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https://github.com/mrlesmithjr/ansible-zfs

Installs and configures ZFS On Linux
https://github.com/mrlesmithjr/ansible-zfs

ansible ansible-role

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Installs and configures ZFS On Linux

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README

        

**Table of Contents** *generated with [DocToc](https://github.com/thlorenz/doctoc)*

- [ansible-zfs](#ansible-zfs)
- [Requirements](#requirements)
- [Vagrant](#vagrant)
- [Role Variables](#role-variables)
- [Dependencies](#dependencies)
- [Example Playbook](#example-playbook)
- [GitHub](#github)
- [Advanced Example ZPool Creation](#advanced-example-zpool-creation)
- [License](#license)
- [Author Information](#author-information)

# ansible-zfs

Installs and configures ZFS On Linux ()

## Requirements

At least one un-used physical hard-drive to create ZFS Pool

## Vagrant

Spin up a test environment using Vagrant

```bash
vagrant up
```

This will spin up a server w/ some ZFS volumes including iSCSI devices...
You can view/use iSCSI volumes from the client node...

```bash
vagrant ssh client
sudo iscsiadm -m discovery -t st -p 192.168.202.201
sudo iscsiadm -m node --login
```

You should now have /dev/sdb and /dev/sdc on your client to format and mount

```bash
sudo fdisk -l
```

```raw
Disk /dev/sdb: 1073 MB, 1073741824 bytes
34 heads, 61 sectors/track, 1011 cylinders, total 2097152 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

Disk /dev/sdb doesn't contain a valid partition table

Disk /dev/sdc: 2147 MB, 2147483648 bytes
67 heads, 62 sectors/track, 1009 cylinders, total 4194304 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

Disk /dev/sdc doesn't contain a valid partition table
vagrant@client:~$ sudo fdisk /dev/sdb
Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabel
Building a new DOS disklabel with disk identifier 0xa1af287f.
Changes will remain in memory only, until you decide to write them.
After that, of course, the previous content won't be recoverable.
```

## Role Variables

```yaml
---
# defaults file for ansible-zfs

# Defines if ZFS filesystem(s) are created
zfs_create_filesystems: false

# Defines if ZFS pool(s) are created
zfs_create_pools: false

# Defines if ZFS volumes(s) are created
zfs_create_volumes: false
zfs_debian_package_key: http://zfsonlinux.org/4D5843EA.asc
zfs_debian_package_url: http://archive.zfsonlinux.org/debian/pool/main/z/zfsonlinux
zfs_debian_package_version: 6
zfs_debian_package: "zfsonlinux_{{ zfs_debian_package_version }}_all.deb"
zfs_enable_auto_snapshots: true

# Defines if iscsitarget is installed to server iSCSI volumes
zfs_enable_iscsi: false

# Defines if NFS Kernel Server should be installed to serve NFS
zfs_enable_nfs: false

# Defines if paramaters defined in zfs_performance_tuning are applied
zfs_enable_performance_tuning: false

# Defines if Samba is installed and configured
zfs_enable_samba: false

# Defines if keys for encrypted filesystems are loaded on boot
zfs_autoload_encryption_keys: false

# Defines filesystems to manage
zfs_filesystems: []
# - name: nfs
# pool: tank
# atime: off
# # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
# compression: lz4
# # latency (default) | throughput
# logbias: latency
# # Define an alternate mountpoint
# # mountpoint: /var/lib/docker
# # all (default) | none | metadata
# primarycache: all
# quota: 3G
# # Defines recordsize.. 16K | 32K | 64K | 128K (default) | and etc.
# recordsize: 16K
# sharenfs: on
# # standard (default) | always | disabled sync: disabled
# # Controls whether the snapshots devices of zvol's are hidden or visible. hidden (default) | visible
# snapdev: visible
# # Controls whether the .zfs directory is hidden or visible in the root of the file system. hidden (default) | visible
# snapdir: visible
# state: present
# - name: Shares/Movies
# compression: lz4
# group: nogroup
# mountpoint: /TANK/Shares/Movies
# owner: nobody
# pool: TANK
# quota: none
# sharesmb: true
# smb_options:
# browseable: "yes"
# comment: ""
# create_directory_mask: "0755"
# create_mask: "0777"
# guest_ok: "yes"
# read_only: "no"
# share_name: Movies
# writable: "yes"
# xattr: sa
# acltype: posixacl
# state: present
# #standard (default) | always | disabled
# sync: disabled
# - name: encrypted-fs
# pool: tank
# state: present
# # The encryption algorithm to use, or just "on" to use the default one picked by ZFS.
# encryption: aes-256-gcm
# # Where to lookup the key on the filesystem. Prompt is not supported by this role.
# keylocation: "file:///use/local/etc/zfs/keys/tank/encyrpted-fs"
# # passphrase | hex | raw
# keyformat: "hex"

# Defines if this role should manage the installation of ZFS, including updates.
zfs_install_update: true

# Defines if iscsitarget service is enabled
zfs_iscsistarget_enable: "{{ zfs_enable_iscsi }}"

# Define your FQDN in reverse...(local.vagrant)
zfs_iscsistarget_iqn: iqn.2001-04.org.example

zfs_iscsistarget_max_sleep: 3
zfs_iscsistarget_options: ""
zfs_iscsitarget_target_portals:
# Define IP address to listen for iSCSI connections | ALL (default) | cidr (x.x.x.x/xx) | disable ALL if defining cidr
- ALL
# - 10.0.2.0/24
# - 192.168.2.0/24

# Defines if ZFS Filesystem mountpoint permissions are managed
zfs_manage_filesystem_permissions: false

zfs_performance_tuning:
- param: zfs_prefetch_disable
value: 1
- param: zfs_txg_timeout
value: 5
- param: zfs_arc_max
# 1/2 total system memory
value: "{{ (ansible_memtotal_mb | int * 1024 * 1024 * 0.5) | round | int }}"
- param: zfs_arc_meta_limit
# 1/4 zfs_arc_max
value: "{{ (ansible_memtotal_mb | int * 1024 * 1024 * 0.125) | round | int }}"
- param: zfs_arc_min
# 1/2 zfs_arc_meta_limit
value: "{{ (ansible_memtotal_mb | int * 1024 * 1024 * 0.0625) | round | int }}"

# Defines zpool(s) to manage
zfs_pools: []
# - name: SSD-TANK
# action: create
# # set permanent options at creation time
# options:
# ashift: 13
# # atime: on
# # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
# compression: lz4
# # Define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
# devices:
# - ata-INTEL_SSDSC2BW240A4_CVDA352100YL2403GN
# - ata-INTEL_SSDSC2BW240A4_BTDA329505KM2403GN
# # Define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
# type: mirror
# state: present
# # override global scrub cron job parameters per zpool
# scrub_cron:
# # enable: False # disable scrub cron job creation for this specific zpool
# hour: 2
# weekday: sat
# - name: SSD-TANK
# action: add
# # atime: on
# compression: lz4
# devices:
# - ata-INTEL_SSDSC2BW240A4_CVDA352100GP2403GN
# - ata-INTEL_SSDSC2BW240A4_CVDA401000Q02403GN
# type: mirror
# state: present
# - name: SSD-TANK
# action: add
# # atime: on
# compression: lz4
# devices:
# - ata-INTEL_SSDSC2BW240A4_CVDA4010045B2403GN
# - ata-INTEL_SSDSC2BW240A4_BTDA329501102403GN
# type: mirror
# xattr: sa
# acltype: posixacl
# state: present

# defines global scrub cron job parameters. Only applies when `zfs_enable_monitoring` is set to True.
zfs_pools_scrub_cron:
minute: 0
hour: 0
day: *
month: *
weekday: sun
zfs_ubuntu_ppa: ppa:zfs-native/stable

# Defines block-device volumes to manage
zfs_volumes: []
# - name: backups
# pool: tank
# # Defines if iscsitarget should serve volume... | on | off | or not defined
# shareiscsi: on
# # Defines volsize for block devices
# volsize: 1G
# lun: 0
# allow:
# - ALL
# state: present
# - name: data
# pool: tank
# shareiscsi: on
# volsize: 2G
# lun: 1
# allow:
# # - 10.0.0.0/8
# - 192.168.202.0/24
# state: present
# - name: encrypted-vol
# pool: tank
# state: present
# # The encryption algorithm to use, or just "on" to use the default one picked by ZFS.
# encryption: on
# # Where to lookup the key on the filesystem. Prompt is not supported by this role.
# keylocation: "file:///use/local/etc/zfs/keys/tank/encyrpted-vol"
# # passphrase | hex | raw
# keyformat: "hex"
# volsize: 3G

zfs_enable_monitoring: False

# in percentage.
zfs_monitoring_capacity_threshold: 80

# in days.
zfs_monitoring_scrub_max_age: 8

zfs_monitoring_email_dest: root@localhost
```

## Dependencies

None

## Example Playbook

#### GitHub

````yaml
---
- name: Installs ZFS On Linux
hosts: all
become: true
vars:
- zfs_iscsistarget_iqn: iqn.2001-04.local.vagrant #define your FQDN in reverse...(local.vagrant)
- zfs_iscsitarget_target_portals:
- 192.168.202.0/24
- zfs_enable_iscsi: true
- zfs_enable_nfs: true
roles:
- role: ansible-zfs
tasks:
```yaml
#### Galaxy
```yaml
---
- name: Installs ZFS On Linux
hosts: all
become: true
vars:
- zfs_iscsistarget_iqn: iqn.2001-04.local.vagrant #define your FQDN in reverse...(local.vagrant)
- zfs_iscsitarget_target_portals:
- 192.168.202.0/24
- zfs_enable_iscsi: true
- zfs_enable_nfs: true
roles:
- role: mrlesmithjr.zfs
tasks:
````

## Advanced Example ZPool Creation

```yaml
zfs_pools: #defines zpool(s) to manage
- name: 'SSD-TANK'
action: 'create'
# atime: 'on'
options: # set permanent options at creation time
ashift: 13
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices: #define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
- 'ata-INTEL_SSDSC2BW240A4_CVDA352100YL2403GN'
- 'ata-INTEL_SSDSC2BW240A4_BTDA329505KM2403GN'
- 'ata-INTEL_SSDSC2BW240A4_CVDA352100GP2403GN'
- 'ata-INTEL_SSDSC2BW240A4_CVDA401000Q02403GN'
- 'ata-INTEL_SSDSC2BW240A4_CVDA4010045B2403GN'
- 'ata-INTEL_SSDSC2BW240A4_BTDA329501102403GN'
- 'ata-INTEL_SSDSC2BW240A4_BTDA329503XM2403GN'
- 'ata-INTEL_SSDSC2BW240A4_CVDA4010011R2403GN'
type: 'raidz2' #define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
state: 'present'
- name: 'SSD-TANK'
action: 'add'
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices:
- 'ata-INTEL_SSDSC2BW240A4_BTDA3300022F2403GN'
type: 'spare'
state: 'present'
- name: 'TANK'
action: 'create'
# atime: 'on'
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices: #define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
- 'ata-ST2000VN000-1HJ164_W522KVAS'
- 'ata-ST2000VN000-1HJ164_W522KW2J'
type: 'mirror' #define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
state: 'present'
- name: 'TANK'
action: 'add'
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices: #define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
- 'ata-ST2000DM001-1CH164_Z1E957EP'
- 'ata-ST2000DM001-1ER164_W4Z08B5M'
type: 'mirror' #define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
state: 'present'
- name: 'TANK'
action: 'add'
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices: #define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
- 'ata-ST2000DM001-1ER164_W4Z08FPX'
- 'ata-ST2000DM001-1ER164_W5009JQ4'
type: 'mirror' #define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
state: 'present'
- name: 'TANK'
action: 'add'
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices: #define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
- 'ata-ST2000DM001-1CH164_W1E3XCBV'
- 'ata-ST2000DM001-1CH164_W1E3V7VA'
type: 'mirror' #define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
state: 'present'
- name: 'TANK'
action: 'add'
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices: #define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
- 'ata-ST31000340NS_9QJ814GW'
- 'ata-ST31000340NS_9QJ80NQK'
type: 'mirror' #define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
state: 'present'
- name: 'TANK'
action: 'add'
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices: #define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
- 'ata-INTEL_SSDSC2CW120A3_CVCV248102U3120BGN'
type: 'cache' #define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
state: 'present'
- name: 'TANK'
action: 'add'
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices: #define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
- 'ata-INTEL_SSDSC2CW120A3_CVCV2515011Y120BGN'
type: 'cache' #define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
state: 'present'
- name: 'TANK'
action: 'add'
compression: 'lz4' # on | off (default) | lzjb | gzip | gzip-1 | gzip-2 | gzip-3 | gzip-4 | gzip-5 | gzip-6 | gzip-7 | gzip-8 | gzip-9 | lz4 | zle
devices: #define devices to create pool with...can define multiple by | sdb sdc sdd sde sdf | all on one line w/spaces
- 'ata-ST2000DL003-9VT166_5YD48V54'
type: 'spare' #define pool type... | basic (no-raid) | mirror | raidz | raidz2 | raidz3
state: 'present'
```

## License

BSD

## Author Information

Larry Smith Jr.

- @mrlesmithjr
-
- mrlesmithjr [at] gmail.com