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import unittest
from parameterized import parameterized
from podman_compose import PodmanCompose
from podman_compose import get_net_args
from tests.unit.test_container_to_args import create_compose_mock
PROJECT_NAME = "test_project_name"
SERVICE_NAME = "service_name"
CONTAINER_NAME = f"{PROJECT_NAME}_{SERVICE_NAME}_1"
def get_networked_compose(num_networks: int = 1) -> PodmanCompose:
compose = create_compose_mock(PROJECT_NAME)
for network in range(num_networks):
compose.networks[f"net{network}"] = {
"driver": "bridge",
"ipam": {
"config": [
{"subnet": f"192.168.{network}.0/24"},
{"subnet": f"fd00:{network}::/64"},
]
},
"enable_ipv6": True,
}
if num_networks == 1:
compose.default_net = "net0"
return compose
def get_minimal_container() -> dict:
return {
"name": CONTAINER_NAME,
"service_name": SERVICE_NAME,
"image": "busybox",
}
class TestGetNetArgs(unittest.TestCase):
def test_minimal(self) -> None:
compose = get_networked_compose()
container = get_minimal_container()
expected_args = [
f"--network={PROJECT_NAME}_net0:alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_default_net_is_None(self) -> None:
compose = get_networked_compose()
container = get_minimal_container()
mac_address = "11:22:33:44:55:66"
container["mac_address"] = mac_address
compose.default_net = None
expected_args = [
f"--network=bridge:alias={SERVICE_NAME},mac={mac_address}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_one_net(self) -> None:
compose = get_networked_compose()
container = get_minimal_container()
container["networks"] = {"net0": {}}
expected_args = [
f"--network={PROJECT_NAME}_net0:alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_alias(self) -> None:
compose = get_networked_compose()
container = get_minimal_container()
container["networks"] = {"net0": {}}
container["_aliases"] = ["alias1", "alias2"]
expected_args = [
f"--network={PROJECT_NAME}_net0:alias={SERVICE_NAME},alias=alias1,alias=alias2",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_aliases_on_network_scope(self) -> None:
compose = get_networked_compose()
container = get_minimal_container()
container["networks"] = {"net0": {"aliases": ["alias1"]}}
expected_args = [
f"--network={PROJECT_NAME}_net0:alias={SERVICE_NAME},alias=alias1",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_one_ipv4(self) -> None:
ip = "192.168.0.42"
compose = get_networked_compose()
container = get_minimal_container()
container["networks"] = {"net0": {"ipv4_address": ip}}
expected_args = [
f"--network={PROJECT_NAME}_net0:ip={ip},alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertEqual(expected_args, args)
def test_one_ipv6(self) -> None:
ipv6_address = "fd00:0::42"
compose = get_networked_compose()
container = get_minimal_container()
container["networks"] = {"net0": {"ipv6_address": ipv6_address}}
expected_args = [
f"--network={PROJECT_NAME}_net0:ip6={ipv6_address},alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_one_mac(self) -> None:
mac = "00:11:22:33:44:55"
compose = get_networked_compose()
container = get_minimal_container()
container["networks"] = {"net0": {}}
container["mac_address"] = mac
expected_args = [
f"--network={PROJECT_NAME}_net0:mac={mac},alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_one_mac_two_nets(self) -> None:
mac = "00:11:22:33:44:55"
compose = get_networked_compose(num_networks=6)
container = get_minimal_container()
container["networks"] = {"net0": {}, "net1": {}}
container["mac_address"] = mac
expected_args = [
f"--network={PROJECT_NAME}_net0:mac={mac},alias={SERVICE_NAME}",
f"--network={PROJECT_NAME}_net1:alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
@parameterized.expand([
"mac_address",
"x-podman.mac_address",
])
def test_mac_on_network(self, mac_attr: str) -> None:
mac = "00:11:22:33:44:55"
compose = get_networked_compose()
container = get_minimal_container()
container["networks"] = {"net0": {mac_attr: mac}}
expected_args = [
f"--network={PROJECT_NAME}_net0:mac={mac},alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_two_nets_as_dict(self) -> None:
compose = get_networked_compose(num_networks=2)
container = get_minimal_container()
container["networks"] = {"net0": {}, "net1": {}}
expected_args = [
f"--network={PROJECT_NAME}_net0:alias={SERVICE_NAME}",
f"--network={PROJECT_NAME}_net1:alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_two_nets_as_list(self) -> None:
compose = get_networked_compose(num_networks=2)
container = get_minimal_container()
container["networks"] = ["net0", "net1"]
expected_args = [
f"--network={PROJECT_NAME}_net0:alias={SERVICE_NAME}",
f"--network={PROJECT_NAME}_net1:alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_two_ipv4(self) -> None:
ip0 = "192.168.0.42"
ip1 = "192.168.1.42"
compose = get_networked_compose(num_networks=2)
container = get_minimal_container()
container["networks"] = {"net0": {"ipv4_address": ip0}, "net1": {"ipv4_address": ip1}}
expected_args = [
f"--network={PROJECT_NAME}_net0:ip={ip0},alias={SERVICE_NAME}",
f"--network={PROJECT_NAME}_net1:ip={ip1},alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_two_ipv6(self) -> None:
ip0 = "fd00:0::42"
ip1 = "fd00:1::42"
compose = get_networked_compose(num_networks=2)
container = get_minimal_container()
container["networks"] = {"net0": {"ipv6_address": ip0}, "net1": {"ipv6_address": ip1}}
expected_args = [
f"--network={PROJECT_NAME}_net0:ip6={ip0},alias={SERVICE_NAME}",
f"--network={PROJECT_NAME}_net1:ip6={ip1},alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
# custom extension; not supported by docker-compose
def test_two_mac(self) -> None:
mac0 = "00:00:00:00:00:01"
mac1 = "00:00:00:00:00:02"
compose = get_networked_compose(num_networks=2)
container = get_minimal_container()
container["networks"] = {
"net0": {"x-podman.mac_address": mac0},
"net1": {"x-podman.mac_address": mac1},
}
expected_args = [
f"--network={PROJECT_NAME}_net0:mac={mac0},alias={SERVICE_NAME}",
f"--network={PROJECT_NAME}_net1:mac={mac1},alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_mixed_mac(self) -> None:
ip4_0 = "192.168.0.42"
ip4_1 = "192.168.1.42"
ip4_2 = "192.168.2.42"
mac_0 = "00:00:00:00:00:01"
mac_1 = "00:00:00:00:00:02"
compose = get_networked_compose(num_networks=3)
container = get_minimal_container()
container["networks"] = {
"net0": {"ipv4_address": ip4_0},
"net1": {"ipv4_address": ip4_1, "x-podman.mac_address": mac_0},
"net2": {"ipv4_address": ip4_2},
}
container["mac_address"] = mac_1
expected_exception = (
r"specifying mac_address on both container and network level is not supported"
)
self.assertRaisesRegex(RuntimeError, expected_exception, get_net_args, compose, container)
def test_mixed_config(self) -> None:
ip4_0 = "192.168.0.42"
ip4_1 = "192.168.1.42"
ip6_0 = "fd00:0::42"
ip6_2 = "fd00:2::42"
mac = "00:11:22:33:44:55"
compose = get_networked_compose(num_networks=4)
container = get_minimal_container()
container["networks"] = {
"net0": {"ipv4_address": ip4_0, "ipv6_address": ip6_0},
"net1": {"ipv4_address": ip4_1},
"net2": {"ipv6_address": ip6_2},
"net3": {},
}
container["mac_address"] = mac
expected_args = [
f"--network={PROJECT_NAME}_net0:ip={ip4_0},ip6={ip6_0},mac={mac},alias={SERVICE_NAME}",
f"--network={PROJECT_NAME}_net1:ip={ip4_1},alias={SERVICE_NAME}",
f"--network={PROJECT_NAME}_net2:ip6={ip6_2},alias={SERVICE_NAME}",
f"--network={PROJECT_NAME}_net3:alias={SERVICE_NAME}",
]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
@parameterized.expand([
("bridge", [f"--network=bridge:alias={SERVICE_NAME},mac=11:22:33:44:55:66"]),
(
"bridge:ip=10.88.0.3",
[f"--network=bridge:ip=10.88.0.3,alias={SERVICE_NAME},mac=11:22:33:44:55:66"],
),
("host", ["--network=host"]),
("none", ["--network=none"]),
("slirp4netns", ["--network=slirp4netns"]),
("slirp4netns:cidr=10.42.0.0/24", ["--network=slirp4netns:cidr=10.42.0.0/24"]),
("private", ["--network=private"]),
("pasta", ["--network=pasta"]),
("pasta:--ipv4-only,-a,10.0.2.0", ["--network=pasta:--ipv4-only,-a,10.0.2.0"]),
("ns:my_namespace", ["--network=ns:my_namespace"]),
("container:my_container", ["--network=container:my_container"]),
])
def test_network_modes(self, network_mode: str, expected_args: list) -> None:
compose = get_networked_compose()
container = get_minimal_container()
container["network_mode"] = network_mode
mac_address = "11:22:33:44:55:66"
container["network_mode"] = network_mode
container["mac_address"] = mac_address
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
def test_network_mode_invalid(self) -> None:
compose = get_networked_compose()
container = get_minimal_container()
container["network_mode"] = "invalid_mode"
with self.assertRaises(SystemExit):
get_net_args(compose, container)
def test_network__mode_service(self) -> None:
compose = get_networked_compose()
compose.container_names_by_service = {
"service_1": ["container_1"],
"service_2": ["container_2"],
}
container = get_minimal_container()
container["network_mode"] = "service:service_2"
expected_args = ["--network=container:container_2"]
args = get_net_args(compose, container)
self.assertListEqual(expected_args, args)
|
