Split out carp roles

roles/pfsense_upgrade/tasks/carp_post.yml

@@ -0,0 +1,49 @@
+# roles/pfsense_upgrade/tasks/carp_post.yml
+# Handles CARP/HA post-upgrade logic: restore and verification.
+# Only runs on primary after successful upgrade.
+
+# ---------------------------------------------------------------------------
+# Post-upgrade: restore CARP on primary and verify state
+# ---------------------------------------------------------------------------
+- name: "[CARP/primary] Re-enable CARP (exit maintenance mode)"
+  ansible.builtin.raw: |
+    php -r 'require_once("/etc/inc/interfaces.inc"); interfaces_carp_set_maintenancemode(false);'
+  register: _carp_restore
+  changed_when: true
+  when:
+    - ha_role == 'primary'
+    - ha_peer is defined
+
+- name: "[CARP/primary] Wait for CARP state to stabilize after restore"
+  ansible.builtin.pause:
+    seconds: 20
+  when: 
+    - ha_role == 'primary'
+    - ha_peer is defined
+
+- name: "[CARP/primary] Verify primary has reclaimed MASTER for all VIPs"
+  ansible.builtin.raw: |
+    php -r 'require_once("/etc/inc/config.inc"); require_once("/etc/inc/interfaces.inc"); $all_master = true; foreach(config_get_path("virtualip/vip", []) as $vip) { if ($vip["mode"] != "carp") continue; if (get_carp_interface_status("_vip" . $vip["uniqid"]) != "MASTER") { $all_master = false; break; } } echo $all_master ? "ALL_MASTER" : "NOT_ALL_MASTER";'
+  register: _primary_carp_final
+  changed_when: false
+  when:
+    - ha_role == 'primary'
+    - ha_peer is defined
+
+- name: "[CARP/primary] Warn if primary did not reclaim MASTER"
+  ansible.builtin.debug:
+    msg: >
+      WARNING: Primary CARP state is '{{ _primary_carp_final.stdout }}' — expected ALL_MASTER.
+      This may resolve on its own. Check CARP status on both nodes manually.
+  when:
+    - ha_role == 'primary'
+    - ha_peer is defined
+    - _primary_carp_final.stdout != "ALL_MASTER"
+
+- name: "[CARP/primary] CARP state confirmed restored"
+  ansible.builtin.debug:
+    msg: "{{ inventory_hostname }} has reclaimed MASTER for all VIPs. HA pair is fully operational."
+  when:
+    - ha_role == 'primary'
+    - ha_peer is defined
+    - _primary_carp_final.stdout == "ALL_MASTER"