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Merge pull request #247 from filimonov/kafka_destroy_flags3

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Add support for rd_kafka_destroy_flags.
This commit is contained in:
Matias Fontanini
2020-05-23 09:24:38 -07:00
committed by GitHub
parent 006642cdb2 244726c251
commit ca3a1321ec
3 changed files with 45 additions and 3 deletions
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22
include/cppkafka/kafka_handle_base.h
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@@ -340,6 +340,18 @@ public:
*/
int get_out_queue_length() const;
#if RD_KAFKA_VERSION >= RD_KAFKA_DESTROY_FLAGS_SUPPORT_VERSION
/**
* \brief Sets flags for rd_kafka_destroy_flags()
*/
void set_destroy_flags(int destroy_flags);
/**
* \brief Returns flags for rd_kafka_destroy_flags()
*/
int get_destroy_flags() const;
#endif
/**
* \brief Cancels the current callback dispatcher
*
@@ -357,7 +369,14 @@ protected:
private:
static const std::chrono::milliseconds DEFAULT_TIMEOUT;
using HandlePtr = std::unique_ptr<rd_kafka_t, decltype(&rd_kafka_destroy)>;
struct HandleDeleter {
explicit HandleDeleter(const KafkaHandleBase* handle_base_ptr) : handle_base_ptr_{handle_base_ptr} {}
void operator()(rd_kafka_t* handle);
private:
const KafkaHandleBase * handle_base_ptr_;
};
using HandlePtr = std::unique_ptr<rd_kafka_t, HandleDeleter>;
using TopicConfigurationMap = std::unordered_map<std::string, TopicConfiguration>;
Topic get_topic(const std::string& name, rd_kafka_topic_conf_t* conf);
@@ -373,6 +392,7 @@ private:
TopicConfigurationMap topic_configurations_;
std::mutex topic_configurations_mutex_;
HandlePtr handle_;
int destroy_flags_;
};
} // cppkafka

1
include/cppkafka/macros.h
View File

@@ -51,5 +51,6 @@
#define RD_KAFKA_EVENT_STATS_SUPPORT_VERSION 0x000b0000 //v0.11.0.00
#define RD_KAFKA_MESSAGE_STATUS_SUPPORT_VERSION 0x01000002 //v1.0.0.02
#define RD_KAFKA_STORE_OFFSETS_SUPPORT_VERSION 0x00090501 //v0.9.5.01
#define RD_KAFKA_DESTROY_FLAGS_SUPPORT_VERSION 0x000b0600 //v0.11.6
#endif // CPPKAFKA_MACROS_H

25
src/kafka_handle_base.cpp
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@@ -48,7 +48,7 @@ namespace cppkafka {
const milliseconds KafkaHandleBase::DEFAULT_TIMEOUT{1000};
KafkaHandleBase::KafkaHandleBase(Configuration config)
: timeout_ms_(DEFAULT_TIMEOUT), config_(move(config)), handle_(nullptr, nullptr) {
: timeout_ms_(DEFAULT_TIMEOUT), config_(move(config)), handle_(nullptr, HandleDeleter(this)), destroy_flags_(0) {
auto& maybe_config = config_.get_default_topic_configuration();
if (maybe_config) {
maybe_config->set_as_opaque();
@@ -213,7 +213,7 @@ void KafkaHandleBase::yield() const {
}
void KafkaHandleBase::set_handle(rd_kafka_t* handle) {
handle_ = HandlePtr(handle, &rd_kafka_destroy);
handle_ = HandlePtr(handle, HandleDeleter(this));
}
Topic KafkaHandleBase::get_topic(const string& name, rd_kafka_topic_conf_t* conf) {
@@ -285,4 +285,25 @@ rd_kafka_conf_t* KafkaHandleBase::get_configuration_handle() {
return config_.get_handle();
}
#if RD_KAFKA_VERSION >= RD_KAFKA_DESTROY_FLAGS_SUPPORT_VERSION
void KafkaHandleBase::set_destroy_flags(int destroy_flags) {
destroy_flags_ = destroy_flags;
};
int KafkaHandleBase::get_destroy_flags() const {
return destroy_flags_;
};
#endif
void KafkaHandleBase::HandleDeleter::operator()(rd_kafka_t* handle) {
#if RD_KAFKA_VERSION >= RD_KAFKA_DESTROY_FLAGS_SUPPORT_VERSION
rd_kafka_destroy_flags(handle, handle_base_ptr_->get_destroy_flags());
#else
rd_kafka_destroy(handle);
#endif
}
} // cppkafka