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238 lines
8.9 KiB
Python
238 lines
8.9 KiB
Python
import os
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import json
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import shutil
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import responses
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from coincurve import PrivateKey
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import common.cryptographer
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from common.logger import Logger
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from common.tools import compute_locator
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from common.appointment import Appointment
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from common.cryptographer import Cryptographer
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from common.blob import Blob
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import apps.cli.teos_cli as teos_cli
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from test.apps.cli.unit.conftest import get_random_value_hex
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common.cryptographer.logger = Logger(actor="Cryptographer", log_name_prefix=teos_cli.LOG_PREFIX)
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# dummy keys for the tests
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dummy_sk = PrivateKey()
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dummy_pk = dummy_sk.public_key
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another_sk = PrivateKey()
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# Replace the key in the module with a key we control for the tests
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teos_cli.teos_public_key = dummy_pk
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# Replace endpoint with dummy one
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teos_cli.teos_api_server = "https://dummy.com"
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teos_cli.teos_api_port = 12345
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teos_endpoint = "{}:{}/".format(teos_cli.teos_api_server, teos_cli.teos_api_port)
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dummy_appointment_request = {
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"tx": get_random_value_hex(192),
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"tx_id": get_random_value_hex(32),
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"start_time": 1500,
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"end_time": 50000,
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"to_self_delay": 200,
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}
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# This is the format appointment turns into once it hits "add_appointment"
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dummy_appointment_full = {
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"locator": compute_locator(dummy_appointment_request.get("tx_id")),
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"start_time": dummy_appointment_request.get("start_time"),
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"end_time": dummy_appointment_request.get("end_time"),
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"to_self_delay": dummy_appointment_request.get("to_self_delay"),
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"encrypted_blob": Cryptographer.encrypt(
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Blob(dummy_appointment_request.get("tx")), dummy_appointment_request.get("tx_id")
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),
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}
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dummy_appointment = Appointment.from_dict(dummy_appointment_full)
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def load_dummy_keys(*args):
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return dummy_pk, dummy_sk, dummy_pk.format(compressed=True)
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def get_dummy_signature(*args):
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return Cryptographer.sign(dummy_appointment.serialize(), dummy_sk)
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def get_bad_signature(*args):
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return Cryptographer.sign(dummy_appointment.serialize(), another_sk)
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def test_load_keys():
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# Let's first create a private key and public key files
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private_key_file_path = "sk_test_file"
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public_key_file_path = "pk_test_file"
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empty_file_path = "empty_file"
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with open(private_key_file_path, "wb") as f:
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f.write(dummy_sk.to_der())
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with open(public_key_file_path, "wb") as f:
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f.write(dummy_pk.format(compressed=True))
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with open(empty_file_path, "wb") as f:
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pass
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# Now we can test the function passing the using this files (we'll use the same pk for both)
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r = teos_cli.load_keys(public_key_file_path, private_key_file_path, public_key_file_path)
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assert isinstance(r, tuple)
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assert len(r) == 3
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# If any param does not match we should get None as result
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assert teos_cli.load_keys(None, private_key_file_path, public_key_file_path) is None
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assert teos_cli.load_keys(public_key_file_path, None, public_key_file_path) is None
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assert teos_cli.load_keys(public_key_file_path, private_key_file_path, None) is None
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# The same should happen if we pass a public key where a private should be, for instance
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assert teos_cli.load_keys(private_key_file_path, public_key_file_path, private_key_file_path) is None
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# Same if any of the files is empty
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assert teos_cli.load_keys(empty_file_path, private_key_file_path, public_key_file_path) is None
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assert teos_cli.load_keys(public_key_file_path, empty_file_path, public_key_file_path) is None
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assert teos_cli.load_keys(public_key_file_path, private_key_file_path, empty_file_path) is None
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os.remove(private_key_file_path)
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os.remove(public_key_file_path)
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os.remove(empty_file_path)
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# TODO: 90-add-more-add-appointment-tests
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@responses.activate
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def test_add_appointment(monkeypatch):
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# Simulate a request to add_appointment for dummy_appointment, make sure that the right endpoint is requested
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# and the return value is True
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monkeypatch.setattr(teos_cli, "load_keys", load_dummy_keys)
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response = {"locator": dummy_appointment.locator, "signature": get_dummy_signature()}
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responses.add(responses.POST, teos_endpoint, json=response, status=200)
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result = teos_cli.add_appointment([json.dumps(dummy_appointment_request)])
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assert len(responses.calls) == 1
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assert responses.calls[0].request.url == teos_endpoint
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assert result
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@responses.activate
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def test_add_appointment_with_invalid_signature(monkeypatch):
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# Simulate a request to add_appointment for dummy_appointment, but sign with a different key,
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# make sure that the right endpoint is requested, but the return value is False
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# Make sure the test uses the bad dummy signature
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monkeypatch.setattr(teos_cli, "load_keys", load_dummy_keys)
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response = {
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"locator": dummy_appointment.to_dict()["locator"],
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"signature": get_bad_signature(), # Sign with a bad key
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}
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responses.add(responses.POST, teos_endpoint, json=response, status=200)
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result = teos_cli.add_appointment([json.dumps(dummy_appointment_request)])
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assert result is False
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def test_parse_add_appointment_args():
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# If no args are passed, function should fail.
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appt_data = teos_cli.parse_add_appointment_args(None)
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assert not appt_data
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# If file doesn't exist, function should fail.
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appt_data = teos_cli.parse_add_appointment_args(["-f", "nonexistent_file"])
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assert not appt_data
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# If file exists and has data in it, function should work.
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with open("appt_test_file", "w") as f:
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json.dump(dummy_appointment_request, f)
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appt_data = teos_cli.parse_add_appointment_args(["-f", "appt_test_file"])
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assert appt_data
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os.remove("appt_test_file")
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# If appointment json is passed in, function should work.
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appt_data = teos_cli.parse_add_appointment_args([json.dumps(dummy_appointment_request)])
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assert appt_data
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@responses.activate
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def test_post_appointment():
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response = {
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"locator": dummy_appointment.to_dict()["locator"],
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"signature": Cryptographer.sign(dummy_appointment.serialize(), dummy_pk),
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}
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responses.add(responses.POST, teos_endpoint, json=response, status=200)
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response = teos_cli.post_appointment(json.dumps(dummy_appointment_request))
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assert len(responses.calls) == 1
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assert responses.calls[0].request.url == teos_endpoint
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assert response
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@responses.activate
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def test_process_post_appointment_response():
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# Let's first crete a response
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response = {
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"locator": dummy_appointment.to_dict()["locator"],
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"signature": Cryptographer.sign(dummy_appointment.serialize(), dummy_pk),
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}
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# A 200 OK with a correct json response should return the json of the response
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responses.add(responses.POST, teos_endpoint, json=response, status=200)
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r = teos_cli.post_appointment(json.dumps(dummy_appointment_request))
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assert teos_cli.process_post_appointment_response(r) == r.json()
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# If we modify the response code tor a rejection (lets say 404) we should get None
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responses.replace(responses.POST, teos_endpoint, json=response, status=404)
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r = teos_cli.post_appointment(json.dumps(dummy_appointment_request))
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assert teos_cli.process_post_appointment_response(r) is None
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# The same should happen if the response is not in json
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responses.replace(responses.POST, teos_endpoint, status=404)
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r = teos_cli.post_appointment(json.dumps(dummy_appointment_request))
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assert teos_cli.process_post_appointment_response(r) is None
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def test_save_appointment_receipt(monkeypatch):
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appointments_folder = "test_appointments_receipts"
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teos_cli.config["APPOINTMENTS_FOLDER_NAME"] = appointments_folder
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# The functions creates a new directory if it does not exist
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assert not os.path.exists(appointments_folder)
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teos_cli.save_appointment_receipt(dummy_appointment.to_dict(), get_dummy_signature())
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assert os.path.exists(appointments_folder)
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# Check that the receipt has been saved by checking the file names
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files = os.listdir(appointments_folder)
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assert any([dummy_appointment.locator in f for f in files])
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shutil.rmtree(appointments_folder)
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@responses.activate
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def test_get_appointment():
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# Response of get_appointment endpoint is an appointment with status added to it.
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dummy_appointment_full["status"] = "being_watched"
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response = dummy_appointment_full
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request_url = "{}get_appointment?locator={}".format(teos_endpoint, response.get("locator"))
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responses.add(responses.GET, request_url, json=response, status=200)
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result = teos_cli.get_appointment(response.get("locator"))
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assert len(responses.calls) == 1
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assert responses.calls[0].request.url == request_url
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assert result.get("locator") == response.get("locator")
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@responses.activate
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def test_get_appointment_err():
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locator = get_random_value_hex(16)
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# Test that get_appointment handles a connection error appropriately.
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request_url = "{}get_appointment?locator=".format(teos_endpoint, locator)
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responses.add(responses.GET, request_url, body=ConnectionError())
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assert not teos_cli.get_appointment(locator)
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