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import json
from copy import deepcopy
import boto3
from moto import mock_aws
from tests.test_cloudformation.fixtures import (
route53_ec2_instance_with_public_ip,
route53_health_check,
route53_roundrobin,
)
template_hosted_zone = {
"AWSTemplateFormatVersion": "2010-09-09",
"Description": "Stack 1",
"Parameters": {},
"Resources": {
"Bar": {
"Type": "AWS::Route53::HostedZone",
"Properties": {"Name": "foo.bar.baz"},
}
},
}
template_record_set = {
"AWSTemplateFormatVersion": "2010-09-09",
"Description": "Stack 2",
"Parameters": {"ZoneId": {"Type": "String"}},
"Resources": {
"Foo": {
"Properties": {
"HostedZoneId": {"Ref": "ZoneId"},
"RecordSets": [
{
"Name": "test.vpc.internal",
"Type": "A",
"SetIdentifier": "test1",
"Weight": 50,
}
],
},
"Type": "AWS::Route53::RecordSetGroup",
}
},
}
@mock_aws
def test_create_stack_hosted_zone_by_id():
cf_conn = boto3.client("cloudformation", region_name="us-east-1")
conn = boto3.client("route53", region_name="us-east-1")
# when creating a hosted zone via CF
cf_conn.create_stack(
StackName="test_stack1", TemplateBody=json.dumps(template_hosted_zone)
)
# then a hosted zone should exist
zone = conn.list_hosted_zones()["HostedZones"][0]
assert zone["Name"] == "foo.bar.baz"
assert zone["ResourceRecordSetCount"] == 2
# when adding a record set to this zone
cf_conn.create_stack(
StackName="test_stack2",
TemplateBody=json.dumps(template_record_set),
Parameters=[{"ParameterKey": "ZoneId", "ParameterValue": zone["Id"]}],
)
# then the hosted zone should have a record
updated_zone = conn.list_hosted_zones()["HostedZones"][0]
assert updated_zone["Id"] == zone["Id"]
assert updated_zone["Name"] == "foo.bar.baz"
assert updated_zone["ResourceRecordSetCount"] == 3
@mock_aws
def test_route53_roundrobin():
cf = boto3.client("cloudformation", region_name="us-west-1")
route53 = boto3.client("route53", region_name="us-west-1")
template_json = json.dumps(route53_roundrobin.template)
cf.create_stack(StackName="test_stack", TemplateBody=template_json)
zones = route53.list_hosted_zones()["HostedZones"]
assert len(zones) == 1
zone_id = zones[0]["Id"].split("/")[2]
rrsets = route53.list_resource_record_sets(HostedZoneId=zone_id)[
"ResourceRecordSets"
]
assert len(rrsets) == 4
record_set1 = rrsets[2]
assert record_set1["Name"] == "test_stack.us-west-1.my_zone."
assert record_set1["SetIdentifier"] == "test_stack AWS"
assert record_set1["Type"] == "CNAME"
assert record_set1["TTL"] == 900
assert record_set1["Weight"] == 3
assert record_set1["ResourceRecords"][0]["Value"] == "aws.amazon.com"
record_set2 = rrsets[3]
assert record_set2["Name"] == "test_stack.us-west-1.my_zone."
assert record_set2["SetIdentifier"] == "test_stack Amazon"
assert record_set2["Type"] == "CNAME"
assert record_set2["TTL"] == 900
assert record_set2["Weight"] == 1
assert record_set2["ResourceRecords"][0]["Value"] == "www.amazon.com"
stack = cf.describe_stacks(StackName="test_stack")["Stacks"][0]
output = stack["Outputs"][0]
assert output["OutputKey"] == "DomainName"
assert output["OutputValue"] == f"arn:aws:route53:::hostedzone/{zone_id}"
@mock_aws
def test_route53_ec2_instance_with_public_ip():
route53 = boto3.client("route53", region_name="us-west-1")
ec2 = boto3.client("ec2", region_name="us-west-1")
template_json = json.dumps(route53_ec2_instance_with_public_ip.template)
cf = boto3.client("cloudformation", region_name="us-west-1")
cf.create_stack(StackName="test_stack", TemplateBody=template_json)
instance_id = ec2.describe_instances()["Reservations"][0]["Instances"][0][
"InstanceId"
]
zones = route53.list_hosted_zones()["HostedZones"]
assert len(zones) == 1
zone_id = zones[0]["Id"].split("/")[2]
rrsets = route53.list_resource_record_sets(HostedZoneId=zone_id)[
"ResourceRecordSets"
]
assert len(rrsets) == 3
record_set = rrsets[2]
assert record_set["Name"] == f"{instance_id}.us-west-1.my_zone."
assert record_set["Type"] == "A"
assert record_set["TTL"] == 900
assert record_set["ResourceRecords"][0]["Value"] == "10.0.0.25"
assert "SetIdentifier" not in record_set
assert "Weight" not in record_set
@mock_aws
def test_route53_associate_health_check():
route53 = boto3.client("route53", region_name="us-west-1")
template_json = json.dumps(route53_health_check.template)
cf = boto3.client("cloudformation", region_name="us-west-1")
cf.create_stack(StackName="test_stack", TemplateBody=template_json)
checks = route53.list_health_checks()["HealthChecks"]
assert len(checks) == 1
check = checks[0]
health_check_id = check["Id"]
config = check["HealthCheckConfig"]
assert config["FailureThreshold"] == 3
assert config["IPAddress"] == "10.0.0.4"
assert config["Port"] == 80
assert config["RequestInterval"] == 10
assert config["ResourcePath"] == "/"
assert config["Type"] == "HTTP"
zones = route53.list_hosted_zones()["HostedZones"]
assert len(zones) == 1
zone_id = zones[0]["Id"].split("/")[2]
rrsets = route53.list_resource_record_sets(HostedZoneId=zone_id)[
"ResourceRecordSets"
]
assert len(rrsets) == 3
record_set = rrsets[0]
assert record_set["HealthCheckId"] == health_check_id
@mock_aws
def test_route53_with_update():
route53 = boto3.client("route53", region_name="us-west-1")
template_json = json.dumps(route53_health_check.template)
cf = boto3.client("cloudformation", region_name="us-west-1")
cf.create_stack(StackName="test_stack", TemplateBody=template_json)
zones = route53.list_hosted_zones()["HostedZones"]
assert len(zones) == 1
zone_id = zones[0]["Id"]
zone_id = zone_id.split("/")
zone_id = zone_id[2]
rrsets = route53.list_resource_record_sets(HostedZoneId=zone_id)[
"ResourceRecordSets"
]
assert len(rrsets) == 3
record_set = rrsets[0]
assert record_set["ResourceRecords"][0]["Value"] == "my.example.com"
# # given
template = deepcopy(route53_health_check.template)
template["Resources"]["myDNSRecord"]["Properties"]["ResourceRecords"] = [
"my_other.example.com"
]
template_json = json.dumps(template)
# # when
cf.update_stack(StackName="test_stack", TemplateBody=template_json)
# # then
zones = route53.list_hosted_zones()["HostedZones"]
assert len(zones) == 1
zone_id = zones[0]["Id"].split("/")[2]
rrsets = route53.list_resource_record_sets(HostedZoneId=zone_id)[
"ResourceRecordSets"
]
assert len(rrsets) == 3
record_set = rrsets[0]
assert record_set["ResourceRecords"][0]["Value"] == "my_other.example.com"
@mock_aws
def test_delete_route53_recordset():
cf = boto3.client("cloudformation", region_name="us-west-1")
# given a stack with a record set
stack_name = "test_stack_recordset_delete"
template_json = json.dumps(route53_health_check.template)
cf.create_stack(StackName=stack_name, TemplateBody=template_json)
# when the stack is deleted
cf.delete_stack(StackName=stack_name)
# then it should not error
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