def birth(self, address, port, resources):
log.debug(self, "SWAN Server starting...")
self.resources = resources # resource dictionary pool
self.handlers = []
self.add_handler(100)
self.sock = open_socket(port)
self.accept()
def options(self, specifier, request, response):
log.debug(self,"OPTIONS for " + request.path)
pattern = "%s" if not specifier else "%s_" + specifier
methods = ['get', 'put', 'delete', 'post', 'head']
options = [method for method in methods if hasattr(self, pattern % methods)]#[]
content = "<methods>" + reduce(lambda a,b: a+b, map(lambda x: "<method>%s</method>" % x, options)) + "</methods>"
log.debug(self, "OPTIONS for %s are %s" % (request.path, content))
response.with_status(200).with_content_type("text/xml").with_content("%s" % content).send()
def send_get_response(self, content, request, response, content_type):
path = request.params.get('path','/')
if content:
log.debug(self, "responding with content of %s for %s" % (path, request.socket))
response.with_status(200).with_content_type(content_type).with_content("%s" % content).send()
log.debug(self, "finished handling %s for %s" % (path, request.socket))
else:
log.error(self, "couldn't find %s for %s" % (path, request.socket))
response.send_error(404, "Resource at %s could not be found" % path).send()
def get(self, path=None):
filepath = self.root+path if path else self.root
filename = filepath.split('/')[-1]
content_type = mt.guess_type(filename)[0]
if not content_type and filename.split('.'):
filepath += 'index.html' if filepath[-1]=='/' else '/index.html'
content_type = 'text/html'
log.debug(self, "request for %s on %s" % (filepath, request.socket))
callback('send_get_response', one(self.workers).read(filepath), request, response, content_type)
def handle_request(self, sock, rfile, wfile=None):
# log.debug(self, "Handling connection from %s:%d" % sock.getpeername())
try:
sock.settimeout(2.0)
raw_requestline = rfile.readline()
sock.settimeout(None) # disable timeouts
if not raw_requestline:
log.debug(self, "No Request. Closing connection to %s:%d" % sock.getpeername())
sock.close()
log.debug(self, "\n****************\n\n****************")
return
request = raw_requestline.strip()
log.debug(self, "Request: " + request)
# get command, path, and request_version and headers
command, request_path, http = raw_requestline.strip().split(" ")
scheme, netloc, path, path_params, query, frag = urlparse(request_path)
headers = {}
headerline = rfile.readline()
while not headerline.strip() == "":
key, value = headerline.split(":", 1)
# print key," : ",value
headers[key.strip()] = value.strip()
headerline = rfile.readline()
(responder_pool, specifier, params) = one(self.registries).lookup(path)
# log.debug(self,"Responders: %s,\n Specifier: %s,\n Params: %s\n" % (responder_pool, specifier, params))
request = Request(self, sock, rfile, wfile, command, path, headers, params, path_params, query, frag)
handler = one(responder_pool)
log.debug(self, "%s to %s" % (str(request), handler))
handler.respond(request, specifier)
except Exception as exc:
log.warn(self, str(exc))
def respond(self, request, specifier):
log.debug(self, "responding to %s" % request)
response = request.start_response()
method = request.method
if method == 'OPTIONS':
self.options(specifier, request, response)
handle_name = "%s_%s" % (method.lower(), specifier) if specifier else method.lower()
handle_method = thread_local.actor.state.get_method(handle_name)
handle_method.func_globals.update(request=request, response=response)
params = dict([(k,v) for (k,v) in request.params.iteritems() if not v == None])
if method in ['PUT', 'POST']:
params.update({'body':request.get_body()})
handle_method(**params)
def do404(self): path = request.path log.debug(self, "Resource for %s not found" % path) response.send_error(404, "Resource at %s could not be found" % path).send()
def handle(self, sock):
log.debug(self, "Conection from %s:%d" % sock.getpeername())
rfile = sock.makefile("rb", -1)
self.handle_request(sock, rfile)
def accept_connection(self):
log.debug(self, "Accepting connection")
self.handler_cycle.next().handle(self.sock.accept())
