LXD Install Script

Exiting ZFS Data Store called tank/lxd

#!/usr/bin/env bash
set -eux

import_zfs(){
  sudo apt-get update && sudo apt-get install -y zfsutils-linux
  # ls /dev/disk/by-id/
  sudo zpool import <id>
  sudo zpool status
  sudo zfs list
}

install_lxd(){
  # sudo apt-get update && sudo apt-get install -y zfsutils-linux nftables wipe
  sudo apt-get update && sudo apt-get install -y zfsutils-linux nftables
  # sudo snap install lxd --channel=latest/stable

  sudo cat <<EOF | lxd init --preseed
# Daemon settings
config:
  core.https_address: 0.0.0.0:9999
  core.trust_password: sekret
  images.auto_update_interval: 6
# Storage pools
  # Importing our pools
# Network devices
networks:
- name: lxdbr0
  type: bridge
  config:
    ipv4.address: 172.16.0.1/23
    ipv6.address: none
# Profiles
profiles:
- name: default
  config: {}
  description: "Default profile"
  devices:
    eth0:
      name: eth0
      network: lxdbr0
      type: nic
    root:
      path: /
      pool: default
      type: disk
- name: test-profile
  description: "Test profile"
  config:
    limits.memory: 2GB
  devices:
    test0:
      name: test0
      nictype: bridged
      parent: lxd-my-bridge
      type: nic
EOF
sudo lxd recover
# <answer yes on all you want to recover>
}

list_nft(){
  sudo nft list tables
  sudo nft list ruleset
}

test_lxd(){
  sudo lxc launch ubuntu:20.04 u1
  sudo lxc list u1
  sleep 10
  sudo lxc exec u1 -- host google.com
}

# destroy
install_lxd
# test_lxd

New zfs data store

#!/usr/bin/env bash
set -eux

destroy(){
  # sudo snap remove lxd | true
  sudo zpool destroy tank | true
}

install_lxd(){
  # sudo apt-get update && sudo apt-get install -y zfsutils-linux nftables wipe
  sudo apt-get update && sudo apt-get install -y zfsutils-linux nftables
  sudo snap install lxd --channel=latest/stable
  # diskpath=/dev/sdc
  # disk_uuid=$(lsblk --ascii -no UUID /dev/sdc)
  # sleep 10
  # sudo zpool create -f tank /dev/disk/by-partuuid/$disk_uuid
  # sudo zpool create -f tank /dev/disk/by-uuid/$disk_uuid
  tanK_disk=sdc
  sudo zpool create -f tank $tank_disk
  sudo zfs create -o mountpoint=none tank/lxd
  sudo zpool status
  sudo zfs list
  sleep 10
  # du -sh $diskpath

  sudo cat <<EOF | lxd init --preseed
# Daemon settings
config:
  core.https_address: 0.0.0.0:9999
  core.trust_password: sekret
  images.auto_update_interval: 6
# Storage pools
storage_pools:
- name: default
  driver: zfs
  config:
    source: tank/lxd
# Network devices
networks:
- name: lxdbr0
  type: bridge
  config:
    ipv4.address: auto
    ipv6.address: none
# Profiles
profiles:
- name: default
  config: {}
  description: "Default profile"
  devices:
    eth0:
      name: eth0
      network: lxdbr0
      type: nic
    root:
      path: /
      pool: default
      type: disk
- name: test-profile
  description: "Test profile"
  config:
    limits.memory: 2GB
  devices:
    test0:
      name: test0
      nictype: bridged
      parent: lxd-my-bridge
      type: nic
EOF
}

test_lxd(){
  sudo lxc launch ubuntu:20.04 u1
  sudo lxc list u1
  sleep 10
  sudo lxc exec u1 -- host google.com
}

destroy
install_lxd
test_lxd

This LXD server currently has the following storage pools:
Would you like to recover another storage pool? (yes/no) [default=no]: yes
Name of the storage pool: default
Name of the storage backend (cephfs, dir, lvm, zfs, ceph, btrfs): zfs
Source of the storage pool (block device, volume group, dataset, path, ... as applicable): tank/lxd
Additional storage pool configuration property (KEY=VALUE, empty when done): zfs.pool_name=tank/lxd