Initial project commit

.ansible-lint

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+skip_list:
+  - yaml[colons]
+  - yaml[empty-lines]
+  - yaml[line-length]
+  - no-changed-when

README.md

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+verified_reboot
+=========
+
+This role will use proc's boot_id file to determine if a host has rebooted or not.
+
+

defaults/main.yml

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+---
+verified_reboot_reboot_time: 1 # Time in minutes issued to the shutdown command
+verified_reboot_reboot_msg: '*** ANSIBLE INITIATED REBOOT ***'
+verified_reboot_bootid_file: /proc/sys/kernel/random/boot_id
+verified_reboot_max_checks: 10
+
+# Maximum number of seconds to wait for a connection to happen before closing and retrying.
+verified_reboot_wait_conn_timeout: 20
+
+# Number of seconds to sleep between checks.
+verified_reboot_wait_sleep: 10
+
+# Number of seconds to wait before starting to poll.
+verified_reboot_wait_delay: 70
+
+# Maximum number of seconds to wait for.
+verified_reboot_wait_timeout: 1800

meta/main.yml

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+galaxy_info:
+  author: Chris Hammer
+  description: This role will use proc's boot_id file to determine if a host has rebooted or not.
+
+  # If the issue tracker for your role is not on github, uncomment the
+  # next line and provide a value
+  # issue_tracker_url: http://example.com/issue/tracker
+
+  # Choose a valid license ID from https://spdx.org - some suggested licenses:
+  # - BSD-3-Clause (default)
+  # - MIT
+  # - GPL-2.0-or-later
+  # - GPL-3.0-only
+  # - Apache-2.0
+  # - CC-BY-4.0
+  license: BSD-3-Clause
+
+  min_ansible_version: "2.14"
+
+  platforms:
+    - name: EL
+      versions:
+        - "7"
+        - "8"
+        - "9"
+

tasks/check_boot_id.yml

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+---
+- name: Wait for connection to host
+  ansible.builtin.wait_for_connection:
+    connect_timeout: "{{ verified_reboot_wait_conn_timeout }}"
+    sleep: "{{ verified_reboot_wait_sleep }}"
+    delay: "{{ verified_reboot_wait_delay }}"
+    timeout: "{{ verified_reboot_wait_timeout }}"
+
+- name: Increment check count
+  ansible.builtin.set_fact:
+    verified_reboot_check_count:
+      "{{ 1 if verified_reboot_check_count is undefined else verified_reboot_check_count | int + 1 }}"
+
+- name: Capture post-reboot boot ID
+  ansible.builtin.slurp:
+    src: "{{ verified_reboot_bootid_file }}"
+  register: verified_reboot_post_boot_id_raw
+
+- name: Set post-reboot boot ID
+  ansible.builtin.set_fact:
+    verified_reboot_post_boot_id: "{{ verified_reboot_post_boot_id_raw['content'] | b64decode | trim }}"
+
+- name: Debug boot IDs
+  ansible.builtin.debug:
+    msg: "{{ verified_reboot_pre_boot_id }} == {{ verified_reboot_post_boot_id }}"
+    verbosity: 1
+
+- name: Max check count exception
+  ansible.builtin.fail:
+    msg: "Max check count ({{ verified_reboot_max_checks }}) reached. Aborting."
+  when:
+    - verified_reboot_check_count | int >= verified_reboot_max_checks
+
+- name: Re-check host reboot status
+  ansible.builtin.include_tasks: check_boot_id.yml
+  when:
+    - verified_reboot_pre_boot_id == verified_reboot_post_boot_id
+    - verified_reboot_check_count | int < verified_reboot_max_checks

tasks/main.yml

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+---
+- name: Capture initial boot ID
+  ansible.builtin.slurp:
+    src: "{{ verified_reboot_bootid_file }}"
+  register: verified_reboot_pre_boot_id_raw
+
+- name: Set pre-reboot boot ID
+  ansible.builtin.set_fact:
+    verified_reboot_pre_boot_id: "{{ verified_reboot_pre_boot_id_raw['content'] | b64decode | trim }}"
+
+- name: Reboot the host
+  ansible.builtin.command:
+    cmd: "/usr/sbin/shutdown -r +{{ verified_reboot_reboot_time }} '{{ verified_reboot_reboot_msg }}'"
+
+- name: Verify reboot status of host
+  ansible.builtin.include_tasks: check_boot_id.yml