⚡ Bolt: Optimize socket buffer JSON parsing#4
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💡 What: Added a check to ensure the socket buffer likely contains a complete JSON object (`endswith(b'}')`) before attempting to decode and parse it. 🎯 Why: The previous implementation attempted to decode and parse the entire growing buffer on every received chunk. For large payloads (e.g., 1MB), this resulted in O(N^2) complexity, freezing the server thread. 📊 Impact: Reduces parsing attempts from N (number of chunks) to ~1. Benchmarks show a ~14x speedup for 1MB payloads (0.16s -> 0.01s). 🔬 Measurement: Verified with a standalone benchmark script simulating chunked JSON delivery.
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This PR introduces a performance optimization to the
_handle_clientmethod inaddon.py.The Problem:
When receiving large JSON payloads over the socket, the server was attempting to
json.loads(buffer.decode('utf-8'))every time a new chunk of data arrived (8192 bytes). For a 1MB file, this meant decoding and trying to parse the growing string hundreds of times, leading to quadratic performance degradation.The Solution:
I added a simple heuristic check:
This ensures we only pay the cost of decoding and parsing when we have a high probability of having the full message.
Verification:
benchmark_parsing.py) which showed a reduction in processing time from ~0.16s to ~0.01s for a 1MB payload.python3 -m py_compile addon.py.PR created automatically by Jules for task 13958682015492795725 started by @hnethery