From 48018744bddbf5d644b0bfcb5c144119e5697ec5 Mon Sep 17 00:00:00 2001 From: Alexander Zobnin Date: Sat, 11 Feb 2017 20:15:57 +0300 Subject: [PATCH] Expand user macros in items, closes #212 --- dist/datasource-zabbix/zabbix.js | 59 ++++++++++++++++++- dist/datasource-zabbix/zabbix.js.map | 2 +- dist/datasource-zabbix/zabbixAPI.service.js | 20 +++++++ .../zabbixAPI.service.js.map | 2 +- .../zabbixCachingProxy.service.js | 18 +++++- .../zabbixCachingProxy.service.js.map | 2 +- dist/test/datasource-zabbix/zabbix.js | 57 ++++++++++++++++++ .../datasource-zabbix/zabbixAPI.service.js | 20 +++++++ .../zabbixCachingProxy.service.js | 18 +++++- src/datasource-zabbix/zabbix.js | 58 ++++++++++++++++++ src/datasource-zabbix/zabbixAPI.service.js | 18 ++++++ .../zabbixCachingProxy.service.js | 22 ++++++- 12 files changed, 288 insertions(+), 8 deletions(-) diff --git a/dist/datasource-zabbix/zabbix.js b/dist/datasource-zabbix/zabbix.js index c1e5272..2ad6355 100644 --- a/dist/datasource-zabbix/zabbix.js +++ b/dist/datasource-zabbix/zabbix.js @@ -3,7 +3,7 @@ System.register(['angular', 'lodash', './utils', './zabbixAPI.service.js', './zabbixCachingProxy.service.js'], function (_export, _context) { "use strict"; - var angular, _, utils, _createClass; + var angular, _, utils, _createClass, MACRO_PATTERN; function _toConsumableArray(arr) { if (Array.isArray(arr)) { @@ -45,6 +45,7 @@ System.register(['angular', 'lodash', './utils', './zabbixAPI.service.js', './za // Proxy methods this.getHistory = this.cachingProxy.getHistory.bind(this.cachingProxy); + this.getMacros = this.cachingProxy.getMacros.bind(this.cachingProxy); this.getTrend = this.zabbixAPI.getTrend.bind(this.zabbixAPI); this.getEvents = this.zabbixAPI.getEvents.bind(this.zabbixAPI); @@ -140,6 +141,20 @@ System.register(['angular', 'lodash', './utils', './zabbixAPI.service.js', './za if (!options.showDisabledItems) { items = _.filter(items, { 'status': '0' }); } + + return items; + }).then(this.expandUserMacro.bind(this)); + } + }, { + key: 'expandUserMacro', + value: function expandUserMacro(items) { + var hostids = getHostIds(items); + return this.getMacros(hostids).then(function (macros) { + _.forEach(items, function (item) { + if (containsMacro(item.name)) { + item.name = replaceMacro(item, macros); + } + }); return items; }); } @@ -244,6 +259,46 @@ System.register(['angular', 'lodash', './utils', './zabbixAPI.service.js', './za return filterByName(list, filter); } } + + function getHostIds(items) { + var hostIds = _.map(items, function (item) { + return _.map(item.hosts, 'hostid'); + }); + return _.uniq(_.flatten(hostIds)); + } + + function containsMacro(itemName) { + return MACRO_PATTERN.test(itemName); + } + + function replaceMacro(item, macros) { + var itemName = item.name; + var item_macros = itemName.match(MACRO_PATTERN); + _.forEach(item_macros, function (macro) { + var host_macros = _.filter(macros, function (m) { + if (m.hostid) { + return m.hostid === item.hostid; + } else { + // Add global macros + return true; + } + }); + + var macro_def = _.find(host_macros, { macro: macro }); + if (macro_def && macro_def.value) { + var macro_value = macro_def.value; + var macro_regex = new RegExp(escapeMacro(macro)); + itemName = itemName.replace(macro_regex, macro_value); + } + }); + + return itemName; + } + + function escapeMacro(macro) { + macro = macro.replace(/\$/, '\\\$'); + return macro; + } return { setters: [function (_angular) { angular = _angular.default; @@ -271,7 +326,7 @@ System.register(['angular', 'lodash', './utils', './zabbixAPI.service.js', './za }; }(); - angular.module('grafana.services').factory('Zabbix', ZabbixFactory); + angular.module('grafana.services').factory('Zabbix', ZabbixFactory);MACRO_PATTERN = /{\$[A-Z0-9_\.]+}/g; } }; }); diff --git a/dist/datasource-zabbix/zabbix.js.map b/dist/datasource-zabbix/zabbix.js.map index 35beb3e..b9a0425 100644 --- a/dist/datasource-zabbix/zabbix.js.map +++ b/dist/datasource-zabbix/zabbix.js.map @@ -1 +1 @@ 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this.cachingProxy.getHosts(groupids);\n });\n }\n\n getHosts(groupFilter, hostFilter) {\n return this.getAllHosts(groupFilter)\n .then(hosts => findByFilter(hosts, hostFilter));\n }\n\n /**\n * Get list of applications belonging to given groups and hosts.\n */\n getAllApps(groupFilter, hostFilter) {\n return this.getHosts(groupFilter, hostFilter)\n .then(hosts => {\n let hostids = _.map(hosts, 'hostid');\n return this.cachingProxy.getApps(hostids);\n });\n }\n\n getApps(groupFilter, hostFilter, appFilter) {\n return this.getHosts(groupFilter, hostFilter)\n .then(hosts => {\n let hostids = _.map(hosts, 'hostid');\n if (appFilter) {\n return this.cachingProxy.getApps(hostids)\n .then(apps => filterByQuery(apps, appFilter));\n } else {\n return {\n appFilterEmpty: true,\n hostids: hostids\n };\n }\n });\n }\n\n getAllItems(groupFilter, hostFilter, appFilter, options = {}) {\n return this.getApps(groupFilter, hostFilter, appFilter)\n .then(apps => {\n if (apps.appFilterEmpty) {\n return this.cachingProxy.getItems(apps.hostids, undefined, options.itemtype);\n } else {\n let appids = _.map(apps, 'applicationid');\n return this.cachingProxy.getItems(undefined, appids, options.itemtype);\n }\n })\n .then(items => {\n if (!options.showDisabledItems) {\n items = _.filter(items, {'status': '0'});\n }\n return items;\n });\n }\n\n getItems(groupFilter, hostFilter, appFilter, itemFilter, options = {}) {\n return this.getAllItems(groupFilter, hostFilter, appFilter, options)\n .then(items => filterByQuery(items, itemFilter));\n }\n\n /**\n * Build query - convert target filters to array of Zabbix items\n */\n getTriggers(groupFilter, hostFilter, appFilter, showTriggers, hideHostsInMaintenance) {\n let promises = [\n this.getGroups(groupFilter),\n this.getHosts(groupFilter, hostFilter),\n this.getApps(groupFilter, hostFilter, appFilter)\n ];\n\n return Promise.all(promises)\n .then(results => {\n let filteredGroups = results[0];\n let filteredHosts = results[1];\n let filteredApps = results[2];\n let query = {};\n\n if (appFilter) {\n query.applicationids = _.flatten(_.map(filteredApps, 'applicationid'));\n }\n if (hostFilter) {\n query.hostids = _.map(filteredHosts, 'hostid');\n }\n if (groupFilter) {\n query.groupids = _.map(filteredGroups, 'groupid');\n }\n\n return query;\n }).then(query => {\n return this.zabbixAPI\n .getTriggers(query.groupids, query.hostids, query.applicationids, showTriggers, hideHostsInMaintenance);\n });\n }\n }\n\n return Zabbix;\n}\n\nangular\n .module('grafana.services')\n .factory('Zabbix', ZabbixFactory);\n\n///////////////////////////////////////////////////////////////////////////////\n\n/**\n * Find group, host, app or item by given name.\n * @param list list of groups, apps or other\n * @param name visible name\n * @return array with finded element or empty array\n */\nfunction findByName(list, name) {\n var finded = _.find(list, {'name': name});\n if (finded) {\n return [finded];\n } else {\n return [];\n 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getTriggers(groupFilter, hostFilter, appFilter, showTriggers, hideHostsInMaintenance) {\n let promises = [\n this.getGroups(groupFilter),\n this.getHosts(groupFilter, hostFilter),\n this.getApps(groupFilter, hostFilter, appFilter)\n ];\n\n return Promise.all(promises)\n .then(results => {\n let filteredGroups = results[0];\n let filteredHosts = results[1];\n let filteredApps = results[2];\n let query = {};\n\n if (appFilter) {\n query.applicationids = _.flatten(_.map(filteredApps, 'applicationid'));\n }\n if (hostFilter) {\n query.hostids = _.map(filteredHosts, 'hostid');\n }\n if (groupFilter) {\n query.groupids = _.map(filteredGroups, 'groupid');\n }\n\n return query;\n }).then(query => {\n return this.zabbixAPI\n .getTriggers(query.groupids, query.hostids, query.applicationids, showTriggers, hideHostsInMaintenance);\n });\n }\n }\n\n return Zabbix;\n}\n\nangular\n .module('grafana.services')\n .factory('Zabbix', 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utils.buildRegex(regex);\n return _.filter(list, function (zbx_obj) {\n return filterPattern.test(zbx_obj.name);\n });\n}\n\nfunction findByFilter(list, filter) {\n if (utils.isRegex(filter)) {\n return filterByRegex(list, filter);\n } else {\n return findByName(list, filter);\n }\n}\n\nfunction filterByQuery(list, filter) {\n if (utils.isRegex(filter)) {\n return filterByRegex(list, filter);\n } else {\n return filterByName(list, filter);\n }\n}\n\nfunction getHostIds(items) {\n let hostIds = _.map(items, item => {\n return _.map(item.hosts, 'hostid');\n });\n return _.uniq(_.flatten(hostIds));\n}\n\nlet MACRO_PATTERN = /{\\$[A-Z0-9_\\.]+}/g;\n\nfunction containsMacro(itemName) {\n return MACRO_PATTERN.test(itemName);\n}\n\nfunction replaceMacro(item, macros) {\n let itemName = item.name;\n let item_macros = itemName.match(MACRO_PATTERN);\n _.forEach(item_macros, macro => {\n let host_macros = _.filter(macros, m => {\n if (m.hostid) {\n return m.hostid === item.hostid;\n } else {\n // Add global macros\n return true;\n }\n });\n\n let macro_def = _.find(host_macros, {macro: macro});\n if (macro_def && macro_def.value) {\n let macro_value = macro_def.value;\n let macro_regex = new RegExp(escapeMacro(macro));\n itemName = itemName.replace(macro_regex, macro_value);\n }\n });\n\n return itemName;\n}\n\nfunction escapeMacro(macro) {\n macro = macro.replace(/\\$/, '\\\\\\$');\n return macro;\n}\n"]} \ No newline at end of file diff --git a/dist/datasource-zabbix/zabbixAPI.service.js b/dist/datasource-zabbix/zabbixAPI.service.js index fe8a766..8832bd9 100644 --- a/dist/datasource-zabbix/zabbixAPI.service.js +++ b/dist/datasource-zabbix/zabbixAPI.service.js @@ -177,6 +177,26 @@ System.register(['angular', 'lodash', './utils', './zabbixAPICore.service'], fun return items; } } + }, { + key: 'getMacros', + value: function getMacros(hostids) { + var params = { + output: 'extend', + hostids: hostids + }; + + return this.request('usermacro.get', params); + } + }, { + key: 'getGlobalMacros', + value: function getGlobalMacros() { + var params = { + output: 'extend', + globalmacro: true + }; + + return this.request('usermacro.get', params); + } }, { key: 'getLastValue', value: function getLastValue(itemid) { diff --git a/dist/datasource-zabbix/zabbixAPI.service.js.map b/dist/datasource-zabbix/zabbixAPI.service.js.map index e430416..e17b98d 100644 --- a/dist/datasource-zabbix/zabbixAPI.service.js.map +++ b/dist/datasource-zabbix/zabbixAPI.service.js.map @@ -1 +1 @@ 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If login() already called just wait for it (return its promise).\n * @return login promise\n */\n loginOnce() {\n if (!this.loginPromise) {\n this.loginPromise = Promise.resolve(\n this.login().then(auth => {\n this.auth = auth;\n this.loginPromise = null;\n return auth;\n })\n );\n }\n return this.loginPromise;\n }\n\n /**\n * Get authentication token.\n */\n login() {\n return this.zabbixAPICore.login(this.url, this.username, this.password, this.requestOptions);\n }\n\n /**\n * Get Zabbix API version\n */\n getVersion() {\n return this.zabbixAPICore.getVersion(this.url, this.requestOptions);\n }\n\n ////////////////////////////////\n // Zabbix API method wrappers //\n ////////////////////////////////\n\n acknowledgeEvent(eventid, message) {\n var params = {\n eventids: eventid,\n message: message\n };\n\n return this.request('event.acknowledge', params);\n }\n\n getGroups() {\n var params = {\n output: ['name'],\n sortfield: 'name',\n real_hosts: true\n };\n\n return this.request('hostgroup.get', params);\n }\n\n getHosts(groupids) {\n var params = {\n output: ['name', 'host'],\n sortfield: 'name'\n };\n if (groupids) {\n params.groupids = groupids;\n }\n\n return this.request('host.get', params);\n }\n\n getApps(hostids) {\n var params = {\n output: ['applicationid', 'name'],\n hostids: hostids\n };\n\n return this.request('application.get', params);\n }\n\n /**\n * Get Zabbix items\n * @param {[type]} hostids host ids\n * @param {[type]} appids application ids\n * @param {String} itemtype 'num' or 'text'\n * @return {[type]} array of items\n */\n getItems(hostids, appids, itemtype) {\n var params = {\n output: [\n 'name', 'key_',\n 'value_type',\n 'hostid',\n 'status',\n 'state'\n ],\n sortfield: 'name',\n webitems: true,\n filter: {},\n selectHosts: [\n 'hostid',\n 'name'\n ]\n };\n if (hostids) {\n params.hostids = hostids;\n }\n if (appids) {\n params.applicationids = appids;\n }\n if (itemtype === 'num') {\n // Return only numeric metrics\n params.filter.value_type = [0, 3];\n }\n if (itemtype === 'text') {\n // Return only text metrics\n params.filter.value_type = [1, 2, 4];\n }\n\n return this.request('item.get', params)\n .then(expandItems);\n\n function expandItems(items) {\n items.forEach(item => {\n item.item = item.name;\n item.name = utils.expandItemName(item.item, item.key_);\n return item;\n });\n return items;\n }\n }\n\n getLastValue(itemid) {\n var params = {\n output: ['lastvalue'],\n itemids: itemid\n };\n return this.request('item.get', params)\n .then(items => items.length ? items[0].lastvalue : null);\n }\n\n /**\n * Perform history query from Zabbix API\n *\n * @param {Array} items Array of Zabbix item objects\n * @param {Number} timeFrom Time in seconds\n * @param {Number} timeTill Time in seconds\n * @return {Array} Array of Zabbix history objects\n */\n getHistory(items, timeFrom, timeTill) {\n\n // Group items by value type and perform request for each value type\n let grouped_items = _.groupBy(items, 'value_type');\n let promises = _.map(grouped_items, (items, value_type) => {\n let itemids = _.map(items, 'itemid');\n let params = {\n output: 'extend',\n history: value_type,\n itemids: itemids,\n sortfield: 'clock',\n sortorder: 'ASC',\n time_from: timeFrom\n };\n\n // Relative queries (e.g. last hour) don't include an end time\n if (timeTill) {\n params.time_till = timeTill;\n }\n\n return this.request('history.get', params);\n });\n\n return Promise.all(promises).then(_.flatten);\n }\n\n /**\n * Perform trends query from Zabbix API\n * Use trends api extension from ZBXNEXT-1193 patch.\n *\n * @param {Array} items Array of Zabbix item objects\n * @param {Number} time_from Time in seconds\n * @param {Number} time_till Time in seconds\n * @return {Array} Array of Zabbix trend objects\n */\n getTrend_ZBXNEXT1193(items, timeFrom, timeTill) {\n\n // Group items by value type and perform request for each value type\n let grouped_items = _.groupBy(items, 'value_type');\n let promises = _.map(grouped_items, (items, value_type) => {\n let itemids = _.map(items, 'itemid');\n let params = {\n output: 'extend',\n trend: value_type,\n itemids: itemids,\n sortfield: 'clock',\n sortorder: 'ASC',\n time_from: timeFrom\n };\n\n // Relative queries (e.g. last hour) don't include an end time\n if (timeTill) {\n params.time_till = timeTill;\n }\n\n return this.request('trend.get', params);\n });\n\n return Promise.all(promises).then(_.flatten);\n }\n\n getTrend_30(items, time_from, time_till, value_type) {\n var self = this;\n var itemids = _.map(items, 'itemid');\n\n var params = {\n output: [\"itemid\",\n \"clock\",\n value_type\n ],\n itemids: itemids,\n time_from: time_from\n };\n\n // Relative queries (e.g. last hour) don't include an end time\n if (time_till) {\n params.time_till = time_till;\n }\n\n return self.request('trend.get', params);\n }\n\n getITService(serviceids) {\n var params = {\n output: 'extend',\n serviceids: serviceids\n };\n return 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request(method, params) {\n return this.zabbixAPICore.request(this.url, method, params, this.requestOptions, this.auth)\n .catch(error => {\n if (isNotAuthorized(error.data)) {\n // Handle auth errors\n this.loginErrorCount++;\n if (this.loginErrorCount > this.maxLoginAttempts) {\n this.loginErrorCount = 0;\n return null;\n } else {\n return this.loginOnce()\n .then(() => this.request(method, params));\n }\n } else {\n // Handle API errors\n let message = error.data ? error.data : error.statusText;\n this.alertAPIError(message);\n }\n });\n }\n\n alertAPIError(message, timeout = 5000) {\n this.alertSrv.set(\n \"Zabbix API Error\",\n message,\n 'error',\n timeout\n );\n }\n\n /**\n * When API unauthenticated or auth token expired each request produce login()\n * call. 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params.filter.value_type = [0, 3];\n }\n if (itemtype === 'text') {\n // Return only text metrics\n params.filter.value_type = [1, 2, 4];\n }\n\n return this.request('item.get', params)\n .then(expandItems);\n\n function expandItems(items) {\n items.forEach(item => {\n item.item = item.name;\n item.name = utils.expandItemName(item.item, item.key_);\n return item;\n });\n return items;\n }\n }\n\n getMacros(hostids) {\n var params = {\n output: 'extend',\n hostids: hostids\n };\n\n return this.request('usermacro.get', params);\n }\n\n getGlobalMacros() {\n var params = {\n output: 'extend',\n globalmacro: true\n };\n\n return this.request('usermacro.get', params);\n }\n\n getLastValue(itemid) {\n var params = {\n output: ['lastvalue'],\n itemids: itemid\n };\n return this.request('item.get', params)\n .then(items => items.length ? items[0].lastvalue : null);\n }\n\n /**\n * Perform history query from Zabbix API\n *\n * @param {Array} items Array of Zabbix item objects\n * @param {Number} timeFrom Time in seconds\n * @param {Number} timeTill Time in seconds\n * @return {Array} Array of Zabbix history objects\n */\n getHistory(items, timeFrom, timeTill) {\n\n // Group items by value type and perform request for each value type\n let grouped_items = _.groupBy(items, 'value_type');\n let promises = _.map(grouped_items, (items, value_type) => {\n let itemids = _.map(items, 'itemid');\n let params = {\n output: 'extend',\n history: value_type,\n itemids: itemids,\n sortfield: 'clock',\n sortorder: 'ASC',\n time_from: timeFrom\n };\n\n // Relative queries (e.g. last hour) don't include an end time\n if (timeTill) {\n params.time_till = timeTill;\n }\n\n return this.request('history.get', params);\n });\n\n return Promise.all(promises).then(_.flatten);\n }\n\n /**\n * Perform trends query from Zabbix API\n * Use trends api extension from ZBXNEXT-1193 patch.\n *\n * @param {Array} items Array of Zabbix item objects\n * @param {Number} time_from Time in seconds\n * @param {Number} time_till Time in seconds\n * @return {Array} Array of Zabbix trend objects\n */\n getTrend_ZBXNEXT1193(items, timeFrom, timeTill) {\n\n // Group items by value type and perform request for each value type\n let grouped_items = _.groupBy(items, 'value_type');\n let promises = _.map(grouped_items, (items, value_type) => {\n let itemids = _.map(items, 'itemid');\n let params = {\n output: 'extend',\n trend: value_type,\n itemids: itemids,\n sortfield: 'clock',\n sortorder: 'ASC',\n time_from: timeFrom\n };\n\n // Relative queries (e.g. last hour) don't include an end time\n if (timeTill) {\n params.time_till = timeTill;\n }\n\n return this.request('trend.get', params);\n });\n\n return Promise.all(promises).then(_.flatten);\n }\n\n getTrend_30(items, time_from, time_till, value_type) {\n var self = this;\n var itemids = _.map(items, 'itemid');\n\n var params = {\n output: [\"itemid\",\n \"clock\",\n value_type\n ],\n itemids: itemids,\n time_from: time_from\n };\n\n // Relative queries (e.g. last hour) don't include an end time\n if (time_till) {\n params.time_till = time_till;\n }\n\n return self.request('trend.get', params);\n }\n\n getITService(serviceids) {\n var params = {\n output: 'extend',\n serviceids: serviceids\n };\n return this.request('service.get', params);\n }\n\n getSLA(serviceids, timeFrom, timeTo) {\n var params = {\n serviceids: serviceids,\n intervals: [{\n from: timeFrom,\n to: timeTo\n }]\n };\n return this.request('service.getsla', params);\n }\n\n getTriggers(groupids, hostids, applicationids, showTriggers, hideHostsInMaintenance, timeFrom, timeTo) {\n var params = {\n output: 'extend',\n groupids: groupids,\n hostids: hostids,\n applicationids: applicationids,\n expandDescription: true,\n expandData: true,\n expandComment: true,\n monitored: true,\n skipDependent: true,\n //only_true: true,\n filter: {\n value: 1\n },\n selectGroups: ['name'],\n selectHosts: ['name', 'host'],\n selectItems: ['name', 'key_', 'lastvalue'],\n selectLastEvent: 'extend'\n };\n\n if (showTriggers) {\n params.filter.value = showTriggers;\n }\n\n if (hideHostsInMaintenance) {\n params.maintenance = false;\n }\n\n if (timeFrom || timeTo) {\n params.lastChangeSince = timeFrom;\n params.lastChangeTill = timeTo;\n }\n\n return this.request('trigger.get', params);\n }\n\n getEvents(objectids, timeFrom, timeTo, showEvents) {\n var params = {\n output: 'extend',\n time_from: timeFrom,\n time_till: timeTo,\n objectids: objectids,\n select_acknowledges: 'extend',\n selectHosts: 'extend',\n value: showEvents\n };\n\n return this.request('event.get', params);\n }\n\n getAcknowledges(eventids) {\n var params = {\n output: 'extend',\n eventids: eventids,\n preservekeys: true,\n select_acknowledges: 'extend',\n sortfield: 'clock',\n sortorder: 'DESC'\n };\n\n return this.request('event.get', params)\n .then(events => {\n return _.filter(events, (event) => event.acknowledges.length);\n });\n }\n\n }\n\n return ZabbixAPI;\n}\n\nfunction isNotAuthorized(message) {\n return (\n message === \"Session terminated, re-login, please.\" ||\n message === \"Not authorised.\" ||\n message === \"Not authorized.\"\n );\n}\n\nangular\n .module('grafana.services')\n .factory('zabbixAPIService', ZabbixAPIServiceFactory);\n"]} \ No newline at end of file diff --git a/dist/datasource-zabbix/zabbixCachingProxy.service.js b/dist/datasource-zabbix/zabbixCachingProxy.service.js index 3847c4c..9ccf0f1 100644 --- a/dist/datasource-zabbix/zabbixCachingProxy.service.js +++ b/dist/datasource-zabbix/zabbixCachingProxy.service.js @@ -43,7 +43,9 @@ System.register(['angular', 'lodash'], function (_export, _context) { applications: {}, items: {}, history: {}, - trends: {} + trends: {}, + macros: {}, + globalMacros: {} }; this.historyPromises = {}; @@ -63,6 +65,12 @@ System.register(['angular', 'lodash'], function (_export, _context) { this.itemPromises = {}; this.getItemsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getItems, this.zabbixAPI), this.itemPromises, 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); } _createClass(ZabbixCachingProxy, [{ @@ -112,6 +120,14 @@ System.register(['angular', 'lodash'], function (_export, _context) { var params = [hostids, appids, itemtype]; return this.proxyRequest(this.getItemsOnce, params, this.cache.items); } + }, { + key: 'getMacros', + value: function getMacros(hostids) { + // Merge global macros and host macros + var promises = [this.proxyRequest(this.getMacrosOnce, [hostids], this.cache.macros), this.proxyRequest(this.getGlobalMacrosOnce, [], this.cache.globalMacros)]; + + return Promise.all(promises).then(_.flatten); + } }, { key: 'getHistoryFromCache', value: function getHistoryFromCache(items, time_from, time_till) { diff --git a/dist/datasource-zabbix/zabbixCachingProxy.service.js.map b/dist/datasource-zabbix/zabbixCachingProxy.service.js.map index e4ba4b1..9eda30f 100644 --- a/dist/datasource-zabbix/zabbixCachingProxy.service.js.map +++ b/dist/datasource-zabbix/zabbixCachingProxy.service.js.map @@ -1 +1 @@ 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angular from 'angular';\nimport _ from 'lodash';\n\n// Use factory() instead service() for multiple datasources support.\n// Each datasource instance must initialize its own cache.\n\n/** @ngInject */\nfunction ZabbixCachingProxyFactory() {\n\n class ZabbixCachingProxy {\n constructor(zabbixAPI, cacheOptions) {\n this.zabbixAPI = zabbixAPI;\n this.cacheEnabled = cacheOptions.enabled;\n this.ttl = cacheOptions.ttl || 600000; // 10 minutes by default\n\n // Internal objects for data storing\n this.cache = {\n groups: {},\n hosts: {},\n applications: {},\n items: {},\n history: {},\n trends: {}\n };\n\n this.historyPromises = {};\n\n // Don't run duplicated history requests\n this.getHistory = callAPIRequestOnce(_.bind(this.zabbixAPI.getHistory, this.zabbixAPI),\n this.historyPromises, getHistoryRequestHash);\n\n // Don't run duplicated requests\n this.groupPromises = {};\n this.getGroupsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getGroups, this.zabbixAPI),\n this.groupPromises, getRequestHash);\n\n this.hostPromises = {};\n this.getHostsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getHosts, this.zabbixAPI),\n this.hostPromises, getRequestHash);\n\n this.appPromises = {};\n this.getAppsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getApps, this.zabbixAPI),\n this.appPromises, getRequestHash);\n\n this.itemPromises = {};\n this.getItemsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getItems, this.zabbixAPI),\n this.itemPromises, getRequestHash);\n }\n\n isExpired(cacheObject) {\n if (cacheObject) {\n let object_age = Date.now() - cacheObject.timestamp;\n return !(cacheObject.timestamp && object_age < this.ttl);\n } else {\n return true;\n }\n }\n\n /**\n * Check that result is present in cache and up to date\n * or send request to API.\n */\n proxyRequest(request, params, cacheObject) {\n let hash = getRequestHash(params);\n if (this.cacheEnabled && !this.isExpired(cacheObject[hash])) {\n return Promise.resolve(cacheObject[hash].value);\n } else {\n 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angular from 'angular';\nimport _ from 'lodash';\n\n// Use factory() instead service() for multiple datasources support.\n// Each datasource instance must initialize its own cache.\n\n/** @ngInject */\nfunction ZabbixCachingProxyFactory() {\n\n class ZabbixCachingProxy {\n constructor(zabbixAPI, cacheOptions) {\n this.zabbixAPI = zabbixAPI;\n this.cacheEnabled = cacheOptions.enabled;\n this.ttl = cacheOptions.ttl || 600000; // 10 minutes by default\n\n // Internal objects for data storing\n this.cache = {\n groups: {},\n hosts: {},\n applications: {},\n items: {},\n history: {},\n trends: {},\n macros: {},\n globalMacros: {}\n };\n\n this.historyPromises = {};\n\n // Don't run duplicated history requests\n this.getHistory = callAPIRequestOnce(_.bind(this.zabbixAPI.getHistory, this.zabbixAPI),\n this.historyPromises, getHistoryRequestHash);\n\n // Don't run duplicated requests\n this.groupPromises = {};\n this.getGroupsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getGroups, this.zabbixAPI),\n this.groupPromises, getRequestHash);\n\n this.hostPromises = {};\n this.getHostsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getHosts, this.zabbixAPI),\n this.hostPromises, getRequestHash);\n\n this.appPromises = {};\n this.getAppsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getApps, this.zabbixAPI),\n this.appPromises, getRequestHash);\n\n this.itemPromises = {};\n this.getItemsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getItems, this.zabbixAPI),\n this.itemPromises, getRequestHash);\n\n this.macroPromises = {};\n this.getMacrosOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getMacros, this.zabbixAPI),\n this.macroPromises, getRequestHash);\n\n this.globalMacroPromises = {};\n this.getGlobalMacrosOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getGlobalMacros, this.zabbixAPI),\n this.globalMacroPromises, getRequestHash);\n }\n\n isExpired(cacheObject) {\n if (cacheObject) {\n let object_age = Date.now() - cacheObject.timestamp;\n return !(cacheObject.timestamp && object_age < this.ttl);\n } else {\n return true;\n }\n }\n\n /**\n * Check that result is present in cache and up to date\n * or send request to API.\n */\n proxyRequest(request, params, cacheObject) {\n let hash = getRequestHash(params);\n if (this.cacheEnabled && !this.isExpired(cacheObject[hash])) {\n return Promise.resolve(cacheObject[hash].value);\n } else {\n return request(...params)\n .then(result => {\n cacheObject[hash] = {\n value: result,\n timestamp: Date.now()\n };\n return result;\n });\n }\n }\n\n getGroups() {\n return this.proxyRequest(this.getGroupsOnce, [], this.cache.groups);\n }\n\n getHosts(groupids) {\n return this.proxyRequest(this.getHostsOnce, [groupids], this.cache.hosts);\n }\n\n getApps(hostids) {\n return this.proxyRequest(this.getAppsOnce, [hostids], this.cache.applications);\n }\n\n getItems(hostids, appids, itemtype) {\n let params = [hostids, appids, itemtype];\n return this.proxyRequest(this.getItemsOnce, params, this.cache.items);\n }\n\n getMacros(hostids) {\n // Merge global macros and host macros\n let promises = [\n this.proxyRequest(this.getMacrosOnce, [hostids], this.cache.macros),\n this.proxyRequest(this.getGlobalMacrosOnce, [], this.cache.globalMacros)\n ];\n\n return Promise.all(promises).then(_.flatten);\n }\n\n getHistoryFromCache(items, time_from, time_till) {\n var historyStorage = this.cache.history;\n var full_history;\n var expired = _.filter(_.keyBy(items, 'itemid'), (item, itemid) => {\n return !historyStorage[itemid];\n });\n if (expired.length) {\n return this.zabbixAPI.getHistory(expired, time_from, time_till).then(function(history) {\n var grouped_history = _.groupBy(history, 'itemid');\n _.forEach(expired, item => {\n var itemid = item.itemid;\n historyStorage[itemid] = item;\n historyStorage[itemid].time_from = time_from;\n historyStorage[itemid].time_till = time_till;\n historyStorage[itemid].history = grouped_history[itemid];\n });\n full_history = _.map(items, item => {\n return historyStorage[item.itemid].history;\n });\n return _.flatten(full_history, true);\n });\n } else {\n full_history = _.map(items, function(item) {\n return historyStorage[item.itemid].history;\n });\n return Promise.resolve(_.flatten(full_history, true));\n }\n }\n\n getHistoryFromAPI(items, time_from, time_till) {\n return this.zabbixAPI.getHistory(items, time_from, time_till);\n }\n }\n\n return ZabbixCachingProxy;\n}\n\nangular\n .module('grafana.services')\n .factory('ZabbixCachingProxy', ZabbixCachingProxyFactory);\n\n/**\n * Wrap zabbix API request to prevent multiple calls\n * with same params when waiting for result.\n */\nfunction callAPIRequestOnce(func, promiseKeeper, argsHashFunc) {\n return function() {\n var hash = argsHashFunc(arguments);\n if (!promiseKeeper[hash]) {\n promiseKeeper[hash] = Promise.resolve(\n func.apply(this, arguments)\n .then(result => {\n promiseKeeper[hash] = null;\n return result;\n })\n );\n }\n return promiseKeeper[hash];\n };\n}\n\nfunction getRequestHash(args) {\n var requestStamp = _.map(args, arg => {\n if (arg === undefined) {\n return 'undefined';\n } else {\n if (_.isArray(arg)) {\n return arg.sort().toString();\n } else {\n return arg.toString();\n }\n }\n }).join();\n return requestStamp.getHash();\n}\n\nfunction getHistoryRequestHash(args) {\n let itemids = _.map(args[0], 'itemid');\n let stamp = itemids.join() + args[1] + args[2];\n return stamp.getHash();\n}\n\nString.prototype.getHash = function() {\n var hash = 0, i, chr, len;\n if (this.length !== 0) {\n for (i = 0, len = this.length; i < len; i++) {\n chr = this.charCodeAt(i);\n hash = ((hash << 5) - hash) + chr;\n hash |= 0; // Convert to 32bit integer\n }\n }\n return hash;\n};\n\n// Fix for backward compatibility with lodash 2.4\nif (!_.keyBy) {_.keyBy = _.indexBy;}\n"]} \ No newline at end of file diff --git a/dist/test/datasource-zabbix/zabbix.js b/dist/test/datasource-zabbix/zabbix.js index 7f219c0..7f74b98 100644 --- a/dist/test/datasource-zabbix/zabbix.js +++ b/dist/test/datasource-zabbix/zabbix.js @@ -48,6 +48,7 @@ function ZabbixFactory(zabbixAPIService, ZabbixCachingProxy) { // Proxy methods this.getHistory = this.cachingProxy.getHistory.bind(this.cachingProxy); + this.getMacros = this.cachingProxy.getMacros.bind(this.cachingProxy); this.getTrend = this.zabbixAPI.getTrend.bind(this.zabbixAPI); this.getEvents = this.zabbixAPI.getEvents.bind(this.zabbixAPI); @@ -153,6 +154,20 @@ function ZabbixFactory(zabbixAPIService, ZabbixCachingProxy) { if (!options.showDisabledItems) { items = _lodash2.default.filter(items, { 'status': '0' }); } + + return items; + }).then(this.expandUserMacro.bind(this)); + } + }, { + key: 'expandUserMacro', + value: function expandUserMacro(items) { + var hostids = getHostIds(items); + return this.getMacros(hostids).then(function (macros) { + _lodash2.default.forEach(items, function (item) { + if (containsMacro(item.name)) { + item.name = replaceMacro(item, macros); + } + }); return items; }); } @@ -264,3 +279,45 @@ function filterByQuery(list, filter) { return filterByName(list, filter); } } + +function getHostIds(items) { + var hostIds = _lodash2.default.map(items, function (item) { + return _lodash2.default.map(item.hosts, 'hostid'); + }); + return _lodash2.default.uniq(_lodash2.default.flatten(hostIds)); +} + +var MACRO_PATTERN = /{\$[A-Z0-9_\.]+}/g; + +function containsMacro(itemName) { + return MACRO_PATTERN.test(itemName); +} + +function replaceMacro(item, macros) { + var itemName = item.name; + var item_macros = itemName.match(MACRO_PATTERN); + _lodash2.default.forEach(item_macros, function (macro) { + var host_macros = _lodash2.default.filter(macros, function (m) { + if (m.hostid) { + return m.hostid === item.hostid; + } else { + // Add global macros + return true; + } + }); + + var macro_def = _lodash2.default.find(host_macros, { macro: macro }); + if (macro_def && macro_def.value) { + var macro_value = macro_def.value; + var macro_regex = new RegExp(escapeMacro(macro)); + itemName = itemName.replace(macro_regex, macro_value); + } + }); + + return itemName; +} + +function escapeMacro(macro) { + macro = macro.replace(/\$/, '\\\$'); + return macro; +} diff --git a/dist/test/datasource-zabbix/zabbixAPI.service.js b/dist/test/datasource-zabbix/zabbixAPI.service.js index ac0d3a6..86e5644 100644 --- a/dist/test/datasource-zabbix/zabbixAPI.service.js +++ b/dist/test/datasource-zabbix/zabbixAPI.service.js @@ -226,6 +226,26 @@ function ZabbixAPIServiceFactory(alertSrv, zabbixAPICoreService) { return items; } } + }, { + key: 'getMacros', + value: function getMacros(hostids) { + var params = { + output: 'extend', + hostids: hostids + }; + + return this.request('usermacro.get', params); + } + }, { + key: 'getGlobalMacros', + value: function getGlobalMacros() { + var params = { + output: 'extend', + globalmacro: true + }; + + return this.request('usermacro.get', params); + } }, { key: 'getLastValue', value: function getLastValue(itemid) { diff --git a/dist/test/datasource-zabbix/zabbixCachingProxy.service.js b/dist/test/datasource-zabbix/zabbixCachingProxy.service.js index a378045..353d9cc 100644 --- a/dist/test/datasource-zabbix/zabbixCachingProxy.service.js +++ b/dist/test/datasource-zabbix/zabbixCachingProxy.service.js @@ -36,7 +36,9 @@ function ZabbixCachingProxyFactory() { applications: {}, items: {}, history: {}, - trends: {} + trends: {}, + macros: {}, + globalMacros: {} }; this.historyPromises = {}; @@ -56,6 +58,12 @@ function ZabbixCachingProxyFactory() { this.itemPromises = {}; this.getItemsOnce = callAPIRequestOnce(_lodash2.default.bind(this.zabbixAPI.getItems, this.zabbixAPI), this.itemPromises, getRequestHash); + + this.macroPromises = {}; + this.getMacrosOnce = callAPIRequestOnce(_lodash2.default.bind(this.zabbixAPI.getMacros, this.zabbixAPI), this.macroPromises, getRequestHash); + + this.globalMacroPromises = {}; + this.getGlobalMacrosOnce = callAPIRequestOnce(_lodash2.default.bind(this.zabbixAPI.getGlobalMacros, this.zabbixAPI), this.globalMacroPromises, getRequestHash); } _createClass(ZabbixCachingProxy, [{ @@ -111,6 +119,14 @@ function ZabbixCachingProxyFactory() { var params = [hostids, appids, itemtype]; return this.proxyRequest(this.getItemsOnce, params, this.cache.items); } + }, { + key: 'getMacros', + value: function getMacros(hostids) { + // Merge global macros and host macros + var promises = [this.proxyRequest(this.getMacrosOnce, [hostids], this.cache.macros), this.proxyRequest(this.getGlobalMacrosOnce, [], this.cache.globalMacros)]; + + return Promise.all(promises).then(_lodash2.default.flatten); + } }, { key: 'getHistoryFromCache', value: function getHistoryFromCache(items, time_from, time_till) { diff --git a/src/datasource-zabbix/zabbix.js b/src/datasource-zabbix/zabbix.js index 5d034f3..76d54ed 100644 --- a/src/datasource-zabbix/zabbix.js +++ b/src/datasource-zabbix/zabbix.js @@ -26,6 +26,7 @@ function ZabbixFactory(zabbixAPIService, ZabbixCachingProxy) { // Proxy methods this.getHistory = this.cachingProxy.getHistory.bind(this.cachingProxy); + this.getMacros = this.cachingProxy.getMacros.bind(this.cachingProxy); this.getTrend = this.zabbixAPI.getTrend.bind(this.zabbixAPI); this.getEvents = this.zabbixAPI.getEvents.bind(this.zabbixAPI); @@ -108,6 +109,21 @@ function ZabbixFactory(zabbixAPIService, ZabbixCachingProxy) { 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 (containsMacro(item.name)) { + item.name = replaceMacro(item, macros); + } + }); return items; }); } @@ -215,3 +231,45 @@ function filterByQuery(list, filter) { return filterByName(list, filter); } } + +function getHostIds(items) { + let hostIds = _.map(items, item => { + return _.map(item.hosts, 'hostid'); + }); + return _.uniq(_.flatten(hostIds)); +} + +let MACRO_PATTERN = /{\$[A-Z0-9_\.]+}/g; + +function containsMacro(itemName) { + return MACRO_PATTERN.test(itemName); +} + +function replaceMacro(item, macros) { + let itemName = item.name; + let item_macros = itemName.match(MACRO_PATTERN); + _.forEach(item_macros, macro => { + let host_macros = _.filter(macros, m => { + if (m.hostid) { + return m.hostid === item.hostid; + } else { + // Add global macros + return true; + } + }); + + let macro_def = _.find(host_macros, {macro: macro}); + if (macro_def && macro_def.value) { + let macro_value = macro_def.value; + let macro_regex = new RegExp(escapeMacro(macro)); + itemName = itemName.replace(macro_regex, macro_value); + } + }); + + return itemName; +} + +function escapeMacro(macro) { + macro = macro.replace(/\$/, '\\\$'); + return macro; +} diff --git a/src/datasource-zabbix/zabbixAPI.service.js b/src/datasource-zabbix/zabbixAPI.service.js index 3f7d804..4701a32 100644 --- a/src/datasource-zabbix/zabbixAPI.service.js +++ b/src/datasource-zabbix/zabbixAPI.service.js @@ -198,6 +198,24 @@ function ZabbixAPIServiceFactory(alertSrv, zabbixAPICoreService) { } } + 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'], diff --git a/src/datasource-zabbix/zabbixCachingProxy.service.js b/src/datasource-zabbix/zabbixCachingProxy.service.js index b1cd7ce..f450674 100644 --- a/src/datasource-zabbix/zabbixCachingProxy.service.js +++ b/src/datasource-zabbix/zabbixCachingProxy.service.js @@ -20,7 +20,9 @@ function ZabbixCachingProxyFactory() { applications: {}, items: {}, history: {}, - trends: {} + trends: {}, + macros: {}, + globalMacros: {} }; this.historyPromises = {}; @@ -45,6 +47,14 @@ function ZabbixCachingProxyFactory() { this.itemPromises = {}; this.getItemsOnce = callAPIRequestOnce(_.bind(this.zabbixAPI.getItems, this.zabbixAPI), this.itemPromises, 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) { @@ -93,6 +103,16 @@ function ZabbixCachingProxyFactory() { return this.proxyRequest(this.getItemsOnce, params, this.cache.items); } + 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;