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package.build.esm.sessionflusher.js.map Maven / Gradle / Ivy

{"version":3,"file":"sessionflusher.js","sources":["../../src/sessionflusher.ts"],"sourcesContent":["import { getIsolationScope } from './currentScopes';\nimport type {\n  AggregationCounts,\n  Client,\n  RequestSessionStatus,\n  SessionAggregates,\n  SessionFlusherLike,\n} from './types-hoist';\nimport { dropUndefinedKeys } from './utils-hoist/object';\n\ntype ReleaseHealthAttributes = {\n  environment?: string;\n  release: string;\n};\n\n/**\n * @deprecated `SessionFlusher` is deprecated and will be removed in the next major version of the SDK.\n */\n// TODO(v9): The goal for the SessionFlusher is to become a stupidly simple mechanism to aggregate \"Sessions\" (actually \"RequestSessions\"). It should probably live directly inside the Http integration/instrumentation.\n// eslint-disable-next-line deprecation/deprecation\nexport class SessionFlusher implements SessionFlusherLike {\n  public readonly flushTimeout: number;\n  private _pendingAggregates: Map;\n  private _sessionAttrs: ReleaseHealthAttributes;\n  // We adjust the type here to add the `unref()` part, as setInterval can technically return a number or a NodeJS.Timer\n  private readonly _intervalId: ReturnType & { unref?: () => void };\n  private _isEnabled: boolean;\n  private _client: Client;\n\n  public constructor(client: Client, attrs: ReleaseHealthAttributes) {\n    this._client = client;\n    this.flushTimeout = 60;\n    this._pendingAggregates = new Map();\n    this._isEnabled = true;\n\n    // Call to setInterval, so that flush is called every 60 seconds.\n    this._intervalId = setInterval(() => this.flush(), this.flushTimeout * 1000);\n    if (this._intervalId.unref) {\n      this._intervalId.unref();\n    }\n    this._sessionAttrs = attrs;\n  }\n\n  /** Checks if `pendingAggregates` has entries, and if it does flushes them by calling `sendSession` */\n  public flush(): void {\n    const sessionAggregates = this.getSessionAggregates();\n    if (sessionAggregates.aggregates.length === 0) {\n      return;\n    }\n    this._pendingAggregates = new Map();\n    this._client.sendSession(sessionAggregates);\n  }\n\n  /** Massages the entries in `pendingAggregates` and returns aggregated sessions */\n  public getSessionAggregates(): SessionAggregates {\n    const aggregates: AggregationCounts[] = Array.from(this._pendingAggregates.values());\n\n    const sessionAggregates: SessionAggregates = {\n      attrs: this._sessionAttrs,\n      aggregates,\n    };\n    return dropUndefinedKeys(sessionAggregates);\n  }\n\n  /** JSDoc */\n  public close(): void {\n    clearInterval(this._intervalId);\n    this._isEnabled = false;\n    this.flush();\n  }\n\n  /**\n   * Wrapper function for _incrementSessionStatusCount that checks if the instance of SessionFlusher is enabled then\n   * fetches the session status of the request from `Scope.getRequestSession().status` on the scope and passes them to\n   * `_incrementSessionStatusCount` along with the start date\n   */\n  public incrementSessionStatusCount(): void {\n    if (!this._isEnabled) {\n      return;\n    }\n    const isolationScope = getIsolationScope();\n    // eslint-disable-next-line deprecation/deprecation\n    const requestSession = isolationScope.getRequestSession();\n\n    if (requestSession && requestSession.status) {\n      this._incrementSessionStatusCount(requestSession.status, new Date());\n      // This is not entirely necessarily but is added as a safe guard to indicate the bounds of a request and so in\n      // case captureRequestSession is called more than once to prevent double count\n      // eslint-disable-next-line deprecation/deprecation\n      isolationScope.setRequestSession(undefined);\n      /* eslint-enable @typescript-eslint/no-unsafe-member-access */\n    }\n  }\n\n  /**\n   * Increments status bucket in pendingAggregates buffer (internal state) corresponding to status of\n   * the session received\n   */\n  // eslint-disable-next-line deprecation/deprecation\n  private _incrementSessionStatusCount(status: RequestSessionStatus, date: Date): number {\n    // Truncate minutes and seconds on Session Started attribute to have one minute bucket keys\n    const sessionStartedTrunc = new Date(date).setSeconds(0, 0);\n\n    // corresponds to aggregated sessions in one specific minute bucket\n    // for example, {\"started\":\"2021-03-16T08:00:00.000Z\",\"exited\":4, \"errored\": 1}\n    let aggregationCounts = this._pendingAggregates.get(sessionStartedTrunc);\n    if (!aggregationCounts) {\n      aggregationCounts = { started: new Date(sessionStartedTrunc).toISOString() };\n      this._pendingAggregates.set(sessionStartedTrunc, aggregationCounts);\n    }\n\n    switch 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