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| author | John Snow <jsnow@redhat.com> | 2021-09-15 12:29:38 -0400 |
|---|---|---|
| committer | John Snow <jsnow@redhat.com> | 2021-09-27 12:10:29 -0400 |
| commit | 2686ac131634365899570bd8b8df99ae50354e79 (patch) | |
| tree | 7912abeb1a1a0e10a5d55fe1dc43c6bdb3a0d620 /python | |
| parent | 774c64a58d45da54a344947e7ed26814db04cc68 (diff) | |
| download | qemu-2686ac131634365899570bd8b8df99ae50354e79.zip qemu-2686ac131634365899570bd8b8df99ae50354e79.tar.gz qemu-2686ac131634365899570bd8b8df99ae50354e79.tar.bz2 | |
python/aqmp: add configurable read buffer limit
QMP can transmit some pretty big messages, and the default limit of 64KB
isn't sufficient. Make sure that we can configure it.
Reported-by: G S Niteesh Babu <niteesh.gs@gmail.com>
Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20210915162955.333025-11-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'python')
| -rw-r--r-- | python/qemu/aqmp/protocol.py | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/python/qemu/aqmp/protocol.py b/python/qemu/aqmp/protocol.py index 62c26ed..2ef19e9 100644 --- a/python/qemu/aqmp/protocol.py +++ b/python/qemu/aqmp/protocol.py @@ -189,6 +189,9 @@ class AsyncProtocol(Generic[T]): #: Logger object for debugging messages from this connection. logger = logging.getLogger(__name__) + # Maximum allowable size of read buffer + _limit = (64 * 1024) + # ------------------------- # Section: Public interface # ------------------------- @@ -452,6 +455,7 @@ class AsyncProtocol(Generic[T]): port=address[1], ssl=ssl, backlog=1, + limit=self._limit, ) else: coro = asyncio.start_unix_server( @@ -459,6 +463,7 @@ class AsyncProtocol(Generic[T]): path=address, ssl=ssl, backlog=1, + limit=self._limit, ) server = await coro # Starts listening @@ -482,9 +487,18 @@ class AsyncProtocol(Generic[T]): self.logger.debug("Connecting to %s ...", address) if isinstance(address, tuple): - connect = asyncio.open_connection(address[0], address[1], ssl=ssl) + connect = asyncio.open_connection( + address[0], + address[1], + ssl=ssl, + limit=self._limit, + ) else: - connect = asyncio.open_unix_connection(path=address, ssl=ssl) + connect = asyncio.open_unix_connection( + path=address, + ssl=ssl, + limit=self._limit, + ) self._reader, self._writer = await connect self.logger.debug("Connected.") |