[ADD] Add traefik support

Author: ascalotoru

deploy/kubernetes/charts/templates/ingress.yaml

@@ -1,4 +1,4 @@
-{{- if .Values.ingress.enabled }}
+{{- if and .Values.ingress.enabled (not .Values.ingress.traefik.enabled) }}
 apiVersion: networking.k8s.io/v1
 kind: Ingress
 metadata:

deploy/kubernetes/charts/templates/ingress_route.yaml

@@ -0,0 +1,28 @@
+{{- if .Values.ingress.traefik.enabled }}
+apiVersion: traefik.io/v1alpha1
+kind: IngressRoute
+metadata:
+  name: {{ .Values.ingress.name }}
+  {{- with .Values.ingress.customAnnotations }}
+  annotations:
+  {{- range $k, $v := . }}
+    {{- if not (hasPrefix "nginx.ingress.kubernetes.io" $k) }}
+    {{ $k }}: {{ $v }}
+    {{- end }}
+  {{- end }}
+  {{- end }}
+spec:
+  entryPoints:
+    - {{ .Values.ingress.traefik.entryPoint | default "web" }}
+  routes:
+  {{- range $host := .Values.ingress.hosts }}
+    {{- range $path := $host.paths }}
+    - kind: Rule
+      match: >
+        Host(`{{ $host.host }}`) && PathPrefix(`{{ $path.path }}`)
+      services:
+        - name: {{ if hasKey $path "serviceName" }}{{ $path.serviceName }}{{ else if hasKey $.Values.irisapp "name" }}{{ $.Values.irisapp.name }}{{ else }}{{ fail "Missing 'serviceName'" }}{{ end }}
+          port: {{ if hasKey $path "servicePort" }}{{ $path.servicePort }}{{ else if hasKey $.Values.irisapp.service "port" }}{{ $.Values.irisapp.service.port }}{{ else }}{{ fail "Missing 'servicePort'" }}{{ end }}
+    {{- end }}
+  {{- end }}
+{{- end }}

deploy/kubernetes/charts/values.yaml

@@ -224,6 +224,9 @@ ingress:
   enabled: true
   name: iris-ingress
   className: nginx
+  traefik:
+    enabled: false
+    entryPoint: web
   enableTls: false
   sslRedirect: false
   customAnnotations: