static void assign_consume_many (char **topics, int topic_cnt, uint64_t testid){
rd_kafka_t *rk;
rd_kafka_topic_partition_list_t *parts;
int i;
test_msgver_t mv;
TEST_SAY(_C_MAG "%s\n" _C_CLR, __FUNCTION__);
test_conf_init(NULL, NULL, 60);
rk = test_create_consumer(__FUNCTION__, NULL, NULL, NULL);
parts = rd_kafka_topic_partition_list_new(topic_cnt);
for (i = 0 ; i < topic_cnt ; i++)
rd_kafka_topic_partition_list_add(parts, topics[i], 0)->
offset = RD_KAFKA_OFFSET_TAIL(msgs_per_topic);
test_consumer_assign("consume.assign", rk, parts);
rd_kafka_topic_partition_list_destroy(parts);
test_msgver_init(&mv, testid);
test_consumer_poll("consume.assign", rk, testid,
-1, 0, msgs_per_topic * topic_cnt, &mv);
for (i = 0 ; i < topic_cnt ; i++)
test_msgver_verify_part("assign", &mv, TEST_MSGVER_ALL_PART,
topics[i], 0, i * msgs_per_topic,
msgs_per_topic);
test_msgver_clear(&mv);
test_consumer_close(rk);
rd_kafka_destroy(rk);
}
static void consume_messages (uint64_t testid, const char *topic,
int32_t partition, int msg_base, int batch_cnt,
int msgcnt) {
rd_kafka_t *rk;
rd_kafka_topic_t *rkt;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *topic_conf;
int i;
test_conf_init(&conf, &topic_conf, 20);
/* Create kafka instance */
rk = test_create_handle(RD_KAFKA_CONSUMER, conf);
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
if (!rkt)
TEST_FAIL("Failed to create topic: %s\n",
rd_kafka_err2str(rd_kafka_last_error()));
TEST_SAY("Consuming %i messages from partition %i\n",
batch_cnt, partition);
/* Consume messages */
if (rd_kafka_consume_start(rkt, partition,
RD_KAFKA_OFFSET_TAIL(batch_cnt)) == -1)
TEST_FAIL("consume_start(%i, -%i) failed: %s",
(int)partition, batch_cnt,
rd_kafka_err2str(rd_kafka_last_error()));
for (i = 0 ; i < batch_cnt ; i++) {
rd_kafka_message_t *rkmessage;
rkmessage = rd_kafka_consume(rkt, partition, tmout_multip(5000));
if (!rkmessage)
TEST_FAIL("Failed to consume message %i/%i from "
"partition %i: %s",
i, batch_cnt, (int)partition,
rd_kafka_err2str(rd_kafka_last_error()));
if (rkmessage->err)
TEST_FAIL("Consume message %i/%i from partition %i "
"has error: %s",
i, batch_cnt, (int)partition,
rd_kafka_err2str(rkmessage->err));
verify_consumed_msg(testid, partition, msg_base+i, rkmessage);
rd_kafka_message_destroy(rkmessage);
}
rd_kafka_consume_stop(rkt, partition);
/* 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);
}
int main (int argc, char **argv) {
rd_kafka_topic_t *rkt;
char *brokers = "localhost:9092";
char mode = 'C';
char *topic = NULL;
int partition = RD_KAFKA_PARTITION_UA;
int opt;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *topic_conf;
char errstr[512];
int64_t start_offset = 0;
int report_offsets = 0;
int do_conf_dump = 0;
char tmp[16];
int64_t seek_offset = 0;
int64_t tmp_offset = 0;
int get_wmarks = 0;
/* Kafka configuration */
conf = rd_kafka_conf_new();
/* Set logger */
rd_kafka_conf_set_log_cb(conf, logger);
/* Quick termination */
snprintf(tmp, sizeof(tmp), "%i", SIGIO);
rd_kafka_conf_set(conf, "internal.termination.signal", tmp, NULL, 0);
/* Topic configuration */
topic_conf = rd_kafka_topic_conf_new();
while ((opt = getopt(argc, argv, "PCLt:p:b:z:qd:o:eX:As:")) != -1) {
switch (opt) {
case 'P':
case 'C':
case 'L':
mode = opt;
break;
case 't':
topic = optarg;
break;
case 'p':
partition = atoi(optarg);
break;
case 'b':
brokers = optarg;
break;
case 'z':
if (rd_kafka_conf_set(conf, "compression.codec",
optarg,
errstr, sizeof(errstr)) !=
RD_KAFKA_CONF_OK) {
fprintf(stderr, "%% %s\n", errstr);
exit(1);
}
break;
case 'o':
case 's':
if (!strcmp(optarg, "end"))
tmp_offset = RD_KAFKA_OFFSET_END;
else if (!strcmp(optarg, "beginning"))
tmp_offset = RD_KAFKA_OFFSET_BEGINNING;
else if (!strcmp(optarg, "stored"))
tmp_offset = RD_KAFKA_OFFSET_STORED;
else if (!strcmp(optarg, "report"))
report_offsets = 1;
else if (!strcmp(optarg, "wmark"))
get_wmarks = 1;
else {
tmp_offset = strtoll(optarg, NULL, 10);
if (tmp_offset < 0)
tmp_offset = RD_KAFKA_OFFSET_TAIL(-tmp_offset);
}
if (opt == 'o')
start_offset = tmp_offset;
else if (opt == 's')
seek_offset = tmp_offset;
break;
case 'e':
exit_eof = 1;
break;
case 'd':
if (rd_kafka_conf_set(conf, "debug", optarg,
errstr, sizeof(errstr)) !=
RD_KAFKA_CONF_OK) {
fprintf(stderr,
"%% Debug configuration failed: "
"%s: %s\n",
errstr, optarg);
exit(1);
}
break;
case 'q':
quiet = 1;
break;
case 'A':
output = OUTPUT_RAW;
break;
case 'X':
{
char *name, *val;
rd_kafka_conf_res_t res;
if (!strcmp(optarg, "list") ||
!strcmp(optarg, "help")) {
rd_kafka_conf_properties_show(stdout);
exit(0);
}
if (!strcmp(optarg, "dump")) {
do_conf_dump = 1;
continue;
}
name = optarg;
if (!(val = strchr(name, '='))) {
char dest[512];
size_t dest_size = sizeof(dest);
/* Return current value for property. */
res = RD_KAFKA_CONF_UNKNOWN;
if (!strncmp(name, "topic.", strlen("topic.")))
res = rd_kafka_topic_conf_get(
topic_conf,
name+strlen("topic."),
dest, &dest_size);
if (res == RD_KAFKA_CONF_UNKNOWN)
res = rd_kafka_conf_get(
conf, name, dest, &dest_size);
if (res == RD_KAFKA_CONF_OK) {
printf("%s = %s\n", name, dest);
exit(0);
} else {
fprintf(stderr,
"%% %s property\n",
res == RD_KAFKA_CONF_UNKNOWN ?
"Unknown" : "Invalid");
exit(1);
}
}
*val = '\0';
val++;
res = RD_KAFKA_CONF_UNKNOWN;
/* Try "topic." prefixed properties on topic
* conf first, and then fall through to global if
* it didnt match a topic configuration property. */
if (!strncmp(name, "topic.", strlen("topic.")))
res = rd_kafka_topic_conf_set(topic_conf,
name+
strlen("topic."),
val,
errstr,
sizeof(errstr));
if (res == RD_KAFKA_CONF_UNKNOWN)
res = rd_kafka_conf_set(conf, name, val,
errstr, sizeof(errstr));
if (res != RD_KAFKA_CONF_OK) {
fprintf(stderr, "%% %s\n", errstr);
exit(1);
}
}
break;
default:
goto usage;
}
}
if (do_conf_dump) {
const char **arr;
size_t cnt;
int pass;
for (pass = 0 ; pass < 2 ; pass++) {
int i;
if (pass == 0) {
arr = rd_kafka_conf_dump(conf, &cnt);
printf("# Global config\n");
} else {
printf("# Topic config\n");
arr = rd_kafka_topic_conf_dump(topic_conf,
&cnt);
}
for (i = 0 ; i < (int)cnt ; i += 2)
printf("%s = %s\n",
arr[i], arr[i+1]);
printf("\n");
rd_kafka_conf_dump_free(arr, cnt);
}
exit(0);
}
if (optind != argc || (mode != 'L' && !topic)) {
usage:
fprintf(stderr,
"Usage: %s -C|-P|-L -t <topic> "
"[-p <partition>] [-b <host1:port1,host2:port2,..>]\n"
"\n"
"librdkafka version %s (0x%08x)\n"
"\n"
" Options:\n"
" -C | -P Consumer or Producer mode\n"
" -L Metadata list mode\n"
" -t <topic> Topic to fetch / produce\n"
" -p <num> Partition (random partitioner)\n"
" -b <brokers> Broker address (localhost:9092)\n"
" -z <codec> Enable compression:\n"
" none|gzip|snappy\n"
" -o <offset> Start offset (consumer):\n"
" beginning, end, NNNNN or -NNNNN\n"
" wmark returns the current hi&lo "
"watermarks.\n"
" -o report Report message offsets (producer)\n"
" -e Exit consumer when last message\n"
" in partition has been received.\n"
" -d [facs..] Enable debugging contexts:\n"
" %s\n"
" -q Be quiet\n"
" -A Raw payload output (consumer)\n"
" -X <prop=name> Set arbitrary librdkafka "
"configuration property\n"
" Properties prefixed with \"topic.\" "
"will be set on topic object.\n"
" -X list Show full list of supported "
"properties.\n"
" -X <prop> Get single property value\n"
"\n"
" In Consumer mode:\n"
" writes fetched messages to stdout\n"
" In Producer mode:\n"
" reads messages from stdin and sends to broker\n"
" In List mode:\n"
" queries broker for metadata information, "
"topic is optional.\n"
"\n"
"\n"
"\n",
argv[0],
rd_kafka_version_str(), rd_kafka_version(),
RD_KAFKA_DEBUG_CONTEXTS);
exit(1);
}
if ((mode == 'C' && !isatty(STDIN_FILENO)) ||
(mode != 'C' && !isatty(STDOUT_FILENO)))
quiet = 1;
signal(SIGINT, stop);
signal(SIGUSR1, sig_usr1);
if (mode == 'P') {
/*
* Producer
*/
char buf[2048];
int sendcnt = 0;
/* Set up a message delivery report callback.
* It will be called once for each message, either on successful
* delivery to broker, or upon failure to deliver to broker. */
/* If offset reporting (-o report) is enabled, use the
* richer dr_msg_cb instead. */
if (report_offsets) {
rd_kafka_topic_conf_set(topic_conf,
"produce.offset.report",
"true", errstr, sizeof(errstr));
rd_kafka_conf_set_dr_msg_cb(conf, msg_delivered2);
} else
rd_kafka_conf_set_dr_cb(conf, msg_delivered);
/* Create Kafka handle */
if (!(rk = rd_kafka_new(RD_KAFKA_PRODUCER, conf,
errstr, sizeof(errstr)))) {
fprintf(stderr,
"%% Failed to create new producer: %s\n",
errstr);
exit(1);
}
/* Add brokers */
if (rd_kafka_brokers_add(rk, brokers) == 0) {
fprintf(stderr, "%% No valid brokers specified\n");
exit(1);
}
/* Create topic */
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
topic_conf = NULL; /* Now owned by topic */
if (!quiet)
fprintf(stderr,
"%% Type stuff and hit enter to send\n");
while (run && fgets(buf, sizeof(buf), stdin)) {
size_t len = strlen(buf);
if (buf[len-1] == '\n')
buf[--len] = '\0';
/* Send/Produce message. */
if (rd_kafka_produce(rkt, partition,
RD_KAFKA_MSG_F_COPY,
/* Payload and length */
buf, len,
/* Optional key and its length */
NULL, 0,
/* Message opaque, provided in
* delivery report callback as
* msg_opaque. */
NULL) == -1) {
fprintf(stderr,
"%% Failed to produce to topic %s "
"partition %i: %s\n",
rd_kafka_topic_name(rkt), partition,
rd_kafka_err2str(rd_kafka_last_error()));
/* Poll to handle delivery reports */
rd_kafka_poll(rk, 0);
continue;
}
if (!quiet)
fprintf(stderr, "%% Sent %zd bytes to topic "
"%s partition %i\n",
len, rd_kafka_topic_name(rkt), partition);
sendcnt++;
/* Poll to handle delivery reports */
rd_kafka_poll(rk, 0);
}
/* Poll to handle delivery reports */
rd_kafka_poll(rk, 0);
/* Wait for messages to be delivered */
while (run && rd_kafka_outq_len(rk) > 0)
rd_kafka_poll(rk, 100);
/* Destroy topic */
rd_kafka_topic_destroy(rkt);
/* Destroy the handle */
rd_kafka_destroy(rk);
} else if (mode == 'C') {
/*
* Consumer
*/
/* Create Kafka handle */
if (!(rk = rd_kafka_new(RD_KAFKA_CONSUMER, conf,
errstr, sizeof(errstr)))) {
fprintf(stderr,
"%% Failed to create new consumer: %s\n",
errstr);
exit(1);
}
/* Add brokers */
if (rd_kafka_brokers_add(rk, brokers) == 0) {
fprintf(stderr, "%% No valid brokers specified\n");
exit(1);
}
if (get_wmarks) {
int64_t lo, hi;
rd_kafka_resp_err_t err;
/* Only query for hi&lo partition watermarks */
if ((err = rd_kafka_query_watermark_offsets(
rk, topic, partition, &lo, &hi, 5000))) {
fprintf(stderr, "%% query_watermark_offsets() "
"failed: %s\n",
rd_kafka_err2str(err));
exit(1);
}
printf("%s [%d]: low - high offsets: "
"%"PRId64" - %"PRId64"\n",
topic, partition, lo, hi);
rd_kafka_destroy(rk);
exit(0);
}
/* Create topic */
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
topic_conf = NULL; /* Now owned by topic */
/* Start consuming */
if (rd_kafka_consume_start(rkt, partition, start_offset) == -1){
rd_kafka_resp_err_t err = rd_kafka_last_error();
fprintf(stderr, "%% Failed to start consuming: %s\n",
rd_kafka_err2str(err));
if (err == RD_KAFKA_RESP_ERR__INVALID_ARG)
fprintf(stderr,
"%% Broker based offset storage "
"requires a group.id, "
"add: -X group.id=yourGroup\n");
exit(1);
}
while (run) {
rd_kafka_message_t *rkmessage;
rd_kafka_resp_err_t err;
/* Poll for errors, etc. */
rd_kafka_poll(rk, 0);
/* Consume single message.
* See rdkafka_performance.c for high speed
* consuming of messages. */
rkmessage = rd_kafka_consume(rkt, partition, 1000);
if (!rkmessage) /* timeout */
continue;
msg_consume(rkmessage, NULL);
/* Return message to rdkafka */
rd_kafka_message_destroy(rkmessage);
if (seek_offset) {
err = rd_kafka_seek(rkt, partition, seek_offset,
2000);
if (err)
printf("Seek failed: %s\n",
rd_kafka_err2str(err));
else
printf("Seeked to %"PRId64"\n",
seek_offset);
seek_offset = 0;
}
}
/* Stop consuming */
rd_kafka_consume_stop(rkt, partition);
while (rd_kafka_outq_len(rk) > 0)
rd_kafka_poll(rk, 10);
/* Destroy topic */
rd_kafka_topic_destroy(rkt);
/* Destroy handle */
rd_kafka_destroy(rk);
} else if (mode == 'L') {
rd_kafka_resp_err_t err = RD_KAFKA_RESP_ERR_NO_ERROR;
/* Create Kafka handle */
if (!(rk = rd_kafka_new(RD_KAFKA_PRODUCER, conf,
errstr, sizeof(errstr)))) {
fprintf(stderr,
"%% Failed to create new producer: %s\n",
errstr);
exit(1);
}
/* Add brokers */
if (rd_kafka_brokers_add(rk, brokers) == 0) {
fprintf(stderr, "%% No valid brokers specified\n");
exit(1);
}
/* Create topic */
if (topic) {
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
topic_conf = NULL; /* Now owned by topic */
} else
rkt = NULL;
while (run) {
const struct rd_kafka_metadata *metadata;
/* Fetch metadata */
err = rd_kafka_metadata(rk, rkt ? 0 : 1, rkt,
&metadata, 5000);
if (err != RD_KAFKA_RESP_ERR_NO_ERROR) {
fprintf(stderr,
"%% Failed to acquire metadata: %s\n",
rd_kafka_err2str(err));
run = 0;
break;
}
metadata_print(topic, metadata);
rd_kafka_metadata_destroy(metadata);
run = 0;
}
/* Destroy topic */
if (rkt)
rd_kafka_topic_destroy(rkt);
/* Destroy the handle */
rd_kafka_destroy(rk);
if (topic_conf)
rd_kafka_topic_conf_destroy(topic_conf);
/* Exit right away, dont wait for background cleanup, we haven't
* done anything important anyway. */
exit(err ? 2 : 0);
}
if (topic_conf)
rd_kafka_topic_conf_destroy(topic_conf);
/* Let background threads clean up and terminate cleanly. */
run = 5;
while (run-- > 0 && rd_kafka_wait_destroyed(1000) == -1)
printf("Waiting for librdkafka to decommission\n");
if (run <= 0)
rd_kafka_dump(stdout, rk);
return 0;
}
static void consume_messages_with_queues (uint64_t testid, const char *topic,
int partition_cnt, int msgcnt) {
rd_kafka_t *rk;
rd_kafka_topic_t *rkt;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *topic_conf;
rd_kafka_queue_t *rkqu;
int i;
int32_t partition;
int batch_cnt = msgcnt / partition_cnt;
test_conf_init(&conf, &topic_conf, 20);
/* Create kafka instance */
rk = test_create_handle(RD_KAFKA_CONSUMER, conf);
/* Create queue */
rkqu = rd_kafka_queue_new(rk);
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
if (!rkt)
TEST_FAIL("Failed to create topic: %s\n",
rd_strerror(errno));
TEST_SAY("Consuming %i messages from one queue serving %i partitions\n",
msgcnt, partition_cnt);
/* Start consuming each partition */
for (partition = 0 ; partition < partition_cnt ; partition++) {
/* Consume messages */
TEST_SAY("Start consuming partition %i at offset -%i\n",
partition, batch_cnt);
if (rd_kafka_consume_start_queue(rkt, partition,
RD_KAFKA_OFFSET_TAIL(batch_cnt),
rkqu) == -1)
TEST_FAIL("consume_start_queue(%i) failed: %s",
(int)partition,
rd_kafka_err2str(rd_kafka_errno2err(errno)));
}
/* Consume messages from queue */
for (i = 0 ; i < msgcnt ; ) {
rd_kafka_message_t *rkmessage;
rkmessage = rd_kafka_consume_queue(rkqu, tmout_multip(5000));
if (!rkmessage)
TEST_FAIL("Failed to consume message %i/%i from "
"queue: %s",
i, msgcnt,
rd_kafka_err2str(rd_kafka_errno2err(errno)));
if (rkmessage->err) {
if (rkmessage->err == RD_KAFKA_RESP_ERR__PARTITION_EOF){
TEST_SAY("Topic %s [%"PRId32"] reached "
"EOF at offset %"PRId64"\n",
rd_kafka_topic_name(rkmessage->rkt),
rkmessage->partition,
rkmessage->offset);
rd_kafka_message_destroy(rkmessage);
continue;
}
TEST_FAIL("Consume message %i/%i from queue "
"has error (offset %"PRId64
", partition %"PRId32"): %s",
i, msgcnt,
rkmessage->offset, rkmessage->partition,
rd_kafka_err2str(rkmessage->err));
}
verify_consumed_msg(testid, -1, -1, rkmessage);
rd_kafka_message_destroy(rkmessage);
i++;
}
/* Stop consuming each partition */
for (partition = 0 ; partition < partition_cnt ; partition++)
rd_kafka_consume_stop(rkt, partition);
/* Destroy queue */
rd_kafka_queue_destroy(rkqu);
/* 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);
}
int64_t RdKafka::Consumer::OffsetTail (int64_t offset) {
return RD_KAFKA_OFFSET_TAIL(offset);
}
static void consume_messages (uint64_t testid, const char *topic,
int32_t partition, int msg_base, int batch_cnt,
int msgcnt) {
rd_kafka_t *rk;
rd_kafka_topic_t *rkt;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *topic_conf;
char errstr[512];
int i;
test_conf_init(&conf, &topic_conf, 20);
/* Create kafka instance */
rk = rd_kafka_new(RD_KAFKA_CONSUMER, conf, errstr, sizeof(errstr));
if (!rk)
TEST_FAIL("Failed to create rdkafka instance: %s\n", errstr);
TEST_SAY("Created kafka instance %s\n", rd_kafka_name(rk));
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
if (!rkt)
TEST_FAIL("Failed to create topic: %s\n",
rd_strerror(errno));
TEST_SAY("Consuming %i messages from partition %i\n",
batch_cnt, partition);
/* Consume messages */
if (rd_kafka_consume_start(rkt, partition,
RD_KAFKA_OFFSET_TAIL(batch_cnt)) == -1)
TEST_FAIL("consume_start(%i, -%i) failed: %s",
(int)partition, batch_cnt,
rd_kafka_err2str(rd_kafka_errno2err(errno)));
for (i = 0 ; i < batch_cnt ; ) {
rd_kafka_message_t *rkmessage;
rkmessage = rd_kafka_consume(rkt, partition, 5000);
if (!rkmessage)
TEST_FAIL("Failed to consume message %i/%i from "
"partition %i: %s",
i, batch_cnt, (int)partition,
rd_kafka_err2str(rd_kafka_errno2err(errno)));
if (rkmessage->err) {
if (rkmessage->err == RD_KAFKA_RESP_ERR__PARTITION_EOF){
rd_kafka_message_destroy(rkmessage);
continue;
}
TEST_FAIL("Consume message %i/%i from partition %i "
"has error: %s",
i, batch_cnt, (int)partition,
rd_kafka_err2str(rkmessage->err));
}
verify_consumed_msg(testid, partition, msg_base+i, rkmessage);
rd_kafka_message_destroy(rkmessage);
i++;
}
rd_kafka_consume_stop(rkt, partition);
/* 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);
}
static void consume_messages_with_queues (uint64_t testid, const char *topic,
int partition_cnt, int msgcnt) {
int r;
rd_kafka_t *rk;
rd_kafka_topic_t *rkt;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *topic_conf;
rd_kafka_queue_t *rkqu;
char errstr[512];
char msg[128];
int failcnt;
int i;
rd_kafka_message_t *rkmessages;
int32_t partition;
int cnt = 0;
int batch_cnt = msgcnt / partition_cnt;
test_conf_init(&conf, &topic_conf, 20);
/* Create kafka instance */
rk = rd_kafka_new(RD_KAFKA_CONSUMER, conf, errstr, sizeof(errstr));
if (!rk)
TEST_FAIL("Failed to create rdkafka instance: %s\n", errstr);
TEST_SAY("Created kafka instance %s\n", rd_kafka_name(rk));
/* Create queue */
rkqu = rd_kafka_queue_new(rk);
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
if (!rkt)
TEST_FAIL("Failed to create topic: %s\n",
strerror(errno));
TEST_SAY("Consuming %i messages from one queue serving %i partitions\n",
msgcnt, partition_cnt);
/* Start consuming each partition */
for (partition = 0 ; partition < partition_cnt ; partition++) {
/* Consume messages */
TEST_SAY("Start consuming partition %i at offset -%i\n",
partition, batch_cnt);
if (rd_kafka_consume_start_queue(rkt, partition,
RD_KAFKA_OFFSET_TAIL(batch_cnt),
rkqu) == -1)
TEST_FAIL("consume_start_queue(%i) failed: %s",
(int)partition,
rd_kafka_err2str(rd_kafka_errno2err(errno)));
}
/* Consume messages from queue */
for (i = 0 ; i < msgcnt ; i++) {
rd_kafka_message_t *rkmessage;
rkmessage = rd_kafka_consume_queue(rkqu, 5000);
if (!rkmessage)
TEST_FAIL("Failed to consume message %i/%i from "
"queue: %s",
i, msgcnt,
rd_kafka_err2str(rd_kafka_errno2err(errno)));
if (rkmessage->err)
TEST_FAIL("Consume message %i/%i from queue "
"has error (partition %"PRId32"): %s",
i, msgcnt,
rkmessage->partition,
rd_kafka_err2str(rkmessage->err));
verify_consumed_msg(testid, -1, -1, rkmessage);
rd_kafka_message_destroy(rkmessage);
}
/* Stop consuming each partition */
for (partition = 0 ; partition < partition_cnt ; partition++)
rd_kafka_consume_stop(rkt, partition);
/* Destroy queue */
rd_kafka_queue_destroy(rkqu);
/* 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);
}
