# This code is part of the Ansible collection community.docker, but is an independent component.
# This particular file, and this file only, is based on the Docker SDK for Python (https://github.com/docker/docker-py/)
#
# Copyright (c) 2016-2022 Docker, Inc.
#
# It is licensed under the Apache 2.0 license (see LICENSES/Apache-2.0.txt in this collection)
# SPDX-License-Identifier: Apache-2.0

# Note that this module util is **PRIVATE** to the collection. It can have breaking changes at any time.
# Do not use this from other collections or standalone plugins/modules!

from __future__ import annotations

import sys


MINIMUM_DOCKER_API_VERSION = "1.21"
DEFAULT_TIMEOUT_SECONDS = 60
STREAM_HEADER_SIZE_BYTES = 8
CONTAINER_LIMITS_KEYS = ["memory", "memswap", "cpushares", "cpusetcpus"]

DEFAULT_HTTP_HOST = "127.0.0.1"
DEFAULT_UNIX_SOCKET = "http+unix:///var/run/docker.sock"
DEFAULT_NPIPE = "npipe:////./pipe/docker_engine"

BYTE_UNITS = {"b": 1, "k": 1024, "m": 1024 * 1024, "g": 1024 * 1024 * 1024}

IS_WINDOWS_PLATFORM = sys.platform == "win32"
WINDOWS_LONGPATH_PREFIX = "\\\\?\\"

DEFAULT_USER_AGENT = "ansible-community.docker"
DEFAULT_NUM_POOLS = 25

# The OpenSSH server default value for MaxSessions is 10 which means we can
# use up to 9, leaving the final session for the underlying SSH connection.
# For more details see: https://github.com/docker/docker-py/issues/2246
DEFAULT_NUM_POOLS_SSH = 9

DEFAULT_MAX_POOL_SIZE = 10

DEFAULT_DATA_CHUNK_SIZE = 1024 * 2048