openqa/worker: initial attempt at openvswitch config

this is highly experimental and for deployment only to stg at
present...I have this stuff working on happyassassin, now trying
to translate it to stg.

roles/openqa/worker/files/ifcfg-br0

@@ -0,0 +1,10 @@
+DEVICETYPE='ovs'
+TYPE='OVSBridge'
+BOOTPROTO='static'
+IPADDR='10.0.2.2'
+NETMASK='255.254.0.0'
+DEVICE=br0
+STP=off
+ONBOOT='yes'
+NAME='br0'
+HOTPLUG='no'

roles/openqa/worker/tasks/main.yml

@@ -11,6 +11,7 @@
   dnf: name={{ item }} state=present
   with_items:
   - openqa-worker
+  - os-autoinst-openvswitch
   - libselinux-python
   - edk2.git-ovmf-x64
   tags:
@@ -29,6 +30,28 @@
   tags:
   - config
 
+- name: openvswitch service
+  service: name=openvswitch enabled=yes state=started
+  with_sequence: "count={{ openqa_workers }}"
+
+- name: openvswitch bridge device config
+  copy: src=ifcfg-br0 dest=/etc/sysconfig/network-scripts/ifcfg-br0 owner=root group=root mode=0644
+  notify:
+  - restart NetworkManager
+  tags:
+  - config
+
+- name: openvswitch tap devices config
+  template: src=ifcfg-tap dest=/etc/sysconfig/network-scripts/ifcfg-tap{{ item }} owner=root group=root mode=0644
+  with_sequence: start=0 end={{ openqa_workers | int }}
+  notify:
+  - restart NetworkManager
+  tags:
+  - config
+
+- name: os-autoinst openvswitch service
+  service: name=os-autoinst-openvswitch enabled=yes state=started
+
 - name: Worker services
   service: name=openqa-worker@{{ item }} enabled=yes state=started
   with_sequence: "count={{ openqa_workers }}"

roles/openqa/worker/templates/ifcfg-tap

@@ -0,0 +1,7 @@
+DEVICETYPE='ovs'
+TYPE='OVSPort'
+OVS_BRIDGE='br0'
+DEVICE='tap{{ item }}'
+ONBOOT='yes'
+BOOTPROTO='none'
+HOTPLUG='no'