Add vSphere support to nova_compute

Implements compute part of the blueprint.
Make virt_type of nova_compute configerable.

Change-Id: I0f37e49e09c4f14a64797506007bb55a6f534f0f
Partially-implements: blueprint kolla-ansible-support-vsphere
Co-Authored-By: shaofeng cheng <chengsf@winhong.com>

ansible/group_vars/all.yml

@@ -551,7 +551,8 @@ computes_need_external_bridge: "{{ enable_neutron_dvr | bool or enable_neutron_p
 #######################
 nova_backend_ceph: "{{ enable_ceph }}"
 nova_backend: "{{ 'rbd' if nova_backend_ceph | bool else 'default' }}"
-
+# Valid options are [ kvm, qemu, vmware ]
+nova_compute_virt_type: "kvm"
 
 #######################
 # Murano options
@@ -622,10 +623,11 @@ ceph_cache_rule: "cache host firstn"
 ################################################
 # VMware - OpenStack VMware support
 ################################################
-vmware_vcenter_host_ip:
-vmware_vcenter_host_username:
-vmware_vcenter_host_password:
-vmware_vcenter_cluster_name:
+vmware_vcenter_host_ip: "127.0.0.1"
+vmware_vcenter_host_username: "username"
+vmware_vcenter_host_password: "password"
+vmware_vcenter_cluster_name: "cluster-1"
+vmware_vcenter_insecure: "True"
 
 ######################
 # OpenDaylight

ansible/roles/nova/defaults/main.yml

@@ -5,7 +5,7 @@ nova_services:
   nova-libvirt:
     container_name: nova_libvirt
     group: compute
-    enabled: True
+    enabled: "{{ nova_compute_virt_type in ['kvm', 'qemu'] }}"
     image: "{{ nova_libvirt_image_full }}"
     pid_mode: "host"
     privileged: True
@@ -249,3 +249,8 @@ nova_notification_topics:
     enabled: "{{ enable_designate | bool }}"
 
 nova_enabled_notification_topics: "{{ nova_notification_topics | selectattr('enabled', 'equalto', true) | list }}"
+
+####################
+# VMware
+####################
+vmware_vcenter_datastore_regex: ".*"

ansible/roles/nova/handlers/main.yml

@@ -262,6 +262,7 @@
     - config_json.changed | bool
       or nova_conf.changed | bool
       or policy_json.changed | bool
+      or vcenter_ca_file | bool
       or nova_compute_container.changed | bool
 
 - name: Restart nova-compute-ironic container

ansible/roles/nova/tasks/config.yml

@@ -112,6 +112,21 @@
   notify:
     - Restart nova-ssh container
 
+- name: Copying VMware vCenter CA file
+  vars:
+    service: "{{ nova_services['nova-compute'] }}"
+  copy:
+    src: "{{ node_custom_config }}/vmware_ca"
+    dest: "{{ node_config_directory }}/nova-compute/vmware_ca"
+  register: vcenter_ca_file
+  when:
+    - nova_compute_virt_type == "vmware"
+    - not vmware_vcenter_insecure | bool
+    - inventory_hostname in groups[service.group]
+    - service.enabled | bool
+  notify:
+    - Restart nova-compute container
+
 - name: Check if policies shall be overwritten
   local_action: stat path="{{ node_custom_config }}/nova/policy.json"
   run_once: True

ansible/roles/nova/tasks/precheck.yml

@@ -121,5 +121,6 @@
   register: result
   failed_when: result.stat.exists
   when:
+    - nova_compute_virt_type in ['kvm', 'qemu']
     - container_facts['nova_libvirt'] is not defined
     - inventory_hostname in groups[nova_libvirt.group]

ansible/roles/nova/templates/nova-compute.json.j2

@@ -19,6 +19,12 @@
             "dest": "/etc/ceph/",
             "owner": "nova",
             "perm": "0700"
+        }{% endif %}{% if nova_compute_virt_type == "vmware" and not vmware_vcenter_insecure | bool %},
+        {
+            "source": "{{ container_config_directory }}/vmware_ca",
+            "dest": "/etc/nova/vmware_ca",
+            "owner": "nova",
+            "perm": "0600"
         }{% endif %}
     ],
     "permissions": [

ansible/roles/nova/templates/nova.conf.j2

@@ -31,6 +31,8 @@ reserved_host_memory_mb = 0
 {% elif enable_nova_fake | bool %}
 host = {{ ansible_hostname }}_{{ service_name }}
 compute_driver = fake.FakeDriver
+{% elif nova_compute_virt_type == 'vmware' %}
+compute_driver = vmwareapi.VMwareVCDriver
 {% else %}
 compute_driver = libvirt.LibvirtDriver
 {% endif %}
@@ -159,7 +161,7 @@ memcache_security_strategy = ENCRYPT
 memcache_secret_key = {{ memcache_secret_key }}
 memcached_servers = {% for host in groups['memcached'] %}{{ hostvars[host]['ansible_' + hostvars[host]['api_interface']]['ipv4']['address'] }}:{{ memcached_port }}{% if not loop.last %},{% endif %}{% endfor %}
 
-
+{% if nova_compute_virt_type in ['kvm', 'qemu'] %}
 [libvirt]
 connection_uri = "qemu+tcp://{{ api_interface_address }}/system"
 {% if enable_ceph | bool and nova_backend == "rbd" %}
@@ -175,7 +177,21 @@ hw_disk_discard = {{ nova_hw_disk_discard }}
 {% if nova_backend == "rbd" and external_ceph_cephx_enabled | bool %}
 rbd_secret_uuid = {{ rbd_secret_uuid }}
 {% endif %}
+virt_type = {{ nova_compute_virt_type }}
+{% endif %}
 
+{% if nova_compute_virt_type == "vmware" %}
+[vmware]
+host_ip = {{ vmware_vcenter_host_ip }}
+host_username = {{ vmware_vcenter_host_username }}
+host_password = {{ vmware_vcenter_host_password }}
+cluster_name = {{ vmware_vcenter_cluster_name }}
+datastore_regex = {{ vmware_vcenter_datastore_regex }}
+insecure = {{ vmware_vcenter_insecure }}
+{% if not vmware_vcenter_insecure | bool %}
+ca_file = /etc/nova/vmware_ca
+{% endif %}
+{% endif %}
 
 [upgrade_levels]
 compute = auto

etc/kolla/globals.yml

@@ -306,6 +306,9 @@ kolla_internal_vip_address: "10.10.10.254"
 #########################
 #nova_backend_ceph: "{{ enable_ceph }}"
 
+# Valid options are [ qemu, kvm, vmware ]
+#nova_compute_virt_type: "kvm"
+
 ###################
 # Hyper-V options
 ###################