feat: Argo CD allow custom paths for ingress (#424)

Similar to #317, this allows us to add extra paths to Argo CD.
This adds compatibility with the ALB Ingress Controller when using EKS
to be able to add the additional listener rule to perform a HTTP->HTTPS
redirect on port 80.

charts/argo-cd/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: "1.6.2"
 description: A Helm chart for ArgoCD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 2.6.1
+version: 2.6.2
 home: https://github.com/argoproj/argo-helm
 icon: https://raw.githubusercontent.com/argoproj/argo/master/docs/assets/argo.png
 keywords:

charts/argo-cd/templates/argocd-server/ingress-grpc.yaml

@@ -33,6 +33,7 @@ spec:
     - host: {{ $host }}
       http:
         paths:
+  {{- toYaml .Values.server.ingressGrpc.extraPaths | nindent 10 }}
   {{- range $p := $paths }}
           - path: {{ $p }}
             backend:
@@ -43,6 +44,7 @@ spec:
   {{- else }}
     - http:
         paths:
+  {{- toYaml .Values.server.ingressGrpc.extraPaths | nindent 10 }}
   {{- range $p := $paths }}
           - path: {{ $p }}
             backend:

charts/argo-cd/templates/argocd-server/ingress.yaml

@@ -2,6 +2,7 @@
 {{- $serviceName := include "argo-cd.server.fullname" . -}}
 {{- $servicePort := ternary .Values.server.service.servicePortHttps .Values.server.service.servicePortHttp .Values.server.ingress.https -}}
 {{- $paths := .Values.server.ingress.paths -}}
+{{- $extraPaths := .Values.server.ingress.extraPaths -}}
 {{- if .Capabilities.APIVersions.Has "networking.k8s.io/v1beta1" }}
 apiVersion: networking.k8s.io/v1beta1
 {{ else }}
@@ -33,6 +34,7 @@ spec:
     - host: {{ $host }}
       http:
         paths:
+  {{- toYaml $extraPaths | nindent 10 }}
   {{- range $p := $paths }}
           - path: {{ $p }}
             backend:
@@ -43,6 +45,7 @@ spec:
   {{- else }}
     - http:
         paths:
+  {{- toYaml $extraPaths | nindent 10 }}
   {{- range $p := $paths }}
           - path: {{ $p }}
             backend:

charts/argo-cd/values.yaml

@@ -454,6 +454,12 @@ server:
       # - argocd.example.com
     paths:
       - /
+    extraPaths:
+      []
+      # - path: /*
+      #   backend:
+      #     serviceName: ssl-redirect
+      #     servicePort: use-annotation
     tls:
       []
       # - secretName: argocd-example-tls
@@ -476,6 +482,12 @@ server:
       # - argocd.example.com
     paths:
       - /
+    extraPaths:
+      []
+      # - path: /*
+      #   backend:
+      #     serviceName: ssl-redirect
+      #     servicePort: use-annotation
     tls:
       []
       # - secretName: argocd-example-tls