| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| #include "ConsumerConfig.h" |
| #include "Consumer.h" |
| #include "Message.h" |
| #include <pulsar/c/consumer_configuration.h> |
| #include <pulsar/c/consumer.h> |
| #include <map> |
| |
| static const std::string CFG_TOPIC = "topic"; |
| static const std::string CFG_SUBSCRIPTION = "subscription"; |
| static const std::string CFG_SUBSCRIPTION_TYPE = "subscriptionType"; |
| static const std::string CFG_INIT_POSITION = "subscriptionInitialPosition"; |
| static const std::string CFG_ACK_TIMEOUT = "ackTimeoutMs"; |
| static const std::string CFG_NACK_REDELIVER_TIMEOUT = "nAckRedeliverTimeoutMs"; |
| static const std::string CFG_RECV_QUEUE = "receiverQueueSize"; |
| static const std::string CFG_RECV_QUEUE_ACROSS_PARTITIONS = "receiverQueueSizeAcrossPartitions"; |
| static const std::string CFG_CONSUMER_NAME = "consumerName"; |
| static const std::string CFG_PROPS = "properties"; |
| static const std::string CFG_LISTENER = "listener"; |
| static const std::string CFG_READ_COMPACTED = "readCompacted"; |
| |
| static const std::map<std::string, pulsar_consumer_type> SUBSCRIPTION_TYPE = { |
| {"Exclusive", pulsar_ConsumerExclusive}, |
| {"Shared", pulsar_ConsumerShared}, |
| {"KeyShared", pulsar_ConsumerKeyShared}, |
| {"Failover", pulsar_ConsumerFailover}}; |
| |
| static const std::map<std::string, initial_position> INIT_POSITION = { |
| {"Latest", initial_position_latest}, {"Earliest", initial_position_earliest}}; |
| |
| void FinalizeListenerCallback(Napi::Env env, ListenerCallback *cb, void *) { delete cb; } |
| |
| ConsumerConfig::ConsumerConfig(const Napi::Object &consumerConfig, |
| std::shared_ptr<CConsumerWrapper> consumerWrapper, |
| pulsar_message_listener messageListener) |
| : topic(""), subscription(""), ackTimeoutMs(0), nAckRedeliverTimeoutMs(60000), listener(nullptr) { |
| this->cConsumerConfig = pulsar_consumer_configuration_create(); |
| |
| if (consumerConfig.Has(CFG_TOPIC) && consumerConfig.Get(CFG_TOPIC).IsString()) { |
| this->topic = consumerConfig.Get(CFG_TOPIC).ToString().Utf8Value(); |
| } |
| |
| if (consumerConfig.Has(CFG_SUBSCRIPTION) && consumerConfig.Get(CFG_SUBSCRIPTION).IsString()) { |
| this->subscription = consumerConfig.Get(CFG_SUBSCRIPTION).ToString().Utf8Value(); |
| } |
| |
| if (consumerConfig.Has(CFG_SUBSCRIPTION_TYPE) && consumerConfig.Get(CFG_SUBSCRIPTION_TYPE).IsString()) { |
| std::string subscriptionType = consumerConfig.Get(CFG_SUBSCRIPTION_TYPE).ToString().Utf8Value(); |
| if (SUBSCRIPTION_TYPE.count(subscriptionType)) { |
| pulsar_consumer_configuration_set_consumer_type(this->cConsumerConfig, |
| SUBSCRIPTION_TYPE.at(subscriptionType)); |
| } |
| } |
| |
| if (consumerConfig.Has(CFG_INIT_POSITION) && consumerConfig.Get(CFG_INIT_POSITION).IsString()) { |
| std::string initPosition = consumerConfig.Get(CFG_INIT_POSITION).ToString().Utf8Value(); |
| if (INIT_POSITION.count(initPosition)) { |
| pulsar_consumer_set_subscription_initial_position(this->cConsumerConfig, |
| INIT_POSITION.at(initPosition)); |
| } |
| } |
| |
| if (consumerConfig.Has(CFG_CONSUMER_NAME) && consumerConfig.Get(CFG_CONSUMER_NAME).IsString()) { |
| std::string consumerName = consumerConfig.Get(CFG_CONSUMER_NAME).ToString().Utf8Value(); |
| if (!consumerName.empty()) pulsar_consumer_set_consumer_name(this->cConsumerConfig, consumerName.c_str()); |
| } |
| |
| if (consumerConfig.Has(CFG_ACK_TIMEOUT) && consumerConfig.Get(CFG_ACK_TIMEOUT).IsNumber()) { |
| this->ackTimeoutMs = consumerConfig.Get(CFG_ACK_TIMEOUT).ToNumber().Int64Value(); |
| if (this->ackTimeoutMs == 0 || this->ackTimeoutMs >= MIN_ACK_TIMEOUT_MILLIS) { |
| pulsar_consumer_set_unacked_messages_timeout_ms(this->cConsumerConfig, this->ackTimeoutMs); |
| } |
| } |
| |
| if (consumerConfig.Has(CFG_NACK_REDELIVER_TIMEOUT) && |
| consumerConfig.Get(CFG_NACK_REDELIVER_TIMEOUT).IsNumber()) { |
| this->nAckRedeliverTimeoutMs = consumerConfig.Get(CFG_NACK_REDELIVER_TIMEOUT).ToNumber().Int64Value(); |
| if (this->nAckRedeliverTimeoutMs >= 0) { |
| pulsar_configure_set_negative_ack_redelivery_delay_ms(this->cConsumerConfig, |
| this->nAckRedeliverTimeoutMs); |
| } |
| } |
| |
| if (consumerConfig.Has(CFG_RECV_QUEUE) && consumerConfig.Get(CFG_RECV_QUEUE).IsNumber()) { |
| int32_t receiverQueueSize = consumerConfig.Get(CFG_RECV_QUEUE).ToNumber().Int32Value(); |
| if (receiverQueueSize >= 0) { |
| pulsar_consumer_configuration_set_receiver_queue_size(this->cConsumerConfig, receiverQueueSize); |
| } |
| } |
| |
| if (consumerConfig.Has(CFG_RECV_QUEUE_ACROSS_PARTITIONS) && |
| consumerConfig.Get(CFG_RECV_QUEUE_ACROSS_PARTITIONS).IsNumber()) { |
| int32_t receiverQueueSizeAcrossPartitions = |
| consumerConfig.Get(CFG_RECV_QUEUE_ACROSS_PARTITIONS).ToNumber().Int32Value(); |
| if (receiverQueueSizeAcrossPartitions >= 0) { |
| pulsar_consumer_set_max_total_receiver_queue_size_across_partitions(this->cConsumerConfig, |
| receiverQueueSizeAcrossPartitions); |
| } |
| } |
| |
| if (consumerConfig.Has(CFG_PROPS) && consumerConfig.Get(CFG_PROPS).IsObject()) { |
| Napi::Object propObj = consumerConfig.Get(CFG_PROPS).ToObject(); |
| Napi::Array arr = propObj.GetPropertyNames(); |
| int size = arr.Length(); |
| for (int i = 0; i < size; i++) { |
| std::string key = arr.Get(i).ToString().Utf8Value(); |
| std::string value = propObj.Get(key).ToString().Utf8Value(); |
| pulsar_consumer_configuration_set_property(this->cConsumerConfig, key.c_str(), value.c_str()); |
| } |
| } |
| |
| if (consumerConfig.Has(CFG_LISTENER) && consumerConfig.Get(CFG_LISTENER).IsFunction()) { |
| this->listener = new ListenerCallback(); |
| Napi::ThreadSafeFunction callback = Napi::ThreadSafeFunction::New( |
| consumerConfig.Env(), consumerConfig.Get(CFG_LISTENER).As<Napi::Function>(), "Listener Callback", 1, |
| 1, (void *)NULL, FinalizeListenerCallback, listener); |
| this->listener->callback = std::move(callback); |
| pulsar_consumer_configuration_set_message_listener(this->cConsumerConfig, messageListener, |
| this->listener); |
| } |
| |
| if (consumerConfig.Has(CFG_READ_COMPACTED) && consumerConfig.Get(CFG_READ_COMPACTED).IsBoolean()) { |
| bool readCompacted = consumerConfig.Get(CFG_READ_COMPACTED).ToBoolean(); |
| if (readCompacted) { |
| pulsar_consumer_set_read_compacted(this->cConsumerConfig, 1); |
| } |
| } |
| } |
| |
| ConsumerConfig::~ConsumerConfig() { |
| pulsar_consumer_configuration_free(this->cConsumerConfig); |
| if (this->listener) { |
| this->listener->callback.Release(); |
| } |
| } |
| |
| pulsar_consumer_configuration_t *ConsumerConfig::GetCConsumerConfig() { return this->cConsumerConfig; } |
| |
| std::string ConsumerConfig::GetTopic() { return this->topic; } |
| std::string ConsumerConfig::GetSubscription() { return this->subscription; } |
| ListenerCallback *ConsumerConfig::GetListenerCallback() { |
| ListenerCallback *cb = this->listener; |
| this->listener = nullptr; |
| return cb; |
| } |
| |
| int64_t ConsumerConfig::GetAckTimeoutMs() { return this->ackTimeoutMs; } |
| int64_t ConsumerConfig::GetNAckRedeliverTimeoutMs() { return this->nAckRedeliverTimeoutMs; } |
| |
| CConsumerWrapper::CConsumerWrapper() : cConsumer(nullptr) {} |
| |
| CConsumerWrapper::~CConsumerWrapper() { |
| if (this->cConsumer) { |
| pulsar_consumer_free(this->cConsumer); |
| } |
| } |