liblxc.sh

#!/bin/bash

function get_ip_addresses_of_lxc {
	local container_name="$1"
	install_apt_package csvtool csvtool
  local out=$(lxc list $container_name --format=csv | csvtool format  '%(3)' -)
	echo ${out//\(+([a-z_0-9])\)/}
}

function exits_container {
  local container_name="$1"
  lxc list --format=csv | grep -qE "^${container_name},"
}

function is_container_running {
  local container_name="$1"
  lxc list --format=csv | grep -qE "^${container_name},RUNNING,"
}

function is_container_stopped {
  local container_name="$1"
  lxc list --format=csv | grep -qE "^${container_name},STOPPED,"
}

function make_sure_container_is_stopped {
  local container_name="$1"
  if is_container_running; then
    lxc stop $container_name;
  fi
  while ! is_container_stopped $container_name; do
    echo -n "."
    sleep 1
  done
}

function list_snapshots {
  local container_name="$1"
  install_apt_package jq jq >/dev/null
  lxc list $container_name --format=json | jq -r '.[].snapshots[].name'
}

function wait_for_ip_address_of_lxc {
  local container_name="$1"
  while [[ "$(get_ip_addresses_of_lxc $container_name)" == "" ]]; do
    sleep 1
  done
}

function exits_container {
  local container_name="$1"
  lxc list --format=csv | grep -qE "^${container_name},"
}

function is_container_running {
  local container_name="$1"
  lxc list --format=csv | grep -qE "^${container_name},RUNNING,"
}

function is_container_stopped {
  local container_name="$1"
  lxc list --format=csv | grep -qE "^${container_name},STOPPED,"
}