Class: Spade::Server::CommandRunner

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

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ CommandRunner

Returns a new instance of CommandRunner.



21
22
23
# File 'lib/spade/server.rb', line 21

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object

FIXME: This is not very safe, we should have some restrictions



26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
# File 'lib/spade/server.rb', line 26

def call(env)
  if env['PATH_INFO'] == '/_spade/command'
    rack_input = env["rack.input"].read
    params = Rack::Utils.parse_query(rack_input, "&")

    command_path = params['command']
    return [500, {}, "command required"] if command_path.nil? || command_path.empty?

    if ((root = params['pkgRoot']) && !root.nil?)
      command_path = File.expand_path(File.join(command_path), root)
    end

    tempfile = Tempfile.new('spade-server')
    tempfile.write(params['code'])
    tempfile.close

    puts "Running: #{command_path}"
    output = `#{command_path} < #{tempfile.path}`

    tempfile.delete

    [200, {}, output]
  else
    @app.call(env)
  end
end