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test_api.py
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185 lines (149 loc) · 6.69 KB
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import os
import unittest
from unittest.mock import MagicMock, patch
import datadog_lambda.api as api
class TestDatadogLambdaAPI(unittest.TestCase):
def setUp(self):
api.api_key = None
self.env_patcher = patch.dict(
os.environ,
{
"DD_API_KEY_SECRET_ARN": "",
"DD_API_KEY_SSM_NAME": "",
"DD_KMS_API_KEY": "",
"DD_API_KEY": "",
"DATADOG_API_KEY": "",
"AWS_REGION": "",
},
clear=True,
)
self.env_patcher.start()
def tearDown(self):
del os.environ["AWS_REGION"]
@patch("datadog_lambda.config.Config.fips_mode_enabled", True)
@patch("botocore.session.Session.create_client")
def test_secrets_manager_fips_endpoint(self, mock_boto3_client):
mock_client = MagicMock()
mock_client.get_secret_value.return_value = {"SecretString": "test-api-key"}
mock_boto3_client.return_value = mock_client
os.environ["AWS_REGION"] = "us-gov-east-1"
os.environ["DD_API_KEY_SECRET_ARN"] = (
"arn:aws:secretsmanager:us-gov-east-1:1234567890:secret:key-name-123ABC"
)
api_key = api.get_api_key()
mock_boto3_client.assert_called_with(
"secretsmanager",
endpoint_url="https://secretsmanager-fips.us-gov-east-1.amazonaws.com",
region_name="us-gov-east-1",
)
self.assertEqual(api_key, "test-api-key")
@patch("botocore.session.Session.create_client")
def test_secrets_manager_different_region(self, mock_boto3_client):
mock_client = MagicMock()
mock_client.get_secret_value.return_value = {"SecretString": "test-api-key"}
mock_boto3_client.return_value = mock_client
os.environ["AWS_REGION"] = "us-east-1"
os.environ["DD_API_KEY_SECRET_ARN"] = (
"arn:aws:secretsmanager:us-west-1:1234567890:secret:key-name-123ABC"
)
api_key = api.get_api_key()
mock_boto3_client.assert_called_with(
"secretsmanager",
endpoint_url=None,
region_name="us-west-1",
)
self.assertEqual(api_key, "test-api-key")
@patch("datadog_lambda.config.Config.fips_mode_enabled", True)
@patch("botocore.session.Session.create_client")
def test_secrets_manager_different_region_but_still_fips(self, mock_boto3_client):
mock_client = MagicMock()
mock_client.get_secret_value.return_value = {"SecretString": "test-api-key"}
mock_boto3_client.return_value = mock_client
os.environ["AWS_REGION"] = "us-east-1"
os.environ["DD_API_KEY_SECRET_ARN"] = (
"arn:aws:secretsmanager:us-west-1:1234567890:secret:key-name-123ABC"
)
api_key = api.get_api_key()
mock_boto3_client.assert_called_with(
"secretsmanager",
endpoint_url="https://secretsmanager-fips.us-west-1.amazonaws.com",
region_name="us-west-1",
)
self.assertEqual(api_key, "test-api-key")
@patch("datadog_lambda.config.Config.fips_mode_enabled", True)
@patch("botocore.session.Session.create_client")
def test_ssm_fips_endpoint_supported_region(self, mock_boto3_client):
mock_client = MagicMock()
mock_client.get_parameter.return_value = {
"Parameter": {"Value": "test-api-key"}
}
mock_boto3_client.return_value = mock_client
os.environ["AWS_REGION"] = "us-east-1"
os.environ["DD_API_KEY_SSM_NAME"] = "test-ssm-param"
api_key = api.get_api_key()
mock_boto3_client.assert_called_with(
"ssm", endpoint_url="https://ssm-fips.us-east-1.amazonaws.com"
)
self.assertEqual(api_key, "test-api-key")
@patch("datadog_lambda.config.Config.fips_mode_enabled", True)
@patch("datadog_lambda.config.Config.is_gov_region", True)
@patch("botocore.session.Session.create_client")
def test_ssm_gov_endpoint(self, mock_boto3_client):
mock_client = MagicMock()
mock_client.get_parameter.return_value = {
"Parameter": {"Value": "test-api-key"}
}
mock_boto3_client.return_value = mock_client
os.environ["AWS_REGION"] = "us-gov-west-1"
os.environ["DD_API_KEY_SSM_NAME"] = "test-ssm-param"
api_key = api.get_api_key()
mock_boto3_client.assert_called_with("ssm", endpoint_url=None)
self.assertEqual(api_key, "test-api-key")
@patch("datadog_lambda.config.Config.fips_mode_enabled", True)
@patch("botocore.session.Session.create_client")
def test_ssm_fips_endpoint_unsupported_region(self, mock_boto3_client):
mock_client = MagicMock()
mock_client.get_parameter.return_value = {
"Parameter": {"Value": "test-api-key"}
}
mock_boto3_client.return_value = mock_client
os.environ["AWS_REGION"] = "eu-west-1"
os.environ["DD_API_KEY_SSM_NAME"] = "test-ssm-param"
with self.assertLogs("datadog_lambda.api", level="WARNING") as log_context:
api_key = api.get_api_key()
mock_boto3_client.assert_called_with("ssm", endpoint_url=None)
self.assertEqual(api_key, "test-api-key")
self.assertTrue(
any(
"does not support SSM FIPS endpoints" in log_msg
for log_msg in log_context.output
)
)
@patch("datadog_lambda.config.Config.fips_mode_enabled", True)
@patch("botocore.session.Session.create_client")
@patch("datadog_lambda.api.decrypt_kms_api_key")
def test_kms_fips_endpoint(self, mock_decrypt_kms, mock_boto3_client):
mock_client = MagicMock()
mock_boto3_client.return_value = mock_client
mock_decrypt_kms.return_value = "test-api-key"
os.environ["AWS_REGION"] = "us-gov-west-1"
os.environ["DD_KMS_API_KEY"] = "encrypted-api-key"
api_key = api.get_api_key()
mock_boto3_client.assert_called_with(
"kms", endpoint_url="https://kms-fips.us-gov-west-1.amazonaws.com"
)
self.assertEqual(api_key, "test-api-key")
@patch("botocore.session.Session.create_client")
def test_no_fips_for_standard_regions(self, mock_boto3_client):
mock_client = MagicMock()
mock_client.get_secret_value.return_value = {"SecretString": "test-api-key"}
mock_boto3_client.return_value = mock_client
os.environ.clear()
os.environ["AWS_REGION"] = "us-west-2"
os.environ["DD_API_KEY_SECRET_ARN"] = (
"arn:aws:secretsmanager:us-west-2:1234567890:secret:key-name-123ABC"
)
api.get_api_key()
mock_boto3_client.assert_called_with(
"secretsmanager", endpoint_url=None, region_name="us-west-2"
)