Add support for Helm v3

This adds support for Helm v3.
- 'helm init' and initialization is no longer required
- 'chartmuseum' is used as a drop-in replacement for 'helm serv'
- all Charts require the tag: apiVersion: v1 (or v2)

This updates dex chart to specify apiVersion.

Change-Id: I1497a5da3f0d67291ff2f8cf3a97826b134def0a
Story: 2007000
Task: 39329
Depends-On: https://review.opendev.org/719962
Signed-off-by: Jim Gauld <james.gauld@windriver.com>

dex-helm/centos/dex-helm.spec

@@ -28,6 +28,7 @@ Patch01: 0001-Update-Dex-chart-for-Kubernetes-API-1.16.patch
 Patch02: 0002-add-image-pull-secrets.patch
 Patch03: 0003-Add-affinity-support.patch
 Patch04: 0004-Automatically-roll-deployments.patch
+Patch05: 0005-Update-Dex-chart-for-Helm-v3.patch
 
 BuildArch: noarch
 
@@ -43,27 +44,11 @@ StarlingX OIDC auth Helm charts
 %patch02 -p1
 %patch03 -p1
 %patch04 -p1
+%patch05 -p1
 
 %build
-# initialize helm
-# helm init --client-only does not work if there is no networking
-# The following commands do essentially the same as: helm init
-%define helm_home  %{getenv:HOME}/.helm
-mkdir  %{helm_home}
-mkdir  %{helm_home}/repository
-mkdir  %{helm_home}/repository/cache
-mkdir  %{helm_home}/repository/local
-mkdir  %{helm_home}/plugins
-mkdir  %{helm_home}/starters
-mkdir  %{helm_home}/cache
-mkdir  %{helm_home}/cache/archive
-
-# Stage a repository file that only has a local repo
-cp %{SOURCE1} %{helm_home}/repository/repositories.yaml
-
-# Stage a local repo index that can be updated by the build
-cp %{SOURCE2} %{helm_home}/repository/local/index.yaml
-
+# This chart does not require chartmuseum server since
+# it has no dependency on local or stable repos.
 # Make the charts. These produce a tgz file
 cp %{SOURCE3} stable
 which make

dex-helm/files/0005-Update-Dex-chart-for-Helm-v3.patch

@@ -0,0 +1,21 @@
+From f81bba1fa22a1762d5c077f04835f593273fc4e3 Mon Sep 17 00:00:00 2001
+From: Jim Gauld <james.gauld@windriver.com>
+Date: Fri, 20 Mar 2020 19:23:49 -0400
+Subject: [PATCH] Update Dex chart for Helm v3
+
+---
+ stable/dex/Chart.yaml | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/stable/dex/Chart.yaml b/stable/dex/Chart.yaml
+index 1ca2f7b..794579b 100644
+--- a/stable/dex/Chart.yaml
++++ b/stable/dex/Chart.yaml
+@@ -1,3 +1,4 @@
++apiVersion: v1
+ name: dex
+ version: 0.8.0
+ appVersion: 2.14.0
+-- 
+1.8.3.1
+

stx-oidc-auth-helm/centos/stx-oidc-auth-helm.spec

@@ -32,38 +32,13 @@ StarlingX OIDC auth Helm charts
 %setup
 
 %build
-# initialize helm
-# helm init --client-only does not work if there is no networking
-# The following commands do essentially the same as: helm init
-%define helm_home  %{getenv:HOME}/.helm
-mkdir  %{helm_home}
-mkdir  %{helm_home}/repository
-mkdir  %{helm_home}/repository/cache
-mkdir  %{helm_home}/repository/local
-mkdir  %{helm_home}/plugins
-mkdir  %{helm_home}/starters
-mkdir  %{helm_home}/cache
-mkdir  %{helm_home}/cache/archive
-
-# Stage a repository file that only has a local repo
-cp files/repositories.yaml %{helm_home}/repository/repositories.yaml
-
-# Stage a local repo index that can be updated by the build
-cp files/index.yaml %{helm_home}/repository/local/index.yaml
-
-# Host a server for the charts
-helm serve --repo-path . &
-helm repo rm local
-helm repo add local http://localhost:8879/charts
-
+# This chart does not require chartmuseum server since
+# it has no dependency on local or stable repos.
 # Make the charts. These produce a tgz file
 cd helm-charts
 make oidc-client
 cd -
 
-# Terminate helm server (the last backgrounded task)
-kill %1
-
 # Create a chart tarball compliant with sysinv kube-app.py
 %define app_staging %{_builddir}/staging
 %define app_tarball %{app_name}-%{version}-%{tis_patch_ver}.tgz