ArgoCD: Configure Repository Credentials in Values (#167)

* ArgoCD: Configure Repository Credentials in Values

* Argo CD Helm Chart: Add a Secret Resource in Repo Server for configuring Repository Credentials

Change-Id: I64c343d3558a939d0faef795e62d4e258810bc67

* Minor formatting fix, add documentation.

charts/argo-cd/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: "1.3.0"
 description: A Helm chart for ArgoCD, a declarative, GitOps continuous delivery tool for Kubernetes.
 name: argo-cd
-version: 1.2.0
+version: 1.2.1
 home: https://github.com/argoproj/argo-helm
 icon: https://raw.githubusercontent.com/argoproj/argo/master/argo.png
 keywords:

charts/argo-cd/templates/argocd-repo-server/repository-credentials-secret.yaml

@@ -0,0 +1,18 @@
+{{- if .Values.configs.repositoryCredentials }}
+apiVersion: v1
+kind: Secret
+metadata:
+  name: argocd-repository-credentials
+  labels:
+    app.kubernetes.io/name: {{ include "argo-cd.name" . }}-secret
+    helm.sh/chart: {{ include "argo-cd.chart" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+    app.kubernetes.io/managed-by: {{ .Release.Service }}
+    app.kubernetes.io/part-of: argocd
+    app.kubernetes.io/component: {{ .Values.server.name }}
+type: Opaque
+data:
+{{- range $key, $value := .Values.configs.repositoryCredentials }}
+  {{ $key }}: {{ $value | b64enc }}
+{{- end }}
+{{- end }}

charts/argo-cd/values.yaml

@@ -584,6 +584,25 @@ configs:
     #     +LB9LGh4OAp68ImTjqf6ioGKG0RBSznwME+r4nXtT1S/qLR6ASWUS4ViWRhbRlNK
     #     XWyb96wrUlv+E8I=
     #     -----END CERTIFICATE-----
+  # Creates a secret with optional repository credentials
+  repositoryCredentials:
+    {}
+    # sample-ssh-key: |
+    # -----BEGIN RSA PRIVATE KEY-----
+    # MIICXAIBAAKBgQCcmiVJXGUvL8zqWmRRETbCKgFadtjJ9WDQpSwiZzMiktpYBo0N
+    # z0cThzGQfWqvdiJYEy72MrKCaSYssV3eHP5zTffk4VBDktNfdl1kgkOpqnh7tQO4
+    # nBONRLzcK6KEbKUsmiTbW8Jb4UFYDhyyyveby7y3vYePmaRQIrlEenVfKwIDAQAB
+    # AoGAbbg+WZjnt9jYzHWKhZX29LDzg8ty9oT6URT4yB3gIOAdJMFqQHuyg8cb/e0x
+    # O0AcrfK623oHwgEj4vpeFwnfaBdtM5GfH9zaj6pnXV7VZc3oBHrBnHUgFT3NEYUe
+    # tt6rtatIguBH61Aj/pyij9sOfF0xDj0s1nwFTbdHtZR/31kCQQDIwcVTqhKkDNW6
+    # cvdz+Wt3v9x1wNg+VhZhyA/pKILz3+qtn3GogLrQqhpVi+Y7tdvEv9FvgKaCjUp8
+    # 6Lfp6dDFAkEAx7HpQbXFdrtcveOi9kosKRDX1PT4zdhB08jAXGlV8jr0jkrZazVM
+    # hV5rVCuu35Vh6x1fiyGwwiVsqhgWE+KPLwJAWrDemasM/LsnmjDxhJy6ZcBwsWlK
+    # xu5Q8h9UwLmiXtVayNBsofh1bGpLtzWZ7oN7ImidDkgJ8JQvgDoJS0xrGQJBALPJ
+    # FkMFnrjtqGqBVkc8shNqyZY90v6oM2OzupO4dht2PpUZCDPAMZtlTWXjSjabbCPc
+    # NxexBk1UmkdtFftjHxsCQGjG+nhRYH92MsmrbvZyFzgxg9SIOu6xel7D3Dq9l5Le
+    # XG+bpHPF4SiCpAxthP5WNa17zuvk+CDsMZgZNuhYNMo=
+    # -----END RSA PRIVATE KEY-----
   secret:
     createSecret: true
     githubSecret: ""