예제 #1
0
    def response(self, conn, src, dst):
        keep_alive = True
        resp = None
        conn = conn.copy()

        start_line = yield 
        while keep_alive and start_line is not None:
            body = ""
            headers = MultiOrderedDict()
            try:
                resp = httputil.ResponseStartLine(*start_line.split())
            except ValueError:
                if start_line != "":
                    self.log("Error: Malformed response start line: '{}'", start_line)
                start_line = yield
                continue
            while True:
                header_line = yield
                if header_line is None:
                    self.log("Warning: Terminated early?")
                    return
                if not header_line.strip():
                    break
                self.parse_header_line(headers, header_line.strip())

            if resp.version != "RTSP/1.0":
                self.log("Unknown version! '{}'", resp.version)

            if "content-length" in headers:
                try:
                    content_length = int(headers.last("content-length"))
                except ValueError:
                    content_length = None
                    self.log("Warning: invalid content length '{}'", headers.last('content-length'))
            else:
                content_length = 0


            if header_line is not None:
                conn["lbl_disable"](dst)
                while len(body) < content_length or content_length is None:
                    data = yield
                    if data is None:
                        break
                    body += data

            if "content-encoding" in headers:
                encoding = headers.last("content-encoding")
                if encoding in self.ENCODERS:
                    body = self.ENCODERS[encoding](body)

            conn["lbl_enable"](dst)
            conn["rtsp_headers"] = headers
            conn["rtsp_response"] = resp
            start_line = yield self.bubble(dst, conn, body)
예제 #2
0
파일: http.py 프로젝트: zeusk/lens
    def request(self, conn, src, dst):
        keep_alive = True
        req = None
        conn = conn.copy()

        req_line = yield
        while keep_alive and req_line is not None:
            body = ""
            headers = MultiOrderedDict()
            try:
                req = httputil.parse_request_start_line(req_line.strip())
            except httputil.HTTPInputError:
                if req_line != "":
                    self.log("HTTP Error: Malformed request start line: '{}'",
                             req_line)
                req_line = yield
                continue
            while True:
                header_line = yield
                if header_line is None:
                    break
                if not header_line.strip():
                    break
                self.parse_header_line(headers, header_line.strip())

            if req.version == "HTTP/1.0":
                keep_alive = headers.last("connection",
                                          "").lower().strip() == "keep-alive"
            else:
                keep_alive = headers.last("connection",
                                          "").lower().strip() != "close"

            if "content-length" in headers:
                try:
                    content_length = int(headers.last("content-length"))
                except ValueError:
                    content_length = None
            else:
                content_length = None

            if req.method != "POST":
                content_length = content_length or 0

            if header_line is not None:
                #body += conn["lbl_buffers"][dst]
                #conn["lbl_buffers"][dst] = ""
                conn["lbl_disable"](dst)
                while len(body) < content_length or content_length is None:
                    data = yield
                    if data is None:
                        break
                    body += data

            if "content-encoding" in headers:
                conn["http_decoded"] = False
                encoding = headers.last("content-encoding")
                self.log("req encoding: {}", encoding)
                if encoding in self.DECODERS:
                    try:
                        body = self.DECODERS[encoding](body)
                        conn["http_decoded"] = True
                    except:
                        self.log("Unable to decode content '{}' len={}/{}",
                                 encoding, len(body), content_length)
            else:
                conn["http_decoded"] = True

            conn["lbl_enable"](dst)
            conn["http_headers"] = headers
            conn["http_request"] = req
            req_line = yield self.bubble(dst, conn, body)
예제 #3
0
파일: http.py 프로젝트: 64b2b6d12b/lens
    def request(self, conn, src, dst):
        keep_alive = True
        req = None
        conn = conn.copy()

        req_line = yield 
        while keep_alive and req_line is not None:
            body = ""
            headers = MultiOrderedDict()
            try:
                req = httputil.parse_request_start_line(req_line.strip())
            except httputil.HTTPInputError:
                if req_line != "":
                    self.log("HTTP Error: Malformed request start line: '{}'", req_line)
                req_line = yield
                continue
            while True:
                header_line = yield
                if header_line is None:
                    break
                if not header_line.strip():
                    break
                self.parse_header_line(headers, header_line.strip())

            if req.version == "HTTP/1.0":
                keep_alive = headers.last("connection", "").lower().strip() == "keep-alive"
            else:
                keep_alive = headers.last("connection", "").lower().strip() != "close"

            if "content-length" in headers:
                try:
                    content_length = int(headers.last("content-length"))
                except ValueError:
                    content_length = None
            else:
                content_length = None

            if req.method != "POST":
                content_length = content_length or 0

            
            if header_line is not None:
                #body += conn["lbl_buffers"][dst]
                #conn["lbl_buffers"][dst] = ""
                conn["lbl_disable"](dst)
                while len(body) < content_length or content_length is None:
                    data = yield
                    if data is None:
                        break
                    body += data

            if "content-encoding" in headers:
                conn["http_decoded"] = False
                encoding = headers.last("content-encoding")
                self.log("req encoding: {}", encoding)
                if encoding in self.DECODERS:
                    try:
                        body = self.DECODERS[encoding](body)
                        conn["http_decoded"] = True
                    except:
                        self.log("Unable to decode content '{}' len={}/{}", encoding, len(body), content_length)
            else:
                conn["http_decoded"] = True

            conn["lbl_enable"](dst)
            conn["http_headers"] = headers
            conn["http_request"] = req
            req_line = yield self.bubble(dst, conn, body)