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/*
* librdkafka - Apache Kafka C library
*
* Copyright (c) 2012-2013, Magnus Edenhill
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/**
* Tests request.required.acks (issue #75)
*/
#include "test.h"
/* Typical include path would be <librdkafka/rdkafka.h>, but this program
* is built from within the librdkafka source tree and thus differs. */
#include "rdkafka.h" /* for Kafka driver */
static int msgid_next = 0;
static int fails = 0;
static rd_kafka_msg_status_t exp_status;
/**
* Delivery reported callback.
* Called for each message once to signal its delivery status.
*/
static void
dr_msg_cb(rd_kafka_t *rk, const rd_kafka_message_t *rkmessage, void *opaque) {
int msgid = *(int *)rkmessage->_private;
rd_kafka_msg_status_t status = rd_kafka_message_status(rkmessage);
free(rkmessage->_private);
if (rkmessage->err != RD_KAFKA_RESP_ERR_NO_ERROR)
TEST_FAIL("Message delivery failed: %s (status %d)\n",
rd_kafka_err2str(rkmessage->err), status);
if (msgid != msgid_next) {
fails++;
TEST_FAIL("Delivered msg %i, expected %i\n", msgid, msgid_next);
return;
}
TEST_ASSERT(status == exp_status,
"For msgid #%d: expected status %d, got %d", msgid,
exp_status, status);
msgid_next = msgid + 1;
}
int main_0008_reqacks(int argc, char **argv) {
int partition = 0;
int r;
rd_kafka_t *rk;
rd_kafka_topic_t *rkt;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *topic_conf;
char errstr[512];
char msg[128];
int msgcnt = test_quick ? 20 : 100;
int i;
int reqacks;
int idbase = 0;
const char *topic = NULL;
TEST_SAY(
"\033[33mNOTE! This test requires at "
"least 3 brokers!\033[0m\n");
TEST_SAY(
"\033[33mNOTE! This test requires "
"default.replication.factor=3 to be configured on "
"all brokers!\033[0m\n");
/* Try different request.required.acks settings (issue #75) */
for (reqacks = -1; reqacks <= 1; reqacks++) {
char tmp[10];
test_conf_init(&conf, &topic_conf, 10);
if (reqacks != -1)
test_conf_set(conf, "enable.idempotence", "false");
if (!topic)
topic = test_mk_topic_name("0008", 0);
rd_snprintf(tmp, sizeof(tmp), "%i", reqacks);
if (rd_kafka_topic_conf_set(topic_conf, "request.required.acks",
tmp, errstr,
sizeof(errstr)) != RD_KAFKA_CONF_OK)
TEST_FAIL("%s", errstr);
/* Set delivery report callback */
rd_kafka_conf_set_dr_msg_cb(conf, dr_msg_cb);
if (reqacks == 0)
exp_status = RD_KAFKA_MSG_STATUS_POSSIBLY_PERSISTED;
else
exp_status = RD_KAFKA_MSG_STATUS_PERSISTED;
/* Create kafka instance */
rk = test_create_handle(RD_KAFKA_PRODUCER, conf);
TEST_SAY(
"Created kafka instance %s with required acks %d, "
"expecting status %d\n",
rd_kafka_name(rk), reqacks, exp_status);
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
if (!rkt)
TEST_FAIL("Failed to create topic: %s\n",
rd_strerror(errno));
/* Produce messages */
for (i = 0; i < msgcnt; i++) {
int *msgidp = malloc(sizeof(*msgidp));
*msgidp = idbase + i;
rd_snprintf(msg, sizeof(msg),
"%s test message #%i (acks=%i)", argv[0],
*msgidp, reqacks);
r = rd_kafka_produce(rkt, partition,
RD_KAFKA_MSG_F_COPY, msg,
strlen(msg), NULL, 0, msgidp);
if (r == -1)
TEST_FAIL("Failed to produce message #%i: %s\n",
*msgidp, rd_strerror(errno));
}
TEST_SAY("Produced %i messages, waiting for deliveries\n",
msgcnt);
/* Wait for messages to time out */
while (rd_kafka_outq_len(rk) > 0)
rd_kafka_poll(rk, 50);
if (fails)
TEST_FAIL("%i failures, see previous errors", fails);
if (msgid_next != idbase + msgcnt)
TEST_FAIL(
"Still waiting for messages: "
"next %i != end %i\n",
msgid_next, msgcnt);
idbase += i;
/* Destroy topic */
rd_kafka_topic_destroy(rkt);
/* Destroy rdkafka instance */
TEST_SAY("Destroying kafka instance %s\n", rd_kafka_name(rk));
rd_kafka_destroy(rk);
}
return 0;
}
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