88494c58f9
Add a test with SAML assertion to test the assume_role_with_saml method in the STSBackend.
366 lines
14 KiB
Python
366 lines
14 KiB
Python
from __future__ import unicode_literals
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from base64 import b64encode
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import json
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import boto
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import boto3
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from botocore.client import ClientError
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from freezegun import freeze_time
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from nose.tools import assert_raises
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import sure # noqa
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from moto import mock_sts, mock_sts_deprecated, mock_iam, settings
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from moto.core import ACCOUNT_ID
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from moto.sts.responses import MAX_FEDERATION_TOKEN_POLICY_LENGTH
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@freeze_time("2012-01-01 12:00:00")
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@mock_sts_deprecated
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def test_get_session_token():
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conn = boto.connect_sts()
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token = conn.get_session_token(duration=123)
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token.expiration.should.equal("2012-01-01T12:02:03.000Z")
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token.session_token.should.equal(
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"AQoEXAMPLEH4aoAH0gNCAPyJxz4BlCFFxWNE1OPTgk5TthT+FvwqnKwRcOIfrRh3c/LTo6UDdyJwOOvEVPvLXCrrrUtdnniCEXAMPLE/IvU1dYUg2RVAJBanLiHb4IgRmpRV3zrkuWJOgQs8IZZaIv2BXIa2R4OlgkBN9bkUDNCJiBeb/AXlzBBko7b15fjrBs2+cTQtpZ3CYWFXG8C5zqx37wnOE49mRl/+OtkIKGO7fAE"
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)
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token.access_key.should.equal("AKIAIOSFODNN7EXAMPLE")
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token.secret_key.should.equal("wJalrXUtnFEMI/K7MDENG/bPxRfiCYzEXAMPLEKEY")
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@freeze_time("2012-01-01 12:00:00")
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@mock_sts_deprecated
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def test_get_federation_token():
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conn = boto.connect_sts()
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token_name = "Bob"
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token = conn.get_federation_token(duration=123, name=token_name)
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token.credentials.expiration.should.equal("2012-01-01T12:02:03.000Z")
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token.credentials.session_token.should.equal(
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"AQoDYXdzEPT//////////wEXAMPLEtc764bNrC9SAPBSM22wDOk4x4HIZ8j4FZTwdQWLWsKWHGBuFqwAeMicRXmxfpSPfIeoIYRqTflfKD8YUuwthAx7mSEI/qkPpKPi/kMcGdQrmGdeehM4IC1NtBmUpp2wUE8phUZampKsburEDy0KPkyQDYwT7WZ0wq5VSXDvp75YU9HFvlRd8Tx6q6fE8YQcHNVXAkiY9q6d+xo0rKwT38xVqr7ZD0u0iPPkUL64lIZbqBAz+scqKmlzm8FDrypNC9Yjc8fPOLn9FX9KSYvKTr4rvx3iSIlTJabIQwj2ICCR/oLxBA=="
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)
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token.credentials.access_key.should.equal("AKIAIOSFODNN7EXAMPLE")
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token.credentials.secret_key.should.equal(
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"wJalrXUtnFEMI/K7MDENG/bPxRfiCYzEXAMPLEKEY"
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)
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token.federated_user_arn.should.equal(
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"arn:aws:sts::{account_id}:federated-user/{token_name}".format(
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account_id=ACCOUNT_ID, token_name=token_name
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)
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)
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token.federated_user_id.should.equal(str(ACCOUNT_ID) + ":" + token_name)
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@freeze_time("2012-01-01 12:00:00")
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@mock_sts
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def test_assume_role():
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client = boto3.client("sts", region_name="us-east-1")
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session_name = "session-name"
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policy = json.dumps(
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{
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"Statement": [
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{
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"Sid": "Stmt13690092345534",
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"Action": ["S3:ListBucket"],
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"Effect": "Allow",
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"Resource": ["arn:aws:s3:::foobar-tester"],
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}
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]
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}
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)
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role_name = "test-role"
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s3_role = "arn:aws:iam::{account_id}:role/{role_name}".format(
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account_id=ACCOUNT_ID, role_name=role_name
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)
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assume_role_response = client.assume_role(
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RoleArn=s3_role,
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RoleSessionName=session_name,
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Policy=policy,
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DurationSeconds=900,
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)
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credentials = assume_role_response["Credentials"]
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if not settings.TEST_SERVER_MODE:
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credentials["Expiration"].isoformat().should.equal("2012-01-01T12:15:00+00:00")
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credentials["SessionToken"].should.have.length_of(356)
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assert credentials["SessionToken"].startswith("FQoGZXIvYXdzE")
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credentials["AccessKeyId"].should.have.length_of(20)
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assert credentials["AccessKeyId"].startswith("ASIA")
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credentials["SecretAccessKey"].should.have.length_of(40)
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assume_role_response["AssumedRoleUser"]["Arn"].should.equal(
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"arn:aws:sts::{account_id}:assumed-role/{role_name}/{session_name}".format(
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account_id=ACCOUNT_ID, role_name=role_name, session_name=session_name
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)
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)
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assert assume_role_response["AssumedRoleUser"]["AssumedRoleId"].startswith("AROA")
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assert assume_role_response["AssumedRoleUser"]["AssumedRoleId"].endswith(
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":" + session_name
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)
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assume_role_response["AssumedRoleUser"]["AssumedRoleId"].should.have.length_of(
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21 + 1 + len(session_name)
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)
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@freeze_time("2012-01-01 12:00:00")
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@mock_sts
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def test_assume_role_with_saml():
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client = boto3.client("sts", region_name="us-east-1")
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session_name = "session-name"
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policy = json.dumps(
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{
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"Statement": [
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{
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"Sid": "Stmt13690092345534",
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"Action": ["S3:ListBucket"],
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"Effect": "Allow",
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"Resource": ["arn:aws:s3:::foobar-tester"],
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}
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]
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}
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)
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role_name = "test-role"
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provider_name = "TestProvFed"
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user_name = "testuser"
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role_input = "arn:aws:iam::{account_id}:role/{role_name}".format(
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account_id=ACCOUNT_ID, role_name=role_name
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)
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principal_role = "arn:aws:iam:{account_id}:saml-provider/{provider_name}".format(
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account_id=ACCOUNT_ID, provider_name=provider_name
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)
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saml_assertion = """
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<?xml version="1.0"?>
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<samlp:Response xmlns:samlp="urn:oasis:names:tc:SAML:2.0:protocol" ID="_00000000-0000-0000-0000-000000000000" Version="2.0" IssueInstant="2012-01-01T12:00:00.000Z" Destination="https://signin.aws.amazon.com/saml" Consent="urn:oasis:names:tc:SAML:2.0:consent:unspecified">
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<Issuer xmlns="urn:oasis:names:tc:SAML:2.0:assertion">http://localhost/</Issuer>
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<samlp:Status>
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<samlp:StatusCode Value="urn:oasis:names:tc:SAML:2.0:status:Success"/>
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</samlp:Status>
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<Assertion xmlns="urn:oasis:names:tc:SAML:2.0:assertion" ID="_00000000-0000-0000-0000-000000000000" IssueInstant="2012-12-01T12:00:00.000Z" Version="2.0">
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<Issuer>http://localhost:3000/</Issuer>
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<ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
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<ds:SignedInfo>
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<ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
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<ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/>
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<ds:Reference URI="#_00000000-0000-0000-0000-000000000000">
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<ds:Transforms>
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<ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
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<ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
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</ds:Transforms>
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<ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
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<ds:DigestValue>NTIyMzk0ZGI4MjI0ZjI5ZGNhYjkyOGQyZGQ1NTZjODViZjk5YTY4ODFjOWRjNjkyYzZmODY2ZDQ4NjlkZjY3YSAgLQo=</ds:DigestValue>
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</ds:Reference>
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</ds:SignedInfo>
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<ds:SignatureValue>NTIyMzk0ZGI4MjI0ZjI5ZGNhYjkyOGQyZGQ1NTZjODViZjk5YTY4ODFjOWRjNjkyYzZmODY2ZDQ4NjlkZjY3YSAgLQo=</ds:SignatureValue>
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<KeyInfo xmlns="http://www.w3.org/2000/09/xmldsig#">
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<ds:X509Data>
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<ds:X509Certificate>NTIyMzk0ZGI4MjI0ZjI5ZGNhYjkyOGQyZGQ1NTZjODViZjk5YTY4ODFjOWRjNjkyYzZmODY2ZDQ4NjlkZjY3YSAgLQo=</ds:X509Certificate>
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</ds:X509Data>
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</KeyInfo>
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</ds:Signature>
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<Subject>
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<NameID Format="urn:oasis:names:tc:SAML:2.0:nameid-format:persistent">{username}</NameID>
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<SubjectConfirmation Method="urn:oasis:names:tc:SAML:2.0:cm:bearer">
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<SubjectConfirmationData NotOnOrAfter="2012-01-01T13:00:00.000Z" Recipient="https://signin.aws.amazon.com/saml"/>
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</SubjectConfirmation>
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</Subject>
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<Conditions NotBefore="2012-01-01T12:00:00.000Z" NotOnOrAfter="2012-01-01T13:00:00.000Z">
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<AudienceRestriction>
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<Audience>urn:amazon:webservices</Audience>
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</AudienceRestriction>
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</Conditions>
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<AttributeStatement>
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<Attribute Name="https://aws.amazon.com/SAML/Attributes/RoleSessionName">
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<AttributeValue>{username}@localhost</AttributeValue>
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</Attribute>
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<Attribute Name="https://aws.amazon.com/SAML/Attributes/Role">
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<AttributeValue>arn:aws:iam::{account_id}:saml-provider/{provider_name},arn:aws:iam::{account_id}:role/{role_name}</AttributeValue>
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</Attribute>
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<Attribute Name="https://aws.amazon.com/SAML/Attributes/SessionDuration">
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<AttributeValue>900</AttributeValue>
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</Attribute>
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</AttributeStatement>
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<AuthnStatement AuthnInstant="2012-01-01T12:00:00.000Z" SessionIndex="_00000000-0000-0000-0000-000000000000">
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<AuthnContext>
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<AuthnContextClassRef>urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport</AuthnContextClassRef>
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</AuthnContext>
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</AuthnStatement>
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</Assertion>
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</samlp:Response>""".format(
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account_id=ACCOUNT_ID,
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role_name=role_name,
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provider_name=provider_name,
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username=user_name,
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).replace(
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"\n", ""
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)
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assume_role_response = client.assume_role_with_saml(
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RoleArn=role_input,
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PrincipalArn=principal_role,
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SAMLAssertion=b64encode(saml_assertion.encode("utf-8")).decode("utf-8"),
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)
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credentials = assume_role_response["Credentials"]
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if not settings.TEST_SERVER_MODE:
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credentials["Expiration"].isoformat().should.equal("2012-01-01T12:15:00+00:00")
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credentials["SessionToken"].should.have.length_of(356)
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assert credentials["SessionToken"].startswith("FQoGZXIvYXdzE")
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credentials["AccessKeyId"].should.have.length_of(20)
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assert credentials["AccessKeyId"].startswith("ASIA")
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credentials["SecretAccessKey"].should.have.length_of(40)
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assume_role_response["AssumedRoleUser"]["Arn"].should.equal(
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"arn:aws:sts::{account_id}:assumed-role/{role_name}/{fed_name}@localhost".format(
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account_id=ACCOUNT_ID, role_name=role_name, fed_name=user_name
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)
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)
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assert assume_role_response["AssumedRoleUser"]["AssumedRoleId"].startswith("AROA")
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assert assume_role_response["AssumedRoleUser"]["AssumedRoleId"].endswith(
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":{fed_name}@localhost".format(fed_name=user_name)
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)
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assume_role_response["AssumedRoleUser"]["AssumedRoleId"].should.have.length_of(
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21 + 1 + len("{fed_name}@localhost".format(fed_name=user_name))
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)
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@freeze_time("2012-01-01 12:00:00")
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@mock_sts_deprecated
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def test_assume_role_with_web_identity():
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conn = boto.connect_sts()
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policy = json.dumps(
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{
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"Statement": [
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{
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"Sid": "Stmt13690092345534",
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"Action": ["S3:ListBucket"],
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"Effect": "Allow",
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"Resource": ["arn:aws:s3:::foobar-tester"],
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}
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]
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}
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)
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role_name = "test-role"
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s3_role = "arn:aws:iam::{account_id}:role/{role_name}".format(
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account_id=ACCOUNT_ID, role_name=role_name
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)
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session_name = "session-name"
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role = conn.assume_role_with_web_identity(
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s3_role, session_name, policy, duration_seconds=123
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)
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credentials = role.credentials
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credentials.expiration.should.equal("2012-01-01T12:02:03.000Z")
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credentials.session_token.should.have.length_of(356)
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assert credentials.session_token.startswith("FQoGZXIvYXdzE")
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credentials.access_key.should.have.length_of(20)
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assert credentials.access_key.startswith("ASIA")
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credentials.secret_key.should.have.length_of(40)
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role.user.arn.should.equal(
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"arn:aws:sts::{account_id}:assumed-role/{role_name}/{session_name}".format(
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account_id=ACCOUNT_ID, role_name=role_name, session_name=session_name
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)
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)
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role.user.assume_role_id.should.contain("session-name")
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@mock_sts
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def test_get_caller_identity_with_default_credentials():
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identity = boto3.client("sts", region_name="us-east-1").get_caller_identity()
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identity["Arn"].should.equal(
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"arn:aws:sts::{account_id}:user/moto".format(account_id=ACCOUNT_ID)
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)
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identity["UserId"].should.equal("AKIAIOSFODNN7EXAMPLE")
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identity["Account"].should.equal(str(ACCOUNT_ID))
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@mock_sts
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@mock_iam
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def test_get_caller_identity_with_iam_user_credentials():
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iam_client = boto3.client("iam", region_name="us-east-1")
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iam_user_name = "new-user"
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iam_user = iam_client.create_user(UserName=iam_user_name)["User"]
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access_key = iam_client.create_access_key(UserName=iam_user_name)["AccessKey"]
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identity = boto3.client(
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"sts",
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region_name="us-east-1",
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aws_access_key_id=access_key["AccessKeyId"],
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aws_secret_access_key=access_key["SecretAccessKey"],
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).get_caller_identity()
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identity["Arn"].should.equal(iam_user["Arn"])
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identity["UserId"].should.equal(iam_user["UserId"])
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identity["Account"].should.equal(str(ACCOUNT_ID))
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@mock_sts
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@mock_iam
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def test_get_caller_identity_with_assumed_role_credentials():
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iam_client = boto3.client("iam", region_name="us-east-1")
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sts_client = boto3.client("sts", region_name="us-east-1")
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iam_role_name = "new-user"
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trust_policy_document = {
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"Version": "2012-10-17",
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"Statement": {
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"Effect": "Allow",
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"Principal": {
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"AWS": "arn:aws:iam::{account_id}:root".format(account_id=ACCOUNT_ID)
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},
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"Action": "sts:AssumeRole",
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},
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}
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iam_role_arn = iam_client.role_arn = iam_client.create_role(
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RoleName=iam_role_name,
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AssumeRolePolicyDocument=json.dumps(trust_policy_document),
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)["Role"]["Arn"]
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session_name = "new-session"
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assumed_role = sts_client.assume_role(
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RoleArn=iam_role_arn, RoleSessionName=session_name
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)
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access_key = assumed_role["Credentials"]
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identity = boto3.client(
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"sts",
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region_name="us-east-1",
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aws_access_key_id=access_key["AccessKeyId"],
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aws_secret_access_key=access_key["SecretAccessKey"],
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).get_caller_identity()
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identity["Arn"].should.equal(assumed_role["AssumedRoleUser"]["Arn"])
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identity["UserId"].should.equal(assumed_role["AssumedRoleUser"]["AssumedRoleId"])
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identity["Account"].should.equal(str(ACCOUNT_ID))
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@mock_sts
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def test_federation_token_with_too_long_policy():
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"Trying to get a federation token with a policy longer than 2048 character should fail"
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cli = boto3.client("sts", region_name="us-east-1")
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resource_tmpl = (
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"arn:aws:s3:::yyyy-xxxxx-cloud-default/my_default_folder/folder-name-%s/*"
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)
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statements = []
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for num in range(30):
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statements.append(
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{
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"Effect": "Allow",
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"Action": ["s3:*"],
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"Resource": resource_tmpl % str(num),
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}
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)
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policy = {"Version": "2012-10-17", "Statement": statements}
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json_policy = json.dumps(policy)
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assert len(json_policy) > MAX_FEDERATION_TOKEN_POLICY_LENGTH
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with assert_raises(ClientError) as exc:
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cli.get_federation_token(Name="foo", DurationSeconds=3600, Policy=json_policy)
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exc.exception.response["Error"]["Code"].should.equal("ValidationError")
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exc.exception.response["Error"]["Message"].should.contain(
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str(MAX_FEDERATION_TOKEN_POLICY_LENGTH)
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)
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