From 003be5f0689102eb7a326a601c4981b9773abecc Mon Sep 17 00:00:00 2001
From: Stefan Reimer <stefan@zero-downtime.net>
Date: Sat, 6 Nov 2021 21:30:32 +0100
Subject: [PATCH] feat: add istio support to kubezero-ci/gocd

---
 charts/kubezero-ci/Chart.yaml                  |  3 +++
 charts/kubezero-ci/README.md                   |  6 ++++++
 .../templates/gocd/istio-service.yaml          | 18 ++++++++++++++++++
 charts/kubezero-ci/values.yaml                 |  5 +++++
 4 files changed, 32 insertions(+)
 create mode 100644 charts/kubezero-ci/templates/gocd/istio-service.yaml

diff --git a/charts/kubezero-ci/Chart.yaml b/charts/kubezero-ci/Chart.yaml
index de3f873..4c329d2 100644
--- a/charts/kubezero-ci/Chart.yaml
+++ b/charts/kubezero-ci/Chart.yaml
@@ -12,6 +12,9 @@ keywords:
 maintainers:
   - name: Quarky9
 dependencies:
+  - name: kubezero-lib
+    version: ">= 0.1.4"
+    repository: https://zero-down-time.github.io/kubezero/
   - name: gocd
     version: 1.39.4
     repository: https://gocd.github.io/helm-chart
diff --git a/charts/kubezero-ci/README.md b/charts/kubezero-ci/README.md
index 9d17283..4842a8c 100644
--- a/charts/kubezero-ci/README.md
+++ b/charts/kubezero-ci/README.md
@@ -19,6 +19,7 @@ Kubernetes: `>= 1.18.0`
 | Repository | Name | Version |
 |------------|------|---------|
 | https://gocd.github.io/helm-chart | gocd | 1.39.4 |
+| https://zero-down-time.github.io/kubezero/ | kubezero-lib | >= 0.1.4 |
 
 # Jenkins
    
@@ -31,4 +32,9 @@ Kubernetes: `>= 1.18.0`
 | Key | Type | Default | Description |
 |-----|------|---------|-------------|
 | gocd.enabled | bool | `false` |  |
+| gocd.istio.enabled | bool | `false` |  |
+| gocd.istio.gateway | string | `"istio-ingress/private-ingressgateway"` |  |
+| gocd.istio.url | string | `""` |  |
+| gocd.server.ingress.enabled | bool | `false` |  |
+| gocd.server.service.type | string | `"ClusterIP"` |  |
 | jenkins.enabled | bool | `false` |  |
diff --git a/charts/kubezero-ci/templates/gocd/istio-service.yaml b/charts/kubezero-ci/templates/gocd/istio-service.yaml
new file mode 100644
index 0000000..3a59541
--- /dev/null
+++ b/charts/kubezero-ci/templates/gocd/istio-service.yaml
@@ -0,0 +1,18 @@
+{{- if and .Values.gocd.enabled .Values.gocd.istio.enabled }}
+apiVersion: networking.istio.io/v1beta1
+kind: VirtualService
+metadata:
+  name: {{ include "kubezero-lib.fullname" . }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    {{- include "kubezero-lib.labels" . | nindent 4 }}
+spec:
+  gateways:
+  - {{ .Values.gocd.istio.gateway }}
+  hosts:
+  - {{ .Values.gocd.istio.url }}
+  http:
+  - route:
+    - destination:
+        host: {{ .Release.Name }}-gocd-server
+{{- end }}
diff --git a/charts/kubezero-ci/values.yaml b/charts/kubezero-ci/values.yaml
index 9e6b2c4..23a436e 100644
--- a/charts/kubezero-ci/values.yaml
+++ b/charts/kubezero-ci/values.yaml
@@ -7,5 +7,10 @@ gocd:
     ingress:
       enabled: false
 
+  istio:
+    enabled: false
+    gateway: istio-ingress/private-ingressgateway
+    url: "" # gocd.example.com
+
 jenkins:
   enabled: false