From 23ec5073810119ac5684d1b4458ec27ed898228e Mon Sep 17 00:00:00 2001
From: Christian Segundo
Date: Thu, 20 Apr 2023 10:24:53 +0200
Subject: first commit

---
 README.md          | 29 +++++++++++++++++++++++++++++
 defaults/main.yaml |  2 ++
 meta/main.yml      | 12 ++++++++++++
 tasks/main.yaml    | 28 ++++++++++++++++++++++++++++
 tasks/zpool.yaml   | 23 +++++++++++++++++++++++
 5 files changed, 94 insertions(+)
 create mode 100644 README.md
 create mode 100644 defaults/main.yaml
 create mode 100644 meta/main.yml
 create mode 100644 tasks/main.yaml
 create mode 100644 tasks/zpool.yaml

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..b6505e6
--- /dev/null
+++ b/README.md
@@ -0,0 +1,29 @@
+# zfs
+
+## Example playbook
+
+```
+- hosts: foo
+  vars:
+  roles:
+    - role: someone_stole_my_name.zfs
+      vars:
+        zpools:
+          - name: foopool
+            state: present
+            mode: mirror
+            mountpoint: none
+            devices:
+              - ata-ST4000VN006-5CW102_ZW60XPA3
+              - ata-ST4000VN006-5CW102_ZW60XPA5
+
+        zvols:
+          - name: barvool
+            state: present
+            pool: foopool
+            extra_zfs_properties:
+              refquota: 256M
+              dedup: on
+              compression: on
+              mountpoint: /mnt/barvool
+```
diff --git a/defaults/main.yaml b/defaults/main.yaml
new file mode 100644
index 0000000..62240ea
--- /dev/null
+++ b/defaults/main.yaml
@@ -0,0 +1,2 @@
+zpools: []
+zvols: []
diff --git a/meta/main.yml b/meta/main.yml
new file mode 100644
index 0000000..eec0f11
--- /dev/null
+++ b/meta/main.yml
@@ -0,0 +1,12 @@
+---
+galaxy_info:
+  description: Manage ZFS pools and volumes
+  role_name: zfs
+  namespace: someone_stole_my_name
+  author: Christian Segundo
+  license: BSD-3-Clause
+  min_ansible_version: "2.7"
+  platforms:
+    - name: Debian
+  galaxy_tags:
+    - zfs
diff --git a/tasks/main.yaml b/tasks/main.yaml
new file mode 100644
index 0000000..207006b
--- /dev/null
+++ b/tasks/main.yaml
@@ -0,0 +1,28 @@
+- name: Install packages
+  block:
+    - apt:
+        name:
+          - linux-headers-amd64
+          - zfs-dkms
+    - apt:
+        name: zfsutils-linux
+        default_release: "{{ ansible_distribution_release | lower }}-backports"
+
+- name: Add the zfs module
+  community.general.modprobe:
+    name: zfs
+    state: present
+
+- include_tasks: zpool.yaml
+  loop: "{{ zpools }}"
+  loop_control:
+    loop_var: zpool
+
+- name: Create ZVOL
+  community.general.zfs:
+    name: "{{ zvol.pool }}/{{ zvol.name }}"
+    state: "{{ zvol.state }}"
+    extra_zfs_properties: "{{ zvol.extra_zfs_properties }}"
+  loop: "{{ zvols }}"
+  loop_control:
+    loop_var: zvol
diff --git a/tasks/zpool.yaml b/tasks/zpool.yaml
new file mode 100644
index 0000000..97ba8c6
--- /dev/null
+++ b/tasks/zpool.yaml
@@ -0,0 +1,23 @@
+- name: Check ZFS pool existance
+  command: zpool list -Ho name {{ zpool.name }}
+  register: result_pool_list
+  ignore_errors: true
+  changed_when: false
+
+- name: Create ZFS pool
+  command: >-
+    zpool create
+    {% if zpool.options is defined and zpool.options | length > 0 %}-o {{ zpool.options | join(' -o ') }}{% endif %}
+    {% if zpool.mountpoint %}-m {{ zpool.mountpoint }}{% endif %}
+    {{ zpool.name }}
+    {% if zpool.mode is defined %}{{ zpool.mode }}{% endif %}
+    {{ zpool.devices | join(' ') }}
+  when:
+    - zpool.state | default('present') == 'present'
+    - result_pool_list.rc == 1
+
+- name: Destroy ZFS pool
+  command: zpool destroy {{ zpool.name }}
+  when:
+    - zpool.state | default('present') == 'absent'
+    - result_pool_list.rc == 0
-- 
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