Skip to content

Adjusting sync modbus server to accept custom ModusRequestHandler #699

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
dhoomakethu merged 1 commit into from
Jan 11, 2022
Merged

Adjusting sync modbus server to accept custom ModusRequestHandler #699

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
13 changes: 7 additions & 6 deletions pymodbus/server/sync.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -541,7 +541,8 @@ def __init__(self, context, framer=None, identity=None, **kwargs):
self.socket = None
if self._connect():
self.is_running = True
self._build_handler()
self._build_handler(kwargs.get('handler',
CustomSingleRequestHandler))

def _connect(self):
""" Connect to the serial server
Expand All @@ -560,19 +561,19 @@ def _connect(self):
_logger.error(msg)
return self.socket is not None

def _build_handler(self):
def _build_handler(self, handler):
""" A helper method to create and monkeypatch
a serial handler.
:param handler: a custom handler, uses ModbusSingleRequestHandler if set to None

:returns: A patched handler
"""

request = self.socket
request.send = request.write
request.recv = request.read
self.handler = CustomSingleRequestHandler(request,
(self.device, self.device),
self)
self.handler = handler(request,
(self.device, self.device),
self)

def serve_forever(self):
""" Callback for connecting a new client thread
Expand Down