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#
# Copyright (C) 2019 Bloomberg Finance LP
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
#
# Authors:
# Raoul Hidalgo Charman <raoul.hidalgocharman@codethink.co.uk>
#
# Pylint doesn't play well with fixtures and dependency injection from pytest
# pylint: disable=redefined-outer-name
import os
import shutil
from contextlib import contextmanager, ExitStack
import pytest
from buildstream.exceptions import ErrorDomain
from buildstream._project import Project
from buildstream import _yaml
from buildstream.testing import cli # pylint: disable=unused-import
from buildstream.testing import create_repo
from tests.testutils import create_artifact_share, dummy_context
DATA_DIR = os.path.join(os.path.dirname(os.path.realpath(__file__)), "project")
def message_handler(message, is_silenced):
pass
# Args:
# tmpdir: A temporary directory to use as root.
# directories: Directory names to use as cache directories.
#
@contextmanager
def _configure_caches(tmpdir, *directories):
with ExitStack() as stack:
def create_share(directory):
return create_artifact_share(os.path.join(str(tmpdir), directory))
yield (stack.enter_context(create_share(remote)) for remote in directories)
@pytest.mark.datafiles(DATA_DIR)
def test_source_push_split(cli, tmpdir, datafiles):
cache_dir = os.path.join(str(tmpdir), "cache")
project_dir = str(datafiles)
with _configure_caches(tmpdir, "indexshare", "storageshare") as (index, storage):
user_config_file = str(tmpdir.join("buildstream.conf"))
user_config = {
"scheduler": {"pushers": 1},
"source-caches": [
{"url": index.repo, "push": True, "type": "index"},
{"url": storage.repo, "push": True, "type": "storage"},
],
"cachedir": cache_dir,
}
_yaml.roundtrip_dump(user_config, file=user_config_file)
cli.configure(user_config)
repo = create_repo("git", str(tmpdir))
ref = repo.create(os.path.join(project_dir, "files"))
element_path = os.path.join(project_dir, "elements")
element_name = "push.bst"
element = {"kind": "import", "sources": [repo.source_config(ref=ref)]}
_yaml.roundtrip_dump(element, os.path.join(element_path, element_name))
# get the source object
with dummy_context(config=user_config_file) as context:
project = Project(project_dir, context)
project.ensure_fully_loaded()
element = project.load_elements(["push.bst"])[0]
element._fetch(check_only=True)
assert not element._cached_sources()
source = list(element.sources())[0]
# check we don't have it in the current cache
assert not index.get_source_proto(source._get_source_name())
# build the element, this should fetch and then push the source to the
# remote
res = cli.run(project=project_dir, args=["build", "push.bst"])
res.assert_success()
assert "Pushed source" in res.stderr
# check that we've got the remote locally now
sourcecache = context.sourcecache
assert sourcecache.contains(source)
# check that the remote CAS now has it
digest = sourcecache.export(source)._get_digest()
assert storage.has_object(digest)
@pytest.mark.datafiles(DATA_DIR)
def test_source_push(cli, tmpdir, datafiles):
cache_dir = os.path.join(str(tmpdir), "cache")
project_dir = str(datafiles)
with create_artifact_share(os.path.join(str(tmpdir), "sourceshare")) as share:
user_config_file = str(tmpdir.join("buildstream.conf"))
user_config = {
"scheduler": {"pushers": 1},
"source-caches": {"url": share.repo, "push": True,},
"cachedir": cache_dir,
}
_yaml.roundtrip_dump(user_config, file=user_config_file)
cli.configure(user_config)
repo = create_repo("git", str(tmpdir))
ref = repo.create(os.path.join(project_dir, "files"))
element_path = os.path.join(project_dir, "elements")
element_name = "push.bst"
element = {"kind": "import", "sources": [repo.source_config(ref=ref)]}
_yaml.roundtrip_dump(element, os.path.join(element_path, element_name))
# get the source object
with dummy_context(config=user_config_file) as context:
project = Project(project_dir, context)
project.ensure_fully_loaded()
element = project.load_elements(["push.bst"])[0]
element._fetch(check_only=True)
assert not element._cached_sources()
source = list(element.sources())[0]
# check we don't have it in the current cache
assert not share.get_source_proto(source._get_source_name())
# build the element, this should fetch and then push the source to the
# remote
res = cli.run(project=project_dir, args=["build", "push.bst"])
res.assert_success()
assert "Pushed source" in res.stderr
# check that we've got the remote locally now
sourcecache = context.sourcecache
assert sourcecache.contains(source)
# check that the remote CAS now has it
digest = sourcecache.export(source)._get_digest()
assert share.has_object(digest)
@pytest.mark.datafiles(DATA_DIR)
def test_push_pull(cli, datafiles, tmpdir):
project_dir = str(datafiles)
cache_dir = os.path.join(str(tmpdir), "cache")
with create_artifact_share(os.path.join(str(tmpdir), "sourceshare")) as share:
user_config_file = str(tmpdir.join("buildstream.conf"))
user_config = {
"scheduler": {"pushers": 1},
"source-caches": {"url": share.repo, "push": True,},
"cachedir": cache_dir,
}
_yaml.roundtrip_dump(user_config, file=user_config_file)
cli.configure(user_config)
# create repo to pull from
repo = create_repo("git", str(tmpdir))
ref = repo.create(os.path.join(project_dir, "files"))
element_path = os.path.join(project_dir, "elements")
element_name = "push.bst"
element = {"kind": "import", "sources": [repo.source_config(ref=ref)]}
_yaml.roundtrip_dump(element, os.path.join(element_path, element_name))
res = cli.run(project=project_dir, args=["build", "push.bst"])
res.assert_success()
# remove local cache dir, and repo files and check it all works
shutil.rmtree(cache_dir)
os.makedirs(cache_dir)
shutil.rmtree(repo.repo)
# check it's pulls from the share
res = cli.run(project=project_dir, args=["build", "push.bst"])
res.assert_success()
@pytest.mark.datafiles(DATA_DIR)
def test_push_fail(cli, tmpdir, datafiles):
project_dir = str(datafiles)
cache_dir = os.path.join(str(tmpdir), "cache")
# set up config with remote that we'll take down
with create_artifact_share(os.path.join(str(tmpdir), "sourceshare")) as share:
remote = share.repo
user_config_file = str(tmpdir.join("buildstream.conf"))
user_config = {
"scheduler": {"pushers": 1},
"source-caches": {"url": share.repo, "push": True,},
"cachedir": cache_dir,
}
_yaml.roundtrip_dump(user_config, file=user_config_file)
cli.configure(user_config)
# create repo to pull from
repo = create_repo("git", str(tmpdir))
ref = repo.create(os.path.join(project_dir, "files"))
element_path = os.path.join(project_dir, "elements")
element_name = "push.bst"
element = {"kind": "import", "sources": [repo.source_config(ref=ref)]}
_yaml.roundtrip_dump(element, os.path.join(element_path, element_name))
# build and check that it fails to set up the remote
res = cli.run(project=project_dir, args=["build", "push.bst"])
res.assert_success()
assert "Failed to initialize remote {}".format(remote) in res.stderr
assert "Pushing" not in res.stderr
assert "Pushed" not in res.stderr
@pytest.mark.datafiles(DATA_DIR)
def test_source_push_build_fail(cli, tmpdir, datafiles):
project_dir = str(datafiles)
cache_dir = os.path.join(str(tmpdir), "cache")
with create_artifact_share(os.path.join(str(tmpdir), "share")) as share:
user_config = {
"scheduler": {"pushers": 1},
"source-caches": {"url": share.repo, "push": True,},
"cachedir": cache_dir,
}
cli.configure(user_config)
repo = create_repo("git", str(tmpdir))
ref = repo.create(os.path.join(project_dir, "files"))
element_path = os.path.join(project_dir, "elements")
element_name = "always-fail.bst"
element = {"kind": "always_fail", "sources": [repo.source_config(ref=ref)]}
_yaml.roundtrip_dump(element, os.path.join(element_path, element_name))
res = cli.run(project=project_dir, args=["build", "always-fail.bst"])
res.assert_main_error(ErrorDomain.STREAM, None)
res.assert_task_error(ErrorDomain.ELEMENT, None)
# Sources are not pushed as the build queue is before the source push
# queue.
assert "Pushed source " not in res.stderr
# Test that source push succeeds if the source needs to be fetched
# even if the artifact of the corresponding element is already cached.
@pytest.mark.datafiles(DATA_DIR)
def test_push_missing_source_after_build(cli, tmpdir, datafiles):
cache_dir = os.path.join(str(tmpdir), "cache")
project_dir = str(datafiles)
element_name = "import-bin.bst"
res = cli.run(project=project_dir, args=["build", element_name])
res.assert_success()
# Delete source but keep artifact in cache
shutil.rmtree(os.path.join(cache_dir, "elementsources"))
shutil.rmtree(os.path.join(cache_dir, "source_protos"))
with create_artifact_share(os.path.join(str(tmpdir), "sourceshare")) as share:
user_config_file = str(tmpdir.join("buildstream.conf"))
user_config = {
"scheduler": {"pushers": 1},
"source-caches": {"url": share.repo, "push": True,},
"cachedir": cache_dir,
}
_yaml.roundtrip_dump(user_config, file=user_config_file)
cli.configure(user_config)
res = cli.run(project=project_dir, args=["source", "push", element_name])
res.assert_success()
assert "fetch:{}".format(element_name) in res.stderr
assert "Pushed source" in res.stderr
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