts:
+        - host: example.com
+          paths: ["/"]
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: Ingress
+      - equal:
+          path: metadata.name
+          value: RELEASE-NAME-gitea
+      - matchRegex:
+          path: apiVersion
+          pattern: networking.k8s.io/v1
+      - equal:
+          path: spec.ingressClassName
+          value: nginx
+      - equal:
+          path: spec.rules[0].host
+          value: "example.com"
+      - equal:
+          path: spec.tls[0].hosts[0]
+          value: "example.com"
+      - equal:
+          path: spec.tls[0].secretName
+          value: tls-secret
+      - equal:
+          path: metadata.annotations["kubernetes.io/ingress.class"]
+          value: nginx
+
+  - it: should not create ingress when ingress.enabled is false
+    set:
+      ingress.enabled: false
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: Ingress Class using TPL
+    set:
+      global.ingress.className: "ingress-class"
+      ingress.ingressClassName: "{{ .Values.global.ingress.className }}"
+      ingress.enabled: true
+      ingress.hosts[0].host: "some-host"
+      ingress.tls:
+        - secretName: gitea-tls
+          hosts:
+            - "some-host"
+    asserts:
+      - isKind:
+          of: Ingress
+      - equal:
+          path: spec.tls[0].hosts[0]
+          value: "some-host"
+      - equal:
+          path: spec.rules[0].host
+          value: "some-host"
+      - equal:
+          path: spec.ingressClassName
+          value: "ingress-class"
+
+  - it: hostname using TPL
+    set:
+      global.giteaHostName: "gitea.example.com"
+      ingress.enabled: true
+      ingress.hosts[0].host: "{{ .Values.global.giteaHostName }}"
+      ingress.tls:
+        - secretName: gitea-tls
+          hosts:
+            - "{{ .Values.global.giteaHostName }}"
+    asserts:
+      - isKind:
+          of: Ingress
+      - equal:
+          path: spec.tls[0].hosts[0]
+          value: "gitea.example.com"
+      - equal:
+          path: spec.rules[0].host
+          value: "gitea.example.com"

unittests/ingress/deprecations.yaml

@@ -0,0 +1,34 @@
+suite: Test ingress.yaml
+templates:
+  - templates/gitea/ingress.yaml
+tests:
+  - it: should fail when both ingress.className and ingress.ingressClassName are defined
+    template: templates/gitea/ingress.yaml
+    set:
+      ingress:
+        enabled: true
+        className: ingress-class
+        ingressClassName: ingress-class
+    asserts:
+      - failedTemplate:
+          errorMessage: "ingress.ingressClassName and ingress.className cannot be defined at the same time. Please only choose one."
+
+  - it: should succeed when only ingress.className is defined
+    template: templates/gitea/ingress.yaml
+    set:
+      ingress.enabled: true
+      ingress.className: "ingress-class"
+    asserts:
+      - equal:
+          path: spec.ingressClassName
+          value: ingress-class
+
+  - it: should succeed when only ingress.ingressClassName is defined
+    template: templates/gitea/ingress.yaml
+    set:
+      ingress.enabled: true
+      ingress.ingressClassName: "ingress-class"
+    asserts:
+      - equal:
+          path: spec.ingressClassName
+          value: ingress-class

unittests/ingress/ingress.tpl.yaml

@@ -1,28 +1,7 @@
-suite: ingress template
-release:
-  name: gitea-unittests
-  namespace: testing
+suite: Test ingress tpl use
 templates:
   - templates/gitea/ingress.yaml
 tests:
-  - it: hostname using TPL
-    set:
-      global.giteaHostName: "gitea.example.com"
-      ingress.enabled: true
-      ingress.hosts[0].host: "{{ .Values.global.giteaHostName }}"
-      ingress.tls:
-        - secretName: gitea-tls
-          hosts:
-            - "{{ .Values.global.giteaHostName }}"
-    asserts:
-      - isKind:
-          of: Ingress
-      - equal:
-          path: spec.tls[0].hosts[0]
-          value: "gitea.example.com"
-      - equal:
-          path: spec.rules[0].host
-          value: "gitea.example.com"
   - it: Ingress Class using TPL
     set:
       global.ingress.className: "ingress-class"
@@ -45,3 +24,22 @@ tests:
       - equal:
           path: spec.ingressClassName
           value: "ingress-class"
+
+  - it: hostname using TPL
+    set:
+      global.giteaHostName: "gitea.example.com"
+      ingress.enabled: true
+      ingress.hosts[0].host: "{{ .Values.global.giteaHostName }}"
+      ingress.tls:
+        - secretName: gitea-tls
+          hosts:
+            - "{{ .Values.global.giteaHostName }}"
+    asserts:
+      - isKind:
+          of: Ingress
+      - equal:
+          path: spec.tls[0].hosts[0]
+          value: "gitea.example.com"
+      - equal:
+          path: spec.rules[0].host
+          value: "gitea.example.com"

values.yaml

@@ -154,33 +154,28 @@ service:
 
 ## @section Ingress
 ## @param ingress.enabled Enable ingress
-## @param ingress.className Ingress class name
+## @param ingress.className DEPRECATED: Use `ingress.ingressClassName` instead.
+## @param ingress.ingressClassName Ingress class name
+## @param ingress.pathType Ingress Path Type
 ## @param ingress.annotations Ingress annotations
 ## @param ingress.hosts[0].host Default Ingress host
-## @param ingress.hosts[0].paths[0].path Default Ingress path
-## @param ingress.hosts[0].paths[0].pathType Ingress path type
+## @param ingress.hosts[0].paths Default Ingress path
 ## @param ingress.tls Ingress tls settings
-## @extra ingress.apiVersion Specify APIVersion of ingress object. Mostly would only be used for argocd.
 ingress:
   enabled: false
-  # className: nginx
-  className:
-  annotations:
-    {}
-    # kubernetes.io/ingress.class: nginx
-    # kubernetes.io/tls-acme: "true"
+  # DEPRECATED: Use `ingress.ingressClassName` instead.
+  className: ""
+  ingressClassName: ""
+  pathType: Prefix
+  annotations: {}
+  # kubernetes.io/tls-acme: "true"
   hosts:
     - host: git.example.com
-      paths:
-        - path: /
-          pathType: Prefix
+      paths: []
   tls: []
   #  - secretName: chart-example-tls
   #    hosts:
   #      - git.example.com
-  # Mostly for argocd or any other CI that uses `helm template | kubectl apply` or similar
-  # If helm doesn't correctly detect your ingress API version you can set it here.
-  # apiVersion: networking.k8s.io/v1
 
 ## @section deployment
 #