From 97f65945686fb520582be9dea11a73fddc14ac06 Mon Sep 17 00:00:00 2001
From: lukas91 <lukas91@noreply.localhost>
Date: Wed, 12 Jun 2024 10:20:24 +0500
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=B8=D1=82?=
 =?UTF-8?q?=D1=8C=20yandex=5Fway=5Fmp.py?=
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---
 yandex_way_mp.py | 145 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100644 yandex_way_mp.py

diff --git a/yandex_way_mp.py b/yandex_way_mp.py
new file mode 100644
index 0000000..223885e
--- /dev/null
+++ b/yandex_way_mp.py
@@ -0,0 +1,145 @@
+import cx_Oracle as oracledb
+import configparser
+import os
+import json
+import logging
+import time
+import platform
+import sys
+from multiprocessing import Process, Queue, current_process
+import requests
+
+# Настройка логирования
+def setup_logging():
+    log_dir = "log" if platform.system() == 'Linux' else "Log"
+    log_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), log_dir)
+    if not os.path.exists(log_path):
+        os.makedirs(log_path)
+    log_filename = os.path.join(log_path, f"{time.strftime('%Y%m%d_yandex_way.log')}")
+    logging.basicConfig(level=logging.DEBUG, filename=log_filename, filemode='a', format="%(asctime)s %(levelname)s %(message)s")
+
+# Инициализация клиента Oracle
+def init_oracle_client():
+    if platform.system() == 'Linux':
+        oracledb.init_oracle_client(lib_dir='/usr/lib/oracle/11.2/client64/lib')
+    elif platform.system() == 'Windows':
+        libpath = os.path.abspath(__file__).replace('yandex_way.py', 'Lib\\instantclient_21_9')
+        oracledb.init_oracle_client(lib_dir=libpath)
+    else:
+        logging.critical(f'System version: {platform.system()}')
+        sys.exit(0)
+
+# Загрузка конфигурации
+def load_config(path):
+    config = configparser.ConfigParser()
+    config.read(path)
+    return config
+
+# Функция для получения API ключа
+def get_apikey(cursor):
+    cursor.execute("SELECT value FROM ln_params WHERE section = 'YandexAPI' AND name = 'apikey'")
+    return cursor.fetchone()[0]
+
+# Функция для получения интервала времени обновления
+def get_refresh_time(cursor):
+    cursor.execute("SELECT value FROM ln_params WHERE section = 'YandexAPI' AND name = 'refresh_time'")
+    result = cursor.fetchone()
+    return int(result[0]) if result else 30
+
+# Функция для обработки записей в процессе
+def process_records(records, apikey, queue):
+    try:
+        conn = oracledb.connect(user=config['ORACLE']['user'], password=config['ORACLE']['pass'], dsn=dsn_tns)
+        cursor = conn.cursor()
+        dep_time = time.time() + 60 * 10
+
+        for record in records:
+            origins = f"{record[2]},{record[3]}"
+            destinations = f"{record[5]},{record[6]}"
+            params = {'origins': origins, 'destinations': destinations, 'apikey': apikey, 'departure_time': dep_time}
+            response = requests.get('https://api.routing.yandex.net/v2/distancematrix', params=params)
+            route_json = response.json()
+            cursor.execute("BEGIN flm_office.add_way_log(:1, :2, :3, :4); END;",
+                           [record[0], response.status_code, response.url, json.dumps(route_json)])
+        
+        cursor.close()
+        conn.close()
+        queue.put("success")
+    except Exception as e:
+        logging.error(f'Process {current_process().name} failed: {e}')
+        queue.put("error")
+
+# Функция для завершения процессов
+def terminate_processes(processes):
+    for process in processes:
+        process.join(timeout=15)
+        if process.is_alive():
+            process.terminate()
+            process.join()
+            logging.warning(f'Process {process.name} terminated due to timeout')
+
+# Основная функция для обработки записей
+def process_data():
+    global dsn_tns
+    dsn_tns = oracledb.makedsn(config['ORACLE']['host'], config['ORACLE']['port'], service_name=config['ORACLE']['service_name'])
+    conn = oracledb.connect(user=config['ORACLE']['user'], password=config['ORACLE']['pass'], dsn=dsn_tns)
+    cursor = conn.cursor()
+    apikey = get_apikey(cursor)
+
+    while True:
+        refresh_time = get_refresh_time(cursor)
+        cursor.execute("SELECT way_id, office_id, latitude_from, longitude_from, site_id, latitude_to, longitude_to FROM vw_ways_to_load ORDER BY status, last_date")
+        rows = cursor.fetchall()
+        
+        if not rows:
+            logging.info(f'No Data Found, wait {refresh_time} seconds')
+            time.sleep(refresh_time)
+            break
+        
+        chunk_size = 20
+        processes = []
+        queue = Queue()
+
+        for i in range(0, len(rows), chunk_size):
+            chunk = rows[i:i + chunk_size]
+            p = Process(target=process_records, args=(chunk, apikey, queue))
+            processes.append(p)
+            p.start()
+
+            if len(processes) == 5:
+                terminate_processes(processes)
+                processes.clear()
+
+        terminate_processes(processes)
+        processes.clear()
+        logging.info(f"Sleeping for {refresh_time} seconds")
+        time.sleep(refresh_time)
+
+    cursor.close()
+    conn.close()
+
+# Основная функция
+def main():
+    setup_logging()
+    init_oracle_client()
+    logging.warning("<<<<< start >>>>>")
+
+    path = os.path.abspath(__file__).replace('.py', '.ini')
+    if not os.path.isfile(path):
+        logging.error(f'File not found {path}')
+        return
+
+    global config
+    config = load_config(path)
+
+    try:
+        while True:
+            process_data()
+
+    except (FileNotFoundError, configparser.Error, oracledb.DatabaseError, Exception) as e:
+        logging.error(f'{e}')
+    finally:
+        logging.warning("<<<<< finish >>>>>")
+
+if __name__ == "__main__":
+    main()