Skip to content

Fix for CPython "Adress already in use" error #79

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
merged 3 commits into from
Feb 5, 2024
Merged

Fix for CPython "Adress already in use" error #79

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
8d55322
Updated CPython example to use port 5000 by default and added explana…
michalpokusa Feb 1, 2024
6944481
Added reuse behaviour for CPython
michalpokusa Feb 1, 2024
145a095
Merge branch 'main' into cpython-fix
michalpokusa Feb 1, 2024
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
12 changes: 9 additions & 3 deletions adafruit_httpserver/server.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -210,9 +210,15 @@ def start(self, host: str, port: int = 80) -> None:
self._sock = self._socket_source.socket(
self._socket_source.AF_INET, self._socket_source.SOCK_STREAM
)
self._sock.bind((host, port))
self._sock.listen(10)
self._sock.setblocking(False) # Non-blocking socket
try:
# Only for CPython, prevents "Address already in use" error
self._sock.setsockopt(
self._socket_source.SOL_SOCKET, self._socket_source.SO_REUSEADDR, 1
)
finally:
self._sock.bind((host, port))
self._sock.listen(10)
self._sock.setblocking(False) # Non-blocking socket

if self.debug:
_debug_started_server(self)
Expand Down
3 changes: 2 additions & 1 deletion examples/httpserver_cpython.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -19,5 +19,6 @@ def base(request: Request):
return Response(request, "Hello from the CircuitPython HTTP Server!")


# runs on port 5000; ports < 1024 require sudo.
# Ports below 1024 are reserved for root user only.
# If you want to run this example on a port below 1024, you need to run it as root (or with `sudo`).
server.serve_forever("0.0.0.0", 5000)