Add additional Ceph daemons to standalone

Deployed Ceph is now able to deploy both Ceph MDS and NFS (managed by
cephadm).
This change updates the procedure to include the required options and
daemon definitions for a Standalone environment.

Depends-On: Ida1429f237ec9d85c007c757581ee57a49ac3808
Depends-On: I038a60959b81596257c358c83f324c8630148026

Change-Id: I6886b50e58bc01dadb2e1c4ebc7e18b236900694

deploy-guide/source/deployment/standalone.rst

@@ -293,14 +293,28 @@ Deploying a Standalone OpenStack node
          mon_warn_on_pool_no_redundancy = false
          EOF
 
-      Deploy Ceph by passing the IP, Ceph spec and Ceph conf created
-      above. Use the options `--standalone`, `--single-host-defaults`,
-      `--skip-hosts-config` and `--skip-container-registry-config`.
-      Use `openstack overcloud ceph deploy --help` for details on what
-      these options do. User creation is skipped via
-      `--skip-user-create` because it was handled in the previous
-      step. Specify what the output deployed Ceph file should be
-      called.
+      Additional Ceph daemons can be added to the Ceph cluster, but only Ceph
+      mds and nfs daemons are supported. Create a Ceph_daemon spec definition,
+      and add the required information for each daemon:
+
+      .. code-block:: bash
+
+         cat <<EOF > $HOME/ceph_daemon.yaml
+         ceph_nfs: 
+           cephfs_data: 'manila_data'
+           cephfs_metadata: 'manila_metadata'
+         EOF
+
+      Deploy Ceph by passing the IP, Ceph spec,  Ceph conf and Ceph daemon
+      definition created above. Use the options `--standalone`,
+      `--single-host-defaults`, `--skip-hosts-config` and
+      `--skip-container-registry-config`. Use `openstack overcloud ceph deploy
+      --help` for details on what these options do. User creation is skipped
+      via `--skip-user-create` because it was handled in the previous step.
+      Specify what the output deployed Ceph file should be called. The
+      CephIngress deployment can be skipped in a standalone environment if
+      there is no network isolation and the CephNFS daemon already has a stable
+      floating ip.
 
       .. code-block:: bash
 
@@ -308,6 +322,7 @@ Deploying a Standalone OpenStack node
             --mon-ip $CEPH_IP \
             --ceph-spec $HOME/ceph_spec.yaml \
             --config $HOME/initial_ceph.conf \
+            --daemon $HOME/ceph_daemon.yaml \
             --standalone \
             --single-host-defaults \
             --skip-hosts-config \