Services refactor - using ES6 modules.
This commit is contained in:
Alexander Zobnin
@@ -1,363 +1,361 @@
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define([
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'angular',
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'lodash',
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'./utils'
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],
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function (angular, _, utils) {
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'use strict';
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import angular from 'angular';
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import _ from 'lodash';
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import * as utils from './utils';
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var module = angular.module('grafana.services');
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module.factory('QueryProcessor', function($q) {
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function QueryProcessor(zabbixCacheInstance) {
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var self = this;
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/** @ngInject */
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angular.module('grafana.services').factory('QueryProcessor', function($q) {
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class QueryProcessor {
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constructor(zabbixCacheInstance) {
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this.cache = zabbixCacheInstance;
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this.$q = $q;
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}
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/**
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* Build query in asynchronous manner
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*/
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this.build = function (groupFilter, hostFilter, appFilter, itemFilter) {
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if (this.cache._initialized) {
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return $q.when(self.buildFromCache(groupFilter, hostFilter, appFilter, itemFilter));
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} else {
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return this.cache.refresh().then(function() {
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return self.buildFromCache(groupFilter, hostFilter, appFilter, itemFilter);
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});
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}
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};
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/**
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* Build trigger query in asynchronous manner
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*/
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this.buildTriggerQuery = function (groupFilter, hostFilter, appFilter) {
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if (this.cache._initialized) {
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return $q.when(self.buildTriggerQueryFromCache(groupFilter, hostFilter, appFilter));
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} else {
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return this.cache.refresh().then(function() {
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return self.buildTriggerQueryFromCache(groupFilter, hostFilter, appFilter);
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});
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}
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};
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this.filterGroups = function(groupFilter) {
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return this.cache.getGroups().then(function(groupList) {
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return groupList;
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/**
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* Build query in asynchronous manner
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*/
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build(groupFilter, hostFilter, appFilter, itemFilter) {
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var self = this;
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if (this.cache._initialized) {
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return this.$q.when(self.buildFromCache(groupFilter, hostFilter, appFilter, itemFilter));
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} else {
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return this.cache.refresh().then(function() {
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return self.buildFromCache(groupFilter, hostFilter, appFilter, itemFilter);
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});
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};
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}
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}
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/**
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* Get list of host belonging to given groups.
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* @return list of hosts
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*/
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this.filterHosts = function(groupFilter) {
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return this.cache.getGroups().then(function(groups) {
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groups = findByFilter(groups, groupFilter);
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var hostids = _.flatten(_.map(groups, 'hosts'));
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if (hostids.length) {
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return self.cache.getIndexedHosts().then(function(hosts) {
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return _.map(hostids, function(hostid) {
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return hosts[hostid];
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});
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/**
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* Build trigger query in asynchronous manner
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*/
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buildTriggerQuery(groupFilter, hostFilter, appFilter) {
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var self = this;
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if (this.cache._initialized) {
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return this.$q.when(self.buildTriggerQueryFromCache(groupFilter, hostFilter, appFilter));
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} else {
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return this.cache.refresh().then(function() {
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return self.buildTriggerQueryFromCache(groupFilter, hostFilter, appFilter);
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});
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}
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}
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filterGroups(groupFilter) {
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return this.cache.getGroups().then(function(groupList) {
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return groupList;
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});
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}
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/**
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* Get list of host belonging to given groups.
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* @return list of hosts
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*/
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filterHosts(groupFilter) {
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var self = this;
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return this.cache.getGroups().then(function(groups) {
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groups = findByFilter(groups, groupFilter);
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var hostids = _.flatten(_.map(groups, 'hosts'));
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if (hostids.length) {
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return self.cache.getIndexedHosts().then(function(hosts) {
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return _.map(hostids, function(hostid) {
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return hosts[hostid];
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});
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} else {
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return [];
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}
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});
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};
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});
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} else {
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return [];
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}
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});
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}
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/**
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* Get list of applications belonging to given groups and hosts.
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* @return list of applications belonging to given hosts
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*/
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this.filterApplications = function(groupFilter, hostFilter) {
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var promises = [
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this.filterHosts(groupFilter),
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this.cache.getApplications()
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];
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/**
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* Get list of applications belonging to given groups and hosts.
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* @return list of applications belonging to given hosts
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*/
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filterApplications(groupFilter, hostFilter) {
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var promises = [
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this.filterHosts(groupFilter),
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this.cache.getApplications()
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];
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return $q.all(promises).then(function(results) {
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var hostList = results[0];
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var applicationList = results[1];
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return this.$q.all(promises).then(function(results) {
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var hostList = results[0];
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var applicationList = results[1];
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var hosts = findByFilter(hostList, hostFilter);
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var hosts = findByFilter(hostList, hostFilter);
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if (hosts) {
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var hostsids = _.map(hosts, 'hostid');
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return _.filter(applicationList, function (appObj) {
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return _.intersection(hostsids, appObj.hosts).length;
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});
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} else {
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return [];
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}
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});
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}
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filterItems(groupFilter, hostFilter, appFilter, itemType, showDisabledItems) {
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var hosts;
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var apps;
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var items;
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var promises = [
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this.filterHosts(groupFilter),
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this.filterApplications(groupFilter, hostFilter),
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this.cache.getIndexedHosts(),
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this.cache.getIndexedApplications()
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];
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return this.$q.all(promises).then(function(results) {
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var hostList = results[0];
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var applicationList = results[1];
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var idx_hosts = results[2];
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var idx_apps = results[3];
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// Filter hosts
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hosts = findByFilter(hostList, hostFilter);
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idx_hosts = getFromIndex(idx_hosts, _.map(hosts, 'hostid'));
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// Filter applications
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if (appFilter === "") {
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// Get all items
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apps = undefined;
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if (hosts) {
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var hostsids = _.map(hosts, 'hostid');
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return _.filter(applicationList, function (appObj) {
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return _.intersection(hostsids, appObj.hosts).length;
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});
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} else {
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return [];
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}
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});
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};
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this.filterItems = function (groupFilter, hostFilter, appFilter, itemType, showDisabledItems) {
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var hosts;
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var apps;
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var items;
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var promises = [
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this.filterHosts(groupFilter),
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this.filterApplications(groupFilter, hostFilter),
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this.cache.getIndexedHosts(),
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this.cache.getIndexedApplications()
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];
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return $q.all(promises).then(function(results) {
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var hostList = results[0];
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var applicationList = results[1];
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var idx_hosts = results[2];
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var idx_apps = results[3];
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// Filter hosts
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hosts = findByFilter(hostList, hostFilter);
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idx_hosts = getFromIndex(idx_hosts, _.map(hosts, 'hostid'));
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// Filter applications
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if (appFilter === "") {
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// Get all items
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apps = undefined;
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if (hosts) {
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// Get all items in given hosts
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items = _.flatten(_.map(idx_hosts, function(host) {
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return _.values(host.idx_items);
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}), true);
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}
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} else {
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apps = findByFilter(applicationList, appFilter);
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}
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if (apps) {
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// Get ids for finded applications
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var appids = _.flatten(_.map(apps, 'applicationids'));
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appids = _.flatten(_.map(_.map(hosts, 'applications'), function(apps) {
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return _.intersection(apps, appids);
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}));
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// For each finded host get list of items in finded applications
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// Get all items in given hosts
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items = _.flatten(_.map(idx_hosts, function(host) {
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var host_apps = _.intersection(appids, host.applications);
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var host_itemids = _.flatten(_.map(getFromIndex(idx_apps, host_apps), 'itemids'));
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return _.values(getFromIndex(host.idx_items, host_itemids));
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return _.values(host.idx_items);
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}), true);
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}
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if (!showDisabledItems) {
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items = _.filter(items, {'status': '0'});
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}
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return items;
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});
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};
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/**
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* Build query - convert target filters to array of Zabbix items
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*/
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this.buildFromCache = function (groupFilter, hostFilter, appFilter, itemFilter) {
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return this.filterItems(groupFilter, hostFilter, appFilter).then(function(items) {
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if (items.length) {
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if (utils.isRegex(itemFilter)) {
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return findByFilter(items, itemFilter);
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} else {
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return _.filter(items, {'name': itemFilter});
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}
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} else {
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return [];
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}
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});
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};
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/**
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* Build query - convert target filters to array of Zabbix items
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*/
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this.buildTriggerQueryFromCache = function (groupFilter, hostFilter, appFilter) {
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var promises = [
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this.cache.getGroups().then(function(groups) {
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return _.filter(groups, function(group) {
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if (utils.isRegex(groupFilter)) {
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return utils.buildRegex(groupFilter).test(group.name);
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} else {
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return group.name === groupFilter;
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}
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});
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}),
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this.filterHosts(groupFilter).then(function(hosts) {
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return _.filter(hosts, function(host) {
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if (utils.isRegex(hostFilter)) {
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return utils.buildRegex(hostFilter).test(host.name);
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} else {
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return host.name === hostFilter;
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}
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});
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}),
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this.filterApplications(groupFilter, hostFilter).then(function(apps) {
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return _.filter(apps, function(app) {
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if (utils.isRegex(appFilter)) {
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return utils.buildRegex(appFilter).test(app.name);
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} else {
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return app.name === appFilter;
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}
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});
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})
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];
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return $q.all(promises).then(function(results) {
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var filteredGroups = results[0];
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var filteredHosts = results[1];
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var filteredApps = results[2];
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var query = {};
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if (appFilter) {
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query.applicationids = _.flatten(_.map(filteredApps, 'applicationids'));
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}
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if (hostFilter) {
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query.hostids = _.map(filteredHosts, 'hostid');
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}
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if (groupFilter) {
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query.groupids = _.map(filteredGroups, 'groupid');
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}
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return query;
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});
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};
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/**
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* Convert Zabbix API history.get response to Grafana format
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*
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* @return {Array} Array of timeseries in Grafana format
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* {
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* target: "Metric name",
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* datapoints: [[<value>, <unixtime>], ...]
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* }
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*/
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this.convertHistory = function(history, addHostName, convertPointCallback) {
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/**
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* Response should be in the format:
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* data: [
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* {
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* target: "Metric name",
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* datapoints: [[<value>, <unixtime>], ...]
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* }, ...
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* ]
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*/
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// Group history by itemid
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var grouped_history = _.groupBy(history, 'itemid');
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return _.map(grouped_history, function(hist, itemid) {
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var item = self.cache.getItem(itemid);
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var alias = item.name;
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if (addHostName) {
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var host = self.cache.getHost(item.hostid);
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alias = host.name + ": " + alias;
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}
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return {
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target: alias,
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datapoints: _.map(hist, convertPointCallback)
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};
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});
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};
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this.handleHistory = function(history, addHostName) {
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return this.convertHistory(history, addHostName, convertHistoryPoint);
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};
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this.handleTrends = function(history, addHostName, valueType) {
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var convertPointCallback = _.partial(convertTrendPoint, valueType);
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return this.convertHistory(history, addHostName, convertPointCallback);
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};
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this.handleSLAResponse = function (itservice, slaProperty, slaObject) {
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var targetSLA = slaObject[itservice.serviceid].sla[0];
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if (slaProperty.property === 'status') {
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var targetStatus = parseInt(slaObject[itservice.serviceid].status);
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return {
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target: itservice.name + ' ' + slaProperty.name,
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datapoints: [
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[targetStatus, targetSLA.to * 1000]
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]
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};
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} else {
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return {
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target: itservice.name + ' ' + slaProperty.name,
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datapoints: [
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[targetSLA[slaProperty.property], targetSLA.from * 1000],
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[targetSLA[slaProperty.property], targetSLA.to * 1000]
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]
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};
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apps = findByFilter(applicationList, appFilter);
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}
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};
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if (apps) {
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// Get ids for finded applications
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var appids = _.flatten(_.map(apps, 'applicationids'));
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appids = _.flatten(_.map(_.map(hosts, 'applications'), function(apps) {
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return _.intersection(apps, appids);
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}));
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// For each finded host get list of items in finded applications
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items = _.flatten(_.map(idx_hosts, function(host) {
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var host_apps = _.intersection(appids, host.applications);
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var host_itemids = _.flatten(_.map(getFromIndex(idx_apps, host_apps), 'itemids'));
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return _.values(getFromIndex(host.idx_items, host_itemids));
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}), true);
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}
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if (!showDisabledItems) {
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items = _.filter(items, {'status': '0'});
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}
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return items;
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});
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}
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return QueryProcessor;
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});
|
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/**
|
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* Build query - convert target filters to array of Zabbix items
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*/
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buildFromCache(groupFilter, hostFilter, appFilter, itemFilter) {
|
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return this.filterItems(groupFilter, hostFilter, appFilter).then(function(items) {
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if (items.length) {
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if (utils.isRegex(itemFilter)) {
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return findByFilter(items, itemFilter);
|
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} else {
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return _.filter(items, {'name': itemFilter});
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}
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} else {
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return [];
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||||
}
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});
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}
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|
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/**
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* Find group, host, app or item by given name.
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* @param list list of groups, apps or other
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* @param name visible name
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* @return array with finded element or undefined
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*/
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function findByName(list, name) {
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var finded = _.find(list, {'name': name});
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if (finded) {
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return [finded];
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} else {
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return undefined;
|
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/**
|
||||
* Build query - convert target filters to array of Zabbix items
|
||||
*/
|
||||
buildTriggerQueryFromCache(groupFilter, hostFilter, appFilter) {
|
||||
var promises = [
|
||||
this.cache.getGroups().then(function(groups) {
|
||||
return _.filter(groups, function(group) {
|
||||
if (utils.isRegex(groupFilter)) {
|
||||
return utils.buildRegex(groupFilter).test(group.name);
|
||||
} else {
|
||||
return group.name === groupFilter;
|
||||
}
|
||||
});
|
||||
}),
|
||||
this.filterHosts(groupFilter).then(function(hosts) {
|
||||
return _.filter(hosts, function(host) {
|
||||
if (utils.isRegex(hostFilter)) {
|
||||
return utils.buildRegex(hostFilter).test(host.name);
|
||||
} else {
|
||||
return host.name === hostFilter;
|
||||
}
|
||||
});
|
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}),
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this.filterApplications(groupFilter, hostFilter).then(function(apps) {
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return _.filter(apps, function(app) {
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if (utils.isRegex(appFilter)) {
|
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return utils.buildRegex(appFilter).test(app.name);
|
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} else {
|
||||
return app.name === appFilter;
|
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}
|
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});
|
||||
})
|
||||
];
|
||||
|
||||
return this.$q.all(promises).then(function(results) {
|
||||
var filteredGroups = results[0];
|
||||
var filteredHosts = results[1];
|
||||
var filteredApps = results[2];
|
||||
var query = {};
|
||||
|
||||
if (appFilter) {
|
||||
query.applicationids = _.flatten(_.map(filteredApps, 'applicationids'));
|
||||
}
|
||||
if (hostFilter) {
|
||||
query.hostids = _.map(filteredHosts, 'hostid');
|
||||
}
|
||||
if (groupFilter) {
|
||||
query.groupids = _.map(filteredGroups, 'groupid');
|
||||
}
|
||||
|
||||
return query;
|
||||
});
|
||||
}
|
||||
|
||||
/**
|
||||
* Convert Zabbix API history.get response to Grafana format
|
||||
*
|
||||
* @return {Array} Array of timeseries in Grafana format
|
||||
* {
|
||||
* target: "Metric name",
|
||||
* datapoints: [[<value>, <unixtime>], ...]
|
||||
* }
|
||||
*/
|
||||
convertHistory(history, addHostName, convertPointCallback) {
|
||||
/**
|
||||
* Response should be in the format:
|
||||
* data: [
|
||||
* {
|
||||
* target: "Metric name",
|
||||
* datapoints: [[<value>, <unixtime>], ...]
|
||||
* }, ...
|
||||
* ]
|
||||
*/
|
||||
var self = this;
|
||||
|
||||
// Group history by itemid
|
||||
var grouped_history = _.groupBy(history, 'itemid');
|
||||
|
||||
return _.map(grouped_history, function(hist, itemid) {
|
||||
var item = self.cache.getItem(itemid);
|
||||
var alias = item.name;
|
||||
if (addHostName) {
|
||||
var host = self.cache.getHost(item.hostid);
|
||||
alias = host.name + ": " + alias;
|
||||
}
|
||||
return {
|
||||
target: alias,
|
||||
datapoints: _.map(hist, convertPointCallback)
|
||||
};
|
||||
});
|
||||
}
|
||||
|
||||
handleHistory(history, addHostName) {
|
||||
return this.convertHistory(history, addHostName, convertHistoryPoint);
|
||||
}
|
||||
|
||||
handleTrends(history, addHostName, valueType) {
|
||||
var convertPointCallback = _.partial(convertTrendPoint, valueType);
|
||||
return this.convertHistory(history, addHostName, convertPointCallback);
|
||||
}
|
||||
|
||||
handleSLAResponse(itservice, slaProperty, slaObject) {
|
||||
var targetSLA = slaObject[itservice.serviceid].sla[0];
|
||||
if (slaProperty.property === 'status') {
|
||||
var targetStatus = parseInt(slaObject[itservice.serviceid].status);
|
||||
return {
|
||||
target: itservice.name + ' ' + slaProperty.name,
|
||||
datapoints: [
|
||||
[targetStatus, targetSLA.to * 1000]
|
||||
]
|
||||
};
|
||||
} else {
|
||||
return {
|
||||
target: itservice.name + ' ' + slaProperty.name,
|
||||
datapoints: [
|
||||
[targetSLA[slaProperty.property], targetSLA.from * 1000],
|
||||
[targetSLA[slaProperty.property], targetSLA.to * 1000]
|
||||
]
|
||||
};
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
function findByRegex(list, regex) {
|
||||
var filterPattern = utils.buildRegex(regex);
|
||||
return _.filter(list, function (zbx_obj) {
|
||||
return filterPattern.test(zbx_obj.name);
|
||||
});
|
||||
}
|
||||
|
||||
function findByFilter(list, filter) {
|
||||
if (utils.isRegex(filter)) {
|
||||
return findByRegex(list, filter);
|
||||
} else {
|
||||
return findByName(list, filter);
|
||||
}
|
||||
}
|
||||
|
||||
function getFromIndex(index, objids) {
|
||||
return _.map(objids, function(id) {
|
||||
return index[id];
|
||||
});
|
||||
}
|
||||
|
||||
function convertHistoryPoint(point) {
|
||||
// Value must be a number for properly work
|
||||
return [
|
||||
Number(point.value),
|
||||
point.clock * 1000
|
||||
];
|
||||
}
|
||||
|
||||
function convertTrendPoint(valueType, point) {
|
||||
var value;
|
||||
switch (valueType) {
|
||||
case "min":
|
||||
value = point.value_min;
|
||||
break;
|
||||
case "max":
|
||||
value = point.value_max;
|
||||
break;
|
||||
case "avg":
|
||||
value = point.value_avg;
|
||||
break;
|
||||
default:
|
||||
value = point.value_avg;
|
||||
}
|
||||
|
||||
return [
|
||||
Number(value),
|
||||
point.clock * 1000
|
||||
];
|
||||
}
|
||||
|
||||
return QueryProcessor;
|
||||
});
|
||||
|
||||
/**
|
||||
* Find group, host, app or item by given name.
|
||||
* @param list list of groups, apps or other
|
||||
* @param name visible name
|
||||
* @return array with finded element or undefined
|
||||
*/
|
||||
function findByName(list, name) {
|
||||
var finded = _.find(list, {'name': name});
|
||||
if (finded) {
|
||||
return [finded];
|
||||
} else {
|
||||
return undefined;
|
||||
}
|
||||
}
|
||||
|
||||
function findByRegex(list, regex) {
|
||||
var filterPattern = utils.buildRegex(regex);
|
||||
return _.filter(list, function (zbx_obj) {
|
||||
return filterPattern.test(zbx_obj.name);
|
||||
});
|
||||
}
|
||||
|
||||
function findByFilter(list, filter) {
|
||||
if (utils.isRegex(filter)) {
|
||||
return findByRegex(list, filter);
|
||||
} else {
|
||||
return findByName(list, filter);
|
||||
}
|
||||
}
|
||||
|
||||
function getFromIndex(index, objids) {
|
||||
return _.map(objids, function(id) {
|
||||
return index[id];
|
||||
});
|
||||
}
|
||||
|
||||
function convertHistoryPoint(point) {
|
||||
// Value must be a number for properly work
|
||||
return [
|
||||
Number(point.value),
|
||||
point.clock * 1000
|
||||
];
|
||||
}
|
||||
|
||||
function convertTrendPoint(valueType, point) {
|
||||
var value;
|
||||
switch (valueType) {
|
||||
case "min":
|
||||
value = point.value_min;
|
||||
break;
|
||||
case "max":
|
||||
value = point.value_max;
|
||||
break;
|
||||
case "avg":
|
||||
value = point.value_avg;
|
||||
break;
|
||||
default:
|
||||
value = point.value_avg;
|
||||
}
|
||||
|
||||
return [
|
||||
Number(value),
|
||||
point.clock * 1000
|
||||
];
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user