mirror of
https://github.com/containers/podman.git
synced 2025-05-23 10:07:33 +08:00
cbda62d1be
Returning 500 when copying to read-only destination. Signed-off-by: Matej Vasek <mvasek@redhat.com>
280 lines
10 KiB
Python
280 lines
10 KiB
Python
import io
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import subprocess
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import sys
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import time
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import unittest
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from typing import IO, Optional
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from docker import DockerClient, errors
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from docker.models.containers import Container
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from docker.models.images import Image
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from docker.models.volumes import Volume
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from test.python.docker import Podman
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from test.python.docker.compat import common, constant
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import tarfile
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class TestContainers(unittest.TestCase):
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podman = None # initialized podman configuration for tests
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service = None # podman service instance
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topContainerId = ""
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def setUp(self):
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super().setUp()
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self.client = DockerClient(base_url="tcp://127.0.0.1:8080", timeout=15)
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TestContainers.podman.restore_image_from_cache(self.client)
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TestContainers.topContainerId = common.run_top_container(self.client)
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self.assertIsNotNone(TestContainers.topContainerId)
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def tearDown(self):
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common.remove_all_containers(self.client)
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common.remove_all_images(self.client)
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self.client.close()
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return super().tearDown()
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@classmethod
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def setUpClass(cls):
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super().setUpClass()
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TestContainers.podman = Podman()
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TestContainers.service = TestContainers.podman.open(
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"system", "service", "tcp:127.0.0.1:8080", "--time=0"
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)
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# give the service some time to be ready...
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time.sleep(2)
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rc = TestContainers.service.poll()
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if rc is not None:
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raise subprocess.CalledProcessError(rc, "podman system service")
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@classmethod
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def tearDownClass(cls):
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TestContainers.service.terminate()
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stdout, stderr = TestContainers.service.communicate(timeout=0.5)
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if stdout:
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sys.stdout.write("\nContainers Service Stdout:\n" + stdout.decode("utf-8"))
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if stderr:
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sys.stderr.write("\nContainers Service Stderr:\n" + stderr.decode("utf-8"))
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TestContainers.podman.tear_down()
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return super().tearDownClass()
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def test_create_container(self):
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# Run a container with detach mode
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self.client.containers.create(image="alpine", detach=True)
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self.assertEqual(len(self.client.containers.list(all=True)), 2)
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def test_create_network(self):
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net = self.client.networks.create("testNetwork", driver="bridge")
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ctnr = self.client.containers.create(image="alpine", detach=True)
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# TODO fix when ready
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# This test will not work until all connect|disconnect
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# code is fixed.
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# net.connect(ctnr)
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# nets = self.client.networks.list(greedy=True)
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# self.assertGreaterEqual(len(nets), 1)
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# TODO fix endpoint to include containers
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# for n in nets:
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# if n.id == "testNetwork":
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# self.assertEqual(ctnr.id, n.containers)
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# self.assertTrue(False, "testNetwork not found")
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def test_start_container(self):
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# Podman docs says it should give a 304 but returns with no response
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# # Start a already started container should return 304
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# response = self.client.api.start(container=TestContainers.topContainerId)
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# self.assertEqual(error.exception.response.status_code, 304)
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# Create a new container and validate the count
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self.client.containers.create(image=constant.ALPINE, name="container2")
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containers = self.client.containers.list(all=True)
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self.assertEqual(len(containers), 2)
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def test_start_container_with_random_port_bind(self):
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container = self.client.containers.create(
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image=constant.ALPINE,
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name="containerWithRandomBind",
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ports={"1234/tcp": None},
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)
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containers = self.client.containers.list(all=True)
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self.assertTrue(container in containers)
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def test_stop_container(self):
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top = self.client.containers.get(TestContainers.topContainerId)
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self.assertEqual(top.status, "running")
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# Stop a running container and validate the state
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top.stop()
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top.reload()
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self.assertIn(top.status, ("stopped", "exited"))
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def test_kill_container(self):
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top = self.client.containers.get(TestContainers.topContainerId)
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self.assertEqual(top.status, "running")
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# Kill a running container and validate the state
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top.kill()
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top.reload()
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self.assertIn(top.status, ("stopped", "exited"))
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def test_restart_container(self):
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# Validate the container state
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top = self.client.containers.get(TestContainers.topContainerId)
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top.stop()
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top.reload()
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self.assertIn(top.status, ("stopped", "exited"))
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# restart a running container and validate the state
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top.restart()
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top.reload()
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self.assertEqual(top.status, "running")
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def test_remove_container(self):
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# Remove container by ID with force
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top = self.client.containers.get(TestContainers.topContainerId)
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top.remove(force=True)
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self.assertEqual(len(self.client.containers.list()), 0)
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def test_remove_container_without_force(self):
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# Validate current container count
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self.assertEqual(len(self.client.containers.list()), 1)
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# Remove running container should throw error
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top = self.client.containers.get(TestContainers.topContainerId)
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with self.assertRaises(errors.APIError) as error:
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top.remove()
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self.assertEqual(error.exception.response.status_code, 500)
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# Remove container by ID without force
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top.stop()
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top.remove()
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self.assertEqual(len(self.client.containers.list()), 0)
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def test_pause_container(self):
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# Validate the container state
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top = self.client.containers.get(TestContainers.topContainerId)
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self.assertEqual(top.status, "running")
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# Pause a running container and validate the state
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top.pause()
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top.reload()
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self.assertEqual(top.status, "paused")
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def test_pause_stopped_container(self):
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# Stop the container
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top = self.client.containers.get(TestContainers.topContainerId)
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top.stop()
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# Pause exited container should throw error
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with self.assertRaises(errors.APIError) as error:
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top.pause()
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self.assertEqual(error.exception.response.status_code, 500)
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def test_unpause_container(self):
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top = self.client.containers.get(TestContainers.topContainerId)
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# Validate the container state
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top.pause()
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top.reload()
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self.assertEqual(top.status, "paused")
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# Pause a running container and validate the state
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top.unpause()
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top.reload()
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self.assertEqual(top.status, "running")
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def test_list_container(self):
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# Add container and validate the count
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self.client.containers.create(image="alpine", detach=True)
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containers = self.client.containers.list(all=True)
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self.assertEqual(len(containers), 2)
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def test_filters(self):
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self.skipTest("TODO Endpoint does not yet support filters")
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# List container with filter by id
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filters = {"id": TestContainers.topContainerId}
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ctnrs = self.client.containers.list(all=True, filters=filters)
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self.assertEqual(len(ctnrs), 1)
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# List container with filter by name
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filters = {"name": "top"}
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ctnrs = self.client.containers.list(all=True, filters=filters)
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self.assertEqual(len(ctnrs), 1)
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def test_copy_to_container(self):
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ctr: Optional[Container] = None
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vol: Optional[Volume] = None
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try:
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test_file_content = b"Hello World!"
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vol = self.client.volumes.create("test-volume")
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ctr = self.client.containers.create(image="alpine",
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detach=True,
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command="top",
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volumes=["test-volume:/test-volume-read-only:ro"])
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ctr.start()
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buff: IO[bytes] = io.BytesIO()
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with tarfile.open(fileobj=buff, mode="w:") as tf:
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ti: tarfile.TarInfo = tarfile.TarInfo()
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ti.uid = 1042
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ti.gid = 1043
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ti.name = "a.txt"
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ti.path = "a.txt"
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ti.mode = 0o644
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ti.type = tarfile.REGTYPE
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ti.size = len(test_file_content)
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tf.addfile(ti, fileobj=io.BytesIO(test_file_content))
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buff.seek(0)
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ctr.put_archive("/tmp/", buff)
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ret, out = ctr.exec_run(["stat", "-c", "%u:%g", "/tmp/a.txt"])
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self.assertEqual(ret, 0)
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self.assertEqual(out.rstrip(), b'1042:1043', "UID/GID of copied file")
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ret, out = ctr.exec_run(["cat", "/tmp/a.txt"])
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self.assertEqual(ret, 0)
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self.assertEqual(out.rstrip(), test_file_content, "Content of copied file")
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buff.seek(0)
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with self.assertRaises(errors.APIError):
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ctr.put_archive("/test-volume-read-only/", buff)
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finally:
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if ctr is not None:
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ctr.stop()
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ctr.remove()
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if vol is not None:
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vol.remove(force=True)
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def test_mount_preexisting_dir(self):
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dockerfile = (B'FROM quay.io/libpod/alpine:latest\n'
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B'USER root\n'
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B'RUN mkdir -p /workspace\n'
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B'RUN chown 1042:1043 /workspace')
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img: Image
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img, out = self.client.images.build(fileobj=io.BytesIO(dockerfile))
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ctr: Container = self.client.containers.create(image=img.id, detach=True, command="top",
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volumes=["test_mount_preexisting_dir_vol:/workspace"])
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ctr.start()
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ret, out = ctr.exec_run(["stat", "-c", "%u:%g", "/workspace"])
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self.assertEqual(out.rstrip(), b'1042:1043', "UID/GID set in dockerfile")
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def test_non_existant_workdir(self):
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dockerfile = (B'FROM quay.io/libpod/alpine:latest\n'
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B'USER root\n'
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B'WORKDIR /workspace/scratch\n'
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B'RUN touch test')
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img: Image
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img, out = self.client.images.build(fileobj=io.BytesIO(dockerfile))
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ctr: Container = self.client.containers.create(image=img.id, detach=True, command="top",
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volumes=["test_non_existant_workdir:/workspace"])
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ctr.start()
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ret, out = ctr.exec_run(["stat", "/workspace/scratch/test"])
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self.assertEqual(ret, 0, "Working directory created if it doesn't exist")
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