Deactivate redis using a flag

This commit is contained in:
2025-08-29 18:46:41 -06:00
parent dbc21959eb
commit c42fb5eb00
2 changed files with 67 additions and 41 deletions

View File

@@ -27,7 +27,7 @@ namespace Core.Blueprint.Redis.Configuration
// Register RedisCacheProvider
services.AddSingleton<IRedisCacheProvider>(provider =>
new RedisCacheProvider(redisConnectionString, provider.GetRequiredService<ILogger<RedisCacheProvider>>()));
new RedisCacheProvider(redisConnectionString, provider.GetRequiredService<ILogger<RedisCacheProvider>>(), configuration));
// Get CacheSettings and register with the ICacheSettings interface
var cacheSettings = configuration.GetSection("CacheSettings").Get<CacheSettings>();

View File

@@ -1,7 +1,7 @@
using Azure.Identity;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Logging;
using StackExchange.Redis;
using System;
using System.Text.Json;
namespace Core.Blueprint.Redis
@@ -13,6 +13,7 @@ namespace Core.Blueprint.Redis
{
private IDatabase _cacheDatabase = null!;
private readonly ILogger<RedisCacheProvider> _logger;
private readonly bool _useRedis;
/// <summary>
/// Initializes a new instance of the <see cref="RedisCacheProvider"/> class.
@@ -20,12 +21,13 @@ namespace Core.Blueprint.Redis
/// <param name="connectionString">The Redis connection string.</param>
/// <param name="logger">The logger instance for logging operations.</param>
/// <exception cref="ArgumentNullException">Thrown when connection string is null or empty.</exception>
public RedisCacheProvider(string connectionString, ILogger<RedisCacheProvider> logger)
public RedisCacheProvider(string connectionString, ILogger<RedisCacheProvider> logger, IConfiguration configuration)
{
if (string.IsNullOrWhiteSpace(connectionString))
throw new ArgumentNullException(nameof(connectionString), "Redis connection string cannot be null or empty.");
_logger = logger;
_useRedis = configuration.GetValue<bool>("UseRedisCache", false);
_cacheDatabase = InitializeRedisAsync(connectionString).GetAwaiter().GetResult();
}
@@ -36,9 +38,11 @@ namespace Core.Blueprint.Redis
/// <param name="connectionString">The Redis connection string.</param>
/// <returns>An <see cref="IDatabase"/> instance representing the Redis cache database.</returns>
/// <exception cref="Exception">Thrown when the connection to Redis fails.</exception>
async Task<IDatabase> InitializeRedisAsync(string connectionString)
async Task<IDatabase?> InitializeRedisAsync(string connectionString)
{
try
{
if (_useRedis)
{
var environment = Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT") ?? string.Empty;
ConnectionMultiplexer connectionMultiplexer;
@@ -61,6 +65,9 @@ namespace Core.Blueprint.Redis
return connectionMultiplexer.GetDatabase();
}
return null;
}
catch (Exception ex)
{
_logger.LogError(ex, "Error establishing Redis connection.");
@@ -77,8 +84,11 @@ namespace Core.Blueprint.Redis
public async ValueTask<TEntity> GetAsync<TEntity>(string key)
{
try
{
if (_useRedis is not false)
{
var value = await _cacheDatabase.StringGetAsync(key);
if (value.IsNullOrEmpty)
{
_logger.LogInformation($"Cache miss for key: {key}");
@@ -88,6 +98,9 @@ namespace Core.Blueprint.Redis
_logger.LogInformation($"Cache hit for key: {key}");
return JsonSerializer.Deserialize<TEntity>(value);
}
return default;
}
catch (Exception ex)
{
_logger.LogError(ex, $"Error getting cache item with key {key}");
@@ -104,11 +117,14 @@ namespace Core.Blueprint.Redis
public async ValueTask SetAsync<TEntity>(string key, TEntity value, TimeSpan? expiry = null)
{
try
{
if (_useRedis is not false)
{
var json = JsonSerializer.Serialize(value);
await _cacheDatabase.StringSetAsync(key, json, expiry);
_logger.LogInformation($"Cache item set with key: {key}");
}
}
catch (Exception ex)
{
_logger.LogError(ex, $"Error setting cache item with key {key}");
@@ -123,10 +139,13 @@ namespace Core.Blueprint.Redis
public async ValueTask RemoveAsync(string key)
{
try
{
if (_useRedis is not false)
{
await _cacheDatabase.KeyDeleteAsync(key);
_logger.LogInformation($"Cache item removed with key: {key}");
}
}
catch (Exception ex)
{
_logger.LogError(ex, $"Error removing cache item with key {key}");
@@ -142,10 +161,14 @@ namespace Core.Blueprint.Redis
public async ValueTask<bool> ExistsAsync(string key)
{
try
{
if (_useRedis is not false)
{
var exists = await _cacheDatabase.KeyExistsAsync(key);
_logger.LogInformation($"Cache item exists check for key: {key} - {exists}");
return exists;
}
return false;
}
catch (Exception ex)
{
@@ -162,6 +185,8 @@ namespace Core.Blueprint.Redis
public async ValueTask RefreshAsync(string key, TimeSpan? expiry = null)
{
try
{
if (_useRedis is not false)
{
var value = await _cacheDatabase.StringGetAsync(key);
if (!value.IsNullOrEmpty)
@@ -174,6 +199,7 @@ namespace Core.Blueprint.Redis
_logger.LogWarning($"Cache item with key: {key} does not exist, cannot refresh");
}
}
}
catch (Exception ex)
{
_logger.LogError(ex, $"Error refreshing cache item with key {key}");