def test_pull_if_not_present(buildah_backend):
image = buildah_backend.ImageClass("docker.io/library/busybox",
tag="1.29.3")
try:
assert image.is_present()
finally:
image.rmi(force=True)
def test_pull_never(buildah_backend):
with pytest.raises(subprocess.CalledProcessError):
buildah_backend.ImageClass._inspect("busybox:1.25.1")
image = buildah_backend.ImageClass(
"docker.io/library/busybox",
tag="1.29.3",
pull_policy=BuildahImagePullPolicy.NEVER)
assert not image.is_present()
def test_pull_always(buildah_backend):
image = buildah_backend.ImageClass(
"docker.io/library/busybox",
tag="latest",
pull_policy=BuildahImagePullPolicy.ALWAYS)
try:
assert image.is_present()
finally:
image.rmi(force=True)
def test_container_output(buildah_backend):
image = buildah_backend.ImageClass(FEDORA_MINIMAL_REPOSITORY,
tag=FEDORA_MINIMAL_REPOSITORY_TAG)
command = ["bash", "-c", "for x in `seq 1 5`; do echo $x; done"]
cont = image.run_via_binary()
try:
output = cont.execute(command)
assert output == '1\n2\n3\n4\n5\n'
finally:
cont.delete(force=True)
def test_image_metadata(buildah_backend):
image = buildah_backend.ImageClass(FEDORA_MINIMAL_REPOSITORY,
tag=FEDORA_MINIMAL_REPOSITORY_TAG)
im_metadata = image.get_metadata()
assert im_metadata.command == ["/bin/bash"]
assert im_metadata.name == FEDORA_MINIMAL_IMAGE
assert im_metadata.env_variables["FGC"] == "f26"
assert im_metadata.env_variables["DISTTAG"] == "f26container"
assert im_metadata.labels == {}
def test_exit_code(buildah_backend):
image = buildah_backend.ImageClass(FEDORA_MINIMAL_REPOSITORY,
tag=FEDORA_MINIMAL_REPOSITORY_TAG)
cmd = ['bash', '-c', "exit 42"]
cont = image.run_via_binary()
try:
with pytest.raises(subprocess.CalledProcessError) as exc:
cont.execute(cmd)
assert exc.value.returncode == 42
finally:
cont.delete(force=True)
def test_buildah_container(buildah_backend):
"""
Basic tests of interacting with a buildabuildah
"""
image = buildah_backend.ImageClass(FEDORA_MINIMAL_REPOSITORY,
tag=FEDORA_MINIMAL_REPOSITORY_TAG)
c = image.run_via_binary()
try:
assert c.is_running()
assert "Config" in c.inspect()
assert c.get_id() == str(c)
assert repr(c)
assert isinstance(c.get_id(), string_types)
finally:
c.delete(force=True)
def test_image_metadata(buildah_backend):
image = buildah_backend.ImageClass(FEDORA_MINIMAL_REPOSITORY,
tag=FEDORA_MINIMAL_REPOSITORY_TAG)
im_metadata = image.get_metadata()
assert im_metadata.command == ["/bin/bash"]
assert im_metadata.name == FEDORA_MINIMAL_REPOSITORY_DIGEST
assert im_metadata.env_variables["FGC"] == "f33"
assert im_metadata.env_variables["DISTTAG"] == "f33container"
assert im_metadata.labels == {
'license': 'MIT',
'name': 'fedora',
'vendor': 'Fedora Project',
'version': '33'
}
def test_buildah_image(buildah_backend):
image = buildah_backend.ImageClass(FEDORA_MINIMAL_REPOSITORY,
tag=FEDORA_MINIMAL_REPOSITORY_TAG)
assert "%s:%s" % (FEDORA_MINIMAL_REPOSITORY,
FEDORA_MINIMAL_REPOSITORY_TAG) == image.get_full_name()
insp = image.inspect()
assert "Config" in insp
assert isinstance(insp["Config"], str)
assert "registry.fedoraproject.org/fedora-minimal:33" == str(image)
assert "BuildahImage(repository=%s, tag=%s)" % (
FEDORA_MINIMAL_REPOSITORY,
FEDORA_MINIMAL_REPOSITORY_TAG) == repr(image)
assert isinstance(image.get_id(), string_types)
new_image = image.tag_image(tag="test")
assert new_image.is_present()
new_image.rmi(via_name=True)
assert not new_image.is_present()
def test_container_metadata(buildah_backend):
image = buildah_backend.ImageClass(FEDORA_MINIMAL_REPOSITORY,
tag=FEDORA_MINIMAL_REPOSITORY_TAG)
c = image.run_via_binary(
BuildahRunBuilder(additional_opts=[
'--name',
'mycontainer',
]))
try:
container_metadata = c.get_metadata()
assert container_metadata.command == ["/bin/bash"]
assert container_metadata.name == "mycontainer"
assert container_metadata.env_variables["FGC"] == "f26"
assert container_metadata.env_variables["DISTTAG"] == "f26container"
assert container_metadata.labels == {}
finally:
c.delete(force=True)
def test_list_containers(buildah_backend):
image = buildah_backend.ImageClass(
FEDORA_MINIMAL_REPOSITORY,
tag=FEDORA_MINIMAL_REPOSITORY_TAG,
pull_policy=BuildahImagePullPolicy.NEVER)
container_name = random_str()
c = image.run_via_binary(
BuildahRunBuilder(additional_opts=['--name', container_name]))
try:
container_list = buildah_backend.list_containers()
l = len(container_list)
assert l >= 1
cont_under_test = [
x for x in container_list if x.metadata.name == container_name
][0]
assert cont_under_test.metadata.image
assert cont_under_test.metadata.image.get_full_name(
) == FEDORA_MINIMAL_REPOSITORY_DIGEST
assert cont_under_test.metadata.command
finally:
c.delete(force=True)
def test_image_wrong_types(buildah_backend):
with pytest.raises(ConuException) as exc:
buildah_backend.ImageClass(FEDORA_MINIMAL_REPOSITORY,
BuildahImagePullPolicy.NEVER)
assert "tag" in exc.value.message