155 lines
4.5 KiB
C#
155 lines
4.5 KiB
C#
namespace ASC.Core.Caching;
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[Singletone]
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class QuotaServiceCache
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{
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internal const string KeyQuota = "quota";
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internal const string KeyQuotaRows = "quotarows";
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internal TrustInterval Interval;
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internal readonly ICache Cache;
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internal readonly ICacheNotify<QuotaCacheItem> CacheNotify;
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internal readonly bool QuotaCacheEnabled;
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public QuotaServiceCache(IConfiguration Configuration, ICacheNotify<QuotaCacheItem> cacheNotify, ICache cache)
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{
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if (Configuration["core:enable-quota-cache"] == null)
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{
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QuotaCacheEnabled = true;
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}
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else
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{
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QuotaCacheEnabled = !bool.TryParse(Configuration["core:enable-quota-cache"], out var enabled) || enabled;
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}
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CacheNotify = cacheNotify;
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Cache = cache;
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Interval = new TrustInterval();
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cacheNotify.Subscribe((i) =>
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{
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if (i.Key == KeyQuota)
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{
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Cache.Remove(KeyQuota);
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}
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else
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{
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Cache.Remove(i.Key);
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}
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}, CacheNotifyAction.Any);
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}
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}
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[Scope]
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class ConfigureCachedQuotaService : IConfigureNamedOptions<CachedQuotaService>
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{
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private readonly IOptionsSnapshot<DbQuotaService> _service;
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private readonly QuotaServiceCache _quotaServiceCache;
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public ConfigureCachedQuotaService(
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IOptionsSnapshot<DbQuotaService> service,
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QuotaServiceCache quotaServiceCache)
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{
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_service = service;
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_quotaServiceCache = quotaServiceCache;
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}
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public void Configure(string name, CachedQuotaService options)
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{
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Configure(options);
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options.Service = _service.Get(name);
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}
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public void Configure(CachedQuotaService options)
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{
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options.Service = _service.Value;
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options.QuotaServiceCache = _quotaServiceCache;
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options.Cache = _quotaServiceCache.Cache;
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options.CacheNotify = _quotaServiceCache.CacheNotify;
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}
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}
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[Scope]
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class CachedQuotaService : IQuotaService
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{
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internal IQuotaService Service;
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internal ICache Cache;
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internal ICacheNotify<QuotaCacheItem> CacheNotify;
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internal TrustInterval Interval;
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internal TimeSpan CacheExpiration;
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internal QuotaServiceCache QuotaServiceCache;
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public CachedQuotaService()
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{
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Interval = new TrustInterval();
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CacheExpiration = TimeSpan.FromMinutes(10);
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}
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public CachedQuotaService(DbQuotaService service, QuotaServiceCache quotaServiceCache) : this()
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{
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Service = service ?? throw new ArgumentNullException(nameof(service));
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QuotaServiceCache = quotaServiceCache;
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Cache = quotaServiceCache.Cache;
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CacheNotify = quotaServiceCache.CacheNotify;
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}
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public IEnumerable<TenantQuota> GetTenantQuotas()
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{
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var quotas = Cache.Get<IEnumerable<TenantQuota>>(QuotaServiceCache.KeyQuota);
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if (quotas == null)
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{
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quotas = Service.GetTenantQuotas();
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if (QuotaServiceCache.QuotaCacheEnabled)
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{
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Cache.Insert(QuotaServiceCache.KeyQuota, quotas, DateTime.UtcNow.Add(CacheExpiration));
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}
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}
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return quotas;
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}
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public TenantQuota GetTenantQuota(int tenant)
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{
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return GetTenantQuotas().SingleOrDefault(q => q.Tenant == tenant);
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}
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public TenantQuota SaveTenantQuota(TenantQuota quota)
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{
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var q = Service.SaveTenantQuota(quota);
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CacheNotify.Publish(new QuotaCacheItem { Key = QuotaServiceCache.KeyQuota }, CacheNotifyAction.Any);
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return q;
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}
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public void RemoveTenantQuota(int tenant)
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{
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throw new NotImplementedException();
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}
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public void SetTenantQuotaRow(TenantQuotaRow row, bool exchange)
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{
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Service.SetTenantQuotaRow(row, exchange);
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CacheNotify.Publish(new QuotaCacheItem { Key = GetKey(row.Tenant) }, CacheNotifyAction.InsertOrUpdate);
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}
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public IEnumerable<TenantQuotaRow> FindTenantQuotaRows(int tenantId)
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{
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var key = GetKey(tenantId);
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var result = Cache.Get<IEnumerable<TenantQuotaRow>>(key);
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if (result == null)
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{
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result = Service.FindTenantQuotaRows(tenantId);
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Cache.Insert(key, result, DateTime.UtcNow.Add(CacheExpiration));
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}
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return result;
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}
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public string GetKey(int tenant)
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{
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return QuotaServiceCache.KeyQuotaRows + tenant;
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}
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}
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