def list_packages_by_name(dynamodb, package_name):
_name = name.normalize(package_name)
table = dynamodb.Table(TABLE)
dynamodb_packages = table.query(
IndexName='normalized_name-index',
KeyConditionExpression=Key('normalized_name').eq(_name),
ProjectionExpression='filename',
ScanIndexForward=False,
)
packages = [(s3.signed_url(package['filename']), package['filename'])
for package in dynamodb_packages['Items']]
return packages
def s3(event, context):
dynamodb = boto3.resource('dynamodb')
table = dynamodb.Table(TABLE)
filename = event.get('Records')[0]['s3']['object']['key']
package_name = compute_package_name(filename)
version = compute_version(filename)
normalized_name = normalize(package_name)
if 'Delete' in event['Records'][0]['eventName']:
delete_item(version, table, filename)
return None
put_item(version, filename, normalized_name, table)
return None
def list_packages_by_name(dynamodb, package_name):
_name = name.normalize(package_name)
table = dynamodb.Table(TABLE)
dynamodb_packages = table.query(
IndexName='normalized_name-index',
KeyConditionExpression=Key('normalized_name').eq(_name),
ProjectionExpression='filename',
ScanIndexForward=False,
)
sorted_packages = sorted(dynamodb_packages['Items'], key=lambda k: k['filename'])
packages = [(package['filename'], package['filename']) for package in sorted_packages]
return packages
def get_latest_version_by_name(dynamodb, package_name):
_name = name.normalize(package_name)
table = dynamodb.Table(TABLE)
dynamodb_packages = table.query(
IndexName='normalized_name_created_time-index',
KeyConditionExpression=Key('normalized_name').eq(_name),
ProjectionExpression='version',
ScanIndexForward=False,
Limit=1,
)
if dynamodb_packages['Items']:
return dynamodb_packages['Items'][0]['version']
else:
return ''
def get_max_version_by_name(dynamodb, package_name, major_version):
_name = name.normalize(package_name)
table = dynamodb.Table(TABLE)
dynamodb_packages = table.query(
IndexName='name_major_version-index',
KeyConditionExpression=Key('name_major_version').eq(
'%s-%s' % (_name, major_version)),
ProjectionExpression='version',
ScanIndexForward=False,
Limit=1,
)
if dynamodb_packages['Items']:
ver = dynamodb_packages['Items'][0]['version']
return ver
else:
return '%s.0' % major_version