/**
* Waits for the messages tracked by counter \p msgcounterp to be delivered.
*/
void test_wait_delivery (rd_kafka_t *rk, int *msgcounterp) {
test_timing_t t_all;
TIMING_START(&t_all, "PRODUCE.DELIVERY.WAIT");
/* Wait for messages to be delivered */
while (*msgcounterp > 0 && rd_kafka_outq_len(rk) > 0)
rd_kafka_poll(rk, 10);
TIMING_STOP(&t_all);
}
/**
* Enable statistics with a set interval, make sure the stats callbacks are
* called within reasonable intervals.
*/
static void do_test_stats_timer (void) {
rd_kafka_t *rk;
rd_kafka_conf_t *conf;
const int exp_calls = 10;
char errstr[512];
struct state state;
test_timing_t t_new;
memset(&state, 0, sizeof(state));
state.interval = 600*1000;
test_conf_init(&conf, NULL, 200);
test_conf_set(conf, "statistics.interval.ms", "600");
rd_kafka_conf_set_stats_cb(conf, stats_cb);
rd_kafka_conf_set_opaque(conf, &state);
TIMING_START(&t_new, "rd_kafka_new()");
rk = rd_kafka_new(RD_KAFKA_CONSUMER, conf, errstr, sizeof(errstr));
TIMING_STOP(&t_new);
if (!rk)
TEST_FAIL("Failed to create instance: %s\n", errstr);
TEST_SAY("Starting wait loop for %d expected stats_cb calls "
"with an interval of %dms\n",
exp_calls, state.interval/1000);
while (state.calls < exp_calls) {
test_timing_t t_poll;
TIMING_START(&t_poll, "rd_kafka_poll()");
rd_kafka_poll(rk, 100);
TIMING_STOP(&t_poll);
if (TIMING_DURATION(&t_poll) > 150*1000)
TEST_WARN("rd_kafka_poll(rk,100) "
"took more than 50%% extra\n");
}
rd_kafka_destroy(rk);
if (state.calls > exp_calls)
TEST_SAY("Got more calls than expected: %d > %d\n",
state.calls, exp_calls);
if (state.fails)
TEST_FAIL("%d/%d intervals failed\n", state.fails, state.calls);
else
TEST_SAY("All %d intervals okay\n", state.calls);
}
RdKafka::ErrorCode
RdKafka::KafkaConsumerImpl::close () {
rd_kafka_resp_err_t err;
err = rd_kafka_consumer_close(rk_);
if (err)
return static_cast<RdKafka::ErrorCode>(err);
while (rd_kafka_outq_len(rk_) > 0)
rd_kafka_poll(rk_, 10);
rd_kafka_destroy(rk_);
return static_cast<RdKafka::ErrorCode>(err);
}
void test_produce_msgs (rd_kafka_t *rk, rd_kafka_topic_t *rkt,
uint64_t testid, int32_t partition,
int msg_base, int cnt,
const char *payload, size_t size) {
int msg_id;
test_timing_t t_all;
int remains = 0;
TEST_SAY("Produce to %s [%"PRId32"]: messages #%d..%d\n",
rd_kafka_topic_name(rkt), partition, msg_base, msg_base+cnt);
TIMING_START(&t_all, "PRODUCE");
for (msg_id = msg_base ; msg_id < msg_base + cnt ; msg_id++) {
char key[128];
char buf[128];
const char *use_payload;
size_t use_size;
if (payload) {
use_payload = payload;
use_size = size;
} else {
test_msg_fmt(key, sizeof(key), testid, partition,
msg_id);
rd_snprintf(buf, sizeof(buf), "data: %s", key);
use_payload = buf;
use_size = strlen(buf);
}
remains++;
if (rd_kafka_produce(rkt, partition,
RD_KAFKA_MSG_F_COPY,
(void *)use_payload, use_size,
key, strlen(key),
&remains) == -1)
TEST_FAIL("Failed to produce message %i "
"to partition %i: %s",
msg_id, (int)partition,
rd_kafka_err2str(rd_kafka_errno2err(errno)));
}
/* Wait for messages to be delivered */
while (remains > 0 && rd_kafka_outq_len(rk) > 0)
rd_kafka_poll(rk, 10);
TIMING_STOP(&t_all);
}
void consumer_close(wrapper_Info* consumer_info)
{
/* Stop consuming */
rd_kafka_consume_stop(consumer_info->rkt, consumer_info->partition);
while (rd_kafka_outq_len(consumer_info->rk) > 0)
rd_kafka_poll(consumer_info->rk, 10);
/* Destroy topic */
rd_kafka_topic_destroy(consumer_info->rkt);
/* Destroy handle */
rd_kafka_destroy(consumer_info->rk);
}
static void watcher(zhandle_t *zh, int type, int state, const char *path, void *watcherCtx)
{
char brokers[1024];
if (type == ZOO_CHILD_EVENT && strncmp(path, BROKER_PATH, sizeof(BROKER_PATH) - 1) == 0)
{
brokers[0] = '\0';
set_brokerlist_from_zookeeper(zh, brokers);
if (brokers[0] != '\0' && rk != NULL)
{
rd_kafka_brokers_add(rk, brokers);
rd_kafka_poll(rk, 10);
}
}
}
/**
* @brief Call rd_kafka_poll() and keep track of crashing callbacks.
* @returns -1 if callback crashed (or poll() failed), else the number
* of events served.
*/
static int Producer_poll0 (Handle *self, int tmout) {
int r;
CallState cs;
CallState_begin(self, &cs);
r = rd_kafka_poll(self->rk, tmout);
if (!CallState_end(self, &cs)) {
return -1;
}
return r;
}
int consumer_pull_data(const wrapper_Info* consumer_info)
{
rd_kafka_message_t *rkmessage;
int consume_result;
printf("217consumer_info->rk:%p, rkt:%p, partition=%d\n", consumer_info->rk, consumer_info->rkt, consumer_info->partition);
printf("217 begin poll\n");
/* Poll for errors, etc. */
rd_kafka_poll(consumer_info->rk, 0);
printf("219begin consume\n");
/* Consume single message.
* See rdkafka_performance.c for high speed
* consuming of messages. */
rkmessage = rd_kafka_consume(consumer_info->rkt, consumer_info->partition, 1000);
if (!rkmessage) /* timeout */
return PULL_DATA_FAILED;
if (rkmessage->err) {
if (rkmessage->err == RD_KAFKA_RESP_ERR__PARTITION_EOF) {
// fprintf(stderr,
// "%% Consumer reached end of %s [%"PRId32"] "
// "message queue at offset %"PRId64"\n",
// rd_kafka_topic_name(rkmessage->rkt),
// rkmessage->partition, rkmessage->offset);
consume_result = PULL_DATA_SUCCESS;
}
// fprintf(stderr, "%% Consume error for topic \"%s\" [%"PRId32"] "
// "offset %"PRId64": %s\n",
// rd_kafka_topic_name(rkmessage->rkt),
// rkmessage->partition,
// rkmessage->offset,
// rd_kafka_message_errstr(rkmessage));
if (rkmessage->err == RD_KAFKA_RESP_ERR__UNKNOWN_PARTITION ||
rkmessage->err == RD_KAFKA_RESP_ERR__UNKNOWN_TOPIC)
return rkmessage->err;
consume_result = PULL_DATA_FAILED;
}
consumer_info->func_consume_data((const char*)rkmessage->payload, (const int)rkmessage->len);
/* Return message to rdkafka */
rd_kafka_message_destroy(rkmessage);
return consume_result;
}
int Http::kafka_consumer_::PullData(std::string& data) {
rd_kafka_message_t *rkmessage;
rd_kafka_poll(rk_, 0);
rkmessage = rd_kafka_consume(rkt_, partition_, 10000);
if (!rkmessage)
return -2;
if (rkmessage->err) {
if (rkmessage->err == RD_KAFKA_RESP_ERR__UNKNOWN_PARTITION ||
rkmessage->err == RD_KAFKA_RESP_ERR__UNKNOWN_TOPIC) {
return -1;
}
return -3;
}
data = std::string((const char*)rkmessage->payload, rkmessage->len);
rd_kafka_message_destroy(rkmessage);
return 1;
}
/**
* @brief Produce messages according to compress \p codec
*/
static void produce_msgs (const char *topic, int partition, uint64_t testid,
int msgcnt, const char *broker_version,
const char *codec) {
rd_kafka_conf_t *conf;
rd_kafka_t *rk;
int i;
char key[128], buf[100];
int msgcounter = msgcnt;
test_conf_init(&conf, NULL, 0);
rd_kafka_conf_set_dr_cb(conf, test_dr_cb);
test_conf_set(conf, "compression.codec", codec);
test_conf_set(conf, "broker.version.fallback", broker_version);
if (strstr(broker_version, "0.10."))
test_conf_set(conf, "api.version.request", "true");
else
test_conf_set(conf, "api.version.request", "false");
/* Make sure to trigger a bunch of MessageSets */
test_conf_set(conf, "batch.num.messages", tsprintf("%d", msgcnt/5));
rk = test_create_handle(RD_KAFKA_PRODUCER, conf);
for (i = 0 ; i < msgcnt ; i++) {
rd_kafka_resp_err_t err;
test_prepare_msg(testid, partition, i,
buf, sizeof(buf), key, sizeof(key));
err = rd_kafka_producev(rk,
RD_KAFKA_V_TOPIC(topic),
RD_KAFKA_V_VALUE(buf, sizeof(buf)),
RD_KAFKA_V_KEY(key, sizeof(key)),
RD_KAFKA_V_TIMESTAMP(my_timestamp.min),
RD_KAFKA_V_MSGFLAGS(RD_KAFKA_MSG_F_COPY),
RD_KAFKA_V_OPAQUE(&msgcounter),
RD_KAFKA_V_END);
if (err)
TEST_FAIL("producev() failed at msg #%d/%d: %s",
i, msgcnt, rd_kafka_err2str(err));
}
TEST_SAY("Waiting for %d messages to be produced\n", msgcounter);
while (msgcounter > 0)
rd_kafka_poll(rk, 100);
rd_kafka_destroy(rk);
}
static VALUE kafka_destroy()
{
if(rk) {
for(int i = 0 ; i < MAX_SHUTDOWN_TRIES; ++i) {
if(!rd_kafka_outq_len(rk)) {
break;
}
rd_kafka_poll(rk, 100);
}
rd_kafka_destroy(rk);
int res = rd_kafka_wait_destroyed(100);
if(res) {
error("wait_destroyed returned: %d\n", res);
}
rk = NULL;
}
return Qnil;
}
static PyObject *
RdkHandle_poll(RdkHandle *self, PyObject *args, PyObject *kwds)
{
char *keywords[] = {"timeout_ms", NULL};
int timeout_ms = 0;
if (! PyArg_ParseTupleAndKeywords(args, kwds, "i", keywords, &timeout_ms)) {
return NULL;
}
if (RdkHandle_safe_lock(self, /* check_running= */ 1)) return NULL;
int n_events = 0;
Py_BEGIN_ALLOW_THREADS /* avoid callbacks deadlocking */
n_events = rd_kafka_poll(self->rdk_handle, timeout_ms);
Py_END_ALLOW_THREADS
if (RdkHandle_unlock(self)) return NULL;
return Py_BuildValue("i", n_events);
}
/* Process all the files in the file queue*/
static inline void file_agent_process_files(CircularBuffer *file_list,
FileInspectConf* conf )
{
while (!cbuffer_is_empty(file_list))
{
FileInfo *file;
file = file_agent_get_file();
if (file && file->sha256)
{
/* Save to disk */
if (conf->capture_dir)
file_agent_save_file(file, conf->capture_dir);
/* Send to other host */
if (conf->hostname)
file_agent_send_file(file);
#ifdef HAVE_S3FILE
if (conf->kafka.rkt) {
file_agent_send_kafka(conf->kafka.rkt,conf->kafka.partition,
file);
rd_kafka_poll(conf->kafka.rk,0);
}
if (conf->s3.cluster) {
file_agent_send_s3(&conf->s3,file);
}
#endif
/* Default, memory only */
}
file = file_agent_finish_file();
if (file)
{
_dpd.fileAPI->release_file(file->file_mem);
free(file);
}
}
}
int p_kafka_produce_data_to_part(struct p_kafka_host *kafka_host, void *data, u_int32_t data_len, int part)
{
int ret = SUCCESS;
kafkap_ret_err_cb = FALSE;
if (kafka_host && kafka_host->rk && kafka_host->topic) {
ret = rd_kafka_produce(kafka_host->topic, part, RD_KAFKA_MSG_F_COPY,
data, data_len, kafka_host->key, kafka_host->key_len, NULL);
if (ret == ERR) {
Log(LOG_ERR, "ERROR ( %s/%s ): Failed to produce to topic %s partition %i: %s\n", config.name, config.type,
rd_kafka_topic_name(kafka_host->topic), part, rd_kafka_err2str(rd_kafka_errno2err(errno)));
p_kafka_close(kafka_host, TRUE);
}
}
else return ERR;
rd_kafka_poll(kafka_host->rk, 0);
return ret;
}
static void *poll_loop (void *arg) {
while(conf.run)
rd_kafka_poll(conf.rk, 5);
return NULL;
}
/**
* Produces 'msgcnt' messages split over 'partition_cnt' partitions.
*/
static void produce_messages (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;
char errstr[512];
char msg[128];
int failcnt = 0;
int i;
rd_kafka_message_t *rkmessages;
int32_t partition;
int msgid = 0;
test_conf_init(&conf, &topic_conf, 20);
rd_kafka_conf_set_dr_cb(conf, dr_cb);
/* Make sure all replicas are in-sync after producing
* so that consume test wont fail. */
rd_kafka_topic_conf_set(topic_conf, "request.required.acks", "-1",
errstr, sizeof(errstr));
/* Create kafka instance */
rk = test_create_handle(RD_KAFKA_PRODUCER, conf);
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
if (!rkt)
TEST_FAIL("Failed to create topic: %s\n",
rd_strerror(errno));
/* Create messages. */
prod_msg_remains = msgcnt;
rkmessages = calloc(sizeof(*rkmessages), msgcnt / partition_cnt);
for (partition = 0 ; partition < partition_cnt ; partition++) {
int batch_cnt = msgcnt / partition_cnt;
for (i = 0 ; i < batch_cnt ; i++) {
rd_snprintf(msg, sizeof(msg),
"testid=%"PRIu64", partition=%i, msg=%i",
testid, (int)partition, msgid);
rkmessages[i].payload = rd_strdup(msg);
rkmessages[i].len = strlen(msg);
msgid++;
}
TEST_SAY("Start produce to partition %i: msgs #%d..%d\n",
(int)partition, msgid-batch_cnt, msgid);
/* Produce batch for this partition */
r = rd_kafka_produce_batch(rkt, partition, RD_KAFKA_MSG_F_FREE,
rkmessages, batch_cnt);
if (r == -1)
TEST_FAIL("Failed to produce "
"batch for partition %i: %s",
(int)partition,
rd_kafka_err2str(rd_kafka_errno2err(errno)));
/* Scan through messages to check for errors. */
for (i = 0 ; i < batch_cnt ; i++) {
if (rkmessages[i].err) {
failcnt++;
if (failcnt < 100)
TEST_SAY("Message #%i failed: %s\n",
i,
rd_kafka_err2str(rkmessages[i].
err));
}
}
/* All messages should've been produced. */
if (r < batch_cnt) {
TEST_SAY("Not all messages were accepted "
"by produce_batch(): %i < %i\n", r, batch_cnt);
if (batch_cnt - r != failcnt)
TEST_SAY("Discrepency between failed "
"messages (%i) "
"and return value %i (%i - %i)\n",
failcnt, batch_cnt - r, batch_cnt, r);
TEST_FAIL("%i/%i messages failed\n",
batch_cnt - r, batch_cnt);
}
TEST_SAY("Produced %i messages to partition %i, "
"waiting for deliveries\n", r, partition);
}
free(rkmessages);
/* Wait for messages to be delivered */
while (rd_kafka_outq_len(rk) > 0)
rd_kafka_poll(rk, 100);
if (fails)
TEST_FAIL("%i failures, see previous errors", fails);
if (prod_msg_remains != 0)
TEST_FAIL("Still waiting for %i messages to be produced",
prod_msg_remains);
/* 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);
}
/**
* Produces 'msgcnt' messages split over 'partition_cnt' partitions.
*/
static void produce_null_messages (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;
char errstr[512];
int i;
int32_t partition;
int msgid = 0;
test_conf_init(&conf, &topic_conf, 20);
rd_kafka_conf_set_dr_cb(conf, dr_cb);
/* Make sure all replicas are in-sync after producing
* so that consume test wont fail. */
rd_kafka_topic_conf_set(topic_conf, "request.required.acks", "-1",
errstr, sizeof(errstr));
/* Create kafka instance */
rk = test_create_handle(RD_KAFKA_PRODUCER, 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()));
/* Produce messages */
prod_msg_remains = msgcnt;
for (partition = 0 ; partition < partition_cnt ; partition++) {
int batch_cnt = msgcnt / partition_cnt;
for (i = 0 ; i < batch_cnt ; i++) {
char key[128];
rd_snprintf(key, sizeof(key),
"testid=%"PRIu64", partition=%i, msg=%i",
testid, (int)partition, msgid);
r = rd_kafka_produce(rkt, partition, 0,
NULL, 0,
key, strlen(key),
NULL);
if (r == -1)
TEST_FAIL("Failed to produce message %i "
"to partition %i: %s",
msgid, (int)partition,
rd_kafka_err2str(rd_kafka_last_error()));
msgid++;
}
}
TEST_SAY("Produced %d messages to %d partition(s), "
"waiting for deliveries\n", msgcnt, partition_cnt);
/* Wait for messages to be delivered */
while (rd_kafka_outq_len(rk) > 0)
rd_kafka_poll(rk, 100);
if (fails)
TEST_FAIL("%i failures, see previous errors", fails);
if (prod_msg_remains != 0)
TEST_FAIL("Still waiting for %i messages to be produced",
prod_msg_remains);
else
TEST_SAY("All messages delivered\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);
}
int main (int argc, char **argv) {
char *brokers = "localhost";
char mode = 'C';
char *topic = NULL;
const char *key = NULL;
int partition = RD_KAFKA_PARTITION_UA; /* random */
int opt;
int msgcnt = -1;
int sendflags = 0;
char *msgpattern = "librdkafka_performance testing!";
int msgsize = strlen(msgpattern);
const char *debug = NULL;
rd_ts_t now;
char errstr[512];
uint64_t seq = 0;
int seed = time(NULL);
rd_kafka_topic_t *rkt;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *topic_conf;
const char *compression = "no";
int64_t start_offset = 0;
int batch_size = 0;
/* Kafka configuration */
conf = rd_kafka_conf_new();
rd_kafka_conf_set_error_cb(conf, err_cb);
rd_kafka_conf_set_dr_cb(conf, msg_delivered);
/* Producer config */
rd_kafka_conf_set(conf, "queue.buffering.max.messages", "500000",
NULL, 0);
rd_kafka_conf_set(conf, "message.send.max.retries", "3", NULL, 0);
rd_kafka_conf_set(conf, "retry.backoff.ms", "500", NULL, 0);
/* Consumer config */
/* Tell rdkafka to (try to) maintain 1M messages
* in its internal receive buffers. This is to avoid
* application -> rdkafka -> broker per-message ping-pong
* latency.
* The larger the local queue, the higher the performance.
* Try other values with: ... -X queued.min.messages=1000
*/
rd_kafka_conf_set(conf, "queued.min.messages", "1000000", NULL, 0);
/* Kafka topic configuration */
topic_conf = rd_kafka_topic_conf_new();
rd_kafka_topic_conf_set(topic_conf, "message.timeout.ms", "5000",
NULL, 0);
while ((opt =
getopt(argc, argv,
"PCt:p:b:s:k:c:fi:Dd:m:S:x:R:a:z:o:X:B:eT:q")) != -1) {
switch (opt) {
case 'P':
case 'C':
mode = opt;
break;
case 't':
topic = optarg;
break;
case 'p':
partition = atoi(optarg);
break;
case 'b':
brokers = optarg;
break;
case 's':
msgsize = atoi(optarg);
break;
case 'k':
key = optarg;
break;
case 'c':
msgcnt = atoi(optarg);
break;
case 'D':
sendflags |= RD_KAFKA_MSG_F_FREE;
break;
case 'i':
dispintvl = atoi(optarg);
break;
case 'm':
msgpattern = optarg;
break;
case 'S':
seq = strtoull(optarg, NULL, 10);
do_seq = 1;
break;
case 'x':
exit_after = atoi(optarg);
break;
case 'R':
seed = atoi(optarg);
break;
case 'a':
if (rd_kafka_topic_conf_set(topic_conf,
"request.required.acks",
optarg,
errstr, sizeof(errstr)) !=
RD_KAFKA_CONF_OK) {
fprintf(stderr, "%% %s\n", errstr);
exit(1);
}
break;
case 'B':
batch_size = atoi(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);
}
compression = optarg;
break;
case 'o':
start_offset = strtoll(optarg, NULL, 10);
break;
case 'e':
exit_eof = 1;
break;
case 'd':
debug = optarg;
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);
}
name = optarg;
if (!(val = strchr(name, '='))) {
fprintf(stderr, "%% Expected "
"-X property=value, not %s\n", name);
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;
case 'T':
if (rd_kafka_conf_set(conf, "statistics.interval.ms",
optarg, errstr, sizeof(errstr)) !=
RD_KAFKA_CONF_OK) {
fprintf(stderr, "%% %s\n", errstr);
exit(1);
}
rd_kafka_conf_set_stats_cb(conf, stats_cb);
break;
case 'q':
quiet = 1;
break;
default:
goto usage;
}
}
if (!topic || optind != argc) {
usage:
fprintf(stderr,
"Usage: %s [-C|-P] -t <topic> "
"[-p <partition>] [-b <broker,broker..>] [options..]\n"
"\n"
" Options:\n"
" -C | -P Consumer or Producer mode\n"
" -t <topic> Topic to fetch / produce\n"
" -p <num> Partition (defaults to random)\n"
" -b <brokers> Broker address list (host[:port],..)\n"
" -s <size> Message size (producer)\n"
" -k <key> Message key (producer)\n"
" -c <cnt> Messages to transmit/receive\n"
" -D Copy/Duplicate data buffer (producer)\n"
" -i <ms> Display interval\n"
" -m <msg> Message payload pattern\n"
" -S <start> Send a sequence number starting at "
"<start> as payload\n"
" -R <seed> Random seed value (defaults to time)\n"
" -a <acks> Required acks (producer): "
"-1, 0, 1, >1\n"
" -B <size> Consume batch size (# of msgs)\n"
" -z <codec> Enable compression:\n"
" none|gzip|snappy\n"
" -o <offset> Start offset (consumer)\n"
" -d [facs..] Enable debugging contexts:\n"
" %s\n"
" -X <prop=name> Set arbitrary librdkafka "
"configuration property\n"
" Properties prefixed with \"topic.\" "
"will be set on topic object.\n"
" Use '-X list' to see the full list\n"
" of supported properties.\n"
" -T <intvl> Enable statistics from librdkafka at "
"specified interval (ms)\n"
" -q Be more quiet\n"
"\n"
" In Consumer mode:\n"
" consumes messages and prints thruput\n"
" If -B <..> is supplied the batch consumer\n"
" mode is used, else the callback mode is used.\n"
"\n"
" In Producer mode:\n"
" writes messages of size -s <..> and prints thruput\n"
"\n",
argv[0],
RD_KAFKA_DEBUG_CONTEXTS);
exit(1);
}
dispintvl *= 1000; /* us */
printf("%% Using random seed %i\n", seed);
srand(seed);
signal(SIGINT, stop);
signal(SIGUSR1, sig_usr1);
if (debug &&
rd_kafka_conf_set(conf, "debug", debug, errstr, sizeof(errstr)) !=
RD_KAFKA_CONF_OK) {
printf("%% Debug configuration failed: %s: %s\n",
errstr, debug);
exit(1);
}
/* Socket hangups are gracefully handled in librdkafka on socket error
* without the use of signals, so SIGPIPE should be ignored by the
* calling program. */
signal(SIGPIPE, SIG_IGN);
if (msgcnt != -1)
forever = 0;
if (mode == 'P') {
/*
* Producer
*/
char *sbuf;
char *pbuf;
int outq;
int i;
int keylen = key ? strlen(key) : 0;
off_t rof = 0;
size_t plen = strlen(msgpattern);
if (do_seq) {
if (msgsize < strlen("18446744073709551615: ")+1)
msgsize = strlen("18446744073709551615: ")+1;
/* Force duplication of payload */
sendflags |= RD_KAFKA_MSG_F_FREE;
}
sbuf = malloc(msgsize);
/* Copy payload content to new buffer */
while (rof < msgsize) {
size_t xlen = RD_MIN(msgsize-rof, plen);
memcpy(sbuf+rof, msgpattern, xlen);
rof += xlen;
}
if (msgcnt == -1)
printf("%% Sending messages of size %i bytes\n",
msgsize);
else
printf("%% Sending %i messages of size %i bytes\n",
msgcnt, msgsize);
/* Create Kafka handle */
if (!(rk = rd_kafka_new(RD_KAFKA_PRODUCER, conf,
errstr, sizeof(errstr)))) {
fprintf(stderr,
"%% Failed to create Kafka producer: %s\n",
errstr);
exit(1);
}
if (debug)
rd_kafka_set_log_level(rk, 7);
/* Add broker(s) */
if (rd_kafka_brokers_add(rk, brokers) < 1) {
fprintf(stderr, "%% No valid brokers specified\n");
exit(1);
}
/* Explicitly create topic to avoid per-msg lookups. */
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
cnt.t_start = rd_clock();
while (run && (msgcnt == -1 || cnt.msgs < msgcnt)) {
/* Send/Produce message. */
if (do_seq) {
snprintf(sbuf, msgsize-1, "%"PRIu64": ", seq);
seq++;
}
if (sendflags & RD_KAFKA_MSG_F_FREE) {
/* Duplicate memory */
pbuf = malloc(msgsize);
memcpy(pbuf, sbuf, msgsize);
} else
pbuf = sbuf;
cnt.tx++;
while (run &&
rd_kafka_produce(rkt, partition,
sendflags, pbuf, msgsize,
key, keylen, NULL) == -1) {
if (!quiet || errno != ENOBUFS)
printf("produce error: %s%s\n",
strerror(errno),
errno == ENOBUFS ?
" (backpressure)":"");
cnt.tx_err++;
if (errno != ENOBUFS) {
run = 0;
break;
}
now = rd_clock();
if (cnt.t_last + dispintvl <= now) {
printf("%% Backpressure %i "
"(tx %"PRIu64", "
"txerr %"PRIu64")\n",
rd_kafka_outq_len(rk),
cnt.tx, cnt.tx_err);
cnt.t_last = now;
}
/* Poll to handle delivery reports */
rd_kafka_poll(rk, 10);
}
msgs_wait_cnt++;
cnt.msgs++;
cnt.bytes += msgsize;
print_stats(mode, 0, compression);
/* Must poll to handle delivery reports */
rd_kafka_poll(rk, 0);
}
forever = 0;
printf("All messages produced, "
"now waiting for %li deliveries\n",
msgs_wait_cnt);
rd_kafka_dump(stdout, rk);
/* Wait for messages to be delivered */
i = 0;
while (run && rd_kafka_poll(rk, 1000) != -1) {
if (!(i++ % (dispintvl/1000)))
printf("%% Waiting for %li, "
"%i messages in outq "
"to be sent. Abort with Ctrl-c\n",
msgs_wait_cnt,
rd_kafka_outq_len(rk));
}
outq = rd_kafka_outq_len(rk);
printf("%% %i messages in outq\n", outq);
cnt.msgs -= outq;
cnt.bytes -= msgsize * outq;
cnt.t_end = t_end;
if (cnt.tx_err > 0)
printf("%% %"PRIu64" backpressures for %"PRIu64
" produce calls: %.3f%% backpressure rate\n",
cnt.tx_err, cnt.tx,
((double)cnt.tx_err / (double)cnt.tx) * 100.0);
rd_kafka_dump(stdout, rk);
/* Destroy the handle */
rd_kafka_destroy(rk);
} else if (mode == 'C') {
/*
* Consumer
*/
rd_kafka_message_t **rkmessages = NULL;
#if 0 /* Future API */
/* The offset storage file is optional but its presence
* avoids starting all over from offset 0 again when
* the program restarts.
* ZooKeeper functionality will be implemented in future
* versions and then the offset will be stored there instead. */
conf.consumer.offset_file = "."; /* current directory */
/* Indicate to rdkafka that the application is responsible
* for storing the offset. This allows the application to
* successfully handle a message before storing the offset.
* If this flag is not set rdkafka will store the offset
* just prior to returning the message from rd_kafka_consume().
*/
conf.flags |= RD_KAFKA_CONF_F_APP_OFFSET_STORE;
#endif
/* Create Kafka handle */
if (!(rk = rd_kafka_new(RD_KAFKA_CONSUMER, conf,
errstr, sizeof(errstr)))) {
fprintf(stderr,
"%% Failed to create Kafka producer: %s\n",
errstr);
exit(1);
}
if (debug)
rd_kafka_set_log_level(rk, 7);
/* Add broker(s) */
if (rd_kafka_brokers_add(rk, brokers) < 1) {
fprintf(stderr, "%% No valid brokers specified\n");
exit(1);
}
/* Create topic to consume from */
rkt = rd_kafka_topic_new(rk, topic, topic_conf);
/* Batch consumer */
if (batch_size)
rkmessages = malloc(sizeof(*rkmessages) * batch_size);
/* Start consuming */
if (rd_kafka_consume_start(rkt, partition, start_offset) == -1){
fprintf(stderr, "%% Failed to start consuming: %s\n",
strerror(errno));
exit(1);
}
cnt.t_start = rd_clock();
while (run && (msgcnt == -1 || msgcnt > cnt.msgs)) {
/* Consume messages.
* A message may either be a real message, or
* an error signaling (if rkmessage->err is set).
*/
uint64_t latency;
int r;
latency = rd_clock();
if (batch_size) {
int i;
/* Batch fetch mode */
r = rd_kafka_consume_batch(rkt, partition,
1000,
rkmessages,
batch_size);
if (r != -1) {
for (i = 0 ; i < r ; i++) {
msg_consume(rkmessages[i],NULL);
rd_kafka_message_destroy(
rkmessages[i]);
}
}
} else {
/* Callback mode */
r = rd_kafka_consume_callback(rkt, partition,
1000/*timeout*/,
msg_consume,
NULL);
}
cnt.t_latency += rd_clock() - latency;
if (r == -1)
fprintf(stderr, "%% Error: %s\n",
strerror(errno));
print_stats(mode, 0, compression);
/* Poll to handle stats callbacks */
rd_kafka_poll(rk, 0);
}
cnt.t_end = rd_clock();
/* Stop consuming */
rd_kafka_consume_stop(rkt, partition);
/* Destroy topic */
rd_kafka_topic_destroy(rkt);
if (batch_size)
free(rkmessages);
/* Destroy the handle */
rd_kafka_destroy(rk);
}
print_stats(mode, 1, compression);
if (cnt.t_latency && cnt.msgs)
printf("%% Average application fetch latency: %"PRIu64"us\n",
cnt.t_latency / cnt.msgs);
/* Let background threads clean up and terminate cleanly. */
rd_kafka_wait_destroyed(2000);
return 0;
}
int kafka_produce_report(rd_kafka_t *r, const char *topic, char *msg, int msg_len, long timeout)
{
char errstr[512];
rd_kafka_topic_t *rkt = NULL;
int partition = RD_KAFKA_PARTITION_UA;
rd_kafka_topic_conf_t *conf = NULL;
struct produce_cb_params pcb = {1, 0, 0, 0, 0, NULL};
if (r == NULL)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_ERR, "No connection provided to produce to topic %s", topic);
}
return -2;
}
/* Topic configuration */
conf = rd_kafka_topic_conf_new();
rd_kafka_topic_conf_set(conf,"produce.offset.report", "true", errstr, sizeof errstr );
char timeoutStr[64];
snprintf(timeoutStr, 64, "%lu", timeout);
if (rd_kafka_topic_conf_set(conf, "message.timeout.ms", timeoutStr, errstr, sizeof(errstr)) != RD_KAFKA_CONF_OK)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(
LOG_ERR,
"Failed to configure topic param 'message.timeout.ms' to %lu before producing; config err was: %s",
timeout,
errstr
);
}
rd_kafka_topic_conf_destroy(conf);
return -3;
}
//callback already set in kafka_set_connection
rkt = rd_kafka_topic_new(r, topic, conf);
if (!rkt)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_ERR, "Failed to open topic %s", topic);
}
rd_kafka_topic_conf_destroy(conf);
return -1;
}
//begin producing:
if (rd_kafka_produce(rkt, partition, RD_KAFKA_MSG_F_COPY, msg, msg_len,NULL, 0,&pcb) == -1)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_ERR, "Failed to produce message: %s", rd_kafka_err2str(rd_kafka_errno2err(errno)));
}
//handle delivery response (callback)
rd_kafka_poll(rk, 0);
rd_kafka_topic_destroy(rkt);
return -1;
}
rd_kafka_poll(rk, 0);
while(pcb.msg_count && rd_kafka_outq_len(r) > 0)
rd_kafka_poll(r, 10);
rd_kafka_topic_destroy(rkt);
return 0;
}
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 = 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 (!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_cb(conf, dr_cb);
/* Create kafka instance */
rk = rd_kafka_new(RD_KAFKA_PRODUCER, conf,
errstr, sizeof(errstr));
if (!rk)
TEST_FAIL("Failed to create rdkafka instance: %s\n",
errstr);
TEST_SAY("Created kafka instance %s with required acks %i\n",
rd_kafka_name(rk), reqacks);
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;
}
/* Produce a batch of messages to a single partition. */
static void test_single_partition (void) {
char *topic = "rdkafkatest1";
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 = 100000;
int failcnt;
int i;
rd_kafka_message_t *rkmessages;
msgid_next = 0;
test_conf_init(&conf, &topic_conf, 20);
/* Set delivery report callback */
rd_kafka_conf_set_dr_cb(conf, dr_single_partition_cb);
/* Create kafka instance */
rk = rd_kafka_new(RD_KAFKA_PRODUCER, 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",
strerror(errno));
/* Create messages */
rkmessages = calloc(sizeof(*rkmessages), msgcnt);
for (i = 0 ; i < msgcnt ; i++) {
int *msgidp = malloc(sizeof(*msgidp));
*msgidp = i;
snprintf(msg, sizeof(msg), "%s:%s test message #%i",
__FILE__, __FUNCTION__, i);
rkmessages[i].payload = strdup(msg);
rkmessages[i].len = strlen(msg);
rkmessages[i]._private = msgidp;
}
r = rd_kafka_produce_batch(rkt, partition, RD_KAFKA_MSG_F_FREE,
rkmessages, msgcnt);
/* Scan through messages to check for errors. */
for (i = 0 ; i < msgcnt ; i++) {
if (rkmessages[i].err) {
failcnt++;
if (failcnt < 100)
TEST_SAY("Message #%i failed: %s\n",
i,
rd_kafka_err2str(rkmessages[i].err));
}
}
/* All messages should've been produced. */
if (r < msgcnt) {
TEST_SAY("Not all messages were accepted "
"by produce_batch(): %i < %i\n", r, msgcnt);
if (msgcnt - r != failcnt)
TEST_SAY("Discrepency between failed messages (%i) "
"and return value %i (%i - %i)\n",
failcnt, msgcnt - r, msgcnt, r);
TEST_FAIL("%i/%i messages failed\n", msgcnt - r, msgcnt);
}
free(rkmessages);
TEST_SAY("Single partition: "
"Produced %i messages, waiting for deliveries\n", r);
/* Wait for messages to be delivered */
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 != msgcnt)
TEST_FAIL("Still waiting for messages: next %i != end %i\n",
msgid_next, msgcnt);
/* 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);
/* Wait for everything to be cleaned up since broker destroys are
* handled in its own thread. */
test_wait_exit(10);
/* If we havent failed at this point then
* there were no threads leaked */
return;
}
void kafka_consume_all(rd_kafka_t *rk, zval *return_value, const char *topic, const char *offset, int item_count)
{
char errstr[512];
rd_kafka_topic_t *rkt;
rd_kafka_topic_conf_t *conf;
const struct rd_kafka_metadata *meta = NULL;
rd_kafka_queue_t *rkqu = NULL;
int current, p, i = 0;
int32_t partition = 0;
int64_t start;
struct consume_cb_params cb_params = {item_count, return_value, NULL, 0, 0, 0};
//check for NULL pointers, all arguments are required!
if (rk == NULL || return_value == NULL || topic == NULL || offset == NULL || strlen(offset) == 0)
return;
if (!strcmp(offset, "end"))
start = RD_KAFKA_OFFSET_END;
else if (!strcmp(offset, "beginning"))
start = RD_KAFKA_OFFSET_BEGINNING;
else if (!strcmp(offset, "stored"))
start = RD_KAFKA_OFFSET_STORED;
else
start = strtoll(offset, NULL, 10);
/* Topic configuration */
conf = rd_kafka_topic_conf_new();
/* Disable autocommit, queue_consume sets offsets automatically */
if (rd_kafka_topic_conf_set(conf, "auto.commit.enable", "false", errstr, sizeof(errstr)) != RD_KAFKA_CONF_OK)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(
LOG_WARNING,
"failed to turn autocommit off consuming %d messages (start offset %"PRId64") from topic %s: %s",
item_count,
start,
topic,
errstr
);
}
cb_params.auto_commit = 1;
}
/* Create topic */
rkt = rd_kafka_topic_new(rk, topic, conf);
if (!rkt)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_INFO, "phpkafka - Failed to read %s from %"PRId64" (%s)", topic, start, offset);
}
return;
}
rkqu = rd_kafka_queue_new(rk);
if (RD_KAFKA_RESP_ERR_NO_ERROR == rd_kafka_metadata(rk, 0, rkt, &meta, 5))
{
p = meta->topics->partition_cnt;
cb_params.partition_ends = calloc(sizeof *cb_params.partition_ends, p);
if (cb_params.partition_ends == NULL)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_INFO, "phpkafka - Failed to read %s from %"PRId64" (%s)", topic, start, offset);
}
rd_kafka_metadata_destroy(meta);
meta = NULL;
rd_kafka_queue_destroy(rkqu);
rd_kafka_topic_destroy(rkt);
return;
}
cb_params.eop = p;
for (i=0;i<p;++i)
{
partition = meta->topics[0].partitions[i].id;
if (rd_kafka_consume_start_queue(rkt, partition, start, rkqu))
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_ERR,
"Failed to start consuming topic %s [%"PRId32"]: %s",
topic, partition, offset
);
}
continue;
}
}
while(cb_params.read_count && cb_params.eop)
rd_kafka_consume_callback_queue(rkqu, 200, queue_consume, &cb_params);
free(cb_params.partition_ends);
cb_params.partition_ends = NULL;
for (i=0;i<p;++i)
{
partition = meta->topics[0].partitions[i].id;
rd_kafka_consume_stop(rkt, partition);
}
rd_kafka_metadata_destroy(meta);
meta = NULL;
rd_kafka_queue_destroy(rkqu);
while(rd_kafka_outq_len(rk) > 0)
rd_kafka_poll(rk, 50);
rd_kafka_topic_destroy(rkt);
}
if (meta)
rd_kafka_metadata_destroy(meta);
}
int kafka_produce(rd_kafka_t *r, char* topic, char* msg, int msg_len, int report, long timeout)
{
char errstr[512];
rd_kafka_topic_t *rkt;
struct produce_cb_params pcb = {1, 0, 0, 0, 0, NULL};
void *opaque;
int partition = RD_KAFKA_PARTITION_UA;
//decide whether to pass callback params or not...
if (report)
opaque = &pcb;
else
opaque = NULL;
rd_kafka_topic_conf_t *topic_conf;
if (r == NULL)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_ERR, "phpkafka - no connection to produce to topic: %s", topic);
}
return -2;
}
/* Topic configuration */
topic_conf = rd_kafka_topic_conf_new();
char timeoutStr[64];
snprintf(timeoutStr, 64, "%lu", timeout);
if (rd_kafka_topic_conf_set(topic_conf, "message.timeout.ms", timeoutStr, errstr, sizeof(errstr)) != RD_KAFKA_CONF_OK)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(
LOG_ERR,
"Failed to configure topic param 'message.timeout.ms' to %lu before producing; config err was: %s",
timeout,
errstr
);
}
rd_kafka_topic_conf_destroy(topic_conf);
return -3;
}
/* Create topic */
rkt = rd_kafka_topic_new(r, topic, topic_conf);
if (rd_kafka_produce(rkt, partition,
RD_KAFKA_MSG_F_COPY,
/* Payload and length */
msg, msg_len,
/* Optional key and its length */
NULL, 0,
/* Message opaque, provided in
* delivery report callback as
* msg_opaque. */
opaque) == -1) {
if (log_level) {
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_INFO, "phpkafka - %% Failed to produce to topic %s "
"partition %i: %s",
rd_kafka_topic_name(rkt), partition,
rd_kafka_err2str(
rd_kafka_errno2err(errno)));
}
rd_kafka_topic_destroy(rkt);
return -1;
}
/* Poll to handle delivery reports */
rd_kafka_poll(r, 0);
/* Wait for messages to be delivered */
while (report && pcb.msg_count && rd_kafka_outq_len(r) > 0)
rd_kafka_poll(r, 10);
//set global to NULL again
rd_kafka_topic_destroy(rkt);
return 0;
}
int kafka_produce_batch(rd_kafka_t *r, char *topic, char **msg, int *msg_len, int msg_cnt, int report, long timeout)
{
char errstr[512];
rd_kafka_topic_t *rkt;
struct produce_cb_params pcb = {msg_cnt, 0, 0, 0, 0, NULL};
void *opaque;
int partition = RD_KAFKA_PARTITION_UA;
int i,
err_cnt = 0;
if (report)
opaque = &pcb;
else
opaque = NULL;
rd_kafka_topic_conf_t *topic_conf;
if (r == NULL)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_ERR, "phpkafka - no connection to produce to topic: %s", topic);
}
return -2;
}
/* Topic configuration */
topic_conf = rd_kafka_topic_conf_new();
char timeoutStr[64];
snprintf(timeoutStr, 64, "%lu", timeout);
if (rd_kafka_topic_conf_set(topic_conf, "message.timeout.ms", timeoutStr, errstr, sizeof(errstr)) != RD_KAFKA_CONF_OK)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(
LOG_ERR,
"Failed to configure topic param 'message.timeout.ms' to %lu before producing; config err was: %s",
timeout,
errstr
);
}
rd_kafka_topic_conf_destroy(topic_conf);
return -3;
}
/* Create topic */
rkt = rd_kafka_topic_new(r, topic, topic_conf);
//do we have VLA?
rd_kafka_message_t *messages = calloc(sizeof *messages, msg_cnt);
if (messages == NULL)
{//fallback to individual produce calls
for (i=0;i<msg_cnt;++i)
{
if (rd_kafka_produce(rkt, partition, RD_KAFKA_MSG_F_COPY, msg[i], msg_len[i], NULL, 0, opaque) == -1)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_INFO, "phpkafka - %% Failed to produce to topic %s "
"partition %i: %s",
rd_kafka_topic_name(rkt), partition,
rd_kafka_err2str(
rd_kafka_errno2err(errno)));
}
}
}
}
else
{
for (i=0;i<msg_cnt;++i)
{
messages[i].payload = msg[i];
messages[i].len = msg_len[i];
}
i = rd_kafka_produce_batch(rkt, partition, RD_KAFKA_MSG_F_COPY, messages, msg_cnt);
if (i < msg_cnt)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_WARNING, "Failed to queue full message batch, %d of %d were put in queue", i, msg_cnt);
}
}
err_cnt = msg_cnt - i;
free(messages);
messages = NULL;
}
/* Poll to handle delivery reports */
rd_kafka_poll(r, 0);
/* Wait for messages to be delivered */
while (report && pcb.msg_count && rd_kafka_outq_len(r) > 0)
rd_kafka_poll(r, 10);
//set global to NULL again
rd_kafka_topic_destroy(rkt);
if (report)
err_cnt = pcb.err_count;
return err_cnt;
}
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];
const char *debug = NULL;
int64_t start_offset = 0;
int report_offsets = 0;
int do_conf_dump = 0;
quiet = !isatty(STDIN_FILENO);
/* Kafka configuration */
conf = rd_kafka_conf_new();
/* Topic configuration */
topic_conf = rd_kafka_topic_conf_new();
while ((opt = getopt(argc, argv, "PCLt:p:b:z:qd:o:eX:A")) != -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':
if (!strcmp(optarg, "end"))
start_offset = RD_KAFKA_OFFSET_END;
else if (!strcmp(optarg, "beginning"))
start_offset = RD_KAFKA_OFFSET_BEGINNING;
else if (!strcmp(optarg, "stored"))
start_offset = RD_KAFKA_OFFSET_STORED;
else if (!strcmp(optarg, "report"))
report_offsets = 1;
else
start_offset = strtoll(optarg, NULL, 10);
break;
case 'e':
exit_eof = 1;
break;
case 'd':
debug = optarg;
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, '='))) {
fprintf(stderr, "%% Expected "
"-X property=value, not %s\n", name);
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 < 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"
" -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"
" -q Be quiet\n"
" -A Raw payload output (consumer)\n"
" %s\n"
" -X <prop=name> Set arbitrary librdkafka "
"configuration property\n"
" Properties prefixed with \"topic.\" "
"will be set on topic object.\n"
" Use '-X list' to see the full list\n"
" of supported properties.\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);
}
signal(SIGINT, stop);
signal(SIGUSR1, sig_usr1);
if (debug &&
rd_kafka_conf_set(conf, "debug", debug, errstr, sizeof(errstr)) !=
RD_KAFKA_CONF_OK) {
fprintf(stderr, "%% Debug configuration failed: %s: %s\n",
errstr, debug);
exit(1);
}
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);
}
/* Set logger */
rd_kafka_set_logger(rk, logger);
rd_kafka_set_log_level(rk, LOG_DEBUG);
/* 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);
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_errno2err(errno)));
/* 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 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);
}
/* Set logger */
rd_kafka_set_logger(rk, logger);
rd_kafka_set_log_level(rk, LOG_DEBUG);
/* 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);
/* Start consuming */
if (rd_kafka_consume_start(rkt, partition, start_offset) == -1){
fprintf(stderr, "%% Failed to start consuming: %s\n",
rd_kafka_err2str(rd_kafka_errno2err(errno)));
exit(1);
}
while (run) {
rd_kafka_message_t *rkmessage;
/* 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);
}
/* Stop consuming */
rd_kafka_consume_stop(rkt, partition);
rd_kafka_topic_destroy(rkt);
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);
}
/* Set logger */
rd_kafka_set_logger(rk, logger);
rd_kafka_set_log_level(rk, LOG_DEBUG);
/* 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);
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 the handle */
rd_kafka_destroy(rk);
/* Exit right away, dont wait for background cleanup, we haven't
* done anything important anyway. */
exit(err ? 2 : 0);
}
/* Let background threads clean up and terminate cleanly. */
rd_kafka_wait_destroyed(2000);
return 0;
}
int main (int argc, char **argv) {
char *conf_path = ZKS_CONF_PATH_DEFAULT;
char *pidfile_path = ZKS_PIDFILE_PATH_DEFAULT;
char errstr[512];
char c;
/* Default configuration */
conf.run = 1;
conf.log_level = 6;
conf.daemonize = 1;
conf.zmq_socket_type = ZMQ_PULL;
conf.kafka_partition = RD_KAFKA_PARTITION_UA; /* Random partitioning */
conf.rk_conf = rd_kafka_conf_new();
conf.rkt_conf = rd_kafka_topic_conf_new();
conf.flags |= CONF_F_LOG_KAFKA_MSG_ERROR;
/* Parse command line arguments */
while ((c = getopt(argc, argv, "c:p:dDh")) != -1) {
switch (c)
{
case 'c':
conf_path = optarg;
break;
case 'p':
pidfile_path = optarg;
break;
case 'd':
conf.log_level = 7;
break;
case 'D':
conf.daemonize = 0;
break;
case 'h':
default:
usage(argv[0]);
break;
}
}
/* Read config file */
if (ezd_conf_file_read(conf_path, conf_set,
errstr, sizeof(errstr), NULL) == -1) {
fprintf(stderr, "%s\n", errstr);
exit(1);
}
/* Go to background if configured to do so */
if (conf.daemonize) {
if (ezd_daemon(10, errstr, sizeof(errstr)) == -1) {
fprintf(stderr, "%s\n", errstr);
exit(1);
}
/* We're now in the child process */
}
/* Check and create pidfile */
if (ezd_pidfile_open(pidfile_path, errstr, sizeof(errstr)) == -1) {
fprintf(stderr, "%s\n", errstr);
exit(1);
}
/* Set up logging output to syslog */
openlog("zmq2kafka-streamer",
LOG_PID | (!conf.daemonize ? LOG_PERROR : 0), LOG_DAEMON);
/* Start ZeroMQ interface */
if (zif_start(errstr, sizeof(errstr)) == -1) {
fprintf(stderr, "%s\n", errstr);
exit(1);
}
/* Start Kafka interface */
if (kif_start(errstr, sizeof(errstr)) == -1) {
fprintf(stderr, "%s\n", errstr);
exit(1);
}
/* Finalize daemonization */
if (conf.daemonize)
ezd_daemon_started();
/* Termination signal setup */
signal(SIGINT, term);
signal(SIGTERM, term);
/* Main loop */
while (conf.run) {
/* Poll Kafka for delivery report callbacks. */
rd_kafka_poll(conf.rk, 1000);
}
/* Termination */
zif_stop();
kif_stop();
ezd_pidfile_close();
exit(0);
}
VCL_STRING
vmod_send_msg(const struct vrt_ctx *ctx, VCL_STRING broker, VCL_STRING topic_name, VCL_STRING name)
{
char *p;
unsigned u, v;
char errstr[512];
char *brokers = (char*)broker;
char *topic = (char*)topic_name;
rd_kafka_topic_t *rkt;
int partition = RD_KAFKA_PARTITION_UA;
u = WS_Reserve(ctx->ws, 0); /* Reserve some work space */
p = ctx->ws->f; /* Front of workspace area */
v = snprintf(p, u, "%s", name);
v++;
if (v > u) {
/* No space, reset and leave */
WS_Release(ctx->ws, 0);
return (NULL);
}
/* Update work space with what we've used */
WS_Release(ctx->ws, v);
/*
* Producer
*/
//char buf[2048];
//char *buf= "essai de test du Test msg sur topic fred";
char *buf= name;
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. */
// 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);
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_errno2err(errno)));
/* Poll to handle delivery reports */
rd_kafka_poll(rk, 0);
exit(2);
}
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 ( 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);
return (p);
}
int main (int argc, char **argv) {
if (argc < 0 /* always false */) {
rd_kafka_version();
rd_kafka_version_str();
rd_kafka_err2str(RD_KAFKA_RESP_ERR_NO_ERROR);
rd_kafka_errno2err(EINVAL);
rd_kafka_conf_new();
rd_kafka_conf_destroy(NULL);
rd_kafka_conf_dup(NULL);
rd_kafka_conf_set(NULL, NULL, NULL, NULL, 0);
rd_kafka_conf_set_dr_cb(NULL, NULL);
rd_kafka_conf_set_dr_msg_cb(NULL, NULL);
rd_kafka_conf_set_error_cb(NULL, NULL);
rd_kafka_conf_set_stats_cb(NULL, NULL);
rd_kafka_conf_set_log_cb(NULL, NULL);
rd_kafka_conf_set_socket_cb(NULL, NULL);
rd_kafka_conf_set_open_cb(NULL, NULL);
rd_kafka_conf_set_opaque(NULL, NULL);
rd_kafka_opaque(NULL);
rd_kafka_conf_dump(NULL, NULL);
rd_kafka_topic_conf_dump(NULL, NULL);
rd_kafka_conf_dump_free(NULL, 0);
rd_kafka_conf_properties_show(NULL);
rd_kafka_topic_conf_new();
rd_kafka_topic_conf_dup(NULL);
rd_kafka_topic_conf_destroy(NULL);
rd_kafka_topic_conf_set(NULL, NULL, NULL, NULL, 0);
rd_kafka_topic_conf_set_opaque(NULL, NULL);
rd_kafka_topic_conf_set_partitioner_cb(NULL, NULL);
rd_kafka_topic_partition_available(NULL, 0);
rd_kafka_msg_partitioner_random(NULL, NULL, 0, 0, NULL, NULL);
rd_kafka_new(0, NULL, NULL, 0);
rd_kafka_destroy(NULL);
rd_kafka_name(NULL);
rd_kafka_topic_new(NULL, NULL, NULL);
rd_kafka_topic_destroy(NULL);
rd_kafka_topic_name(NULL);
rd_kafka_message_destroy(NULL);
rd_kafka_message_errstr(NULL);
rd_kafka_consume_start(NULL, 0, 0);
rd_kafka_consume_stop(NULL, 0);
rd_kafka_consume(NULL, 0, 0);
rd_kafka_consume_batch(NULL, 0, 0, NULL, 0);
rd_kafka_consume_callback(NULL, 0, 0, NULL, NULL);
rd_kafka_offset_store(NULL, 0, 0);
rd_kafka_produce(NULL, 0, 0, NULL, 0, NULL, 0, NULL);
rd_kafka_poll(NULL, 0);
rd_kafka_brokers_add(NULL, NULL);
rd_kafka_set_logger(NULL, NULL);
rd_kafka_set_log_level(NULL, 0);
rd_kafka_log_print(NULL, 0, NULL, NULL);
rd_kafka_log_syslog(NULL, 0, NULL, NULL);
rd_kafka_outq_len(NULL);
rd_kafka_dump(NULL, NULL);
rd_kafka_thread_cnt();
rd_kafka_wait_destroyed(0);
rd_kafka_metadata(NULL, 0, NULL, NULL, 0);
rd_kafka_metadata_destroy(NULL);
}
return 0;
}
/**
* @brief Get all partitions for topic and their beginning offsets, useful
* if we're consuming messages without knowing the actual partition beforehand
* @param int **partitions should be pointer to NULL, will be allocated here
* @param const char * topic topic name
* @return int (0 == meta error, -2: no connection, -1: allocation error, all others indicate success (nr of elems in array))
*/
int kafka_partition_offsets(rd_kafka_t *r, long **partitions, const char *topic)
{
rd_kafka_topic_t *rkt = NULL;
rd_kafka_topic_conf_t *conf = NULL;
rd_kafka_queue_t *rkqu = NULL;
struct consume_cb_params cb_params = {0, NULL, NULL, 0, 0, 0};
int i = 0;
//make life easier, 1 level of indirection...
long *values = *partitions;
//connect as consumer if required
if (r == NULL)
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_ERR, "phpkafka - no connection to get offsets of topic: %s", topic);
}
return -2;
}
/* Topic configuration */
conf = rd_kafka_topic_conf_new();
/* Create topic */
rkt = rd_kafka_topic_new(r, topic, conf);
rkqu = rd_kafka_queue_new(rk);
const struct rd_kafka_metadata *meta = NULL;
if (RD_KAFKA_RESP_ERR_NO_ERROR == rd_kafka_metadata(r, 0, rkt, &meta, 5))
{
values = realloc(values, meta->topics->partition_cnt * sizeof *values);
if (values == NULL)
{
*partitions = values;//possible corrupted pointer now
//free metadata, return error
rd_kafka_metadata_destroy(meta);
return -1;
}
//we need eop to reach 0, if there are 4 partitions, start at 3 (0, 1, 2, 3)
cb_params.eop = meta->topics->partition_cnt -1;
cb_params.partition_offset = values;
for (i=0;i<meta->topics->partition_cnt;++i)
{
//initialize: set to -2 for callback
values[i] = -2;
if (rd_kafka_consume_start_queue(rkt, meta->topics->partitions[i].id, RD_KAFKA_OFFSET_BEGINNING, rkqu))
{
if (log_level)
{
openlog("phpkafka", 0, LOG_USER);
syslog(LOG_ERR,
"Failed to start consuming topic %s [%"PRId32"]",
topic, meta->topics->partitions[i].id
);
}
continue;
}
}
//eiter eop reached 0, or the read errors >= nr of partitions
//either way, we've consumed a message from each partition, and therefore, we're done
while(cb_params.eop && cb_params.error_count < meta->topics->partition_cnt)
rd_kafka_consume_callback_queue(rkqu, 100, offset_queue_consume, &cb_params);
//stop consuming for all partitions
for (i=0;i<meta->topics->partition_cnt;++i)
rd_kafka_consume_stop(rkt, meta->topics[0].partitions[i].id);
rd_kafka_queue_destroy(rkqu);
//do we need this poll here?
while(rd_kafka_outq_len(r) > 0)
rd_kafka_poll(r, 5);
//let's be sure to pass along the correct values here...
*partitions = values;
i = meta->topics->partition_cnt;
}
if (meta)
rd_kafka_metadata_destroy(meta);
rd_kafka_topic_destroy(rkt);
return i;
}
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();
/* Create topic with single partition, for simplicity. */
test_create_topic(topic, 1, 1);
test_conf_init(&conf, NULL, 15*60*2); // msgcnt * 2);
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);
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, &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, &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, &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;
}
