Add CI for 16x ubuntu servers (#6040)

.gitlab-ci/vagrant.yml

@@ -1,7 +1,7 @@
 ---
 
 molecule_tests:
-  tags: [vagrant]
+  tags: [c3.small.x86]
   only: [/^pr-.*$/]
   except: ['triggers']
   image: quay.io/kubespray/vagrant:$KUBESPRAY_VERSION
@@ -22,7 +22,8 @@ molecule_tests:
     CI_PLATFORM: "vagrant"
     SSH_USER: "kubespray"
     VAGRANT_DEFAULT_PROVIDER: "libvirt"
-  tags: [vagrant]
+    KUBESPRAY_VAGRANT_CONFIG: tests/files/${CI_JOB_NAME}.rb
+  tags: [c3.small.x86]
   only: [/^pr-.*$/]
   except: ['triggers']
   image: quay.io/kubespray/vagrant:$KUBESPRAY_VERSION
@@ -40,4 +41,9 @@ molecule_tests:
 vagrant_ubuntu18-flannel:
   stage: deploy-part2
   extends: .vagrant
-  when: on_success
+  when: on_success
+
+vagrant_ubuntu18-weave-medium:
+  stage: deploy-part2
+  extends: .vagrant
+  when: manual