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refactor: move zabbix modules

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This commit is contained in:
Alexander Zobnin
2018-03-17 15:49:34 +03:00
parent 498e9f843c
commit 24e10e885d
43 changed files with 3437 additions and 3266 deletions
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8
src/datasource-zabbix/datasource.js
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@@ -6,14 +6,14 @@ import * as metricFunctions from './metricFunctions';
import * as c from './constants';
import dataProcessor from './dataProcessor';
import responseHandler from './responseHandler';
import './zabbix.js';
import './zabbixAlerting.service.js';
import {ZabbixAPIError} from './zabbixAPICore.service.js';
import { Zabbix } from './zabbix/zabbix';
import {ZabbixAPIError} from './zabbix/connectors/zabbix_api/zabbixAPICore';
class ZabbixAPIDatasource {
/** @ngInject */
constructor(instanceSettings, templateSrv, alertSrv, dashboardSrv, zabbixAlertingSrv, Zabbix) {
constructor(instanceSettings, templateSrv, alertSrv, dashboardSrv, backendSrv, datasourceSrv, zabbixAlertingSrv) {
this.templateSrv = templateSrv;
this.alertSrv = alertSrv;
this.dashboardSrv = dashboardSrv;
@@ -63,7 +63,7 @@ class ZabbixAPIDatasource {
sqlDatasourceId: this.sqlDatasourceId
};
this.zabbix = new Zabbix(this.url, zabbixOptions);
this.zabbix = new Zabbix(this.url, zabbixOptions, backendSrv, datasourceSrv);
}
////////////////////////

276
src/datasource-zabbix/zabbix.js
View File

@@ -1,276 +0,0 @@
import angular from 'angular';
import _ from 'lodash';
import * as utils from './utils';
import './zabbixAPI.service.js';
import './zabbixCachingProxy.service.js';
import './zabbixDBConnector';
// Use factory() instead service() for multiple data sources support.
// Each Zabbix data source instance should initialize its own API instance.
/** @ngInject */
function ZabbixFactory(zabbixAPIService, ZabbixCachingProxy, ZabbixDBConnector) {
class Zabbix {
constructor(url, options) {
let {
username, password, basicAuth, withCredentials, cacheTTL,
enableDirectDBConnection, sqlDatasourceId
} = options;
// Initialize Zabbix API
var ZabbixAPI = zabbixAPIService;
this.zabbixAPI = new ZabbixAPI(url, username, password, basicAuth, withCredentials);
if (enableDirectDBConnection) {
this.dbConnector = new ZabbixDBConnector(sqlDatasourceId);
}
// Initialize caching proxy for requests
let cacheOptions = {
enabled: true,
ttl: cacheTTL
};
this.cachingProxy = new ZabbixCachingProxy(this.zabbixAPI, this.dbConnector, cacheOptions);
// Proxy methods
this.getHistory = this.cachingProxy.getHistory.bind(this.cachingProxy);
this.getMacros = this.cachingProxy.getMacros.bind(this.cachingProxy);
this.getItemsByIDs = this.cachingProxy.getItemsByIDs.bind(this.cachingProxy);
if (enableDirectDBConnection) {
this.getHistoryDB = this.cachingProxy.getHistoryDB.bind(this.cachingProxy);
this.getTrendsDB = this.cachingProxy.getTrendsDB.bind(this.cachingProxy);
}
this.getTrend = this.zabbixAPI.getTrend.bind(this.zabbixAPI);
this.getEvents = this.zabbixAPI.getEvents.bind(this.zabbixAPI);
this.getAlerts = this.zabbixAPI.getAlerts.bind(this.zabbixAPI);
this.getHostAlerts = this.zabbixAPI.getHostAlerts.bind(this.zabbixAPI);
this.getAcknowledges = this.zabbixAPI.getAcknowledges.bind(this.zabbixAPI);
this.getITService = this.zabbixAPI.getITService.bind(this.zabbixAPI);
this.getSLA = this.zabbixAPI.getSLA.bind(this.zabbixAPI);
this.getVersion = this.zabbixAPI.getVersion.bind(this.zabbixAPI);
this.login = this.zabbixAPI.login.bind(this.zabbixAPI);
}
getItemsFromTarget(target, options) {
let parts = ['group', 'host', 'application', 'item'];
let filters = _.map(parts, p => target[p].filter);
return this.getItems(...filters, options);
}
getHostsFromTarget(target) {
let parts = ['group', 'host', 'application'];
let filters = _.map(parts, p => target[p].filter);
return Promise.all([
this.getHosts(...filters),
this.getApps(...filters),
]).then((results) => {
let [hosts, apps] = results;
if (apps.appFilterEmpty) {
apps = [];
}
return [hosts, apps];
});
}
getAllGroups() {
return this.cachingProxy.getGroups();
}
getGroups(groupFilter) {
return this.getAllGroups()
.then(groups => findByFilter(groups, groupFilter));
}
/**
* Get list of host belonging to given groups.
*/
getAllHosts(groupFilter) {
return this.getGroups(groupFilter)
.then(groups => {
let groupids = _.map(groups, 'groupid');
return this.cachingProxy.getHosts(groupids);
});
}
getHosts(groupFilter, hostFilter) {
return this.getAllHosts(groupFilter)
.then(hosts => findByFilter(hosts, hostFilter));
}
/**
* Get list of applications belonging to given groups and hosts.
*/
getAllApps(groupFilter, hostFilter) {
return this.getHosts(groupFilter, hostFilter)
.then(hosts => {
let hostids = _.map(hosts, 'hostid');
return this.cachingProxy.getApps(hostids);
});
}
getApps(groupFilter, hostFilter, appFilter) {
return this.getHosts(groupFilter, hostFilter)
.then(hosts => {
let hostids = _.map(hosts, 'hostid');
if (appFilter) {
return this.cachingProxy.getApps(hostids)
.then(apps => filterByQuery(apps, appFilter));
} else {
return {
appFilterEmpty: true,
hostids: hostids
};
}
});
}
getAllItems(groupFilter, hostFilter, appFilter, options = {}) {
return this.getApps(groupFilter, hostFilter, appFilter)
.then(apps => {
if (apps.appFilterEmpty) {
return this.cachingProxy.getItems(apps.hostids, undefined, options.itemtype);
} else {
let appids = _.map(apps, 'applicationid');
return this.cachingProxy.getItems(undefined, appids, options.itemtype);
}
})
.then(items => {
if (!options.showDisabledItems) {
items = _.filter(items, {'status': '0'});
}
return items;
})
.then(this.expandUserMacro.bind(this));
}
expandUserMacro(items) {
let hostids = getHostIds(items);
return this.getMacros(hostids)
.then(macros => {
_.forEach(items, item => {
if (utils.containsMacro(item.name)) {
item.name = utils.replaceMacro(item, macros);
}
});
return items;
});
}
getItems(groupFilter, hostFilter, appFilter, itemFilter, options = {}) {
return this.getAllItems(groupFilter, hostFilter, appFilter, options)
.then(items => filterByQuery(items, itemFilter));
}
getITServices(itServiceFilter) {
return this.cachingProxy.getITServices()
.then(itServices => findByFilter(itServices, itServiceFilter));
}
/**
* Build query - convert target filters to array of Zabbix items
*/
getTriggers(groupFilter, hostFilter, appFilter, options) {
let promises = [
this.getGroups(groupFilter),
this.getHosts(groupFilter, hostFilter),
this.getApps(groupFilter, hostFilter, appFilter)
];
return Promise.all(promises)
.then(results => {
let filteredGroups = results[0];
let filteredHosts = results[1];
let filteredApps = results[2];
let query = {};
if (appFilter) {
query.applicationids = _.flatten(_.map(filteredApps, 'applicationid'));
}
if (hostFilter) {
query.hostids = _.map(filteredHosts, 'hostid');
}
if (groupFilter) {
query.groupids = _.map(filteredGroups, 'groupid');
}
return query;
}).then(query => {
return this.zabbixAPI.getTriggers(query.groupids, query.hostids, query.applicationids, options);
});
}
}
return Zabbix;
}
angular
.module('grafana.services')
.factory('Zabbix', ZabbixFactory);
///////////////////////////////////////////////////////////////////////////////
/**
* 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 empty array
*/
function findByName(list, name) {
var finded = _.find(list, {'name': name});
if (finded) {
return [finded];
} else {
return [];
}
}
/**
* Different hosts can contains applications and items with same name.
* For this reason use _.filter, which return all elements instead _.find,
* which return only first finded.
* @param {[type]} list list of elements
* @param {[type]} name app name
* @return {[type]} array with finded element or empty array
*/
function filterByName(list, name) {
var finded = _.filter(list, {'name': name});
if (finded) {
return finded;
} else {
return [];
}
}
function filterByRegex(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 filterByRegex(list, filter);
} else {
return findByName(list, filter);
}
}
function filterByQuery(list, filter) {
if (utils.isRegex(filter)) {
return filterByRegex(list, filter);
} else {
return filterByName(list, filter);
}
}
function getHostIds(items) {
let hostIds = _.map(items, item => {
return _.map(item.hosts, 'hostid');
});
return _.uniq(_.flatten(hostIds));
}

237
src/datasource-zabbix/zabbixDBConnector.js → src/datasource-zabbix/zabbix/connectors/sql/zabbixDBConnector.js
View File

@@ -1,4 +1,3 @@
import angular from 'angular';
import _ from 'lodash';
const DEFAULT_QUERY_LIMIT = 10000;
@@ -29,137 +28,129 @@ const consolidateByTrendColumns = {
'max': 'value_max'
};
/** @ngInject */
function ZabbixDBConnectorFactory(datasourceSrv, backendSrv) {
export class ZabbixDBConnector {
class ZabbixDBConnector {
constructor(sqlDataSourceId, options, backendSrv, datasourceSrv) {
this.backendSrv = backendSrv;
this.datasourceSrv = datasourceSrv;
constructor(sqlDataSourceId, options = {}) {
let {limit} = options;
let limit = options.limit;
this.sqlDataSourceId = sqlDataSourceId;
this.limit = limit || DEFAULT_QUERY_LIMIT;
this.sqlDataSourceId = sqlDataSourceId;
this.limit = limit || DEFAULT_QUERY_LIMIT;
this.loadSQLDataSource(sqlDataSourceId);
}
this.loadSQLDataSource(sqlDataSourceId);
}
/**
* Try to load DS with given id to check it's exist.
* @param {*} datasourceId ID of SQL data source
*/
loadSQLDataSource(datasourceId) {
let ds = _.find(datasourceSrv.getAll(), {'id': datasourceId});
if (ds) {
return datasourceSrv.loadDatasource(ds.name)
.then(ds => {
this.sqlDataSourceType = ds.meta.id;
return ds;
});
} else {
return Promise.reject(`SQL Data Source with ID ${datasourceId} not found`);
}
}
/**
* Try to invoke test query for one of Zabbix database tables.
*/
testSQLDataSource() {
let testQuery = TEST_MYSQL_QUERY;
if (this.sqlDataSourceType === 'postgres') {
testQuery = TEST_POSTGRES_QUERY;
}
return this.invokeSQLQuery(testQuery);
}
getHistory(items, timeFrom, timeTill, options) {
let {intervalMs, consolidateBy} = options;
let intervalSec = Math.ceil(intervalMs / 1000);
consolidateBy = consolidateBy || 'avg';
let aggFunction = consolidateByFunc[consolidateBy];
// Group items by value type and perform request for each value type
let grouped_items = _.groupBy(items, 'value_type');
let promises = _.map(grouped_items, (items, value_type) => {
let itemids = _.map(items, 'itemid').join(', ');
let table = HISTORY_TO_TABLE_MAP[value_type];
let dialect = this.sqlDataSourceType;
let query = buildSQLHistoryQuery(itemids, table, timeFrom, timeTill, intervalSec, aggFunction, dialect);
query = compactSQLQuery(query);
return this.invokeSQLQuery(query);
});
return Promise.all(promises).then(results => {
return _.flatten(results);
});
}
getTrends(items, timeFrom, timeTill, options) {
let {intervalMs, consolidateBy} = options;
let intervalSec = Math.ceil(intervalMs / 1000);
consolidateBy = consolidateBy || 'avg';
let aggFunction = consolidateByFunc[consolidateBy];
// Group items by value type and perform request for each value type
let grouped_items = _.groupBy(items, 'value_type');
let promises = _.map(grouped_items, (items, value_type) => {
let itemids = _.map(items, 'itemid').join(', ');
let table = TREND_TO_TABLE_MAP[value_type];
let valueColumn = _.includes(['avg', 'min', 'max'], consolidateBy) ? consolidateBy : 'avg';
valueColumn = consolidateByTrendColumns[valueColumn];
let dialect = this.sqlDataSourceType;
let query = buildSQLTrendsQuery(itemids, table, timeFrom, timeTill, intervalSec, aggFunction, valueColumn, dialect);
query = compactSQLQuery(query);
return this.invokeSQLQuery(query);
});
return Promise.all(promises).then(results => {
return _.flatten(results);
});
}
handleGrafanaTSResponse(history, items, addHostName = true) {
return convertGrafanaTSResponse(history, items, addHostName);
}
invokeSQLQuery(query) {
let queryDef = {
refId: 'A',
format: 'time_series',
datasourceId: this.sqlDataSourceId,
rawSql: query,
maxDataPoints: this.limit
};
return backendSrv.datasourceRequest({
url: '/api/tsdb/query',
method: 'POST',
data: {
queries: [queryDef],
}
})
.then(response => {
let results = response.data.results;
if (results['A']) {
return results['A'].series;
} else {
return null;
}
/**
* Try to load DS with given id to check it's exist.
* @param {*} datasourceId ID of SQL data source
*/
loadSQLDataSource(datasourceId) {
let ds = _.find(this.datasourceSrv.getAll(), {'id': datasourceId});
if (ds) {
return this.datasourceSrv.loadDatasource(ds.name)
.then(ds => {
this.sqlDataSourceType = ds.meta.id;
return ds;
});
} else {
return Promise.reject(`SQL Data Source with ID ${datasourceId} not found`);
}
}
return ZabbixDBConnector;
}
/**
* Try to invoke test query for one of Zabbix database tables.
*/
testSQLDataSource() {
let testQuery = TEST_MYSQL_QUERY;
if (this.sqlDataSourceType === 'postgres') {
testQuery = TEST_POSTGRES_QUERY;
}
return this.invokeSQLQuery(testQuery);
}
angular
.module('grafana.services')
.factory('ZabbixDBConnector', ZabbixDBConnectorFactory);
getHistory(items, timeFrom, timeTill, options) {
let {intervalMs, consolidateBy} = options;
let intervalSec = Math.ceil(intervalMs / 1000);
consolidateBy = consolidateBy || 'avg';
let aggFunction = consolidateByFunc[consolidateBy];
// Group items by value type and perform request for each value type
let grouped_items = _.groupBy(items, 'value_type');
let promises = _.map(grouped_items, (items, value_type) => {
let itemids = _.map(items, 'itemid').join(', ');
let table = HISTORY_TO_TABLE_MAP[value_type];
let dialect = this.sqlDataSourceType;
let query = buildSQLHistoryQuery(itemids, table, timeFrom, timeTill, intervalSec, aggFunction, dialect);
query = compactSQLQuery(query);
return this.invokeSQLQuery(query);
});
return Promise.all(promises).then(results => {
return _.flatten(results);
});
}
getTrends(items, timeFrom, timeTill, options) {
let {intervalMs, consolidateBy} = options;
let intervalSec = Math.ceil(intervalMs / 1000);
consolidateBy = consolidateBy || 'avg';
let aggFunction = consolidateByFunc[consolidateBy];
// Group items by value type and perform request for each value type
let grouped_items = _.groupBy(items, 'value_type');
let promises = _.map(grouped_items, (items, value_type) => {
let itemids = _.map(items, 'itemid').join(', ');
let table = TREND_TO_TABLE_MAP[value_type];
let valueColumn = _.includes(['avg', 'min', 'max'], consolidateBy) ? consolidateBy : 'avg';
valueColumn = consolidateByTrendColumns[valueColumn];
let dialect = this.sqlDataSourceType;
let query = buildSQLTrendsQuery(itemids, table, timeFrom, timeTill, intervalSec, aggFunction, valueColumn, dialect);
query = compactSQLQuery(query);
return this.invokeSQLQuery(query);
});
return Promise.all(promises).then(results => {
return _.flatten(results);
});
}
handleGrafanaTSResponse(history, items, addHostName = true) {
return convertGrafanaTSResponse(history, items, addHostName);
}
invokeSQLQuery(query) {
let queryDef = {
refId: 'A',
format: 'time_series',
datasourceId: this.sqlDataSourceId,
rawSql: query,
maxDataPoints: this.limit
};
return this.backendSrv.datasourceRequest({
url: '/api/tsdb/query',
method: 'POST',
data: {
queries: [queryDef],
}
})
.then(response => {
let results = response.data.results;
if (results['A']) {
return results['A'].series;
} else {
return null;
}
});
}
}
///////////////////////////////////////////////////////////////////////////////

46
src/datasource-zabbix/zabbix/connectors/zabbixConnector.js Normal file
View File

@@ -0,0 +1,46 @@
/**
* Base class for all Zabbix connectors
*/
export default class ZabbixConnector {
constructor() {}
testDataSource() {}
getHistory() {}
getTrends() {}
getGroups() {}
getHosts() {}
getApps() {}
getItems() {}
getItemsByIDs() {}
getMacros() {}
getGlobalMacros() {}
getLastValue() {}
getTriggers() {}
getEvents() {}
getAlerts() {}
getHostAlerts() {}
getAcknowledges() {}
getITService() {}
getSLA() {}
getVersion() {}
}

484
src/datasource-zabbix/zabbix/connectors/zabbix_api/zabbixAPIConnector.js Normal file
View File

@@ -0,0 +1,484 @@
import _ from 'lodash';
import * as utils from '../../../utils';
import { ZabbixAPICoreService } from './zabbixAPICore';
/**
* Zabbix API Wrapper.
* Creates Zabbix API instance with given parameters (url, credentials and other).
* Wraps API calls and provides high-level methods.
*/
export class ZabbixAPIConnector {
/** @ngInject */
constructor(api_url, username, password, basicAuth, withCredentials, backendSrv) {
this.url = api_url;
this.username = username;
this.password = password;
this.auth = "";
this.requestOptions = {
basicAuth: basicAuth,
withCredentials: withCredentials
};
this.loginPromise = null;
this.loginErrorCount = 0;
this.maxLoginAttempts = 3;
this.zabbixAPICore = new ZabbixAPICoreService(backendSrv);
this.getTrend = this.getTrend_ZBXNEXT1193;
//getTrend = getTrend_30;
}
//////////////////////////
// Core method wrappers //
//////////////////////////
request(method, params) {
return this.zabbixAPICore.request(this.url, method, params, this.requestOptions, this.auth)
.catch(error => {
if (isNotAuthorized(error.data)) {
// Handle auth errors
this.loginErrorCount++;
if (this.loginErrorCount > this.maxLoginAttempts) {
this.loginErrorCount = 0;
return null;
} else {
return this.loginOnce()
.then(() => this.request(method, params));
}
} else {
// Handle API errors
let message = error.data ? error.data : error.statusText;
return Promise.reject(message);
}
});
}
/**
* When API unauthenticated or auth token expired each request produce login()
* call. But auth token is common to all requests. This function wraps login() method
* and call it once. If login() already called just wait for it (return its promise).
* @return login promise
*/
loginOnce() {
if (!this.loginPromise) {
this.loginPromise = Promise.resolve(
this.login().then(auth => {
this.auth = auth;
this.loginPromise = null;
return auth;
})
);
}
return this.loginPromise;
}
/**
* Get authentication token.
*/
login() {
return this.zabbixAPICore.login(this.url, this.username, this.password, this.requestOptions);
}
/**
* Get Zabbix API version
*/
getVersion() {
return this.zabbixAPICore.getVersion(this.url, this.requestOptions);
}
////////////////////////////////
// Zabbix API method wrappers //
////////////////////////////////
acknowledgeEvent(eventid, message) {
var params = {
eventids: eventid,
message: message
};
return this.request('event.acknowledge', params);
}
getGroups() {
var params = {
output: ['name'],
sortfield: 'name',
real_hosts: true
};
return this.request('hostgroup.get', params);
}
getHosts(groupids) {
var params = {
output: ['name', 'host'],
sortfield: 'name'
};
if (groupids) {
params.groupids = groupids;
}
return this.request('host.get', params);
}
getApps(hostids) {
var params = {
output: 'extend',
hostids: hostids
};
return this.request('application.get', params);
}
/**
* Get Zabbix items
* @param {[type]} hostids host ids
* @param {[type]} appids application ids
* @param {String} itemtype 'num' or 'text'
* @return {[type]} array of items
*/
getItems(hostids, appids, itemtype) {
var params = {
output: [
'name', 'key_',
'value_type',
'hostid',
'status',
'state'
],
sortfield: 'name',
webitems: true,
filter: {},
selectHosts: ['hostid', 'name']
};
if (hostids) {
params.hostids = hostids;
}
if (appids) {
params.applicationids = appids;
}
if (itemtype === 'num') {
// Return only numeric metrics
params.filter.value_type = [0, 3];
}
if (itemtype === 'text') {
// Return only text metrics
params.filter.value_type = [1, 2, 4];
}
return this.request('item.get', params)
.then(utils.expandItems);
}
getItemsByIDs(itemids) {
var params = {
itemids: itemids,
output: [
'name', 'key_',
'value_type',
'hostid',
'status',
'state'
],
webitems: true,
selectHosts: ['hostid', 'name']
};
return this.request('item.get', params)
.then(utils.expandItems);
}
getMacros(hostids) {
var params = {
output: 'extend',
hostids: hostids
};
return this.request('usermacro.get', params);
}
getGlobalMacros() {
var params = {
output: 'extend',
globalmacro: true
};
return this.request('usermacro.get', params);
}
getLastValue(itemid) {
var params = {
output: ['lastvalue'],
itemids: itemid
};
return this.request('item.get', params)
.then(items => items.length ? items[0].lastvalue : null);
}
/**
* Perform history query from Zabbix API
*
* @param {Array} items Array of Zabbix item objects
* @param {Number} timeFrom Time in seconds
* @param {Number} timeTill Time in seconds
* @return {Array} Array of Zabbix history objects
*/
getHistory(items, timeFrom, timeTill) {
// Group items by value type and perform request for each value type
let grouped_items = _.groupBy(items, 'value_type');
let promises = _.map(grouped_items, (items, value_type) => {
let itemids = _.map(items, 'itemid');
let params = {
output: 'extend',
history: value_type,
itemids: itemids,
sortfield: 'clock',
sortorder: 'ASC',
time_from: timeFrom
};
// Relative queries (e.g. last hour) don't include an end time
if (timeTill) {
params.time_till = timeTill;
}
return this.request('history.get', params);
});
return Promise.all(promises).then(_.flatten);
}
/**
* Perform trends query from Zabbix API
* Use trends api extension from ZBXNEXT-1193 patch.
*
* @param {Array} items Array of Zabbix item objects
* @param {Number} time_from Time in seconds
* @param {Number} time_till Time in seconds
* @return {Array} Array of Zabbix trend objects
*/
getTrend_ZBXNEXT1193(items, timeFrom, timeTill) {
// Group items by value type and perform request for each value type
let grouped_items = _.groupBy(items, 'value_type');
let promises = _.map(grouped_items, (items, value_type) => {
let itemids = _.map(items, 'itemid');
let params = {
output: 'extend',
trend: value_type,
itemids: itemids,
sortfield: 'clock',
sortorder: 'ASC',
time_from: timeFrom
};
// Relative queries (e.g. last hour) don't include an end time
if (timeTill) {
params.time_till = timeTill;
}
return this.request('trend.get', params);
});
return Promise.all(promises).then(_.flatten);
}
getTrend_30(items, time_from, time_till, value_type) {
var self = this;
var itemids = _.map(items, 'itemid');
var params = {
output: ["itemid",
"clock",
value_type
],
itemids: itemids,
time_from: time_from
};
// Relative queries (e.g. last hour) don't include an end time
if (time_till) {
params.time_till = time_till;
}
return self.request('trend.get', params);
}
getITService(serviceids) {
var params = {
output: 'extend',
serviceids: serviceids
};
return this.request('service.get', params);
}
getSLA(serviceids, timeRange) {
let [timeFrom, timeTo] = timeRange;
var params = {
serviceids: serviceids,
intervals: [{
from: timeFrom,
to: timeTo
}]
};
return this.request('service.getsla', params);
}
getTriggers(groupids, hostids, applicationids, options) {
let {showTriggers, maintenance, timeFrom, timeTo} = options;
let params = {
output: 'extend',
groupids: groupids,
hostids: hostids,
applicationids: applicationids,
expandDescription: true,
expandData: true,
expandComment: true,
monitored: true,
skipDependent: true,
//only_true: true,
filter: {
value: 1
},
selectGroups: ['name'],
selectHosts: ['name', 'host', 'maintenance_status'],
selectItems: ['name', 'key_', 'lastvalue'],
selectLastEvent: 'extend',
selectTags: 'extend'
};
if (showTriggers) {
params.filter.value = showTriggers;
}
if (maintenance) {
params.maintenance = true;
}
if (timeFrom || timeTo) {
params.lastChangeSince = timeFrom;
params.lastChangeTill = timeTo;
}
return this.request('trigger.get', params);
}
getEvents(objectids, timeFrom, timeTo, showEvents) {
var params = {
output: 'extend',
time_from: timeFrom,
time_till: timeTo,
objectids: objectids,
select_acknowledges: 'extend',
selectHosts: 'extend',
value: showEvents
};
return this.request('event.get', params);
}
getAcknowledges(eventids) {
var params = {
output: 'extend',
eventids: eventids,
preservekeys: true,
select_acknowledges: 'extend',
sortfield: 'clock',
sortorder: 'DESC'
};
return this.request('event.get', params)
.then(events => {
return _.filter(events, (event) => event.acknowledges.length);
});
}
getAlerts(itemids, timeFrom, timeTo) {
var params = {
output: 'extend',
itemids: itemids,
expandDescription: true,
expandData: true,
expandComment: true,
monitored: true,
skipDependent: true,
//only_true: true,
// filter: {
// value: 1
// },
selectLastEvent: 'extend'
};
if (timeFrom || timeTo) {
params.lastChangeSince = timeFrom;
params.lastChangeTill = timeTo;
}
return this.request('trigger.get', params);
}
getHostAlerts(hostids, applicationids, options) {
let {minSeverity, acknowledged, count, timeFrom, timeTo} = options;
let params = {
output: 'extend',
hostids: hostids,
min_severity: minSeverity,
filter: { value: 1 },
expandDescription: true,
expandData: true,
expandComment: true,
monitored: true,
skipDependent: true,
selectLastEvent: 'extend',
selectGroups: 'extend',
selectHosts: ['host', 'name']
};
if (count && acknowledged !== 0 && acknowledged !== 1) {
params.countOutput = true;
}
if (applicationids && applicationids.length) {
params.applicationids = applicationids;
}
if (timeFrom || timeTo) {
params.lastChangeSince = timeFrom;
params.lastChangeTill = timeTo;
}
return this.request('trigger.get', params)
.then((triggers) => {
if (!count || acknowledged === 0 || acknowledged === 1) {
triggers = filterTriggersByAcknowledge(triggers, acknowledged);
if (count) {
triggers = triggers.length;
}
}
return triggers;
});
}
}
function filterTriggersByAcknowledge(triggers, acknowledged) {
if (acknowledged === 0) {
return _.filter(triggers, (trigger) => trigger.lastEvent.acknowledged === "0");
} else if (acknowledged === 1) {
return _.filter(triggers, (trigger) => trigger.lastEvent.acknowledged === "1");
} else {
return triggers;
}
}
function isNotAuthorized(message) {
return (
message === "Session terminated, re-login, please." ||
message === "Not authorised." ||
message === "Not authorized."
);
}

8
src/datasource-zabbix/zabbixAPICore.service.js → src/datasource-zabbix/zabbix/connectors/zabbix_api/zabbixAPICore.js
View File

@@ -2,9 +2,7 @@
* General Zabbix API methods
*/
import angular from 'angular';
class ZabbixAPICoreService {
export class ZabbixAPICoreService {
/** @ngInject */
constructor(backendSrv) {
@@ -101,7 +99,3 @@ export class ZabbixAPIError {
return this.name + " " + this.data;
}
}
angular
.module('grafana.services')
.service('zabbixAPICoreService', ZabbixAPICoreService);

231
src/datasource-zabbix/zabbix/proxy/zabbixCachingProxy.js Normal file
View File

@@ -0,0 +1,231 @@
import _ from 'lodash';
export class ZabbixCachingProxy {
constructor(zabbixAPI, zabbixDBConnector, cacheOptions) {
this.zabbixAPI = zabbixAPI;
this.dbConnector = zabbixDBConnector;
this.cacheEnabled = cacheOptions.enabled;
this.ttl = cacheOptions.ttl || 600000; // 10 minutes by default
// Internal objects for data storing
this.cache = {
groups: {},
hosts: {},
applications: {},
items: {},
history: {},
trends: {},
macros: {},
globalMacros: {},
itServices: {}
};
this.historyPromises = {};
// Don't run duplicated history requests
this.getHistory = callAPIRequestOnce(_.bind(this.zabbixAPI.getHistory, this.zabbixAPI),
this.historyPromises, getHistoryRequestHash);
if (this.dbConnector) {
this.getHistoryDB = callAPIRequestOnce(_.bind(this.dbConnector.getHistory, this.dbConnector),
this.historyPromises, getDBQueryHash);
this.getTrendsDB = callAPIRequestOnce(_.bind(this.dbConnector.getTrends, this.dbConnector),
this.historyPromises, getDBQueryHash);
}
// Don't run duplicated requests
this.groupPromises = {};
this.getGroupsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getGroups, this.zabbixAPI),
this.groupPromises, getRequestHash);
this.hostPromises = {};
this.getHostsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getHosts, this.zabbixAPI),
this.hostPromises, getRequestHash);
this.appPromises = {};
this.getAppsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getApps, this.zabbixAPI),
this.appPromises, getRequestHash);
this.itemPromises = {};
this.getItemsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getItems, this.zabbixAPI),
this.itemPromises, getRequestHash);
this.itemByIdPromises = {};
this.getItemsByIdOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getItemsByIDs, this.zabbixAPI),
this.itemPromises, getRequestHash);
this.itServicesPromises = {};
this.getITServicesOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getITService, this.zabbixAPI),
this.itServicesPromises, getRequestHash);
this.macroPromises = {};
this.getMacrosOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getMacros, this.zabbixAPI),
this.macroPromises, getRequestHash);
this.globalMacroPromises = {};
this.getGlobalMacrosOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getGlobalMacros, this.zabbixAPI),
this.globalMacroPromises, getRequestHash);
}
isExpired(cacheObject) {
if (cacheObject) {
let object_age = Date.now() - cacheObject.timestamp;
return !(cacheObject.timestamp && object_age < this.ttl);
} else {
return true;
}
}
/**
* Check that result is present in cache and up to date
* or send request to API.
*/
proxyRequest(request, params, cacheObject) {
let hash = getRequestHash(params);
if (this.cacheEnabled && !this.isExpired(cacheObject[hash])) {
return Promise.resolve(cacheObject[hash].value);
} else {
return request(...params)
.then(result => {
cacheObject[hash] = {
value: result,
timestamp: Date.now()
};
return result;
});
}
}
getGroups() {
return this.proxyRequest(this.getGroupsOnce, [], this.cache.groups);
}
getHosts(groupids) {
return this.proxyRequest(this.getHostsOnce, [groupids], this.cache.hosts);
}
getApps(hostids) {
return this.proxyRequest(this.getAppsOnce, [hostids], this.cache.applications);
}
getItems(hostids, appids, itemtype) {
let params = [hostids, appids, itemtype];
return this.proxyRequest(this.getItemsOnce, params, this.cache.items);
}
getItemsByIDs(itemids) {
let params = [itemids];
return this.proxyRequest(this.getItemsByIdOnce, params, this.cache.items);
}
getITServices() {
return this.proxyRequest(this.getITServicesOnce, [], this.cache.itServices);
}
getMacros(hostids) {
// Merge global macros and host macros
let promises = [
this.proxyRequest(this.getMacrosOnce, [hostids], this.cache.macros),
this.proxyRequest(this.getGlobalMacrosOnce, [], this.cache.globalMacros)
];
return Promise.all(promises).then(_.flatten);
}
getHistoryFromCache(items, time_from, time_till) {
var historyStorage = this.cache.history;
var full_history;
var expired = _.filter(_.keyBy(items, 'itemid'), (item, itemid) => {
return !historyStorage[itemid];
});
if (expired.length) {
return this.zabbixAPI.getHistory(expired, time_from, time_till).then(function(history) {
var grouped_history = _.groupBy(history, 'itemid');
_.forEach(expired, item => {
var itemid = item.itemid;
historyStorage[itemid] = item;
historyStorage[itemid].time_from = time_from;
historyStorage[itemid].time_till = time_till;
historyStorage[itemid].history = grouped_history[itemid];
});
full_history = _.map(items, item => {
return historyStorage[item.itemid].history;
});
return _.flatten(full_history, true);
});
} else {
full_history = _.map(items, function(item) {
return historyStorage[item.itemid].history;
});
return Promise.resolve(_.flatten(full_history, true));
}
}
getHistoryFromAPI(items, time_from, time_till) {
return this.zabbixAPI.getHistory(items, time_from, time_till);
}
}
/**
* Wrap zabbix API request to prevent multiple calls
* with same params when waiting for result.
*/
function callAPIRequestOnce(func, promiseKeeper, argsHashFunc) {
return function() {
var hash = argsHashFunc(arguments);
if (!promiseKeeper[hash]) {
promiseKeeper[hash] = Promise.resolve(
func.apply(this, arguments)
.then(result => {
promiseKeeper[hash] = null;
return result;
})
);
}
return promiseKeeper[hash];
};
}
function getRequestHash(args) {
var requestStamp = _.map(args, arg => {
if (arg === undefined) {
return 'undefined';
} else {
if (_.isArray(arg)) {
return arg.sort().toString();
} else {
return arg.toString();
}
}
}).join();
return requestStamp.getHash();
}
function getHistoryRequestHash(args) {
let itemids = _.map(args[0], 'itemid');
let stamp = itemids.join() + args[1] + args[2];
return stamp.getHash();
}
function getDBQueryHash(args) {
let itemids = _.map(args[0], 'itemid');
let consolidateBy = args[3].consolidateBy;
let intervalMs = args[3].intervalMs;
let stamp = itemids.join() + args[1] + args[2] + consolidateBy + intervalMs;
return stamp.getHash();
}
String.prototype.getHash = function() {
var hash = 0, i, chr, len;
if (this.length !== 0) {
for (i = 0, len = this.length; i < len; i++) {
chr = this.charCodeAt(i);
hash = ((hash << 5) - hash) + chr;
hash |= 0; // Convert to 32bit integer
}
}
return hash;
};
// Fix for backward compatibility with lodash 2.4
if (!_.keyBy) {_.keyBy = _.indexBy;}

268
src/datasource-zabbix/zabbix/zabbix.js Normal file
View File

@@ -0,0 +1,268 @@
// import angular from 'angular';
import _ from 'lodash';
import * as utils from '../utils';
import { ZabbixAPIConnector } from './connectors/zabbix_api/zabbixAPIConnector';
import { ZabbixDBConnector } from './connectors/sql/zabbixDBConnector';
import { ZabbixCachingProxy } from './proxy/zabbixCachingProxy';
export class Zabbix {
/** @ngInject */
constructor(url, options, backendSrv, datasourceSrv) {
let {
username, password, basicAuth, withCredentials, cacheTTL,
enableDirectDBConnection, sqlDatasourceId
} = options;
// Initialize Zabbix API
this.zabbixAPI = new ZabbixAPIConnector(url, username, password, basicAuth, withCredentials, backendSrv);
if (enableDirectDBConnection) {
this.dbConnector = new ZabbixDBConnector(sqlDatasourceId, {}, backendSrv, datasourceSrv);
}
// Initialize caching proxy for requests
let cacheOptions = {
enabled: true,
ttl: cacheTTL
};
this.cachingProxy = new ZabbixCachingProxy(this.zabbixAPI, this.dbConnector, cacheOptions);
// Proxy methods
this.getHistory = this.cachingProxy.getHistory.bind(this.cachingProxy);
this.getMacros = this.cachingProxy.getMacros.bind(this.cachingProxy);
this.getItemsByIDs = this.cachingProxy.getItemsByIDs.bind(this.cachingProxy);
if (enableDirectDBConnection) {
this.getHistoryDB = this.cachingProxy.getHistoryDB.bind(this.cachingProxy);
this.getTrendsDB = this.cachingProxy.getTrendsDB.bind(this.cachingProxy);
}
this.getTrend = this.zabbixAPI.getTrend.bind(this.zabbixAPI);
this.getEvents = this.zabbixAPI.getEvents.bind(this.zabbixAPI);
this.getAlerts = this.zabbixAPI.getAlerts.bind(this.zabbixAPI);
this.getHostAlerts = this.zabbixAPI.getHostAlerts.bind(this.zabbixAPI);
this.getAcknowledges = this.zabbixAPI.getAcknowledges.bind(this.zabbixAPI);
this.getITService = this.zabbixAPI.getITService.bind(this.zabbixAPI);
this.getSLA = this.zabbixAPI.getSLA.bind(this.zabbixAPI);
this.getVersion = this.zabbixAPI.getVersion.bind(this.zabbixAPI);
this.login = this.zabbixAPI.login.bind(this.zabbixAPI);
}
getItemsFromTarget(target, options) {
let parts = ['group', 'host', 'application', 'item'];
let filters = _.map(parts, p => target[p].filter);
return this.getItems(...filters, options);
}
getHostsFromTarget(target) {
let parts = ['group', 'host', 'application'];
let filters = _.map(parts, p => target[p].filter);
return Promise.all([
this.getHosts(...filters),
this.getApps(...filters),
]).then((results) => {
let [hosts, apps] = results;
if (apps.appFilterEmpty) {
apps = [];
}
return [hosts, apps];
});
}
getAllGroups() {
return this.cachingProxy.getGroups();
}
getGroups(groupFilter) {
return this.getAllGroups()
.then(groups => findByFilter(groups, groupFilter));
}
/**
* Get list of host belonging to given groups.
*/
getAllHosts(groupFilter) {
return this.getGroups(groupFilter)
.then(groups => {
let groupids = _.map(groups, 'groupid');
return this.cachingProxy.getHosts(groupids);
});
}
getHosts(groupFilter, hostFilter) {
return this.getAllHosts(groupFilter)
.then(hosts => findByFilter(hosts, hostFilter));
}
/**
* Get list of applications belonging to given groups and hosts.
*/
getAllApps(groupFilter, hostFilter) {
return this.getHosts(groupFilter, hostFilter)
.then(hosts => {
let hostids = _.map(hosts, 'hostid');
return this.cachingProxy.getApps(hostids);
});
}
getApps(groupFilter, hostFilter, appFilter) {
return this.getHosts(groupFilter, hostFilter)
.then(hosts => {
let hostids = _.map(hosts, 'hostid');
if (appFilter) {
return this.cachingProxy.getApps(hostids)
.then(apps => filterByQuery(apps, appFilter));
} else {
return {
appFilterEmpty: true,
hostids: hostids
};
}
});
}
getAllItems(groupFilter, hostFilter, appFilter, options = {}) {
return this.getApps(groupFilter, hostFilter, appFilter)
.then(apps => {
if (apps.appFilterEmpty) {
return this.cachingProxy.getItems(apps.hostids, undefined, options.itemtype);
} else {
let appids = _.map(apps, 'applicationid');
return this.cachingProxy.getItems(undefined, appids, options.itemtype);
}
})
.then(items => {
if (!options.showDisabledItems) {
items = _.filter(items, {'status': '0'});
}
return items;
})
.then(this.expandUserMacro.bind(this));
}
expandUserMacro(items) {
let hostids = getHostIds(items);
return this.getMacros(hostids)
.then(macros => {
_.forEach(items, item => {
if (utils.containsMacro(item.name)) {
item.name = utils.replaceMacro(item, macros);
}
});
return items;
});
}
getItems(groupFilter, hostFilter, appFilter, itemFilter, options = {}) {
return this.getAllItems(groupFilter, hostFilter, appFilter, options)
.then(items => filterByQuery(items, itemFilter));
}
getITServices(itServiceFilter) {
return this.cachingProxy.getITServices()
.then(itServices => findByFilter(itServices, itServiceFilter));
}
/**
* Build query - convert target filters to array of Zabbix items
*/
getTriggers(groupFilter, hostFilter, appFilter, options) {
let promises = [
this.getGroups(groupFilter),
this.getHosts(groupFilter, hostFilter),
this.getApps(groupFilter, hostFilter, appFilter)
];
return Promise.all(promises)
.then(results => {
let filteredGroups = results[0];
let filteredHosts = results[1];
let filteredApps = results[2];
let query = {};
if (appFilter) {
query.applicationids = _.flatten(_.map(filteredApps, 'applicationid'));
}
if (hostFilter) {
query.hostids = _.map(filteredHosts, 'hostid');
}
if (groupFilter) {
query.groupids = _.map(filteredGroups, 'groupid');
}
return query;
}).then(query => {
return this.zabbixAPI.getTriggers(query.groupids, query.hostids, query.applicationids, options);
});
}
}
// angular
// .module('grafana.services')
// .factory('Zabbix', ZabbixFactory);
///////////////////////////////////////////////////////////////////////////////
/**
* 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 empty array
*/
function findByName(list, name) {
var finded = _.find(list, {'name': name});
if (finded) {
return [finded];
} else {
return [];
}
}
/**
* Different hosts can contains applications and items with same name.
* For this reason use _.filter, which return all elements instead _.find,
* which return only first finded.
* @param {[type]} list list of elements
* @param {[type]} name app name
* @return {[type]} array with finded element or empty array
*/
function filterByName(list, name) {
var finded = _.filter(list, {'name': name});
if (finded) {
return finded;
} else {
return [];
}
}
function filterByRegex(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 filterByRegex(list, filter);
} else {
return findByName(list, filter);
}
}
function filterByQuery(list, filter) {
if (utils.isRegex(filter)) {
return filterByRegex(list, filter);
} else {
return filterByName(list, filter);
}
}
function getHostIds(items) {
let hostIds = _.map(items, item => {
return _.map(item.hosts, 'hostid');
});
return _.uniq(_.flatten(hostIds));
}

504
src/datasource-zabbix/zabbixAPI.service.js
View File

@@ -1,504 +0,0 @@
import angular from 'angular';
import _ from 'lodash';
import * as utils from './utils';
import './zabbixAPICore.service';
/** @ngInject */
function ZabbixAPIServiceFactory(alertSrv, zabbixAPICoreService) {
/**
* Zabbix API Wrapper.
* Creates Zabbix API instance with given parameters (url, credentials and other).
* Wraps API calls and provides high-level methods.
*/
class ZabbixAPI {
constructor(api_url, username, password, basicAuth, withCredentials) {
this.url = api_url;
this.username = username;
this.password = password;
this.auth = "";
this.requestOptions = {
basicAuth: basicAuth,
withCredentials: withCredentials
};
this.loginPromise = null;
this.loginErrorCount = 0;
this.maxLoginAttempts = 3;
this.alertSrv = alertSrv;
this.zabbixAPICore = zabbixAPICoreService;
this.getTrend = this.getTrend_ZBXNEXT1193;
//getTrend = getTrend_30;
}
//////////////////////////
// Core method wrappers //
//////////////////////////
request(method, params) {
return this.zabbixAPICore.request(this.url, method, params, this.requestOptions, this.auth)
.catch(error => {
if (isNotAuthorized(error.data)) {
// Handle auth errors
this.loginErrorCount++;
if (this.loginErrorCount > this.maxLoginAttempts) {
this.loginErrorCount = 0;
return null;
} else {
return this.loginOnce()
.then(() => this.request(method, params));
}
} else {
// Handle API errors
let message = error.data ? error.data : error.statusText;
this.alertAPIError(message);
}
});
}
alertAPIError(message, timeout = 5000) {
this.alertSrv.set(
"Zabbix API Error",
message,
'error',
timeout
);
}
/**
* When API unauthenticated or auth token expired each request produce login()
* call. But auth token is common to all requests. This function wraps login() method
* and call it once. If login() already called just wait for it (return its promise).
* @return login promise
*/
loginOnce() {
if (!this.loginPromise) {
this.loginPromise = Promise.resolve(
this.login().then(auth => {
this.auth = auth;
this.loginPromise = null;
return auth;
})
);
}
return this.loginPromise;
}
/**
* Get authentication token.
*/
login() {
return this.zabbixAPICore.login(this.url, this.username, this.password, this.requestOptions);
}
/**
* Get Zabbix API version
*/
getVersion() {
return this.zabbixAPICore.getVersion(this.url, this.requestOptions);
}
////////////////////////////////
// Zabbix API method wrappers //
////////////////////////////////
acknowledgeEvent(eventid, message) {
var params = {
eventids: eventid,
message: message
};
return this.request('event.acknowledge', params);
}
getGroups() {
var params = {
output: ['name'],
sortfield: 'name',
real_hosts: true
};
return this.request('hostgroup.get', params);
}
getHosts(groupids) {
var params = {
output: ['name', 'host'],
sortfield: 'name'
};
if (groupids) {
params.groupids = groupids;
}
return this.request('host.get', params);
}
getApps(hostids) {
var params = {
output: 'extend',
hostids: hostids
};
return this.request('application.get', params);
}
/**
* Get Zabbix items
* @param {[type]} hostids host ids
* @param {[type]} appids application ids
* @param {String} itemtype 'num' or 'text'
* @return {[type]} array of items
*/
getItems(hostids, appids, itemtype) {
var params = {
output: [
'name', 'key_',
'value_type',
'hostid',
'status',
'state'
],
sortfield: 'name',
webitems: true,
filter: {},
selectHosts: ['hostid', 'name']
};
if (hostids) {
params.hostids = hostids;
}
if (appids) {
params.applicationids = appids;
}
if (itemtype === 'num') {
// Return only numeric metrics
params.filter.value_type = [0, 3];
}
if (itemtype === 'text') {
// Return only text metrics
params.filter.value_type = [1, 2, 4];
}
return this.request('item.get', params)
.then(utils.expandItems);
}
getItemsByIDs(itemids) {
var params = {
itemids: itemids,
output: [
'name', 'key_',
'value_type',
'hostid',
'status',
'state'
],
webitems: true,
selectHosts: ['hostid', 'name']
};
return this.request('item.get', params)
.then(utils.expandItems);
}
getMacros(hostids) {
var params = {
output: 'extend',
hostids: hostids
};
return this.request('usermacro.get', params);
}
getGlobalMacros() {
var params = {
output: 'extend',
globalmacro: true
};
return this.request('usermacro.get', params);
}
getLastValue(itemid) {
var params = {
output: ['lastvalue'],
itemids: itemid
};
return this.request('item.get', params)
.then(items => items.length ? items[0].lastvalue : null);
}
/**
* Perform history query from Zabbix API
*
* @param {Array} items Array of Zabbix item objects
* @param {Number} timeFrom Time in seconds
* @param {Number} timeTill Time in seconds
* @return {Array} Array of Zabbix history objects
*/
getHistory(items, timeFrom, timeTill) {
// Group items by value type and perform request for each value type
let grouped_items = _.groupBy(items, 'value_type');
let promises = _.map(grouped_items, (items, value_type) => {
let itemids = _.map(items, 'itemid');
let params = {
output: 'extend',
history: value_type,
itemids: itemids,
sortfield: 'clock',
sortorder: 'ASC',
time_from: timeFrom
};
// Relative queries (e.g. last hour) don't include an end time
if (timeTill) {
params.time_till = timeTill;
}
return this.request('history.get', params);
});
return Promise.all(promises).then(_.flatten);
}
/**
* Perform trends query from Zabbix API
* Use trends api extension from ZBXNEXT-1193 patch.
*
* @param {Array} items Array of Zabbix item objects
* @param {Number} time_from Time in seconds
* @param {Number} time_till Time in seconds
* @return {Array} Array of Zabbix trend objects
*/
getTrend_ZBXNEXT1193(items, timeFrom, timeTill) {
// Group items by value type and perform request for each value type
let grouped_items = _.groupBy(items, 'value_type');
let promises = _.map(grouped_items, (items, value_type) => {
let itemids = _.map(items, 'itemid');
let params = {
output: 'extend',
trend: value_type,
itemids: itemids,
sortfield: 'clock',
sortorder: 'ASC',
time_from: timeFrom
};
// Relative queries (e.g. last hour) don't include an end time
if (timeTill) {
params.time_till = timeTill;
}
return this.request('trend.get', params);
});
return Promise.all(promises).then(_.flatten);
}
getTrend_30(items, time_from, time_till, value_type) {
var self = this;
var itemids = _.map(items, 'itemid');
var params = {
output: ["itemid",
"clock",
value_type
],
itemids: itemids,
time_from: time_from
};
// Relative queries (e.g. last hour) don't include an end time
if (time_till) {
params.time_till = time_till;
}
return self.request('trend.get', params);
}
getITService(serviceids) {
var params = {
output: 'extend',
serviceids: serviceids
};
return this.request('service.get', params);
}
getSLA(serviceids, timeRange) {
let [timeFrom, timeTo] = timeRange;
var params = {
serviceids: serviceids,
intervals: [{
from: timeFrom,
to: timeTo
}]
};
return this.request('service.getsla', params);
}
getTriggers(groupids, hostids, applicationids, options) {
let {showTriggers, maintenance, timeFrom, timeTo} = options;
let params = {
output: 'extend',
groupids: groupids,
hostids: hostids,
applicationids: applicationids,
expandDescription: true,
expandData: true,
expandComment: true,
monitored: true,
skipDependent: true,
//only_true: true,
filter: {
value: 1
},
selectGroups: ['name'],
selectHosts: ['name', 'host', 'maintenance_status'],
selectItems: ['name', 'key_', 'lastvalue'],
selectLastEvent: 'extend',
selectTags: 'extend'
};
if (showTriggers) {
params.filter.value = showTriggers;
}
if (maintenance) {
params.maintenance = true;
}
if (timeFrom || timeTo) {
params.lastChangeSince = timeFrom;
params.lastChangeTill = timeTo;
}
return this.request('trigger.get', params);
}
getEvents(objectids, timeFrom, timeTo, showEvents) {
var params = {
output: 'extend',
time_from: timeFrom,
time_till: timeTo,
objectids: objectids,
select_acknowledges: 'extend',
selectHosts: 'extend',
value: showEvents
};
return this.request('event.get', params);
}
getAcknowledges(eventids) {
var params = {
output: 'extend',
eventids: eventids,
preservekeys: true,
select_acknowledges: 'extend',
sortfield: 'clock',
sortorder: 'DESC'
};
return this.request('event.get', params)
.then(events => {
return _.filter(events, (event) => event.acknowledges.length);
});
}
getAlerts(itemids, timeFrom, timeTo) {
var params = {
output: 'extend',
itemids: itemids,
expandDescription: true,
expandData: true,
expandComment: true,
monitored: true,
skipDependent: true,
//only_true: true,
// filter: {
// value: 1
// },
selectLastEvent: 'extend'
};
if (timeFrom || timeTo) {
params.lastChangeSince = timeFrom;
params.lastChangeTill = timeTo;
}
return this.request('trigger.get', params);
}
getHostAlerts(hostids, applicationids, options) {
let {minSeverity, acknowledged, count, timeFrom, timeTo} = options;
let params = {
output: 'extend',
hostids: hostids,
min_severity: minSeverity,
filter: { value: 1 },
expandDescription: true,
expandData: true,
expandComment: true,
monitored: true,
skipDependent: true,
selectLastEvent: 'extend',
selectGroups: 'extend',
selectHosts: ['host', 'name']
};
if (count && acknowledged !== 0 && acknowledged !== 1) {
params.countOutput = true;
}
if (applicationids && applicationids.length) {
params.applicationids = applicationids;
}
if (timeFrom || timeTo) {
params.lastChangeSince = timeFrom;
params.lastChangeTill = timeTo;
}
return this.request('trigger.get', params)
.then((triggers) => {
if (!count || acknowledged === 0 || acknowledged === 1) {
triggers = filterTriggersByAcknowledge(triggers, acknowledged);
if (count) {
triggers = triggers.length;
}
}
return triggers;
});
}
}
return ZabbixAPI;
}
function filterTriggersByAcknowledge(triggers, acknowledged) {
if (acknowledged === 0) {
return _.filter(triggers, (trigger) => trigger.lastEvent.acknowledged === "0");
} else if (acknowledged === 1) {
return _.filter(triggers, (trigger) => trigger.lastEvent.acknowledged === "1");
} else {
return triggers;
}
}
function isNotAuthorized(message) {
return (
message === "Session terminated, re-login, please." ||
message === "Not authorised." ||
message === "Not authorized."
);
}
angular
.module('grafana.services')
.factory('zabbixAPIService', ZabbixAPIServiceFactory);

245
src/datasource-zabbix/zabbixCachingProxy.service.js
View File

@@ -1,245 +0,0 @@
import angular from 'angular';
import _ from 'lodash';
// Use factory() instead service() for multiple datasources support.
// Each datasource instance must initialize its own cache.
/** @ngInject */
function ZabbixCachingProxyFactory() {
class ZabbixCachingProxy {
constructor(zabbixAPI, zabbixDBConnector, cacheOptions) {
this.zabbixAPI = zabbixAPI;
this.dbConnector = zabbixDBConnector;
this.cacheEnabled = cacheOptions.enabled;
this.ttl = cacheOptions.ttl || 600000; // 10 minutes by default
// Internal objects for data storing
this.cache = {
groups: {},
hosts: {},
applications: {},
items: {},
history: {},
trends: {},
macros: {},
globalMacros: {},
itServices: {}
};
this.historyPromises = {};
// Don't run duplicated history requests
this.getHistory = callAPIRequestOnce(_.bind(this.zabbixAPI.getHistory, this.zabbixAPI),
this.historyPromises, getHistoryRequestHash);
if (this.dbConnector) {
this.getHistoryDB = callAPIRequestOnce(_.bind(this.dbConnector.getHistory, this.dbConnector),
this.historyPromises, getDBQueryHash);
this.getTrendsDB = callAPIRequestOnce(_.bind(this.dbConnector.getTrends, this.dbConnector),
this.historyPromises, getDBQueryHash);
}
// Don't run duplicated requests
this.groupPromises = {};
this.getGroupsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getGroups, this.zabbixAPI),
this.groupPromises, getRequestHash);
this.hostPromises = {};
this.getHostsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getHosts, this.zabbixAPI),
this.hostPromises, getRequestHash);
this.appPromises = {};
this.getAppsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getApps, this.zabbixAPI),
this.appPromises, getRequestHash);
this.itemPromises = {};
this.getItemsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getItems, this.zabbixAPI),
this.itemPromises, getRequestHash);
this.itemByIdPromises = {};
this.getItemsByIdOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getItemsByIDs, this.zabbixAPI),
this.itemPromises, getRequestHash);
this.itServicesPromises = {};
this.getITServicesOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getITService, this.zabbixAPI),
this.itServicesPromises, getRequestHash);
this.macroPromises = {};
this.getMacrosOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getMacros, this.zabbixAPI),
this.macroPromises, getRequestHash);
this.globalMacroPromises = {};
this.getGlobalMacrosOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getGlobalMacros, this.zabbixAPI),
this.globalMacroPromises, getRequestHash);
}
isExpired(cacheObject) {
if (cacheObject) {
let object_age = Date.now() - cacheObject.timestamp;
return !(cacheObject.timestamp && object_age < this.ttl);
} else {
return true;
}
}
/**
* Check that result is present in cache and up to date
* or send request to API.
*/
proxyRequest(request, params, cacheObject) {
let hash = getRequestHash(params);
if (this.cacheEnabled && !this.isExpired(cacheObject[hash])) {
return Promise.resolve(cacheObject[hash].value);
} else {
return request(...params)
.then(result => {
cacheObject[hash] = {
value: result,
timestamp: Date.now()
};
return result;
});
}
}
getGroups() {
return this.proxyRequest(this.getGroupsOnce, [], this.cache.groups);
}
getHosts(groupids) {
return this.proxyRequest(this.getHostsOnce, [groupids], this.cache.hosts);
}
getApps(hostids) {
return this.proxyRequest(this.getAppsOnce, [hostids], this.cache.applications);
}
getItems(hostids, appids, itemtype) {
let params = [hostids, appids, itemtype];
return this.proxyRequest(this.getItemsOnce, params, this.cache.items);
}
getItemsByIDs(itemids) {
let params = [itemids];
return this.proxyRequest(this.getItemsByIdOnce, params, this.cache.items);
}
getITServices() {
return this.proxyRequest(this.getITServicesOnce, [], this.cache.itServices);
}
getMacros(hostids) {
// Merge global macros and host macros
let promises = [
this.proxyRequest(this.getMacrosOnce, [hostids], this.cache.macros),
this.proxyRequest(this.getGlobalMacrosOnce, [], this.cache.globalMacros)
];
return Promise.all(promises).then(_.flatten);
}
getHistoryFromCache(items, time_from, time_till) {
var historyStorage = this.cache.history;
var full_history;
var expired = _.filter(_.keyBy(items, 'itemid'), (item, itemid) => {
return !historyStorage[itemid];
});
if (expired.length) {
return this.zabbixAPI.getHistory(expired, time_from, time_till).then(function(history) {
var grouped_history = _.groupBy(history, 'itemid');
_.forEach(expired, item => {
var itemid = item.itemid;
historyStorage[itemid] = item;
historyStorage[itemid].time_from = time_from;
historyStorage[itemid].time_till = time_till;
historyStorage[itemid].history = grouped_history[itemid];
});
full_history = _.map(items, item => {
return historyStorage[item.itemid].history;
});
return _.flatten(full_history, true);
});
} else {
full_history = _.map(items, function(item) {
return historyStorage[item.itemid].history;
});
return Promise.resolve(_.flatten(full_history, true));
}
}
getHistoryFromAPI(items, time_from, time_till) {
return this.zabbixAPI.getHistory(items, time_from, time_till);
}
}
return ZabbixCachingProxy;
}
angular
.module('grafana.services')
.factory('ZabbixCachingProxy', ZabbixCachingProxyFactory);
/**
* Wrap zabbix API request to prevent multiple calls
* with same params when waiting for result.
*/
function callAPIRequestOnce(func, promiseKeeper, argsHashFunc) {
return function() {
var hash = argsHashFunc(arguments);
if (!promiseKeeper[hash]) {
promiseKeeper[hash] = Promise.resolve(
func.apply(this, arguments)
.then(result => {
promiseKeeper[hash] = null;
return result;
})
);
}
return promiseKeeper[hash];
};
}
function getRequestHash(args) {
var requestStamp = _.map(args, arg => {
if (arg === undefined) {
return 'undefined';
} else {
if (_.isArray(arg)) {
return arg.sort().toString();
} else {
return arg.toString();
}
}
}).join();
return requestStamp.getHash();
}
function getHistoryRequestHash(args) {
let itemids = _.map(args[0], 'itemid');
let stamp = itemids.join() + args[1] + args[2];
return stamp.getHash();
}
function getDBQueryHash(args) {
let itemids = _.map(args[0], 'itemid');
let consolidateBy = args[3].consolidateBy;
let intervalMs = args[3].intervalMs;
let stamp = itemids.join() + args[1] + args[2] + consolidateBy + intervalMs;
return stamp.getHash();
}
String.prototype.getHash = function() {
var hash = 0, i, chr, len;
if (this.length !== 0) {
for (i = 0, len = this.length; i < len; i++) {
chr = this.charCodeAt(i);
hash = ((hash << 5) - hash) + chr;
hash |= 0; // Convert to 32bit integer
}
}
return hash;
};
// Fix for backward compatibility with lodash 2.4
if (!_.keyBy) {_.keyBy = _.indexBy;}