Avoid distro installing unused services

When performing a distro_install avoid installing services where they
are not needed.  The services are started automatically and are
consuming resources.

Change-Id: I50608e7be402a022c6c488bba38899469dd99a2b

vars/distro_install.yml

@@ -29,6 +29,12 @@ cinder_package_list: |-
   {% if cinder_services['cinder-backup']['group'] in group_names %}
   {%   set _ = packages.extend(cinder_backup_distro_packages) %}
   {% endif %}
+  {% if cinder_services['cinder-api']['group'] in group_names %}
+  {%   set _ = packages.extend(cinder_api_distro_packages) %}
+  {% endif %}
+  {% if cinder_services['cinder-scheduler']['group'] in group_names %}
+  {%   set _ = packages.extend(cinder_scheduler_distro_packages) %}
+  {% endif %}
   {% if cinder_oslomsg_amqp1_enabled | bool %}
   {%   set _ = packages.extend(cinder_oslomsg_amqp1_distro_packages) %}
   {% endif %}

vars/redhat-7.yml

@@ -47,6 +47,10 @@ cinder_volume_distro_packages_tools:
   - nfs-utils
   - rpcbind
 
+cinder_api_distro_packages: []
+
+cinder_scheduler_distro_packages: []
+
 cinder_lvm_volume_distro_packages:
   - device-mapper-event
   - lvm2

vars/suse.yml

@@ -26,10 +26,6 @@ cinder_distro_packages:
 
 cinder_service_distro_packages:
   - openstack-cinder
-  - openstack-cinder-api
-  - openstack-cinder-backup
-  - openstack-cinder-scheduler
-  - openstack-cinder-volume
   - python-openstackclient
   - python-cursive
   - python-shade
@@ -45,21 +41,29 @@ cinder_devel_distro_packages:
   - systemd-devel
   - zlib-devel
 
-cinder_volume_distro_packages: []
+cinder_volume_distro_packages:
+  - openstack-cinder-volume
 
 cinder_volume_distro_packages_tools:
   - qemu-tools
   - open-iscsi
   - nfs-utils
   - rpcbind
 
+cinder_api_distro_packages:
+  - openstack-cinder-api
+
+cinder_scheduler_distro_packages:
+  - openstack-cinder-scheduler
+
 cinder_lvm_volume_distro_packages:
   - device-mapper
   - lvm2
   - parted
   - tgt
 
 cinder_backup_distro_packages:
+  - openstack-cinder-backup
   - open-iscsi
   - nfs-utils
   - rpcbind

vars/ubuntu.yml

@@ -30,10 +30,6 @@ cinder_distro_packages:
   - zlibc
 
 cinder_service_distro_packages:
-  - cinder-api
-  - cinder-backup
-  - cinder-scheduler
-  - cinder-volume
   - python-openstackclient
   - python-shade
   - python-systemd
@@ -50,14 +46,21 @@ cinder_devel_distro_packages:
   - libxslt1-dev
   - libsystemd-dev
 
-cinder_volume_distro_packages: []
+cinder_volume_distro_packages:
+  - cinder-volume
 
 cinder_volume_distro_packages_tools:
   - qemu-utils
   - open-iscsi
   - nfs-common
   - rpcbind
 
+cinder_api_distro_packages:
+  - cinder-api
+
+cinder_scheduler_distro_packages:
+  - cinder-scheduler
+
 cinder_lvm_volume_distro_packages:
   - dmeventd
   - lvm2
@@ -66,6 +69,7 @@ cinder_lvm_volume_distro_packages:
   - thin-provisioning-tools
 
 cinder_backup_distro_packages:
+  - cinder-backup
   - open-iscsi
   - nfs-common
   - rpcbind