Class: Ramaze::Tool::Bin::Cmd

Inherits:
Object
  • Object
show all
Includes:
Helpers
Defined in:
lib/ramaze/tool/bin.rb

Overview

End helper methods }}}

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Helpers

#check_running?, #default_pidfile, #find_pid, #is_running?, #is_windows?, #rackup_path

Constructor Details

#initialize(args = nil) ⇒ Cmd

Returns a new instance of Cmd.



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# File 'lib/ramaze/tool/bin.rb', line 107

def initialize(args = nil)
  args ||= ARGV
  raise "arguments must be an array!" unless args.respond_to?(:detect)
  @ourargs = args.dup
  @command = args.detect { |arg| arg.match(/^(?:--?)?(?:start|stop|restart|create|h(?:elp)?|v(?:ersion)?|console|status)/) }
  if command.nil?
    @command = ""
  else
    args.delete(@command)
  end
  ARGV.replace(args)
end

Instance Attribute Details

#command ⇒ Object

Returns the value of attribute command.



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# File 'lib/ramaze/tool/bin.rb', line 105

def command
  @command
end

Class Method Details

.run(args = nil) ⇒ Object

{{{ #run is called when we’re interactive ($0 == __FILE__)



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# File 'lib/ramaze/tool/bin.rb', line 121

def self.run(args = nil)
  cmd = new(args)
  case cmd.command
  when /^(?:--?)?status$/
    cmd.status(cmd.command)
  when /^(?:--?)?restart$/
    cmd.stop(cmd.command)
    cmd.start
  when /^(?:--?)?start$/
    cmd.start
  when /^(?:--?)?create$/
    cmd.create(cmd.command)
  when /^(?:--?)?stop$/
    if cmd.stop(cmd.command)
      puts "Ramazement has ended, go in peace."
      $stdout.flush
    else
      puts "Ramaze failed to stop (or was not running)"
    end
  when /^(?:--?)?console$/
    require "ramaze"
    require "irb"
    require "irb/completion"
    Ramaze.options.started = true
    require "start"
    IRB.start
    puts "Ramazement has ended, go in peace."
  when /^(?:--?)?h(elp)?$/
    puts cmd.usage
  when /^(?:--?)?v(ersion)?$/
    cmd.include_ramaze
    puts Ramaze::VERSION
    exit
  when /^$/
    puts "Must supply a valid command"
    puts cmd.usage
    exit 1
  else
    puts "#{command} not implemented"
    puts cmd.usage
    exit 1
  end
end

Instance Method Details

#create(command) ⇒ Object

}}}



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# File 'lib/ramaze/tool/bin.rb', line 245

def create(command) # {{{
  opts = {}
  if forced = @ourargs.detect { |arg| arg.match(/^(--force)/) }
    puts "Overwriting any existing files as requested."
    opts[:force] = true
    @ourargs.delete(forced)
  end
  if amended = @ourargs.detect { |arg| arg.match(/^(--amend)/) }
    puts "Only amending missing files as requested."
    opts[:amend] = true
    @ourargs.delete(amended)
  end
  project_name = @ourargs[@ourargs.index(command) + 1]
  if project_name.nil?
    $stderr.puts "Must supply a project name" if project_name.nil?
    puts usage
    exit 1
  end
  include_ramaze
  require 'ramaze/tool/create'
  Ramaze::Tool::Create.create(project_name, opts)
end

#include_ramaze ⇒ Object

}}}



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# File 'lib/ramaze/tool/bin.rb', line 165

def include_ramaze # {{{
  begin
    $:.unshift File.join(File.dirname(__FILE__), '/../lib')
    require 'ramaze'
  rescue LoadError
    $:.shift

    begin
      require 'rubygems'
    rescue LoadError
    end
    require 'ramaze'
  end
end

#start ⇒ Object

Methods for commands {{{



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# File 'lib/ramaze/tool/bin.rb', line 210

def start # {{{
  include_ramaze

  # Find the name of this app
  app_name = default_pidfile.sub(/\.pid$/,'')
  rack_args = []

  if daemonize = @ourargs.detect { |arg| arg.match(/^(-[dD]|--daemonize)$/) }
    if pid_arg = @ourargs.detect { |arg| arg.match(/^(-P|--pid)/) }
      puts "User supplied pid: #{pid_arg}"
      pid_file = @ourargs[@ourargs.index(pid_arg) + 1]
      puts "Starting daemon with user defined pidfile: #{pid_file}"
    else
      puts "Starting daemon with default pidfile: #{pid_file = default_pidfile}"
      rack_args += ["-P", pid_file]
    end
    if check_running?(pid_file)
      $stderr.puts "Ramaze is already running with pidfile: #{pid_file}"
      exit 127
    end
  end

  port = Ramaze.options.adapter.port.to_s
  rack_args += ["-p", port   ] if @ourargs.grep(/^(-p|--port)/).empty?

  handler = Ramaze.options.adapter.handler.to_s
  rack_args += ["-s", handler] if @ourargs.grep(/^(-s|--server)/).empty?

  if is_windows?
    exec("ruby", rackup_path.to_s, "config.ru", *(ARGV + rack_args))
  else
    exec(rackup_path.to_s, "config.ru", *(ARGV + rack_args))
  end
end

#status(command) ⇒ Object

}}}



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# File 'lib/ramaze/tool/bin.rb', line 288

def status(command) # {{{
  unless pid_file = find_pid(@ourargs[@ourargs.index(command) + 1])
    $stderr.puts "No pid_file found! Ramaze may not be started."
    exit 1
  end
  puts "Pid file #{pid_file} found, PID is #{pid = File.read(pid_file)}"
  unless is_running?(pid.to_i)
    $stderr.puts "PID #{pid} is not running"
    exit 1
  end
  if is_windows?
    wmi = WIN32OLE.connect("winmgmts://")
    processes, ours = wmi.ExecQuery("select * from win32_process where ProcessId = #{pid}"), []
    processes.each { |p| ours << [p.Name, p.CommandLine, p.VirtualSize, p.CreationDate, p.ExecutablePath, p.Status ] }
    puts "Ramaze is running!\n\tName: %s\n\tCommand Line: %s\n\tVirtual Size: %s\n\tStarted: %s\n\tExec Path: %s\n\tStatus: %s" % ours.first
  else
    require "pathname"
    # Check for /proc
    if File.directory?(proc_dir = Pathname.new("/proc"))
      proc_dir = proc_dir.join(pid)
      # If we have a "stat" file, we'll assume linux and get as much info
      # as we can
      if File.file?(stat_file = proc_dir.join("stat"))
        stats = File.read(stat_file).split
        puts "Ramaze is running!\n\tCommand Line: %s\n\tVirtual Size: %s\n\tStarted: %s\n\tExec Path: %s\n\tStatus: %s" % [
          File.read(proc_dir.join("cmdline")).split("\000").join(" "),
          "%s k" % (stats[22].to_f / 1024),
          File.mtime(proc_dir),
          File.readlink(proc_dir.join("exe")),
          stats[2]
        ]
        exit
      end
    end
    # Fallthrough status, just print a ps
    puts "Ramaze process #{pid} is running!"
    begin
      puts %x{ps l #{pid}}
    rescue
      puts "No further information available"
    end
  end
end

#stop(command) ⇒ Object

}}}



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# File 'lib/ramaze/tool/bin.rb', line 268

def stop(command) # {{{
  unless pid_file = find_pid(@ourargs[@ourargs.index(command) + 1])
    $stderr.puts "No pid_file found!  Cannot stop ramaze (may not be started)."
    return false
  end
  pid = File.read(pid_file).to_i
  puts "Stopping pid #{pid}"
  Process.kill("INT", pid)
  sleep 2
  if is_running?(pid)
    $stderr.puts "Process #{pid} did not die, forcing it with -9"
    Process.kill(9, pid)
    File.unlink(pid_file) if File.file?(pid_file)
    true
  else
    File.unlink(pid_file) if File.file?(pid_file)
    true
  end
end

#usage ⇒ Object

}}}



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# File 'lib/ramaze/tool/bin.rb', line 180

def usage # {{{
  txt = [
    "\n  Usage:",
    "ramaze <start [PIDFILE]|stop [PIDFILE]|restart [PIDFILE]|status [PIDFILE]|create PROJECT|console> [ruby/rack options]\n",
    "Commands:\n",
    "  * All commands which take an optional PIDFILE (defaults to PROJECT.pid otherwise).",
    "  * All commands which start a ramaze instance will default to webrick on port 7000",
    "    unless you supply the rack options -p/--port PORT and/or * -s/--server SERVER.\n",
    " start   - Starts an instance of this application.\n",
    " stop    - Stops a running instance of this application.\n",
    " restart - Stops running instance of this application, then starts it back up.  Pidfile",
    "           (if supplied) is used for both stop and start.\n",
    " status  - Gives status of a running ramaze instance\n",
    " create  - Creates a new prototype Ramaze application in a directory named PROJECT in",
    "           the current directory.  ramaze create foo would make ./foo containing an",
    "           application prototype. Rack options are ignored here.\n",
    " console - Starts an irb console with app.rb (and irb completion) loaded. This command",
    "           ignores rack options, ARGV is passed on to IRB.\n\n\t"
  ].join("\n\t")

  if is_windows?
    txt << %x{ruby #{rackup_path} --help}.split("\n").reject { |line| line.match(/^Usage:/) }.join("\n\t")
  else
    txt << %x{#{rackup_path} --help}.split("\n").reject { |line| line.match(/^Usage:/) }.join("\n\t")
  end

  txt.gsub(/^\t$/, '')
end