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from uuid import uuid4
import boto3
import pytest
from botocore.exceptions import ClientError
from moto import mock_aws
from tests import EXAMPLE_AMI_ID
def quick_instance_creation():
conn_ec2 = boto3.resource("ec2", "us-east-1")
test_instance = conn_ec2.create_instances(
ImageId=EXAMPLE_AMI_ID, MinCount=1, MaxCount=1
)
# We only need instance id for this tests
return test_instance[0].id
def quick_instance_profile_creation(name):
conn_iam = boto3.resource("iam", "us-east-1")
test_instance_profile = conn_iam.create_instance_profile(
InstanceProfileName=name, Path="/"
)
return test_instance_profile.arn, test_instance_profile.name
@mock_aws
def test_associate():
client = boto3.client("ec2", region_name="us-east-1")
instance_id = quick_instance_creation()
instance_profile_arn, instance_profile_name = quick_instance_profile_creation(
str(uuid4())
)
association = client.associate_iam_instance_profile(
IamInstanceProfile={
"Arn": instance_profile_arn,
"Name": instance_profile_name,
},
InstanceId=instance_id,
)
assert association["IamInstanceProfileAssociation"]["InstanceId"] == instance_id
assert (
association["IamInstanceProfileAssociation"]["IamInstanceProfile"]["Arn"]
== instance_profile_arn
)
assert association["IamInstanceProfileAssociation"]["State"] == "associating"
@mock_aws
def test_invalid_associate():
client = boto3.client("ec2", region_name="us-east-1")
instance_id = quick_instance_creation()
instance_profile_arn, instance_profile_name = quick_instance_profile_creation(
str(uuid4())
)
client.associate_iam_instance_profile(
IamInstanceProfile={
"Arn": instance_profile_arn,
"Name": instance_profile_name,
},
InstanceId=instance_id,
)
# Duplicate
with pytest.raises(ClientError) as ex:
client.associate_iam_instance_profile(
IamInstanceProfile={
"Arn": instance_profile_arn,
"Name": instance_profile_name,
},
InstanceId=instance_id,
)
assert ex.value.response["Error"]["Code"] == "IncorrectState"
assert (
"There is an existing association for" in ex.value.response["Error"]["Message"]
)
# Wrong instance profile
with pytest.raises(ClientError) as ex:
client.associate_iam_instance_profile(
IamInstanceProfile={"Arn": "fake", "Name": "fake"}, InstanceId=instance_id
)
assert ex.value.response["Error"]["Code"] == "NoSuchEntity"
assert "not found" in ex.value.response["Error"]["Message"]
# Wrong instance id
with pytest.raises(ClientError) as ex:
client.associate_iam_instance_profile(
IamInstanceProfile={
"Arn": instance_profile_arn,
"Name": instance_profile_name,
},
InstanceId="fake",
)
assert ex.value.response["Error"]["Code"] == "InvalidInstanceID.NotFound"
assert "does not exist" in ex.value.response["Error"]["Message"]
@mock_aws
def test_describe():
client = boto3.client("ec2", region_name="us-east-1")
instance_id1 = quick_instance_creation()
instance_profile_arn1, instance_profile_name1 = quick_instance_profile_creation(
str(uuid4())
)
client.associate_iam_instance_profile(
IamInstanceProfile={
"Arn": instance_profile_arn1,
"Name": instance_profile_name1,
},
InstanceId=instance_id1,
)
associations = client.describe_iam_instance_profile_associations()
associations = associations["IamInstanceProfileAssociations"]
assert instance_profile_arn1 in [
a["IamInstanceProfile"]["Arn"] for a in associations
]
my_assoc = [
a
for a in associations
if a["IamInstanceProfile"]["Arn"] == instance_profile_arn1
][0]
assert my_assoc["InstanceId"] == instance_id1
assert my_assoc["State"] == "associated"
instance_id2 = quick_instance_creation()
instance_profile_arn2, instance_profile_name2 = quick_instance_profile_creation(
str(uuid4())
)
client.associate_iam_instance_profile(
IamInstanceProfile={
"Arn": instance_profile_arn2,
"Name": instance_profile_name2,
},
InstanceId=instance_id2,
)
associations = client.describe_iam_instance_profile_associations()
associations = associations["IamInstanceProfileAssociations"]
assert instance_profile_arn1 in [
a["IamInstanceProfile"]["Arn"] for a in associations
]
assert instance_profile_arn2 in [
a["IamInstanceProfile"]["Arn"] for a in associations
]
my_assoc = [
a
for a in associations
if a["IamInstanceProfile"]["Arn"] == instance_profile_arn1
][0]
associations = client.describe_iam_instance_profile_associations(
AssociationIds=[my_assoc["AssociationId"]]
)
assert len(associations["IamInstanceProfileAssociations"]) == 1
assert (
associations["IamInstanceProfileAssociations"][0]["IamInstanceProfile"]["Arn"]
== my_assoc["IamInstanceProfile"]["Arn"]
)
associations = client.describe_iam_instance_profile_associations(
Filters=[
{"Name": "instance-id", "Values": [my_assoc["InstanceId"]]},
{"Name": "state", "Values": ["associated"]},
]
)
assert len(associations["IamInstanceProfileAssociations"]) == 1
assert (
associations["IamInstanceProfileAssociations"][0]["IamInstanceProfile"]["Arn"]
== my_assoc["IamInstanceProfile"]["Arn"]
)
@mock_aws
def test_replace():
client = boto3.client("ec2", region_name="us-east-1")
instance_id1 = quick_instance_creation()
instance_profile_arn1, instance_profile_name1 = quick_instance_profile_creation(
str(uuid4())
)
instance_profile_arn2, instance_profile_name2 = quick_instance_profile_creation(
str(uuid4())
)
association = client.associate_iam_instance_profile(
IamInstanceProfile={
"Arn": instance_profile_arn1,
"Name": instance_profile_name1,
},
InstanceId=instance_id1,
)
association = client.replace_iam_instance_profile_association(
IamInstanceProfile={
"Arn": instance_profile_arn2,
"Name": instance_profile_name2,
},
AssociationId=association["IamInstanceProfileAssociation"]["AssociationId"],
)
assert (
association["IamInstanceProfileAssociation"]["IamInstanceProfile"]["Arn"]
== instance_profile_arn2
)
assert association["IamInstanceProfileAssociation"]["State"] == "associating"
@mock_aws
def test_invalid_replace():
client = boto3.client("ec2", region_name="us-east-1")
instance_id = quick_instance_creation()
instance_profile_arn, instance_profile_name = quick_instance_profile_creation(
str(uuid4())
)
instance_profile_arn2, instance_profile_name2 = quick_instance_profile_creation(
str(uuid4())
)
association = client.associate_iam_instance_profile(
IamInstanceProfile={
"Arn": instance_profile_arn,
"Name": instance_profile_name,
},
InstanceId=instance_id,
)
# Wrong id
with pytest.raises(ClientError) as ex:
client.replace_iam_instance_profile_association(
IamInstanceProfile={
"Arn": instance_profile_arn2,
"Name": instance_profile_name2,
},
AssociationId="fake",
)
assert ex.value.response["Error"]["Code"] == "InvalidAssociationID.NotFound"
assert "An invalid association-id of" in ex.value.response["Error"]["Message"]
# Wrong instance profile
with pytest.raises(ClientError) as ex:
client.replace_iam_instance_profile_association(
IamInstanceProfile={"Arn": "fake", "Name": "fake"},
AssociationId=association["IamInstanceProfileAssociation"]["AssociationId"],
)
assert ex.value.response["Error"]["Code"] == "NoSuchEntity"
assert "not found" in ex.value.response["Error"]["Message"]
@mock_aws
def test_disassociate():
client = boto3.client("ec2", region_name="us-east-1")
instance_id = quick_instance_creation()
instance_profile_arn, instance_profile_name = quick_instance_profile_creation(
str(uuid4())
)
association = client.associate_iam_instance_profile(
IamInstanceProfile={
"Arn": instance_profile_arn,
"Name": instance_profile_name,
},
InstanceId=instance_id,
)
associations = client.describe_iam_instance_profile_associations()
associations = associations["IamInstanceProfileAssociations"]
assert instance_profile_arn in [
a["IamInstanceProfile"]["Arn"] for a in associations
]
reservations = client.describe_instances(InstanceIds=[instance_id])["Reservations"]
instances = reservations[0]["Instances"]
assert "IamInstanceProfile" in instances[0]
disassociation = client.disassociate_iam_instance_profile(
AssociationId=association["IamInstanceProfileAssociation"]["AssociationId"]
)
assert (
disassociation["IamInstanceProfileAssociation"]["IamInstanceProfile"]["Arn"]
== instance_profile_arn
)
assert disassociation["IamInstanceProfileAssociation"]["State"] == "disassociating"
associations = client.describe_iam_instance_profile_associations()
associations = associations["IamInstanceProfileAssociations"]
assert instance_profile_arn not in [
a["IamInstanceProfile"]["Arn"] for a in associations
]
reservations = client.describe_instances(InstanceIds=[instance_id])["Reservations"]
instances = reservations[0]["Instances"]
assert "IamInstanceProfile" not in instances[0]
@mock_aws
def test_invalid_disassociate():
client = boto3.client("ec2", region_name="us-east-1")
# Wrong id
with pytest.raises(ClientError) as ex:
client.disassociate_iam_instance_profile(AssociationId="fake")
assert ex.value.response["Error"]["Code"] == "InvalidAssociationID.NotFound"
assert "An invalid association-id of" in ex.value.response["Error"]["Message"]
|
