diff options
Diffstat (limited to 'Lib/http/server.py')
| -rw-r--r-- | Lib/http/server.py | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/Lib/http/server.py b/Lib/http/server.py index e12e45bfc3..61ddecc7ef 100644 --- a/Lib/http/server.py +++ b/Lib/http/server.py @@ -267,8 +267,8 @@ class BaseHTTPRequestHandler(socketserver.StreamRequestHandler): are in self.command, self.path, self.request_version and self.headers. - Return True for success, False for failure; on failure, an - error is sent back. + Return True for success, False for failure; on failure, any relevant + error response has already been sent back. """ self.command = None # set in case of error on the first line @@ -278,10 +278,13 @@ class BaseHTTPRequestHandler(socketserver.StreamRequestHandler): requestline = requestline.rstrip('\r\n') self.requestline = requestline words = requestline.split() - if len(words) == 3: - command, path, version = words + if len(words) == 0: + return False + + if len(words) >= 3: # Enough to determine protocol version + version = words[-1] try: - if version[:5] != 'HTTP/': + if not version.startswith('HTTP/'): raise ValueError base_version_number = version.split('/', 1)[1] version_number = base_version_number.split(".") @@ -306,22 +309,22 @@ class BaseHTTPRequestHandler(socketserver.StreamRequestHandler): HTTPStatus.HTTP_VERSION_NOT_SUPPORTED, "Invalid HTTP version (%s)" % base_version_number) return False - elif len(words) == 2: - command, path = words + self.request_version = version + + if not 2 <= len(words) <= 3: + self.send_error( + HTTPStatus.BAD_REQUEST, + "Bad request syntax (%r)" % requestline) + return False + command, path = words[:2] + if len(words) == 2: self.close_connection = True if command != 'GET': self.send_error( HTTPStatus.BAD_REQUEST, "Bad HTTP/0.9 request type (%r)" % command) return False - elif not words: - return False - else: - self.send_error( - HTTPStatus.BAD_REQUEST, - "Bad request syntax (%r)" % requestline) - return False - self.command, self.path, self.request_version = command, path, version + self.command, self.path = command, path # Examine the headers and look for a Connection directive. try: |