Module: Puppet::Network::HTTP::Handler

Includes:
Authentication, Issues
Included in:
RackREST, WEBrickREST
Defined in:
lib/puppet/network/http/handler.rb

Constant Summary collapse

DISALLOWED_KEYS =

These shouldn’t be allowed to be set by clients in the query string, for security reasons.

["node", "ip"]

Constants included from Issues

Issues::ENVIRONMENT_NOT_FOUND, Issues::FAILED_AUTHORIZATION, Issues::HANDLER_NOT_FOUND, Issues::MISSING_HEADER_FIELD, Issues::NO_INDIRECTION_REMOTE_REQUESTS, Issues::RESOURCE_NOT_FOUND, Issues::RUNTIME_ERROR, Issues::UNSUPPORTED_FORMAT, Issues::UNSUPPORTED_METHOD

Instance Method Summary collapse

Methods included from Authentication

#warn_if_near_expiration

Instance Method Details

#format_to_mime(format) ⇒ Object 



41
42
43
 
# File 'lib/puppet/network/http/handler.rb', line 41

def format_to_mime(format)
  format.is_a?(Puppet::Network::Format) ? format.mime : format
end

#headers(request) ⇒ Object

Retrieve all headers from the http request, as a hash with the header names (lower-cased) as the keys

Raises:

  • (NotImplementedError) 


37
38
39
 
# File 'lib/puppet/network/http/handler.rb', line 37

def headers(request)
  raise NotImplementedError
end

#process(request, response) ⇒ Object

handle an HTTP request



46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
 
# File 'lib/puppet/network/http/handler.rb', line 46

def process(request, response)
  new_response = Puppet::Network::HTTP::Response.new(self, response)

  request_headers = headers(request)
  request_params = params(request)
  request_method = http_method(request)
  request_path = path(request)

  new_request = Puppet::Network::HTTP::Request.new(request_headers, request_params, request_method, request_path, request_path, client_cert(request), body(request))

  response[Puppet::Network::HTTP::HEADER_PUPPET_VERSION] = Puppet.version

  configure_profiler(request_headers, request_params)
  warn_if_near_expiration(new_request.client_cert)

  Puppet::Util::Profiler.profile("Processed request #{request_method} #{request_path}") do
    if route = @routes.find { |route| route.matches?(new_request) }
      route.process(new_request, new_response)
    else
      raise Puppet::Network::HTTP::Error::HTTPNotFoundError.new("No route for #{new_request.method} #{new_request.path}", HANDLER_NOT_FOUND)
    end
  end

rescue Puppet::Network::HTTP::Error::HTTPError => e
  Puppet.info(e.message)
  new_response.respond_with(e.status, "application/json", e.to_json)
rescue Exception => e
  http_e = Puppet::Network::HTTP::Error::HTTPServerError.new(e)
  Puppet.err(http_e.message)
  new_response.respond_with(http_e.status, "application/json", http_e.to_json)
ensure
  cleanup(request)
end

#register(routes) ⇒ Object 



19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
# File 'lib/puppet/network/http/handler.rb', line 19

def register(routes)
  # There's got to be a simpler way to do this, right?
  dupes = {}
  routes.each { |r| dupes[r.path_matcher] = (dupes[r.path_matcher] || 0) + 1 }
  dupes = dupes.collect { |pm, count| pm if count > 1 }.compact
  if dupes.count > 0
    raise ArgumentError, "Given multiple routes with identical path regexes: #{dupes.map{ |rgx| rgx.inspect }.join(', ')}"
  end

  @routes = routes
  Puppet.debug("Routes Registered:")
  @routes.each do |route|
    Puppet.debug(route.inspect)
  end
end

#resolve_node(result) ⇒ Object

resolve node name from peer’s ip address this is used when the request is unauthenticated



92
93
94
95
96
97
98
99
 
# File 'lib/puppet/network/http/handler.rb', line 92

def resolve_node(result)
  begin
    return Resolv.getname(result[:ip])
  rescue => detail
    Puppet.err "Could not resolve #{result[:ip]}: #{detail}"
  end
  result[:ip]
end

#set_content_type(response, format) ⇒ Object

Set the specified format as the content type of the response.

Raises:

  • (NotImplementedError) 


86
87
88
 
# File 'lib/puppet/network/http/handler.rb', line 86

def set_content_type(response, format)
  raise NotImplementedError
end

#set_response(response, body, status = 200) ⇒ Object

Set the response up, with the body and status.

Raises:

  • (NotImplementedError) 


81
82
83
 
# File 'lib/puppet/network/http/handler.rb', line 81

def set_response(response, body, status = 200)
  raise NotImplementedError
end