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import pandas as pd
import mysql.connector
import json
from base64 import b64decode as base_b64decode
import logging
import datetime
import os
from sqlalchemy import create_engine as sqlalchemy_create_engine
from pandas import read_sql as pd_read_sql
import sys
releaseId = '275.2'
releaseType = 'DEPLOYED'
replicationTarget = 'SOURCE'
catalogId = ''
opId = 'HOB'
buId = 'DEFAULT'
replicationJobId = 'REP_990_234'
json_file_path = "/app/scripts/PPM_Release_Management/Product_Catalog_ETL/config/ppm_reply.json"
sql_log_file = f"/app/scripts/PPM_Release_Management/Product_Catalog_ETL/logs/{replicationJobId}ppm_reply.sql"
log_file = f'/app/scripts/PPM_Release_Management/Product_Catalog_ETL/logs/{replicationJobId}ppm_reply.log'
# sql_log_file = os.get_path("PPM_PC_LOG") + "/" + replicationJobId + "_ppm_pc_replication_delete.sql"
# json_file_path = os.get_path("PPM_PC_CONFIG") + "/ppm_pc_replication.json"
# log_file = os.get_path("PPM_PC_LOG") + "/" + replicationJobId + "_ppm_pc_replication_delete.log"
release_type = releaseType.casefold()
STATUS = replicationTarget
STATUS_MESSAGE = "success"
# Set up logging
logging.basicConfig(
filename=log_file,
level=logging.INFO,
format='%(asctime)s - %(message)s',
datefmt='%Y-%m-%d %H:%M:%S'
)
query_count = 0
# Open SQL log file for writing
sql_log_file = open(sql_log_file, "w")
# Function to write SQL query to the log file
def write_sql(query_info):
sql_log_file.write(query_info)
sql_log_file.write('\n')
# Utility
def process_release_table(eprm_table_name, schema_tar, releaseId, opId, buId, query_count):
query = f"SELECT COUNT(*) FROM {schema_tar}.{eprm_table_name} WHERE release_id='{releaseId}' AND op_id='{opId}' AND bu_id='{buId}'"
try:
cursor_tar.execute(query)
result = cursor_tar.fetchone()
query_info = f"-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ STATUS|{replicationTarget}| TABLE| {eprm_table_name}\n"
query_info += f"-- #Query: Result:{result[0]}\n"
query_count += 1
query_info += query + ";\n"
write_sql(query_info)
print(f"Count for {eprm_table_name}: {result[0]} (release)")
logging.info(f"Count for {eprm_table_name}: {result[0]} (release)")
except mysql.connector.Error as err:
print(f"Error occurred while executing the query: {query}: {err}")
logging.info(f"Error occurred while executing the query: {query}: {err}")
# Utility
def process_audit_table(eprm_table_name, eprm_table_col_pk, schema_tar, releaseId, opId, buId, query_count):
query = f"SELECT COUNT(*) FROM {schema_tar}.{eprm_table_name} WHERE ({eprm_table_col_pk}) IN (SELECT entity_ref_nbr FROM {schema_tar}.release_entity_inst_map WHERE release_id='{releaseId}' AND op_id='{opId}' AND bu_id='{buId}')"
try:
cursor_tar.execute(query)
result = cursor_tar.fetchone()
query_info = f"-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ STATUS|{replicationTarget}| TABLE| {eprm_table_name}\n"
query_info += f"-- #Query: Result:{result[0]}\n"
query_count += 1
query_info += query + ";\n"
write_sql(query_info)
print(f"Count for {eprm_table_name}: {result[0]} (audit)")
logging.info(f"Count for {eprm_table_name}: {result[0]} (audit)")
except mysql.connector.Error as err:
print(f"Error occurred while executing the query: {query}: {err}")
logging.info(f"Error occurred while executing the query: {query}: {err}")
try:
# Function to establish a database connection
def connect_to_database(json_data, replicationTarget):
try:
encrypt = json_data.get(replicationTarget, {}).get('ENCRYPT')
host = json_data.get(replicationTarget, {}).get('DB_HOST')
port = json_data.get(replicationTarget, {}).get('DB_PORT')
user = json_data.get(replicationTarget, {}).get('DB_USER')
db_type = json_data.get(replicationTarget, {}).get('DB_TYPE')
schema = json_data.get(replicationTarget, {}).get('DB_SCHEMA')
if encrypt == 'Y':
password = b64decode(json_data.get(replicationTarget, {}).get('DB_PASSWORD')).decode('utf-8')
else:
password = json_data.get(replicationTarget, {}).get('DB_PASSWORD')
if db_type == 'MYSQL':
cnx = mysql.connector.connect(user=user, password=password, host=host, port=port)
cursor = cnx.cursor()
logging.info(f"Connected to MySQL database server {replicationTarget}: {host}:{port}")
elif db_type == 'ORACLE':
import oracledb
oracle_mode = oracledb.is_thin_mode()
print("Oracle mode: %s" % oracle_mode)
if oracle_mode:
oracledb.init_oracle_client()
print("Enabled python-oracledb Thick mode")
else:
print("Default python-oracledb Thick mode")
cnx_text = ('oracle://%s:%s@%s:%s/?service_name=%s' % (user, password, host, port, schema))
cnx = create_engine(cnx_text, encoding="utf8").raw_connection()
cursor = cnx.cursor()
return cnx, cursor, schema
except Exception as dbexp:
print("Error - {} . Line No - {} ".format(str(dbexp), str(sys.exc_info()[-1].tb_lineno)))
try:
# Read JSON data from file
with open(json_file_path) as json_file:
json_data = json.load(json_file)
except FileNotFoundError:
print("File not found: " + json_file_path)
try:
# Connect to PPM_PC database
conn_ppm, cursor_ppm, schema_ppm = connect_to_database(json_data, 'PPM_PC')
# Fetch data from the etl_ppm_replication_master table
primary_query = f"SELECT * FROM {schema_ppm}.etl_ppm_replication_master"
df = pd_read_sql(primary_query, con=conn_ppm)
columns = df.columns.tolist()
rows = df.values.tolist()
if len(rows) == 0:
STATUS = "Error"
STATUS_MESSAGE = "No records present in etl_ppm_replication_master table"
# replicationTarget
connection_tar, cursor_tar, schema_tar = connect_to_database(json_data, replicationTarget)
# cursor_tar = connection_tar.cursor()
except Exception as e:
print("An Error occured:", str(e))
replaced_string = ""
try:
# Deleting records if releaseType is deployed or cancelled for MASTER-CHILD,AUDIT-CHILD,MASTER,AUDIT,RELEASE
if release_type == 'deployed' or release_type == 'cancelled':
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.loc[
df['eprm_catalog'].isin(['PC', 'RELEASE']) & (df['eprm_enabled_flg'].isin(['Y'])) & df[
'eprm_table_type'].isin(
order)].copy()
# filtered_df.sort_values(by='eprm_seq_nbr', ascending=True, inplace=True)
filtered_df['eprm_table_type'] = pd.Categorical(filtered_df['eprm_table_type'], categories=order,
ordered=True)
filtered_df.sort_values(by=['eprm_table_type', 'eprm_seq_nbr'], ascending=[True, True], inplace=True)
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']
eprm_seq_nbr = row['eprm_seq_nbr']
# df = df.sort_values('eprm_seq_nbr', ascending=True)
if eprm_table_type == 'AUDIT':
eprm_table_col_pk = row['eprm_table_col_pk']
process_audit_table(eprm_table_name, eprm_table_col_pk, schema_tar, releaseId, opId, buId,
query_count)
if eprm_table_type == 'RELEASE':
process_release_table(eprm_table_name, schema_tar, releaseId, opId, buId, query_count)
elif eprm_table_type == 'MASTER':
clause_removed_reim_join = eprm_join_cols_reim.replace(" AND", "").replace("=", "")
remove_string = [eprm_table_alias + "." + v for v in eprm_join_cols_entity.split(",")]
if eprm_table_alias + ".version" not in remove_string and eprm_table_alias + ".version" in eprm_join_cols_reim:
remove_string = remove_string + [eprm_table_alias + ".version"]
eprm_join_cols_entity = eprm_join_cols_entity + ", version"
reim_select_cols = clause_removed_reim_join
for v in remove_string:
reim_select_cols = reim_select_cols.replace(v, "").replace("reim.", "")
reim_select_cols = reim_select_cols.replace(" ", ",")
if eprm_table_alias + ".version" in remove_string and "reim.version" not in eprm_join_cols_reim:
reim_select_cols = reim_select_cols + ",version"
split_parts = reim_select_cols.split(',')
replaced_parts = []
for part in split_parts:
dot_index = part.find('.')
if dot_index != -1:
replaced_part = part[dot_index + 1:]
replaced_parts.append(replaced_part)
else:
replaced_parts.append(part)
replaced_string = ','.join(replaced_parts)
secondary_query = f"SELECT COUNT(*) FROM {schema_tar}.{eprm_table_name} WHERE (" + eprm_join_cols_entity + ") IN (SELECT " + replaced_string + f" FROM {schema_tar}.release_entity_inst_map WHERE release_id='" + releaseId + "' AND op_id='" + opId + "' AND bu_id='" + buId + "')"
try:
logging.info(f"processing {eprm_table_type}")
cursor_tar.execute(secondary_query)
result = cursor_tar.fetchone()
query_info = f"-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ STATUS|{replicationTarget}| TABLE| {eprm_table_name}\n"
query_info += f"-- #Query: Result:{result[0]}\n"
query_info += secondary_query + ";\n"
query_count += 1
write_sql(query_info)
logging.info(f"Count for {eprm_table_name}: {result[0]} (master)")
print(f"Count for {eprm_table_name}: {result[0]} (master) {eprm_seq_nbr}")
except mysql.connector.Error as err:
print("Error - {} . Line No - {} ".format(str(exp), str(sys.exc_info()[-1].tb_lineno)))
print(f"Error occurred while executing the query:{secondary_query}: {err}")
logging.info(f"Error occurred while executing the query:{secondary_query}: {err}")
elif eprm_table_type == 'MASTER-CHILD':
qry = f"select * from {schema_tar}.etl_ppm_replication_master WHERE eprm_table_name=" + "'" + eprm_parent_table_name + "'"
cursor_tar.execute(qry)
rows = cursor_tar.fetchall()
columns = [desc[0] for desc in cursor_tar.description]
df_child = pd.DataFrame(rows, columns=columns)
filtered_df_child = df_child[
df_child['eprm_catalog'].isin(['PC']) & (df_child['eprm_enabled_flg'] == 'Y') & df_child[
'eprm_table_type'].isin(
['MASTER'])]
for _, row in filtered_df_child.iterrows():
eprm_table_name_child = row['eprm_table_name']
eprm_join_cols_entity_child = row['eprm_join_cols_entity']
eprm_join_cols_reim_child = row['eprm_join_cols_reim']
eprm_table_type_child = row['eprm_table_type']
if eprm_table_type_child == 'MASTER':
split_conditions_reim = eprm_join_cols_reim.split('AND')
where_clause_reim = []
for condition in split_conditions_reim:
condition = condition.split('=')[1]
condition = condition.split('.')[1]
where_clause_reim.append(condition.strip())
where_clause_reim = ','.join(where_clause_reim)
values_child = eprm_join_cols_entity_child.split('=')
column_names_child = [value.split('.')[-1].strip() for value in values_child]
where_clause_child = ', '.join(column_names_child)
split_conditions = eprm_join_cols_reim_child.split(' AND ')
result = [condition.split('=')[0].split('.')[-1] for condition in split_conditions]
where_clause = ', '.join(result)
final_query = f"SELECT COUNT(*) FROM {schema_tar}.{eprm_table_name} WHERE ({where_clause_reim}) IN (select {where_clause_reim} from {schema_tar}.{eprm_table_name_child} where ({where_clause_child}) IN (select " + where_clause + f" FROM {schema_tar}.RELEASE_ENTITY_INST_MAP WHERE release_id='" + releaseId + "' AND op_id='" + opId + "' AND bu_id='" + buId + "'))"
try:
cursor_tar.execute(final_query)
logging.info(f"processing - {eprm_table_type}")
result = cursor_tar.fetchone()
query_info = f"-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ STATUS|{replicationTarget}| TABLE| {eprm_table_name}\n"
query_info += f"-- #Query: Result:{result[0]}\n"
query_count += 1
query_info += final_query + ";\n"
write_sql(query_info)
logging.info(f"Count for {eprm_table_name}: {result[0]}")
print(
f"Count for {eprm_table_name}: {result[0]}" + " ---------------------MASTER-AUDIT------------------")
except mysql.connector.Error as err:
print("Error - {} . Line No - {} ".format(str(exp), str(sys.exc_info()[-1].tb_lineno)))
print(f"Error occurred while executing the query:{final_query}: {err}")
logging.info(f"Error occurred while executing the query:{final_query}: {err}")
elif eprm_table_type == 'AUDIT-CHILD':
qry = f"select * from {schema_tar}.etl_ppm_replication_master WHERE eprm_table_name=" + "'" + eprm_parent_table_name + "'"
cursor_tar.execute(qry)
rows = cursor_tar.fetchall()
columns = [desc[0] for desc in cursor_tar.description]
df_child = pd.DataFrame(rows, columns=columns)
filtered_df_child = df_child[
df_child['eprm_catalog'].isin(['PC']) & (df_child['eprm_enabled_flg'] == 'Y') & df_child[
'eprm_table_type'].isin(
['AUDIT'])]
for _, row in filtered_df_child.iterrows():
eprm_table_name_child = row['eprm_table_name']
eprm_join_cols_entity_child = row['eprm_join_cols_entity']
eprm_join_cols_reim_child = row['eprm_join_cols_reim']
eprm_table_type_child = row['eprm_table_type']
if eprm_table_type_child == 'AUDIT':
split_conditions_reim = eprm_join_cols_reim.split('AND')
where_clause_reim = []
for condition in split_conditions_reim:
condition = condition.split('=')[1]
condition = condition.split('.')[1]
where_clause_reim.append(condition.strip())
where_clause_reim = ','.join(where_clause_reim)
values_child = eprm_join_cols_entity_child.split('=')
column_names_child = [value.split('.')[-1].strip() for value in values_child]
where_clause_child = ', '.join(column_names_child)
split_conditions = eprm_join_cols_reim_child.split(' AND ')
result = [condition.split('=')[0].split('.')[-1] for condition in split_conditions]
where_clause = ', '.join(result)
final_query = f"SELECT COUNT(*) FROM {schema_tar}.{eprm_table_name} WHERE ({where_clause_reim}) IN (select {where_clause_reim} from {schema_tar}.{eprm_table_name_child} where ({where_clause_child}) IN (select " + where_clause + f" FROM {schema_tar}.RELEASE_ENTITY_INST_MAP WHERE release_id='" + releaseId + "' AND op_id='" + opId + "' AND bu_id='" + buId + "'))"
try:
logging.info(f"processing - {eprm_table_type}")
cursor_tar.execute(final_query)
result = cursor_tar.fetchone()
query_info = f"-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ STATUS|{replicationTarget}| TABLE| {eprm_table_name}\n"
query_info += f"-- #Query: Result:{result[0]}\n"
query_count += 1
query_info += final_query + ";\n"
write_sql(query_info)
print(
f"Count for {eprm_table_name}: {result[0]}" + " ---------------------AUDIT-CHILD------------------")
logging.info(f"Count for {eprm_table_name}: {result[0]}")
except mysql.connector.Error as err:
print("Error - {} . Line No - {} ".format(str(exp), str(sys.exc_info()[-1].tb_lineno)))
print(f"Error occurred while executing the query:{final_query}: {err}")
logging.info(f"Error occurred while executing the query:{final_query}: {err}")
elif release_type == 'testing' or release_type == 'inprogress':
logging.info(f"{releaseType}")
filtered_df = df[df['eprm_catalog'].isin(['PC', 'RELEASE']) & (df['eprm_enabled_flg'].isin(['Y'])) & df[
'eprm_table_type'].isin(
['AUDIT', 'RELEASE'])]
filtered_df = filtered_df.sort_values('eprm_table_type')
df = df.sort_values('eprm_seq_nbr', ascending=False)
for _, row in filtered_df.iterrows():
eprm_table_name = row['eprm_table_name']
eprm_table_col_pk = row['eprm_table_col_pk']
eprm_table_type = row['eprm_table_type']
eprm_seq_nbr = row['eprm_seq_nbr']
if eprm_table_type == 'RELEASE':
eprm_table_name = row['eprm_table_name']
process_release_table(eprm_table_name, schema_tar, releaseId, opId, buId, query_count)
if eprm_table_type == 'AUDIT':
eprm_table_col_pk = row['eprm_table_col_pk']
process_audit_table(eprm_table_name, eprm_table_col_pk, schema_tar, releaseId, opId, buId,
query_count)
else:
print("Release Type is not defined")
logging.info("Release Type is not defined")
# PC_EXT
replicationTarget_EXT = replicationTarget + '_EXT'
connection_ext, cursor_ext, schema_ext = connect_to_database(json_data, replicationTarget_EXT)
cursor_ext = connection_ext.cursor()
filtered_df = df[df['eprm_catalog'].isin(['PC_EXT']) & (df['eprm_enabled_flg'].isin(['Y']))]
if len(filtered_df) > 0:
for _, row in filtered_df.iterrows():
eprm_table_name = row['eprm_table_name']
if eprm_table_name != 'PKG_PRD_FED_EXT_ATTRS':
query = f"SELECT COUNT(*) FROM {schema_ext}.{eprm_table_name} where release_id='" + releaseId + "' AND op_id='" + opId + "' AND bu_id='" + buId + "'"
try:
result = pd_read_sql(query, con=connection_ext)
count = result.iloc[0, 0]
query_info = f"-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ STATUS|{replicationTarget}| TABLE| {eprm_table_name}\n"
query_info += f"-- #Query: Result:{count}\n"
query_count += 1
query_info += query + ";\n"
write_sql(query_info)
print(f"Count for {eprm_table_name}: {count} PC_EXT")
logging.info(f"Count for {eprm_table_name}: {count}")
if query_count > 0:
try:
query_del = f"SELECT COUNT(*) FROM {schema_ext}.{eprm_table_name} where release_id='" + releaseId + "' AND op_id='" + opId + "' AND bu_id='" + buId + "'"
cursor_ext.execute(query_del)
result = cursor_ext.fetchone()
query_info = f"-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ STATUS|{replicationTarget}| TABLE| {eprm_table_name}\n"
query_info += f"-- #Query: Result:{result[0]}\n"
query_count += 1
query_info += query + ";\n"
write_sql(query_info)
print(f"Count for {eprm_table_name}: {result[0]}" + "PC_EXT for deletion")
except mysql.connector.Error as err:
print("Error - {} . Line No - {} ".format(str(exp), str(sys.exc_info()[-1].tb_lineno)))
print(f"Error occurred while executing the query:{query}: {err}")
logging.info(f"Error occurred while executing the query:{query}: {err}")
except mysql.connector.Error as err:
print("Error - {} . Line No - {} ".format(str(err), str(sys.exc_info()[-1].tb_lineno)))
print(f"Error occurred while executing the query :{query}: {err}")
logging.info(f"Error occurred while executing the query:{query}: {err}")
else:
STATUS = "Error"
STATUS_MESSAGE = "No records present in PC_EXT"
logging.info("COMPLETED")
query_update = f"UPDATE {schema_tar}.ppm_replication_status SET status='" + STATUS + "'" \
+ ", status_message='" + STATUS_MESSAGE + "'" \
+ ", error_description=NULL" \
+ ", updated_by='" + replicationJobId + "' /**/" \
+ " WHERE replication_job_id='" + replicationJobId + "' AND release_id='" + str(releaseId) + "'"
query_ppm_update = f"UPDATE {schema_tar}.ppm_release_master SET replication_status='" + STATUS + "'" \
+ ", updated_by='" + replicationJobId + "' /**/" \
+ " WHERE release_id='" + str(releaseId) + "'"
db_type = json_data.get(replicationTarget, {}).get('DB_TYPE')
if db_type == 'ORACLE':
query_update = query_update.replace('/**/', ', updated_date=SYSDATE')
query_ppm_update = query_ppm_update.replace('/**/', ', updated_on=SYSDATE')
elif db_type in ('MARIA', 'MYSQL'):
query_update = query_update.replace('/**/', ', updated_date=NOW()')
query_ppm_update = query_ppm_update.replace('/**/', ', updated_on=NOW()')
print(query_update)
try:
cursor_tar.execute(query_update)
cursor_tar.execute(query_ppm_update)
connection_tar.commit()
except mysql.connector.Error as err:
print("Error - {} . Line No - {} ".format(str(err), str(sys.exc_info()[-1].tb_lineno)))
# print(f"Error occurred while executing the query :{query}: {err}")
except Exception as e:
print("Error - {} . Line No - {} ".format(str(e), str(sys.exc_info()[-1].tb_lineno)))
print("An Error occured while constructing dataframe:", str(e))
except mysql.connector.Error as err:
print("Error - {} . Line No - {} ".format(str(exp), str(sys.exc_info()[-1].tb_lineno)))
print(f"An error occurred: {err}")
logging.info(f"An error occurred: {err}")
finally:
cursor_tar.close()
connection_tar.close()
cursor_ppm.close()
conn_ppm.close()
json_file.close()
sql_log_file.close()
iam gona replace all the select statements with delete statemnts so all the counts which iam printing will not work right can you please handle accordingly