gpg-lacre/test/e2e_test.py

158 lines
5.2 KiB
Python

#
# gpg-mailgate
#
# This file is part of the gpg-mailgate source code.
#
# gpg-mailgate is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# gpg-mailgate source code is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with gpg-mailgate source code. If not, see <http://www.gnu.org/licenses/>.
#
import os
import sys
import subprocess
import difflib
import configparser
import logging
from time import sleep
RELAY_SCRIPT = "test/relay.py"
CONFIG_FILE = "test/gpg-mailgate.conf"
def build_config(config):
cp = configparser.ConfigParser()
cp.add_section("logging")
cp.set("logging", "file", config["log_file"])
cp.set("logging", "verbose", "yes")
cp.add_section("gpg")
cp.set("gpg", "keyhome", config["gpg_keyhome"])
cp.add_section("smime")
cp.set("smime", "cert_path", config["smime_certpath"])
cp.add_section("relay")
cp.set("relay", "host", "localhost")
cp.set("relay", "port", config["port"])
cp.add_section("enc_keymap")
cp.set("enc_keymap", "alice@disposlab", "1CD245308F0963D038E88357973CF4D9387C44D7")
cp.set("enc_keymap", "bob@disposlab", "19CF4B47ECC9C47AFA84D4BD96F39FDA0E31BB67")
logging.debug(f"Created config with keyhome={config['gpg_keyhome']}, cert_path={config['smime_certpath']} and relay at port {config['port']}")
return cp
def write_test_config(outfile, **config):
logging.debug(f"Generating configuration with {config!r}")
out = open(outfile, "w+")
cp = build_config(config)
cp.write(out)
out.close()
logging.debug(f"Wrote configuration to {outfile}")
def load_file(name):
f = open(name, 'r')
contents = f.read()
f.close()
return bytes(contents, 'utf-8')
def report_result(message_file, expected, test_output):
status = None
if expected in test_output:
status = "Success"
else:
status = "Failure"
print(message_file.ljust(30), status)
def execute_e2e_test(case_name, config, config_path):
"""Read test case configuration from config and run that test case.
Parameter case_name should refer to a section in test
config file. Each of these sections should contain
following properties: 'descr', 'to', 'in' and 'out'.
"""
# This environment variable is set in Makefile.
python_path = os.getenv('PYTHON', 'python3')
gpglacre_cmd = [python_path,
"gpg-mailgate.py",
config.get(case_name, "to")]
relay_cmd = [python_path,
config.get("relay", "script"),
config.get("relay", "port")]
logging.debug(f"Spawning relay: {relay_cmd}")
relay_proc = subprocess.Popen(relay_cmd,
stdin = None,
stdout = subprocess.PIPE)
logging.debug(f"Spawning GPG-Lacre: {gpglacre_cmd}, stdin = {config.get(case_name, 'in')}")
# pass PATH because otherwise it would be dropped
gpglacre_proc = subprocess.run(gpglacre_cmd,
input = load_file(config.get(case_name, "in")),
capture_output = True,
env = {"GPG_MAILGATE_CONFIG": config_path,
"PATH": os.getenv("PATH")})
# Let the relay process the data.
relay_proc.wait()
(testout, _) = relay_proc.communicate()
testout = testout.decode('utf-8')
logging.debug(f"Read {len(testout)} characters of test output: '{testout}'")
report_result(config.get(case_name, "in"), config.get(case_name, "out"), testout)
def load_test_config():
cp = configparser.ConfigParser()
cp.read("test/e2e.ini")
return cp
config = load_test_config()
logging.basicConfig(filename = config.get("tests", "e2e_log"),
# Get raw values of log and date formats because they
# contain %-sequences and we don't want them to be expanded
# by the ConfigParser.
format = config.get("tests", "e2e_log_format", raw=True),
datefmt = config.get("tests", "e2e_log_datefmt", raw=True),
level = logging.DEBUG)
config_path = os.getcwd() + "/" + CONFIG_FILE
write_test_config(config_path,
port = config.get("relay", "port"),
gpg_keyhome = config.get("dirs", "keys"),
smime_certpath = config.get("dirs", "certs"),
log_file = config.get("tests", "lacre_log"))
for case_no in range(1, config.getint("tests", "cases")+1):
case_name = f"case-{case_no}"
logging.info(f"Executing {case_name}: {config.get(case_name, 'descr')}")
execute_e2e_test(case_name, config, config_path)
print("See diagnostic output for details. Tests: '%s', Lacre: '%s'" % (config.get("tests", "e2e_log"), config.get("tests", "lacre_log")))