New stuff

check_device2.yml

@@ -0,0 +1,29 @@
+---
+- name: Something
+  hosts: bigboot
+  become: false
+  gather_facts: true
+
+  vars:
+    shrink_lv_devices:
+      - device: "/dev/mapper/system-root"
+        size: 81229615104
+
+  tasks:
+    - name: Get the mount point info
+      ansible.builtin.set_fact:
+        shrink_lv_mount_info: "{{ ansible_facts.mounts | selectattr('device', 'equalto', shrink_lv_devices[0].device) }}"
+
+    - name: Debug shrink_lv_mount_info
+      ansible.builtin.debug:
+        var: shrink_lv_mount_info
+
+    # - name: Assert that the mount point exists
+    #   ansible.builtin.assert:
+    #     that: (shrink_lv_mount_info | length) >= 1
+    #     fail_msg: "Mount point {{ shrink_lv_devices[0].device }} does not exist"
+
+    # - name: Assert that the filesystem is supported
+    #   ansible.builtin.assert:
+    #     that: shrink_lv_mount_info[0].fstype in ['ext4']
+    #     fail_msg: "Unsupported filesystem '{{ shrink_lv_mount_info[0].fstype }}' on '{{ shrink_lv_devices[0].device }}'"

check_device3.yml

@@ -0,0 +1,29 @@
+---
+- name: Something
+  hosts: bigboot
+  become: false
+  gather_facts: true
+
+  vars:
+    shrink_lv_devices:
+      - device: "/dev/mapper/system-root"
+        size: 81229615104
+
+      - device: "/dev/mapper/system-home"
+        size: 21536149506
+
+  tasks:
+    - name: Retrieve mount points
+      ansible.builtin.setup:
+        gather_subset:
+          - "!all"
+          - "!min"
+          - mounts
+
+    - name: Debug mounts
+      ansible.builtin.debug:
+        var: ansible_facts['mounts']
+
+    - name: Check if device has shrunken successfully
+      ansible.builtin.include_tasks: tasks/check_if_shrunk.yml
+      loop: "{{ shrink_lv_devices }}"

hosts

@@ -1,16 +1,16 @@
 [bigboot]
-bigboot-test-custom-1 ansible_host=10.10.42.5
+# bigboot-test-custom-1 ansible_host=10.10.42.5
 # bigboot-test-custom-2 ansible_host=10.10.42.13
 # bigboot-test-custom-4 ansible_host=10.10.42.15
-bigboot-test-custom-5 ansible_host=10.10.42.16
+# bigboot-test-custom-5 ansible_host=10.10.42.16
 bigboot-test-custom-6 ansible_host=10.10.42.1
-bigboot-test-custom-7 ansible_host=10.10.42.2
+# bigboot-test-custom-7 ansible_host=10.10.42.2
 # bigboot-test-custom-8 ansible_host=10.10.42.216
 # bigboot-test-custom-9 ansible_host=10.1.1.80
 
 [bigboot:vars]
-# ansible_user=root
-ansible_user=testuser1
+ansible_user=root
+# ansible_user=testuser1
 
 
 # [mailcow_dev]

tasks/check_if_shrunk.yml

@@ -0,0 +1,21 @@
+---
+- name: Debug item
+  ansible.builtin.debug:
+    var: item
+
+- name: Set device for mount
+  ansible.builtin.set_fact:
+    size_three: "{{ ansible_facts['mounts'] | selectattr('device', 'equalto', item['device']) | first }}"
+
+- name: Debug size_three
+  ansible.builtin.debug:
+    var: size_three['size_total']
+
+- name: Assert that the filesystem has shrunk
+  ansible.builtin.assert:
+    # yamllint disable-line rule:line-length
+    that: (size_three['size_total'] | int) <= (item['size'] | ansible.builtin.human_to_bytes)
+    fail_msg: >
+      Logical Volume {{ item['device'] }} was NOT shrunk as requested.
+    success_msg: >
+      Logical Volume {{ item['device'] }} has been shrunk as requested.