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import json
from datetime import datetime
from unittest import SkipTest
import boto3
import pytest
from botocore.exceptions import ClientError
from dateutil.tz import tzlocal
from freezegun import freeze_time
from moto import mock_aws, settings
from moto.backends import get_backend
from moto.core import DEFAULT_ACCOUNT_ID as ACCOUNT_ID
from moto.core.utils import utcnow
MOCK_POLICY = """
{
"Version": "2012-10-17",
"Statement":
{
"Effect": "Allow",
"Action": "s3:ListBucket",
"Resource": "arn:aws:s3:::example_bucket"
}
}
"""
@mock_aws
def test_create_group():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
with pytest.raises(ClientError) as ex:
conn.create_group(GroupName="my-group")
err = ex.value.response["Error"]
assert err["Code"] == "EntityAlreadyExists"
assert err["Message"] == "Group my-group already exists"
@mock_aws
def test_get_group():
conn = boto3.client("iam", region_name="us-east-1")
created = conn.create_group(GroupName="my-group")["Group"]
assert created["Path"] == "/"
assert created["GroupName"] == "my-group"
assert "GroupId" in created
assert created["Arn"] == f"arn:aws:iam::{ACCOUNT_ID}:group/my-group"
assert isinstance(created["CreateDate"], datetime)
retrieved = conn.get_group(GroupName="my-group")["Group"]
assert retrieved == created
with pytest.raises(ClientError) as ex:
conn.get_group(GroupName="not-group")
err = ex.value.response["Error"]
assert err["Code"] == "NoSuchEntity"
assert err["Message"] == "Group not-group not found"
@mock_aws()
def test_get_group_current():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
result = conn.get_group(GroupName="my-group")
assert result["Group"]["Path"] == "/"
assert result["Group"]["GroupName"] == "my-group"
assert isinstance(result["Group"]["CreateDate"], datetime)
assert result["Group"]["GroupId"]
assert result["Group"]["Arn"] == f"arn:aws:iam::{ACCOUNT_ID}:group/my-group"
assert not result["Users"]
# Make a group with a different path:
other_group = conn.create_group(GroupName="my-other-group", Path="/some/location/")
assert other_group["Group"]["Path"] == "/some/location/"
assert (
other_group["Group"]["Arn"]
== f"arn:aws:iam::{ACCOUNT_ID}:group/some/location/my-other-group"
)
@mock_aws
def test_get_all_groups():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group1")
conn.create_group(GroupName="my-group2")
groups = conn.list_groups()["Groups"]
assert len(groups) == 2
assert all(g["CreateDate"] for g in groups)
@mock_aws
def test_add_unknown_user_to_group():
conn = boto3.client("iam", region_name="us-east-1")
with pytest.raises(ClientError) as ex:
conn.add_user_to_group(GroupName="my-group", UserName="my-user")
err = ex.value.response["Error"]
assert err["Code"] == "NoSuchEntity"
assert err["Message"] == "The user with name my-user cannot be found."
@mock_aws
def test_add_user_to_unknown_group():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_user(UserName="my-user")
with pytest.raises(ClientError) as ex:
conn.add_user_to_group(GroupName="my-group", UserName="my-user")
err = ex.value.response["Error"]
assert err["Code"] == "NoSuchEntity"
assert err["Message"] == "Group my-group not found"
@mock_aws
def test_add_user_to_group():
# Setup
frozen_time = datetime(2023, 5, 20, 10, 20, 30, tzinfo=tzlocal())
group = "my-group"
user = "my-user"
with freeze_time(frozen_time):
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName=group)
conn.create_user(UserName=user)
conn.add_user_to_group(GroupName=group, UserName=user)
# use internal api to set password, doesn't work in servermode
if not settings.TEST_SERVER_MODE:
iam_backend = get_backend("iam")[ACCOUNT_ID]["global"]
iam_backend.users[user].password_last_used = utcnow()
# Execute
result = conn.get_group(GroupName=group)
# Verify
assert len(result["Users"]) == 1
# if in servermode then we can't test for password because we can't
# manipulate the backend with internal an api
if settings.TEST_SERVER_MODE:
assert "CreateDate" in result["Users"][0]
return
assert result["Users"][0]["CreateDate"] == frozen_time
assert result["Users"][0]["PasswordLastUsed"] == frozen_time
@mock_aws
def test_remove_user_from_unknown_group():
conn = boto3.client("iam", region_name="us-east-1")
with pytest.raises(ClientError) as ex:
conn.remove_user_from_group(GroupName="my-group", UserName="my-user")
err = ex.value.response["Error"]
assert err["Code"] == "NoSuchEntity"
assert err["Message"] == "Group my-group not found"
@mock_aws
def test_remove_nonattached_user_from_group():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
conn.create_user(UserName="my-user")
with pytest.raises(ClientError) as ex:
conn.remove_user_from_group(GroupName="my-group", UserName="my-user")
err = ex.value.response["Error"]
assert err["Code"] == "NoSuchEntity"
assert err["Message"] == "User my-user not in group my-group"
@mock_aws
def test_remove_user_from_group():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
conn.create_user(UserName="my-user")
conn.add_user_to_group(GroupName="my-group", UserName="my-user")
conn.remove_user_from_group(GroupName="my-group", UserName="my-user")
@mock_aws
def test_add_user_should_be_idempotent():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
conn.create_user(UserName="my-user")
# We'll add the same user twice, but it should only be persisted once
conn.add_user_to_group(GroupName="my-group", UserName="my-user")
conn.add_user_to_group(GroupName="my-group", UserName="my-user")
assert len(conn.list_groups_for_user(UserName="my-user")["Groups"]) == 1
# Which means that if we remove one, none should be left
conn.remove_user_from_group(GroupName="my-group", UserName="my-user")
assert len(conn.list_groups_for_user(UserName="my-user")["Groups"]) == 0
@mock_aws
def test_get_groups_for_user():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group1")
conn.create_group(GroupName="my-group2")
conn.create_group(GroupName="other-group")
conn.create_user(UserName="my-user")
conn.add_user_to_group(GroupName="my-group1", UserName="my-user")
conn.add_user_to_group(GroupName="my-group2", UserName="my-user")
groups = conn.list_groups_for_user(UserName="my-user")["Groups"]
assert len(groups) == 2
@mock_aws
def test_put_group_policy():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
conn.put_group_policy(
GroupName="my-group", PolicyName="my-policy", PolicyDocument=MOCK_POLICY
)
@mock_aws(config={"iam": {"load_aws_managed_policies": True}})
def test_attach_group_policies():
if settings.TEST_SERVER_MODE:
raise SkipTest("Policies not loaded in ServerMode")
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
assert (
conn.list_attached_group_policies(GroupName="my-group")["AttachedPolicies"]
== []
)
policy_arn = "arn:aws:iam::aws:policy/service-role/AmazonElasticMapReduceforEC2Role"
assert (
conn.list_attached_group_policies(GroupName="my-group")["AttachedPolicies"]
== []
)
conn.attach_group_policy(GroupName="my-group", PolicyArn=policy_arn)
assert conn.list_attached_group_policies(GroupName="my-group")[
"AttachedPolicies"
] == [{"PolicyName": "AmazonElasticMapReduceforEC2Role", "PolicyArn": policy_arn}]
conn.detach_group_policy(GroupName="my-group", PolicyArn=policy_arn)
assert (
conn.list_attached_group_policies(GroupName="my-group")["AttachedPolicies"]
== []
)
@mock_aws
def test_get_group_policy():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
with pytest.raises(ClientError) as ex:
conn.get_group_policy(GroupName="my-group", PolicyName="my-policy")
err = ex.value.response["Error"]
assert err["Code"] == "NoSuchEntity"
assert err["Message"] == "Policy my-policy not found"
conn.put_group_policy(
GroupName="my-group", PolicyName="my-policy", PolicyDocument=MOCK_POLICY
)
policy = conn.get_group_policy(GroupName="my-group", PolicyName="my-policy")
assert policy["GroupName"] == "my-group"
assert policy["PolicyName"] == "my-policy"
assert policy["PolicyDocument"] == json.loads(MOCK_POLICY)
@mock_aws()
def test_list_group_policies():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
assert conn.list_group_policies(GroupName="my-group")["PolicyNames"] == []
conn.put_group_policy(
GroupName="my-group", PolicyName="my-policy", PolicyDocument=MOCK_POLICY
)
assert conn.list_group_policies(GroupName="my-group")["PolicyNames"] == [
"my-policy"
]
@mock_aws
def test_delete_group():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
groups = conn.list_groups()
assert groups["Groups"][0]["GroupName"] == "my-group"
assert len(groups["Groups"]) == 1
conn.delete_group(GroupName="my-group")
assert conn.list_groups()["Groups"] == []
@mock_aws
def test_delete_unknown_group():
conn = boto3.client("iam", region_name="us-east-1")
with pytest.raises(ClientError) as err:
conn.delete_group(GroupName="unknown-group")
assert err.value.response["Error"]["Code"] == "NoSuchEntity"
assert (
err.value.response["Error"]["Message"]
== "The group with name unknown-group cannot be found."
)
@mock_aws
def test_update_group_name():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group")
initial_group = conn.get_group(GroupName="my-group")["Group"]
conn.update_group(GroupName="my-group", NewGroupName="new-group")
# The old group-name should no longer exist
with pytest.raises(ClientError) as exc:
conn.get_group(GroupName="my-group")
assert exc.value.response["Error"]["Code"] == "NoSuchEntity"
result = conn.get_group(GroupName="new-group")["Group"]
assert result["Path"] == "/"
assert result["GroupName"] == "new-group"
assert result["GroupId"] == initial_group["GroupId"]
assert ":group/new-group" in result["Arn"]
@mock_aws
def test_update_group_name_that_has_a_path():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group", Path="/path")
conn.update_group(GroupName="my-group", NewGroupName="new-group")
# Verify the path hasn't changed
new = conn.get_group(GroupName="new-group")["Group"]
assert new["Path"] == "/path"
@mock_aws
def test_update_group_path():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="my-group", Path="/path")
conn.update_group(
GroupName="my-group", NewGroupName="new-group", NewPath="/new-path"
)
# Verify the path has changed
new = conn.get_group(GroupName="new-group")["Group"]
assert new["Path"] == "/new-path"
@mock_aws
def test_update_group_that_does_not_exist():
conn = boto3.client("iam", region_name="us-east-1")
with pytest.raises(ClientError) as exc:
conn.update_group(GroupName="nonexisting", NewGroupName="..")
err = exc.value.response["Error"]
assert err["Code"] == "NoSuchEntity"
assert err["Message"] == "The group with name nonexisting cannot be found."
@mock_aws
def test_update_group_with_existing_name():
conn = boto3.client("iam", region_name="us-east-1")
conn.create_group(GroupName="existing1")
conn.create_group(GroupName="existing2")
with pytest.raises(ClientError) as exc:
conn.update_group(GroupName="existing1", NewGroupName="existing2")
err = exc.value.response["Error"]
assert err["Code"] == "EntityAlreadyExists"
assert err["Message"] == "Group existing2 already exists"
|
