Add support for VMware First Class Disk (FCD)

An FCD, also known as an Improved Virtual Disk (IVD) or
Managed Virtual Disk, is a named virtual disk independent of
a virtual machine. Using FCDs for Cinder volumes eliminates
the need for shadow virtual machines.
This patch adds Kolla support.

Change-Id: Ic0b66269e6d32762e786c95cf6da78cb201d2765

ansible/group_vars/all.yml

@@ -933,6 +933,7 @@ gnocchi_metric_datadir_volume: "gnocchi"
 #################################
 cinder_backend_ceph: "no"
 cinder_backend_vmwarevc_vmdk: "no"
+cinder_backend_vmware_vstorage_object: "no"
 cinder_volume_group: "cinder-volumes"
 cinder_target_helper: "{{ 'lioadm' if ansible_facts.os_family == 'RedHat' else 'tgtadm' }}"
 # Valid options are [ '', redis, etcd ]

ansible/roles/cinder/defaults/main.yml

@@ -218,6 +218,8 @@ cinder_backends:
     enabled: "{{ enable_cinder_backend_hnas_nfs | bool }}"
   - name: "vmwarevc-vmdk"
     enabled: "{{ cinder_backend_vmwarevc_vmdk | bool }}"
+  - name: "vmware-vstorage-object"
+    enabled: "{{ cinder_backend_vmware_vstorage_object | bool }}"
   - name: "QuobyteHD"
     enabled: "{{ enable_cinder_backend_quobyte | bool }}"
 

ansible/roles/cinder/tasks/precheck.yml

@@ -35,6 +35,7 @@
     - not enable_cinder_backend_nfs | bool
     - not cinder_backend_ceph | bool
     - not cinder_backend_vmwarevc_vmdk | bool
+    - not cinder_backend_vmware_vstorage_object | bool
     - not enable_cinder_backend_quobyte | bool
 
 - name: Checking LVM volume group exists for Cinder

ansible/roles/cinder/templates/cinder.conf.j2

@@ -175,7 +175,6 @@ hnas_svc0_hdp = {{ hnas_nfs_svc0_hdp }}
 
 {% if cinder_backend_vmwarevc_vmdk | bool %}
 [vmwarevc-vmdk]
-volume_backend_name=vmwarevc-vmdk
 volume_driver = cinder.volume.drivers.vmware.vmdk.VMwareVcVmdkDriver
 vmware_host_ip = {{ vmware_vcenter_host_ip }}
 vmware_host_username = {{ vmware_vcenter_host_username }}
@@ -184,6 +183,16 @@ vmware_cluster_name = {{ vmware_vcenter_cluster_name }}
 vmware_insecure = True
 {% endif %}
 
+{% if cinder_backend_vmware_vstorage_object | bool %}
+[vmware-vstorage-object]
+volume_driver = cinder.volume.drivers.vmware.fcd.VMwareVStorageObjectDriver
+vmware_host_ip = {{ vmware_vcenter_host_ip }}
+vmware_host_username = {{ vmware_vcenter_host_username }}
+vmware_host_password = {{ vmware_vcenter_host_password }}
+vmware_cluster_name = {{ vmware_vcenter_cluster_name }}
+vmware_insecure = True
+{% endif %}
+
 {% if enable_cinder_backend_quobyte | bool %}
 [QuobyteHD]
 volume_driver = cinder.volume.drivers.quobyte.QuobyteDriver

doc/source/reference/compute/vmware-guide.rst

@@ -29,7 +29,18 @@ For VMware DVS:
 * neutron-metadata-agent
 
 Kolla can deploy the Glance and Cinder services using VMware datastore as their
-backend. Ceilometer metering for vSphere is also supported.
+backend.
+You can create Cinder volumes as VMDKs or as First Class Disks (FCDs).
+
+An FCD, also known as an Improved Virtual Disk (IVD) or Managed Virtual Disk,
+is a named virtual disk independent of a virtual machine.
+Using FCDs for Cinder volumes eliminates the need for shadow virtual machines.
+
+The FCD backend is offered in addition to the default VMDK backend.
+If you use FCD as the backend driver for Cinder, you can use both FCD and
+VMDK volumes in the same deployment.
+
+Ceilometer metering for vSphere is also supported.
 
 Because the `vmware-nsx <https://github.com/openstack/vmware-nsx>`__ drivers for
 neutron use completely different architecture than other types of
@@ -152,6 +163,16 @@ If you want to set VMware datastore as cinder backend, enable it in
    cinder_backend_vmwarevc_vmdk: "yes"
    vmware_datastore_name: "TestDatastore"
 
+If you want to set VMware First Class Disk (FCD) datastore
+as VMware vStorage Object backend, enable it in
+``/etc/kolla/globals.yml``:
+
+.. code-block:: yaml
+
+   enable_cinder: "yes"
+   cinder_backend_vmware_vstorage_object: "yes"
+   vmware_datastore_name: "TestDatastore"
+
 If you want to set VMware datastore as glance backend, enable it in
 ``/etc/kolla/globals.yml``:
 
@@ -295,7 +316,7 @@ Enable VMware nova-compute plugin and NSX-V neutron-server plugin in
    * enable_neutron_vpnaas: "yes"
    * enable_neutron_fwaas: "yes"
 
-If you want to set VMware datastore as cinder backend, enable it in
+If you want to set VMware VMDK datastore as cinder backend, enable it in
 ``/etc/kolla/globals.yml``:
 
 .. code-block:: yaml
@@ -304,6 +325,16 @@ If you want to set VMware datastore as cinder backend, enable it in
    cinder_backend_vmwarevc_vmdk: "yes"
    vmware_datastore_name: "TestDatastore"
 
+If you want to set VMware First Class Disk (FCD) datastore
+as VMware vStorage Object backend, enable it in
+``/etc/kolla/globals.yml``:
+
+.. code-block:: yaml
+
+   enable_cinder: "yes"
+   cinder_backend_vmware_vstorage_object: "yes"
+   vmware_datastore_name: "TestDatastore"
+
 If you want to set VMware datastore as glance backend, enable it in
 ``/etc/kolla/globals.yml``:
 
@@ -397,7 +428,7 @@ Enable VMware nova-compute plugin and NSX-V neutron-server plugin in
    nova_compute_virt_type: "vmware"
    neutron_plugin_agent: "vmware_dvs"
 
-If you want to set VMware datastore as Cinder backend, enable it in
+If you want to set VMware VMDK datastore as cinder backend, enable it in
 ``/etc/kolla/globals.yml``:
 
 .. code-block:: yaml
@@ -406,6 +437,16 @@ If you want to set VMware datastore as Cinder backend, enable it in
    cinder_backend_vmwarevc_vmdk: "yes"
    vmware_datastore_name: "TestDatastore"
 
+If you want to set VMware First Class Disk (FCD) datastore
+as VMware vStorage Object backend, enable it in
+``/etc/kolla/globals.yml``:
+
+.. code-block:: yaml
+
+   enable_cinder: "yes"
+   cinder_backend_vmware_vstorage_object: "yes"
+   vmware_datastore_name: "TestDatastore"
+
 If you want to set VMware datastore as Glance backend, enable it in
 ``/etc/kolla/globals.yml``:
 

etc/kolla/globals.yml

@@ -521,6 +521,7 @@
 # Enable / disable Cinder backends
 #cinder_backend_ceph: "no"
 #cinder_backend_vmwarevc_vmdk: "no"
+#cinder_backend_vmware_vstorage_object: "no"
 #cinder_volume_group: "cinder-volumes"
 # Valid options are [ '', redis, etcd ]
 #cinder_coordination_backend: "{{ 'redis' if enable_redis|bool else 'etcd' if enable_etcd|bool else '' }}"

releasenotes/notes/add-vmware-fcd-support-11a23ffc28bd541b.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    Adds support for the VMware FCD as Cinder volumes.