roles/integration_test/defaults/main.yml

@@ -16,5 +16,3 @@ integration_test__users:
   - claude
 # Where the golden image + overlays live (outside the repo).
 integration_test__cache_dir: "/var/lib/boma-integration"
-# nftables drop-in dir — must match base__firewall_dropin_dir (base role default: /etc/nftables.d)
-integration_test__nftables_dropin_dir: /etc/nftables.d

roles/integration_test/handlers/main.yml

@@ -1,15 +1 @@
 ---
-- name: Reload nftables
-  ansible.builtin.service:
-    name: nftables
-    state: reloaded
-  listen: "integration_test | reload nftables"
-  register: _nft_reload
-  # nftables is absent from the Molecule Docker container; ignore "not found" errors there.
-  # On real hosts where base has applied nftables, failures propagate normally.
-  failed_when:
-    - _nft_reload.failed
-    - >-
-      'Could not find the requested service nftables' not in (_nft_reload.msg | default(''))
-      and 'nftables.service not found' not in (_nft_reload.msg | default(''))
-      and 'Unit nftables.service not found' not in (_nft_reload.msg | default(''))

roles/integration_test/molecule/default/converge.yml

@@ -1,14 +1,7 @@
 ---
-# KVM/libvirt APT packages cannot be installed in the Docker Molecule container
-# (no internet; KVM unusable in a container). This converge exercises only the
-# nftables drop-in rendering via tasks_from, which IS meaningful in a container.
-# The full role (packages/libvirt) is exercised by make test-integration.
 - name: Converge
   hosts: all
   become: true
   gather_facts: true
-  tasks:
-    - name: Include integration_test firewall tasks
-      ansible.builtin.include_role:
-        name: integration_test
-        tasks_from: firewall.yml
+  roles:
+    - role: integration_test

roles/integration_test/molecule/default/prepare.yml

@@ -1,14 +0,0 @@
----
-# The Molecule Docker image ships with /var/lib/apt/lists/ cleared to minimise size.
-# KVM/libvirt packages cannot be installed in a container; converge only runs the
-# `firewall` tag. Pre-create /etc/nftables.d so the drop-in template task succeeds.
-- name: Prepare
-  hosts: all
-  become: true
-  gather_facts: false
-  tasks:
-    - name: Create nftables drop-in dir (normally created by the config task)
-      ansible.builtin.file:
-        path: /etc/nftables.d
-        state: directory
-        mode: "0755"

roles/integration_test/molecule/default/verify.yml

@@ -1,18 +1,25 @@
 ---
-# Package-install and cache-dir tasks are skipped (converge runs `firewall` tag only;
-# KVM/libvirt packages cannot be fetched in the Docker container). This scenario
-# verifies the nftables drop-in renders correctly.
 - name: Verify
   hosts: all
   become: true
   gather_facts: false
   tasks:
-    - name: Read the libvirt bridge nftables drop-in
-      ansible.builtin.slurp:
-        src: /etc/nftables.d/10-libvirt-boma.nft
-      register: _dropin
-    - name: Assert drop-in contains virbr-boma accept rule
+    - name: Gather package facts
+      ansible.builtin.package_facts:
+    - name: Assert the substrate packages are installed
       ansible.builtin.assert:
         that:
-          - "'virbr-boma' in (_dropin.content | b64decode)"
-          - "'accept' in (_dropin.content | b64decode)"
+          - "'qemu-system-x86' in ansible_facts.packages"
+          - "'qemu-utils' in ansible_facts.packages"
+          - "'libvirt-daemon-system' in ansible_facts.packages"
+          - "'libvirt-clients' in ansible_facts.packages"
+          - "'virt-install' in ansible_facts.packages"
+          - "'cloud-image-utils' in ansible_facts.packages"
+          - "'genisoimage' in ansible_facts.packages"
+    - name: Cache dir exists
+      ansible.builtin.stat:
+        path: /var/lib/boma-integration
+      register: _cache
+    - name: Assert cache dir
+      ansible.builtin.assert:
+        that: [_cache.stat.isdir]

roles/integration_test/tasks/firewall.yml

@@ -1,8 +0,0 @@
----
-- name: Install the libvirt bridge nftables drop-in (virbr-boma input allow)
-  ansible.builtin.template:
-    src: 10-libvirt-boma.nft.j2
-    dest: "{{ integration_test__nftables_dropin_dir }}/10-libvirt-boma.nft"
-    mode: "0644"
-  notify: "integration_test | reload nftables"
-  tags: [firewall]

roles/integration_test/tasks/main.yml

@@ -30,6 +30,3 @@
     group: libvirt
     mode: "2775"
   tags: [config]
-
-- name: Import firewall tasks
-  ansible.builtin.import_tasks: firewall.yml

roles/integration_test/templates/10-libvirt-boma.nft.j2

@@ -1,12 +0,0 @@
-# {{ ansible_managed }}
-# Allow DHCP/DNS traffic arriving on the libvirt integration bridge to pass base's
-# inet filter input default-deny chain (ADR-025). nftables multi-table semantics mean
-# libvirt's own `ip filter` table accept is not enough — base's `inet filter` input
-# policy drop kills bridge traffic first without this drop-in.
-#
-# Bridge name "virbr-boma" must match NET_XML in scripts/integration-vm.py.
-table inet filter {
-  chain input {
-    iifname "virbr-boma" accept
-  }
-}

scripts/integration-vm.py

@@ -243,14 +243,9 @@ def up(host, name=None, mem_mib=DEFAULT_MEM_MIB, vcpus=DEFAULT_VCPUS):
 
 
 def wait_for_ip(name, timeout=120):
-    # Try --source lease first (fastest when leaseshelper works), then fall back to
-    # --source arp (reads the host neighbour/ARP table — no privileged helper needed,
-    # populated once the VM sends traffic). Both sources produce identical output that
-    # parse_lease_ip handles, so this removes the leaseshelper/suid dependency.
     end = time.time() + timeout
     while time.time() < end:
-        for source in ("lease", "arp"):
-            out = sh(["virsh", "domifaddr", name, "--source", source],
+        out = sh(["virsh", "domifaddr", name, "--source", "lease"],
                  check=False, capture=True).stdout
         ip = parse_lease_ip(out)
         if ip:

tests/test_integration_vm.py

@@ -32,14 +32,6 @@ def test_parse_lease_ip_extracts_ipv4():
 def test_parse_lease_ip_none_when_absent():
     assert ivm.parse_lease_ip("no leases\n") is None
 
-def test_parse_lease_ip_arp_source():
-    # virsh domifaddr --source arp output format is identical to --source lease;
-    # this test proves parse_lease_ip handles it so the arp fallback in wait_for_ip works.
-    out = (" Name       MAC address          Protocol     Address\n"
-           "-------------------------------------------------------------------\n"
-           " vnet0      52:54:00:de:ad:be    ipv4         192.168.150.73/24\n")
-    assert ivm.parse_lease_ip(out) == "192.168.150.73"
-
 
 def test_meta_data_has_instance_and_hostname():
     md = ivm.render_meta_data("iid-askari-x", "boma-it-askari-x")