first commit

tasks/centos.yml

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+---
+- name: centos | installing lvm2
+  yum:
+    name: system-storage-manager
+    state: present
+
+- name: centos | installing sg3_utils
+  yum:
+    name: sg3_utils
+    state: present
+
+- name: centos | checking for scsi devices
+  shell: sg_scan
+  register: scsi_devices
+  changed_when: False
+
+- name: centos | rescanning for new disks
+  command: /usr/bin/rescan-scsi-bus.sh
+  changed_when: False

tasks/create_lvm.yml

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+---
+- name: create_lvm | creating new LVM volume group
+  lvg:
+    vg: "{{ create_vgname }}"
+    pvs: "{{ lvm_new_disk }}"
+    state: present
+
+- name: create_lvm | creating new LVM logical volume
+  lvol:
+    vg: "{{ create_vgname }}"
+    lv: "{{ create_lvname }}"
+    size: "{{ create_lvsize }}"
+
+- name: create_lvm | creating new filesystem on new LVM logical volume
+  filesystem:
+    fstype: "{{ lvm_filesystem }}"
+    dev: "/dev/{{ create_vgname }}/{{ create_lvname }}"
+
+- name: create_lvm | mounting new filesystem
+  mount:
+    name: "{{ lvm_new_mntp }}"
+    src: "/dev/{{ create_vgname }}/{{ create_lvname }}"
+    fstype: "{{ lvm_filesystem }}"
+    state: mounted

tasks/debian.yml

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+---
+- name: debian | installing pre-reqs
+  apt:
+    name: "{{ item }}"
+    state: present
+  with_items:
+     - lvm2
+     - scsitools
+     - xfsprogs
+
+- name: debian | checking for scsi devices
+  shell: sg_scan
+  register: scsi_devices
+  changed_when: False
+
+- name: debian | rescanning for new disks added
+  command: /sbin/rescan-scsi-bus
+  changed_when: False
+  when: scsi_devices.stdout != ""

tasks/extend_lvm.yml

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+---
+- name: extend_lvm | extending existing LVM volume group
+  lvg:
+    vg: "{{ extend_vgname }}"
+    pvs: "{{ lvm_extend_disks }}"
+
+- name: extend_lvm | extending existing filesystem
+  command: lvextend {{ lvextend_options }} /dev/{{ extend_vgname }}/{{ extend_lvname }}

tasks/main.yml

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+---
+# tasks file for ansible-manage-lvm
+- include: debian.yml
+  when: ansible_os_family == "Debian"
+
+- include: centos.yml
+  when: ansible_os_family == "RedHat"
+
+- include: create_lvm.yml
+  when: create_lvm is defined and create_lvm
+
+- include: extend_lvm.yml
+  when: extend_lvm is defined and extend_lvm
+
+- include: resize_lvm.yml
+  when: resize_lvm is defined and resize_lvm

tasks/resize_lvm.yml

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+---
+- name: resize_lvm | resizing filesystem
+  command: resize2fs /dev/{{ resize_vgname }}/{{ resize_lvname }}