Remove nova compute manager option

The option was removed in Nova:
d9a7c16c30

The option had no effect and we don't need it anymore, therefore we're
removing it everywhere.

Change-Id: I079e239aa7ea8a1e849cd95f4297878e1b70f87b
Related-Bug: #1674375

docs/packstack.rst

@@ -757,9 +757,6 @@ Nova Options
 **CONFIG_NOVA_COMPUTE_MIGRATE_PROTOCOL**
     Protocol used for instance migration. Valid options are: tcp and ssh. Note that by default, the Compute user is created with the /sbin/nologin shell so that the SSH protocol will not work. To make the SSH protocol work, you must configure the Compute user on compute hosts manually. ['tcp', 'ssh']
 
-**CONFIG_NOVA_COMPUTE_MANAGER**
-    Manager that runs the Compute service.
-
 **CONFIG_NOVA_PCI_ALIAS**
     Enter the PCI passthrough array of hash in JSON style for controller eg.
     [{"vendor_id":"1234", "product_id":"5678", "name":"default"}, {...}]

packstack/plugins/nova_300.py

@@ -142,19 +142,6 @@ def initConfig(controller):
              "NEED_CONFIRM": False,
              "CONDITION": False},
 
-            {"CMD_OPTION": "nova-compute-manager",
-             "PROMPT": ("Enter the compute manager for nova "
-                        "migration"),
-             "OPTION_LIST": [],
-             "VALIDATORS": [validators.validate_not_empty],
-             "DEFAULT_VALUE": "nova.compute.manager.ComputeManager",
-             "MASK_INPUT": False,
-             "LOOSE_VALIDATION": True,
-             "CONF_NAME": "CONFIG_NOVA_COMPUTE_MANAGER",
-             "USE_DEFAULT": False,
-             "NEED_CONFIRM": False,
-             "CONDITION": False},
-
             {"CMD_OPTION": "nova-ssl-cert",
              "PROMPT": ("Enter the path to a PEM encoded certificate to be used "
                         "on the https server, leave blank if one should be "
@@ -397,10 +384,6 @@ def create_compute_manifest(config, messages):
         config['CONFIG_VCENTER_CLUSTERS'] = vmware_clusters
 
     for host in compute_hosts:
-        if config['CONFIG_IRONIC_INSTALL'] == 'y':
-            cm = 'ironic.nova.compute.manager.ClusteredComputeManager'
-            config['CONFIG_NOVA_COMPUTE_MANAGER'] = cm
-
         fw_details = dict()
         cf_fw_qemu_mig_key = "FIREWALL_NOVA_QEMU_MIG_RULES_%s" % host
         for c_host in compute_hosts:

packstack/puppet/modules/packstack/manifests/nova/compute.pp

@@ -53,7 +53,6 @@ class packstack::nova::compute ()
       vncproxy_host                 => hiera('CONFIG_KEYSTONE_HOST_URL'),
       vncproxy_protocol             => hiera('CONFIG_VNCPROXY_PROTOCOL'),
       vncserver_proxyclient_address => $vncproxy_server,
-      compute_manager               => hiera('CONFIG_NOVA_COMPUTE_MANAGER'),
       pci_passthrough               => hiera('CONFIG_NOVA_PCI_PASSTHROUGH_WHITELIST'),
       instance_usage_audit          => $instance_usage_audit,
       instance_usage_audit_period   => $instance_usage_audit_period,

releasenotes/notes/nova-cpu-manager-8440f026c4a0165e.yaml

@@ -0,0 +1,4 @@
+---
+other:
+  - Remove nova compute manager option, removed in Nova
+    and puppet-nova.