1
0
mirror of https://github.com/thib8956/nginx-proxy synced 2024-11-27 22:36:30 +00:00
nginx-proxy/test/test_ssl/test_dhparam.py

94 lines
3.3 KiB
Python

import re
import subprocess
import backoff
import docker
import pytest
docker_client = docker.from_env()
###############################################################################
#
# Tests helpers
#
###############################################################################
@backoff.on_exception(backoff.constant, AssertionError, interval=2, max_tries=15, jitter=None)
def assert_log_contains(expected_log_line):
"""
Check that the nginx-proxy container log contains a given string.
The backoff decorator will retry the check 15 times with a 2 seconds delay.
:param expected_log_line: string to search for
:return: None
:raises: AssertError if the expected string is not found in the log
"""
sut_container = docker_client.containers.get("nginxproxy")
docker_logs = sut_container.logs(stdout=True, stderr=True, stream=False, follow=False)
assert expected_log_line in docker_logs
def require_openssl(required_version):
"""
This function checks that the required version of OpenSSL is present, and skips the test if not.
Use it as a test function decorator:
@require_openssl("2.3.4")
def test_something():
...
:param required_version: minimal required version as a string: "1.2.3"
"""
def versiontuple(v):
clean_v = re.sub("[^\d\.]", "", v)
return tuple(map(int, (clean_v.split("."))))
try:
command_output = subprocess.check_output(["openssl", "version"])
except OSError:
return pytest.mark.skip("openssl command is not available in test environment")
else:
if not command_output:
raise Exception("Could not get openssl version")
openssl_version = command_output.split()[1]
return pytest.mark.skipif(
versiontuple(openssl_version) < versiontuple(required_version),
reason="openssl v%s is less than required version %s" % (openssl_version, required_version))
###############################################################################
#
# Tests
#
###############################################################################
def test_dhparam_is_not_generated_if_present(docker_compose):
sut_container = docker_client.containers.get("nginxproxy")
assert sut_container.status == "running"
assert_log_contains("Custom dhparam.pem file found, generation skipped")
# Make sure the dhparam in use is not the default, pre-generated one
default_checksum = sut_container.exec_run("md5sum /app/dhparam.pem.default").split()
current_checksum = sut_container.exec_run("md5sum /etc/nginx/dhparam/dhparam.pem").split()
assert default_checksum[0] != current_checksum[0]
def test_web5_https_works(docker_compose, nginxproxy):
r = nginxproxy.get("https://web5.nginx-proxy.tld/port", allow_redirects=False)
assert r.status_code == 200
assert "answer from port 85\n" in r.text
@require_openssl("1.0.2")
def test_web5_dhparam_is_used(docker_compose):
sut_container = docker_client.containers.get("nginxproxy")
assert sut_container.status == "running"
host = "%s:443" % sut_container.attrs["NetworkSettings"]["IPAddress"]
r = subprocess.check_output(
"echo '' | openssl s_client -connect %s -cipher 'EDH' | grep 'Server Temp Key'" % host, shell=True)
assert "Server Temp Key: DH, 2048 bits\n" == r