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import pytest
import socket
from labgrid import Environment
from labgrid.driver import SSHDriver, ExecutionError
from labgrid.exceptions import NoResourceFoundError
from labgrid.resource import NetworkService
from labgrid.util.helper import get_free_port
@pytest.fixture(scope='function')
def ssh_driver_mocked_and_activated(target, mocker):
NetworkService(target, "service", "1.2.3.4", "root")
call = mocker.patch('subprocess.call')
call.return_value = 0
popen = mocker.patch('subprocess.Popen', autospec=True)
path = mocker.patch('os.path.exists')
path.return_value = True
instance_mock = mocker.MagicMock()
popen.return_value = instance_mock
instance_mock.wait = mocker.MagicMock(return_value=0)
instance_mock.communicate = mocker.MagicMock(return_value=(b"", b""))
SSHDriver(target, "ssh")
s = target.get_driver("SSHDriver")
return s
def test_create_fail_missing_resource(target):
with pytest.raises(NoResourceFoundError):
SSHDriver(target, "ssh")
def test_create(target, mocker):
NetworkService(target, "service", "1.2.3.4", "root")
call = mocker.patch('subprocess.call')
call.return_value = 0
popen = mocker.patch('subprocess.Popen', autospec=True)
path = mocker.patch('os.path.exists')
path.return_value = True
instance_mock = mocker.MagicMock()
popen.return_value = instance_mock
instance_mock.wait = mocker.MagicMock(return_value=0)
instance_mock.communicate = mocker.MagicMock(return_value=(b"", b""))
s = SSHDriver(target, "ssh")
assert isinstance(s, SSHDriver)
def test_run_check(target, ssh_driver_mocked_and_activated, mocker):
s = ssh_driver_mocked_and_activated
s._run = mocker.MagicMock(return_value=(['success'], [], 0))
res = s.run_check("test")
assert res == ['success']
res = s.run("test")
assert res == (['success'], [], 0)
target.deactivate(s)
def test_run_check_raise(target, ssh_driver_mocked_and_activated, mocker):
s = ssh_driver_mocked_and_activated
s._run = mocker.MagicMock(return_value=(['error'], [], 1))
with pytest.raises(ExecutionError):
res = s.run_check("test")
res = s.run("test")
assert res == (['error'], [], 1)
target.deactivate(s)
def test_default_tools(target):
NetworkService(target, "service", "1.2.3.4", "root")
s = SSHDriver(target, "ssh")
assert [s._ssh, s._scp, s._sshfs, s._rsync] == ["ssh", "scp", "sshfs", "rsync"]
def test_custom_tools(target, tmpdir):
p = tmpdir.join("config.yaml")
p.write(
"""
tools:
ssh: "/path/to/ssh"
scp: "/path/to/scp"
sshfs: "/path/to/sshfs"
rsync: "/path/to/rsync"
"""
)
target.env = Environment(str(p))
NetworkService(target, "service", "1.2.3.4", "root")
s = SSHDriver(target, "ssh")
assert [s._ssh, s._scp, s._sshfs, s._rsync] == [f"/path/to/{t}" for t in ("ssh", "scp", "sshfs", "rsync")]
@pytest.fixture(scope='function')
def ssh_localhost(target, pytestconfig):
name = pytestconfig.getoption("--ssh-username")
NetworkService(target, "service", "localhost", name)
SSHDriver(target, "ssh")
s = target.get_driver("SSHDriver")
return s
@pytest.mark.sshusername
def test_local_put(ssh_localhost, tmpdir):
p = tmpdir.join("config.yaml")
p.write(
"""PUT Teststring"""
)
ssh_localhost.put(str(p), "/tmp/test_put_yaml")
assert open('/tmp/test_put_yaml', 'r').readlines() == [ "PUT Teststring" ]
@pytest.mark.sshusername
def test_local_no_final_line_remove(ssh_localhost, tmpdir):
p = tmpdir.join("test_no_line_remove")
p.write("teststring")
ssh_localhost.put(str(p), "/tmp/test_line_remove")
stdout, stderr, _ = ssh_localhost.run("cat /tmp/test_line_remove")
assert stdout == [ "teststring" ]
@pytest.mark.sshusername
def test_local_final_line_remove_empty(ssh_localhost, tmpdir):
p = tmpdir.join("test_no_line_remove")
p.write("teststring\n")
ssh_localhost.put(str(p), "/tmp/test_line_remove")
stdout, stderr, _ = ssh_localhost.run("cat /tmp/test_line_remove")
assert stdout == [ "teststring" ]
@pytest.mark.sshusername
def test_local_put_dir(ssh_localhost, tmpdir):
d = tmpdir.mkdir("test_put_dir");
p = d.join("config.yaml")
p.write(
"""PUT Teststring"""
)
ssh_localhost.put(str(d), "/tmp/test_put_dir")
assert open('/tmp/test_put_dir/config.yaml', 'r').readlines() == [ "PUT Teststring" ]
@pytest.mark.sshusername
def test_local_get(ssh_localhost, tmpdir):
p = tmpdir.join("config.yaml")
p.write(
"""GET Teststring"""
)
ssh_localhost.get(str(p), "/tmp/test_get_yaml")
assert open('/tmp/test_get_yaml', 'r').readlines() == [ "GET Teststring" ]
@pytest.mark.sshusername
def test_local_get_dir(ssh_localhost, tmpdir):
d = tmpdir.mkdir("test_get_dir");
p = d.join("config.yaml")
p.write(
"""GET Teststring"""
)
ssh_localhost.get(str(d), "/tmp/test_get_dir")
assert open('/tmp/test_get_dir/config.yaml', 'r').readlines() == [ "GET Teststring" ]
@pytest.mark.sshusername
def test_local_run(ssh_localhost, tmpdir):
res = ssh_localhost.run("echo Hello")
assert res == (["Hello"], [], 0)
@pytest.mark.sshusername
def test_local_run_check(ssh_localhost, tmpdir):
res = ssh_localhost.run_check("echo Hello")
assert res == (["Hello"])
@pytest.mark.sshusername
def test_local_port_forward(ssh_localhost, tmpdir):
remoteport = get_free_port()
test_string = "Hello World"
with ssh_localhost.forward_local_port(remoteport) as localport:
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as server_socket:
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as send_socket:
server_socket.bind(("127.0.0.1", remoteport))
server_socket.listen(1)
send_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
send_socket.connect(("127.0.0.1", localport))
client_socket, address = server_socket.accept()
send_socket.send(test_string.encode('utf-8'))
assert client_socket.recv(16).decode("utf-8") == test_string
@pytest.mark.sshusername
def test_local_remote_forward(ssh_localhost, tmpdir):
remoteport = get_free_port()
localport = get_free_port()
test_string = "Hello World"
with ssh_localhost.forward_remote_port(remoteport, localport):
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as server_socket:
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as send_socket:
server_socket.bind(("127.0.0.1", localport))
server_socket.listen(1)
send_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
send_socket.connect(("127.0.0.1", remoteport))
client_socket, address = server_socket.accept()
send_socket.send(test_string.encode('utf-8'))
assert client_socket.recv(16).decode("utf-8") == test_string
@pytest.mark.sshusername
def test_unix_socket_forward(ssh_localhost, tmpdir):
p = tmpdir.join("console.sock")
test_string = "Hello World"
with ssh_localhost.forward_unix_socket(str(p)) as localport:
with socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) as server_socket:
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as send_socket:
server_socket.bind(str(p))
server_socket.listen(1)
send_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
send_socket.connect(("127.0.0.1", localport))
client_socket, address = server_socket.accept()
send_socket.send(test_string.encode("utf-8"))
assert client_socket.recv(16).decode("utf-8") == test_string
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