feat(service-creation): add placement constraints (#837)

app/components/createService/createServiceController.js

@@ -1,8 +1,8 @@
 // @@OLD_SERVICE_CONTROLLER: this service should be rewritten to use services.
 // See app/components/templates/templatesController.js as a reference.
 angular.module('createService', [])
-.controller('CreateServiceController', ['$scope', '$state', 'Service', 'Volume', 'Network', 'ImageHelper', 'Authentication', 'ResourceControlService', 'Notifications',
-function ($scope, $state, Service, Volume, Network, ImageHelper, Authentication, ResourceControlService, Notifications) {
+.controller('CreateServiceController', ['$scope', '$state', 'Service', 'ServiceHelper', 'Volume', 'Network', 'ImageHelper', 'Authentication', 'ResourceControlService', 'Notifications',
+function ($scope, $state, Service, ServiceHelper, Volume, Network, ImageHelper, Authentication, ResourceControlService, Notifications) {
 
   $scope.formValues = {
     Ownership: $scope.applicationState.application.authentication ? 'private' : '',
@@ -23,6 +23,7 @@ function ($scope, $state, Service, Volume, Network, ImageHelper, Authentication,
     ExtraNetworks: [],
     Ports: [],
     Parallelism: 1,
+    PlacementConstraints: [],
     UpdateDelay: 0,
     FailureAction: 'pause'
   };
@@ -58,7 +59,18 @@ function ($scope, $state, Service, Volume, Network, ImageHelper, Authentication,
   $scope.removeEnvironmentVariable = function(index) {
     $scope.formValues.Env.splice(index, 1);
   };
-
+  $scope.addPlacementConstraint = function() {
+    $scope.formValues.PlacementConstraints.push({ key: '', operator: '==', value: '' });
+  };
+  $scope.removePlacementConstraint = function(index) {
+    $scope.formValues.PlacementConstraints.splice(index, 1);
+  };
+  $scope.addPlacementPreference = function() {
+    $scope.formValues.PlacementPreferences.push({ key: '', operator: '==', value: '' });
+  };
+  $scope.removePlacementPreference = function(index) {
+    $scope.formValues.PlacementPreferences.splice(index, 1);
+  };
   $scope.addLabel = function() {
     $scope.formValues.Labels.push({ name: '', value: ''});
   };
@@ -188,6 +200,9 @@ function ($scope, $state, Service, Volume, Network, ImageHelper, Authentication,
       FailureAction: input.FailureAction
     };
   }
+  function preparePlacementConfig(config, input) {
+    config.TaskTemplate.Placement.Constraints = ServiceHelper.translateKeyValueToPlacementConstraints(input.PlacementConstraints);
+  }
 
   function prepareConfiguration() {
     var input = $scope.formValues;
@@ -196,7 +211,8 @@ function ($scope, $state, Service, Volume, Network, ImageHelper, Authentication,
       TaskTemplate: {
         ContainerSpec: {
           Mounts: []
-        }
+        },
+        Placement: {}
       },
       Mode: {},
       EndpointSpec: {}
@@ -210,6 +226,7 @@ function ($scope, $state, Service, Volume, Network, ImageHelper, Authentication,
     prepareVolumes(config, input);
     prepareNetworks(config, input);
     prepareUpdateConfig(config, input);
+    preparePlacementConfig(config, input);
     return config;
   }
 

app/components/createService/createservice.html

@@ -155,6 +155,7 @@
           <li class="interactive"><a data-target="#network" data-toggle="tab">Network</a></li>
           <li class="interactive"><a data-target="#labels" data-toggle="tab">Labels</a></li>
           <li class="interactive"><a data-target="#update-config" data-toggle="tab">Update config</a></li>
+          <li class="interactive"><a data-target="#placement" data-toggle="tab">Placement</a></li>
         </ul>
         <!-- tab-content -->
         <div class="tab-content">
@@ -436,6 +437,10 @@
             </form>
           </div>
           <!-- !tab-update-config -->
+
+          <!-- tab-placement -->
+          <div class="tab-pane" id="placement" ng-include="'app/components/createService/includes/placement.html'"></div>
+          <!-- !tab-placement -->
         </div>
       </rd-widget-body>
     </rd-widget>

app/components/createService/includes/placement.html

@@ -0,0 +1,31 @@
+<form class="form-horizontal" style="margin-top: 15px;">
+  <div class="form-group">
+    <div class="col-sm-12" style="margin-top: 5px;">
+      <label class="control-label text-left">Placement constraints</label>
+      <span class="label label-default interactive" style="margin-left: 10px;" ng-click="addPlacementConstraint(service)">
+        <i class="fa fa-plus-circle" aria-hidden="true"></i> placement constraint
+      </span>
+    </div>
+    <div class="col-sm-12 form-inline" style="margin-top: 10px;">
+      <div ng-repeat="constraint in formValues.PlacementConstraints" style="margin-top: 2px;">
+        <div class="input-group col-sm-4 input-group-sm">
+          <span class="input-group-addon">name</span>
+          <input type="text" class="form-control" ng-model="constraint.key" placeholder="e.g. node.role">
+        </div>
+        <div class="input-group col-sm-1 input-group-sm">
+          <select name="constraintOperator" class="form-control" ng-model="constraint.operator">
+            <option value="==">==</option>
+            <option value="!=">!=</option>
+          </select>
+        </div>
+        <div class="input-group col-sm-5 input-group-sm">
+          <span class="input-group-addon">value</span>
+          <input type="text" class="form-control" ng-model="constraint.value" placeholder="e.g. manager">
+        </div>
+        <button class="btn btn-sm btn-danger" type="button" ng-click="removePlacementConstraint($index)">
+          <i class="fa fa-trash" aria-hidden="true"></i>
+        </button>
+      </div>
+    </div>
+  </div>
+</form>

app/components/service/serviceController.js

@@ -173,7 +173,7 @@ function ($scope, $stateParams, $state, $location, $anchorScroll, Service, Servi
     if (typeof config.TaskTemplate.Placement === 'undefined') {
       config.TaskTemplate.Placement = {};
     }
-    config.TaskTemplate.Placement.Constraints = translateKeyValueToConstraints(service.ServiceConstraints);
+    config.TaskTemplate.Placement.Constraints = ServiceHelper.translateKeyValueToPlacementConstraints(service.ServiceConstraints);
 
     config.TaskTemplate.Resources = {
       Limits: {
@@ -382,18 +382,5 @@ function ($scope, $stateParams, $state, $location, $anchorScroll, Service, Servi
     return [];
   }
 
-  function translateKeyValueToConstraints(keyValueConstraints) {
-    if (keyValueConstraints) {
-      var constraints = [];
-      keyValueConstraints.forEach(function(keyValueConstraint) {
-        if (keyValueConstraint.key && keyValueConstraint.key !== '' && keyValueConstraint.value && keyValueConstraint.value !== '') {
-          constraints.push(keyValueConstraint.key + keyValueConstraint.operator + keyValueConstraint.value);
-        }
-      });
-      return constraints;
-    }
-    return [];
-  }
-
   fetchServiceDetails();
 }]);

app/helpers/serviceHelper.js

@@ -12,6 +12,18 @@ angular.module('portainer.helpers')
         Networks: service.Spec.Networks,
         EndpointSpec: service.Spec.EndpointSpec
       };
+    },
+    translateKeyValueToPlacementConstraints: function(keyValueConstraints) {
+      if (keyValueConstraints) {
+        var constraints = [];
+        keyValueConstraints.forEach(function(keyValueConstraint) {
+          if (keyValueConstraint.key && keyValueConstraint.key !== '' && keyValueConstraint.value && keyValueConstraint.value !== '') {
+            constraints.push(keyValueConstraint.key + keyValueConstraint.operator + keyValueConstraint.value);
+          }
+        });
+        return constraints;
+      }
+      return [];
     }    
   };
 }]);