private async Task SpinWaitContainerReady()

in src/ApplicationInsights.Kubernetes/K8sEnvironmentFactory.cs [160:194]

• 27 lines of code
• 5 McCabe index (conditional complexity)

        private async Task<bool> SpinWaitContainerReady(DateTime timeoutAt, K8sQueryClient client, string myContainerId)
        {
            Stopwatch stopwatch = new Stopwatch();
            stopwatch.Start();
            K8sPod myPod = null;
            do
            {
                // When my pod become available and it's status become ready, we recognize the container is ready.
                try
                {
                    myPod = await client.GetMyPodAsync().ConfigureAwait(false);
                }
#pragma warning disable CA1031 // Do not catch general exception types
                catch
                {
                    myPod = null;
                }
#pragma warning restore CA1031 // Do not catch general exception types

                if (myPod != null && myPod.GetContainerStatus(myContainerId).Ready)
                {
                    stopwatch.Stop();
                    _logger.LogDebug(Invariant($"K8s info avaialbe in: {stopwatch.ElapsedMilliseconds} ms."));
                    return true;
                }

                // The time to get the container ready dependes on how much time will a container to be initialized.
                // When there is readiness probe, the pod info will not be available until the initial delay of it is elapsed.
                // When there is no readiness probe, the minimum seems about 1000ms. 
                // Try invoke a probe on readiness every 500ms until the container is ready
                // Or it will timeout per the timeout settings.
                await Task.Delay(500).ConfigureAwait(false);
            } while (DateTime.Now < timeoutAt);
            return false;
        }