def _get_app_and_build(self):
build_id = os.environ["AB_BUILD_ID"]
db_path = os.environ["AB_DB_PATH"]
app = Application(init_logging=False, db_path=db_path)
build = app.get_build(build_id)
app.set_logging(debug=build.debug, verbose=build.verbose)
return app, build
def test_bio(tmpdir):
database_path = str(tmpdir)
flexmock(Application, build=lambda build, extra_ansible_args=None: True)
application = Application(db_path=database_path, debug=True)
ose = os.environ
ose["BUILD"] = BUILD_ENV_RAW
ose["AB_PLAYBOOK_PATH"] = "asdqwe.yml"
ose["AB_BASE_IMAGE"] = "pancake"
flexmock(os, environ=ose)
try:
build_inside_openshift(application)
finally:
application.clean()
def __init__(self):
self.parser = argparse.ArgumentParser(
prog='ansible-bender',
description='Ansible builder = ansible-playbook + {buildah,docker} '
'# create your container images with Ansible! ',
epilog="Please use '--' to separate options and arguments.")
self.parser.add_argument("-v",
"--verbose",
action="store_true",
help="provide verbose output")
self.parser.add_argument("--debug",
action="store_true",
help="provide all the output")
self.parser.add_argument("-V",
"--version",
action="store_true",
help="print version of ansible-bender")
candidates_str = ", ".join(filter(lambda x: x, PATH_CANDIDATES))
self.parser.add_argument(
"--database-dir",
action="store",
help=
"a path to directory where ab will store runtime data, defaults to: \"%s\""
% candidates_str)
self.subparsers = self.parser.add_subparsers()
self._do_build_interface()
self._do_list_builds_interface()
self._do_get_logs_interface()
self._do_inspect_interface()
self._do_push_interface()
self._do_clean_interface()
self._do_init_interface()
self.args = self.parser.parse_args()
debug = False
if self.args.debug:
debug = True
verbose = False
if self.args.verbose:
verbose = True
self.app = Application(debug=debug,
db_path=self.args.database_dir,
verbose=verbose)
def test_caching_non_ex_image_w_mocking(tmpdir, build):
"""
scenario: we perform a build, we remove an image from cache, we perform the build again, ab should recover
"""
build.playbook_path = non_ex_pb
flexmock(Application, get_layer=lambda a, b, c: "i-certainly-dont-exist")
database_path = str(tmpdir)
application = Application(db_path=database_path)
try:
application.build(build)
build = application.db.get_build(build.build_id)
assert not build.layers[-1].cached
finally:
application.clean()
class CLI:
def __init__(self):
self.parser = argparse.ArgumentParser(
prog='ansible-bender',
description='Ansible builder = ansible-playbook + {buildah,docker} '
'# create your container images with Ansible! ',
epilog="Please use '--' to separate options and arguments."
)
self.parser.add_argument("-v", "--verbose", action="store_true",
help="provide verbose output")
self.parser.add_argument("--debug", action="store_true",
help="provide all the output")
self.parser.add_argument("-V", "--version", action="store_true",
help="print version of ansible-bender")
candidates_str = ", ".join(filter(lambda x: x, PATH_CANDIDATES))
self.parser.add_argument(
"--database-dir",
action="store",
help="a path to directory where ab will store runtime data, defaults to: \"%s\""
% candidates_str
)
self.subparsers = self.parser.add_subparsers(help='commands')
self._do_build_interface()
self._do_list_builds_interface()
self._do_get_logs_interface()
self._do_inspect_interface()
self._do_push_interface()
self.args = self.parser.parse_args()
debug = False
if self.args.debug:
debug = True
verbose = False
if self.args.verbose:
verbose = True
self.app = Application(debug=debug, db_path=self.args.database_dir, verbose=verbose)
def _do_build_interface(self):
self.build_parser = self.subparsers.add_parser(
name="build",
epilog="Please use '--' to separate options and arguments."
)
self.build_parser.add_argument(
"playbook_path", metavar="PLAYBOOK_PATH",
help="path to Ansible playbook"
)
self.build_parser.add_argument(
"base_image", metavar="BASE_IMAGE",
help="name of a container image to use as a base",
nargs="?"
)
self.build_parser.add_argument(
"target_image", metavar="TARGET_IMAGE",
help="name of the built container image",
nargs="?"
)
self.build_parser.add_argument("--builder", help="pick preferred builder backend",
default="buildah",
choices=["docker", "buildah"])
self.build_parser.add_argument(
"--no-cache",
action="store_true",
default=None,
help="disable caching mechanism: storing layers and loading them if a task is unchanged; "
"this option also implies the final image is composed of a base image and one additional layer"
)
self.build_parser.add_argument(
"--squash",
action="store_true",
default=False,
help="squash final image down to a single layer"
)
self.build_parser.add_argument(
"--build-volumes",
help="mount selected directory inside the container during build, "
"should be specified as '/host/dir:/container/dir'",
nargs="*"
)
self.build_parser.add_argument(
"--build-user",
help="the container gets invoked with this user during build"
)
self.build_parser.add_argument(
"-w", "--workdir",
help="path to an implicit working directory in the container"
)
self.build_parser.add_argument(
"-l", "--label",
help="add a label to the metadata of the image, "
"should be specified as 'key=value'",
nargs="*",
dest="labels"
)
self.build_parser.add_argument(
"--annotation",
help="Add key=value annotation for the target image",
nargs="*",
dest=ANNOTATIONS_KEY
)
# TODO: docker allows -e KEY and it is inherited from the current env
self.build_parser.add_argument(
"-e", "--env-vars",
help="add an environment variable to the metadata of the image, "
"should be specified as 'KEY=VALUE'",
nargs="*"
)
self.build_parser.add_argument(
"--cmd",
help="command to run by default in the container"
)
self.build_parser.add_argument(
"--entrypoint",
help="entrypoint script to configure for the container"
)
self.build_parser.add_argument(
"-u", "--user",
help="the container gets invoked with this user by default"
)
self.build_parser.add_argument(
"-p", "--ports",
help="ports to expose from container by default",
nargs="*"
)
self.build_parser.add_argument(
"--runtime-volumes",
help="path a directory which has data stored outside of the container",
nargs="*"
)
self.build_parser.add_argument(
"--extra-buildah-from-args",
help="arguments passed to buildah from command (be careful!)"
)
self.build_parser.add_argument(
"--extra-ansible-args",
help="arguments passed to ansible-playbook command (be careful!)"
)
self.build_parser.add_argument(
"--python-interpreter",
help="Path to a python interpreter inside the base image"
)
self.build_parser.set_defaults(subcommand="build")
self.bio_parser = self.subparsers.add_parser(
name="build-inside-openshift",
description="Build image within an openshift environment.",
)
self.bio_parser.set_defaults(subcommand="bio")
def _do_get_logs_interface(self):
self.gl_parser = self.subparsers.add_parser(
name="get-logs",
description="show logs of a specific build (default to latest build)",
)
self.gl_parser.add_argument(
"BUILD_ID",
help="ID of the build",
nargs="?",
default=None
)
self.gl_parser.set_defaults(subcommand="get-logs")
def _do_list_builds_interface(self):
self.lb_parser = self.subparsers.add_parser(
name="list-builds",
description="print a list of past and present builds",
)
self.lb_parser.set_defaults(subcommand="list-builds")
def _do_inspect_interface(self):
self.inspect_parser = self.subparsers.add_parser(
name="inspect",
description="provide detailed information for a selected build (default to latest build)",
)
self.inspect_parser.add_argument(
"BUILD_ID",
help="ID of the build",
nargs="?",
default=None
)
self.inspect_parser.add_argument(
"--json",
help="output the information in JSON format",
action="store_true"
)
self.inspect_parser.set_defaults(subcommand="inspect")
def _do_push_interface(self):
self.push_parser = self.subparsers.add_parser(
name="push",
description="push built image to a different location (default to latest build)",
epilog="This command is thin wrapper on top of `podman push` command. "
"The target is passed directly to podman, for more information, please consult "
" podman-push(1) manpage or skopeo(1)."
)
self.push_parser.add_argument(
"TARGET",
help="Target is composed of \"transport:details\"",
default=None
)
self.push_parser.add_argument(
"BUILD_ID",
help="ID of the build",
nargs="?",
default=None
)
# nothing to force so far
# self.push_parser.add_argument(
# "--force",
# help="Bypass any checks and just go for it",
# action="store_true"
# )
self.push_parser.set_defaults(subcommand="push")
def _build(self):
pb_vars_p = PbVarsParser(self.args.playbook_path)
build, metadata = pb_vars_p.get_build_and_metadata()
build.metadata = metadata
if self.args.workdir:
metadata.working_dir = self.args.workdir
if self.args.labels:
for label in self.args.labels:
err_msg = "Label variable {} doesn't seem to be " + \
"specified in format 'KEY=VALUE'.".format(label)
k, v = split_once_or_fail_with(label, "=", err_msg)
metadata.labels[k] = v
if self.args.annotations:
for ann in self.args.annotations:
err_msg = "Annotation {} doesn't seem to be " + \
"specified in format 'KEY=VALUE'.".format(ann)
k, v = split_once_or_fail_with(ann, "=", err_msg)
metadata.annotations[k] = v
if self.args.env_vars:
for e_v in self.args.env_vars:
err_msg = "Environment variable {} doesn't seem to be " + \
"specified in format 'KEY=VALUE'.".format(e_v)
k, v = split_once_or_fail_with(e_v, "=", err_msg)
metadata.env_vars[k] = v
if self.args.cmd:
metadata.cmd = self.args.cmd
if self.args.entrypoint:
metadata.entrypoint = self.args.entrypoint
if self.args.user:
metadata.user = self.args.user
if self.args.ports:
metadata.ports = self.args.ports
if self.args.runtime_volumes:
metadata.volumes = self.args.runtime_volumes
build.playbook_path = self.args.playbook_path
if self.args.build_volumes:
build.build_volumes = self.args.build_volumes
if self.args.base_image:
build.base_image = self.args.base_image
if self.args.target_image:
build.target_image = self.args.target_image
if self.args.builder:
build.builder_name = self.args.builder
if self.args.no_cache is not None:
build.cache_tasks = not self.args.no_cache
if self.args.squash:
build.squash = self.args.squash
if self.args.extra_buildah_from_args:
build.buildah_from_extra_args = self.args.extra_buildah_from_args
if self.args.extra_ansible_args:
build.ansible_extra_args = self.args.extra_ansible_args
if self.args.python_interpreter:
build.python_interpreter = self.args.python_interpreter
self.app.build(build)
def _build_inside_openshift(self):
build_inside_openshift(self.app)
def _list_builds(self):
builds = self.app.list_builds()
header = ("BUILD ID", "IMAGE NAME", "STATUS", "DATE", "BUILD TIME")
builds_data = []
for b in builds:
build_time = ""
if b.build_finished_time and b.build_start_time:
build_time = fancy_time(b.build_finished_time - b.build_start_time)
builds_data.append((
b.build_id,
b.target_image,
b.state.value,
b.build_finished_time if b.build_finished_time else "",
build_time
))
print(tabulate(builds_data, headers=header))
def _get_logs(self):
build_id = self.args.BUILD_ID
log_lines = self.app.get_logs(build_id=build_id)
print("\n".join(log_lines))
def _inspect(self):
build_id = self.args.BUILD_ID
inspect_data = self.app.inspect(build_id=build_id)
if self.args.json:
print(json.dumps(inspect_data))
else:
yaml.safe_dump(inspect_data, sys.stdout, indent=2, default_flow_style=False)
def _push(self):
build_id = self.args.BUILD_ID
target = self.args.TARGET
# force = self.args.force
self.app.push(target, build_id=build_id, force=False)
def run(self):
subcommand = getattr(self.args, "subcommand", "nope")
try:
if self.args.version:
try:
print(pkg_resources.get_distribution("ansible-bender").version)
except pkg_resources.DistributionNotFound:
print("Ansible-bender is not installed, therefore we can't print the version.")
print("Please run `python3 setup.py --version` instead.")
return 18
return 0
if subcommand == "build":
self._build()
return 0
elif subcommand == "list-builds":
self._list_builds()
return 0
elif subcommand == "get-logs":
self._get_logs()
return 0
elif subcommand == "inspect":
self._inspect()
return 0
elif subcommand == "push":
self._push()
return 0
elif subcommand == "bio":
self._build_inside_openshift()
return 0
except KeyboardInterrupt:
return 133
except Exception as ex:
self.app.clean()
stderr = getattr(ex, "stderr", "")
if stderr:
print(stderr, file=sys.stderr)
if self.args.debug:
raise
print("There was an error during execution: %s" % ex, file=sys.stderr)
return 2
self.parser.print_help()
return 1
def application(tmpdir):
database_path = str(tmpdir)
application = Application(
db_path=database_path) # use debug=True to hunt errors
yield application
application.clean()
