Files
notifications-admin/app/s3_client/s3_csv_client.py

75 lines
2.2 KiB
Python

import os
import uuid
from flask import current_app
from app.s3_client import (
get_s3_contents,
get_s3_metadata,
get_s3_object,
set_s3_metadata,
)
from notifications_utils.s3 import s3upload as utils_s3upload
NEW_FILE_LOCATION_STRUCTURE = "{}-service-notify/{}.csv"
def get_csv_location(service_id, upload_id):
return (
current_app.config["CSV_UPLOAD_BUCKET"]["bucket"],
NEW_FILE_LOCATION_STRUCTURE.format(service_id, upload_id),
current_app.config["CSV_UPLOAD_BUCKET"]["access_key_id"],
current_app.config["CSV_UPLOAD_BUCKET"]["secret_access_key"],
current_app.config["CSV_UPLOAD_BUCKET"]["region"],
)
def get_csv_upload(service_id, upload_id):
return get_s3_object(*get_csv_location(service_id, upload_id))
def remove_blank_lines(filedata):
# sometimes people upload files with hundreds of blank lines at the end
data = filedata["data"]
cleaned_data = "\r\n".join(line for line in data.splitlines() if line.strip())
filedata["data"] = cleaned_data
return filedata
def s3upload(service_id, filedata):
filedata = remove_blank_lines(filedata)
upload_id = str(uuid.uuid4())
bucket_name, file_location, access_key, secret_key, region = get_csv_location(
service_id, upload_id
)
if bucket_name == "":
exp_bucket = current_app.config["CSV_UPLOAD_BUCKET"]["bucket"]
exp_region = current_app.config["CSV_UPLOAD_BUCKET"]["region"]
tier = os.getenv("NOTIFY_ENVIRONMENT")
raise Exception(
f"NO BUCKET NAME SHOULD BE: {exp_bucket} WITH REGION {exp_region} TIER {tier}"
)
utils_s3upload(
filedata=filedata["data"],
region=region,
bucket_name=bucket_name,
file_location=file_location,
access_key=access_key,
secret_key=secret_key,
)
return upload_id
def s3download(service_id, upload_id):
return get_s3_contents(get_csv_upload(service_id, upload_id))
def set_metadata_on_csv_upload(service_id, upload_id, **kwargs):
return set_s3_metadata(get_csv_upload(service_id, upload_id), **kwargs)
def get_csv_metadata(service_id, upload_id):
return get_s3_metadata(get_csv_upload(service_id, upload_id))