Files
we_monitor/server/network.py
jensandClaude Sonnet 4.6 2f6556116e Replace utils/jay_diff.py with jaydiff package from jayfield/jaypy
Remove the local copy of jay_diff and its tests/data; switch all four
import sites to `jaydiff.diff.diff_full` / `jaydiff.merge.merge_full`
from the shared Gitea package (http://192.168.22.90:3001/jayfield/jaypy).
Add the package as a VCS dependency in requirements.txt.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-27 13:56:45 +02:00

84 lines
2.8 KiB
Python

import json
import logging
import socket
import threading
from jaydiff.diff import diff_full as jay_diff_full
log = logging.getLogger(__name__)
def _accept_loop(
server_sock: socket.socket,
clients: list,
lock: threading.Lock,
store_ref: dict,
) -> None:
while True:
try:
conn, addr = server_sock.accept()
log.info("Push client connected from %s", addr)
with lock:
store = store_ref["current"]
in_mem = store["records"] if store else []
preloaded = store_ref.get("preloaded", [])
if preloaded:
seen_ts = {r.get("ts") for r in preloaded}
extra = [r for r in in_mem if r.get("ts") not in seen_ts]
records = sorted(preloaded + extra, key=lambda r: r.get("ts", ""))
else:
records = in_mem
try:
if store_ref.get("diff_mode"):
prev: dict = {}
for record in records:
diff = jay_diff_full(prev, record, combine_upd_add=True)
prev = record
conn.sendall((json.dumps(diff, default=str) + "\n").encode())
else:
for record in records:
conn.sendall((json.dumps(record, default=str) + "\n").encode())
if records:
log.info("Sent %d record(s) to %s", len(records), addr)
except OSError:
log.debug("Failed to send history to %s", addr)
conn.close()
continue
clients.append(conn)
except OSError:
break
def broadcast(snapshot: dict, clients: list, lock: threading.Lock) -> None:
line = (json.dumps(snapshot, default=str) + "\n").encode()
with lock:
dead = []
for conn in clients:
try:
conn.sendall(line)
except OSError:
dead.append(conn)
for conn in dead:
clients.remove(conn)
conn.close()
log.info("Push client disconnected")
def start_push_server(host: str, port: int) -> tuple:
server_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server_sock.bind((host, port))
server_sock.listen()
clients: list = []
lock = threading.Lock()
store_ref: dict = {"current": None, "preloaded": [], "diff_mode": False}
t = threading.Thread(
target=_accept_loop,
args=(server_sock, clients, lock, store_ref),
daemon=True,
)
t.start()
log.info("Push server listening on %s:%d", host, port)
return clients, lock, store_ref