def _create_presigned_post_policy(bucket_name, content_id, mimetype, size):
from datetime import datetime, timedelta
from minio import PostPolicy
post_policy = PostPolicy()
post_policy.set_bucket_name(bucket_name)
post_policy.set_key_startswith(content_id)
post_policy.set_content_length_range(size, size)
post_policy.set_content_type(mimetype)
expires_date = datetime.utcnow() + timedelta(days=1)
post_policy.set_expires(expires_date)
post_policy.append_policy('eq', '$acl', 'bucket-owner-full-control')
return post_policy
def post_object(self, bucket_name, object_name=None, content_type=None):
post_policy = PostPolicy()
post_policy.set_bucket_name(bucket_name)
if object_name:
post_policy.set_key(object_name)
if content_type:
post_policy.set_content_type(content_type)
post_policy.set_content_length_range(0, 1024000)
expires_date = datetime.utcnow() + timedelta(days=10)
post_policy.set_expires(expires_date)
return self.minioClient.presigned_post_policy(post_policy)
def generate_container_upload_url(
self,
container: Container,
blob_name: str,
expires: int = 3600,
acl: str = None,
meta_data: MetaData = None,
content_disposition: str = None,
content_length: ContentLength = None,
content_type: str = None,
cache_control: str = None,
extra: ExtraOptions = None,
) -> FormPost:
if content_disposition:
logger.warning(messages.OPTION_NOT_SUPPORTED, "content_disposition")
if cache_control:
logger.warning(messages.OPTION_NOT_SUPPORTED, "cache_control")
meta_data = {} if meta_data is None else meta_data
post_policy = PostPolicy()
post_policy.set_bucket_name(container.name)
post_policy.set_key_startswith(blob_name)
if content_length:
min_range, max_range = content_length
post_policy.set_content_length_range(min_range, max_range)
if content_type:
post_policy.set_content_type(content_type)
for meta_name, meta_value in meta_data.items():
meta_name = self._OBJECT_META_PREFIX + meta_name
post_policy.policies.append(("eq", "$%s" % meta_name, meta_value))
post_policy.form_data[meta_name] = meta_value
expires_date = datetime.utcnow() + timedelta(seconds=expires)
post_policy.set_expires(expires_date)
url, fields = self.client.presigned_post_policy(post_policy)
return {"url": url, "fields": fields}
