/*
* 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 that producing to unknown partitions fails.
* Issue #39
*/
#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 msgs_wait = 0; /* bitmask */
/**
* Delivery report callback.
* Called for each message once to signal its delivery status.
*/
static void dr_cb (rd_kafka_t *rk, void *payload, size_t len,
rd_kafka_resp_err_t err, void *opaque, void *msg_opaque) {
int msgid = *(int *)msg_opaque;
free(msg_opaque);
if (!(msgs_wait & (1 << msgid)))
TEST_FAIL("Unwanted delivery report for message #%i "
"(waiting for 0x%x)\n", msgid, msgs_wait);
TEST_SAY("Delivery report for message #%i: %s\n",
msgid, rd_kafka_err2str(err));
msgs_wait &= ~(1 << msgid);
if (err != RD_KAFKA_RESP_ERR__UNKNOWN_PARTITION)
TEST_FAIL("Message #%i failed with unexpected error %s\n",
msgid, rd_kafka_err2str(err));
}
int main_0002_unkpart (int argc, char **argv) {
int partition = 99; /* non-existent */
int r;
rd_kafka_t *rk;
rd_kafka_topic_t *rkt;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *topic_conf;
char msg[128];
int msgcnt = 10;
int i;
int fails = 0;
const struct rd_kafka_metadata *metadata;
test_conf_init(&conf, &topic_conf, 10);
/* Set delivery report callback */
rd_kafka_conf_set_dr_cb(conf, dr_cb);
/* Create kafka instance */
rk = test_create_handle(RD_KAFKA_PRODUCER, conf);
rkt = rd_kafka_topic_new(rk, test_mk_topic_name("0002", 0),
topic_conf);
if (!rkt)
TEST_FAIL("Failed to create topic: %s\n",
rd_kafka_err2str(rd_kafka_last_error()));
/* Request metadata so that we know the cluster is up before producing
* messages, otherwise erroneous partitions will not fail immediately.*/
if ((r = rd_kafka_metadata(rk, 0, rkt, &metadata,
tmout_multip(15000))) !=
RD_KAFKA_RESP_ERR_NO_ERROR)
TEST_FAIL("Failed to acquire metadata: %s\n",
rd_kafka_err2str(r));
rd_kafka_metadata_destroy(metadata);
/* Produce a message */
for (i = 0 ; i < msgcnt ; i++) {
int *msgidp = malloc(sizeof(*msgidp));
*msgidp = i;
rd_snprintf(msg, sizeof(msg), "%s test message #%i", argv[0], i);
r = rd_kafka_produce(rkt, partition, RD_KAFKA_MSG_F_COPY,
msg, strlen(msg), NULL, 0, msgidp);
if (r == -1) {
if (rd_kafka_last_error() == RD_KAFKA_RESP_ERR__UNKNOWN_PARTITION)
TEST_SAY("Failed to produce message #%i: "
"unknown partition: good!\n", i);
else
TEST_FAIL("Failed to produce message #%i: %s\n",
i, rd_kafka_err2str(rd_kafka_last_error()));
free(msgidp);
} else {
if (i > 5) {
fails++;
TEST_SAY("Message #%i produced: "
"should've failed\n", i);
}
msgs_wait |= (1 << i);
}
/* After half the messages: sleep to allow the metadata
* to be fetched from broker and update the actual partition
* count: this will make subsequent produce() calls fail
* immediately. */
if (i == 5)
rd_sleep(2);
}
/* Wait for messages to time out */
rd_kafka_flush(rk, -1);
if (msgs_wait != 0)
TEST_FAIL("Still waiting for messages: 0x%x\n", msgs_wait);
if (fails > 0)
TEST_FAIL("See previous error(s)\n");
/* 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;
}