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|
#!/usr/bin/python
# -*- coding: utf-8 -*-
# Copyright: (c) 2018, Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
DOCUMENTATION = r'''
---
module: route53
version_added: 5.0.0
short_description: add or delete entries in Amazons Route 53 DNS service
description:
- Creates and deletes DNS records in Amazons Route 53 service.
- This module was originally added to C(community.aws) in release 1.0.0.
options:
state:
description:
- Specifies the state of the resource record.
required: true
aliases: [ 'command' ]
choices: [ 'present', 'absent', 'get', 'create', 'delete' ]
type: str
zone:
description:
- The DNS zone to modify.
- This is a required parameter, if parameter I(hosted_zone_id) is not supplied.
type: str
hosted_zone_id:
description:
- The Hosted Zone ID of the DNS zone to modify.
- This is a required parameter, if parameter I(zone) is not supplied.
type: str
record:
description:
- The full DNS record to create or delete.
required: true
type: str
ttl:
description:
- The TTL, in second, to give the new record.
- Mutually exclusive with I(alias).
default: 3600
type: int
type:
description:
- The type of DNS record to create.
required: true
choices: [ 'A', 'CNAME', 'MX', 'AAAA', 'TXT', 'PTR', 'SRV', 'SPF', 'CAA', 'NS', 'SOA' ]
type: str
alias:
description:
- Indicates if this is an alias record.
- Mutually exclusive with I(ttl).
- Defaults to C(false).
type: bool
alias_hosted_zone_id:
description:
- The hosted zone identifier.
type: str
alias_evaluate_target_health:
description:
- Whether or not to evaluate an alias target health. Useful for aliases to Elastic Load Balancers.
type: bool
default: false
value:
description:
- The new value when creating a DNS record. YAML lists or multiple comma-spaced values are allowed for non-alias records.
type: list
elements: str
overwrite:
description:
- Whether an existing record should be overwritten on create if values do not match.
type: bool
retry_interval:
description:
- In the case that Route 53 is still servicing a prior request, this module will wait and try again after this many seconds.
If you have many domain names, the default of C(500) seconds may be too long.
default: 500
type: int
private_zone:
description:
- If set to C(true), the private zone matching the requested name within the domain will be used if there are both public and private zones.
- The default is to use the public zone.
type: bool
default: false
identifier:
description:
- Have to be specified for Weighted, latency-based and failover resource record sets only.
An identifier that differentiates among multiple resource record sets that have the same combination of DNS name and type.
type: str
weight:
description:
- Weighted resource record sets only. Among resource record sets that
have the same combination of DNS name and type, a value that
determines what portion of traffic for the current resource record set
is routed to the associated location.
- Mutually exclusive with I(region) and I(failover).
type: int
region:
description:
- Latency-based resource record sets only Among resource record sets
that have the same combination of DNS name and type, a value that
determines which region this should be associated with for the
latency-based routing
- Mutually exclusive with I(weight) and I(failover).
type: str
geo_location:
description:
- Allows to control how Amazon Route 53 responds to DNS queries based on the geographic origin of the query.
- Two geolocation resource record sets that specify same geographic location cannot be created.
- Non-geolocation resource record sets that have the same values for the Name and Type elements as geolocation
resource record sets cannot be created.
suboptions:
continent_code:
description:
- The two-letter code for the continent.
- Specifying I(continent_code) with either I(country_code) or I(subdivision_code) returns an InvalidInput error.
type: str
country_code:
description:
- The two-letter code for a country.
- Amazon Route 53 uses the two-letter country codes that are specified in ISO standard 3166-1 alpha-2 .
type: str
subdivision_code:
description:
- The two-letter code for a state of the United States.
- To specify I(subdivision_code), I(country_code) must be set to C(US).
type: str
type: dict
version_added: 3.3.0
version_added_collection: community.aws
health_check:
description:
- Health check to associate with this record
type: str
failover:
description:
- Failover resource record sets only. Whether this is the primary or
secondary resource record set. Allowed values are PRIMARY and SECONDARY
- Mutually exclusive with I(weight) and I(region).
type: str
choices: ['SECONDARY', 'PRIMARY']
vpc_id:
description:
- "When used in conjunction with private_zone: true, this will only modify records in the private hosted zone attached to this VPC."
- This allows you to have multiple private hosted zones, all with the same name, attached to different VPCs.
type: str
wait:
description:
- Wait until the changes have been replicated to all Amazon Route 53 DNS servers.
type: bool
default: false
wait_timeout:
description:
- How long to wait for the changes to be replicated, in seconds.
default: 300
type: int
author:
- Bruce Pennypacker (@bpennypacker)
- Mike Buzzetti (@jimbydamonk)
extends_documentation_fragment:
- amazon.aws.aws
- amazon.aws.boto3
'''
RETURN = r'''
nameservers:
description: Nameservers associated with the zone.
returned: when state is 'get'
type: list
sample:
- ns-1036.awsdns-00.org.
- ns-516.awsdns-00.net.
- ns-1504.awsdns-00.co.uk.
- ns-1.awsdns-00.com.
set:
description: Info specific to the resource record.
returned: when state is 'get'
type: complex
contains:
alias:
description: Whether this is an alias.
returned: always
type: bool
sample: false
failover:
description: Whether this is the primary or secondary resource record set.
returned: always
type: str
sample: PRIMARY
geo_location:
description: geograpic location based on which Route53 resonds to DNS queries.
returned: when configured
type: dict
sample: { continent_code: "NA", country_code: "US", subdivision_code: "CA" }
version_added: 3.3.0
version_added_collection: community.aws
health_check:
description: health_check associated with this record.
returned: always
type: str
identifier:
description: An identifier that differentiates among multiple resource record sets that have the same combination of DNS name and type.
returned: always
type: str
record:
description: Domain name for the record set.
returned: always
type: str
sample: new.foo.com.
region:
description: Which region this should be associated with for latency-based routing.
returned: always
type: str
sample: us-west-2
ttl:
description: Resource record cache TTL.
returned: always
type: str
sample: '3600'
type:
description: Resource record set type.
returned: always
type: str
sample: A
value:
description: Record value.
returned: always
type: str
sample: 52.43.18.27
values:
description: Record Values.
returned: always
type: list
sample:
- 52.43.18.27
weight:
description: Weight of the record.
returned: always
type: str
sample: '3'
zone:
description: Zone this record set belongs to.
returned: always
type: str
sample: foo.bar.com.
'''
EXAMPLES = r'''
- name: Add new.foo.com as an A record with 3 IPs and wait until the changes have been replicated
amazon.aws.route53:
state: present
zone: foo.com
record: new.foo.com
type: A
ttl: 7200
value: 1.1.1.1,2.2.2.2,3.3.3.3
wait: true
- name: Update new.foo.com as an A record with a list of 3 IPs and wait until the changes have been replicated
amazon.aws.route53:
state: present
zone: foo.com
record: new.foo.com
type: A
ttl: 7200
value:
- 1.1.1.1
- 2.2.2.2
- 3.3.3.3
wait: true
- name: Retrieve the details for new.foo.com
amazon.aws.route53:
state: get
zone: foo.com
record: new.foo.com
type: A
register: rec
- name: Delete new.foo.com A record using the results from the get command
amazon.aws.route53:
state: absent
zone: foo.com
record: "{{ rec.set.record }}"
ttl: "{{ rec.set.ttl }}"
type: "{{ rec.set.type }}"
value: "{{ rec.set.value }}"
# Add an AAAA record. Note that because there are colons in the value
# that the IPv6 address must be quoted. Also shows using the old form command=create.
- name: Add an AAAA record
amazon.aws.route53:
command: create
zone: foo.com
record: localhost.foo.com
type: AAAA
ttl: 7200
value: "::1"
# For more information on SRV records see:
# https://en.wikipedia.org/wiki/SRV_record
- name: Add a SRV record with multiple fields for a service on port 22222
amazon.aws.route53:
state: present
zone: foo.com
record: "_example-service._tcp.foo.com"
type: SRV
value: "0 0 22222 host1.foo.com,0 0 22222 host2.foo.com"
# Note that TXT and SPF records must be surrounded
# by quotes when sent to Route 53:
- name: Add a TXT record.
amazon.aws.route53:
state: present
zone: foo.com
record: localhost.foo.com
type: TXT
ttl: 7200
value: '"bar"'
- name: Add an alias record that points to an Amazon ELB
amazon.aws.route53:
state: present
zone: foo.com
record: elb.foo.com
type: A
value: "{{ elb_dns_name }}"
alias: True
alias_hosted_zone_id: "{{ elb_zone_id }}"
- name: Retrieve the details for elb.foo.com
amazon.aws.route53:
state: get
zone: foo.com
record: elb.foo.com
type: A
register: rec
- name: Delete an alias record using the results from the get command
amazon.aws.route53:
state: absent
zone: foo.com
record: "{{ rec.set.record }}"
ttl: "{{ rec.set.ttl }}"
type: "{{ rec.set.type }}"
value: "{{ rec.set.value }}"
alias: True
alias_hosted_zone_id: "{{ rec.set.alias_hosted_zone_id }}"
- name: Add an alias record that points to an Amazon ELB and evaluates it health
amazon.aws.route53:
state: present
zone: foo.com
record: elb.foo.com
type: A
value: "{{ elb_dns_name }}"
alias: True
alias_hosted_zone_id: "{{ elb_zone_id }}"
alias_evaluate_target_health: True
- name: Add an AAAA record with Hosted Zone ID
amazon.aws.route53:
state: present
zone: foo.com
hosted_zone_id: Z2AABBCCDDEEFF
record: localhost.foo.com
type: AAAA
ttl: 7200
value: "::1"
- name: Use a routing policy to distribute traffic
amazon.aws.route53:
state: present
zone: foo.com
record: www.foo.com
type: CNAME
value: host1.foo.com
ttl: 30
# Routing policy
identifier: "host1@www"
weight: 100
health_check: "d994b780-3150-49fd-9205-356abdd42e75"
- name: Add a CAA record (RFC 6844)
amazon.aws.route53:
state: present
zone: example.com
record: example.com
type: CAA
value:
- 0 issue "ca.example.net"
- 0 issuewild ";"
- 0 iodef "mailto:security@example.com"
- name: Create a record with geo_location - country_code
amazon.aws.route53:
state: present
zone: '{{ zone_one }}'
record: 'geo-test.{{ zone_one }}'
identifier: "geohost@www"
type: A
value: 1.1.1.1
ttl: 30
geo_location:
country_code: US
- name: Create a record with geo_location - subdivision code
amazon.aws.route53:
state: present
zone: '{{ zone_one }}'
record: 'geo-test.{{ zone_one }}'
identifier: "geohost@www"
type: A
value: 1.1.1.1
ttl: 30
geo_location:
country_code: US
subdivision_code: TX
'''
from operator import itemgetter
try:
import botocore
except ImportError:
pass # Handled by AnsibleAWSModule
from ansible.module_utils._text import to_native
from ansible.module_utils.common.dict_transformations import camel_dict_to_snake_dict
from ansible_collections.amazon.aws.plugins.module_utils.core import AnsibleAWSModule
from ansible_collections.amazon.aws.plugins.module_utils.core import is_boto3_error_message
from ansible_collections.amazon.aws.plugins.module_utils.core import scrub_none_parameters
from ansible_collections.amazon.aws.plugins.module_utils.ec2 import AWSRetry
from ansible_collections.amazon.aws.plugins.module_utils.waiters import get_waiter
MAX_AWS_RETRIES = 10 # How many retries to perform when an API call is failing
WAIT_RETRY = 5 # how many seconds to wait between propagation status polls
@AWSRetry.jittered_backoff(retries=MAX_AWS_RETRIES)
def _list_record_sets(route53, **kwargs):
paginator = route53.get_paginator('list_resource_record_sets')
return paginator.paginate(**kwargs).build_full_result()['ResourceRecordSets']
@AWSRetry.jittered_backoff(retries=MAX_AWS_RETRIES)
def _list_hosted_zones(route53, **kwargs):
paginator = route53.get_paginator('list_hosted_zones')
return paginator.paginate(**kwargs).build_full_result()['HostedZones']
def get_record(route53, zone_id, record_name, record_type, record_identifier):
record_sets_results = _list_record_sets(route53, HostedZoneId=zone_id)
for record_set in record_sets_results:
record_set['Name'] = record_set['Name'].encode().decode('unicode_escape')
# If the record name and type is not equal, move to the next record
if (record_name.lower(), record_type) != (record_set['Name'].lower(), record_set['Type']):
continue
if record_identifier and record_identifier != record_set.get("SetIdentifier"):
continue
return record_set
return None
def get_zone_id_by_name(route53, module, zone_name, want_private, want_vpc_id):
"""Finds a zone by name or zone_id"""
hosted_zones_results = _list_hosted_zones(route53)
for zone in hosted_zones_results:
# only save this zone id if the private status of the zone matches
# the private_zone_in boolean specified in the params
private_zone = module.boolean(zone['Config'].get('PrivateZone', False))
zone_id = zone['Id'].replace("/hostedzone/", "")
if private_zone == want_private and zone['Name'] == zone_name:
if want_vpc_id:
# NOTE: These details aren't available in other boto3 methods, hence the necessary
# extra API call
hosted_zone = route53.get_hosted_zone(aws_retry=True, Id=zone_id)
if want_vpc_id in [v['VPCId'] for v in hosted_zone['VPCs']]:
return zone_id
else:
return zone_id
return None
def format_record(record_in, zone_in, zone_id):
"""
Formats a record in a way that's consistent with the pre-boto3 migration values
as well as returning the 'normal' boto3 style values
"""
if not record_in:
return None
record = dict(record_in)
record['zone'] = zone_in
record['hosted_zone_id'] = zone_id
record['type'] = record_in.get('Type', None)
record['record'] = record_in.get('Name').encode().decode('unicode_escape')
record['ttl'] = record_in.get('TTL', None)
record['identifier'] = record_in.get('SetIdentifier', None)
record['weight'] = record_in.get('Weight', None)
record['region'] = record_in.get('Region', None)
record['failover'] = record_in.get('Failover', None)
record['health_check'] = record_in.get('HealthCheckId', None)
if record['ttl']:
record['ttl'] = str(record['ttl'])
if record['weight']:
record['weight'] = str(record['weight'])
if record['region']:
record['region'] = str(record['region'])
if record_in.get('AliasTarget'):
record['alias'] = True
record['value'] = record_in['AliasTarget'].get('DNSName')
record['values'] = [record_in['AliasTarget'].get('DNSName')]
record['alias_hosted_zone_id'] = record_in['AliasTarget'].get('HostedZoneId')
record['alias_evaluate_target_health'] = record_in['AliasTarget'].get('EvaluateTargetHealth')
else:
record['alias'] = False
records = [r.get('Value') for r in record_in.get('ResourceRecords')]
record['value'] = ','.join(sorted(records))
record['values'] = sorted(records)
return record
def get_hosted_zone_nameservers(route53, zone_id):
hosted_zone_name = route53.get_hosted_zone(aws_retry=True, Id=zone_id)['HostedZone']['Name']
resource_records_sets = _list_record_sets(route53, HostedZoneId=zone_id)
nameservers_records = list(
filter(lambda record: record['Name'] == hosted_zone_name and record['Type'] == 'NS', resource_records_sets)
)[0]['ResourceRecords']
return [ns_record['Value'] for ns_record in nameservers_records]
def main():
argument_spec = dict(
state=dict(type='str', required=True, choices=['absent', 'create', 'delete', 'get', 'present'], aliases=['command']),
zone=dict(type='str'),
hosted_zone_id=dict(type='str'),
record=dict(type='str', required=True),
ttl=dict(type='int', default=3600),
type=dict(type='str', required=True, choices=['A', 'AAAA', 'CAA', 'CNAME', 'MX', 'NS', 'PTR', 'SOA', 'SPF', 'SRV', 'TXT']),
alias=dict(type='bool'),
alias_hosted_zone_id=dict(type='str'),
alias_evaluate_target_health=dict(type='bool', default=False),
value=dict(type='list', elements='str'),
overwrite=dict(type='bool'),
retry_interval=dict(type='int', default=500),
private_zone=dict(type='bool', default=False),
identifier=dict(type='str'),
weight=dict(type='int'),
region=dict(type='str'),
geo_location=dict(type='dict',
options=dict(
continent_code=dict(type="str"),
country_code=dict(type="str"),
subdivision_code=dict(type="str")),
required=False),
health_check=dict(type='str'),
failover=dict(type='str', choices=['PRIMARY', 'SECONDARY']),
vpc_id=dict(type='str'),
wait=dict(type='bool', default=False),
wait_timeout=dict(type='int', default=300),
)
module = AnsibleAWSModule(
argument_spec=argument_spec,
supports_check_mode=True,
required_one_of=[['zone', 'hosted_zone_id']],
# If alias is True then you must specify alias_hosted_zone as well
required_together=[['alias', 'alias_hosted_zone_id']],
# state=present, absent, create, delete THEN value is required
required_if=(
('state', 'present', ['value']),
('state', 'create', ['value']),
),
# failover, region and weight are mutually exclusive
mutually_exclusive=[
('failover', 'region', 'weight'),
('alias', 'ttl'),
],
# failover, region, weight and geo_location require identifier
required_by=dict(
failover=('identifier',),
region=('identifier',),
weight=('identifier',),
geo_location=('identifier'),
),
)
if module.params['state'] in ('present', 'create'):
command_in = 'create'
elif module.params['state'] in ('absent', 'delete'):
command_in = 'delete'
elif module.params['state'] == 'get':
command_in = 'get'
zone_in = (module.params.get('zone') or '').lower()
hosted_zone_id_in = module.params.get('hosted_zone_id')
ttl_in = module.params.get('ttl')
record_in = module.params.get('record').lower()
type_in = module.params.get('type')
value_in = module.params.get('value') or []
alias_in = module.params.get('alias')
alias_hosted_zone_id_in = module.params.get('alias_hosted_zone_id')
alias_evaluate_target_health_in = module.params.get('alias_evaluate_target_health')
retry_interval_in = module.params.get('retry_interval')
if module.params['vpc_id'] is not None:
private_zone_in = True
else:
private_zone_in = module.params.get('private_zone')
identifier_in = module.params.get('identifier')
weight_in = module.params.get('weight')
region_in = module.params.get('region')
health_check_in = module.params.get('health_check')
failover_in = module.params.get('failover')
vpc_id_in = module.params.get('vpc_id')
wait_in = module.params.get('wait')
wait_timeout_in = module.params.get('wait_timeout')
geo_location = module.params.get('geo_location')
if zone_in[-1:] != '.':
zone_in += "."
if record_in[-1:] != '.':
record_in += "."
if command_in == 'create' or command_in == 'delete':
if alias_in and len(value_in) != 1:
module.fail_json(msg="parameter 'value' must contain a single dns name for alias records")
if (weight_in is None and region_in is None and failover_in is None and geo_location is None) and identifier_in is not None:
module.fail_json(msg="You have specified identifier which makes sense only if you specify one of: weight, region, geo_location or failover.")
retry_decorator = AWSRetry.jittered_backoff(
retries=MAX_AWS_RETRIES,
delay=retry_interval_in,
catch_extra_error_codes=['PriorRequestNotComplete'],
max_delay=max(60, retry_interval_in),
)
# connect to the route53 endpoint
try:
route53 = module.client('route53', retry_decorator=retry_decorator)
except botocore.exceptions.HTTPClientError as e:
module.fail_json_aws(e, msg='Failed to connect to AWS')
# Find the named zone ID
zone_id = hosted_zone_id_in or get_zone_id_by_name(route53, module, zone_in, private_zone_in, vpc_id_in)
# Verify that the requested zone is already defined in Route53
if zone_id is None:
errmsg = "Zone %s does not exist in Route53" % (zone_in or hosted_zone_id_in)
module.fail_json(msg=errmsg)
aws_record = get_record(route53, zone_id, record_in, type_in, identifier_in)
resource_record_set = scrub_none_parameters({
'Name': record_in,
'Type': type_in,
'Weight': weight_in,
'Region': region_in,
'Failover': failover_in,
'TTL': ttl_in,
'ResourceRecords': [dict(Value=value) for value in value_in],
'HealthCheckId': health_check_in,
'SetIdentifier': identifier_in,
})
if geo_location:
continent_code = geo_location.get('continent_code')
country_code = geo_location.get('country_code')
subdivision_code = geo_location.get('subdivision_code')
if continent_code and (country_code or subdivision_code):
module.fail_json(changed=False, msg='While using geo_location, continent_code is mutually exclusive with country_code and subdivision_code.')
if not any([continent_code, country_code, subdivision_code]):
module.fail_json(changed=False, msg='To use geo_location please specify either continent_code, country_code, or subdivision_code.')
if geo_location.get('subdivision_code') and geo_location.get('country_code').lower() != 'us':
module.fail_json(changed=False, msg='To use subdivision_code, you must specify country_code as US.')
# Build geo_location suboptions specification
resource_record_set['GeoLocation'] = {}
if continent_code:
resource_record_set['GeoLocation']['ContinentCode'] = continent_code
if country_code:
resource_record_set['GeoLocation']['CountryCode'] = country_code
if subdivision_code:
resource_record_set['GeoLocation']['SubdivisionCode'] = subdivision_code
if command_in == 'delete' and aws_record is not None:
resource_record_set['TTL'] = aws_record.get('TTL')
if not resource_record_set['ResourceRecords']:
resource_record_set['ResourceRecords'] = aws_record.get('ResourceRecords')
if alias_in:
resource_record_set['AliasTarget'] = dict(
HostedZoneId=alias_hosted_zone_id_in,
DNSName=value_in[0],
EvaluateTargetHealth=alias_evaluate_target_health_in
)
if 'ResourceRecords' in resource_record_set:
del resource_record_set['ResourceRecords']
if 'TTL' in resource_record_set:
del resource_record_set['TTL']
# On CAA records order doesn't matter
if type_in == 'CAA':
resource_record_set['ResourceRecords'] = sorted(resource_record_set['ResourceRecords'], key=itemgetter('Value'))
if aws_record:
aws_record['ResourceRecords'] = sorted(aws_record['ResourceRecords'], key=itemgetter('Value'))
if command_in == 'create' and aws_record == resource_record_set:
rr_sets = [camel_dict_to_snake_dict(resource_record_set)]
module.exit_json(changed=False, resource_records_sets=rr_sets)
if command_in == 'get':
if type_in == 'NS':
ns = aws_record.get('values', [])
else:
# Retrieve name servers associated to the zone.
ns = get_hosted_zone_nameservers(route53, zone_id)
formatted_aws = format_record(aws_record, zone_in, zone_id)
if formatted_aws is None:
# record does not exist
module.exit_json(changed=False, set=[], nameservers=ns, resource_record_sets=[])
rr_sets = [camel_dict_to_snake_dict(aws_record)]
module.exit_json(changed=False, set=formatted_aws, nameservers=ns, resource_record_sets=rr_sets)
if command_in == 'delete' and not aws_record:
module.exit_json(changed=False)
if command_in == 'create' or command_in == 'delete':
if command_in == 'create' and aws_record:
if not module.params['overwrite']:
module.fail_json(msg="Record already exists with different value. Set 'overwrite' to replace it")
command = 'UPSERT'
else:
command = command_in.upper()
if not module.check_mode:
try:
change_resource_record_sets = route53.change_resource_record_sets(
aws_retry=True,
HostedZoneId=zone_id,
ChangeBatch=dict(
Changes=[
dict(
Action=command,
ResourceRecordSet=resource_record_set
)
]
)
)
if wait_in:
waiter = get_waiter(route53, 'resource_record_sets_changed')
waiter.wait(
Id=change_resource_record_sets['ChangeInfo']['Id'],
WaiterConfig=dict(
Delay=WAIT_RETRY,
MaxAttempts=wait_timeout_in // WAIT_RETRY,
)
)
except is_boto3_error_message('but it already exists'):
module.exit_json(changed=False)
except botocore.exceptions.WaiterError as e:
module.fail_json_aws(e, msg='Timeout waiting for resource records changes to be applied')
except (botocore.exceptions.BotoCoreError, botocore.exceptions.ClientError) as e: # pylint: disable=duplicate-except
module.fail_json_aws(e, msg='Failed to update records')
except Exception as e:
module.fail_json(msg='Unhandled exception. (%s)' % to_native(e))
rr_sets = [camel_dict_to_snake_dict(resource_record_set)]
formatted_aws = format_record(aws_record, zone_in, zone_id)
formatted_record = format_record(resource_record_set, zone_in, zone_id)
module.exit_json(
changed=True,
diff=dict(
before=formatted_aws,
after=formatted_record if command_in != 'delete' else {},
resource_record_sets=rr_sets,
),
)
if __name__ == '__main__':
main()
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