Expand cluster testcase

references.rst

@@ -11,6 +11,7 @@
 .. _`Tendrl Package Installation Reference`:  https://github.com/Tendrl/documentation/wiki/Tendrl-release-v1.5.4-(install-guide)
 .. _`Design document for Context Selector navigation`: https://redhat.invisionapp.com/share/8QCOEVEY9#/screens/244820318
 .. _`Design document for Gluster file shares list`: https://redhat.invisionapp.com/share/BR8JDCGSQ#/screens/198417117
+.. _`Specification for cluster expansion`: https://github.com/Tendrl/specifications/pull/254
 
 .. Tendrl Upstream Documentation related to Alerting
 

web/tendrl/cluster_expand.rst

@@ -0,0 +1,70 @@
+Expand cluster
+**************
+
+:authors: 
+          - fbalak@redhat.com
+
+Description
+===========
+
+Cluster expansion as described in `Specification for cluster expansion`_.
+
+Setup
+=====
+
+#. Prepare Gluster cluster.
+
+#. Login user into Tendrl, see :doc:`/web/tendrl/login_positive`
+
+#. Import cluster, see :doc:`/web/tendrl/cluster_import`
+
+#. Prepare another hosts with installed gluster that are going to be used for
+   expansion.
+
+Test Steps
+==========
+
+.. test_action::
+   :step:
+       From one of already imported hosts run:
+       ``gluster peer probe [new_host]``
+       where ``[new_host]`` is host that is going to be used to expand cluster.
+       Repeat for all new hosts.
+   :result:
+       All new hosts are added to gluster trusted pool.
+
+.. test_action::
+   :step:
+       In Tendrl UI click on imported cluster.
+   :result:
+       List of hosts is displayed and there are hosts from originally imported
+       cluster. There are no new hosts.
+
+.. test_action::
+   :step:
+       Run tendrl-ansible on new hosts from server that installed Tendrl on
+       all other hosts. Command ran from tendrl-ansible repo could look like
+       this:
+       ``ansible-playbook site.yml -u root -i expand.hosts``
+   :result:
+       *tendrl-node-agent* is installed on all new nodes.
+
+.. test_action::
+   :step:
+       Check list of hosts in Tendrl UI.
+   :result:
+       There are listed all hosts of expanded cluster.
+
+.. test_action::
+   :step:
+       Click on *Dashboard* next to hostname of newly added host. Repeat with
+       all new hosts.
+   :result:
+       Grafana *Hosts* dashboard for relevant host is displayed and populated
+       with data.
+
+Teardown
+========
+#. Log out
+
+#. Close browser