stable-diffusion-aws-extension/middleware_api/lambda/checkpoints/update_checkpoint_by_url.py

124 lines
4.7 KiB
Python

import concurrent.futures
import datetime
import json
import logging
import os
import urllib.parse
from dataclasses import dataclass
from typing import Any
import requests
from common.ddb_service.client import DynamoDbUtilsService
from common.response import bad_request
from libs.common_tools import get_base_checkpoint_s3_key, \
multipart_upload_from_url
from libs.data_types import CheckPoint, CheckPointStatus
from libs.utils import get_user_roles, get_permissions_by_username
checkpoint_table = os.environ.get('CHECKPOINT_TABLE')
bucket_name = os.environ.get('S3_BUCKET')
checkpoint_type = ["Stable-diffusion", "embeddings", "Lora", "hypernetworks", "ControlNet", "VAE"]
user_table = os.environ.get('MULTI_USER_TABLE')
CN_MODEL_EXTS = [".pt", ".pth", ".ckpt", ".safetensors", ".yaml"]
logger = logging.getLogger(__name__)
logger.setLevel(os.environ.get('LOG_LEVEL') or logging.ERROR)
ddb_service = DynamoDbUtilsService(logger=logger)
MAX_WORKERS = 10
def download_and_upload_models(url: str, base_key: str, file_names: list, multipart_upload: dict,
cannot_download: list):
logger.info(f"download_and_upload_models: {url}, {base_key}, {file_names}")
response = requests.get(url, allow_redirects=False, stream=True)
if response and response.status_code == 307:
if response.headers and 'Location' in response.headers:
url = response.headers.get('Location')
parsed_url = urllib.parse.urlparse(url)
filename = os.path.basename(parsed_url.path)
if os.path.splitext(filename)[1] not in CN_MODEL_EXTS:
logger.info(f"download_and_upload_models file error url:{url}, filename:{filename}")
cannot_download.append(url)
return
logger.info(f"file name is :{filename}")
file_names.append(filename)
s3_key = f'{base_key}/{filename}'
logger.info(f"upload s3 key is :{filename}")
multipart_upload[filename] = multipart_upload_from_url(url, bucket_name, s3_key)
def concurrent_upload(file_url: str, base_key, file_names, multipart_upload):
cannot_download = []
with concurrent.futures.ThreadPoolExecutor(max_workers=MAX_WORKERS) as executor:
futures = [executor.submit(download_and_upload_models, file_url, base_key, file_names, multipart_upload,
cannot_download)]
for future in concurrent.futures.as_completed(futures):
future.result()
if cannot_download:
return cannot_download
return None
@dataclass
class CreateCheckPointByUrlEvent:
checkpoint_type: str
params: dict[str, Any]
url: str
def handler(raw_event, context):
logger.info(json.dumps(raw_event))
request_id = context.aws_request_id
event = CreateCheckPointByUrlEvent(**raw_event)
base_key = get_base_checkpoint_s3_key(event.checkpoint_type, 'custom', request_id)
file_names = []
logger.info(f"start to upload model:{event.url}")
checkpoint_params = {}
if event.params is not None and len(event.params) > 0:
checkpoint_params = event.params
checkpoint_params['created'] = str(datetime.datetime.now())
checkpoint_params['multipart_upload'] = {}
user_roles = ['*']
creator_permissions = {}
if 'creator' in event.params and event.params['creator']:
user_roles = get_user_roles(ddb_service, user_table, event.params['creator'])
creator_permissions = get_permissions_by_username(ddb_service, user_table, event.params['creator'])
if 'checkpoint' not in creator_permissions or \
('all' not in creator_permissions['checkpoint'] and 'create' not in creator_permissions['checkpoint']):
return bad_request(message=f"user has no permissions to create a model")
cannot_download = concurrent_upload(event.url, base_key, file_names, checkpoint_params['multipart_upload'])
if cannot_download:
return bad_request(message=f"contains invalid urls:{cannot_download}")
logger.info("finished upload, prepare to insert item to ddb")
checkpoint = CheckPoint(
id=request_id,
checkpoint_type=event.checkpoint_type,
s3_location=f's3://{bucket_name}/{base_key}',
checkpoint_names=file_names,
checkpoint_status=CheckPointStatus.Active,
params=checkpoint_params,
timestamp=datetime.datetime.now().timestamp(),
allowed_roles_or_users=user_roles,
)
ddb_service.put_items(table=checkpoint_table, entries=checkpoint.__dict__)
logger.info("finished insert item to ddb")
data = {
'checkpoint': {
'id': request_id,
'type': event.checkpoint_type,
's3_location': checkpoint.s3_location,
'status': checkpoint.checkpoint_status.value,
'params': checkpoint.params
}
}
logger.info(data)