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erlkaf

2.0.2
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erlkaf - Erlang Kafka library based on librdkafka

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erlkaf test test_producer.erl
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test/test_producer.erl 



-module(test_producer).



-define(TOPIC, <<"benchmark">>).



-export([

    delivery_report/2,

    stats_callback/2,

    create_producer/0,

    produce/2,

    produce/3

]).



-behaviour(erlkaf_producer_callbacks).



delivery_report(DeliveryStatus, Message) ->

    io:format("received delivery report: ~p ~n", [{DeliveryStatus, Message}]),

    ok.



stats_callback(ClientId, Stats) ->

    io:format("stats_callback: ~p stats:~p ~n", [ClientId, length(Stats)]).



create_producer() ->

    erlkaf:start(),



    ProducerConfig = [

        {bootstrap_servers, <<"172.17.33.123:9092">>},

        {delivery_report_only_error, true},

        {delivery_report_callback, ?MODULE}

    ],

    ok = erlkaf:create_producer(client_producer, ProducerConfig),

    ok = erlkaf:create_topic(client_producer, ?TOPIC, [{request_required_acks, 1}]).



produce(Key, Value) ->

    ok = erlkaf:produce(client_producer, ?TOPIC, Key, Value).



produce(0, _Key, _Value) ->

    ok;

produce(Count, Key, Value) ->

    ok = erlkaf:produce(client_producer, ?TOPIC, Key, Value),

    produce(Count -1, Key, Value).