Files
doczyai-pipelines/streamlit/multipage/sf_conn.py
T
2024-06-20 16:25:26 -05:00

142 lines
4.7 KiB
Python

# Use this code snippet in your app.
# If you need more information about configurations
# or implementing the sample code, visit the AWS docs:
# https://aws.amazon.com/developer/language/python/
import boto3
from botocore.exceptions import ClientError
import http.client
import base64
import ast
import snowflake.connector
import json
def get_secret():
secret_name = "doczy_dev_db_creds"
region_name = "us-east-2"
# Create a Secrets Manager client
session = boto3.session.Session()
client = session.client(
service_name='secretsmanager',
region_name=region_name
)
try:
get_secret_value_response = client.get_secret_value(
SecretId=secret_name
)
except ClientError as e:
# For a list of exceptions thrown, see
# https://docs.aws.amazon.com/secretsmanager/latest/apireference/API_GetSecretValue.html
raise e
secret = get_secret_value_response['SecretString']
return secret
# get_secret()
# TODO: This function needs to be changed to accept Kwargs
# The function name should be more generic and cofnigurable
def save_to_sf(dag_name, **kwargs):
mwaa_env_name = 'doczy-dev-infra-mwaa'
dag_name = dag_name
mwaa_cli_command = 'dags trigger'
# Create the client with the specified profile
session = boto3.Session()
client = session.client('mwaa', region_name='us-east-2')
# get web token
mwaa_cli_token = client.create_cli_token(
Name=mwaa_env_name
)
conn = http.client.HTTPSConnection(mwaa_cli_token['WebServerHostname'])
# This section passes the payload to the MWAA CLI
# The file parameters should be added dynamically in streamlit, once the file names are passed while triggering the dag, the data will be ingested
# training_results_file = "training_results_sample.csv"
# attempt_logs_file = "attempt_logs_sample.csv"
# conf = "{\"" + "training_results_file_name" + "\":\"" + {training_results_file} + "\", \"" + "attempt_logs_file_name" + "\":\"" + {attempt_logs_file} + "\"}".format(training_results_file=training_results_file, attempt_logs_file=attempt_logs_file)
conf = json.dumps(kwargs)
payload = mwaa_cli_command + " " + dag_name + " --conf '{}'".format(conf)
headers = {
'Authorization': 'Bearer ' + mwaa_cli_token['CliToken'],
'Content-Type': 'text/plain'
}
conn.request("POST", "/aws_mwaa/cli", payload, headers)
res = conn.getresponse()
data = res.read()
dict_str = data.decode("UTF-8")
mydata = ast.literal_eval(dict_str)
return payload
# save_to_sf("2024-03-13T17-36_prompt_results.csv", "2024-03-14T23-19_history.csv")
# Create snowflake connection with the secrets fetched from secrets manager for the schema passed as an argument
def get_snowflake_conn(schema):
secret = get_secret()
secret_dict = eval(secret)
conn = snowflake.connector.connect(
user=secret_dict['user'],
password=secret_dict['password'],
account=secret_dict['account_alias'],
warehouse=secret_dict['warehouse'],
database=secret_dict['database'],
role=secret_dict['ROLE'],
schema=schema
)
return conn
def get_client_names():
"""
Input: None
Output: client_names, s3_paths lists
"""
try:
# Get conn from snowflake_conn function for STG schema
conn = get_snowflake_conn('STG')
cursor = conn.cursor()
# Query to get client names and their s3_paths
query = "SELECT DISTINCT client_name, bucket_name FROM STG.CLIENT_LOGS"
cursor.execute(query)
# Create 2 lists from the query results
client_names = []
s3_paths = []
for row in cursor:
client_names.append(row[0])
s3_paths.append(row[1]) # Extracting the bucket name from the s3 path
cursor.close()
conn.close()
return client_names, s3_paths
except Exception as e:
print(f"Error while fetching client names from snowflake: {e}")
return None, None
def insert_upload_logs(batch_id, client_name, file_name, upload_datetime, upload_user):
"""
Input: batch_id, client_name, file_name, upload_datetime, upload_user
Output: status of the insert query
"""
try:
conn = get_snowflake_conn('STG')
cursor = conn.cursor()
query = f"INSERT INTO STG.CONTRACT_UPLOAD_LOGS (BATCH_ID, CLIENT_NAME, FILE_NAME, UPLOAD_DATETIME, UPLOAD_USER) VALUES ('{batch_id}', '{client_name}', '{file_name}', '{upload_datetime}', '{upload_user}')"
cursor.execute(query)
cursor.close()
conn.close()
return 'Log inserted successfully'
except Exception as e:
return e