public static bool RefreshConfigurationFromCache(this IRedisCache cache, IApplicationSecrets secrets, IConfigurationRoot configuration)
{
if (!Initialized)
{
// Get the information about what cache values we need refreshed into configuration
IApplicationSecretsConnectionStrings TimedCacheRefresh = secrets.Secret("TimedCacheRefresh");
if (TimedCacheRefresh != null)
{
// Use the "TimedCacheRefresh" secret to get the list of cache keys that need to be auto-refreshed
// and placed into the contiguration. This allows the application to read cache values just like
// regular configuration settings in "appsettings.json". The "Value" for this secret contains
// an array of cache keys that must be refreshed periodically.
string[] keys = TimedCacheRefresh.Value.Split(',');
// The MetadataProperties "RefreshPeriodMinutes" contains the refresh period for the cache keys
string RefreshPeriodMinutes = TimedCacheRefresh["RefreshPeriodMinutes"];
if (!string.IsNullOrWhiteSpace(RefreshPeriodMinutes))
{
int minutes = int.Parse(RefreshPeriodMinutes);
// Start the thread that will read the cache every N minutes
Task task = new Task(() => LaunchTimedRefresh(cache, keys, minutes, configuration));
task.Start();
// Wait for the thread to read all cache keys for the first time before continuing
waitForCompletion.WaitOne();
Initialized = true;
}
}
}
return(Initialized);
}
protected BlobContainerClient GetContainerClient()
{
// Uses the IApplicationSecrets interface to retrieve all the data related to the secret "BlobStorage"
IApplicationSecretsConnectionStrings secret = _applicationSecrets.Secret("BlobStorage");
string blobConnectionString = secret.Value;
string containerName = secret[ContainerName];
// Create a BlobServiceClient object which will be used to get a container
BlobServiceClient blobServiceClient = new BlobServiceClient(blobConnectionString);
// Get the container containing the blob
BlobContainerClient containerClient = blobServiceClient.GetBlobContainerClient(containerName);
return (containerClient);
}
/// <summary>
/// This is the application entry point.
/// </summary>
/// <returns></returns>
internal async Task Run()
{
$"Application Started at {DateTime.Now.ToLongTimeString()}".TraceInformation();
_InitialConfiguration.TraceInformation("Dumping InitialConfiguration");
_ApplicationSecrets.TraceInformation("Dumping ApplicationSecrets");
// Demonstrate how to get at any connection string
string FileLoggerConnectionString = _ApplicationSecrets.ConnectionString("FileLogger");
if (!string.IsNullOrEmpty(FileLoggerConnectionString))
{
FileLoggerConnectionString.TraceInformation("FileLogger connection string value");
// Demonstrate how to get ENTIRE secret, including description and metadata
IApplicationSecretsConnectionStrings FileLoggerSecret = _ApplicationSecrets.Secret("FileLogger");
if (FileLoggerSecret != null)
{
FileLoggerSecret.TraceInformation("FileLogger ENTIRE secret");
if (FileLoggerSecret.MetaDataProperties != null)
{
foreach (SecretMetaData metaData in FileLoggerSecret.MetaDataProperties)
{
metaData.TraceInformation("MetaData");
}
}
}
}
// Display the JWT token that was read from Redis Cache
string JWT = _Configuration["ONIT_JWT"];
if (!string.IsNullOrEmpty(JWT))
{
JWT.TraceInformation("JWT token from cache");
}
else
{
"No JWT token was found".TraceInformation();
}
$"Application Ended at {DateTime.Now.ToLongTimeString()}".TraceInformation();
Console.WriteLine("PRESS <ENTER> TO EXIT");
Console.ReadKey();
}
