OpenStack: Split nova into control and compute

This adds NOVA_ENABLE_{CONTROLLER,COMPUTE}. Both are enabled by deafult,
but if CONTROLLER is enabled but COMPUTE isn't, then the conductor
service is enabled.

Change-Id: I523a7270d4afdcd1e2a30eaac42ea499581fe971

10 files changed, 30 insertions, 11 deletions

diff --git a/openstack/usr/lib/systemd/system/openstack-nova-api.service b/openstack/usr/lib/systemd/system/openstack-nova-api.service
index 8ee9cefa..d06afcaa 100644
--- a/openstack/usr/lib/systemd/system/openstack-nova-api.service
+++ b/openstack/usr/lib/systemd/system/openstack-nova-api.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=OpenStack Compute Service (code-named Nova) API server
-After=syslog.target network-online.target
+ConditionPathExists=/etc/nova/nova.conf
+After=network-online.target openstack-nova-config-setup.service openstack-nova-db-setup.service
 Wants=network-online.target
 
 [Service]
diff --git a/openstack/usr/lib/systemd/system/openstack-nova-cert.service b/openstack/usr/lib/systemd/system/openstack-nova-cert.service
index b2a2e1cc..418b060c 100644
--- a/openstack/usr/lib/systemd/system/openstack-nova-cert.service
+++ b/openstack/usr/lib/systemd/system/openstack-nova-cert.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=OpenStack Nova Cert
-After=syslog.target network-online.target
+ConditionPathExists=/etc/nova/nova.conf
+After=network-online.target openstack-nova-config-setup.service openstack-nova-db-setup.service
 Wants=network-online.target
 
 [Service]
diff --git a/openstack/usr/lib/systemd/system/openstack-nova-compute.service b/openstack/usr/lib/systemd/system/openstack-nova-compute.service
index 95a3a872..c9c6924c 100644
--- a/openstack/usr/lib/systemd/system/openstack-nova-compute.service
+++ b/openstack/usr/lib/systemd/system/openstack-nova-compute.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=OpenStack Compute Service (code-named Nova) compute server
-After=syslog.target network-online.target libvirtd.service
+ConditionPathExists=/etc/nova/nova.conf
+After=network-online.target libvirtd.service openstack-nova-config-setup.service openstack-nova-db-setup.service
 Wants=network-online.target
 Requires=libvirtd.service
 
diff --git a/openstack/usr/lib/systemd/system/openstack-nova-conductor.service b/openstack/usr/lib/systemd/system/openstack-nova-conductor.service
index 1d2ece69..bf8e0631 100644
--- a/openstack/usr/lib/systemd/system/openstack-nova-conductor.service
+++ b/openstack/usr/lib/systemd/system/openstack-nova-conductor.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=Database-access support for Compute nodes (nova-conductor)
-After=syslog.target network-online.target libvirtd.service
+ConditionPathExists=/etc/nova/nova.conf
+After=network-online.target libvirtd.service openstack-nova-config-setup.service openstack-nova-db-setup.service
 Wants=network-online.target
 Requires=libvirtd.service
 
diff --git a/openstack/usr/lib/systemd/system/openstack-nova-setup.service b/openstack/usr/lib/systemd/system/openstack-nova-config-setup.service
index a4ad6ae7..0ba467ad 100644
--- a/openstack/usr/lib/systemd/system/openstack-nova-setup.service
+++ b/openstack/usr/lib/systemd/system/openstack-nova-config-setup.service
@@ -1,9 +1,9 @@
 [Unit]
-Description=Run nova-setup Ansible scripts
-After=local-fs.target libvirtd.service openstack-keystone-setup.service postgres-server.service
+Description=Run nova-config-setup Ansible scripts
+ConditionPathExists=/etc/openstack/neutron.conf
 
 [Service]
-ExecStart=/usr/bin/ansible-playbook -v -M /usr/share/ansible/ansible-openstack-modules -i /usr/share/openstack/hosts /usr/share/openstack/nova.yml
+ExecStart=/usr/bin/ansible-playbook -v -M /usr/share/ansible/ansible-openstack-modules -i /usr/share/openstack/hosts /usr/share/openstack/nova-config.yml
 
 [Install]
 WantedBy=multi-user.target
diff --git a/openstack/usr/lib/systemd/system/openstack-nova-consoleauth.service b/openstack/usr/lib/systemd/system/openstack-nova-consoleauth.service
index 66442d11..68607354 100644
--- a/openstack/usr/lib/systemd/system/openstack-nova-consoleauth.service
+++ b/openstack/usr/lib/systemd/system/openstack-nova-consoleauth.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=Openstack Console Auth (nova-consoleauth)
-After=syslog.target network-online.target
+ConditionPathExists=/etc/nova/nova.conf
+After=network-online.target openstack-nova-config-setup.service openstack-nova-db-setup.service
 Wants=network-online.target
 
 [Service]
diff --git a/openstack/usr/lib/systemd/system/openstack-nova-db-setup.service b/openstack/usr/lib/systemd/system/openstack-nova-db-setup.service
new file mode 100644
index 00000000..ebe7e2bc
--- /dev/null
+++ b/openstack/usr/lib/systemd/system/openstack-nova-db-setup.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Run nova-db-setup Ansible scripts
+ConditionPathExists=/etc/openstack/neutron.conf
+After=postgres-server.service openstack-keystone.service openstack-keystone-setup.service
+Wants=postgres-server.service openstack-keystone.service
+
+[Service]
+ExecStart=/usr/bin/ansible-playbook -v -M /usr/share/ansible/ansible-openstack-modules -i /usr/share/openstack/hosts /usr/share/openstack/nova-db.yml
+
+[Install]
+WantedBy=multi-user.target
diff --git a/openstack/usr/lib/systemd/system/openstack-nova-novncproxy.service b/openstack/usr/lib/systemd/system/openstack-nova-novncproxy.service
index 597f357a..ecdadde2 100644
--- a/openstack/usr/lib/systemd/system/openstack-nova-novncproxy.service
+++ b/openstack/usr/lib/systemd/system/openstack-nova-novncproxy.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=OpenStack Nova NoVNC proxy
-After=syslog.target network-online.target
+ConditionPathExists=/etc/nova/nova.conf
+After=network-online.target openstack-nova-config-setup.service openstack-nova-db-setup.service
 Wants=network-online.target
 
 [Service]
diff --git a/openstack/usr/lib/systemd/system/openstack-nova-scheduler.service b/openstack/usr/lib/systemd/system/openstack-nova-scheduler.service
index d317b624..9009d49a 100644
--- a/openstack/usr/lib/systemd/system/openstack-nova-scheduler.service
+++ b/openstack/usr/lib/systemd/system/openstack-nova-scheduler.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=OpenStack Nova Scheduler
-After=syslog.target network-online.target
+ConditionPathExists=/etc/nova/nova.conf
+After=network-online.target openstack-nova-config-setup.service openstack-nova-db-setup.service
 Wants=network-online.target
 
 [Service]
diff --git a/openstack/usr/lib/systemd/system/openstack-nova-serialproxy.service b/openstack/usr/lib/systemd/system/openstack-nova-serialproxy.service
index 2d95c1fa..5f5a5b41 100644
--- a/openstack/usr/lib/systemd/system/openstack-nova-serialproxy.service
+++ b/openstack/usr/lib/systemd/system/openstack-nova-serialproxy.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=OpenStack Nova Serial Proxy
-After=syslog.target network-online.target
+ConditionPathExists=/etc/nova/nova.conf
+After=network-online.target openstack-nova-config-setup.service openstack-nova-db-setup.service
 Wants=network-online.target
 
 [Service]