Adding python-cffi requirements

- Introduce Ubuntu 18.04.5 VIRL image
- FIX mac addresses for dhcp
- Add ansible task for python-cffi install on perf testbeds

Change-Id: I8acfcdc8ee97c13ad4795a4ccde868a96b3fee47
Signed-off-by: Peter Mikus <pmikus@cisco.com>

2 files changed, 12 insertions, 4 deletions

diff --git a/resources/tools/testbed-setup/ansible/roles/sut/tasks/ubuntu_x86_64.yaml b/resources/tools/testbed-setup/ansible/roles/sut/tasks/ubuntu_x86_64.yaml
index dd0176b72b..38946b6bbb 100644
--- a/resources/tools/testbed-setup/ansible/roles/sut/tasks/ubuntu_x86_64.yaml
+++ b/resources/tools/testbed-setup/ansible/roles/sut/tasks/ubuntu_x86_64.yaml
@@ -96,3 +96,11 @@
     update_cache: True
   become: yes
   tags: install-pixman
+
+- name: Install python-cffi
+  apt:
+    name: 'python-cffi'
+    state: 'present'
+    update_cache: True
+  become: yes
+  tags: install-python-cffi
diff --git a/resources/tools/testbed-setup/pxe/dhcpd.conf b/resources/tools/testbed-setup/pxe/dhcpd.conf
index 00b5ed1ca0..2b30476f7c 100644
--- a/resources/tools/testbed-setup/pxe/dhcpd.conf
+++ b/resources/tools/testbed-setup/pxe/dhcpd.conf
@@ -110,12 +110,12 @@ subnet 10.30.51.0 netmask 255.255.255.0 {
     filename "pxelinux.0";
   }
   host s5-t22-sut1 {
-    hardware ethernet ac:1f:6b:8a:04:78;
+    hardware ethernet ac:1f:6b:ab:d9:ae;
     fixed-address 10.30.51.52;
     filename "pxelinux.0";
   }
   host s6-t22-tg1 {
-    hardware ethernet ac:1f:6b:8a:06:80;
+    hardware ethernet ac:1f:6b:ab:d7:4a;
     fixed-address 10.30.51.53;
     filename "pxelinux.0";
   }
@@ -130,7 +130,7 @@ subnet 10.30.51.0 netmask 255.255.255.0 {
     filename "pxelinux.0";
   }
   host s9-t24-sut1 {
-    hardware ethernet ac:1f:6b:8b:55:d8;
+    hardware ethernet ac:1f:6b:ab:d7:92;
     fixed-address 10.30.51.56;
     filename "pxelinux.0";
   }
@@ -196,4 +196,4 @@ subnet 10.30.51.0 netmask 255.255.255.0 {
 #    fixed-address 10.30.51.42;
 #    filename "ubuntu-installer/arm64/bootnetaa64.efi";
 #  }
-}
+}
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