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Use function from utils to check secret header value

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This adds a before_request handler to check whether all incoming
requests have the proxy header configured.
This commit is contained in:
Athanasios Voutsadakis
2017-11-14 14:26:00 +00:00
parent 62629e4eae
commit 0f696aa3e8
3 changed files with 34 additions and 203 deletions
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179
tests/app/authentication/test_authentication.py
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@@ -2,17 +2,19 @@ import jwt
import uuid
import time
from datetime import datetime
from tests.conftest import set_config_values
import pytest
import flask
from flask import json, current_app
from freezegun import freeze_time
from notifications_python_client.authentication import create_jwt_token
from notifications_utils.request_helper import check_proxy_header_before_request
from app import api_user
from app.dao.api_key_dao import get_unsigned_secrets, save_model_api_key, get_unsigned_secret, expire_api_key
from app.models import ApiKey, KEY_TYPE_NORMAL
from app.authentication.auth import restrict_ip_sms, AuthError, check_route_secret
from app.authentication.auth import restrict_ip_sms, AuthError
# Test the require_admin_auth and require_auth methods
@@ -374,156 +376,33 @@ def test_allow_valid_ips_bits(restrict_ip_sms_app):
assert response.status_code == 200
@pytest.fixture
def route_secret_app_with_key_1_only():
app = flask.Flask(__name__)
app.config['TESTING'] = True
app.config['ROUTE_SECRET_KEY_1'] = "key_1"
app.config['ROUTE_SECRET_KEY_2'] = ""
app.config['SMS_INBOUND_WHITELIST'] = ['111.111.111.111/32', '200.200.200.0/24']
blueprint = flask.Blueprint('route_secret_app_with_key_1_only', __name__)
def test_route_correct_secret_key(notify_api, client):
with set_config_values(notify_api, {
'ROUTE_SECRET_KEY_1': 'key_1',
'ROUTE_SECRET_KEY_2': '',
'DEBUG': False,
}):
@blueprint.route('/')
def test_endpoint():
return 'OK', 200
blueprint.before_request(check_route_secret)
app.register_blueprint(blueprint)
with app.test_request_context(), app.test_client() as client:
yield client
def test_route_secret_key_1_is_used(route_secret_app_with_key_1_only):
response = route_secret_app_with_key_1_only.get(
path='/',
headers=[
('X-Custom-forwarder', 'key_1'),
]
)
resp_json = json.loads(response.get_data(as_text=True))
assert response.status_code == 200
assert resp_json['key_used'] == 1
# This tests for when we do key rotation when we use both keys
@pytest.fixture
def route_secret_app_both_keys():
app = flask.Flask(__name__)
app.config['TESTING'] = True
app.config['ROUTE_SECRET_KEY_1'] = "key_1"
app.config['ROUTE_SECRET_KEY_2'] = "key_2"
app.config['SMS_INBOUND_WHITELIST'] = ['111.111.111.111/32', '200.200.200.0/24']
blueprint = flask.Blueprint('route_secret_app_both_keys', __name__)
@blueprint.route('/')
def test_endpoint():
return 'OK', 200
blueprint.before_request(check_route_secret)
app.register_blueprint(blueprint)
with app.test_request_context(), app.test_client() as client:
yield client
@pytest.mark.parametrize('secret_header, expected_key_used', [
('key_2', 2),
('key_1', 1)
])
def test_can_use_either_secret_route_key(route_secret_app_both_keys, secret_header, expected_key_used):
print(secret_header)
response = route_secret_app_both_keys.get(
path='/',
headers=[
('X-Custom-forwarder', secret_header),
]
)
resp_json = json.loads(response.get_data(as_text=True))
assert response.status_code == 200
assert resp_json['key_used'] == expected_key_used
@pytest.fixture
def route_secret_app_with_key_2_only():
app = flask.Flask(__name__)
app.config['TESTING'] = True
app.config['ROUTE_SECRET_KEY_1'] = ""
app.config['ROUTE_SECRET_KEY_2'] = "key_2"
app.config['SMS_INBOUND_WHITELIST'] = ['111.111.111.111/32', '200.200.200.0/24']
blueprint = flask.Blueprint('route_secret_app_with_key_2_only', __name__)
@blueprint.route('/')
def test_endpoint():
return 'OK', 200
blueprint.before_request(check_route_secret)
app.register_blueprint(blueprint)
with app.test_request_context(), app.test_client() as client:
yield client
def test_route_secret_key_2_is_used(route_secret_app_with_key_2_only):
response = route_secret_app_with_key_2_only.get(
path='/',
headers=[
('X-Custom-Forwarder', 'key_2'),
]
)
resp_json = json.loads(response.get_data(as_text=True))
assert response.status_code == 200
assert resp_json['key_used'] == 2
# TODO: expected to fail because we have not implement blocking yet
@pytest.mark.parametrize('header_name, secret', [
pytest.mark.xfail(('some-header', 'some-value')),
pytest.mark.xfail(('X-Custom-Forwarder', 'wrong-value')),
])
def test_no_route_secret_raise_403(route_secret_app_with_key_2_only, header_name, secret):
response = route_secret_app_with_key_2_only.get(
path='/',
headers=[
(header_name, secret)
]
)
assert response.status_code == 403
@pytest.fixture
def route_secret_app_with_no_key():
app = flask.Flask(__name__)
app.config['TESTING'] = True
app.config['ROUTE_SECRET_KEY_1'] = ""
app.config['ROUTE_SECRET_KEY_2'] = ""
app.config['SMS_INBOUND_WHITELIST'] = ['111.111.111.111/32', '200.200.200.0/24']
blueprint = flask.Blueprint('route_secret_app_with_no_key', __name__)
@blueprint.route('/')
def test_endpoint():
return 'OK', 200
blueprint.before_request(check_route_secret)
app.register_blueprint(blueprint)
with app.test_request_context(), app.test_client() as client:
yield client
# TODO: expected to fail because we have not implement blocking yet
@pytest.mark.parametrize('secret', [
pytest.mark.xfail('some-header')
])
def test_route_secret_no_key_set_should_fail(route_secret_app_with_no_key, secret):
with pytest.raises(AuthError) as exc_info:
response = route_secret_app_with_no_key.get(
path='/',
response = client.get(
path='/_status',
headers=[
('X-Custom-Forwarder', 'some_value'),
('X-Custom-forwarder', 'key_1'),
]
)
resp_json = json.loads(response.get_data(as_text=True))
exc_info.value.short_message == 'X-Custom-Forwarder, no secret was set on server'
assert resp_json['key_used'] is None
assert response.status_code == 200
def test_route_incorrect_secret_key(notify_api, client):
with set_config_values(notify_api, {
'ROUTE_SECRET_KEY_1': 'key_1',
'ROUTE_SECRET_KEY_2': '',
'DEBUG': False,
}):
response = client.get(
path='/_status',
headers=[
('X-Custom-forwarder', 'wrong_key'),
]
)
assert response.status_code == 403