Support embedded_ansible to fetch credentials from provider

https://bugzilla.redhat.com/show_bug.cgi?id=1448918

If we dont find a ansible provider thru the service template and
the method gets passed in a parameter embedded_ansible true we use
the first Embedded Ansible Provider and collect the credentials
connected to it

content/automate/ManageIQ/AutomationManagement/AnsibleTower/Operations/Methods.class/__class__.yaml

@@ -31,12 +31,32 @@ object:
       on_error: 
       max_retries: 
       max_time: 
+  - field:
+      aetype: attribute
+      name: embedded_ansible
+      display_name: 
+      datatype: boolean
+      priority: 2
+      owner: 
+      default_value: 'false'
+      substitute: true
+      message: create
+      visibility: 
+      collect: 
+      scope: 
+      description: 
+      condition: 
+      on_entry: 
+      on_exit: 
+      on_error: 
+      max_retries: 
+      max_time: 
   - field:
       aetype: method
       name: execute
       display_name: 
       datatype: string
-      priority: 2
+      priority: 3
       owner: 
       default_value: 
       substitute: true

content/automate/ManageIQ/AutomationManagement/AnsibleTower/Operations/Methods.class/__methods__/available_credentials.rb

@@ -9,6 +9,7 @@ module AnsibleTower
         module Operations
           class AvailableCredentials
             AUTH_CLASS = "ManageIQ_Providers_AutomationManager_Authentication".freeze
+            EMBEDDED_ANSIBLE_CLASS = "ManageIQ_Providers_EmbeddedAnsible_AutomationManager".freeze
             def initialize(handle = $evm)
               @handle = handle
             end
@@ -22,8 +23,13 @@ def main
             def provider
               # for provisioning we use     service_template
               # for reconfig and retire use service
+              # Or use the embedded_ansible_provider
               service = @handle.root['service_template'] || @handle.root['service']
-              service.try(:job_template, 'Provision').try(:manager)
+              service.try(:job_template, 'Provision').try(:manager) || embedded_ansible_provider
+            end
+
+            def embedded_ansible_provider
+              @handle.vmdb(EMBEDDED_ANSIBLE_CLASS).first if @handle.inputs.fetch('embedded_ansible', false)
             end
 
             def credentials

content/automate/ManageIQ/AutomationManagement/AnsibleTower/Operations/Methods.class/__methods__/available_credentials.yaml

@@ -30,3 +30,23 @@ object:
       on_error: 
       max_retries: 
       max_time: 
+  - field:
+      aetype: 
+      name: embedded_ansible
+      display_name: 
+      datatype: boolean
+      priority: 2
+      owner: 
+      default_value: 'false'
+      substitute: false
+      message: create
+      visibility: 
+      collect: 
+      scope: 
+      description: 
+      condition: 
+      on_entry: 
+      on_exit: 
+      on_error: 
+      max_retries: 
+      max_time: 

content/automate/ManageIQ/AutomationManagement/AnsibleTower/Operations/Methods.class/embedded_ansible_available_machine_credentials.yaml

@@ -10,5 +10,7 @@ object:
   fields:
   - credential_type:
       value: ManageIQ::Providers::EmbeddedAnsible::AutomationManager::MachineCredential
+  - embedded_ansible:
+      value: 'true'
   - execute:
       value: Available_Credentials

content/automate/ManageIQ/AutomationManagement/AnsibleTower/Operations/Methods.class/embedded_ansible_available_network_credentials.yaml

@@ -10,5 +10,7 @@ object:
   fields:
   - credential_type:
       value: ManageIQ::Providers::EmbeddedAnsible::AutomationManager::NetworkCredential
+  - embedded_ansible:
+      value: 'true'
   - execute:
       value: Available_Credentials

spec/content/automate/ManageIQ/AutomationManagement/AnsibleTower/Operations/Methods.class/__methods__/available_credentials_spec.rb

@@ -1,19 +1,23 @@
 require_domain_file
 
 describe ManageIQ::Automate::AutomationManagement::AnsibleTower::Operations::AvailableCredentials do
-  let(:ansible_tower_manager) { FactoryGirl.create(:automation_manager_ansible_tower) }
+  let(:ansible_manager) { FactoryGirl.create(:automation_manager_ansible_tower) }
   let(:job_template) do
-    FactoryGirl.create(:ansible_configuration_script, :manager => ansible_tower_manager)
+    FactoryGirl.create(:ansible_configuration_script, :manager => ansible_manager)
   end
   let(:root_object) do
     Spec::Support::MiqAeMockObject.new('service_template' => svc_service_template)
   end
+  let(:method_args) do
+    { 'credential_type' => credential_type }
+  end
+
   let(:ae_service) do
     Spec::Support::MiqAeMockService.new(root_object).tap do |service|
       current_object = Spec::Support::MiqAeMockObject.new
       current_object.parent = root_object
       service.object = current_object
-      service.inputs = {'credential_type' => credential_type }
+      service.inputs = method_args
     end
   end
   let(:ra) { {:action => 'Provision', :configuration_template => job_template} }
@@ -27,16 +31,16 @@
     MiqAeMethodService::MiqAeServiceServiceTemplate.find(svc_template.id)
   end
   let(:mach_cred1) do
-    FactoryGirl.create(:ansible_machine_credential, :resource => ansible_tower_manager)
+    FactoryGirl.create(:ansible_machine_credential, :resource => ansible_manager)
   end
   let(:mach_cred2) do
-    FactoryGirl.create(:ansible_machine_credential, :resource => ansible_tower_manager)
+    FactoryGirl.create(:ansible_machine_credential, :resource => ansible_manager)
   end
   let(:net_cred1) do
-    FactoryGirl.create(:ansible_network_credential, :resource => ansible_tower_manager)
+    FactoryGirl.create(:ansible_network_credential, :resource => ansible_manager)
   end
   let(:net_cred2) do
-    FactoryGirl.create(:ansible_network_credential, :resource => ansible_tower_manager)
+    FactoryGirl.create(:ansible_network_credential, :resource => ansible_manager)
   end
 
   shared_examples_for "#having only default value" do
@@ -87,6 +91,22 @@
 
       it_behaves_like "#having specific values based on credential type"
     end
+
+    context "no service template" do
+      let(:ansible_manager) { FactoryGirl.create(:embedded_automation_manager_ansible) }
+      let(:root_object) do
+        Spec::Support::MiqAeMockObject.new
+      end
+      let(:credential_type) do
+        "ManageIQ::Providers::AnsibleTower::AutomationManager::MachineCredential"
+      end
+      let(:method_args) do
+        { 'credential_type' => credential_type, 'embedded_ansible' => true }
+      end
+      let(:valid_ids) { [mach_cred1.id, mach_cred2.id, nil] }
+
+      it_behaves_like "#having specific values based on credential type"
+    end
   end
 
   context "no credentials" do