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