class FileWatch::TailMode::Handlers::Unignore
Public Instance Methods
get_new_value_specifically(watched_file)
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# File lib/filewatch/tail_mode/handlers/unignore.rb, line 12 def get_new_value_specifically(watched_file) # for file initially ignored their bytes_read was set to stat.size # use this value not the `start_new_files_at` for the position # logger.trace("get_new_value_specifically", "watched_file" => watched_file.inspect) SincedbValue.new(watched_file.bytes_read).tap do |sincedb_value| sincedb_value.set_watched_file(watched_file) logger.trace? && logger.trace("get_new_value_specifically: unignore", :watched_file => watched_file.details, :sincedb_value => sincedb_value) end end
handle_specifically(watched_file)
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a watched file can be put straight into the ignored state before any other handling has been done at a minimum we create or associate a sincedb value
# File lib/filewatch/tail_mode/handlers/unignore.rb, line 8 def handle_specifically(watched_file) add_or_update_sincedb_collection(watched_file) end
update_existing_specifically(watched_file, sincedb_value)
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# File lib/filewatch/tail_mode/handlers/unignore.rb, line 22 def update_existing_specifically(watched_file, sincedb_value) # when this watched_file was ignored it had it bytes_read set to eof # now the file has changed (watched_file.size_changed?) # it has been put into the watched state so when it becomes active # we will handle grow or shrink # for now we seek to where we were before the file got ignored (grow) # or to the start (shrink) logger.trace? && logger.trace("update_existing_specifically: unignore", :watched_file => watched_file.details, :sincedb_value => sincedb_value) position = 0 if watched_file.shrunk? watched_file.update_bytes_read(0) else position = watched_file.bytes_read end sincedb_value.update_position(position) end