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RemSound/server/__pycache__/remsound-relay.cpython-311.pyc
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RemSound UDP relay, dual-protocol.
Listens on a single UDP port and handles two protocol versions concurrently:
- v1 ("pairwise"): 12-byte header, two-slot reflector. First two distinct
UDP endpoints to send a valid RemSound v1 packet claim the slots; subsequent
v1 packets from one slot's endpoint are reflected to the other. Slots idle
for IDLE_TIMEOUT_SECONDS are eligible for replacement. This is the original
remsound-relay.py behaviour, preserved here unchanged so legacy clients keep
working against the new server.
- v2 ("lobby"): 28-byte header with embedded CLIENT_ID (UUID). Up to
REMSOUND_MAX_CLIENTS instances (default 10) form a single lobby. Each
incoming packet is forwarded unmodified to every OTHER registered client.
Identity is the CLIENT_ID, not the network endpoint — NAT rebinds and
same-NAT-multiple-clients are no longer special cases. Periodic LobbyRoster
packets keep clients informed of the current membership.
The two protocols share state only via the listening socket and the stats
counters. They never interact otherwise: a v1 client and a v2 client cannot
hear each other in this release (deliberate — see the design doc).
Owner: Pi thread. Spec: D:\Dropbox\proj\pi\remsound server update.md.
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