feat: split reposync into two roles (#307)

- reposync and packagerepo web service
- change backing datastore to be cephfs /shared/app/packagerepo

Reviewed-on: https://git.query.consul/unkinben/puppet-prod/pulls/307

site/roles/manifests/infra/reposync/repo.pp

@@ -0,0 +1,11 @@
+# a role to deploy the webserver for packagerepo
+class roles::infra::reposync::repo {
+  if $facts['firstrun'] {
+    include profiles::defaults
+    include profiles::firstrun::init
+  }else{
+    include profiles::defaults
+    include profiles::base
+    include profiles::base::datavol
+  }
+}

site/roles/manifests/infra/reposync/syncer.pp

@@ -1,4 +1,4 @@
-# a role to deploy a packagerepo
+# a role to deploy the syncer/promoter for packagerepo
 class roles::infra::reposync::syncer {
   if $facts['firstrun'] {
     include profiles::defaults