lmax_zpool.rb

  def process_zpool_data(pool_array)
    if pool_array == []
      return Hash.new(:absent)
    end
    #get the name and get rid of it
    pool = Hash.new
    pool[:pool] = pool_array[0]
    pool_array.shift

    tmp = []

    #order matters here :(
    pool_array.reverse_each do |value|
      sym = nil
      case value
      when "spares";
        sym = :spare
      when "logs";
        sym = :log
      when /^mirror|^raidz1|^raidz2/;
        sym = value =~ /^mirror/ ? :mirror : :raidz
        pool[:raid_parity] = "raidz2" if value =~ /^raidz2/
      else
        #handle cases where we strip off the partition number/name from various /dev/...
        #full paths.
        if /(\/dev\/[a-z]{3}(1))$/ =~ value
          tmp << value.chomp($2)
        elsif /(\/dev\/disk\/by-id\/.+)-part1/ =~ value
          tmp << $1
        else
          tmp << value
        end
        sym = :disk if value == pool_array.first
      end

      if sym
        pool[sym] = pool[sym] ? pool[sym].unshift(tmp.reverse.join(' ')) : [tmp.reverse.join(' ')]
        tmp.clear
      end
    end

    pool
  end

  def get_pool_data
    # https://docs.oracle.com/cd/E19082-01/817-2271/gbcve/index.html
    # we could also use zpool iostat -v mypool for a (little bit) cleaner output
    out = execute("zpool status -P #{@resource[:pool]}", :failonfail => false, :combine => false)
    zpool_data = out.lines.select { |line| line.index("\t") == 0 }.collect { |l| l.strip.split("\s")[0] }
    zpool_data.shift
    zpool_data
  end