jensandClaude Sonnet 4.6
f9dd96269e
Diffs should always be computed against the last full snapshot, not the last broadcast payload. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
110 lines
4.0 KiB
Python
110 lines
4.0 KiB
Python
import argparse
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import logging
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import sys
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import time
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from datetime import datetime, timezone
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from pathlib import Path
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from . import log_config, network, we_connect
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from .data_model import ALL_DOMAINS, collect_snapshot, apply_procedural
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from .storage_helpers import auto_out_path, load_last_24h_records, load_store, save_store
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from jaydiff.diff import diff_full as jay_diff_full
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from volkswagencarnet.vw_exceptions import AuthenticationError
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log = logging.getLogger(__name__)
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def run(args: argparse.Namespace) -> None:
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log_config.setup(args.verbose)
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raw = [d.strip() for d in args.domains.split(",")]
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domains = list(ALL_DOMAINS) if raw == ["all"] else raw
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unknown = [d for d in domains if d not in ALL_DOMAINS]
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if unknown:
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log.error("Unknown domain(s): %s. Available: %s", unknown, list(ALL_DOMAINS))
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sys.exit(1)
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if args.dry:
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log.info("Dry-run mode — skipping volkswagencarnet login")
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wc = None
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vehicle = None
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vin = args.vin or "UNKNOWN"
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else:
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log.info("Connecting via volkswagencarnet…")
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wc = we_connect.connect(args.username, args.password)
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vehicle, err = we_connect.select_vehicle(wc, args.vin)
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if err:
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log.error(err)
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sys.exit(1)
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vin = vehicle.vin
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log.info("Vehicle: %s", vin)
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logs_dir = Path(args.log_dir)
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logs_dir.mkdir(parents=True, exist_ok=True)
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out = auto_out_path(logs_dir, vin)
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push_clients, push_lock, push_store_ref = network.start_push_server(args.host, args.port)
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push_store_ref["diff_mode"] = args.diff
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push_store_ref["preloaded"] = load_last_24h_records(logs_dir, vin)
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for _r in push_store_ref["preloaded"]:
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if "procedural" not in _r:
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apply_procedural(_r)
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if push_store_ref["preloaded"]:
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log.info("Pre-loaded %d record(s) from the last 24 h", len(push_store_ref["preloaded"]))
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current_day = datetime.now(timezone.utc).date()
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store = load_store(out, vin, args.interval)
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for _r in store["records"]:
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if "procedural" not in _r:
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apply_procedural(_r)
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push_store_ref["current"] = store
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last_broadcast: dict = {}
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if args.dry:
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log.info("Push server running on %s:%d — no live collection (Ctrl-C to stop)", args.host, args.port)
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else:
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log.info(
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"Collecting [%s] every %ds → %s (Ctrl-C to stop)",
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", ".join(domains),
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args.interval,
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out,
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)
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try:
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while True:
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if not args.dry:
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today = datetime.now(timezone.utc).date()
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if today != current_day:
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out = auto_out_path(logs_dir, vin)
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store = load_store(out, vin, args.interval)
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push_store_ref["current"] = store
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current_day = today
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log.info("Midnight UTC rotation → %s", out)
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try:
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we_connect.update(wc)
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snapshot = collect_snapshot(vehicle, domains)
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apply_procedural(snapshot)
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store["records"].append(snapshot)
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save_store(out, store, args.max_records)
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if args.diff:
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payload = jay_diff_full(last_broadcast, snapshot, combine_upd_add=True)
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else:
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payload = snapshot
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last_broadcast = snapshot
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network.broadcast(payload, push_clients, push_lock)
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log.info("Record #%d saved at %s", len(store["records"]), snapshot["ts"])
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except KeyboardInterrupt:
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raise
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except AuthenticationError:
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log.warning("Authentication error — will retry at next interval")
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except Exception:
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log.exception("Collection failed — will retry at next interval")
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time.sleep(args.interval)
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except KeyboardInterrupt:
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log.info("Stopped by user. %d records in %s", len(store["records"]), out)
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