consultoria-as
042acd6207
C1: Materialized view part_vehicle_preview (creación en progreso) - Migración v3.3_materialized_view.sql - catalog_service.py y dashboard/server.py ahora usan la MV - Script refresh_part_vehicle_preview.py + warm_vehicle_cache.py actualizado C2: Fix cache warming script (autónomo) - Auto-re-ejecuta con sudo -u postgres si peer auth falla - Args CLI: --dsn, --batch-size, --ttl, --dry-run C3: CSS dinámico residual extraído - sidebar.js → sidebar.css (nuevo) - pos-utils.js → common.css (nuevo) - Links agregados a 14 templates POS C4: Script de load testing básico - scripts/load_test.py: métricas p50/p95/p99, throughput, errores C5: Documentación actualizada - FASES_IMPLEMENTADAS.md: test count real, FASE 7 completa - performance_audit_2026.md: anexo post-FASE 7, métricas actualizadas A1: Serialización orjson - pos/json_provider.py: DefaultJSONProvider con orjson.dumps/loads - Aplicado a POS app y Dashboard server - Fix indentation error en pos_bp.py Tests: 73/73 pasando
83 lines
2.5 KiB
Python
83 lines
2.5 KiB
Python
#!/usr/bin/env python3
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"""Refresh the part_vehicle_preview materialized view.
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Uses REFRESH MATERIALIZED VIEW CONCURRENTLY so reads are not blocked.
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Requires the unique index idx_pvp_part to exist.
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Usage:
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python3 refresh_part_vehicle_preview.py
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python3 refresh_part_vehicle_preview.py --dsn "postgresql://..."
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Recommended cron (as postgres user or via systemd timer):
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0 3 * * * /usr/bin/python3 /home/Autopartes/scripts/refresh_part_vehicle_preview.py >> /var/log/nexus-pos/mv_refresh.log 2>&1
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"""
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import argparse
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import os
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import subprocess
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import sys
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import time
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from datetime import datetime
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import psycopg2
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DEFAULT_DSN = os.environ.get('MASTER_DB_URL', 'postgresql://postgres@/nexus_autoparts')
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def log(msg):
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print(f"[{datetime.now().isoformat(timespec='seconds')}] {msg}", flush=True)
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def _connect(dsn):
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return psycopg2.connect(dsn)
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def _ensure_connection(dsn):
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try:
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return _connect(dsn)
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except psycopg2.OperationalError as exc:
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err = str(exc).lower()
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if 'peer' in err or 'authentication' in err:
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if os.geteuid() == 0:
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log("ERROR: PostgreSQL peer authentication failed.")
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log(" Run as postgres OS user: sudo -u postgres python3 " + __file__)
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sys.exit(1)
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log("Peer auth failed. Re-running with sudo -u postgres ...")
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cmd = ['sudo', '-u', 'postgres', sys.executable, __file__]
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env = os.environ.copy()
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env['MASTER_DB_URL'] = dsn
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for i, arg in enumerate(sys.argv[1:], start=1):
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if arg in ('--dsn', '-d') and i < len(sys.argv) - 1:
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env['MASTER_DB_URL'] = sys.argv[i + 1]
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ret = subprocess.call(cmd, env=env)
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sys.exit(ret)
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raise
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def main():
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parser = argparse.ArgumentParser(description='Refresh part_vehicle_preview MV')
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parser.add_argument('--dsn', '-d', default=DEFAULT_DSN, help='PostgreSQL DSN')
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args = parser.parse_args()
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log("Starting REFRESH MATERIALIZED VIEW CONCURRENTLY part_vehicle_preview ...")
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conn = _ensure_connection(args.dsn)
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conn.autocommit = True
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cur = conn.cursor()
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start = time.time()
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try:
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cur.execute("SET statement_timeout = 0;")
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cur.execute("REFRESH MATERIALIZED VIEW CONCURRENTLY part_vehicle_preview;")
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elapsed = time.time() - start
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log(f"Refresh completed in {elapsed:.1f}s")
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except psycopg2.Error as exc:
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log(f"ERROR: {exc}")
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sys.exit(1)
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finally:
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cur.close()
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conn.close()
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if __name__ == '__main__':
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main()
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