A Singleton class that manages all of the available commands and handles running them.
Builds a list of possible commands from the Command derivates list
# File lib/mongrel/command.rb, line 148 def commands pmgr = GemPlugin::Manager.instance list = pmgr.plugins["/commands"].keys return list.sort end
Prints a list of available commands.
# File lib/mongrel/command.rb, line 155 def print_command_list puts "#{Mongrel::Command::BANNER}\nAvailable commands are:\n\n" self.commands.each do |name| if /mongrel::/ =~ name name = name[9 .. -1] end puts " - #{name[1 .. -1]}\n" end puts "\nEach command takes -h as an option to get help." end
Runs the args against the first argument as the command name. If it has any errors it returns a false, otherwise it return true.
# File lib/mongrel/command.rb, line 173 def run(args) # find the command cmd_name = args.shift if !cmd_name or cmd_name == "?" or cmd_name == "help" print_command_list return true elsif cmd_name == "--version" puts "Mongrel Web Server #{Mongrel::Const::MONGREL_VERSION}" return true end begin # quick hack so that existing commands will keep working but the Mongrel:: ones can be moved if ["start", "stop", "restart"].include? cmd_name cmd_name = "mongrel::" + cmd_name end command = GemPlugin::Manager.instance.create("/commands/#{cmd_name}", :argv => args) rescue OptionParser::InvalidOption STDERR.puts "#$! for command '#{cmd_name}'" STDERR.puts "Try #{cmd_name} -h to get help." return false rescue STDERR.puts "ERROR RUNNING '#{cmd_name}': #$!" STDERR.puts "Use help command to get help" return false end # Normally the command is NOT valid right after being created # but sometimes (like with -h or -v) there's no further processing # needed so the command is already valid so we can skip it. if not command.done_validating if not command.validate STDERR.puts "#{cmd_name} reported an error. Use mongrel_rails #{cmd_name} -h to get help." return false else command.run end end return true end
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