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//
// Copyright 2018 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#ifndef GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RETRY_SERVICE_CONFIG_H
#define GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RETRY_SERVICE_CONFIG_H
#include <grpc/support/port_platform.h>
#include <memory>
#include "src/core/ext/filters/client_channel/retry_throttle.h"
#include "src/core/ext/filters/client_channel/service_config_parser.h"
#include "src/core/lib/channel/status_util.h"
#include "src/core/lib/iomgr/exec_ctx.h" // for grpc_millis
namespace grpc_core {
namespace internal {
class RetryGlobalConfig : public ServiceConfigParser::ParsedConfig {
public:
RetryGlobalConfig(intptr_t max_milli_tokens, intptr_t milli_token_ratio)
: max_milli_tokens_(max_milli_tokens),
milli_token_ratio_(milli_token_ratio) {}
intptr_t max_milli_tokens() const { return max_milli_tokens_; }
intptr_t milli_token_ratio() const { return milli_token_ratio_; }
private:
intptr_t max_milli_tokens_ = 0;
intptr_t milli_token_ratio_ = 0;
};
class RetryMethodConfig : public ServiceConfigParser::ParsedConfig {
public:
RetryMethodConfig(int max_attempts, grpc_millis initial_backoff,
grpc_millis max_backoff, float backoff_multiplier,
StatusCodeSet retryable_status_codes)
: max_attempts_(max_attempts),
initial_backoff_(initial_backoff),
max_backoff_(max_backoff),
backoff_multiplier_(backoff_multiplier),
retryable_status_codes_(retryable_status_codes) {}
int max_attempts() const { return max_attempts_; }
grpc_millis initial_backoff() const { return initial_backoff_; }
grpc_millis max_backoff() const { return max_backoff_; }
float backoff_multiplier() const { return backoff_multiplier_; }
StatusCodeSet retryable_status_codes() const {
return retryable_status_codes_;
}
private:
int max_attempts_ = 0;
grpc_millis initial_backoff_ = 0;
grpc_millis max_backoff_ = 0;
float backoff_multiplier_ = 0;
StatusCodeSet retryable_status_codes_;
};
class RetryServiceConfigParser : public ServiceConfigParser::Parser {
public:
std::unique_ptr<ServiceConfigParser::ParsedConfig> ParseGlobalParams(
const grpc_channel_args* /*args*/, const Json& json,
grpc_error_handle* error) override;
std::unique_ptr<ServiceConfigParser::ParsedConfig> ParsePerMethodParams(
const grpc_channel_args* /*args*/, const Json& json,
grpc_error_handle* error) override;
static size_t ParserIndex();
static void Register();
};
} // namespace internal
} // namespace grpc_core
#endif // GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_RETRY_SERVICE_CONFIG_H
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