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-rw-r--r--test/python/docker/compat/test_containers.py232
1 files changed, 96 insertions, 136 deletions
diff --git a/test/python/docker/compat/test_containers.py b/test/python/docker/compat/test_containers.py
index d14c09fc1..c0b6c9abe 100644
--- a/test/python/docker/compat/test_containers.py
+++ b/test/python/docker/compat/test_containers.py
@@ -1,111 +1,56 @@
+"""
+Integration tests for exercising docker-py against Podman Service.
+"""
import io
-import subprocess
-import sys
-import time
-import unittest
-from typing import IO, Optional, List
+import tarfile
+from typing import IO, List, Optional
-from docker import DockerClient, errors
+from docker import errors
from docker.models.containers import Container
from docker.models.images import Image
from docker.models.volumes import Volume
from docker.types import Mount
-from test.python.docker import Podman
+# pylint: disable=no-name-in-module,import-error,wrong-import-order
from test.python.docker.compat import common, constant
-import tarfile
-
-
-class TestContainers(unittest.TestCase):
- podman = None # initialized podman configuration for tests
- service = None # podman service instance
- topContainerId = ""
-
- def setUp(self):
- super().setUp()
- self.client = DockerClient(base_url="tcp://127.0.0.1:8080", timeout=15)
- TestContainers.podman.restore_image_from_cache(self.client)
- TestContainers.topContainerId = common.run_top_container(self.client)
- self.assertIsNotNone(TestContainers.topContainerId)
-
- def tearDown(self):
- common.remove_all_containers(self.client)
- common.remove_all_images(self.client)
- self.client.close()
- return super().tearDown()
-
- @classmethod
- def setUpClass(cls):
- super().setUpClass()
- TestContainers.podman = Podman()
- TestContainers.service = TestContainers.podman.open(
- "system", "service", "tcp:127.0.0.1:8080", "--time=0"
- )
- # give the service some time to be ready...
- time.sleep(2)
-
- rc = TestContainers.service.poll()
- if rc is not None:
- raise subprocess.CalledProcessError(rc, "podman system service")
- @classmethod
- def tearDownClass(cls):
- TestContainers.service.terminate()
- stdout, stderr = TestContainers.service.communicate(timeout=0.5)
- if stdout:
- sys.stdout.write("\nContainers Service Stdout:\n" + stdout.decode("utf-8"))
- if stderr:
- sys.stderr.write("\nContainers Service Stderr:\n" + stderr.decode("utf-8"))
-
- TestContainers.podman.tear_down()
- return super().tearDownClass()
+# pylint: disable=missing-function-docstring
+class TestContainers(common.DockerTestCase):
+ """TestCase for exercising containers."""
def test_create_container(self):
- # Run a container with detach mode
- self.client.containers.create(image="alpine", detach=True)
- self.assertEqual(len(self.client.containers.list(all=True)), 2)
+ """Run a container with detach mode."""
+ self.docker.containers.create(image="alpine", detach=True)
+ self.assertEqual(len(self.docker.containers.list(all=True)), 2)
def test_create_network(self):
- net = self.client.networks.create("testNetwork", driver="bridge")
- ctnr = self.client.containers.create(image="alpine", detach=True)
-
- # TODO fix when ready
- # This test will not work until all connect|disconnect
- # code is fixed.
- # net.connect(ctnr)
-
- # nets = self.client.networks.list(greedy=True)
- # self.assertGreaterEqual(len(nets), 1)
-
- # TODO fix endpoint to include containers
- # for n in nets:
- # if n.id == "testNetwork":
- # self.assertEqual(ctnr.id, n.containers)
- # self.assertTrue(False, "testNetwork not found")
+ """Add network to a container."""
+ self.docker.networks.create("testNetwork", driver="bridge")
+ self.docker.containers.create(image="alpine", detach=True)
def test_start_container(self):
# Podman docs says it should give a 304 but returns with no response
# # Start a already started container should return 304
- # response = self.client.api.start(container=TestContainers.topContainerId)
+ # response = self.docker.api.start(container=self.top_container_id)
# self.assertEqual(error.exception.response.status_code, 304)
# Create a new container and validate the count
- self.client.containers.create(image=constant.ALPINE, name="container2")
- containers = self.client.containers.list(all=True)
+ self.docker.containers.create(image=constant.ALPINE, name="container2")
+ containers = self.docker.containers.list(all=True)
self.assertEqual(len(containers), 2)
def test_start_container_with_random_port_bind(self):
- container = self.client.containers.create(
+ container = self.docker.containers.create(
image=constant.ALPINE,
name="containerWithRandomBind",
ports={"1234/tcp": None},
)
- containers = self.client.containers.list(all=True)
+ containers = self.docker.containers.list(all=True)
self.assertTrue(container in containers)
def test_stop_container(self):
- top = self.client.containers.get(TestContainers.topContainerId)
+ top = self.docker.containers.get(self.top_container_id)
self.assertEqual(top.status, "running")
# Stop a running container and validate the state
@@ -114,7 +59,7 @@ class TestContainers(unittest.TestCase):
self.assertIn(top.status, ("stopped", "exited"))
def test_kill_container(self):
- top = self.client.containers.get(TestContainers.topContainerId)
+ top = self.docker.containers.get(self.top_container_id)
self.assertEqual(top.status, "running")
# Kill a running container and validate the state
@@ -124,7 +69,7 @@ class TestContainers(unittest.TestCase):
def test_restart_container(self):
# Validate the container state
- top = self.client.containers.get(TestContainers.topContainerId)
+ top = self.docker.containers.get(self.top_container_id)
top.stop()
top.reload()
self.assertIn(top.status, ("stopped", "exited"))
@@ -136,16 +81,16 @@ class TestContainers(unittest.TestCase):
def test_remove_container(self):
# Remove container by ID with force
- top = self.client.containers.get(TestContainers.topContainerId)
+ top = self.docker.containers.get(self.top_container_id)
top.remove(force=True)
- self.assertEqual(len(self.client.containers.list()), 0)
+ self.assertEqual(len(self.docker.containers.list()), 0)
def test_remove_container_without_force(self):
# Validate current container count
- self.assertEqual(len(self.client.containers.list()), 1)
+ self.assertEqual(len(self.docker.containers.list()), 1)
# Remove running container should throw error
- top = self.client.containers.get(TestContainers.topContainerId)
+ top = self.docker.containers.get(self.top_container_id)
with self.assertRaises(errors.APIError) as error:
top.remove()
self.assertEqual(error.exception.response.status_code, 500)
@@ -153,11 +98,11 @@ class TestContainers(unittest.TestCase):
# Remove container by ID without force
top.stop()
top.remove()
- self.assertEqual(len(self.client.containers.list()), 0)
+ self.assertEqual(len(self.docker.containers.list()), 0)
def test_pause_container(self):
# Validate the container state
- top = self.client.containers.get(TestContainers.topContainerId)
+ top = self.docker.containers.get(self.top_container_id)
self.assertEqual(top.status, "running")
# Pause a running container and validate the state
@@ -167,7 +112,7 @@ class TestContainers(unittest.TestCase):
def test_pause_stopped_container(self):
# Stop the container
- top = self.client.containers.get(TestContainers.topContainerId)
+ top = self.docker.containers.get(self.top_container_id)
top.stop()
# Pause exited container should throw error
@@ -176,7 +121,7 @@ class TestContainers(unittest.TestCase):
self.assertEqual(error.exception.response.status_code, 500)
def test_unpause_container(self):
- top = self.client.containers.get(TestContainers.topContainerId)
+ top = self.docker.containers.get(self.top_container_id)
# Validate the container state
top.pause()
@@ -190,21 +135,21 @@ class TestContainers(unittest.TestCase):
def test_list_container(self):
# Add container and validate the count
- self.client.containers.create(image="alpine", detach=True)
- containers = self.client.containers.list(all=True)
+ self.docker.containers.create(image="alpine", detach=True)
+ containers = self.docker.containers.list(all=True)
self.assertEqual(len(containers), 2)
def test_filters(self):
self.skipTest("TODO Endpoint does not yet support filters")
# List container with filter by id
- filters = {"id": TestContainers.topContainerId}
- ctnrs = self.client.containers.list(all=True, filters=filters)
+ filters = {"id": self.top_container_id}
+ ctnrs = self.docker.containers.list(all=True, filters=filters)
self.assertEqual(len(ctnrs), 1)
# List container with filter by name
filters = {"name": "top"}
- ctnrs = self.client.containers.list(all=True, filters=filters)
+ ctnrs = self.docker.containers.list(all=True, filters=filters)
self.assertEqual(len(ctnrs), 1)
def test_copy_to_container(self):
@@ -212,31 +157,33 @@ class TestContainers(unittest.TestCase):
vol: Optional[Volume] = None
try:
test_file_content = b"Hello World!"
- vol = self.client.volumes.create("test-volume")
- ctr = self.client.containers.create(image="alpine",
- detach=True,
- command="top",
- volumes=["test-volume:/test-volume-read-only:ro"])
+ vol = self.docker.volumes.create("test-volume")
+ ctr = self.docker.containers.create(
+ image="alpine",
+ detach=True,
+ command="top",
+ volumes=["test-volume:/test-volume-read-only:ro"],
+ )
ctr.start()
buff: IO[bytes] = io.BytesIO()
- with tarfile.open(fileobj=buff, mode="w:") as tf:
- ti: tarfile.TarInfo = tarfile.TarInfo()
- ti.uid = 1042
- ti.gid = 1043
- ti.name = "a.txt"
- ti.path = "a.txt"
- ti.mode = 0o644
- ti.type = tarfile.REGTYPE
- ti.size = len(test_file_content)
- tf.addfile(ti, fileobj=io.BytesIO(test_file_content))
+ with tarfile.open(fileobj=buff, mode="w:") as file:
+ info: tarfile.TarInfo = tarfile.TarInfo()
+ info.uid = 1042
+ info.gid = 1043
+ info.name = "a.txt"
+ info.path = "a.txt"
+ info.mode = 0o644
+ info.type = tarfile.REGTYPE
+ info.size = len(test_file_content)
+ file.addfile(info, fileobj=io.BytesIO(test_file_content))
buff.seek(0)
ctr.put_archive("/tmp/", buff)
ret, out = ctr.exec_run(["stat", "-c", "%u:%g", "/tmp/a.txt"])
self.assertEqual(ret, 0)
- self.assertEqual(out.rstrip(), b'1042:1043', "UID/GID of copied file")
+ self.assertEqual(out.rstrip(), b"1042:1043", "UID/GID of copied file")
ret, out = ctr.exec_run(["cat", "/tmp/a.txt"])
self.assertEqual(ret, 0)
@@ -253,48 +200,61 @@ class TestContainers(unittest.TestCase):
vol.remove(force=True)
def test_mount_preexisting_dir(self):
- dockerfile = (B'FROM quay.io/libpod/alpine:latest\n'
- B'USER root\n'
- B'RUN mkdir -p /workspace\n'
- B'RUN chown 1042:1043 /workspace')
+ dockerfile = (
+ b"FROM quay.io/libpod/alpine:latest\n"
+ b"USER root\n"
+ b"RUN mkdir -p /workspace\n"
+ b"RUN chown 1042:1043 /workspace"
+ )
img: Image
- img, out = self.client.images.build(fileobj=io.BytesIO(dockerfile))
- ctr: Container = self.client.containers.create(image=img.id, detach=True, command="top",
- volumes=["test_mount_preexisting_dir_vol:/workspace"])
+ img, out = self.docker.images.build(fileobj=io.BytesIO(dockerfile))
+ ctr: Container = self.docker.containers.create(
+ image=img.id,
+ detach=True,
+ command="top",
+ volumes=["test_mount_preexisting_dir_vol:/workspace"],
+ )
ctr.start()
- ret, out = ctr.exec_run(["stat", "-c", "%u:%g", "/workspace"])
- self.assertEqual(out.rstrip(), b'1042:1043', "UID/GID set in dockerfile")
-
+ _, out = ctr.exec_run(["stat", "-c", "%u:%g", "/workspace"])
+ self.assertEqual(out.rstrip(), b"1042:1043", "UID/GID set in dockerfile")
def test_non_existant_workdir(self):
- dockerfile = (B'FROM quay.io/libpod/alpine:latest\n'
- B'USER root\n'
- B'WORKDIR /workspace/scratch\n'
- B'RUN touch test')
+ dockerfile = (
+ b"FROM quay.io/libpod/alpine:latest\n"
+ b"USER root\n"
+ b"WORKDIR /workspace/scratch\n"
+ b"RUN touch test"
+ )
img: Image
- img, out = self.client.images.build(fileobj=io.BytesIO(dockerfile))
- ctr: Container = self.client.containers.create(image=img.id, detach=True, command="top",
- volumes=["test_non_existant_workdir:/workspace"])
+ img, _ = self.docker.images.build(fileobj=io.BytesIO(dockerfile))
+ ctr: Container = self.docker.containers.create(
+ image=img.id,
+ detach=True,
+ command="top",
+ volumes=["test_non_existant_workdir:/workspace"],
+ )
ctr.start()
- ret, out = ctr.exec_run(["stat", "/workspace/scratch/test"])
+ ret, _ = ctr.exec_run(["stat", "/workspace/scratch/test"])
self.assertEqual(ret, 0, "Working directory created if it doesn't exist")
def test_mount_rw_by_default(self):
ctr: Optional[Container] = None
vol: Optional[Volume] = None
+
try:
- vol = self.client.volumes.create("test-volume")
- ctr = self.client.containers.create(image="alpine",
- detach=True,
- command="top",
- mounts=[Mount(target="/vol-mnt",
- source="test-volume",
- type='volume',
- read_only=False)])
- ctr_inspect = self.client.api.inspect_container(ctr.id)
+ vol = self.docker.volumes.create("test-volume")
+ ctr = self.docker.containers.create(
+ image="alpine",
+ detach=True,
+ command="top",
+ mounts=[
+ Mount(target="/vol-mnt", source="test-volume", type="volume", read_only=False)
+ ],
+ )
+ ctr_inspect = self.docker.api.inspect_container(ctr.id)
binds: List[str] = ctr_inspect["HostConfig"]["Binds"]
self.assertEqual(len(binds), 1)
- self.assertEqual(binds[0], 'test-volume:/vol-mnt:rw,rprivate,nosuid,nodev,rbind')
+ self.assertEqual(binds[0], "test-volume:/vol-mnt:rw,rprivate,nosuid,nodev,rbind")
finally:
if ctr is not None:
ctr.remove()