import functools
from typing import Tuple, Optional, Callable
import humanfriendly
from exasol_integration_test_docker_environment.lib.api.common import set_build_config, set_docker_repository_config, \
run_task, generate_root_task, cli_function
from exasol_integration_test_docker_environment.cli.options.docker_repository_options import \
DEFAULT_DOCKER_REPOSITORY_NAME
from exasol_integration_test_docker_environment.cli.options.system_options import DEFAULT_OUTPUT_DIRECTORY
from exasol_integration_test_docker_environment.cli.options.test_environment_options import LATEST_DB_VERSION
from exasol_integration_test_docker_environment.lib.api.api_errors import ArgumentConstraintError
from exasol_integration_test_docker_environment.lib.data.environment_info import EnvironmentInfo
from exasol_integration_test_docker_environment.lib.docker.container.utils import remove_docker_container
from exasol_integration_test_docker_environment.lib.docker.volumes.utils import remove_docker_volumes
from exasol_integration_test_docker_environment.lib.docker.networks.utils import remove_docker_networks
from exasol_integration_test_docker_environment.lib.test_environment.spawn_test_environment_with_docker_db import \
SpawnTestEnvironmentWithDockerDB
def _cleanup(environment_info: EnvironmentInfo) -> None:
remove_docker_container([environment_info.database_info.container_info.container_name])
remove_docker_volumes([environment_info.database_info.container_info.volume_name])
remove_docker_networks([environment_info.network_info.network_name])
[docs]
@cli_function
def spawn_test_environment(
environment_name: str,
database_port_forward: Optional[int] = None,
bucketfs_port_forward: Optional[int] = None,
db_mem_size: str = "2 GiB",
db_disk_size: str = "2 GiB",
nameserver: Tuple[str, ...] = tuple(),
docker_runtime: Optional[str] = None,
docker_db_image_version: str = LATEST_DB_VERSION,
docker_db_image_name: str = "exasol/docker-db",
create_certificates: bool = False,
additional_db_parameter: Tuple[str, ...] = tuple(),
source_docker_repository_name: str = DEFAULT_DOCKER_REPOSITORY_NAME,
source_docker_tag_prefix: str = '',
source_docker_username: Optional[str] = None,
source_docker_password: Optional[str] = None,
target_docker_repository_name: str = DEFAULT_DOCKER_REPOSITORY_NAME,
target_docker_tag_prefix: str = '',
target_docker_username: Optional[str] = None,
target_docker_password: Optional[str] = None,
output_directory: str = DEFAULT_OUTPUT_DIRECTORY,
temporary_base_directory: str = "/tmp",
workers: int = 5,
task_dependencies_dot_file: Optional[str] = None,
log_level: Optional[str] = None,
use_job_specific_log_file: bool = False
) -> Tuple[EnvironmentInfo, Callable[[], None]]:
"""
This function spawns a test environment with a docker-db container and a connected test-container.
The test-container is reachable by the database for output redirects of UDFs.
The function returns an environment_info object, describing the environment, and a cleanup-method, which
can be used to stop the environment.
raises: TaskRuntimeError if spawning the test environment fails
"""
parsed_db_mem_size = humanfriendly.parse_size(db_mem_size)
if parsed_db_mem_size < humanfriendly.parse_size("1 GiB"):
raise ArgumentConstraintError("db_mem_size", "needs to be at least 1 GiB")
parsed_db_disk_size = humanfriendly.parse_size(db_disk_size)
if parsed_db_disk_size < humanfriendly.parse_size("100 MiB"):
raise ArgumentConstraintError("db_disk_size", "needs to be at least 100 MiB")
set_build_config(False,
tuple(),
False,
False,
output_directory,
temporary_base_directory,
None,
None)
set_docker_repository_config(source_docker_password, source_docker_repository_name, source_docker_username,
source_docker_tag_prefix, "source")
set_docker_repository_config(target_docker_password, target_docker_repository_name, target_docker_username,
target_docker_tag_prefix, "target")
task_creator = lambda: generate_root_task(task_class=SpawnTestEnvironmentWithDockerDB,
environment_name=environment_name,
database_port_forward=str(
database_port_forward) if database_port_forward is not None else None,
bucketfs_port_forward=str(
bucketfs_port_forward) if bucketfs_port_forward is not None else None,
mem_size=db_mem_size,
disk_size=db_disk_size,
nameservers=nameserver,
docker_runtime=docker_runtime,
docker_db_image_version=docker_db_image_version,
docker_db_image_name=docker_db_image_name,
db_user="sys",
db_password="exasol",
bucketfs_write_password="write",
no_test_container_cleanup_after_success=True,
no_test_container_cleanup_after_failure=False,
no_database_cleanup_after_success=True,
no_database_cleanup_after_failure=False,
create_certificates=create_certificates,
test_container_content=None,
additional_db_parameter=additional_db_parameter
)
environment_info = run_task(task_creator, workers, task_dependencies_dot_file,
log_level=log_level,
use_job_specific_log_file=use_job_specific_log_file)
return environment_info, functools.partial(_cleanup, environment_info)
Exasol Integration Test Docker Environment