Add UpdateNetworks workflow

Change-Id: I3faddc2af372ae34bed127efb89e41c667fecfe6
Implements: blueprint update-networks-action
Depends-On: Icfdebe0728051607c0519ddb00ea7e54630dc06c

setup.cfg

@@ -111,6 +111,7 @@ mistral.actions =
     tripleo.plan.list = tripleo_common.actions.plan:ListPlansAction
     tripleo.plan.export = tripleo_common.actions.plan:ExportPlanAction
     tripleo.plan.update_from_dir = tripleo_common.actions.plan:UpdatePlanFromDirAction
+    tripleo.plan.update_networks = tripleo_common.actions.plan:UpdateNetworksAction
     tripleo.plan.update_plan_environment = tripleo_common.actions.plan:UpdatePlanEnvironmentAction
     tripleo.logging_to_swift.format_messages = tripleo_common.actions.logging_to_swift:FormatMessagesAction
     tripleo.logging_to_swift.publish_ui_log_to_swift = tripleo_common.actions.logging_to_swift:PublishUILogToSwiftAction

tripleo_common/actions/plan.py

@@ -323,3 +323,26 @@ class UpdatePlanEnvironmentAction(base.TripleOAction):
         except Exception as err:
             msg = "Error while updating plan: %s" % err
             return actions.Result(error=msg)
+
+
+class UpdateNetworksAction(base.TripleOAction):
+    def __init__(self, networks, current_networks, replace_all=False):
+        super(UpdateNetworksAction, self).__init__()
+        self.networks = networks
+        self.current_networks = current_networks
+        self.replace_all = replace_all
+
+    def run(self, context):
+        network_data_to_save = self.networks or []
+
+        # if replace_all flag is true, discard current networks and save input
+        # if replace_all flag is false, merge input into current networks
+        if not self.replace_all:
+            # merge the networks_data and the network_input into networks
+            # to be saved
+            network_data_to_save = [net for net in {
+                x['name']: x for x in
+                self.current_networks + self.networks
+            }.values()]
+
+        return actions.Result(data={'network_data': network_data_to_save})

tripleo_common/tests/actions/test_plan.py

@@ -400,3 +400,49 @@ class ExportPlanActionTest(base.TestCase):
 
         error = "Error while creating a tarball"
         self.assertIn(error, result.error)
+
+
+class UpdateNetworksActionTest(base.TestCase):
+
+    def setUp(self):
+        super(UpdateNetworksActionTest, self).setUp()
+        self.current_networks = [
+            {
+                'name': 'FirstCurrentNetwork'
+            }
+        ]
+        self.ctx = mock.MagicMock()
+
+    def test_run_success(self):
+        networks = [
+            {
+                'name': 'MyFirstNetwork'
+            }
+        ]
+
+        action = plan.UpdateNetworksAction(networks, self.current_networks,
+                                           replace_all=False)
+        result = action.run(self.ctx)
+
+        expected = [
+            {'name': 'FirstCurrentNetwork'},
+            {'name': 'MyFirstNetwork'}
+        ]
+        self.assertEqual(expected,
+                         sorted(result.data['network_data'],
+                                key=lambda k: k['name']))
+
+    def test_run_success_replace(self):
+        networks = [
+            {
+                'name': 'MyReplacementNetwork'
+            }
+        ]
+
+        action = plan.UpdateNetworksAction(networks, self.current_networks,
+                                           replace_all=True)
+        result = action.run(self.ctx)
+        expected = [
+            {'name': 'MyReplacementNetwork'}
+        ]
+        self.assertEqual({"network_data": expected}, result.data)

workbooks/networks.yaml

@@ -0,0 +1,208 @@
+---
+version: '2.0'
+name: tripleo.networks.v1
+description: TripleO Overcloud Networks Workflows v1
+
+workflows:
+
+  validate_networks_input:
+    description: >
+      Validate that required fields are present.
+
+    input:
+      - networks
+      - queue_name: tripleo
+
+    output:
+      result: <% task(validate_network_names).result %>
+
+    tags:
+      - tripleo-common-managed
+
+    tasks:
+      validate_network_names:
+        publish:
+          network_name_present: <% $.networks.all($.containsKey('name')) %>
+        on-success:
+          - set_status_success: <% $.network_name_present = true %>
+          - set_status_error: <% $.network_name_present = false %>
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+        on-error: notify_zaqar
+
+      set_status_success:
+        on-success: notify_zaqar
+        publish:
+          status: SUCCESS
+          message: <% task(validate_network_names).result %>
+
+      set_status_error:
+        on-success: notify_zaqar
+        publish:
+          status: FAILED
+          message: "One or more entries did not contain the required field 'name'"
+
+      notify_zaqar:
+        action: zaqar.queue_post
+        input:
+          queue_name: <% $.queue_name %>
+          messages:
+            body:
+              type: tripleo.networks.v1.validate_networks_input
+              payload:
+                status: <% $.status %>
+                message: <% $.get('message', '') %>
+                execution: <% execution() %>
+        on-success:
+          - fail: <% $.get('status') = "FAILED" %>
+
+  update_networks:
+    description: >
+      Takes data in networks parameter in json format, validates its contents,
+      and persists them in network_data.yaml. After successful update,
+      templates are regenerated.
+
+    input:
+      - container: overcloud
+      - networks
+      - network_data_file: 'network_data.yaml'
+      - queue_name: tripleo
+
+    output:
+      network_data: <% $.network_data %>
+
+    tags:
+      - tripleo-common-managed
+
+    tasks:
+      validate_input:
+        description: >
+          validate the format of input (input includes required fields for
+          each network)
+        workflow: validate_networks_input
+        input:
+          networks: <% $.networks %>
+        on-success: validate_network_files
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+        on-error: notify_zaqar
+
+      validate_network_files:
+        description: >
+          validate that Network names exist in Swift container
+        workflow: tripleo.plan_management.v1.validate_network_files
+        input:
+          container: <% $.container %>
+          network_data: <% $.networks %>
+          queue_name: <% $.queue_name %>
+        publish:
+          network_data: <% task().network_data %>
+        on-success: get_available_networks
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+        on-error: notify_zaqar
+
+      get_available_networks:
+        workflow: tripleo.plan_management.v1.list_available_networks
+        input:
+          container: <% $.container %>
+          queue_name: <% $.queue_name %>
+        publish:
+          available_networks: <% task().result.available_networks %>
+        on-success: get_current_networks
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+        on-error: notify_zaqar
+
+      get_current_networks:
+        workflow: tripleo.plan_management.v1.get_network_data
+        input:
+          container: <% $.container %>
+          network_data_file: <% $.network_data_file %>
+          queue_name: <% $.queue_name %>
+        publish:
+          current_networks: <% task().result.network_data %>
+        on-success: update_network_data
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+        on-error: notify_zaqar
+
+      update_network_data:
+        description: >
+          Combine (or replace) the network data
+        action: tripleo.plan.update_networks
+        input:
+          networks: <% $.available_networks %>
+          current_networks: <% $.current_networks %>
+          remove_all: false
+        publish:
+          new_network_data: <% task().result.network_data %>
+        on-success: update_network_data_in_swift
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+        on-error: notify_zaqar
+
+      update_network_data_in_swift:
+        description: >
+          update network_data.yaml object in Swift with data from workflow input
+        action: swift.put_object
+        input:
+          container: <% $.container %>
+          obj: <% $.network_data_file %>
+          contents: <% yaml_dump($.new_network_data) %>
+        on-success: regenerate_templates
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+        on-error: notify_zaqar
+
+      regenerate_templates:
+        action: tripleo.templates.process container=<% $.container %>
+        on-success: get_networks
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+        on-error: notify_zaqar
+
+      get_networks:
+        description: >
+          run GetNetworksAction to get updated contents of network_data.yaml and
+          provide it as output
+        workflow: tripleo.plan_management.v1.get_network_data
+        input:
+          container: <% $.container %>
+          network_data_file: <% $.network_data_file %>
+          queue_name: <% $.queue_name %>
+        publish:
+          network_data: <% task().network_data %>
+        on-success: set_status_success
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+        on-error: notify_zaqar
+
+      set_status_success:
+        on-success: notify_zaqar
+        publish:
+          status: SUCCESS
+          message: <% task(get_networks).result %>
+
+      notify_zaqar:
+        action: zaqar.queue_post
+        input:
+          queue_name: <% $.queue_name %>
+          messages:
+            body:
+              type: tripleo.networks.v1.update_networks
+              payload:
+                status: <% $.status %>
+                message: <% $.get('message', '') %>
+                execution: <% execution() %>
+        on-success:
+          - fail: <% $.get('status') = "FAILED" %>

workbooks/plan_management.yaml

@@ -808,6 +808,55 @@ workflows:
         on-success:
           - fail: <% $.get('status') = "FAILED" %>
 
+  validate_network_files:
+    description: Validate network files exist
+    input:
+      - container: overcloud
+      - network_data
+      - queue_name: tripleo
+
+    output:
+      network_data: <% $.network_data %>
+
+    tags:
+      - tripleo-common-managed
+
+    tasks:
+      get_network_names:
+        publish:
+          network_names_lower: <% $.network_data.where($.containsKey('name_lower')).name_lower %>
+          network_names: <% $.network_data.where(not $.containsKey('name_lower')).name %>
+        on-success: validate_networks
+
+      validate_networks:
+        with-items: network in <% $.network_names_lower.concat($.network_names) %>
+        action: swift.head_object
+        input:
+          container: <% $.container %>
+          obj: network/<% $.network.toLower() %>.yaml
+        publish:
+          status: SUCCESS
+          message: <% task().result %>
+        on-success: notify_zaqar
+        publish-on-error:
+          status: FAILED
+          message: <% task().result %>
+
+      notify_zaqar:
+        action: zaqar.queue_post
+        retry: count=5 delay=1
+        input:
+          queue_name: <% $.queue_name %>
+          messages:
+            body:
+              type: tripleo.plan_management.v1.validate_network_files
+              payload:
+                status: <% $.status %>
+                message: <% $.message %>
+                execution: <% execution() %>
+        on-success:
+          - fail: <% $.get('status') = "FAILED" %>
+
   validate_networks:
     description: Validate network files were generated properly and exist
     input:
@@ -830,25 +879,19 @@ workflows:
           queue_name: <% $.queue_name %>
         publish:
           network_data: <% task().result.network_data %>
-        on-success: get_network_names
+        on-success: validate_networks
         publish-on-error:
           status: FAILED
           message: <% task().result %>
         on-error:
           notify_zaqar
 
-      get_network_names:
-        publish:
-          network_names_lower: <% $.network_data.where($.containsKey('name_lower')).name_lower %>
-          network_names: <% $.network_data.where(not $.containsKey('name_lower')).name %>
-        on-success: validate_networks
-
       validate_networks:
-        with-items: network in <% $.network_names_lower.concat($.network_names) %>
+        workflow: validate_network_files
-        action: swift.head_object
         input:
           container: <% $.container %>
-          obj: network/<% $.network.toLower() %>.yaml
+          network_data: <% $.network_data %>
+          queue_name: <% $.queue_name %>
         publish:
           status: SUCCESS
           message: <% task().result %>
@@ -856,6 +899,7 @@ workflows:
         publish-on-error:
           status: FAILED
           message: <% task().result %>
+        on-error: notify_zaqar
 
       notify_zaqar:
         action: zaqar.queue_post