Class: LogStash::Config::Source::Local::ConfigPathLoader

Inherits:
Object
  • Object
show all
Includes:
Util::Loggable
Defined in:
lib/logstash/config/source/local.rb

Constant Summary collapse

TEMPORARY_FILE_RE = 
/~$/
LOCAL_FILE_URI = 
/^file:\/\//i

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Util::Loggable

included, #logger, #slow_logger

Constructor Details

#initialize(path) ⇒ ConfigPathLoader

Returns a new instance of ConfigPathLoader.



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# File 'lib/logstash/config/source/local.rb', line 51

def initialize(path)
  @path = normalize_path(path)
end

Class Method Details

.read(path) ⇒ Object 



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# File 'lib/logstash/config/source/local.rb', line 95

def self.read(path)
  ConfigPathLoader.new(path).read
end

Instance Method Details

#read ⇒ Object 



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# File 'lib/logstash/config/source/local.rb', line 55

def read
  config_parts = []
  encoding_issue_files = []

  if logger.debug?
    logger.debug("Skipping the following files while reading config since they don't match the specified glob pattern", :files => get_unmatched_files)
  end

  get_matched_files.each do |file|
    next unless ::File.file?(file) # skip directory

    logger.debug("Reading config file", :config_file => file)

    if temporary_file?(file)
      logger.warn("NOT reading config file because it is a temp file", :config_file => file)
      next
    end

    config_string = ::File.read(file)
    config_string.force_encoding("UTF-8")
    
    if config_string.valid_encoding?
      part = org.logstash.common.SourceWithMetadata.new("file", file, 0, 0, config_string)
      config_parts << part
    else
      encoding_issue_files << file
    end
  end

  if encoding_issue_files.any?
    raise LogStash::ConfigLoadingError, "The following config files contains non-ascii characters but are not UTF-8 encoded #{encoding_issue_files}"
  end

  if config_parts.empty?
    logger.info("No config files found in path", :path => path)
  end

  config_parts
end