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import os
import os.path
import tarfile
import tempfile
import docker
import pytest
def make_tree(dirs, files):
base = tempfile.mkdtemp()
for path in dirs:
os.makedirs(os.path.join(base, path))
for path in files:
with open(os.path.join(base, path), 'w') as f:
f.write("content")
return base
def simple_tar(path):
f = tempfile.NamedTemporaryFile()
t = tarfile.open(mode='w', fileobj=f)
abs_path = os.path.abspath(path)
t.add(abs_path, arcname=os.path.basename(path), recursive=False)
t.close()
f.seek(0)
return f
def untar_file(tardata, filename):
with tarfile.open(mode='r', fileobj=tardata) as t:
f = t.extractfile(filename)
result = f.read()
f.close()
return result
def requires_api_version(version):
return pytest.mark.skipif(
docker.utils.version_lt(
docker.constants.DEFAULT_DOCKER_API_VERSION, version
),
reason="API version is too low (< {0})".format(version)
)
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