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From: Stanislaw Kardach <stanislaw.kardach@caviumnetworks.com>
Date: Wed, 24 Feb 2016 20:08:24 +0100
Subject: [PATCH] Make TestVM creation architecture aware

This depends on cirros-testvm package to contain both amd64 and arm64
images.
---
 deployment/puppet/openstack/manifests/img/cirros.pp           |  8 ++++++--
 .../puppet/osnailyfacter/modular/generate_vms/generate_vms.pp | 11 +++++++++++
 deployment/puppet/osnailyfacter/templates/vm_libvirt.erb      |  5 ++++-
 files/fuel-migrate/fuel-migrate                               |  5 ++++-
 4 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/deployment/puppet/openstack/manifests/img/cirros.pp b/deployment/puppet/openstack/manifests/img/cirros.pp
index 84e202e..57ae256 100644
--- a/deployment/puppet/openstack/manifests/img/cirros.pp
+++ b/deployment/puppet/openstack/manifests/img/cirros.pp
@@ -9,6 +9,10 @@ class openstack::img::cirros (
   $img_name = 'cirros',
   $os_name = 'cirros',
 ) {
+  $arch = $::architecture ? {
+      'arm64', 'aarch64' => 'aarch64',
+      default => 'x86_64',
+  }
 
   package { 'cirros-testvm':
     ensure => "present"
@@ -17,14 +21,14 @@ class openstack::img::cirros (
 case $::osfamily {
   'RedHat': {
   exec { 'upload-img':
-    command => "/usr/bin/glance -N ${os_auth_url} -T ${os_tenant_name} -I ${os_username} -K ${os_password} add name=${img_name} is_public=${public} container_format=${container_format} disk_format=${disk_format} distro=${os_name} < /opt/vm/cirros-x86_64-disk.img",
+    command => "/usr/bin/glance -N ${os_auth_url} -T ${os_tenant_name} -I ${os_username} -K ${os_password} add name=${img_name} is_public=${public} container_format=${container_format} disk_format=${disk_format} distro=${os_name} < /opt/vm/cirros-${arch}-disk.img",
     unless => "/usr/bin/glance -N ${os_auth_url} -T ${os_tenant_name} -I ${os_username} -K ${os_password} index && (/usr/bin/glance -N ${os_auth_url} -T ${os_tenant_name} -I ${os_username} -K ${os_password} index | grep ${img_name})",
 
     }
   }
   'Debian': {
   exec { 'upload-img':
-    command => "/usr/bin/glance -N ${os_auth_url} -T ${os_tenant_name} -I ${os_username} -K ${os_password} add name=${img_name} is_public=${public} container_format=${container_format} disk_format=${disk_format} distro=${os_name} < /usr/share/cirros-testvm/cirros-x86_64-disk.img",
+    command => "/usr/bin/glance -N ${os_auth_url} -T ${os_tenant_name} -I ${os_username} -K ${os_password} add name=${img_name} is_public=${public} container_format=${container_format} disk_format=${disk_format} distro=${os_name} < /usr/share/cirros-testvm/cirros-${arch}-disk.img",
     unless => "/usr/bin/glance -N ${os_auth_url} -T ${os_tenant_name} -I ${os_username} -K ${os_password} index && (/usr/bin/glance -N ${os_auth_url} -T ${os_tenant_name} -I ${os_username} -K ${os_password} index | grep ${img_name})",
 
     }
diff --git a/deployment/puppet/osnailyfacter/modular/generate_vms/generate_vms.pp b/deployment/puppet/osnailyfacter/modular/generate_vms/generate_vms.pp
index 6d5426a..da5954e 100644
--- a/deployment/puppet/osnailyfacter/modular/generate_vms/generate_vms.pp
+++ b/deployment/puppet/osnailyfacter/modular/generate_vms/generate_vms.pp
@@ -11,6 +11,17 @@ define vm_config {
   $details = $name
   $id = $details['id']
 
+  case $::architecture {
+    'arm64', 'aarch64': {
+      $machine_arch = 'aarch64'
+      $machine_type = 'virt'
+    }
+    default: {
+      $machine_arch = 'x86_64'
+      $machine_type = 'pc-i440fx-trusty'
+    }
+  }
+
   file { "${template_dir}/template_${id}_vm.xml":
     owner   => 'root',
     group   => 'root',
diff --git a/deployment/puppet/osnailyfacter/templates/vm_libvirt.erb b/deployment/puppet/osnailyfacter/templates/vm_libvirt.erb
index ae2ba5b..decf3ab 100644
--- a/deployment/puppet/osnailyfacter/templates/vm_libvirt.erb
+++ b/deployment/puppet/osnailyfacter/templates/vm_libvirt.erb
@@ -3,7 +3,7 @@
   <memory unit='GiB'><%= @details['mem'] %></memory>
   <vcpu placement='static'><%= @details['cpu'] %></vcpu>
   <os>
-    <type arch='x86_64' machine='pc-i440fx-trusty'>hvm</type>
+    <type arch='<%= @machine_arch %>' machine='<%= @machine_type %>'>hvm</type>
     <boot dev='network'/>
     <boot dev='hd'/>
   </os>
@@ -11,6 +11,9 @@
     <acpi/>
     <apic/>
     <pae/>
+  <% if $machine_arch == 'arm64' { %>
+    <gic version='3' />
+  <% } %>
   </features>
   <clock offset='utc'/>
   <on_poweroff>destroy</on_poweroff>
diff --git a/files/fuel-migrate/fuel-migrate b/files/fuel-migrate/fuel-migrate
index fad9436..667d4a7 100755
--- a/files/fuel-migrate/fuel-migrate
+++ b/files/fuel-migrate/fuel-migrate
@@ -175,6 +175,8 @@ create_vm(){
             exit 1
         fi
     fi
+    # figure out atchitecture of the destination
+    arch="$(virsh -c "${dkvm_uri}" nodeinfo | awk '/CPU model:/ { print $3}')"
     # create disk
     ssh "${dkvm_ip}" qemu-img create -f raw "${dkvm_folder}/${fvm_name}.img" "${fvm_disk_size}"
     # make template for virsh
@@ -184,13 +186,14 @@ create_vm(){
   <memory unit='MiB'>${fvm_ram}</memory>
   <vcpu >${fvm_cpu}</vcpu>
   <os>
-    <type arch='x86_64' >hvm</type>
+    <type arch='${arch}' >hvm</type>
     <boot dev='hd'/>
     <boot dev='network'/>
  </os>
   <features>
     <acpi/>
     <apic/>
+    ${arch/aarch64/<gic version='3'\/>}
   </features>
   <clock offset='utc'/>
   <on_poweroff>destroy</on_poweroff>
-- 
1.9.1