155 lines
7.5 KiB
JavaScript
155 lines
7.5 KiB
JavaScript
/*
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* Copyright The OpenTelemetry Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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var __values = (this && this.__values) || function(o) {
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var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
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if (m) return m.call(o);
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if (o && typeof o.length === "number") return {
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next: function () {
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if (o && i >= o.length) o = void 0;
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return { value: o && o[i++], done: !o };
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}
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};
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throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
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};
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import { isDescriptorCompatibleWith, } from '../InstrumentDescriptor';
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import * as api from '@opentelemetry/api';
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import { getConflictResolutionRecipe, getIncompatibilityDetails, } from '../view/RegistrationConflicts';
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/**
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* Internal class for storing {@link MetricStorage}
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*/
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var MetricStorageRegistry = /** @class */ (function () {
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function MetricStorageRegistry() {
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this._sharedRegistry = new Map();
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this._perCollectorRegistry = new Map();
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}
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MetricStorageRegistry.create = function () {
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return new MetricStorageRegistry();
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};
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MetricStorageRegistry.prototype.getStorages = function (collector) {
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var e_1, _a, e_2, _b;
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var storages = [];
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try {
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for (var _c = __values(this._sharedRegistry.values()), _d = _c.next(); !_d.done; _d = _c.next()) {
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var metricStorages = _d.value;
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storages = storages.concat(metricStorages);
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}
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}
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catch (e_1_1) { e_1 = { error: e_1_1 }; }
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finally {
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try {
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if (_d && !_d.done && (_a = _c.return)) _a.call(_c);
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}
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finally { if (e_1) throw e_1.error; }
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}
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var perCollectorStorages = this._perCollectorRegistry.get(collector);
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if (perCollectorStorages != null) {
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try {
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for (var _e = __values(perCollectorStorages.values()), _f = _e.next(); !_f.done; _f = _e.next()) {
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var metricStorages = _f.value;
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storages = storages.concat(metricStorages);
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}
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}
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catch (e_2_1) { e_2 = { error: e_2_1 }; }
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finally {
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try {
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if (_f && !_f.done && (_b = _e.return)) _b.call(_e);
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}
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finally { if (e_2) throw e_2.error; }
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}
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}
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return storages;
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};
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MetricStorageRegistry.prototype.register = function (storage) {
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this._registerStorage(storage, this._sharedRegistry);
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};
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MetricStorageRegistry.prototype.registerForCollector = function (collector, storage) {
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var storageMap = this._perCollectorRegistry.get(collector);
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if (storageMap == null) {
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storageMap = new Map();
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this._perCollectorRegistry.set(collector, storageMap);
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}
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this._registerStorage(storage, storageMap);
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};
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MetricStorageRegistry.prototype.findOrUpdateCompatibleStorage = function (expectedDescriptor) {
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var storages = this._sharedRegistry.get(expectedDescriptor.name);
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if (storages === undefined) {
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return null;
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}
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// If the descriptor is compatible, the type of their metric storage
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// (either SyncMetricStorage or AsyncMetricStorage) must be compatible.
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return this._findOrUpdateCompatibleStorage(expectedDescriptor, storages);
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};
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MetricStorageRegistry.prototype.findOrUpdateCompatibleCollectorStorage = function (collector, expectedDescriptor) {
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var storageMap = this._perCollectorRegistry.get(collector);
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if (storageMap === undefined) {
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return null;
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}
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var storages = storageMap.get(expectedDescriptor.name);
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if (storages === undefined) {
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return null;
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}
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// If the descriptor is compatible, the type of their metric storage
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// (either SyncMetricStorage or AsyncMetricStorage) must be compatible.
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return this._findOrUpdateCompatibleStorage(expectedDescriptor, storages);
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};
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MetricStorageRegistry.prototype._registerStorage = function (storage, storageMap) {
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var descriptor = storage.getInstrumentDescriptor();
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var storages = storageMap.get(descriptor.name);
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if (storages === undefined) {
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storageMap.set(descriptor.name, [storage]);
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return;
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}
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storages.push(storage);
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};
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MetricStorageRegistry.prototype._findOrUpdateCompatibleStorage = function (expectedDescriptor, existingStorages) {
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var e_3, _a;
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var compatibleStorage = null;
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try {
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for (var existingStorages_1 = __values(existingStorages), existingStorages_1_1 = existingStorages_1.next(); !existingStorages_1_1.done; existingStorages_1_1 = existingStorages_1.next()) {
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var existingStorage = existingStorages_1_1.value;
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var existingDescriptor = existingStorage.getInstrumentDescriptor();
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if (isDescriptorCompatibleWith(existingDescriptor, expectedDescriptor)) {
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// Use the longer description if it does not match.
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if (existingDescriptor.description !== expectedDescriptor.description) {
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if (expectedDescriptor.description.length >
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existingDescriptor.description.length) {
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existingStorage.updateDescription(expectedDescriptor.description);
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}
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api.diag.warn('A view or instrument with the name ', expectedDescriptor.name, ' has already been registered, but has a different description and is incompatible with another registered view.\n', 'Details:\n', getIncompatibilityDetails(existingDescriptor, expectedDescriptor), 'The longer description will be used.\nTo resolve the conflict:', getConflictResolutionRecipe(existingDescriptor, expectedDescriptor));
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}
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// Storage is fully compatible. There will never be more than one pre-existing fully compatible storage.
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compatibleStorage = existingStorage;
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}
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else {
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// The implementation SHOULD warn about duplicate instrument registration
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// conflicts after applying View configuration.
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api.diag.warn('A view or instrument with the name ', expectedDescriptor.name, ' has already been registered and is incompatible with another registered view.\n', 'Details:\n', getIncompatibilityDetails(existingDescriptor, expectedDescriptor), 'To resolve the conflict:\n', getConflictResolutionRecipe(existingDescriptor, expectedDescriptor));
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}
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}
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}
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catch (e_3_1) { e_3 = { error: e_3_1 }; }
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finally {
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try {
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if (existingStorages_1_1 && !existingStorages_1_1.done && (_a = existingStorages_1.return)) _a.call(existingStorages_1);
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}
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finally { if (e_3) throw e_3.error; }
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}
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return compatibleStorage;
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};
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return MetricStorageRegistry;
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}());
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export { MetricStorageRegistry };
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//# sourceMappingURL=MetricStorageRegistry.js.map
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