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migrated file to ts (#10328)
This commit is contained in:
Patrick O'Carroll
Torkel Ödegaard
parent
e234cf5b18
commit
52f30f6f00
@ -1,153 +0,0 @@
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define([
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'angular',
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'lodash',
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'app/core/core_module',
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'app/core/config',
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'./plugin_loader',
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],
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function (angular, _, coreModule, config, pluginLoader) {
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'use strict';
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config = config.default;
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coreModule.default.service('datasourceSrv', function($q, $injector, $rootScope, templateSrv) {
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var self = this;
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this.init = function() {
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this.datasources = {};
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};
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this.get = function(name) {
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if (!name) {
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return this.get(config.defaultDatasource);
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}
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name = templateSrv.replace(name);
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if (name === 'default') {
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return this.get(config.defaultDatasource);
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}
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if (this.datasources[name]) {
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return $q.when(this.datasources[name]);
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}
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return this.loadDatasource(name);
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};
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this.loadDatasource = function(name) {
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var dsConfig = config.datasources[name];
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if (!dsConfig) {
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return $q.reject({message: "Datasource named " + name + " was not found"});
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}
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var deferred = $q.defer();
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var pluginDef = dsConfig.meta;
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pluginLoader.importPluginModule(pluginDef.module).then(function(plugin) {
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// check if its in cache now
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if (self.datasources[name]) {
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deferred.resolve(self.datasources[name]);
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return;
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}
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// plugin module needs to export a constructor function named Datasource
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if (!plugin.Datasource) {
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throw "Plugin module is missing Datasource constructor";
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}
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var instance = $injector.instantiate(plugin.Datasource, {instanceSettings: dsConfig});
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instance.meta = pluginDef;
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instance.name = name;
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self.datasources[name] = instance;
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deferred.resolve(instance);
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}).catch(function(err) {
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$rootScope.appEvent('alert-error', [dsConfig.name + ' plugin failed', err.toString()]);
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});
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return deferred.promise;
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};
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this.getAll = function() {
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return config.datasources;
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};
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this.getAnnotationSources = function() {
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var sources = [];
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this.addDataSourceVariables(sources);
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_.each(config.datasources, function(value) {
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if (value.meta && value.meta.annotations) {
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sources.push(value);
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}
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});
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return sources;
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};
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this.getMetricSources = function(options) {
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var metricSources = [];
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_.each(config.datasources, function(value, key) {
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if (value.meta && value.meta.metrics) {
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metricSources.push({value: key, name: key, meta: value.meta});
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if (key === config.defaultDatasource) {
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metricSources.push({value: null, name: 'default', meta: value.meta});
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}
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}
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});
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if (!options || !options.skipVariables) {
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this.addDataSourceVariables(metricSources);
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}
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metricSources.sort(function(a, b) {
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// these two should always be at the bottom
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if (a.meta.id === "mixed" || a.meta.id === "grafana") {
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return 1;
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}
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if (b.meta.id === "mixed" || b.meta.id === "grafana") {
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return -1;
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}
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if (a.name.toLowerCase() > b.name.toLowerCase()) {
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return 1;
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}
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if (a.name.toLowerCase() < b.name.toLowerCase()) {
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return -1;
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}
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return 0;
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});
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return metricSources;
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};
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this.addDataSourceVariables = function(list) {
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// look for data source variables
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for (var i = 0; i < templateSrv.variables.length; i++) {
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var variable = templateSrv.variables[i];
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if (variable.type !== 'datasource') {
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continue;
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}
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var first = variable.current.value;
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if (first === 'default') {
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first = config.defaultDatasource;
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}
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var ds = config.datasources[first];
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if (ds) {
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list.push({
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name: '$' + variable.name,
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value: '$' + variable.name,
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meta: ds.meta,
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});
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}
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}
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};
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this.init();
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});
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});
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152
public/app/features/plugins/datasource_srv.ts
Normal file
152
public/app/features/plugins/datasource_srv.ts
Normal file
@ -0,0 +1,152 @@
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import _ from 'lodash';
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import coreModule from 'app/core/core_module';
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import config from 'app/core/config';
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// import pluginLoader from './plugin_loader';
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import { importPluginModule } from './plugin_loader';
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export class DatasourceSrv {
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datasources: any;
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constructor(private $q, private $injector, $rootScope, private templateSrv) {
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this.init();
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}
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init() {
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this.datasources = {};
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}
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get(name) {
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if (!name) {
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return this.get(config.defaultDatasource);
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}
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name = this.templateSrv.replace(name);
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if (name === 'default') {
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return this.get(config.defaultDatasource);
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}
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if (this.datasources[name]) {
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return this.$q.when(this.datasources[name]);
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}
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return this.loadDatasource(name);
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}
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loadDatasource(name) {
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var dsConfig = config.datasources[name];
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if (!dsConfig) {
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return this.$q.reject({ message: 'Datasource named ' + name + ' was not found' });
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}
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var deferred = this.$q.defer();
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var pluginDef = dsConfig.meta;
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importPluginModule(pluginDef.module)
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.then(plugin => {
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// check if its in cache now
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if (this.datasources[name]) {
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deferred.resolve(this.datasources[name]);
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return;
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}
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// plugin module needs to export a constructor function named Datasource
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if (!plugin.Datasource) {
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throw new Error('Plugin module is missing Datasource constructor');
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}
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var instance = this.$injector.instantiate(plugin.Datasource, { instanceSettings: dsConfig });
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instance.meta = pluginDef;
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instance.name = name;
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this.datasources[name] = instance;
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deferred.resolve(instance);
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})
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.catch(function(err) {
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this.$rootScope.appEvent('alert-error', [dsConfig.name + ' plugin failed', err.toString()]);
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});
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return deferred.promise;
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}
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getAll() {
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return config.datasources;
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}
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getAnnotationSources() {
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var sources = [];
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this.addDataSourceVariables(sources);
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_.each(config.datasources, function(value) {
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if (value.meta && value.meta.annotations) {
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sources.push(value);
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}
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});
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return sources;
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}
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getMetricSources(options) {
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var metricSources = [];
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_.each(config.datasources, function(value, key) {
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if (value.meta && value.meta.metrics) {
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metricSources.push({ value: key, name: key, meta: value.meta });
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if (key === config.defaultDatasource) {
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metricSources.push({ value: null, name: 'default', meta: value.meta });
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}
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}
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});
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if (!options || !options.skipVariables) {
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this.addDataSourceVariables(metricSources);
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}
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metricSources.sort(function(a, b) {
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// these two should always be at the bottom
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if (a.meta.id === 'mixed' || a.meta.id === 'grafana') {
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return 1;
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}
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if (b.meta.id === 'mixed' || b.meta.id === 'grafana') {
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return -1;
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}
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if (a.name.toLowerCase() > b.name.toLowerCase()) {
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return 1;
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}
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if (a.name.toLowerCase() < b.name.toLowerCase()) {
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return -1;
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}
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return 0;
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});
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return metricSources;
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}
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addDataSourceVariables(list) {
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// look for data source variables
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for (var i = 0; i < this.templateSrv.variables.length; i++) {
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var variable = this.templateSrv.variables[i];
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if (variable.type !== 'datasource') {
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continue;
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}
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var first = variable.current.value;
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if (first === 'default') {
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first = config.defaultDatasource;
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}
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var ds = config.datasources[first];
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if (ds) {
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list.push({
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name: '$' + variable.name,
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value: '$' + variable.name,
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meta: ds.meta,
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});
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}
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}
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}
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}
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coreModule.service('datasourceSrv', DatasourceSrv);
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