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test_route53.py
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test_route53.py
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from stacker.context import Context
from stacker.config import Config
from stacker.variables import Variable
from stacker_blueprints.route53 import (
DNSRecords,
get_record_set_md5,
)
from stacker.blueprints.testutil import BlueprintTestCase
class TestRoute53(BlueprintTestCase):
def setUp(self):
self.ctx = Context(config=Config({'namespace': 'test'}))
def test_create_template_hosted_zone_id(self):
blueprint = DNSRecords('route53_dnsrecords', self.ctx)
blueprint.resolve_variables(
[
Variable(
"RecordSets",
[
{
"Name": "host.testdomain.com.",
"Type": "A",
"ResourceRecords": ["10.0.0.1"],
},
{
"Name": "host2.testdomain.com.",
"Type": "A",
"ResourceRecords": ["10.0.0.2"],
},
]
),
Variable("HostedZoneId", "fake_zone_id"),
]
)
blueprint.create_template()
self.assertRenderedBlueprint(blueprint)
def test_create_template_record_set_grroup(self):
blueprint = DNSRecords('route53_record_set_groups', self.ctx)
blueprint.resolve_variables(
[
Variable(
"RecordSetGroups",
{
"Frontend": {
"RecordSets": [
{
"Name": "mysite.example.com",
"Type": "CNAME",
"SetIdentifier": "Frontend One",
"Weight": "4",
"ResourceRecords": ["example-ec2.amazonaws.com"],
},
{
"Name": "mysite.example.com",
"Type": "CNAME",
"SetIdentifier": "Frontend Two",
"Weight": "6",
"ResourceRecords": ["example-ec2-larger.amazonaws.com"],
},
]
},
}
),
Variable("HostedZoneId", "fake_zone_id"),
]
)
blueprint.create_template()
self.assertRenderedBlueprint(blueprint)
def test_create_template_hosted_zone_name(self):
blueprint = DNSRecords('route53_dnsrecords_zone_name', self.ctx)
blueprint.resolve_variables(
[
Variable(
"RecordSets",
[
{
"Name": "host.testdomain.com.",
"Type": "A",
"ResourceRecords": ["10.0.0.1"],
},
{
"Name": "host2.testdomain.com.",
"Type": "A",
"ResourceRecords": ["10.0.0.2"],
"Comment": "This is host2's record. : )",
},
{
"Name": "host3.testdomain.com.",
"Type": "A",
"ResourceRecords": ["10.0.0.3"],
"Comment": "This record is present but disabled.",
"Enabled": False,
},
]
),
Variable("HostedZoneName", "testdomain.com"),
Variable("Comment", "test-testdomain-com"),
]
)
record_sets = blueprint.create_template()
self.assertEqual(2, len(record_sets))
self.assertRenderedBlueprint(blueprint)
def test_cloudfront_alias_adds_hosted_zone_id(self):
blueprint = DNSRecords('route53_cf_alias_hosted_zone_id', self.ctx)
blueprint.resolve_variables(
[
Variable(
"RecordSets",
[
{
"Name": "host.testdomain.com.",
"Type": "A",
"AliasTarget": {
"DNSName": "d123456789f.cloudfront.net.",
},
},
]
),
Variable("HostedZoneId", "fake_zone_id"),
]
)
record_sets = blueprint.create_template()
self.assertEqual(record_sets[0].AliasTarget.HostedZoneId,
"Z2FDTNDATAQYW2")
def test_elb_alias_proper_hosted_zone_id(self):
blueprint = DNSRecords('test_route53_elb_alias_hosted_zone_id',
self.ctx)
blueprint.resolve_variables(
[
Variable(
"RecordSets",
[
{
"Name": "host.testdomain.com.",
"Type": "A",
"AliasTarget": {
"DNSName": "myelb-1234567890-abcdef.us-east-2.elb.amazonaws.com.", # noqa
},
},
]
),
Variable("HostedZoneId", "fake_zone_id"),
]
)
record_sets = blueprint.create_template()
self.assertEqual(
record_sets[0].AliasTarget.HostedZoneId, "Z3AADJGX6KTTL2"
)
def test_alias_default_hosted_zone_id(self):
blueprint = DNSRecords(
'test_route53_alias_default_hosted_zone_id', self.ctx
)
blueprint.resolve_variables(
[
Variable(
"RecordSets",
[
{
"Name": "host.testdomain.com.",
"Type": "A",
"AliasTarget": {
"DNSName": "original-gangster-host.testdomain.com.", # noqa
},
},
]
),
Variable("HostedZoneId", "fake_zone_id"),
]
)
record_sets = blueprint.create_template()
self.assertEqual(
record_sets[0].AliasTarget.HostedZoneId, "fake_zone_id"
)
def test_s3_alias_proper_hosted_zone_id(self):
blueprint = DNSRecords('test_route53_s3_alias_hosted_zone_id',
self.ctx)
blueprint.resolve_variables(
[
Variable(
"RecordSets",
[
{
"Name": "host.testdomain.com.",
"Type": "A",
"AliasTarget": {
"DNSName": "s3-website-us-east-1.amazonaws.com", # noqa
},
},
]
),
Variable("HostedZoneId", "fake_zone_id"),
]
)
record_sets = blueprint.create_template()
self.assertEqual(
record_sets[0].AliasTarget.HostedZoneId, "Z3AQBSTGFYJSTF"
)
def test_error_when_specify_both_hosted_zone_id_and_name(self):
blueprint = DNSRecords('route53_both_hosted_zone_id_and_name_error',
self.ctx)
blueprint.resolve_variables(
[
Variable(
"RecordSets",
[
{
"Name": "host.testdomain.com.",
"Type": "A",
"ResourceRecords": ["10.0.0.1"],
},
]
),
Variable("HostedZoneId", "fake_zone_id"),
Variable("HostedZoneName", "fake_zone_name"),
]
)
with self.assertRaises(ValueError):
blueprint.create_template()
def test_error_when_specify_no_hosted_zone_id_or_name(self):
blueprint = DNSRecords('route53_missing_hosted_zone_id_or_name_error',
self.ctx)
blueprint.resolve_variables(
[
Variable(
"RecordSets",
[
{
"Name": "host.testdomain.com.",
"Type": "A",
"ResourceRecords": ["10.0.0.1"],
},
]
),
]
)
with self.assertRaises(ValueError):
blueprint.create_template()
def test_get_record_set_md5(self):
rs_name = "www.example.com"
self.assertEqual(
get_record_set_md5(rs_name, "A"),
get_record_set_md5(rs_name, "A")
)
self.assertNotEqual(
get_record_set_md5(rs_name, "A"),
get_record_set_md5(rs_name, "MX")
)
def test_get_record_set_md5_a_and_cname_same_sum(self):
rs_name = "www.example.com"
self.assertEqual(
get_record_set_md5(rs_name, "A"),
get_record_set_md5(rs_name, "CNAME")
)
def test_get_record_set_md5_caps_in_name_same_sum(self):
rs_name = "www.example.com"
self.assertEqual(
get_record_set_md5(rs_name, "A"),
get_record_set_md5("Www.Example.Com", "A")
)
if __name__ == '__main__':
import unittest
unittest.main()