Add MySQL and Github connection information for Zuul v3

Add configuration for MySQL reporter and Github Application. Depends on
a change to puppet-zuul to allow for a parallel structure that contains
secrets. The secrets have been added to private hiera.

Change-Id: Ida3087b71cf75559240c58186c2a984ae3804670
Depends-On: I265b445cfbf4b6d4555621e3663e71e9a0f85813
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

hiera/fqdn/zuulv3.openstack.org.yaml

@@ -14,6 +14,13 @@ zuul_connections:
     user: 'zuul'
     sshkey: '/var/lib/zuul/ssh/id_rsa'
 
+  - name: 'mysql'
+    driver: 'sql'
+
+  - name: 'github'
+    driver: 'github'
+    sshkey: '/var/lib/zuul/ssh/id_rsa'
+
 gearman_server_ssl_cert: |
   -----BEGIN CERTIFICATE-----
   MIIEYTCCA0mgAwIBAgIJAKkAn3gh0LBPMA0GCSqGSIb3DQEBCwUAMIG5MQswCQYD

manifests/site.pp

@@ -1223,6 +1223,7 @@ node 'zuulv3.openstack.org' {
     zookeeper_hosts         => 'nodepool.openstack.org:2181',
     zuulv3                  => true,
     connections             => hiera('zuul_connections', []),
+    connection_secrets      => hiera('zuul_connection_secrets', []),
     zuul_status_url         => 'http://127.0.0.1:8001/openstack',
     gearman_client_ssl_cert => hiera('gearman_client_ssl_cert'),
     gearman_client_ssl_key  => hiera('gearman_client_ssl_key'),