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add ratelimit acceptance test

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This commit is contained in:
geffzhang
2017-02-12 15:49:21 +08:00
parent 9b06afc781
commit e1f16c2be1
9 changed files with 286 additions and 11 deletions
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2
src/Ocelot/Configuration/Creator/FileOcelotConfigurationCreator.cs
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@ -122,7 +122,7 @@ namespace Ocelot.Configuration.Creator
Limit = fileReRoute.RateLimitOptions.Limit,
Period = fileReRoute.RateLimitOptions.Period,
PeriodTimespan = TimeSpan.FromSeconds(fileReRoute.RateLimitOptions.PeriodTimespan)
});
}, globalConfiguration.RateLimitOptions.HttpStatusCode);
}
var serviceProviderPort = globalConfiguration?.ServiceDiscoveryProvider?.Port ?? 0;

6
src/Ocelot/Configuration/File/FileRateLimitOptions.cs
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@ -7,7 +7,6 @@ namespace Ocelot.Configuration.File
{
public class FileRateLimitOptions
{
/// <summary>
/// Gets or sets the HTTP header that holds the client identifier, by default is X-ClientId
/// </summary>
@ -29,6 +28,11 @@ namespace Ocelot.Configuration.File
/// Disables X-Rate-Limit and Rety-After headers
/// </summary>
public bool DisableRateLimitHeaders { get; set; }
/// <summary>
/// Gets or sets the HTTP Status code returned when rate limiting occurs, by default value is set to 429 (Too Many Requests)
/// </summary>
public int HttpStatusCode { get; private set; } = 429;
}

9
src/Ocelot/Configuration/RateLimitOptions.cs
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@ -11,7 +11,7 @@ namespace Ocelot.Configuration
public class RateLimitOptions
{
public RateLimitOptions(bool enbleRateLimiting, string clientIdHeader, List<string> clientWhitelist,bool disableRateLimitHeaders,
string quotaExceededMessage, string rateLimitCounterPrefix, RateLimitRule rateLimitRule)
string quotaExceededMessage, string rateLimitCounterPrefix, RateLimitRule rateLimitRule, int httpStatusCode)
{
EnableRateLimiting = enbleRateLimiting;
ClientIdHeader = clientIdHeader;
@ -20,6 +20,7 @@ namespace Ocelot.Configuration
QuotaExceededMessage = quotaExceededMessage;
RateLimitCounterPrefix = rateLimitCounterPrefix;
RateLimitRule = rateLimitRule;
HttpStatusCode = httpStatusCode;
}
public RateLimitRule RateLimitRule { get; private set; }
@ -29,12 +30,12 @@ namespace Ocelot.Configuration
/// <summary>
/// Gets or sets the HTTP header that holds the client identifier, by default is X-ClientId
/// </summary>
public string ClientIdHeader { get; private set; } = "ClientId";
public string ClientIdHeader { get; private set; }
/// <summary>
/// Gets or sets the HTTP Status code returned when rate limiting occurs, by default value is set to 429 (Too Many Requests)
/// </summary>
public int HttpStatusCode { get; private set; } = 429;
public int HttpStatusCode { get; private set; }
/// <summary>
/// Gets or sets a value that will be used as a formatter for the QuotaExceeded response message.
@ -46,7 +47,7 @@ namespace Ocelot.Configuration
/// <summary>
/// Gets or sets the counter prefix, used to compose the rate limit counter cache key
/// </summary>
public string RateLimitCounterPrefix { get; private set; } = "ocelot";
public string RateLimitCounterPrefix { get; private set; }
/// <summary>
/// Enables endpoint rate limiting based URL path and HTTP verb

45
src/Ocelot/RateLimit/DistributedCacheRateLimitCounterHanlder.cs Normal file
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@ -0,0 +1,45 @@
using Microsoft.Extensions.Caching.Distributed;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
namespace Ocelot.RateLimit
{
public class DistributedCacheRateLimitCounterHanlder : IRateLimitCounterHandler
{
private readonly IDistributedCache _memoryCache;
public DistributedCacheRateLimitCounterHanlder(IDistributedCache memoryCache)
{
_memoryCache = memoryCache;
}
public void Set(string id, RateLimitCounter counter, TimeSpan expirationTime)
{
_memoryCache.SetString(id, JsonConvert.SerializeObject(counter), new DistributedCacheEntryOptions().SetAbsoluteExpiration(expirationTime));
}
public bool Exists(string id)
{
var stored = _memoryCache.GetString(id);
return !string.IsNullOrEmpty(stored);
}
public RateLimitCounter? Get(string id)
{
var stored = _memoryCache.GetString(id);
if (!string.IsNullOrEmpty(stored))
{
return JsonConvert.DeserializeObject<RateLimitCounter>(stored);
}
return null;
}
public void Remove(string id)
{
_memoryCache.Remove(id);
}
}
}