packages, zfs pool

ansible/infra/nodito/32_zfs_pool_setup_playbook.yml

@@ -0,0 +1,172 @@
+- name: Setup ZFS RAID 1 Pool for Proxmox Storage
+  hosts: nodito
+  become: true
+  vars_files:
+    - ../infra_vars.yml
+    - nodito_vars.yml
+
+  tasks:
+    - name: Verify Proxmox VE is running
+      command: pveversion
+      register: pve_version_check
+      changed_when: false
+      failed_when: pve_version_check.rc != 0
+
+    - name: Update package cache
+      apt:
+        update_cache: yes
+        cache_valid_time: 3600
+
+    - name: Install ZFS utilities
+      package:
+        name:
+          - zfsutils-linux
+          - zfs-initramfs
+        state: present
+
+    - name: Load ZFS kernel module
+      modprobe:
+        name: zfs
+
+    - name: Ensure ZFS module loads at boot
+      lineinfile:
+        path: /etc/modules
+        line: zfs
+        state: present
+
+    - name: Check if ZFS pool already exists
+      command: zpool list {{ zfs_pool_name }}
+      register: zfs_pool_exists
+      failed_when: false
+      changed_when: false
+
+    - name: Check if disks are in use
+      shell: |
+        for disk in {{ zfs_disk_1 }} {{ zfs_disk_2 }}; do
+          if mount | grep -q "^$disk"; then
+            echo "ERROR: $disk is mounted"
+            exit 1
+          fi
+          if lsblk -n -o MOUNTPOINT "$disk" | grep -v "^$" | grep -q .; then
+            echo "ERROR: $disk has mounted partitions"
+            exit 1
+          fi
+        done
+      register: disk_usage_check
+      failed_when: disk_usage_check.rc != 0
+      changed_when: false
+
+    - name: Create ZFS RAID 1 pool with optimized settings
+      command: >
+        zpool create {{ zfs_pool_name }}
+        -o ashift=12
+        -O mountpoint=none
+        mirror {{ zfs_disk_1 }} {{ zfs_disk_2 }}
+      when: zfs_pool_exists.rc != 0
+      register: zfs_pool_create_result
+
+    - name: Check if ZFS dataset already exists
+      command: zfs list {{ zfs_pool_name }}/vm-storage
+      register: zfs_dataset_exists
+      failed_when: false
+      changed_when: false
+
+    - name: Create ZFS dataset for Proxmox storage
+      command: zfs create {{ zfs_pool_name }}/vm-storage
+      when: zfs_dataset_exists.rc != 0
+      register: zfs_dataset_create_result
+
+    - name: Set ZFS dataset properties for Proxmox
+      command: zfs set {{ item.property }}={{ item.value }} {{ zfs_pool_name }}/vm-storage
+      loop:
+        - { property: "mountpoint", value: "{{ zfs_pool_mountpoint }}" }
+        - { property: "compression", value: "lz4" }
+        - { property: "atime", value: "off" }
+        - { property: "xattr", value: "sa" }
+        - { property: "acltype", value: "posixacl" }
+        - { property: "dnodesize", value: "auto" }
+      when: zfs_dataset_exists.rc != 0
+
+    - name: Set ZFS pool properties for Proxmox
+      command: zpool set autotrim=off {{ zfs_pool_name }}
+      when: zfs_pool_exists.rc != 0
+
+    - name: Set ZFS pool mountpoint for Proxmox
+      command: zfs set mountpoint={{ zfs_pool_mountpoint }} {{ zfs_pool_name }}
+      when: zfs_pool_exists.rc == 0
+
+    - name: Export and re-import ZFS pool for Proxmox compatibility
+      shell: |
+        zpool export {{ zfs_pool_name }}
+        zpool import {{ zfs_pool_name }}
+      when: zfs_pool_exists.rc != 0
+      register: zfs_pool_import_result
+
+
+    - name: Ensure ZFS services are enabled
+      systemd:
+        name: "{{ item }}"
+        enabled: yes
+        state: started
+      loop:
+        - zfs-import-cache
+        - zfs-import-scan
+        - zfs-mount
+        - zfs-share
+        - zfs-zed
+
+    - name: Check if ZFS pool storage already exists in Proxmox config
+      stat:
+        path: /etc/pve/storage.cfg
+      register: storage_cfg_file
+
+    - name: Check if storage name exists in Proxmox config
+      shell: "grep -q '^zfspool: {{ zfs_pool_name }}' /etc/pve/storage.cfg"
+      register: storage_exists_check
+      failed_when: false
+      changed_when: false
+      when: storage_cfg_file.stat.exists
+
+    - name: Set storage not configured when config file doesn't exist
+      set_fact:
+        storage_exists_check:
+          rc: 1
+      when: not storage_cfg_file.stat.exists
+
+    - name: Debug storage configuration status
+      debug:
+        msg: |
+          Config file exists: {{ storage_cfg_file.stat.exists }}
+          Storage check result: {{ storage_exists_check.rc }}
+          Pool exists: {{ zfs_pool_exists.rc == 0 }}
+          Will remove storage: {{ zfs_pool_exists.rc == 0 and storage_exists_check.rc == 0 }}
+          Will add storage: {{ zfs_pool_exists.rc == 0 and storage_exists_check.rc != 0 }}
+
+    - name: Remove existing storage if it exists
+      command: pvesm remove {{ zfs_pool_name }}
+      register: pvesm_remove_result
+      failed_when: false
+      when: 
+        - zfs_pool_exists.rc == 0
+        - storage_exists_check.rc == 0
+
+    - name: Add ZFS pool storage to Proxmox using pvesm
+      command: >
+        pvesm add zfspool {{ zfs_pool_name }}
+        --pool {{ zfs_pool_name }}
+        --content rootdir,images
+        --sparse 1
+      when: 
+        - zfs_pool_exists.rc == 0
+        - storage_exists_check.rc != 0
+      register: pvesm_add_result
+
+    - name: Verify ZFS pool is healthy
+      command: zpool status {{ zfs_pool_name }}
+      register: final_zfs_status
+      changed_when: false
+
+    - name: Fail if ZFS pool is not healthy
+      fail:
+        msg: "ZFS pool {{ zfs_pool_name }} is not in a healthy state"
+      when: "'ONLINE' not in final_zfs_status.stdout"