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import boto3
import pytest
from botocore.exceptions import ClientError
from moto import mock_aws
from moto.core import DEFAULT_ACCOUNT_ID as ACCOUNT_ID
@mock_aws
def test_endpoints():
region_name = "ap-northeast-1"
client = boto3.client("iot", region_name=region_name)
# iot:Data
endpoint = client.describe_endpoint(endpointType="iot:Data")
assert "ats" not in endpoint["endpointAddress"]
assert f"iot.{region_name}.amazonaws.com" in endpoint["endpointAddress"]
# iot:Data-ATS
endpoint = client.describe_endpoint(endpointType="iot:Data-ATS")
assert f"ats.iot.{region_name}.amazonaws.com" in endpoint["endpointAddress"]
# iot:Data-ATS
endpoint = client.describe_endpoint(endpointType="iot:CredentialProvider")
assert f"credentials.iot.{region_name}.amazonaws.com" in endpoint["endpointAddress"]
# iot:Data-ATS
endpoint = client.describe_endpoint(endpointType="iot:Jobs")
assert f"jobs.iot.{region_name}.amazonaws.com" in endpoint["endpointAddress"]
# raise InvalidRequestException
with pytest.raises(ClientError) as exc:
client.describe_endpoint(endpointType="iot:Abc")
err = exc.value.response["Error"]
assert err["Code"] == "InvalidRequestException"
@mock_aws
def test_principal_policy():
client = boto3.client("iot", region_name="ap-northeast-1")
policy_name = "my-policy"
doc = "{}"
client.create_policy(policyName=policy_name, policyDocument=doc)
cert = client.create_keys_and_certificate(setAsActive=True)
cert_arn = cert["certificateArn"]
client.attach_policy(policyName=policy_name, target=cert_arn)
res = client.list_principal_policies(principal=cert_arn)
assert len(res["policies"]) == 1
for policy in res["policies"]:
assert policy["policyName"] is not None
assert policy["policyArn"] is not None
# do nothing if policy have already attached to certificate
client.attach_policy(policyName=policy_name, target=cert_arn)
res = client.list_principal_policies(principal=cert_arn)
assert len(res["policies"]) == 1
for policy in res["policies"]:
assert policy["policyName"] is not None
assert policy["policyArn"] is not None
res = client.list_policy_principals(policyName=policy_name)
assert len(res["principals"]) == 1
assert res["principals"][0].startswith(
f"arn:aws:iot:ap-northeast-1:{ACCOUNT_ID}:cert/"
)
client.detach_policy(policyName=policy_name, target=cert_arn)
res = client.list_principal_policies(principal=cert_arn)
assert len(res["policies"]) == 0
res = client.list_policy_principals(policyName=policy_name)
assert len(res["principals"]) == 0
with pytest.raises(ClientError) as e:
client.detach_policy(policyName=policy_name, target=cert_arn)
assert e.value.response["Error"]["Code"] == "ResourceNotFoundException"
@mock_aws
def test_principal_policy_deprecated():
client = boto3.client("iot", region_name="ap-northeast-1")
policy_name = "my-policy"
doc = "{}"
client.create_policy(policyName=policy_name, policyDocument=doc)
cert = client.create_keys_and_certificate(setAsActive=True)
cert_arn = cert["certificateArn"]
client.attach_principal_policy(policyName=policy_name, principal=cert_arn)
res = client.list_principal_policies(principal=cert_arn)
assert len(res["policies"]) == 1
assert res["policies"][0]["policyName"] == "my-policy"
assert (
res["policies"][0]["policyArn"]
== f"arn:aws:iot:ap-northeast-1:{ACCOUNT_ID}:policy/my-policy"
)
res = client.list_policy_principals(policyName=policy_name)
assert len(res["principals"]) == 1
assert res["principals"][0].startswith(
f"arn:aws:iot:ap-northeast-1:{ACCOUNT_ID}:cert/"
)
client.detach_principal_policy(policyName=policy_name, principal=cert_arn)
res = client.list_principal_policies(principal=cert_arn)
assert len(res["policies"]) == 0
res = client.list_policy_principals(policyName=policy_name)
assert len(res["principals"]) == 0
@mock_aws
def test_principal_thing():
client = boto3.client("iot", region_name="ap-northeast-1")
thing_name = "my-thing"
client.create_thing(thingName=thing_name)
cert = client.create_keys_and_certificate(setAsActive=True)
cert_arn = cert["certificateArn"]
client.attach_thing_principal(thingName=thing_name, principal=cert_arn)
res = client.list_principal_things(principal=cert_arn)
assert len(res["things"]) == 1
assert res["things"][0] == thing_name
res = client.list_thing_principals(thingName=thing_name)
assert len(res["principals"]) == 1
assert res["principals"][0].startswith(
f"arn:aws:iot:ap-northeast-1:{ACCOUNT_ID}:cert/"
)
client.detach_thing_principal(thingName=thing_name, principal=cert_arn)
res = client.list_principal_things(principal=cert_arn)
assert len(res["things"]) == 0
res = client.list_thing_principals(thingName=thing_name)
assert len(res["principals"]) == 0
with pytest.raises(ClientError) as e:
client.list_thing_principals(thingName="xxx")
assert e.value.response["Error"]["Code"] == "ResourceNotFoundException"
assert (
e.value.response["Error"]["Message"]
== "Failed to list principals for thing xxx because the thing does not exist in your account"
)
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