Module: Proximity

Extended by:
Configuration
Defined in:
lib/proximity.rb,
lib/proximity/dsl.rb,
lib/proximity/proxy.rb,
lib/proximity/utils.rb,
lib/proximity/router.rb,
lib/proximity/routes.rb,
lib/proximity/version.rb,
lib/proximity/proxy_set.rb,
lib/proximity/route_set.rb,
lib/proximity/configuration.rb

Defined Under Namespace

Modules: ClassMethods, Configuration, Dsl, Utils Classes: Proxy, ProxySet, RouteSet, Router, Routes

Constant Summary collapse

RoutingError = 
Class.new(StandardError)
VERSION = 
"1.1.0"

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Configuration

engine, env, pathPatternClass, routerClass, routesClass

Class Method Details

.included(base) ⇒ Object 



12
13
14
 
# File 'lib/proximity.rb', line 12

def self.included(base)
  base.extend ClassMethods
end

Instance Method Details

#call(env) ⇒ Object 



22
23
24
25
26
27
28
 
# File 'lib/proximity.rb', line 22

def call(env)
  route_env(env)
  super
rescue RoutingError => e
  headers = {'Content-Type' => 'text/plain', 'Content-Length' => e.message.length}
  [404, headers, [e.message]]
end

#route(env) ⇒ Object 



43
44
45
46
47
48
49
50
51
52
 
# File 'lib/proximity.rb', line 43

def route(env)
  match = router.match(env)

  if match
    uri = URI.parse(match.target)
    [uri.host, uri.path]
  else
    raise RoutingError.new("The path: #{env['PATH_INFO']} does not match any proxy routes.")
  end
end

#route_env(env) ⇒ Object 



30
31
32
33
34
35
36
37
 
# File 'lib/proximity.rb', line 30

def route_env(env)
  host, path = route(env)
  env.tap { |e|
    e['SCRIPT_NAME']  = ''
    e['HTTP_HOST']    = host
    e['PATH_INFO']    = path
  }
end

#router ⇒ Object 



39
40
41
 
# File 'lib/proximity.rb', line 39

def router
  self.class.routes.router
end