Add storage volume mount role (#160)

Signed-off-by: Jim Enright <[email protected]>

Author: jimright

roles/mount/defaults/main.yml

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+---
+
+mount_volumes: []
+# mount_volumes:
+#   - device:
+#     mount:
+mount_provider: openstack # aws, openstack

roles/mount/meta/main.yml

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+# Copyright 2023 Cloudera, Inc. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+galaxy_info:
+  author: Webster Mudge ([email protected])
+  description: >
+    Create and mount an LVM partition for a specified storage volume.
+    Includes installation of the LVM2 OS package.
+  company: Cloudera
+  license: Apache-2.0
+
+  min_ansible_version: 2.10
+
+  platforms:
+  - name: Debian
+    versions: all
+  - name: Fedora
+    versions: all
+  - name: GenericLinux
+    versions: all
+  - name: MacOSX
+    versions: all
+  - name: Ubuntu
+    versions: all
+
+  galaxy_tags:
+  - storage
+  - mount
+  - cdp
+  - aws
+  - openstack

roles/mount/tasks/main.yml

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+---
+
+- name: Generate map of EBS volume attachments
+  when: mount_provider == 'aws'
+  block:
+    - name: Collect details on mapped EBS volumes
+      ansible.builtin.setup:
+        gather_subset:
+          - hardware
+        
+    - name: Map NVME volume attachments
+      when: device.key is match("nvme")
+      ansible.builtin.set_fact:
+        ebs_device_map: "{{ ebs_device_map | default({}) | combine({ volume : '/dev/' + device.key }) }}"
+      loop: "{{ ansible_devices | dict2items }}"
+      loop_control:
+        loop_var: device
+        label: "{{ device.key }}"
+      vars:
+        ebs_prefix: nvme-Amazon_Elastic_Block_Store_vol
+        volume: "vol-{{ device.value.links.ids | select('match', ebs_prefix) | map('regex_replace', '^' + ebs_prefix) | list | first }}"
+
+- name: Set required facts for volumes
+  ansible.builtin.set_fact:
+      __storage_volumes_facts: "{{ __storage_volumes_facts | default([]) | union([storage_volume_detail]) }}"
+  vars:
+    __device: "{{ ebs_device_map[volume.vol_id] | default(volume.device) }}"
+    __speared_device: "{{ __device | replace('/', '-') }}"
+    storage_volume_detail:
+      device: "{{ __device }}"
+      partition: "{{ __device + (mount_provider == 'aws') | ternary('p1', '1') }}"
+      vg_name: "{{ 'vg' + __speared_device }}"
+      lv_name: "{{ 'lv' + __speared_device }}"
+      mount: "{{ volume.mount }}"
+  loop: "{{ storage_volumes }}"
+  loop_control:
+    loop_var: volume
+    label: "{{ __device }}"
+
+- name: Install lvm2 dependency
+  ansible.builtin.package:
+    name: lvm2
+    state: present
+
+- name: Create a new primary partition for LVM
+  community.general.parted:
+    device: "{{ volume.device }}"
+    number: 1
+    flags: [ lvm ]
+    state: present
+    part_start: "0%"
+    part_end: "100%"
+  loop: "{{ __storage_volumes_facts }}"
+  loop_control:
+    loop_var: volume
+    label: "{{ volume.device }}"
+
+- name: Create and mount the volume
+  ansible.builtin.include_tasks: volume.yml
+  when: volume.mount not in (ansible_mounts | default([]) | map(attribute='mount') | list)
+  loop: "{{ __storage_volumes_facts }}"
+  loop_control:
+    loop_var: volume
+    label: "{{ volume.device }}"

roles/mount/tasks/volume.yml

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+---
+# 'volume' is an entry from '__storage_volume_facts'
+
+- name: Create LVM volume group
+  community.general.lvg:
+    vg: "{{ volume.vg_name }}"
+    pvs: "{{ volume.partition }}"
+
+- name: Create logical volume
+  community.general.lvol:
+    vg: "{{ volume.vg_name }}"
+    lv:  "{{ volume.lv_name }}"
+    size: +100%FREE
+    force: yes
+
+- name: Format partition as XFS
+  community.general.filesystem:
+    dev: "{{ '/'.join(['/dev',volume.vg_name, volume.lv_name]) }}"
+    fstype: xfs
+
+- name: Create the mount directory
+  ansible.builtin.file:
+    path: "{{ volume.mount }}"
+    state: directory
+    mode: '0755'
+
+- name: Mount the logical volume
+  mount:
+    path: "{{ volume.mount }}"
+    src: "{{ '/'.join(['/dev',volume.vg_name, volume.lv_name]) }}"
+    fstype: xfs
+    state: mounted
+