static StartupSingletons()
{
var config = ConfigurationRoot = new ConfigurationBuilder().AddJsonFile("config.json")
.AddJsonFile("config.development.json", optional: true)
.Build();
var json = new System.Text.Json.JsonSerializerOptions();
json.ConfigurePacemDefaults();
var cacheOptions = new MemoryDistributedCacheOptions();
var cache = new MemoryDistributedCache(new OptionsWrapper <MemoryDistributedCacheOptions>(cacheOptions));
BlobStorageUpdater = new BlobStorageUpdater(cache, config, new OptionsWrapper <System.Text.Json.JsonSerializerOptions>(json));
}
public async Task SetAsyncUsesExpiryPolicy()
{
var fixedTime = new DateTimeOffset(2020, 1, 27, 21, 20, 0, TimeSpan.Zero);
var mockTime = Substitute.For <ISystemClock>();
mockTime.UtcNow.Returns(fixedTime);
var options = new MemoryDistributedCacheOptions
{
Clock = mockTime
};
var cache = new MemoryDistributedCache(Options.Create(options));
var expirationOptions = new DistributedCacheEntryOptions
{
AbsoluteExpiration = fixedTime.Subtract(TimeSpan.FromSeconds(1))
};
await cache.SetAsync("should_be_gone", new Example { Name = "to expire" }, expirationOptions);
var missing = await cache.GetAsync <Example>("should_be_gone");
Assert.Null(missing);
}
/// <summary>
/// Replace distributed cache to in-memory cache for testing.
/// </summary>
/// <param name="options"></param>
/// <returns></returns>
public SystemUnderTest ReplaceDistributedInMemoryCache(MemoryDistributedCacheOptions options = default)
{
ReplaceService <IDistributedCache>(new MemoryDistributedCache(
new OptionsWrapper <MemoryDistributedCacheOptions>(options ?? new MemoryDistributedCacheOptions())));
return(this);
}
private void ConfigureDistrubutedCacheOptions(MemoryDistributedCacheOptions options)
{
}
/// <summary>
/// Configure the Cache
///
/// Some Helpful Links:
/// https://docs.microsoft.com/en-us/aspnet/core/performance/caching/memory?view=aspnetcore-3.1#caching-basics
/// https://stackexchange.github.io/StackExchange.Redis/Configuration
/// </summary>
/// <param name="services"></param>
/// <param name="appConfig"></param>
private static void ConfigureCache(IServiceCollection services, AppConfig appConfig)
{
switch (appConfig.Cache.CacheType)
{
case ConfigEnums.CacheType.Memory:
{
// Here you can set your memory cache options, for now just default
var memoryCacheOptions = new MemoryCacheOptions();
// Add Memory Cache to our Services
services.AddMemoryCache(o => {
o = memoryCacheOptions;
});
break;
}
case ConfigEnums.CacheType.DistributedMemory:
{
// Here you can set your distributed memory cache options, for now just default
var distributedMemoryCacheOptions = new MemoryDistributedCacheOptions();
// Add Distributed Memory Cache to our Services
services.AddDistributedMemoryCache(o => {
o = distributedMemoryCacheOptions;
});
break;
}
case ConfigEnums.CacheType.RedisCache:
{
// Here you can set your redis cache options, for now just default
var redisCacheOptions = new RedisCacheOptions();
redisCacheOptions.ConfigurationOptions.ClientName = appConfig.Cache.RedisClientId;
redisCacheOptions.ConfigurationOptions.Password = appConfig.Cache.RedisSecret;
redisCacheOptions.ConfigurationOptions.ServiceName = appConfig.Cache.RedisServiceName;
redisCacheOptions.ConfigurationOptions.EndPoints.Add(appConfig.Cache.RedisEndpoint);
// Add Redis Cache to our Services
services.AddDistributedRedisCache(o => {
o = redisCacheOptions;
});
break;
}
default:
{
// Here you can set your memory cache options, for now just default
var memoryCacheOptions = new MemoryCacheOptions();
// Add Memory Cache to our Services
services.AddMemoryCache(o => {
o = memoryCacheOptions;
});
break;
}
}
}
private void SetupDistributedCache(MemoryDistributedCacheOptions options)
{
options.SizeLimit = _applicationSettings.MemoryCacheSizeLimit;
options.CompactionPercentage = _applicationSettings.MemoryCacheCompactionPercentage;
options.ExpirationScanFrequency = _applicationSettings.MemoryCacheExpirationScanFrequency;
}
