ui/scripts/autoscaler.js

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

(function($,cloudstack) {
  var scaleUpData = [];
  var totalScaleUpCondition = 0;
  var scaleDownData = [];
  var totalScaleDownCondition = 0;

  cloudStack.autoscaler = {
    // UI actions to appear in dialog
    autoscaleActions: {
      enable: {
        label: 'Enable Autoscale',
        action: function(args) {				
				  $.ajax({
					  url: createURL('enableAutoScaleVmGroup'),
						data: {
						  id: args.context.originalAutoscaleData.context.autoscaleVmGroup.id
						},
						success: function(json) {						  				
							var jid = json.enableautoscalevmGroupresponse.jobid;
							args.response.success({
							  _custom: {
								  jobId: jid,
									getUpdatedItem: function(json) {									  
										return json.queryasyncjobresultresponse.jobresult.autoscalevmgroup;
									},
									getActionFilter: function() {									  
										return cloudStack.autoscaler.actionFilter;										
									}
								},								
								notification: {
									poll: pollAsyncJobResult
								}								
							});															
						}
					});          
        }
      },
      disable: {
        label: 'Disable Autoscale',
        action: function(args) {				  
				  $.ajax({
					  url: createURL('disableAutoScaleVmGroup'),
						data: {
						  id: args.context.originalAutoscaleData.context.autoscaleVmGroup.id
						},
						success: function(json) {						  			
							var jid = json.disableautoscalevmGroupresponse.jobid;
							args.response.success({
							  _custom: {
								  jobId: jid,
									getUpdatedItem: function(json) {									  
										return json.queryasyncjobresultresponse.jobresult.autoscalevmgroup;
									},
									getActionFilter: function() {									  
										return cloudStack.autoscaler.actionFilter;										
									}
								},								
								notification: {
									poll: pollAsyncJobResult
								}								
							});															
						}
					});          
        }
      }
    },
    actionFilter: function(args) {		  
			var allowedActions = [];		
			if(args.context.originalAutoscaleData == null) { //new LB rule
			  //no actions  for new LB rule
			}
			else { //existing LB rule			  
        if(args.context.originalAutoscaleData[0].afterActionIsComplete == null) {	
					if(args.context.originalAutoscaleData[0].context.autoscaleVmGroup.state == 'disabled')
						allowedActions.push('enable');
					else if(args.context.originalAutoscaleData[0].context.autoscaleVmGroup.state == 'enabled')
						allowedActions.push('disable');		
        }			
        else {
          if(args.context.originalAutoscaleData[0].afterActionIsComplete.state == 'disabled')
						allowedActions.push('enable');
					else if(args.context.originalAutoscaleData[0].afterActionIsComplete.state == 'enabled')
						allowedActions.push('disable');		
        }				
			}	
			return allowedActions;      
    },
    dataProvider: function(args) {
      // Reset data
      scaleUpData = [];
      totalScaleUpCondition = 0;
      scaleDownData = [];
      totalScaleDownCondition = 0;
      
			if(!('multiRules' in args.context)) { //from a new LB 			
			  args.response.success({ data: null });		
      }				
			else { //from an existing LB
				$.ajax({
				  url: createURL('listAutoScaleVmGroups'),
					data: {
					  listAll: true,
					  lbruleid: args.context.multiRules[0].id
					},					
					success: function(json) {					  
						var autoscaleVmGroup = json.listautoscalevmgroupsresponse.autoscalevmgroup[0];
						
						$.ajax({
						  url: createURL('listAutoScaleVmProfiles'),
							data: {
							  listAll: true,
							  id: autoscaleVmGroup.vmprofileid
							}, 
							success: function(json) {							  
								var autoscaleVmProfile = json.listautoscalevmprofilesresponse.autoscalevmprofile[0];
																
								var scaleUpPolicy = {
								  id: autoscaleVmGroup.scaleuppolicies[0].id,
									duration: autoscaleVmGroup.scaleuppolicies[0].duration,
									conditions: []
								};								
								$(autoscaleVmGroup.scaleuppolicies[0].conditions).each(function(){								  
									var condition = {
									  id: this.id,
										counterid: this.counter[0].id,										
										relationaloperator: this.relationaloperator,
										threshold: this.threshold
									};
									scaleUpPolicy.conditions.push(condition);
								});
										
                var scaleDownPolicy = {
								  id: autoscaleVmGroup.scaledownpolicies[0].id,
									duration: autoscaleVmGroup.scaledownpolicies[0].duration,
									conditions: []
								};								
								$(autoscaleVmGroup.scaledownpolicies[0].conditions).each(function(){								  
									var condition = {
									  id: this.id,
										counterid: this.counter[0].id,										
										relationaloperator: this.relationaloperator,
										threshold: this.threshold.toString()
									};
									scaleDownPolicy.conditions.push(condition);
								});
																							
								var diskOfferingId, securityGroups;
                var otherdeployparams = autoscaleVmProfile.otherdeployparams;
								if(otherdeployparams != null && otherdeployparams.length > 0) {
									var array1 = otherdeployparams.split('&');
									$(array1).each(function(){								 
										var array2 = this.split('=');
										if(array2[0] == 'diskofferingid')
											diskOfferingId= array2[1];
										if(array2[0] == 'securitygroupids')
											securityGroups = array2[1];									
									});								                				
								}
								
								var originalAutoscaleData = {
									templateNames: autoscaleVmProfile.templateid,
									serviceOfferingId: autoscaleVmProfile.serviceofferingid,
									minInstance: autoscaleVmGroup.minmembers, 
									maxInstance: autoscaleVmGroup.maxmembers, 
									scaleUpPolicy: scaleUpPolicy,
									scaleDownPolicy: scaleDownPolicy,
									interval: autoscaleVmGroup.interval, 
									quietTime: autoscaleVmGroup.scaleuppolicies[0].quiettime, 
									destroyVMgracePeriod: autoscaleVmProfile.destroyvmgraceperiod,
									securityGroups: securityGroups, 
									diskOfferingId: diskOfferingId, 
									snmpCommunity: autoscaleVmProfile.counterparam.snmpcommunity,
									snmpPort: autoscaleVmProfile.counterparam.snmpport,
									username: autoscaleVmProfile.autoscaleuserid,
									context: {
									  autoscaleVmGroup: autoscaleVmGroup,
										autoscaleVmProfile: autoscaleVmProfile
									}
									//isAdvanced: false // Set this to true if any advanced field data is present
								};
								
								args.response.success({ data: originalAutoscaleData });								
							}						
						});						
					}				  
				});		
			}         		
    },

    // --
    // Add the following object blocks:
    //
    // topFields: { <standard createForm field format> }
    // bottomFields: { <standard createForm field format> },
    // scaleUpPolicy: { <standard multiEdit field format> },
    // scaleDownPolicy: { <standard multiEdit field format> }
    // --
    //
    forms: {
      topFields: {
        //**
        //** Disabled due to UI issues
        //**
        // templateCategory: {
        //   label: 'Template',
        //   id: 'templatecategory',
        //   select: function(args) {
        //     args.response.success({
        //       data: [
        //         { id: 'all', description: _l('ui.listView.filters.all') },
        //         { id: 'featured', description: _l('label.featured') },
        //         { id: 'Community', description: _l('label.menu.community.templates') },
        //         { id: 'self', description: _l('ui.listView.filters.mine') }
        //       ]
        //     });
        //   }
        // },
        //**

        templateNames: {
          label: 'label.template',
          id: 'templatename',
          select: function(args) {
            var templates;
            var templateIdMap = {};
            $.ajax({
              url: createURL('listTemplates'),
              data: {
                templatefilter: 'featured',
                zoneid: args.context.networks[0].zoneid
              },
              async: false,
              success: function(json) {
                templates = json.listtemplatesresponse.template;
                if (templates == null)
                  templates = [];
                $(templates).each(function() {
                  templateIdMap[this.id] = 1;
                });
              }
            });

            $.ajax({
              url: createURL('listTemplates'),
              data: {
                templatefilter: 'community',
                zoneid: args.context.networks[0].zoneid
              },
              async: false,
              success: function(json) {
                var items = json.listtemplatesresponse.template;
                $(items).each(function() {
                  if(!(this.id in templateIdMap)) {
                    templates.push(this);
                    templateIdMap[this.id] = 1;
                  }
                });
              }
            });

            $.ajax({
              url: createURL('listTemplates'),
              data: {
                templatefilter: 'selfexecutable',
                zoneid: args.context.networks[0].zoneid
              },
              async: false,
              success: function(json) {
                var items = json.listtemplatesresponse.template;
                $(items).each(function() {
                  if(!(this.id in templateIdMap)) {
                    templates.push(this);
                    templateIdMap[this.id] = 1;
                  }
                });
              }
            });

            args.response.success({
              data: $.map(templates, function(template) {
                return {
                  id: template.id,
                  description: template.name
                };
              })
            });
          }
        },

        serviceOfferingId: {
          label: 'label.compute.offering',
          select: function(args) {
            $.ajax({
              url: createURL("listServiceOfferings&issystem=false"),
              dataType: "json",
              async: true,
              success: function(json) {
                var serviceofferings = json.listserviceofferingsresponse.serviceoffering;
                args.response.success({
                  data: $.map(serviceofferings, function(serviceoffering) {
                    return {
                      id: serviceoffering.id,
                      description: serviceoffering.name
                    };
                  })
                });
              }
            });
          }
        },

        minInstance: {
          label: 'Min Instances',
          defaultValue: '3',
          validation: { 
					  required: true,
						number: true
					}
        },

        maxInstance: {
          label: 'Max Instances',
          defaultValue: '10',
          validation: { 
					  required: true,
						number: true
					}
        }
      },

      bottomFields: {
        isAdvanced: { isBoolean: true, label: 'Show advanced settings' },
        interval: {
          label: 'Polling Interval (in sec)',
          defaultValue: '30',
          validation: { 
					  required: true,
						number: true
					}
        },

        quietTime: {
          label: 'Quiet Time (in sec)',
          defaultValue: '300',
          validation: { 
					  required: true,
            number: true						
					}
        },

        destroyVMgracePeriod: {
          label: 'Destroy VM Grace Period',
          defaultValue: '30',
          isHidden:true,
          dependsOn:'isAdvanced',
          validation: { 
					  required: true,
						number: true
					}
        },
        securityGroups: {
          label: 'label.menu.security.groups',
          isHidden: true,
          dependsOn: 'isAdvanced',
          select: function(args) {
            $.ajax({
              url: createURL("listSecurityGroups&listAll=true"),
              dataType: "json",
              async: true,
              success: function(json) {
                var securitygroups = json.listsecuritygroupsresponse.securitygroup;
                var items = [];
                items.push({id: "", description: ""});
                $(securitygroups).each(function(){
                  items.push({id: this.id, description: this.name});
                });
                args.response.success({ data: items });
              }
            });
          }
        },

        diskOfferingId: {
          label: 'label.menu.disk.offerings',
          isHidden: true,
          dependsOn: 'isAdvanced',
          select: function(args) {
            $.ajax({
              url: createURL("listDiskOfferings&listAll=true"),
              dataType: "json",
              async: true,
              success: function(json) {
                var diskofferings = json.listdiskofferingsresponse.diskoffering;
                var items = [];
                items.push({id: "", description: ""});
                $(diskofferings).each(function(){
                  items.push({id: this.id, description: this.name});
                });
                args.response.success({ data: items });
              }
            });
          }
        },

        snmpCommunity: {
          isHidden: true,
          dependsOn: 'isAdvanced',
          label: 'SNMP Community',
          defaultValue: 'public',
          validation: { required: true }
        },

        snmpPort: {
          isHidden: true,
          dependsOn: 'isAdvanced',
          label: 'SNMP Port',
          defaultValue: '161',
          validation: { 
					  required: true,
						number: true
					}
        },

        username: {
          isHidden: true,
          dependsOn: 'isAdvanced',
          label: 'User',
          select: function(args) {
            var items = [];
						if(args.context.originalAutoscaleData == null) { //new LB rule
							if(isAdmin() || isDomainAdmin()) {
								$.ajax({
									url: createURL('listUsers'),
									data: {
										domainid: g_domainid,
										account: g_account
									},
									success: function(json) {
										var users = json.listusersresponse.user;
										$(users).each(function(){
											items.push({id: this.id, description: this.username});
										});
										args.response.success({ data: items });
									}
								});
							}
							else { //regular user doesn't have access to listUers API call.
								items.push({id: "", description: ""});
								args.response.success({ data: items });
							}
						}
						else { //existing LB rule
						  if(isAdmin() || isDomainAdmin()) {
								$.ajax({
									url: createURL('listUsers'),
									data: {
										domainid: args.context.originalAutoscaleData.context.autoscaleVmProfile.domainid,
										account: args.context.originalAutoscaleData.context.autoscaleVmProfile.account
									},
									success: function(json) {
										var users = json.listusersresponse.user;
										$(users).each(function(){
											items.push({id: this.id, description: this.username});
										});
										args.response.success({ data: items });
									}
								});
							}
							else { //regular user doesn't have access to listUers API call.
								items.push({id: "", description: ""});
								args.response.success({ data: items });
							}
						}
          }
        }
      },
      scaleUpPolicy: {
        title: 'ScaleUp Policy',
        label: 'SCALE UP POLICY',
        noSelect: true,
        noHeaderActionsColumn: true,
        ignoreEmptyFields: true,
        fields: {
          'counterid': {
            label: 'Counter',
            select: function(args) {
              $.ajax({
                url: createURL("listCounters"),
                dataType: "json",
                async: false,
                success: function(json) {
                  var counters = json.counterresponse.counter;

                  args.response.success({
                    data: $.map(counters, function(counter) {
                      return {
                        name: counter.id,
                        description: counter.name
                      };
                    })
                  });
                }
              });
            }
          },
          'relationaloperator': {
            label: 'Operator',
            select: function(args) {
              args.response.success({
                data: [
                  { name: 'GT', description: 'greater-than' },
                  { name: 'GE', description: 'greater-than or equals to' },
                  { name: 'LT', description: 'less-than' },
                  { name: 'LE', description: 'less-than or equals to' },
                  { name: 'EQ', description: 'equals-to' }
                ]
              });
            }
          },
          'threshold': { edit: true, label: 'Threshold' },
          'add-scaleUpcondition': {
            label: 'label.add',
            addButton: true
          }
        },
        add: {
          label: 'label.add',
          action: function(args) {
            scaleUpData.push($.extend(args.data, {
              index: totalScaleUpCondition
            }));

            totalScaleUpCondition++;
            args.response.success();
          }
        },
        actions: {
          destroy: {
            label: '',
            action: function(args) {
              scaleUpData = $.grep(scaleUpData, function(item) {
                return item.index != args.context.multiRule[0].index;
              });
              totalScaleUpCondition--;
              args.response.success();
            }
          }
        },
        dataProvider: function(args) {
          var data = scaleUpData;
          var $autoscaler = $('.ui-dialog .autoscaler');
          var initialData = $autoscaler.data('autoscaler-scale-up-data');

          if ($.isArray(initialData)) {
            $(initialData).each(function() {
              this.index = totalScaleUpCondition;
              totalScaleUpCondition++;
              scaleUpData.push(this);
            });

            $autoscaler.data('autoscaler-scale-up-data', null);
          }

          args.response.success({
            data: scaleUpData
          });
        }       
      },

      scaleDownPolicy: {
        title: 'ScaleDown Policy',
        noSelect: true,
        noHeaderActionsColumn: true,
        ignoreEmptyFields: true,
        fields: {
          'counterid': {
            label: 'Counter',
            select: function(args) {
              $.ajax({
                url: createURL("listCounters"),
                dataType: "json",
                async: false,
                success: function(json) {
                  var counters = json.counterresponse.counter;

                  args.response.success({
                    data: $.map(counters, function(counter) {
                      return {
                        name: counter.id,
                        description: counter.name
                      };
                    })
                  });
                }
              });
            }
          },
          'relationaloperator': {
            label: 'Operator',
            select: function(args) {
              args.response.success({
                data: [
                  { name: 'GT', description: 'greater-than' },
                  { name: 'GE', description: 'greater-than or equals to' },
                  { name: 'LT', description: 'less-than' },
                  { name: 'LE', description: 'less-than or equals to' },
                  { name: 'EQ', description: 'equals-to' }
                ]
              });
            }
          },
          'threshold': { edit: true, label: 'Threshold'},
          'add-scaleDowncondition': {
            label: 'label.add',
            addButton: true
          }
        },
        add: {
          label: 'label.add',
          action: function(args) {
            scaleDownData.push($.extend(args.data, {
              index: totalScaleDownCondition
            }));
            totalScaleDownCondition++;
            args.response.success();
          }
        },
        actions: {
          destroy: {
            label: '',
            action: function(args) {
              scaleDownData = $.grep(scaleDownData, function(item) {
                return item.index != args.context.multiRule[0].index;
              });
              totalScaleDownCondition--;
              args.response.success();
            }
          }
        },
        dataProvider: function(args) {
          var data = scaleDownData;
          var $autoscaler = $('.ui-dialog .autoscaler');
          var initialData = $autoscaler.data('autoscaler-scale-down-data');

          if ($.isArray(initialData)) {
            $(initialData).each(function() {
              this.index = totalScaleDownCondition;
              totalScaleDownCondition++;
              scaleDownData.push(this);
            });

            $autoscaler.data('autoscaler-scale-down-data', null);
          }

          args.response.success({
            data: scaleDownData
          });
        }        
      }
    },

    actions: {
      apply: function(args) {
        //validation (begin) *****		        	
				if(!('multiRules' in args.context)) { //from a new LB 			
				  if(args.formData.name == '' || args.formData.publicport == '' || args.formData.privateport == '') {
					  args.response.error('Name, Public Port, Private Port of Load Balancing are required. Please close this dialog box and fill Name, Public Port, Private Port first.');
            return;
					}
				}			
        else { //from an existing LB				  
					if(args.context.originalAutoscaleData.afterActionIsComplete == null) {	
						if(args.context.originalAutoscaleData.context.autoscaleVmGroup.state != 'disabled') {
						  args.response.error('An Autoscale VM Group can be updated only if it is in disabled state. Please disable the Autoscale VM Group first.');
              return;
						}               
					}			
					else {
						if(args.context.originalAutoscaleData.afterActionIsComplete.state != 'disabled') {
						  args.response.error('An Autoscale VM Group can be updated only if it is in disabled state. Please disable the Autoscale VM Group first.');
              return;
						}
					}		
        }				
				
        if(isAdmin() || isDomainAdmin()) { //only admin and domain-admin has access to listUers API
          var havingApiKeyAndSecretKey = false;
          $.ajax({
            url: createURL('listUsers'),
            data: {
              id: args.data.username
            },
            async: false,
            success: function(json) {
              if(json.listusersresponse.user[0].apikey != null && json.listusersresponse.user[0].secretkey != null) {
                havingApiKeyAndSecretKey = true;
              }
            }
          });
          if(havingApiKeyAndSecretKey == false) {
            args.response.error('The selected user in advanced settings does not have API key or secret key');
            return;
          }
        }

        if(isAdmin()) { //only admin has access to listConfigurations API
          var hasValidEndpointeUrl = false;
          $.ajax({
            url: createURL('listConfigurations'),
            data: {
              name: 'endpointe.url'
            },
            async: false,
            success: function(json) {
              if(json.listconfigurationsresponse.configuration != null) {
                if(json.listconfigurationsresponse.configuration[0].value.indexOf('localhost') == -1) {
                  hasValidEndpointeUrl = true;
                }
              }
            }
          });
          if(hasValidEndpointeUrl == false) {
            args.response.error("Global setting endpointe.url has to be set to the Management Server's API end point");
            return;
          }
        }
				
        //Scale Up Policy				
				if(args.data.scaleUpDuration == null || args.data.scaleUpDuration.length == 0) {
				  args.response.error("Duration of Scale Up Policy is required.");
				  return;
				}				
				if(isNaN(args.data.scaleUpDuration)) {
				  args.response.error("Duration of Scale Up Policy should be a number.");
				  return;
				}				
				if(parseInt(args.data.scaleUpDuration) < parseInt(args.data.interval)) {
				  args.response.error("Duration of Scale Up Policy must be greater than or equal to Polling Interval.");
				  return;
				}				
				if(scaleUpData.length == 0) {
				  args.response.error("At least one condition is required in Scale Up Policy.");
				  return;
				}
					
        //Scale Down Policy					
				if(args.data.scaleDownDuration == null || args.data.scaleDownDuration.length == 0) {
				  args.response.error("Duration of Scale Down Policy is required.");
				  return;
				}
				if(isNaN(args.data.scaleDownDuration)) {
				  args.response.error("Duration of Scale Down Policy should be a number.");
				  return;
				}			
				if(parseInt(args.data.scaleDownDuration) < parseInt(args.data.interval)) {
				  args.response.error("Duration of Scale Down Policy must be greater than or equal to Polling Interval.");
				  return;
				}				
				if(scaleDownData.length == 0) {
				  args.response.error("At least one condition is required in Scale Down Policy.");
				  return;
				}		        
        //validation (end) *****
    
        var scaleVmProfileResponse = [];
        var loadBalancerResponse  = [];
        var scaleVmGroupResponse = [];
        var scaleUpConditionIds = [];
        var scaleDownConditionIds = [];

        var scaleUp = function(args){
          var scaleUpConditionIds = [];					
          $(scaleUpData).each(function(){
            var data = {
              counterid: this.counterid,
              relationaloperator: this.relationaloperator,
              threshold: this.threshold
            };
            $.ajax({
              url: createURL('createCondition'),
              data: data,
              success: function(json) {
                var createConditionIntervalID = setInterval(function() {
                  $.ajax({
                    url: createURL("queryAsyncJobResult&jobid=" + json.conditionresponse.jobid),
                    dataType: "json",
                    success: function(json) {
                      var result = json.queryasyncjobresultresponse;
                      if(result.jobstatus == 0) {
                        return;
                      }
                      else {
                        clearInterval(createConditionIntervalID);
                        if(result.jobstatus == 1) {
                          var item  = json.queryasyncjobresultresponse.jobresult.condition;
                          scaleUpConditionIds.push(item.id);
                          if (scaleUpConditionIds.length == scaleUpData.length) {										
														if(!('multiRules' in args.context)) { //from a new LB 			
															var data = {
																action: 'scaleup',
																conditionids: scaleUpConditionIds.join(","),
																duration: args.data.scaleUpDuration,
																quiettime: args.data.quietTime
															};
															$.ajax({
																url: createURL('createAutoScalePolicy'),
																data: data,
																success: function(json) {
																	var jobId = json.autoscalepolicyresponse.jobid;
																	var createAutoScalePolicyInterval = setInterval(function(){
																		$.ajax({
																			url: createURL("queryAsyncJobResult&jobId="+jobId),
																			dataType: "json",
																			success: function(json) {
																				var result = json.queryasyncjobresultresponse;
																				if (result.jobstatus == 0) {
																					return; //Job has not completed
																				}
																				else {
																					clearInterval(createAutoScalePolicyInterval);
																					if (result.jobstatus == 1) { //AutoScalePolicy successfully created
																						var item = result.jobresult.autoscalepolicy;
																						scaleDown($.extend(args, {
																							scaleUpPolicyResponse: item
																						}));
																					}
																					else if (result.jobstatus == 2) {
																						args.response.error(_s(result.jobresult.errortext));
																					}
																				}
																			}
																		});
																	}, g_queryAsyncJobResultInterval);
																},
																error: function(XMLHttpResponse) {
																	args.response.error(parseXMLHttpResponse(XMLHttpResponse));
																}
															});
														}
														else { //from an existing LB																											
															var data = {
                                id: args.context.originalAutoscaleData.scaleUpPolicy.id,															
																conditionids: scaleUpConditionIds.join(","),
																duration: args.data.scaleUpDuration,
																quiettime: args.data.quietTime
															};
														
														  $.ajax({
																url: createURL('updateAutoScalePolicy'),
																data: data,
																success: function(json) {																  															
																	var updateAutoScalePolicyInterval = setInterval(function(){
																		$.ajax({
																			url: createURL("queryAsyncJobResult&jobId=" + json.updateautoscalepolicyresponse.jobid),
																			dataType: "json",
																			success: function(json) {																			  
																				var result = json.queryasyncjobresultresponse;
																				if (result.jobstatus == 0) {
																					return; //Job has not completed
																				}
																				else {
																					clearInterval(updateAutoScalePolicyInterval);
																					if (result.jobstatus == 1) { 
																						var item = result.jobresult.autoscalepolicy;
																			
																						//delete old conditions which are orphans now. Don't need to call queryAsyncJobResult because subsequent API calls have no dependency on deleteCondition.
																						$(args.context.originalAutoscaleData.scaleUpPolicy.conditions).each(function(){
																						  $.ajax({
																							  url: createURL('deleteCondition'),
																								data: {
																								  id: this.id
																								}
																							});																							
																						});														
																						
																						scaleDown($.extend(args, {
																							scaleUpPolicyResponse: item
																						}));
																					}
																					else if (result.jobstatus == 2) {
																						args.response.error(_s(result.jobresult.errortext));
																					}
																				}
																			}
																		});
																	}, g_queryAsyncJobResultInterval);
																},
																error: function(XMLHttpResponse) {
																	args.response.error(parseXMLHttpResponse(XMLHttpResponse));
																}
															});
														}														
                          }
                        }
                        else if(result.jobstatus == 2) {
                          args.response.error(_s(result.jobresult.errortext));
                        }
                      }
                    }
                  });
                }, g_queryAsyncJobResultInterval);
              },
              error: function(XMLHttpResponse) {
                args.response.error(parseXMLHttpResponse(XMLHttpResponse));
              }
            });
          });
        };

        var scaleDown = function(args){
          var scaleDownConditionIds = [];
          $(scaleDownData).each(function(){
            var data = {
              counterid: this.counterid,
              relationaloperator: this.relationaloperator,
              threshold: this.threshold
            };
            $.ajax({
              url: createURL('createCondition'),
              data: data,
              success: function(json) {
                var createConditionIntervalID = setInterval(function() {
                  $.ajax({
                    url: createURL("queryAsyncJobResult&jobid=" + json.conditionresponse.jobid),
                    dataType: "json",
                    success: function(json) {
                      var result = json.queryasyncjobresultresponse;
                      if(result.jobstatus == 0) {
                        return;
                      }
                      else {
                        clearInterval(createConditionIntervalID);
                        if(result.jobstatus == 1) {
                          var item  = json.queryasyncjobresultresponse.jobresult.condition;
                          scaleDownConditionIds.push(item.id);
                          if (scaleDownConditionIds.length == scaleDownData.length) {													  
														if(!('multiRules' in args.context)) { //from a new LB 
															var data = {
																action: 'scaledown',
																conditionids: scaleDownConditionIds.join(","),
																duration: args.data.scaleDownDuration,
																quiettime: args.data.quietTime
															};
															$.ajax({
																url: createURL('createAutoScalePolicy'),
																data: data,
																success: function(json) {
																	var jobId = json.autoscalepolicyresponse.jobid;
																	var createAutoScalePolicyInterval = setInterval(function(){
																		$.ajax({
																			url: createURL("queryAsyncJobResult&jobId="+jobId),
																			dataType: "json",
																			success: function(json) {
																				var result = json.queryasyncjobresultresponse;
																				if (result.jobstatus == 0) {
																					return; //Job has not completed
																				}
																				else {
																					clearInterval(createAutoScalePolicyInterval);
																					if (result.jobstatus == 1) { //AutoScalePolicy successfully created
																						var item = result.jobresult.autoscalepolicy;
																						createOrUpdateVmProfile($.extend(args, {
																							scaleDownPolicyResponse: item
																						}));
																					}
																					else if (result.jobstatus == 2) {
																						args.response.error(_s(result.jobresult.errortext));
																					}
																				}
																			}
																		});
																	}, g_queryAsyncJobResultInterval);
																},
																error: function(XMLHttpResponse) {
																	args.response.error(parseXMLHttpResponse(XMLHttpResponse));
																}
															});
														}
														else { //from an existing LB														  
															var data = {
                                id: args.context.originalAutoscaleData.scaleDownPolicy.id,															
																conditionids: scaleDownConditionIds.join(","),
																duration: args.data.scaleDownDuration,
																quiettime: args.data.quietTime
															};
														
														  $.ajax({
																url: createURL('updateAutoScalePolicy'),
																data: data,
																success: function(json) {
																	var jobId = json.updateautoscalepolicyresponse.jobid;
																	var updateAutoScalePolicyInterval = setInterval(function(){
																		$.ajax({
																			url: createURL("queryAsyncJobResult&jobId="+jobId),
																			dataType: "json",
																			success: function(json) {
																				var result = json.queryasyncjobresultresponse;
																				if (result.jobstatus == 0) {
																					return; //Job has not completed
																				}
																				else {
																					clearInterval(updateAutoScalePolicyInterval);
																					if (result.jobstatus == 1) { 
																						var item = result.jobresult.autoscalepolicy;
																						
																						//delete old conditions which are orphans now. Don't need to call queryAsyncJobResult because subsequent API calls have no dependency on deleteCondition.
																						$(args.context.originalAutoscaleData.scaleDownPolicy.conditions).each(function(){                                            
																							$.ajax({
																							  url: createURL('deleteCondition'),
																								data: {
																								  id: this.id
																								}
																							});		
																						});														
																																												
																						createOrUpdateVmProfile($.extend(args, {
																							scaleDownPolicyResponse: item
																						}));
																					}
																					else if (result.jobstatus == 2) {
																						args.response.error(_s(result.jobresult.errortext));
																					}
																				}
																			}
																		});
																	}, g_queryAsyncJobResultInterval);
																},
																error: function(XMLHttpResponse) {
																	args.response.error(parseXMLHttpResponse(XMLHttpResponse));
																}
															});															
														}														
                          }
                        }
                        else if(result.jobstatus == 2) {
                          args.response.error(_s(result.jobresult.errortext));
                        }
                      }
                    },
                    error: function(XMLHttpResponse) {
                      args.response.error(parseXMLHttpResponse(XMLHttpResponse));
                    }
                  });
                }, g_queryAsyncJobResultInterval);
              }
            });
          });
        };

        var createOrUpdateVmProfile = function(args){
          var array1 = [];
					var apiCmd, apiCmdRes;							
					if(!('multiRules' in args.context)) { //from a new LB 	
            var data = {
						  zoneid: args.context.networks[0].zoneid,
							serviceofferingid: args.data.serviceOfferingId,
							templateid: args.data.templateNames,
							destroyvmgraceperiod: args.data.destroyVMgracePeriod,
							snmpcommunity: args.data.snmpCommunity,
							snmpport: args.data.snmpPort							
						};

            var allParamNames=$.map(data,function(value,key){
                             return key;
                          });

            var notParams =['zoneid','serviceofferingid','templateid','destroyvmgraceperiod'];
            var index=0;
            $(allParamNames).each(function() {
                 var param='counterparam[' + index + ']';
                 var name = this.toString();
                 var value = data[name];
                 if(!value || $.inArray(name,notParams) >-1 ) return true;
                 data[param+ '.name']=name;
                 data[param+ '.value']=value;
                 index++;
                 delete data[name];

                 return true;
               });
	

            if(args.data.username != null && args.data.username.length > 0) {
						  $.extend(data, {
							  autoscaleuserid: args.data.username
							});
						}						
																				
						var array2 = [];					
						if(args.data.diskOfferingId != null && args.data.diskOfferingId.length > 0)
							array2.push("diskofferingid=" + args.data.diskOfferingId);
						if(args.data.securityGroups != null && args.data.securityGroups.length > 0){
							if(array2.length > 0)
								array2.push("&securitygroupids=" + args.data.securityGroups);
							else
								array2.push("securitygroupids=" + args.data.securityGroups);
						}		
            if(array2.length > 0) {						
							$.extend(data, {
								otherdeployparams: array2.join("")
							});
						}
										 
						$.ajax({
							url: createURL('createAutoScaleVmProfile'),							
							data: data,
							success: function(json) {						 
								var jobId = json.autoscalevmprofileresponse.jobid;
								var autoscaleVmProfileTimer = setInterval(function(){
									$.ajax({
										url: createURL("queryAsyncJobResult&jobId="+jobId),
										dataType: "json",
										success: function(json) {
											var result = json.queryasyncjobresultresponse;
											if (result.jobstatus == 0) {
												return; //Job has not completed
											}
											else {
												clearInterval(autoscaleVmProfileTimer);
												if (result.jobstatus == 1) { 
													scaleVmProfileResponse = result.jobresult.autoscalevmprofile;													
													loadBalancer(args); //create a load balancer rule																										
												}
												else if (result.jobstatus == 2) {
													args.response.error(_s(result.jobresult.errortext));
												}
											}
										}
									});
								}, g_queryAsyncJobResultInterval);
							},
							error: function(XMLHttpResponse) {
								args.response.error(parseXMLHttpResponse(XMLHttpResponse));
							}
						});            			
					}
					else { //from an existing LB		
            var data = {
              id: args.context.originalAutoscaleData.context.autoscaleVmProfile.id,
							templateid: args.data.templateNames,
							destroyvmgraceperiod: args.data.destroyVMgracePeriod,
							snmpcommunity: args.data.snmpCommunity,
							snmpport: args.data.snmpPort							
            };					

            var allParamNames=$.map(data,function(value,key){
                             return key;
                          });

            var notParams =['id','templateid','destroyvmgraceperiod'];
            var index=0;
            $(allParamNames).each(function() {
                 var param='counterparam[' + index + ']';
                 var name = this.toString();
                 var value = data[name];
                 if(!value || $.inArray(name,notParams) >-1 ) return true;
                 data[param+ '.name']=name;
                 data[param+ '.value']=value;
                 index++;
                 delete data[name];

                 return true;
               });


		
								
						if(args.data.username != null && args.data.username.length > 0) {
						  $.extend(data, {
							  autoscaleuserid: args.data.username
							});
						}						
								
						$.ajax({
							url: createURL('updateAutoScaleVmProfile'),
							data: data,
							success: function(json) {						 
								var jobId = json.updateautoscalevmprofileresponse.jobid;
								var autoscaleVmProfileTimer = setInterval(function(){
									$.ajax({
										url: createURL("queryAsyncJobResult&jobId="+jobId),
										dataType: "json",
										success: function(json) {
											var result = json.queryasyncjobresultresponse;
											if (result.jobstatus == 0) {
												return; //Job has not completed
											}
											else {
												clearInterval(autoscaleVmProfileTimer);
												if (result.jobstatus == 1) { 
													scaleVmProfileResponse = result.jobresult.autoscalevmprofile;		
													autoScaleVmGroup(args); //update autoScaleVmGroup													
												}
												else if (result.jobstatus == 2) {
													args.response.error(_s(result.jobresult.errortext));
												}
											}
										}
									});
								}, g_queryAsyncJobResultInterval);
							},
							error: function(XMLHttpResponse) {
								args.response.error(parseXMLHttpResponse(XMLHttpResponse));
							}
						});						
					}	
        };

        var loadBalancer = function(args){
          var networkid;
          if('vpc' in args.context) { //from VPC section
            if(args.data.tier == null) {
              cloudStack.dialog.notice({ message: 'Tier is required' });
              return;
            }
            networkid = args.data.tier;
          }
          else if('networks' in args.context) {	//from Guest Network section
            networkid = args.context.networks[0].id;
          }
          var data = {
            algorithm: args.formData.algorithm,
            name: args.formData.name,
            privateport: args.formData.privateport,
            publicport: args.formData.publicport,
            openfirewall: false,
            networkid: networkid
          };
          if(args.context.ipAddresses != null) {
            data = $.extend(data, {
						  publicipid: args.context.ipAddresses[0].id
						});
					}
					else {
					  data = $.extend(data, {
						  domainid: g_domainid,
              account: g_account
						});
					}

          $.ajax({
            url: createURL('createLoadBalancerRule'),
            dataType: 'json',
            data: data,
            async: true,
            success: function(json) {
              var jobId = json.createloadbalancerruleresponse.jobid;
              var loadBalancerTimer = setInterval(function(){
                $.ajax({
                  url: createURL("queryAsyncJobResult&jobId="+jobId),
                  dataType: "json",
                  success: function(json) {
                    var result = json.queryasyncjobresultresponse;
                    if (result.jobstatus == 0) {
                      return; //Job has not completed
                    }
                    else {
                      clearInterval(loadBalancerTimer);
                      if (result.jobstatus == 1) { //LoadBalancerRule successfully created
                        loadBalancerResponse = result.jobresult.loadbalancer;
                        autoScaleVmGroup(args);
                      }
                      else if (result.jobstatus == 2) {
                        args.response.error(_s(result.jobresult.errortext));
                      }
                    }
                  }
                });
              }, g_queryAsyncJobResultInterval);
            },
            error: function(XMLHttpResponse) {
              args.response.error(parseXMLHttpResponse(XMLHttpResponse));
            }
          });
        };

        var autoScaleVmGroup = function(args){
				  if(!('multiRules' in args.context)) { //from a new LB 
						var array1 = [];
						array1.push("&lbruleid=" + loadBalancerResponse.id);
						array1.push("&minMembers=" + args.data.minInstance);
						array1.push("&maxMembers=" + args.data.maxInstance );
						array1.push("&vmprofileid=" + scaleVmProfileResponse.id);
						array1.push("&interval=" + args.data.interval);
						array1.push("&scaleuppolicyids=" + args.scaleUpPolicyResponse.id);
						array1.push("&scaledownpolicyids=" + args.scaleDownPolicyResponse.id );
						$.ajax({
							url: createURL('createAutoScaleVmGroup' + array1.join("")),
							dataType: 'json',
							async: true,
							success: function(json) {
								var jobId = json.autoscalevmgroupresponse.jobid;
								var scaleVmGroupTimer = setInterval(function(){
									$.ajax({
										url: createURL("queryAsyncJobResult&jobId="+jobId),
										dataType: "json",
										success: function(json) {
											var result = json.queryasyncjobresultresponse;
											if (result.jobstatus == 0) {
												return; //Job has not completed
											}
											else {
												clearInterval(scaleVmGroupTimer);
												if (result.jobstatus == 1) { //autoscale Vm group successfully created
													scaleVmGroupResponse = result.jobresult.autoscalevmgroup;
													args.response.success();
												}
												else if (result.jobstatus == 2) {
													args.response.error(_s(result.jobresult.errortext));
												}
											}
										}
									});
								}, g_queryAsyncJobResultInterval);
							},
							error: function(XMLHttpResponse) {
								args.response.error(parseXMLHttpResponse(XMLHttpResponse));
							}
						});
					}
					else { //from an existing LB	
            var data = {
						  id: args.context.originalAutoscaleData.context.autoscaleVmGroup.id,
							minmembers: args.data.minInstance,
							maxmembers: args.data.maxInstance,
							interval: args.data.interval,
							scaleuppolicyids: args.context.originalAutoscaleData.scaleUpPolicy.id,
							scaledownpolicyids: args.context.originalAutoscaleData.scaleDownPolicy.id
						};
						
						$.ajax({
							url: createURL('updateAutoScaleVmGroup'),
							data: data,
							success: function(json) {
								var jobId = json.updateautoscalevmgroupresponse.jobid;
								var updateAutoScaleVmGroupTimer = setInterval(function(){
									$.ajax({
										url: createURL("queryAsyncJobResult&jobId="+jobId),
										dataType: "json",
										success: function(json) {
											var result = json.queryasyncjobresultresponse;
											if (result.jobstatus == 0) {
												return; //Job has not completed
											}
											else {
												clearInterval(updateAutoScaleVmGroupTimer);
												if (result.jobstatus == 1) { //autoscale Vm group successfully created													
													args.response.success();
												}
												else if (result.jobstatus == 2) {
													args.response.error(_s(result.jobresult.errortext));
												}
											}
										}
									});
								}, g_queryAsyncJobResultInterval);
							},
							error: function(XMLHttpResponse) {
								args.response.error(parseXMLHttpResponse(XMLHttpResponse));
							}
						});						
					}					
        };

				//*** API calls start!!! ********
				scaleUp(args);
				
      },
      destroy: function(args) {
        $.ajax({
          url: createURL('')
        });
      }
    },

    dialog: function(args) {
      return function(args) {
        var context = args.context;

        var $dialog= $('<div>');
        $dialog.dialog ({
          title: 'AutoScale Configuration Wizard',
          closeonEscape: false,

          draggable:true,
          width:  825 ,
          height :600,
          buttons: {
            'Cancel': function() {
              $(this).dialog("close");
              $('.overlay').remove();
            },


            'Apply': function() {
              $(':ui-dialog').remove();
              $('.overlay').remove();
            }
          }
        }).closest('.ui-dialog').overlay();

        $("buttons").each(function() {
          $(this).attr('style','float: right');
        });
        var $field = $('<div>').addClass('field username');
        var $input = $('<input>').attr({ name: 'username' });
        var $inputLabel = $('<label>').html('Username');

        $field.append($input, $inputLabel);
        $field.appendTo($dialog);
      }
    }
  }
} (jQuery,cloudStack));