podman-compose/tests/integration/test_podman_compose_build_ulimits.py

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# SPDX-License-Identifier: GPL-2.0
"""Test how ulimits are applied in podman-compose build."""
import os
import subprocess
import unittest
from .test_podman_compose import podman_compose_path
from .test_podman_compose import test_path
def compose_yaml_path():
""" "Returns the path to the compose file used for this test module"""
return os.path.join(test_path(), "ulimit_build")
class TestComposeBuildUlimits(unittest.TestCase):
def test_build_ulimits_ulimit1(self):
"""podman build should receive and apply limits when building service ulimit1"""
cmd = (
"coverage",
"run",
podman_compose_path(),
"--verbose",
"-f",
os.path.join(compose_yaml_path(), "docker-compose.yaml"),
"build",
"--no-cache",
"ulimit1",
)
p = subprocess.run(
cmd, stdout=subprocess.PIPE, check=False, stderr=subprocess.STDOUT, text=True
)
self.assertEqual(p.returncode, 0)
self.assertIn("--ulimit nofile=1001", p.stdout)
self.assertIn("soft nofile limit: 1001", p.stdout)
self.assertIn("hard nofile limit: 1001", p.stdout)
def test_build_ulimits_ulimit2(self):
"""podman build should receive and apply limits when building service ulimit2"""
cmd = (
"coverage",
"run",
podman_compose_path(),
"--verbose",
"-f",
os.path.join(compose_yaml_path(), "docker-compose.yaml"),
"build",
"--no-cache",
"ulimit2",
)
p = subprocess.run(
cmd, stdout=subprocess.PIPE, check=False, stderr=subprocess.STDOUT, text=True
)
self.assertEqual(p.returncode, 0)
self.assertIn("--ulimit nofile=1002", p.stdout)
self.assertIn("--ulimit nproc=1002:2002", p.stdout)
self.assertIn("soft process limit: 1002", p.stdout)
self.assertIn("hard process limit: 2002", p.stdout)
self.assertIn("soft nofile limit: 1002", p.stdout)
self.assertIn("hard nofile limit: 1002", p.stdout)
def test_build_ulimits_ulimit3(self):
"""podman build should receive and apply limits when building service ulimit3"""
cmd = (
"coverage",
"run",
podman_compose_path(),
"--verbose",
"-f",
os.path.join(compose_yaml_path(), "docker-compose.yaml"),
"build",
"--no-cache",
"ulimit3",
)
p = subprocess.run(
cmd, stdout=subprocess.PIPE, check=False, stderr=subprocess.STDOUT, text=True
)
self.assertEqual(p.returncode, 0)
self.assertIn("--ulimit nofile=1003", p.stdout)
self.assertIn("--ulimit nproc=1003:2003", p.stdout)
self.assertIn("soft process limit: 1003", p.stdout)
self.assertIn("hard process limit: 2003", p.stdout)
self.assertIn("soft nofile limit: 1003", p.stdout)
self.assertIn("hard nofile limit: 1003", p.stdout)