olaris.polaris-all.2.0.0.0-RC1.source-code.ratelimit_v2.proto Maven / Gradle / Ivy

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There is a newer version: 2.0.0.0-RC3
syntax = "proto3";

package polaris.metric.v2;

option go_package = "v2";

option java_package = "com.tencent.polaris.ratelimit.client.pb";

//命令字
enum RateLimitCmd {
  INIT = 0;
  ACQUIRE = 1;
}

//限流请求
message RateLimitRequest {
  //命令字
  RateLimitCmd cmd = 1;
  //初始化请求
  RateLimitInitRequest rateLimitInitRequest = 2;
  //上报请求
  RateLimitReportRequest rateLimitReportRequest = 3;
}

//限流应答
message RateLimitResponse {
  //命令字
  RateLimitCmd cmd = 1;
  //初始化请求
  RateLimitInitResponse rateLimitInitResponse = 2;
  //上报请求
  RateLimitReportResponse rateLimitReportResponse = 3;
}

//限频模式
enum Mode {
  //自适应模式，根据历史流量自动调整
  ADAPTIVE = 0;
  //批量抢占模式，客户端进行拉取，Server返回全量剩余配额
  BATCH_OCCUPY = 1;
  //批量分摊模式，客户端进行拉取，Server按比例进行分摊
  BATCH_SHARE = 2;
}

//初始化请求
message RateLimitInitRequest {
  //限流目标对象数据
  LimitTarget target = 1;
  //客户端唯一标识
  string clientId = 2;
  //限流规则信息
  repeated QuotaTotal totals = 3;
  //客户端可指定滑窗数，不指定用默认值
  uint32 slideCount = 4;
  //限流模式
  Mode mode = 5;
}

//初始化应答
message RateLimitInitResponse {
  //应答错误码
  uint32 code = 1;
  //限流目标对象，回传给客户端
  LimitTarget target = 2;
  //客户端的标识，与clientId对应，一个server全局唯一，上报时候带入
  uint32 clientKey = 3;
  //计数器的标识
  repeated QuotaCounter counters = 5;
  //实际滑窗个数
  uint32 slideCount = 6;
  //限流server绝对时间，单位ms
  int64 timestamp = 7;
}

//限流上报请求
message RateLimitReportRequest {
  //客户端标识
  uint32 clientKey = 1;
  //已使用的配额数
  repeated QuotaSum quotaUses = 2;
  //配额发生的时间，单位ms
  int64 timestamp = 3;
}

//限流上报应答
message RateLimitReportResponse {
  uint32 code = 1;
  //剩余配额数
  repeated QuotaLeft quotaLefts = 2;
  //限流server绝对时间，单位ms
  int64 timestamp = 3;
}

//限流目标，针对哪部分数据进行限流
message LimitTarget {
  //命名空间
  string namespace = 1;
  //服务名
  string service = 2;
  //自定义标签
  string labels = 3;
}

//阈值模式
enum QuotaMode {
  //整体阈值
  WHOLE = 0;
  //单机均分阈值
  DIVIDE = 1;
}

//阈值配置的值
message QuotaTotal {
  //阈值模式
  QuotaMode mode = 1;
  //单位秒
  uint32 duration = 2;
  //限流阈值
  uint32 maxAmount = 3;
}

//限流计数器
message QuotaCounter {
  //单位秒
  uint32 duration = 1;
  //bucket的标识，上报时候带入：namespace+service+labelStr+duration
  uint32 counterKey = 2;
  //剩余配额数，应答返回，允许为负数
  int64 left = 3;
  //实际限流模式
  Mode mode = 4;
  //接入的客户端数量
  uint32 clientCount = 5;
}

//客户端阈值使用统计
message QuotaSum {
  //计数器的标识，一个server全局唯一，上报时候带入
  uint32 counterKey = 1;
  //已使用的配额数，上报时候带入
  uint32 used = 2;
  //被限流数，上报时候带入
  uint32 limited = 3;
}

//客户端阈值使用统计，由服务端返回
message QuotaLeft {
  //计数器的标识，一个server全局唯一，上报时候带入
  uint32 counterKey = 1;
  //剩余配额数，应答返回，允许为负数
  int64 left = 2;
  //当前限流模式
  Mode mode = 3;
  //接入的客户端数量
  uint32 clientCount = 4;
}


//时间点对齐的请求
message TimeAdjustRequest {

}

//时间点对齐的应答
message TimeAdjustResponse {
  //服务器时间点，毫秒
  int64 serverTimestamp = 1;
}