From c814ddf7185313689e574395fad0bb4603fb28c9 Mon Sep 17 00:00:00 2001
From: Jose Santorum <joses@motive.co>
Date: Tue, 14 May 2024 20:59:30 +0200
Subject: [PATCH] chore: allow to split ingress

(cherry picked from commit a0ee2747be9d61243d6f92c97d6bb5035a66c345)
---
 charts/motive-service/Chart.yaml              |  2 +-
 charts/motive-service/README.md               |  3 +-
 .../templates/ingress-public-split.yaml       | 66 +++++++++++++++++++
 .../templates/ingress-public.yaml             |  2 +-
 charts/motive-service/values.yaml             |  1 +
 5 files changed, 71 insertions(+), 3 deletions(-)
 create mode 100644 charts/motive-service/templates/ingress-public-split.yaml

diff --git a/charts/motive-service/Chart.yaml b/charts/motive-service/Chart.yaml
index 238215a..297d81a 100644
--- a/charts/motive-service/Chart.yaml
+++ b/charts/motive-service/Chart.yaml
@@ -4,6 +4,6 @@ description: A Helm chart for Kubernetes
 
 type: application
 
-version: 2.0.6
+version: 2.0.7
 
 appVersion: "1.0.0"
diff --git a/charts/motive-service/README.md b/charts/motive-service/README.md
index 60c3085..e93dec8 100644
--- a/charts/motive-service/README.md
+++ b/charts/motive-service/README.md
@@ -1,6 +1,6 @@
 # motive-service
 
-![Version: 2.0.6](https://img.shields.io/badge/Version-2.0.6-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 1.0.0](https://img.shields.io/badge/AppVersion-1.0.0-informational?style=flat-square)
+![Version: 2.0.7](https://img.shields.io/badge/Version-2.0.7-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 1.0.0](https://img.shields.io/badge/AppVersion-1.0.0-informational?style=flat-square)
 
 A Helm chart for Kubernetes
 
@@ -29,6 +29,7 @@ A Helm chart for Kubernetes
 | ingress.public.hosts[0].paths[0].pathType | string | `"ImplementationSpecific"` |  |
 | ingress.public.hosts[0].paths[0].port | int | `8080` |  |
 | ingress.public.hosts[0].paths[0].portName | string | `"http"` |  |
+| ingress.public.split | bool | `false` |  |
 | ingress.public.tls | list | `[]` |  |
 | metrics.enabled | bool | See values.yaml | Enable and configure a Prometheus serviceMonitor for the chart under this key. |
 | metrics.podMonitor.annotations | object | `{}` |  |
diff --git a/charts/motive-service/templates/ingress-public-split.yaml b/charts/motive-service/templates/ingress-public-split.yaml
new file mode 100644
index 0000000..8d4fd05
--- /dev/null
+++ b/charts/motive-service/templates/ingress-public-split.yaml
@@ -0,0 +1,66 @@
+{{- with .Values.ingress.public -}}
+{{- if and .enabled .split -}}
+{{- if and .className (not (semverCompare ">=1.18-0" $.Capabilities.KubeVersion.GitVersion)) }}
+  {{- if not (hasKey .annotations "kubernetes.io/ingress.class") }}
+  {{- $_ := set .annotations "kubernetes.io/ingress.class" .className}}
+  {{- end }}
+{{- end }}
+{{- $ingressConfig := . -}}
+{{- $counter := 0 | int -}}
+{{- range $host := .hosts }}
+{{- 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: {{ include "motive-service.fullname" $ }}-public-{{ $counter }}
+  labels:
+    {{- include "motive-service.serviceLabels" $ | nindent 4 }}
+  {{- $annotations := merge ($host.annotations | default (dict)) $ingressConfig.annotations -}}
+  {{- with $annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- if and $ingressConfig.className (semverCompare ">=1.18-0" $.Capabilities.KubeVersion.GitVersion) }}
+  ingressClassName: {{ $ingressConfig.className }}
+  {{- end }}
+  {{- if $ingressConfig.tls }}
+  tls:
+    {{- range $ingressConfig.tls }}
+    - hosts:
+        {{- range .hosts }}
+        - {{ . | quote }}
+        {{- end }}
+      secretName: {{ .secretName }}
+    {{- end }}
+  {{- end }}
+  rules:
+    - host: {{ $host.host | quote }}
+      http:
+        paths:
+          {{- range $host.paths }}
+          - path: {{ .path }}
+            {{- if and .pathType (semverCompare ">=1.18-0" $.Capabilities.KubeVersion.GitVersion) }}
+            pathType: {{ .pathType }}
+            {{- end }}
+            backend:
+              {{- if semverCompare ">=1.19-0" $.Capabilities.KubeVersion.GitVersion }}
+              service:
+                name: {{ include "motive-service.fullname" $ }}
+                port:
+                  name: {{ .portName | default "http" }}
+              {{- else }}
+              serviceName: {{ include "motive-service.fullname" $ }}
+              servicePort: {{ .port | default 8080 }}
+              {{- end }}
+          {{- end }}
+---
+{{- $counter = add1 $counter -}}
+{{- end }}
+{{- end }}
+{{- end }}
diff --git a/charts/motive-service/templates/ingress-public.yaml b/charts/motive-service/templates/ingress-public.yaml
index de028a9..0ae2ce0 100644
--- a/charts/motive-service/templates/ingress-public.yaml
+++ b/charts/motive-service/templates/ingress-public.yaml
@@ -1,5 +1,5 @@
 {{- with .Values.ingress.public -}}
-{{- if .enabled -}}
+{{- if and .enabled (not .split) -}}
 {{- if and .className (not (semverCompare ">=1.18-0" $.Capabilities.KubeVersion.GitVersion)) }}
   {{- if not (hasKey .annotations "kubernetes.io/ingress.class") }}
   {{- $_ := set .annotations "kubernetes.io/ingress.class" .className}}
diff --git a/charts/motive-service/values.yaml b/charts/motive-service/values.yaml
index ef5a7b8..f71d254 100644
--- a/charts/motive-service/values.yaml
+++ b/charts/motive-service/values.yaml
@@ -427,6 +427,7 @@ ingress:
 
   public:
     enabled: false
+    split: false
     className: nginx-public
     annotations: {}
       # nginx.ingress.kubernetes.io/enable-opentelemetry: "true"