class Fluent::Plugin::TailInput::TailWatcher::RotateHandler

Public Class Methods

new(log, &on_rotate) click to toggle source
# File lib/fluent/plugin/in_tail.rb, line 1320
def initialize(log, &on_rotate)
  @log = log
  @inode = nil
  @fsize = -1  # first
  @on_rotate = on_rotate
end

Public Instance Methods

on_notify(stat) click to toggle source
# File lib/fluent/plugin/in_tail.rb, line 1327
def on_notify(stat)
  if stat.nil?
    inode = nil
    fsize = 0
  else
    inode = stat.ino
    fsize = stat.size
  end

  if @inode != inode || fsize < @fsize
    @on_rotate.call(stat)
  end
  @inode = inode
  @fsize = fsize
rescue
  @log.error $!.to_s
  @log.error_backtrace
end