def test_api_drivers():
results = api.drivers()
for result in results:
assert isinstance(result, api.Driver)
assert 'delegated' in results
def _get_modules_directories(self):
"""Return list of ansilbe module includes directories.
Adds modules directory from molecule and its plugins.
"""
paths = [util.abs_path(os.path.join(self._get_plugin_directory(), "modules"))]
for d in drivers():
p = d.modules_dir()
if p:
paths.append(p)
paths.extend(
[
util.abs_path(
os.path.join(self._config.scenario.ephemeral_directory, "library")
),
util.abs_path(os.path.join(self._config.project_directory, "library")),
util.abs_path(
os.path.join(
os.path.expanduser("~"), ".ansible", "plugins", "modules",
)
),
"/usr/share/ansible/plugins/modules",
]
)
return paths
def _get_modules_directories(self) -> List[str]:
"""Return list of ansilbe module includes directories.
Adds modules directory from molecule and its plugins.
"""
paths: List[Optional[str]] = []
if os.environ.get("ANSIBLE_LIBRARY"):
paths = list(
map(util.abs_path, os.environ["ANSIBLE_LIBRARY"].split(":")))
paths.append(
util.abs_path(os.path.join(self._get_plugin_directory(),
"modules")))
for d in drivers():
p = d.modules_dir()
if p:
paths.append(p)
paths.extend([
util.abs_path(
os.path.join(self._config.scenario.ephemeral_directory,
"library")),
util.abs_path(
os.path.join(self._config.project_directory, "library")),
util.abs_path(
os.path.join(
os.path.expanduser("~"),
".ansible",
"plugins",
"modules",
)),
"/usr/share/ansible/plugins/modules",
])
return [path for path in paths if path is not None]
def driver(self):
driver_name = self._get_driver_name()
driver = None
driver = api.drivers(config=self)[driver_name]
driver.name = driver_name
return driver
def reset(ctx, scenario_name): # pragma: no cover
"""Reset molecule temporary folders."""
args = ctx.obj.get("args")
subcommand = base._get_subcommand(__name__)
command_args = {"subcommand": subcommand}
base.execute_cmdline_scenarios(scenario_name, args, command_args)
for driver in drivers():
driver.reset()
def drivers(ctx, format): # pragma: no cover
"""List drivers."""
drivers = [[x] for x in api.drivers()]
headers = ['name']
table_format = 'simple'
if format == 'plain':
headers = []
table_format = format
_print_tabulate_data(headers, drivers, table_format)
def drivers(ctx, format): # pragma: no cover
"""List drivers."""
drivers = [[x] for x in api.drivers()]
headers = ["name"]
table_format = "simple"
if format == "plain":
headers = []
table_format = format
_print_tabulate_data(headers, drivers, table_format)
def _version_string() -> str:
v = pkg_resources.parse_version(molecule.__version__)
color = "bright_yellow" if v.is_prerelease else "green" # type: ignore
msg = "molecule %s\n" % _colorize(molecule.__version__, color)
details = f" ansible:{ansible_version()} python:{sys.version_info[0]}.{sys.version_info[1]}"
for driver in drivers():
details += f"\n {driver}:{driver.version} from {driver.module}"
msg += _colorize(details, "bright_black")
return msg
def execute(self):
"""
Execute the actions necessary to perform a `molecule init scenario` and \
returns None.
:return: None
"""
scenario_name = self._command_args["scenario_name"]
role_name = os.getcwd().split(os.sep)[-1]
role_directory = util.abs_path(os.path.join(os.getcwd(), os.pardir))
msg = "Initializing new scenario {}...".format(scenario_name)
LOG.info(msg)
molecule_directory = config.molecule_directory(
os.path.join(role_directory, role_name)
)
scenario_directory = os.path.join(molecule_directory, scenario_name)
if os.path.isdir(scenario_directory):
msg = (
"The directory molecule/{} exists. " "Cannot create new scenario."
).format(scenario_name)
util.sysexit_with_message(msg)
driver_template = api.drivers()[
self._command_args["driver_name"]
].template_dir()
if "driver_template" in self._command_args:
self._validate_template_dir(self._command_args["driver_template"])
cli_driver_template = "{driver_template}/{driver_name}".format(
**self._command_args
)
if os.path.isdir(cli_driver_template):
driver_template = cli_driver_template
else:
LOG.warning(
"Driver not found in custom template directory({}), "
"using the default template instead".format(cli_driver_template)
)
scenario_base_directory = os.path.join(role_directory, role_name)
templates = [
driver_template,
api.verifiers()[self._command_args["verifier_name"]].template_dir(),
]
self._process_templates("molecule", self._command_args, role_directory)
for template in templates:
self._process_templates(
template, self._command_args, scenario_base_directory
)
role_directory = os.path.join(role_directory, role_name)
msg = "Initialized scenario in {} successfully.".format(scenario_directory)
LOG.success(msg)
def pytest_configure(config):
# We hide DeprecationWarnings thrown by driver loading because these are
# outside our control and worse: they are displayed even on projects that
# have no molecule tests at all as pytest_configure() is called during
# collection, causing spam.
with warnings.catch_warnings():
warnings.filterwarnings("ignore", category=DeprecationWarning)
config.option.molecule = {}
for driver in map(str, drivers()):
config.addinivalue_line(
"markers",
"{0}: mark test to run only when {0} is available".format(
driver),
)
config.option.molecule[driver] = {"available": True}
# TODO(ssbarnea): extend molecule itself to allow it to report usable drivers
if driver == "docker":
try:
import docker
# validate docker connectivity
# Default docker value is 60s but we want to fail faster
# With parallel execution 5s proved to give errors.
c = docker.from_env(timeout=10, version="auto")
if not c.ping():
raise Exception("Failed to ping docker server.")
except Exception as e:
msg = "Molecule {} driver is not available due to: {}.".format(
driver, e)
if config.option.molecule_unavailable_driver:
msg += " We will tag scenarios using it with '{}' marker.".format(
config.option.molecule_unavailable_driver)
logging.getLogger().warning(msg)
config.option.molecule[driver]["available"] = False
config.addinivalue_line(
"markers", "molecule: mark used by all molecule scenarios")
# validate selinux availability
if sys.platform == "linux" and os.path.isfile("/etc/selinux/config"):
try:
import selinux # noqa
except Exception:
logging.error(
"It appears that you are trying to use "
"molecule with a Python interpreter that does not have the "
"libselinux python bindings installed. These can only be "
"installed using your distro package manager and are specific "
"to each python version. Common package names: "
"libselinux-python python2-libselinux python3-libselinux")
def print_version(ctx, param, value):
"""Print version information."""
if not value or ctx.resilient_parsing:
return
v = pkg_resources.parse_version(molecule.__version__)
color = "bright_yellow" if v.is_prerelease else "green"
msg = f"molecule [{color}]{v}[/] using python [repr.number]{sys.version_info[0]}.{sys.version_info[1]}[/] \n"
msg += (
f" [repr.attrib_name]ansible[/][dim]:[/][repr.number]{ansible_version()}[/]"
)
for driver in drivers():
msg += f"\n [repr.attrib_name]{str(driver)}[/][dim]:[/][repr.number]{driver.version}[/][dim] from {driver.module}[/]"
console.print(msg)
ctx.exit()
def execute(self):
"""
Execute the actions necessary to perform a `molecule init role` and
returns None.
:return: None
"""
role_name = self._command_args['role_name']
role_directory = os.getcwd()
msg = 'Initializing new role {}...'.format(role_name)
LOG.info(msg)
if os.path.isdir(role_name):
msg = ('The directory {} exists. ' 'Cannot create new role.').format(
role_name
)
util.sysexit_with_message(msg)
try:
cmd = ["ansible-galaxy", "init", "-v", "--offline", role_name]
subprocess.check_output(
cmd, stderr=subprocess.STDOUT, universal_newlines=True
)
except Exception as e:
util.sysexit_with_message(
"Galaxy failed to create role: %s: %s" % (e, e.output)
)
scenario_base_directory = os.path.join(role_directory, role_name)
templates = [
api.drivers()[self._command_args['driver_name']].template_dir(),
api.verifiers()[self._command_args['verifier_name']].template_dir(),
]
for template in templates:
self._process_templates(
template, self._command_args, scenario_base_directory
)
self._process_templates('molecule', self._command_args, role_directory)
role_directory = os.path.join(role_directory, role_name)
msg = 'Initialized role in {} successfully.'.format(role_directory)
LOG.success(msg)
def print_version(ctx, param, value):
"""Print version information."""
if not value or ctx.resilient_parsing:
return
v = packaging.version.Version(molecule.__version__)
color = "bright_yellow" if v.is_prerelease else "green"
msg = f"molecule [{color}]{v}[/] using python [repr.number]{sys.version_info[0]}.{sys.version_info[1]}[/] \n"
runtime = Runtime()
msg += f" [repr.attrib_name]ansible[/][dim]:[/][repr.number]{runtime.version}[/]"
for driver in drivers():
msg += f"\n [repr.attrib_name]{str(driver)}[/][dim]:[/][repr.number]{driver.version}[/][dim] from {driver.module}[/]"
if driver.required_collections:
msg += " requiring collections:"
for name, version in driver.required_collections.items():
msg += f" {name}>={version}"
console.print(msg)
ctx.exit()
def execute(self):
"""
Execute the actions necessary to perform a `molecule init role` and \
returns None.
:return: None
"""
role_name = self._command_args["role_name"]
role_directory = os.getcwd()
msg = "Initializing new role {}...".format(role_name)
LOG.info(msg)
if os.path.isdir(role_name):
msg = ("The directory {} exists. " "Cannot create new role.").format(
role_name
)
util.sysexit_with_message(msg)
cmd = ["ansible-galaxy", "init", "-v", "--offline", role_name]
result = util.run_command(cmd)
if result.returncode != 0:
util.sysexit_with_message(
"Galaxy failed to create role, returned %s" % result.returncode
)
scenario_base_directory = os.path.join(role_directory, role_name)
templates = [
api.drivers()[self._command_args["driver_name"]].template_dir(),
api.verifiers()[self._command_args["verifier_name"]].template_dir(),
]
self._process_templates("molecule", self._command_args, role_directory)
for template in templates:
self._process_templates(
template, self._command_args, scenario_base_directory
)
role_directory = os.path.join(role_directory, role_name)
msg = "Initialized role in {} successfully.".format(role_directory)
LOG.success(msg)
def execute(self):
"""
Execute the actions necessary to perform a `molecule init role` and
returns None.
:return: None
"""
role_name = self._command_args['role_name']
role_directory = os.getcwd()
msg = 'Initializing new role {}...'.format(role_name)
LOG.info(msg)
if os.path.isdir(role_name):
msg = ('The directory {} exists. '
'Cannot create new role.').format(role_name)
util.sysexit_with_message(msg)
template_directory = ''
if 'template' in self._command_args.keys():
template_directory = self._command_args['template']
else:
template_directory = 'role'
self._process_templates(template_directory, self._command_args,
role_directory)
scenario_base_directory = os.path.join(role_directory, role_name)
templates = [
api.drivers()[self._command_args['driver_name']].template_dir(),
api.verifiers()[
self._command_args['verifier_name']].template_dir(),
]
for template in templates:
self._process_templates(template, self._command_args,
scenario_base_directory)
self._process_templates('molecule', self._command_args, role_directory)
role_directory = os.path.join(role_directory, role_name)
msg = 'Initialized role in {} successfully.'.format(role_directory)
LOG.success(msg)
def test_driver_is_detected():
"""Check that driver is recognized."""
assert "containers" in [str(d) for d in api.drivers()]
def pre_validate_base_schema(env, keep_string):
return {
'dependency': {
'type': 'dict',
'schema': {
'name': {
'type': 'string',
'molecule_env_var': True,
'allowed': ['galaxy', 'gilt', 'shell'],
}
},
},
'driver': {
'type': 'dict',
'schema': {
'name': {
'type': 'string',
'molecule_env_var': True,
'allowed': api.drivers(),
# NOTE(retr0h): Some users use an environment variable to
# change the driver name. May add this coercion to rest of
# config using allowed validation.
'coerce': (str, functools.partial(coerce_env, env, keep_string)),
}
},
},
'lint': {
'type': 'dict',
'schema': {
'name': {
'type': 'string',
'molecule_env_var': True,
'allowed': ['yamllint'],
}
},
},
'platforms': {
'type': 'list',
'schema': {
'type': 'dict',
'schema': {
'registry': {
'type': 'dict',
'schema': {
'credentials': {
'type': 'dict',
'schema': {'password': {'type': 'string'}},
}
},
}
},
},
},
'provisioner': {
'type': 'dict',
'schema': {
'name': {
'type': 'string',
'molecule_env_var': True,
'allowed': ['ansible'],
},
'lint': {
'type': 'dict',
'schema': {
'name': {
'type': 'string',
'molecule_env_var': True,
'allowed': ['ansible-lint'],
}
},
},
},
},
'scenario': {
'type': 'dict',
'schema': {'name': {'type': 'string', 'molecule_env_var': True}},
},
'verifier': {
'type': 'dict',
'schema': {
'name': {
'type': 'string',
'molecule_env_var': True,
'allowed': api.verifiers(),
},
'lint': {
'type': 'dict',
'schema': {
'name': {
'type': 'string',
'molecule_env_var': True,
'allowed': [
'flake8',
'pre-commit',
'rubocop',
'yamllint',
'ansible-lint',
],
}
},
},
},
},
}
def pytest_configure(config):
INTERESTING_ENV_VARS = [
"ANSIBLE",
"MOLECULE",
"DOCKER",
"PODMAN",
"VAGRANT",
"VIRSH",
"ZUUL",
]
# Add extra information that may be key for debugging failures
for p in ["ansible", "molecule"]:
config._metadata["Packages"][p] = pkg_resources.get_distribution(p).version
# Adds interesting env vars
env = ""
for k, v in sorted(os.environ.items()):
for a in INTERESTING_ENV_VARS:
if k.startswith(a):
env += f"{k}={v} "
config._metadata["env"] = env
# We hide DeprecationWarnings thrown by driver loading because these are
# outside our control and worse: they are displayed even on projects that
# have no molecule tests at all as pytest_configure() is called during
# collection, causing spam.
with warnings.catch_warnings():
warnings.filterwarnings("ignore", category=DeprecationWarning)
config.option.molecule = {}
for driver in map(str, drivers()):
config.addinivalue_line(
"markers",
"{0}: mark test to run only when {0} is available".format(driver),
)
config.option.molecule[driver] = {"available": True}
# TODO(ssbarnea): extend molecule itself to allow it to report usable drivers
if driver == "docker":
try:
import docker
# validate docker connectivity
# Default docker value is 60s but we want to fail faster
# With parallel execution 5s proved to give errors.
c = docker.from_env(timeout=10, version="auto")
if not c.ping():
raise Exception("Failed to ping docker server.")
except Exception as e:
msg = "Molecule {} driver is not available due to: {}.".format(
driver, e
)
if config.option.molecule_unavailable_driver:
msg += " We will tag scenarios using it with '{}' marker.".format(
config.option.molecule_unavailable_driver
)
logging.getLogger().warning(msg)
config.option.molecule[driver]["available"] = False
config.addinivalue_line(
"markers", "molecule: mark used by all molecule scenarios"
)
# validate selinux availability
if sys.platform == "linux" and os.path.isfile("/etc/selinux/config"):
try:
import selinux # noqa
except Exception:
logging.error(
"It appears that you are trying to use "
"molecule with a Python interpreter that does not have the "
"libselinux python bindings installed. These can only be "
"installed using your distro package manager and are specific "
"to each python version. Common package names: "
"libselinux-python python2-libselinux python3-libselinux"
)
def execute(self):
"""
Execute the actions necessary to perform a `molecule init role` and \
returns None.
:return: None
"""
namespace = None
role_name = self._command_args["role_name"]
role_directory = os.getcwd()
# outside collections our tooling needs a namespace.
if not os.path.isfile("../galaxy.yml"):
name_re = re.compile(r"^[a-z][a-z0-9_]+\.[a-z][a-z0-9_]+$")
if not name_re.match(role_name):
util.sysexit_with_message(
"Outside collections you must mention role "
"namespace like: molecule init role 'acme.myrole'. Be sure "
"you use only lowercase characters and underlines. See https://galaxy.ansible.com/docs/contributing/creating_role.html"
)
namespace, role_name = role_name.split(".")
msg = f"Initializing new role {role_name}..."
LOG.info(msg)
if os.path.isdir(role_name):
msg = f"The directory {role_name} exists. Cannot create new role."
util.sysexit_with_message(msg)
cmd = ["ansible-galaxy", "init", "-v", "--offline", role_name]
result = util.run_command(cmd)
if result.returncode != 0:
util.sysexit_with_message(
f"Galaxy failed to create role, returned {result.returncode!s}"
)
if namespace:
# we need to inject namespace info into meta/main.yml
cmd = [
"ansible",
"localhost",
"-o", # one line output
"-m",
"lineinfile",
"-a",
f'path={role_name}/meta/main.yml line=" namespace: {namespace}" insertafter=" author: your name"',
]
util.run_command(cmd, check=True)
scenario_base_directory = os.path.join(role_directory, role_name)
templates = [
api.drivers()[self._command_args["driver_name"]].template_dir(),
api.verifiers()[
self._command_args["verifier_name"]].template_dir(),
]
self._process_templates("molecule", {
**self._command_args, "role_name": role_name
}, role_directory)
for template in templates:
self._process_templates(template, self._command_args,
scenario_base_directory)
role_directory = os.path.join(role_directory, role_name)
msg = f"Initialized role in {role_directory} successfully."
LOG.info(msg)
def pytest_configure(config):
"""Pytest hook for loading our specific configuration."""
interesting_env_vars = [
"ANSIBLE",
"MOLECULE",
"DOCKER",
"PODMAN",
"VAGRANT",
"VIRSH",
"ZUUL",
]
# Add extra information that may be key for debugging failures
for package in ["molecule"]:
config._metadata["Packages"][package] = pkg_resources.get_distribution(
package
).version
if "Tools" not in config._metadata:
config._metadata["Tools"] = {}
config._metadata["Tools"]["ansible"] = str(ansible_version())
# Adds interesting env vars
env = ""
for key, value in sorted(os.environ.items()):
for var_name in interesting_env_vars:
if key.startswith(var_name):
env += f"{key}={value} "
config._metadata["env"] = env
# We hide DeprecationWarnings thrown by driver loading because these are
# outside our control and worse: they are displayed even on projects that
# have no molecule tests at all as pytest_configure() is called during
# collection, causing spam.
with warnings.catch_warnings():
warnings.filterwarnings("ignore", category=DeprecationWarning)
config.option.molecule = {}
for driver in map(str, drivers()):
config.addinivalue_line(
"markers",
"{0}: mark test to run only when {0} is available".format(driver),
)
config.option.molecule[driver] = {"available": True}
config.addinivalue_line(
"markers",
"no_driver: mark used for scenarios that do not contain driver info",
)
config.addinivalue_line(
"markers", "molecule: mark used by all molecule scenarios"
)
# validate selinux availability
if sys.platform == "linux" and os.path.isfile("/etc/selinux/config"):
try:
import selinux # noqa pylint: disable=unused-import,import-error,import-outside-toplevel
except ImportError:
logging.error(
"It appears that you are trying to use "
"molecule with a Python interpreter that does not have the "
"libselinux python bindings installed. These can only be "
"installed using your distro package manager and are specific "
"to each python version. Common package names: "
"libselinux-python python2-libselinux python3-libselinux"
)
def test_driver_is_detected():
driver_name = __name__.split(".")[0].split("_")[-1]
assert driver_name in [str(d) for d in api.drivers()]
def test_api_molecule_drivers_as_attributes():
results = api.drivers()
assert hasattr(results, 'delegated')
assert isinstance(results.delegated, api.Driver)
def test_driver_is_detected():
assert "lxd" in [str(d) for d in api.drivers()]
:return: None
"""
@base.click_command_ex()
@click.pass_context
@click.option(
"--scenario-name",
"-s",
default=base.MOLECULE_DEFAULT_SCENARIO_NAME,
help=f"Name of the scenario to target. ({base.MOLECULE_DEFAULT_SCENARIO_NAME})",
)
@click.option(
"--driver-name",
"-d",
type=click.Choice([str(s) for s in drivers()]),
help=f"Name of driver to use. ({DEFAULT_DRIVER})",
)
@click.option(
"--all/--no-all",
"__all",
default=False,
help="Test all scenarios. Default is False.",
)
@click.option(
"--destroy",
type=click.Choice(["always", "never"]),
default="always",
help=("The destroy strategy used at the conclusion of a " "Molecule run (always)."),
)
@click.option(
def pre_validate_base_schema(env: MutableMapping, keep_string: str):
"""Pre-validate base schema."""
return {
"dependency": {
"type": "dict",
"schema": {
"name": {
"type": "string",
"molecule_env_var": True,
"allowed": ["galaxy", "shell"],
}
},
},
"driver": {
"type": "dict",
"schema": {
"name": {
"type": "string",
"molecule_env_var": True,
"allowed": api.drivers(),
# NOTE(retr0h): Some users use an environment variable to
# change the driver name. May add this coercion to rest of
# config using allowed validation.
"coerce": (str, functools.partial(coerce_env, env, keep_string)),
}
},
},
"lint": {"type": "string"},
"platforms": {
"type": "list",
"schema": {
"type": "dict",
"schema": {
"registry": {
"type": "dict",
"schema": {
"credentials": {
"type": "dict",
"schema": {"password": {"type": "string"}},
}
},
}
},
},
},
"provisioner": {
"type": "dict",
"schema": {
"name": {
"type": "string",
"molecule_env_var": True,
"allowed": ["ansible"],
},
},
},
"scenario": {"type": "dict", "schema": {"name": {"molecule_env_var": True}}},
"verifier": {
"type": "dict",
"schema": {
"name": {
"type": "string",
"molecule_env_var": True,
"allowed": api.verifiers(),
},
},
},
}
def test_driver_is_detected(DRIVER):
"""Asserts that molecule recognizes the driver."""
assert DRIVER in [str(d) for d in api.drivers()]
util.sysexit_with_message(msg)
return value
@click.command()
@click.pass_context
@click.option(
'--dependency-name',
type=click.Choice(['galaxy']),
default='galaxy',
help='Name of dependency to initialize. (galaxy)',
)
@click.option(
'--driver-name',
'-d',
type=click.Choice(api.drivers()),
default='docker',
help='Name of driver to initialize. (docker)',
)
@click.option(
'--lint-name',
type=click.Choice(['yamllint']),
default='yamllint',
help='Name of lint to initialize. (ansible-lint)',
)
@click.option(
'--provisioner-name',
type=click.Choice(['ansible']),
default='ansible',
help='Name of provisioner to initialize. (ansible)',
)