1/** 2 * Controller for SNMP 3 * 4 * @module app/configuration 5 * @exports snmpController 6 * @name snmpController 7 */ 8 9window.angular && (function(angular) { 10 'use strict'; 11 12 angular.module('app.configuration').controller('snmpController', [ 13 '$scope', '$window', 'APIUtils', '$route', '$q', 'toastService', 14 function($scope, $window, APIUtils, $route, $q, toastService) { 15 $scope.managers = []; 16 $scope.loading = true; 17 $scope.managersToDelete = []; 18 19 var getSNMPManagers = APIUtils.getSNMPManagers().then( 20 function(data) { 21 // Convert to array of objects from an object of objects, easier 22 // to manipulate (e.g. add/remove). Convert key to a path property. 23 for (var key in data.data) { 24 $scope.managers.push({ 25 path: key, 26 port: data.data[key].Port, 27 updatePort: false, 28 address: data.data[key].Address, 29 updateAddress: false 30 }) 31 } 32 }, 33 function(error) { 34 toastService.error('Unable to load SNMP settings.'); 35 console.log(JSON.stringify(error)); 36 }); 37 38 getSNMPManagers.finally(function() { 39 $scope.loading = false; 40 }); 41 42 $scope.addNewSNMPManager = function() { 43 $scope.managers.push({address: '', port: ''}); 44 }; 45 46 $scope.removeSNMPManager = function(index) { 47 // If the SNMP Manager has a path it exists on the backend and we 48 // need to make a call to remove it 49 if ($scope.managers[index].path) { 50 $scope.managersToDelete.push($scope.managers[index].path); 51 } 52 $scope.managers.splice(index, 1); 53 }; 54 55 $scope.refresh = function() { 56 $route.reload(); 57 }; 58 59 $scope.setSNMP = function() { 60 $scope.loading = true; 61 var promises = []; 62 63 // Validate that no field are empty and port is valid. Port value is 64 // undefined if it is an invalid number. 65 for (let i in $scope.managers) { 66 if (!$scope.managers[i].address || !$scope.managers[i].port) { 67 $scope.loading = false; 68 toastService.error('Cannot save. Please resolve errors on page.'); 69 return; 70 } 71 } 72 // Iterate in reverse so can splice 73 // https://stackoverflow.com/questions/9882284/looping-through-array-and-removing-items-without-breaking-for-loop 74 let managersLength = $scope.managers.length; 75 while (managersLength--) { 76 // If the manager does not have a 'path', it is a new manager 77 // and needs to be created 78 if (!$scope.managers[managersLength].path) { 79 promises.push(addManager( 80 $scope.managers[managersLength].address, 81 $scope.managers[managersLength].port)); 82 } else { 83 if ($scope.managers[managersLength].updateAddress) { 84 promises.push(setManagerAddress( 85 $scope.managers[managersLength].path, 86 $scope.managers[managersLength].address)); 87 } 88 if ($scope.managers[managersLength].updatePort) { 89 promises.push(setManagerPort( 90 $scope.managers[managersLength].path, 91 $scope.managers[managersLength].port)); 92 } 93 } 94 } 95 96 // Add delete promises last since we might be adding to 97 // managersToDelete above 98 for (let i in $scope.managersToDelete) { 99 promises.push(deleteManager($scope.managersToDelete[i])); 100 } 101 102 $q.all(promises) 103 .then( 104 function() { 105 $scope.refresh(); 106 toastService.success('SNMP settings have been saved.'); 107 }, 108 function(errors) { 109 toastService.error('Unable to set SNMP Managers.'); 110 console.log(JSON.stringify(errors)); 111 }) 112 .finally(function() { 113 $scope.loading = false; 114 }); 115 }; 116 117 function addManager(address, port) { 118 return APIUtils.addSNMPManager(address, port); 119 } 120 121 function deleteManager(path) { 122 return APIUtils.deleteObject(path); 123 } 124 125 function setManagerAddress(path, address) { 126 return APIUtils.setSNMPManagerAddress(path, address); 127 } 128 129 function setManagerPort(path, port) { 130 return APIUtils.setSNMPManagerPort(path, port); 131 } 132 } 133 ]); 134})(angular); 135