Cache and queryProcessor refactor.

plugins/datasource-zabbix/queryProcessor.js

@@ -49,7 +49,6 @@ function (angular, _, utils) {
 
       this.filterHosts = function(groupFilter) {
         var groups = [];
-        var hosts = [];
 
         return self.cache.getGroups().then(function(groupList) {
           // Filter groups by regex
@@ -69,15 +68,15 @@ function (angular, _, utils) {
             }
           }
 
-          if (groups) {
-            var groupids = _.map(groups, 'groupid');
-            return self.cache.getHosts().then(function(hosts) {
-              return _.filter(hosts, function (hostObj) {
-                return _.intersection(groupids, hostObj.groups).length;
+          var hostids = _.flatten(_.map(groups, 'hosts'));
+          if (hostids.length) {
+            return self.cache.getHostsExtend().then(function(hosts) {
+              return _.map(hostids, function(hostid) {
+                return hosts[hostid];
               });
             });
           } else {
-            return hosts;
+            return [];
           }
         });
       };
@@ -129,14 +128,12 @@ function (angular, _, utils) {
 
         var promises = [
           this.filterHosts(groupFilter),
-          this.filterApplications(groupFilter, hostFilter),
-          this.cache.getItems(itemType),
+          this.filterApplications(groupFilter, hostFilter)
         ];
 
         return $q.all(promises).then(function(results) {
           var hostList = results[0];
           var applicationList = results[1];
-          var cachedItems = results[2];
 
           // Filter hosts by regex
           if (utils.isRegex(hostFilter)) {
@@ -144,8 +141,7 @@ function (angular, _, utils) {
             hosts = _.filter(hostList, function (hostObj) {
               return hostFilterPattern.test(hostObj.name);
             });
-          }
-          else {
+          } else {
             var findedHosts = _.find(hostList, {'name': hostFilter});
             if (findedHosts) {
               hosts.push(findedHosts);
@@ -172,20 +168,18 @@ function (angular, _, utils) {
           } else {
             apps = undefined;
             if (hosts) {
-              items = _.filter(cachedItems, function (itemObj) {
-                return _.find(hosts, {'hostid': itemObj.hostid });
-              });
+              items = _.flatten(_.map(hosts, 'items'), true);
             }
           }
 
           if (apps) {
-            var appids = _.flatten(_.map(apps, 'applicationids'));
+            /*var appids = _.flatten(_.map(apps, 'applicationids'));
             items = _.filter(cachedItems, function (itemObj) {
               return _.intersection(appids, itemObj.applications).length;
             });
             items = _.filter(items, function (itemObj) {
               return _.find(hosts, {'hostid': itemObj.hostid });
-            });
+            });*/
           }
 
           if (!showDisabledItems) {

plugins/datasource-zabbix/zabbixAPI.js

@@ -123,7 +123,8 @@ function (angular, _) {
     p.getGroups = function() {
       var params = {
         output: ['name'],
-        sortfield: 'name'
+        sortfield: 'name',
+        selectHosts: []
       };
 
       return this.request('hostgroup.get', params);
@@ -168,6 +169,27 @@ function (angular, _) {
       return this.request('item.get', params);
     };
 
+    /**
+     * Get Hosts list with host's items.
+     * @return {[type]} [description]
+     */
+    p.getHostsExtend = function() {
+      var params = {
+        output: ['name', 'host'],
+        sortfield: 'name',
+        selectGroups: [],
+        selectItems: [
+          'name', 'key_',
+          'value_type',
+          'hostid',
+          'status',
+          'state'
+        ]
+      };
+
+      return this.request('host.get', params);
+    };
+
     p.getLastValue = function(itemid) {
       var params = {
         output: ['lastvalue'],

plugins/datasource-zabbix/zabbixCache.js

@@ -21,6 +21,7 @@ function (angular, _, utils) {
       this._hosts         = undefined;
       this._applications  = undefined;
       this._items         = undefined;
+      this._hostsExtend   = undefined;
       this.storage = {
         history: {},
         trends: {}
@@ -51,15 +52,17 @@ function (angular, _, utils) {
         this.zabbixAPI.getGroups(),
         this.zabbixAPI.getHosts(),
         this.zabbixAPI.getApplications(),
-        this.zabbixAPI.getItems()
+        this.zabbixAPI.getItems(),
+        this.zabbixAPI.getHostsExtend()
       ];
 
       return $q.all(promises).then(function(results) {
         if (results.length) {
-          self._groups        = results[0];
+          self._groups        = convertGroups(results[0]);
           self._hosts         = convertHosts(results[1]);
           self._applications  = convertApplications(results[2]);
           self._items         = convertItems(results[3]);
+          self._hostsExtend   = convertHostsExtend(results[4]);
         }
         self._initialized = true;
       });
@@ -87,6 +90,17 @@ function (angular, _, utils) {
       }
     };
 
+    p.getHostsExtend = function() {
+      var self = this;
+      if (this._hostsExtend) {
+        return $q.when(self._hostsExtend);
+      } else {
+        return this.refresh().then(function() {
+          return self._hostsExtend;
+        });
+      }
+    };
+
     p.getApplications = function() {
       var self = this;
       if (this._applications) {
@@ -181,6 +195,25 @@ function (angular, _, utils) {
       });
     }
 
+    function convertGroups(groups) {
+      return _.forEach(groups, function(group) {
+        group.hosts = _.map(group.hosts, 'hostid');
+        return group;
+      });
+    }
+
+    function convertHostsExtend(hosts) {
+      return _.indexBy(_.map(hosts, function(host) {
+        host.items = _.forEach(host.items, function(item) {
+          item.applications = _.map(item.applications, 'applicationid');
+          item.item = item.name;
+          item.name = utils.expandItemName(item.item, item.key_);
+          return item;
+        });
+        return host;
+      }), 'hostid');
+    }
+
     /**
      * Group Zabbix applications by name
      * host.hosts - array of host ids