def test_copy_into_container_with_existing_target(
self, tmpdir, docker_client: ContainerClient, dummy_container):
local_path = tmpdir.join("myfile.txt")
container_path = "/tmp/myfile.txt"
with local_path.open(mode="w") as fd:
fd.write("foo\n")
docker_client.start_container(dummy_container.container_id)
docker_client.exec_in_container(
dummy_container.container_id,
command=["sh", "-c", f"echo bar > {container_path}"])
out, _ = docker_client.exec_in_container(
dummy_container.container_id,
command=[
"cat",
"/tmp/myfile.txt",
],
)
assert "bar" in out.decode(config.DEFAULT_ENCODING)
docker_client.copy_into_container(dummy_container.container_id,
str(local_path), container_path)
out, _ = docker_client.exec_in_container(
dummy_container.container_id,
command=[
"cat",
"/tmp/myfile.txt",
],
)
assert "foo" in out.decode(config.DEFAULT_ENCODING)
def test_copy_directory_content_into_container(
self, tmpdir, docker_client: ContainerClient, dummy_container):
local_path = tmpdir.join("fancy_folder")
local_path.mkdir()
file_path = local_path.join("myfile.txt")
with file_path.open(mode="w") as fd:
fd.write("foo\n")
file_path = local_path.join("myfile2.txt")
with file_path.open(mode="w") as fd:
fd.write("bar\n")
container_path = "/tmp/fancy_other_folder"
docker_client.start_container(dummy_container.container_id)
docker_client.exec_in_container(
dummy_container.container_id,
command=["mkdir", "-p", container_path])
docker_client.copy_into_container(dummy_container.container_id,
f"{str(local_path)}/.",
container_path)
out, _ = docker_client.exec_in_container(
dummy_container.container_id,
command=[
"cat",
"/tmp/fancy_other_folder/myfile.txt",
"/tmp/fancy_other_folder/myfile2.txt",
],
)
assert "foo" in out.decode(config.DEFAULT_ENCODING)
assert "bar" in out.decode(config.DEFAULT_ENCODING)
def test_exec_in_container_not_running_raises_exception(
self, docker_client: ContainerClient, dummy_container
):
with pytest.raises(ContainerException):
# can't exec into a non-running container
docker_client.exec_in_container(
dummy_container.container_id, command=["echo", "foobar"]
)
def test_exec_error_in_container(self, docker_client: ContainerClient,
dummy_container):
docker_client.start_container(dummy_container.container_id)
with pytest.raises(ContainerException) as ex:
docker_client.exec_in_container(dummy_container.container_id,
command=["./doesnotexist"])
assert ex.match("doesnotexist: no such file or directory")
def test_exec_in_container(self, docker_client: ContainerClient,
dummy_container: ContainerInfo):
docker_client.start_container(dummy_container.container_id)
output, _ = docker_client.exec_in_container(
dummy_container.container_id, command=["echo", "foobar"])
output = output.decode(config.DEFAULT_ENCODING)
assert "foobar" == output.strip()
def _test_copy_from_container(
self,
local_path,
file_path,
container_file_name,
docker_client: ContainerClient,
dummy_container,
):
docker_client.exec_in_container(
dummy_container.container_id,
command=["sh", "-c", f"echo TEST_CONTENT > {container_file_name}"],
)
docker_client.copy_from_container(
dummy_container.container_id,
local_path=str(local_path),
container_path=container_file_name,
)
assert "TEST_CONTENT" == file_path.read().strip()
def test_exec_in_container_with_env(self, docker_client: ContainerClient,
dummy_container):
docker_client.start_container(dummy_container.container_id)
env = {"MYVAR": "foo_var"}
output, _ = docker_client.exec_in_container(
dummy_container.container_id, env_vars=env, command=["env"])
output = output.decode(config.DEFAULT_ENCODING)
assert "MYVAR=foo_var" in output
def test_exec_in_container_with_stdin(self, docker_client: ContainerClient, dummy_container):
docker_client.start_container(dummy_container.container_id)
message = "test_message_stdin"
output, _ = docker_client.exec_in_container(
dummy_container.container_id,
interactive=True,
stdin=message.encode(config.DEFAULT_ENCODING),
command=["cat"],
)
assert message == output.decode(config.DEFAULT_ENCODING).strip()
def test_exec_in_container_with_stdin_stdout_stderr(
self, docker_client: ContainerClient, dummy_container):
docker_client.start_container(dummy_container.container_id)
message = "test_message_stdin"
output, stderr = docker_client.exec_in_container(
dummy_container.container_id,
interactive=True,
stdin=message.encode(config.DEFAULT_ENCODING),
command=["sh", "-c", "cat; >&2 echo stderrtest"],
)
assert message == output.decode(config.DEFAULT_ENCODING).strip()
assert "stderrtest" == stderr.decode(config.DEFAULT_ENCODING).strip()