public CachedPersistedStoreCacheHandle(
PersistedStoreCachingOptions options,
ILogger <CachedPersistedStoreCacheHandle> logger)
{
this.options = options;
cache = Utilities.CreateCache(options);
_logger = logger ??
throw new ArgumentNullException(nameof(logger));
var circuitBreaker = Utilities
.GetCircuitBreakerPolicy(
options,
logger.IsEnabled(Microsoft.Extensions.Logging.LogLevel.Debug),
logger,
$"PersistedGrantStoreCache is open circuited.\n " +
$"Duration: {options.DurationOfBreakInSeconds}",
$"PersistedGrantStoreCache circuit breaker is reset",
$"PersistedGrantStoreCache circuit breaker is half-open");
getPersistedGrantPolicy =
GetFallBackPolicy <PersistedGrant>(circuitBreaker);
getPersistedGrantDictionaryPolicy =
GetFallBackPolicy <Dictionary <string,
PersistedGrant> >(circuitBreaker);
setFallBackPolicy =
SetFallBackPolicy(circuitBreaker);
}
AddNCachePersistedGrantStoreCache <TPersistedGrantStore>(
this IIdentityServerBuilder builder,
Action <PersistedStoreCachingOptions>
persistedGrantStoreCacheOptionsAction = null)
where TPersistedGrantStore : IPersistedGrantStore
{
var options = new PersistedStoreCachingOptions();
persistedGrantStoreCacheOptionsAction?.Invoke(options);
var logger = builder.Services.BuildServiceProvider()
.GetRequiredService <ILogger <CachedPersistedStoreCacheHandle> >();
builder.Services.AddSingleton <CachedPersistedStoreCacheHandle>(
new CachedPersistedStoreCacheHandle(options, logger));
builder.Services.TryAddTransient(typeof(TPersistedGrantStore));
builder.Services.AddTransient <
IPersistedGrantStore,
CachingPersistedGrantStore <
TPersistedGrantStore> >();
return(builder);
}
internal static Expiration DetermineCachePersistedGrantStoreExpiration(
PersistedGrant grant,
PersistedStoreCachingOptions options)
{
if (options.UsePersistedGrantExpiration &&
grant.Expiration.HasValue)
{
return(new Expiration(
ExpirationType.Absolute,
grant.Expiration.Value - DateTime.UtcNow));
}
else
{
ExpirationType expirationType =
options.Expiration ==
CacheExpirationType.Absolute ?
ExpirationType.Absolute :
ExpirationType.Sliding;
TimeSpan timeSpan = TimeSpan.FromSeconds
(options.TimeSpanInSeconds);
return(new Expiration(expirationType, timeSpan));
}
}
