Fix pci-passthrough.yml handlers

Author: Alex-Welsh

etc/kayobe/ansible/pci-passthrough.yml

@@ -6,14 +6,15 @@
     # and before overcloud host configure - we can't assume
     # users and venvs exist.
     ansible_user: "{{ bootstrap_user }}"
-    ansible_python_interpreter: "/usr/bin/python3"
     ansible_ssh_common_args: "-o StrictHostKeyChecking=no"
+    ansible_python_interpreter: "/usr/bin/python3"
     vfio_pci_ids: |-
       {% set output = [] %}
       {% for gpu_type in gpu_group_map | dict2items | map(attribute='value') | flatten | unique | default([]) %}
       {% set _ = output.append(stackhpc_gpu_data[gpu_type]['vendor_id'] + ':' + stackhpc_gpu_data[gpu_type]['product_id']) %}
       {% endfor %}
       {{ output | join(',') }}
+    reboot_timeout_s: "{{ 20 * 60 }}"
   tasks:
     - name: Template dracut config
       blockinfile:
@@ -27,7 +28,7 @@
       become: true
       notify:
         - Regenerate initramfs
-        - reboot
+        - Reboot
 
     - name: Add vfio to modules-load.d
       blockinfile:
@@ -56,7 +57,7 @@
         create: true
       become: true
       notify:
-        - reboot
+        - Reboot
         - Regenerate initramfs
 
     - name: Ignore unsupported model specific registers
@@ -83,7 +84,7 @@
         group: root
         create: true
       become: true
-      notify: reboot
+      notify: Reboot
 
     - name: Add vfio-pci.ids kernel args
       include_role:
@@ -99,10 +100,36 @@
           - vfio-pci.ids
 
   handlers:
-    - name: Regenerate initramfs
-      command: /usr/sbin/update-initramfs -u
+    - name: Regenerate initramfs (RedHat)
+      listen: Regenerate initramfs
+      ansible.builtin.shell: |-
+        #!/bin/bash
+        set -eux
+        dracut -v -f /boot/initramfs-$(uname -r).img $(uname -r)
       become: true
+      changed_when: true
+      when: ansible_facts.os_family == 'RedHat'
 
-    # TODO: Check if this works
-    - name: reboot
-      import_playbook: reboot.yml
+    - name: Regenerate initramfs (Debian)
+      listen: Regenerate initramfs
+      ansible.builtin.shell: |-
+        #!/bin/bash
+        set -eux
+        update-initramfs -u -k $(uname -r)
+      become: true
+      changed_when: true
+      when: ansible_facts.os_family == 'Debian'
+
+    - name: Reboot
+      become: true
+      ansible.builtin.reboot:
+        reboot_timeout: "{{ reboot_timeout_s }}"
+        search_paths:
+          # Systems running molly-guard hang waiting for confirmation before rebooting without this.
+          - /lib/molly-guard
+          # Default list:
+          - /sbin
+          - /bin
+          - /usr/sbin
+          - /usr/bin
+          - /usr/local/sbin