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import random
import unittest
import requests
from .fixtures import APITestCase
class NetworkTestCase(APITestCase):
# TODO Need to support Docker-py order of network/container creates
def test_connect(self):
"""Create network and container then connect to network"""
net_default = requests.post(
self.podman_url + "/v1.40/networks/create", json={"Name": "TestDefaultNetwork"}
)
self.assertEqual(net_default.status_code, 201, net_default.text)
create = requests.post(
self.podman_url + "/v1.40/containers/create?name=postCreateConnect",
json={
"Cmd": ["top"],
"Image": "alpine:latest",
"NetworkDisabled": False,
# FIXME adding these 2 lines cause: (This is sampled from docker-py)
# "network already exists","message":"container
# 01306e499df5441560d70071a54342611e422a94de20865add50a9565fd79fb9 is already connected to CNI
# network \"TestDefaultNetwork\": network already exists"
# "HostConfig": {"NetworkMode": "TestDefaultNetwork"},
# "NetworkingConfig": {"EndpointsConfig": {"TestDefaultNetwork": None}},
# FIXME These two lines cause:
# CNI network \"TestNetwork\" not found","message":"error configuring network namespace for container
# 369ddfa7d3211ebf1fbd5ddbff91bd33fa948858cea2985c133d6b6507546dff: CNI network \"TestNetwork\" not
# found"
# "HostConfig": {"NetworkMode": "TestNetwork"},
# "NetworkingConfig": {"EndpointsConfig": {"TestNetwork": None}},
# FIXME no networking defined cause: (note this error is from the container inspect below)
# "internal libpod error","message":"network inspection mismatch: asked to join 2 CNI network(s) [
# TestDefaultNetwork podman], but have information on 1 network(s): internal libpod error"
},
)
self.assertEqual(create.status_code, 201, create.text)
self.assertId(create.content)
payload = create.json()
start = requests.post(self.podman_url + f"/v1.40/containers/{payload['Id']}/start")
self.assertEqual(start.status_code, 204, start.text)
connect = requests.post(
self.podman_url + "/v1.40/networks/TestDefaultNetwork/connect",
json={"Container": payload["Id"]},
)
self.assertEqual(connect.status_code, 200, connect.text)
self.assertEqual(connect.text, "OK\n")
inspect = requests.get(f"{self.podman_url}/v1.40/containers/{payload['Id']}/json")
self.assertEqual(inspect.status_code, 200, inspect.text)
payload = inspect.json()
self.assertFalse(payload["Config"].get("NetworkDisabled", False))
self.assertEqual(
"TestDefaultNetwork",
payload["NetworkSettings"]["Networks"]["TestDefaultNetwork"]["NetworkID"],
)
# TODO restore this to test, when joining multiple networks possible
# self.assertEqual(
# "TestNetwork",
# payload["NetworkSettings"]["Networks"]["TestNetwork"]["NetworkID"],
# )
# TODO Need to support network aliases
# self.assertIn(
# "test_post_create",
# payload["NetworkSettings"]["Networks"]["TestNetwork"]["Aliases"],
# )
def test_create(self):
"""Create network and connect container during create"""
net = requests.post(
self.podman_url + "/v1.40/networks/create", json={"Name": "TestNetwork"}
)
self.assertEqual(net.status_code, 201, net.text)
create = requests.post(
self.podman_url + "/v1.40/containers/create?name=postCreate",
json={
"Cmd": ["date"],
"Image": "alpine:latest",
"NetworkDisabled": False,
"HostConfig": {"NetworkMode": "TestNetwork"},
},
)
self.assertEqual(create.status_code, 201, create.text)
self.assertId(create.content)
payload = create.json()
inspect = requests.get(f"{self.podman_url}/v1.40/containers/{payload['Id']}/json")
self.assertEqual(inspect.status_code, 200, inspect.text)
payload = inspect.json()
self.assertFalse(payload["Config"].get("NetworkDisabled", False))
self.assertEqual(
"TestNetwork",
payload["NetworkSettings"]["Networks"]["TestNetwork"]["NetworkID"],
)
def test_crud(self):
name = f"Network_{random.getrandbits(160):x}"
# Cannot test for 0 existing networks because default "podman" network always exists
create = requests.post(self.podman_url + "/v1.40/networks/create", json={"Name": name})
self.assertEqual(create.status_code, 201, create.text)
self.assertId(create.content)
net = create.json()
self.assertIsInstance(net, dict)
self.assertNotEqual(net["Id"], name)
ident = net["Id"]
ls = requests.get(self.podman_url + "/v1.40/networks")
self.assertEqual(ls.status_code, 200, ls.text)
networks = ls.json()
self.assertIsInstance(networks, list)
found = False
for net in networks:
if net["Name"] == name:
found = True
break
self.assertTrue(found, f"Network '{name}' not found")
inspect = requests.get(self.podman_url + f"/v1.40/networks/{ident}")
self.assertEqual(inspect.status_code, 200, inspect.text)
self.assertIsInstance(inspect.json(), dict)
inspect = requests.delete(self.podman_url + f"/v1.40/networks/{ident}")
self.assertEqual(inspect.status_code, 204, inspect.text)
inspect = requests.get(self.podman_url + f"/v1.40/networks/{ident}")
self.assertEqual(inspect.status_code, 404, inspect.text)
# network prune
prune_name = f"Network_{random.getrandbits(160):x}"
prune_create = requests.post(
self.podman_url + "/v1.40/networks/create", json={"Name": prune_name}
)
self.assertEqual(create.status_code, 201, prune_create.text)
prune = requests.post(self.podman_url + "/v1.40/networks/prune")
self.assertEqual(prune.status_code, 200, prune.text)
self.assertTrue(prune_name in prune.json()["NetworksDeleted"])
if __name__ == "__main__":
unittest.main()
|
