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/*
* librdkafka - Apache Kafka C library
*
* Copyright (c) 2012-2015, 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.
*/
#include "test.h"
#if WITH_SOCKEM
#include "rdkafka.h"
#include <stdarg.h>
/**
* @name Verify #1985:
*
* Previously known topic transitions to UNKNOWN when metadata times out,
* new messages are put on UA, when brokers come up again and metadata
* is retrieved the UA messages must be produced.
*/
static rd_atomic32_t refuse_connect;
/**
* @brief Sockem connect, called from **internal librdkafka thread** through
* librdkafka's connect_cb
*/
static int connect_cb(struct test *test, sockem_t *skm, const char *id) {
if (rd_atomic32_get(&refuse_connect) > 0)
return -1;
else
return 0;
}
static int
is_fatal_cb(rd_kafka_t *rk, rd_kafka_resp_err_t err, const char *reason) {
/* Ignore connectivity errors since we'll be bringing down
* .. connectivity.
* SASL auther will think a connection-down even in the auth
* state means the broker doesn't support SASL PLAIN. */
TEST_SAY("is_fatal?: %s: %s\n", rd_kafka_err2str(err), reason);
if (err == RD_KAFKA_RESP_ERR__TRANSPORT ||
err == RD_KAFKA_RESP_ERR__ALL_BROKERS_DOWN ||
err == RD_KAFKA_RESP_ERR__AUTHENTICATION ||
err == RD_KAFKA_RESP_ERR__TIMED_OUT)
return 0;
return 1;
}
static int msg_dr_cnt = 0;
static int msg_dr_fail_cnt = 0;
static void
dr_msg_cb(rd_kafka_t *rk, const rd_kafka_message_t *rkmessage, void *opaque) {
msg_dr_cnt++;
TEST_SAYL(3, "Delivery for message %.*s: %s\n", (int)rkmessage->len,
(const char *)rkmessage->payload,
rd_kafka_err2name(rkmessage->err));
if (rkmessage->err) {
TEST_FAIL_LATER("Expected message to succeed, got %s",
rd_kafka_err2str(rkmessage->err));
msg_dr_fail_cnt++;
}
}
int main_0088_produce_metadata_timeout(int argc, char **argv) {
int64_t testid;
rd_kafka_t *rk;
rd_kafka_topic_t *rkt;
const char *topic =
test_mk_topic_name("0088_produce_metadata_timeout", 1);
int msgcnt = 0;
rd_kafka_conf_t *conf;
testid = test_id_generate();
test_conf_init(&conf, NULL, 60);
rd_kafka_conf_set_dr_msg_cb(conf, dr_msg_cb);
test_conf_set(conf, "metadata.max.age.ms", "10000");
test_conf_set(conf, "topic.metadata.refresh.interval.ms", "-1");
test_conf_set(conf, "linger.ms", "5000");
test_conf_set(conf, "batch.num.messages", "5");
test_socket_enable(conf);
test_curr->connect_cb = connect_cb;
test_curr->is_fatal_cb = is_fatal_cb;
rk = test_create_handle(RD_KAFKA_PRODUCER, conf);
/* Create topic with single partition, for simplicity. */
test_create_topic(rk, topic, 1, 1);
rkt = rd_kafka_topic_new(rk, topic, NULL);
/* Produce first set of messages and wait for delivery */
test_produce_msgs_nowait(rk, rkt, testid, RD_KAFKA_PARTITION_UA, msgcnt,
20, NULL, 0, 0, &msgcnt);
while (msg_dr_cnt < 5)
rd_kafka_poll(rk, 1000);
TEST_SAY(_C_YEL
"Disconnecting sockets and "
"refusing future connections\n");
rd_atomic32_set(&refuse_connect, 1);
test_socket_close_all(test_curr, 1 /*reinit*/);
/* Wait for metadata timeout */
TEST_SAY("Waiting for metadata timeout\n");
rd_sleep(10 + 5);
/* These messages will be put on the UA queue */
test_produce_msgs_nowait(rk, rkt, testid, RD_KAFKA_PARTITION_UA, msgcnt,
20, NULL, 0, 0, &msgcnt);
/* Restore the connection(s) when metadata has timed out. */
TEST_SAY(_C_YEL "Allowing connections\n");
rd_atomic32_set(&refuse_connect, 0);
rd_sleep(3);
test_produce_msgs_nowait(rk, rkt, testid, RD_KAFKA_PARTITION_UA, msgcnt,
20, NULL, 0, 0, &msgcnt);
test_flush(rk, 2 * 5 * 1000); /* linger.ms * 2 */
TEST_ASSERT(msg_dr_cnt == msgcnt, "expected %d, got %d", msgcnt,
msg_dr_cnt);
TEST_ASSERT(msg_dr_fail_cnt == 0, "expected %d dr failures, got %d", 0,
msg_dr_fail_cnt);
rd_kafka_topic_destroy(rkt);
rd_kafka_destroy(rk);
return 0;
}
#endif
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