Method measureRoundTripTime

src/sdam/monitor.ts:534–565

()

  }

  private measureRoundTripTime() {
    const start = processTimeMS();

    if (this.closed) {
      return;
    }

    const connection = this.connection;
    if (connection == null) {
      connect(this.monitor.connectOptions).then(
        connection => {
          this.measureAndReschedule(start, connection);
        },
        () => {
          this.connection = undefined;
        }
      );
      return;
    }

    const commandName =
      connection.serverApi?.version || connection.helloOk ? 'hello' : LEGACY_HELLO_COMMAND;

    connection.command(ns('admin.$cmd'), { [commandName]: 1 }, undefined).then(
      () => this.measureAndReschedule(start),
      () => {
        this.connection?.destroy();
        this.connection = undefined;
        return;
      }
    );
  }
}

/**