From a506690a3d19942ef1822089667805c6da83a1a9 Mon Sep 17 00:00:00 2001
From: Arif Ali <arif.ali@canonical.com>
Date: Wed, 29 Nov 2023 10:40:29 +0000
Subject: [PATCH] [juju] Add nova-compute and some of its dependancies

---
 juju/home-maas/00-variables.tf    |   9 +++
 juju/home-maas/06-nova-compute.tf | 103 ++++++++++++++++++++++++++++++
 2 files changed, 112 insertions(+)
 create mode 100644 juju/home-maas/06-nova-compute.tf

diff --git a/juju/home-maas/00-variables.tf b/juju/home-maas/00-variables.tf
index 211966f..aa932b1 100644
--- a/juju/home-maas/00-variables.tf
+++ b/juju/home-maas/00-variables.tf
@@ -8,3 +8,12 @@ variable osd-devices {
     default = ""
 }
 
+variable customize-failure-domain {
+    type = string
+    default = "true"
+}
+
+variable reserved-host-memory {
+    type = string
+    default = "512"
+}
diff --git a/juju/home-maas/06-nova-compute.tf b/juju/home-maas/06-nova-compute.tf
new file mode 100644
index 0000000..5f29593
--- /dev/null
+++ b/juju/home-maas/06-nova-compute.tf
@@ -0,0 +1,103 @@
+resource "juju_application" "nova-compute" {
+  name = "nova-compute"
+
+  model = juju_model.cpe-focal.name
+
+  charm {
+    name     = "nova-compute"
+    channel  = "ussuri/stable"
+  }
+
+  units = 8
+  placement = "${join(",",sort([
+    juju_machine.all_machines["1000"].machine_id,
+    juju_machine.all_machines["1001"].machine_id,
+    juju_machine.all_machines["1002"].machine_id,
+    juju_machine.all_machines["1003"].machine_id,
+    juju_machine.all_machines["1004"].machine_id,
+    juju_machine.all_machines["1005"].machine_id,
+    juju_machine.all_machines["1006"].machine_id,
+    juju_machine.all_machines["1007"].machine_id,
+   ]))}"
+
+
+  config = {
+       openstack-origin = var.openstack-origin
+       enable-live-migration = "true"
+       enable-resize = "true"
+       migration-auth-type = "ssh"
+       use-internal-endpoints = "true"
+       libvirt-image-backend = "rbd"
+       restrict-ceph-pools = "false"
+       aa-profile-mode = "complain"
+       virt-type = "kvm"
+       customize-failure-domain = var.customize-failure-domain
+       reserved-host-memory = var.reserved-host-memory
+       cpu-mode = "custom"
+       cpu-model = "EPYC-IBPB"
+       cpu-model-extra-flags = "svm,pcid"
+
+  }
+}
+
+resource "juju_application" "ceilometer-agent" {
+  name = "ceilometer-agent"
+
+  model = juju_model.cpe-focal.name
+
+  charm {
+    name     = "ceilometer-agent"
+    channel  = "ussuri/stable"
+  }
+
+}
+
+resource "juju_application" "neutron-openvswitch" {
+  name = "neutron-openvswitch"
+
+  model = juju_model.cpe-focal.name
+
+  charm {
+    name     = "neutron-openvswitch"
+    channel  = "ussuri/stable"
+  }
+
+  config = {
+      data-port                      = "br-data:ens9"
+      dns-servers                    = "192.168.1.13"
+      enable-local-dhcp-and-metadata = "true"
+      firewall-driver                = "openvswitch"
+      worker-multiplier              = "0"
+  }
+
+}
+
+resource "juju_integration" "compute-ceilometer" {
+
+  model = juju_model.cpe-focal.name
+
+  application {
+    name = juju_application.nova-compute.name
+    endpoint = "nova-ceilometer"
+  }
+
+  application {
+    name = juju_application.ceilometer-agent.name
+    endpoint = "nova-ceilometer"
+  }
+}
+
+resource "juju_integration" "compute-ovs" {
+
+  model = juju_model.cpe-focal.name
+
+  application {
+    name = juju_application.nova-compute.name
+    endpoint = "neutron-plugin"
+  }
+
+  application {
+    name = juju_application.neutron-openvswitch.name
+    endpoint = "neutron-plugin"
+  }
+}