Class: WCC::Prog

Inherits:
Object
  • Object
show all
Defined in:
lib/wcc.rb

Class Method Summary collapse

Class Method Details

.exit(errno) ⇒ Object

Central exit function, allows wcc a clean shutdown.



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# File 'lib/wcc.rb', line 422

def self.exit(errno)
  Kernel::exit errno
end

.load_template(name) ⇒ ERB

Attempts to read the named template file from template.d and converts it into ERB.

Parameters:

  • name (String) —

    file name of template file

Returns:

  • (ERB) —

    the ERB template or nil when file not found



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# File 'lib/wcc.rb', line 394

def self.load_template(name)
  t_path = File.join(Conf[:template_dir], name)
  if File.exists?(t_path)
    WCC.logger.debug "Load template '#{name}'"
    t = File.open(t_path, 'r') { |f| f.read }
    # <> omit newline for lines starting with <% and ending in %>
    return ERB.new(t, 0, "<>")
  end
  nil
end

.run! ⇒ Object 



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# File 'lib/wcc.rb', line 347

def self.run!
  # make sure logger is correctly configured
  WCC.logger = Logger.new(STDOUT)
  # first use of Conf initializes it
  Conf.instance
  
  create_cache_dir
  clean_cache_dir if Conf[:clean]
  load_filters
  load_timestamps
  
  # stats
  @@stats = {
    'nruns' => 1,
    'nsites' => 0, 'nnotifications' => 0, 'nerrors' => 0,
    'nlines' => 0, 'nhunks' => 0
  }
  
  Conf.sites.each do |site|
    ts_old = get_timestamp(site)
    ts_new = Time.now.to_i
    if (ts_new-ts_old) < site.check_interval*60
      ts_diff = (ts_new-ts_old)/60
      WCC.logger.info "Skipping check for #{site.uri.host.to_s} due to check #{ts_diff} minute#{ts_diff == 1 ? '' : 's'} ago."
      next
    end
    case checkForUpdate(site)
    when :update
      WCC.logger.warn "#{site.uri.host.to_s} has an update!"
    when :noupdate
      WCC.logger.info "#{site.uri.host.to_s} is unchanged"
    when :error
      @@stats['nerrors'] += 1
    end
    update_timestamp(site, ts_new)
  end
  
  save_timestamps
  update_stats if Conf[:stats]
  shut_down_notificators
end

.save_template(name, raw_content) ⇒ Object

Attempts to write the given raw content to the named template file in template.d. This should be used to create initial template files on demand and will work only when file does not already exist.

Parameters:

  • name (String) —

    file name of template file

  • raw_content (String) —

    content that should be written to template file



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# File 'lib/wcc.rb', line 411

def self.save_template(name, raw_content)
  t_path = File.join(Conf[:template_dir], name)
  if File.exists?(t_path)
    WCC.logger.warn "Trying to save template '#{name}' which already exists!"
    return
  end
  WCC.logger.info "Save template '#{name}' to #{t_path}"
  File.open(t_path, 'w') { |f| f.write(raw_content) }
end