Untitled

import pandas as pd
import mysql.connector
import json
from base64 import b64decode as base_b64decode
from base64 import b64encode as base_b64encode
import logging
import datetime


releaseId = '275.2'
releaseType = 'DEPLOYED'
replicationTarget = 'TESTING'
catalogId = ''
opId = 'HOB'
buId = 'DEFAULT'
replicationJobId = ''
json_file_path = "/app/scripts/PPM_Release_Management/Product_Catalog_ETL/config/ppm_reply.json"
sql_log_file = "/app/scripts/PPM_Release_Management/Product_Catalog_ETL/logs/ppm_reply.sql"
logging.basicConfig(filename='/app/scripts/PPM_Release_Management/Product_Catalog_ETL/logs/ppm_reply.log', level=logging.INFO,
                    format='%(asctime)s - %(message)s', datefmt='%Y-%m-%d %H:%M:%S')
query_count = 0


def write_sql(query_info):
    with open(sql_log_file, "a") as log_file:
        log_file.write(query_info)
        log_file.write('\n')


try:
    with open(json_file_path) as json_file:
        json_data = json.load(json_file)
    # For PPM_PC
    encrypt = json_data.get('PPM_PC', {}).get('ENCRYPT')
    host = json_data.get('PPM_PC', {}).get('DB_HOST')
    port = json_data.get('PPM_PC', {}).get('DB_PORT')
    user = json_data.get('PPM_PC', {}).get('DB_USER')
    schema = json_data.get(replicationTarget, {}).get('DB_SCHEMA')
    logging.info("DATABASE - HOST FOR PPM_PC - " + host)
    logging.info("DATABASE - PORT FOR PPM_PC - " + port)
    logging.info("DATABASE - USER - PPM_PC" + user)

    if encrypt == 'Y':
        password = base_b64decode(json_data.get('PPM_PC', {}).get('DB_PASSWORD')).decode('utf-8')
    else:
        password = json_data.get('PPM_PC', {}).get('DB_PASSWORD')

    cnx = mysql.connector.connect(user=user, password=password, host=host, port=port)
    cursor = cnx.cursor()
    logging.info(f"connected to database server PPM_PC: {host}:{port}")

    primary_query = f"SELECT * FROM {schema}.etl_ppm_replication_master"
    cursor.execute(primary_query)
    logging.info(f"executed primary query - {primary_query}")
    query_info = f"-- ++++++++++++++++++++|PRIMARY_QUERY\n"
    query_info += f"-- #Query:\n{primary_query};\n"
    write_sql(query_info)

    rows = cursor.fetchall()
    columns = [desc[0] for desc in cursor.description]
    df = pd.DataFrame(rows, columns=columns)

    # replicationTarget
    encrypt_tar = json_data.get(replicationTarget, {}).get('ENCRYPT')
    host_tar = json_data.get(replicationTarget, {}).get('DB_HOST')
    port_tar = json_data.get(replicationTarget, {}).get('DB_PORT')
    user_tar = json_data.get(replicationTarget, {}).get('DB_USER')
    logging.info("DATABASE - HOST FOR REPLICATION_TARGET - " + host_tar)
    logging.info("DATABASE - PORT FOR REPLICATION_TARGET - " + port_tar)
    logging.info("DATABASE - USER - REPLICATION_TARGET -" + user_tar)

    if encrypt_tar == 'Y':
        password = base_b64decode(json_data.get(replicationTarget, {}).get('DB_PASSWORD')).decode('utf-8')
        logging.info("password encryption is enabled")
    else:
        password = json_data.get(replicationTarget, {}).get('DB_PASSWORD')
        logging.info("password encryption is not enabled")

    cnx_tar = mysql.connector.connect(user=user_tar, password=password, host=host_tar, port=port_tar)
    cursor_tar = cnx_tar.cursor()
    logging.info(f"connected to database server REPLICATION_TARGET: {host_tar}:{port_tar}")
    replaced_string = ""

    if releaseType == 'DEPLOYED':
        logging.info(f"processing - {releaseType}")
        order = ['MASTER-CHILD', 'AUDIT-CHILD', 'MASTER', 'AUDIT', 'RELEASE']
        logging.info("order of execution - 'MASTER-CHILD', 'AUDIT-CHILD', 'MASTER', 'AUDIT', 'RELEASE'")
        filtered_df = df[df['eprm_catalog'].isin(['RELEASE']) & (df['eprm_enabled_flg'] == 'Y')].copy()
        filtered_df['eprm_table_type'] = pd.Categorical(filtered_df['eprm_table_type'], categories=order, ordered=True)
        filtered_df = filtered_df.sort_values('eprm_seq_nbr', ascending=False)

        for _, row in filtered_df.iterrows():
            eprm_table_name = row['eprm_table_name']
            eprm_join_cols_entity = row['eprm_join_cols_entity']
            eprm_join_cols_reim = row['eprm_join_cols_reim']
            eprm_table_alias = row['eprm_table_alias']
            eprm_table_type = row['eprm_table_type']
            eprm_parent_table_name = row['eprm_parent_table_name']

            if eprm_table_type == 'RELEASE':
                query = f"SELECT * FROM {schema}.{eprm_table_name}"
                try:
                    logging.info(f"processing {eprm_table_type}")
                    cursor_tar.execute(query)
                    result = cursor_tar.fetchall()
                    query_info = f"-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ STATUS|{replicationTarget}| TABLE| {eprm_table_name}\n"
                    query_info += f"-- #Query:\n{query};\n"
                    query_count += 1
                    write_sql(query_info)
                    print(f"Data from table {eprm_table_name}:")
                    logging.info(f"Data from table {eprm_table_name}:")
                    for row in result:
                        print(row)
                        logging.info(row)
                except mysql.connector.Error as err:
                    print(f"Error occurred while executing the query: {err}")
                    logging.info(f"Error occurred while executing the query: {err}")