azure_rm_virtualmachine: adding possibility of disabling public ip address (#36766)

* adding possibility of disabling public ip address

* fixed indent

* fixed whitespace

* fixed mistake

* try to create test with vm without public ip address

* try to fix test

* another attempt for test

* fixing test

* create vm with no ip with different name and delete it immediately

* a few additional fixes

* another attempt to pass test

* must be deleted

* simplified no ip test

* reorganised tests

* Wrapped choice in C()

lib/ansible/modules/cloud/azure/azure_rm_virtualmachine.py

@@ -202,9 +202,11 @@ options:
             - If a public IP address is created when creating the VM (because a Network Interface was not provided),
               determines if the public IP address remains permanently associated with the Network Interface. If set
               to 'Dynamic' the public IP address may change any time the VM is rebooted or power cycled.
+            - The C(Disabled) choice was added in Ansible 2.6.
         choices:
             - Dynamic
             - Static
+            - Disabled
         default:
             - Static
         aliases:
@@ -646,7 +648,7 @@ class AzureRMVirtualMachine(AzureRMModuleBase):
                                  default='ReadOnly'),
             managed_disk_type=dict(type='str', choices=['Standard_LRS', 'Premium_LRS']),
             os_type=dict(type='str', choices=['Linux', 'Windows'], default='Linux'),
-            public_ip_allocation_method=dict(type='str', choices=['Dynamic', 'Static'], default='Static',
+            public_ip_allocation_method=dict(type='str', choices=['Dynamic', 'Static', 'Disabled'], default='Static',
                                              aliases=['public_ip_allocation']),
             open_ports=dict(type='list'),
             network_interface_names=dict(type='list', aliases=['network_interfaces']),
@@ -1641,8 +1643,11 @@ class AzureRMVirtualMachine(AzureRMModuleBase):
             if not subnet_id:
                 self.fail(no_subnets_msg)
 
-        self.results['actions'].append('Created default public IP {0}'.format(self.name + '01'))
-        pip = self.create_default_pip(self.resource_group, self.location, self.name + '01', self.public_ip_allocation_method)
+        pip = None
+        if self.public_ip_allocation_method != 'Disabled':
+            self.results['actions'].append('Created default public IP {0}'.format(self.name + '01'))
+            pip_info = self.create_default_pip(self.resource_group, self.location, self.name + '01', self.public_ip_allocation_method)
+            pip = self.network_models.PublicIPAddress(id=pip_info.id, location=pip_info.location, resource_guid=pip_info.resource_guid)
 
         self.results['actions'].append('Created default security group {0}'.format(self.name + '01'))
         group = self.create_default_securitygroup(self.resource_group, self.location, self.name + '01', self.os_type,
@@ -1661,9 +1666,7 @@ class AzureRMVirtualMachine(AzureRMModuleBase):
         parameters.network_security_group = self.network_models.NetworkSecurityGroup(id=group.id,
                                                                                      location=group.location,
                                                                                      resource_guid=group.resource_guid)
-        parameters.ip_configurations[0].public_ip_address = self.network_models.PublicIPAddress(id=pip.id,
-                                                                                                location=pip.location,
-                                                                                                resource_guid=pip.resource_guid)
+        parameters.ip_configurations[0].public_ip_address = pip
 
         self.log("Creating NIC {0}".format(network_interface_name))
         self.log(self.serialize_obj(parameters, 'NetworkInterface'), pretty_print=True)

test/integration/targets/azure_rm_virtualmachine/tasks/virtualmachine.yml

@@ -222,6 +222,35 @@
 - assert:
       that: azure_publicipaddresses | length == 0
 
+- name: Create virtual machine without public ip address
+  register: output
+  azure_rm_virtualmachine:
+      resource_group: "{{ resource_group }}"
+      name: testvmnoip
+      vm_size: Standard_A0
+      admin_username: adminuser
+      admin_password: Password123!
+      short_hostname: testvm
+      os_type: Linux
+      public_ip_allocation_method: Disabled
+      availability_set: "avbs{{ resource_group | hash('md5') | truncate(7, True, '') }}"
+      image:
+        offer: UbuntuServer
+        publisher: Canonical
+        sku: 16.04-LTS
+        version: latest
+
+- assert:
+      that:
+        - not 'publicIPAddress' in output.ansible_facts.azure_vm.properties.networkProfile.networkInterfaces[0].properties.ipConfigurations[0].properties
+
+- name: Delete VM with no public ip
+  azure_rm_virtualmachine:
+      resource_group: "{{ resource_group }}"
+      name: testvmnoip
+      state: absent
+      vm_size: Standard_A0
+
 # TODO: Until we have a module to create/delete images this is the best tests
 # I can do
 - name: assert error thrown with invalid image dict