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author | liris <liris.pp@gmail.com> | 2018-10-28 10:39:17 +0900 |
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committer | GitHub <noreply@github.com> | 2018-10-28 10:39:17 +0900 |
commit | d2a46b7c54e5cd91b234f32978c554c3cacd7404 (patch) | |
tree | 6aacc5a27928bb44dfcb68b24d782e89e3f1e92d /websocket | |
parent | 152e6f79e1622ad228982ea11630f848cfa6d60b (diff) | |
parent | 4e9b41d97297ee9a268479c3d0ff87ca7be5c304 (diff) | |
download | websocket-client-d2a46b7c54e5cd91b234f32978c554c3cacd7404.tar.gz |
Merge branch 'master' into suppress_origin_fix
Diffstat (limited to 'websocket')
-rw-r--r-- | websocket/__init__.py | 2 | ||||
-rw-r--r-- | websocket/_app.py | 23 | ||||
-rw-r--r-- | websocket/_core.py | 9 | ||||
-rw-r--r-- | websocket/_handshake.py | 18 | ||||
-rw-r--r-- | websocket/_http.py | 2 |
5 files changed, 41 insertions, 13 deletions
diff --git a/websocket/__init__.py b/websocket/__init__.py index fe0c6f7..b7c6fba 100644 --- a/websocket/__init__.py +++ b/websocket/__init__.py @@ -26,4 +26,4 @@ from ._exceptions import * from ._logging import * from ._socket import * -__version__ = "0.53.0" +__version__ = "0.54.0" diff --git a/websocket/_app.py b/websocket/_app.py index 69f7e20..a05a2e3 100644 --- a/websocket/_app.py +++ b/websocket/_app.py @@ -48,7 +48,7 @@ class Dispatcher: def read(self, sock, read_callback, check_callback): while self.app.sock.connected: r, w, e = select.select( - (self.app.sock.sock, ), (), (), self.ping_timeout) + (self.app.sock.sock, ), (), (), self.ping_timeout) if r: if not read_callback(): break @@ -118,7 +118,7 @@ class WebSocketApp(object): The 2nd argument is utf-8 string which we get from the server. The 3rd argument is data type. ABNF.OPCODE_TEXT or ABNF.OPCODE_BINARY will be came. The 4th argument is continue flag. if 0, the data continue - keep_running: this parameter is obosleted and ignored it. + keep_running: this parameter is obsolete and ignored. get_mask_key: a callable to produce new mask keys, see the WebSocket.set_mask_key's docstring for more information subprotocols: array of available sub protocols. default is None. @@ -179,7 +179,7 @@ class WebSocketApp(object): http_no_proxy=None, http_proxy_auth=None, skip_utf8_validation=False, host=None, origin=None, dispatcher=None, - suppress_origin = False): + suppress_origin = False, proxy_type=None): """ run event loop for WebSocket framework. This loop is infinite loop and is alive during websocket is available. @@ -199,15 +199,20 @@ class WebSocketApp(object): origin: update origin header. dispatcher: customize reading data from socket. suppress_origin: suppress outputting origin header. + + Returns + ------- + False if caught KeyboardInterrupt + True if other exception was raised during a loop """ - if ping_timeout is not None and (not ping_timeout or ping_timeout <= 0): + if ping_timeout is not None and ping_timeout <= 0: ping_timeout = None if ping_timeout and ping_interval and ping_interval <= ping_timeout: raise WebSocketException("Ensure ping_interval > ping_timeout") - if sockopt is None: + if not sockopt: sockopt = [] - if sslopt is None: + if not sslopt: sslopt = {} if self.sock: raise WebSocketException("socket is already opened") @@ -232,7 +237,7 @@ class WebSocketApp(object): try: self.sock = WebSocket( self.get_mask_key, sockopt=sockopt, sslopt=sslopt, - fire_cont_frame=self.on_cont_message and True or False, + fire_cont_frame=self.on_cont_message is not None, skip_utf8_validation=skip_utf8_validation, enable_multithread=True if ping_interval else False) self.sock.settimeout(getdefaulttimeout()) @@ -241,7 +246,8 @@ class WebSocketApp(object): http_proxy_host=http_proxy_host, http_proxy_port=http_proxy_port, http_no_proxy=http_no_proxy, http_proxy_auth=http_proxy_auth, subprotocols=self.subprotocols, - host=host, origin=origin, suppress_origin=suppress_origin) + host=host, origin=origin, suppress_origin=suppress_origin, + proxy_type=proxy_type) if not dispatcher: dispatcher = self.create_dispatcher(ping_timeout) @@ -300,6 +306,7 @@ class WebSocketApp(object): # propagate SystemExit further raise teardown() + return not isinstance(e, KeyboardInterrupt) def create_dispatcher(self, ping_timeout): timeout = ping_timeout or 10 diff --git a/websocket/_core.py b/websocket/_core.py index 7b76111..c91ad63 100644 --- a/websocket/_core.py +++ b/websocket/_core.py @@ -210,6 +210,7 @@ class WebSocket(object): "http_proxy_auth" - http proxy auth information. tuple of username and password. default is None + "redirect_limit" -> number of redirects to follow. "subprotocols" - array of available sub protocols. default is None. "socket" - pre-initialized stream socket. @@ -220,6 +221,13 @@ class WebSocket(object): try: self.handshake_response = handshake(self.sock, *addrs, **options) + for attempt in range(options.pop('redirect_limit', 3)): + if self.handshake_response.status in SUPPORTED_REDIRECT_STATUSES: + url = self.handshake_response.headers['location'] + self.sock.close() + self.sock, addrs = connect(url, self.sock_opt, proxy_info(**options), + options.pop('socket', None)) + self.handshake_response = handshake(self.sock, *addrs, **options) self.connected = True except: if self.sock: @@ -482,6 +490,7 @@ def create_connection(url, timeout=None, class_=WebSocket, **options): tuple of username and password. default is None "enable_multithread" -> enable lock for multithread. + "redirect_limit" -> number of redirects to follow. "sockopt" -> socket options "sslopt" -> ssl option "subprotocols" - array of available sub protocols. diff --git a/websocket/_handshake.py b/websocket/_handshake.py index d9dae47..3b8ddc0 100644 --- a/websocket/_handshake.py +++ b/websocket/_handshake.py @@ -36,7 +36,15 @@ if six.PY3: else: from base64 import encodestring as base64encode -__all__ = ["handshake_response", "handshake"] +if six.PY3: + if six.PY34: + from http import client as HTTPStatus + else: + from http import HTTPStatus +else: + import httplib as HTTPStatus + +__all__ = ["handshake_response", "handshake", "SUPPORTED_REDIRECT_STATUSES"] if hasattr(hmac, "compare_digest"): compare_digest = hmac.compare_digest @@ -47,6 +55,8 @@ else: # websocket supported version. VERSION = 13 +SUPPORTED_REDIRECT_STATUSES = [HTTPStatus.MOVED_PERMANENTLY, HTTPStatus.FOUND, HTTPStatus.SEE_OTHER] + CookieJar = SimpleCookieJar() @@ -67,6 +77,8 @@ def handshake(sock, hostname, port, resource, **options): dump("request header", header_str) status, resp = _get_resp_headers(sock) + if status in SUPPORTED_REDIRECT_STATUSES: + return handshake_response(status, resp, None) success, subproto = _validate(resp, key, options.get("subprotocols")) if not success: raise WebSocketException("Invalid WebSocket Header") @@ -134,9 +146,9 @@ def _get_handshake_headers(resource, host, port, options): return headers, key -def _get_resp_headers(sock, success_status=101): +def _get_resp_headers(sock, success_statuses=(101, 301, 302, 303)): status, resp_headers, status_message = read_headers(sock) - if status != success_status: + if status not in success_statuses: raise WebSocketBadStatusException("Handshake status %d %s", status, status_message) return status, resp_headers diff --git a/websocket/_http.py b/websocket/_http.py index 8d82521..fe97480 100644 --- a/websocket/_http.py +++ b/websocket/_http.py @@ -101,7 +101,7 @@ def _open_proxied_socket(url, options, proxy): def connect(url, options, proxy, socket): - if proxy.host and not socket and not(proxy.type == 'http'): + if proxy.host and not socket and not (proxy.type == 'http'): return _open_proxied_socket(url, options, proxy) hostname, port, resource, is_secure = parse_url(url) |