update elb_xxxx module adding ip_address_type option

changelogs/499-elb-module-add-ip_address_type_option.yml

@@ -0,0 +1,4 @@
+minor_changes:
+- elb_application_lb - added ``ip_address_type`` parameter to support changing application load balancer configuration (https://github.com/ansible-collections/community.aws/pull/499).
+- elb_network_lb - added ``ip_address_type`` parameter to support changing network load balancer configuration (https://github.com/ansible-collections/community.aws/pull/499).
+- elb_application_lb_info - added ``ip_address_type`` in output when gathering application load balancer parameters (https://github.com/ansible-collections/community.aws/pull/499).

plugins/modules/elb_application_lb.py

@@ -179,6 +179,11 @@
       - When set to C(no), keep the existing load balancer rules in place. Will modify and add, but will not delete.
     default: yes
     type: bool
+  ip_address_type:
+    description:
+      - Sets the type of IP addresses used by the subnets of the specified Application Load Balancer.
+    choices: [ 'ipv4', 'dualstack' ]
+    type: str
 extends_documentation_fragment:
 - amazon.aws.aws
 - amazon.aws.ec2
@@ -476,7 +481,6 @@
 
 def create_or_update_elb(elb_obj):
     """Create ELB or modify main attributes. json_exit here"""
-
     if elb_obj.elb:
         # ELB exists so check subnets, security groups and tags match what has been passed
 
@@ -562,6 +566,9 @@ def create_or_update_elb(elb_obj):
                 rule_obj.modify()
                 elb_obj.changed = True
 
+    # Update ELB ip address type only if option has been provided
+    if elb_obj.module.params.get('ip_address_type') is not None:
+        elb_obj.modify_ip_address_type(elb_obj.module.params.get('ip_address_type'))
     # Get the ELB again
     elb_obj.update()
 
@@ -583,6 +590,9 @@ def create_or_update_elb(elb_obj):
     # Change tags to ansible friendly dict
     snaked_elb['tags'] = boto3_tag_list_to_ansible_dict(snaked_elb['tags'])
 
+    # ip address type
+    snaked_elb['ip_address_type'] = elb_obj.get_elb_ip_address_type()
+
     elb_obj.module.exit_json(changed=elb_obj.changed, **snaked_elb)
 
 
@@ -629,7 +639,8 @@ def main():
         tags=dict(type='dict'),
         wait_timeout=dict(type='int'),
         wait=dict(default=False, type='bool'),
-        purge_rules=dict(default=True, type='bool')
+        purge_rules=dict(default=True, type='bool'),
+        ip_address_type=dict(type='str', choices=['ipv4', 'dualstack'])
     )
 
     module = AnsibleAWSModule(argument_spec=argument_spec,

plugins/modules/elb_application_lb_info.py

@@ -70,94 +70,76 @@
     contains:
         access_logs_s3_bucket:
             description: The name of the S3 bucket for the access logs.
-            returned: when status is present
             type: str
             sample: mys3bucket
         access_logs_s3_enabled:
             description: Indicates whether access logs stored in Amazon S3 are enabled.
-            returned: when status is present
             type: str
             sample: true
         access_logs_s3_prefix:
             description: The prefix for the location in the S3 bucket.
-            returned: when status is present
             type: str
             sample: /my/logs
         availability_zones:
             description: The Availability Zones for the load balancer.
-            returned: when status is present
             type: list
             sample: "[{'subnet_id': 'subnet-aabbccddff', 'zone_name': 'ap-southeast-2a'}]"
         canonical_hosted_zone_id:
             description: The ID of the Amazon Route 53 hosted zone associated with the load balancer.
-            returned: when status is present
             type: str
             sample: ABCDEF12345678
         created_time:
             description: The date and time the load balancer was created.
-            returned: when status is present
             type: str
             sample: "2015-02-12T02:14:02+00:00"
         deletion_protection_enabled:
             description: Indicates whether deletion protection is enabled.
-            returned: when status is present
             type: str
             sample: true
         dns_name:
             description: The public DNS name of the load balancer.
-            returned: when status is present
             type: str
             sample: internal-my-elb-123456789.ap-southeast-2.elb.amazonaws.com
         idle_timeout_timeout_seconds:
             description: The idle timeout value, in seconds.
-            returned: when status is present
             type: str
             sample: 60
         ip_address_type:
             description:  The type of IP addresses used by the subnets for the load balancer.
-            returned: when status is present
             type: str
             sample: ipv4
         load_balancer_arn:
             description: The Amazon Resource Name (ARN) of the load balancer.
-            returned: when status is present
             type: str
             sample: arn:aws:elasticloadbalancing:ap-southeast-2:0123456789:loadbalancer/app/my-elb/001122334455
         load_balancer_name:
             description: The name of the load balancer.
-            returned: when status is present
             type: str
             sample: my-elb
         scheme:
             description: Internet-facing or internal load balancer.
-            returned: when status is present
             type: str
             sample: internal
         security_groups:
             description: The IDs of the security groups for the load balancer.
-            returned: when status is present
             type: list
             sample: ['sg-0011223344']
         state:
             description: The state of the load balancer.
-            returned: when status is present
             type: dict
             sample: "{'code': 'active'}"
         tags:
             description: The tags attached to the load balancer.
-            returned: when status is present
             type: dict
             sample: "{
                 'Tag': 'Example'
             }"
         type:
             description: The type of load balancer.
-            returned: when status is present
             type: str
             sample: application
         vpc_id:
             description: The ID of the VPC for the load balancer.
-            returned: when status is present
             type: str
             sample: vpc-0011223344
 '''
@@ -213,8 +195,14 @@ def get_load_balancer_tags(connection, module, load_balancer_arn):
         module.fail_json_aws(e, msg="Failed to describe load balancer tags")
 
 
-def list_load_balancers(connection, module):
+def get_load_balancer_ipaddresstype(connection, module, load_balancer_arn):
+    try:
+        return connection.describe_load_balancers(LoadBalancerArns=[load_balancer_arn])['LoadBalancers'][0]['IpAddressType']
+    except (botocore.exceptions.ClientError, botocore.exceptions.BotoCoreError) as e:
+        module.fail_json_aws(e, msg="Failed to describe load balancer ip address type")
 
+
+def list_load_balancers(connection, module):
     load_balancer_arns = module.params.get("load_balancer_arns")
     names = module.params.get("names")
 
@@ -242,6 +230,9 @@ def list_load_balancers(connection, module):
         for listener in load_balancer['listeners']:
             listener['rules'] = get_listener_rules(connection, module, listener['ListenerArn'])
 
+        # Get ELB ip address type
+        load_balancer['IpAddressType'] = get_load_balancer_ipaddresstype(connection, module, load_balancer['LoadBalancerArn'])
+
     # Turn the boto3 result in to ansible_friendly_snaked_names
     snaked_load_balancers = [camel_dict_to_snake_dict(load_balancer) for load_balancer in load_balancers['LoadBalancers']]
 

plugins/modules/elb_network_lb.py

@@ -125,6 +125,11 @@
     description:
       - The duration in seconds to wait, used in conjunction with I(wait).
     type: int
+  ip_address_type:
+    description:
+      - Sets the type of IP addresses used by the subnets of the specified Application Load Balancer.
+    choices: [ 'ipv4', 'dualstack' ]
+    type: str
 extends_documentation_fragment:
 - amazon.aws.aws
 - amazon.aws.ec2
@@ -314,7 +319,6 @@
 
 def create_or_update_elb(elb_obj):
     """Create ELB or modify main attributes. json_exit here"""
-
     if elb_obj.elb:
         # ELB exists so check subnets, security groups and tags match what has been passed
 
@@ -379,6 +383,10 @@ def create_or_update_elb(elb_obj):
     # Update the ELB attributes
     elb_obj.update_elb_attributes()
 
+    # Update ELB ip address type only if option has been provided
+    if elb_obj.module.params.get('ip_address_type') is not None:
+        elb_obj.modify_ip_address_type(elb_obj.module.params.get('ip_address_type'))
+
     # Convert to snake_case and merge in everything we want to return to the user
     snaked_elb = camel_dict_to_snake_dict(elb_obj.elb)
     snaked_elb.update(camel_dict_to_snake_dict(elb_obj.elb_attributes))
@@ -389,6 +397,9 @@ def create_or_update_elb(elb_obj):
     # Change tags to ansible friendly dict
     snaked_elb['tags'] = boto3_tag_list_to_ansible_dict(snaked_elb['tags'])
 
+    # ip address type
+    snaked_elb['ip_address_type'] = elb_obj.get_elb_ip_address_type()
+
     elb_obj.module.exit_json(changed=elb_obj.changed, **snaked_elb)
 
 
@@ -425,7 +436,8 @@ def main():
             state=dict(choices=['present', 'absent'], type='str'),
             tags=dict(type='dict'),
             wait_timeout=dict(type='int'),
-            wait=dict(type='bool')
+            wait=dict(type='bool'),
+            ip_address_type=dict(type='str', choices=['ipv4', 'dualstack'])
         )
     )
 

tests/integration/targets/elb_application_lb/tasks/full_test.yml

@@ -6,6 +6,7 @@
       cidr_block: 10.228.228.0/22
       name: '{{ resource_prefix }}_vpc'
       state: present
+      ipv6_cidr: true
     register: vpc
   - name: create internet gateway
     ec2_vpc_igw:
@@ -14,7 +15,7 @@
       tags:
         Name: '{{ resource_prefix }}'
     register: igw
-  - name: create public subnet
+  - name: create private subnet
     ec2_vpc_subnet:
       cidr: '{{ item.cidr }}'
       az: '{{ aws_region}}{{ item.az }}'
@@ -24,19 +25,33 @@
         Public: '{{ item.public|string }}'
         Name: '{{ item.public|ternary(''public'', ''private'') }}-{{ item.az }}'
     with_items:
-    - cidr: 10.228.228.0/24
-      az: a
-      public: 'True'
-    - cidr: 10.228.229.0/24
-      az: b
-      public: 'True'
     - cidr: 10.228.230.0/24
       az: a
       public: 'False'
     - cidr: 10.228.231.0/24
       az: b
       public: 'False'
-    register: subnets
+
+  - name: create public subnets with ipv6
+    ec2_vpc_subnet:
+      cidr: '{{ item.cidr }}'
+      az: '{{ aws_region}}{{ item.az }}'
+      vpc_id: '{{ vpc.vpc.id }}'
+      state: present
+      ipv6_cidr: '{{ item.vpc_ipv6_cidr }}'
+      tags:
+        Public: '{{ item.public|string }}'
+        Name: '{{ item.public|ternary(''public'', ''private'') }}-{{ item.az }}'
+    with_items:
+    - cidr: 10.228.228.0/24
+      az: a
+      public: 'True'
+      vpc_ipv6_cidr: "{{ vpc.vpc.ipv6_cidr_block_association_set[0].ipv6_cidr_block | replace('0::/56','0::/64') }}"
+    - cidr: 10.228.229.0/24
+      az: b
+      public: 'True'
+      vpc_ipv6_cidr: "{{ vpc.vpc.ipv6_cidr_block_association_set[0].ipv6_cidr_block | replace('0::/56','1::/64') }}"
+
   - ec2_vpc_subnet_info:
       filters:
         vpc-id: '{{ vpc.vpc.id }}'
@@ -83,6 +98,7 @@
 
   # Run main tests
   - include_tasks: test_alb_bad_listener_options.yml
+  - include_tasks: test_alb_ip_address_type_options.yml
   - include_tasks: test_alb_tags.yml
   - include_tasks: test_creating_alb.yml
   - include_tasks: test_alb_with_asg.yml

tests/integration/targets/elb_application_lb/tasks/test_alb_ip_address_type_options.yml

@@ -0,0 +1,93 @@
+- block:
+  - name: set elb name for ipv6
+    set_fact:
+      elb_name_ipv6: "{{ alb_name ~ 'ipv6' }}"
+
+  - name: test creating an ELB with invalid ip address type
+    elb_application_lb:
+      name: "{{ elb_name_ipv6 }}"
+      subnets: "{{ alb_subnets }}"
+      security_groups: "{{ sec_group.group_id }}"
+      state: present
+      listeners:
+        - Protocol: HTTP
+          Port: 80
+          DefaultActions:
+            - Type: forward
+              TargetGroupName: "{{ tg_name }}"
+      ip_address_type: "ip_addr_v4_v6"
+    ignore_errors: yes
+    register: elb
+
+  - assert:
+      that:
+        - elb is failed
+
+  - name: test creating an ELB with dualstack ip adress type
+    elb_application_lb:
+      name: "{{ elb_name_ipv6 }}"
+      subnets: "{{ alb_subnets }}"
+      security_groups: "{{ sec_group.group_id }}"
+      state: present
+      listeners:
+        - Protocol: HTTP
+          Port: 80
+          DefaultActions:
+            - Type: forward
+              TargetGroupName: "{{ tg_name }}"
+      ip_address_type: "dualstack"
+    register: elb
+
+  - assert:
+      that:
+        - elb.ip_address_type == "dualstack"
+
+  - name: test updating an ELB with ipv4 adress type
+    elb_application_lb:
+      name: "{{ elb_name_ipv6 }}"
+      subnets: "{{ alb_subnets }}"
+      security_groups: "{{ sec_group.group_id }}"
+      state: present
+      listeners:
+        - Protocol: HTTP
+          Port: 80
+          DefaultActions:
+            - Type: forward
+              TargetGroupName: "{{ tg_name }}"
+      ip_address_type: "ipv4"
+    register: elb
+
+  - assert:
+      that:
+        - elb.changed
+        - elb.ip_address_type == "ipv4"
+
+  - name: test idempotence updating an ELB with ipv4 adress type
+    elb_application_lb:
+      name: "{{ elb_name_ipv6 }}"
+      subnets: "{{ alb_subnets }}"
+      security_groups: "{{ sec_group.group_id }}"
+      state: present
+      listeners:
+        - Protocol: HTTP
+          Port: 80
+          DefaultActions:
+            - Type: forward
+              TargetGroupName: "{{ tg_name }}"
+      ip_address_type: "ipv4"
+    register: elb
+
+  - assert:
+      that:
+        - not elb.changed
+        - elb.ip_address_type == "ipv4"
+
+  always:
+  # Cleanup
+  - name: destroy ALB if created
+    elb_application_lb:
+      name: '{{ elb_name_ipv6 }}'
+      state: absent
+      wait: true
+      wait_timeout: 600
+    ignore_errors: true

tests/integration/targets/elb_application_lb_info/aliases

@@ -0,0 +1,2 @@
+cloud/aws
+shippable/aws/group2

tests/integration/targets/elb_application_lb_info/defaults/main.yml

@@ -0,0 +1,4 @@
+---
+resource_short: "{{ '%0.8x'%((16**8) | random(seed=resource_prefix)) }}"
+alb_name: "alb-test-{{ resource_short }}"
+tg_name: "alb-test-{{ resource_short }}"

tests/integration/targets/elb_application_lb_info/meta/main.yml

@@ -0,0 +1,2 @@
+dependencies:
+  - setup_remote_tmp_dir