static PyObject *Consumer_assignment (Handle *self, PyObject *args,
PyObject *kwargs) {
PyObject *plist;
rd_kafka_topic_partition_list_t *c_parts;
rd_kafka_resp_err_t err;
if (!self->rk) {
PyErr_SetString(PyExc_RuntimeError,
"Consumer closed");
return NULL;
}
err = rd_kafka_assignment(self->rk, &c_parts);
if (err) {
cfl_PyErr_Format(err,
"Failed to get assignment: %s",
rd_kafka_err2str(err));
return NULL;
}
plist = c_parts_to_py(c_parts);
rd_kafka_topic_partition_list_destroy(c_parts);
return plist;
}
RdKafka::ErrorCode
RdKafka::KafkaConsumerImpl::assignment (std::vector<RdKafka::TopicPartition*> &partitions) {
rd_kafka_topic_partition_list_t *c_parts;
rd_kafka_resp_err_t err;
if ((err = rd_kafka_assignment(rk_, &c_parts)))
return static_cast<RdKafka::ErrorCode>(err);
partitions.resize(c_parts->cnt);
for (int i = 0 ; i < c_parts->cnt ; i++)
partitions[i] = new RdKafka::TopicPartitionImpl(&c_parts->elems[i]);
rd_kafka_topic_partition_list_destroy(c_parts);
return RdKafka::ERR_NO_ERROR;
}
int main_0093_holb_consumer (int argc, char **argv) {
const char *topic = test_mk_topic_name("0093_holb_consumer", 1);
int64_t testid;
const int msgcnt = 100;
struct _consumer c[_CONSUMER_CNT] = RD_ZERO_INIT;
rd_kafka_conf_t *conf;
testid = test_id_generate();
test_conf_init(&conf, NULL, 60);
test_create_topic(topic, 1, 1);
test_produce_msgs_easy(topic, testid, 0, msgcnt);
test_conf_set(conf, "session.timeout.ms", "6000");
test_conf_set(conf, "max.poll.interval.ms", "20000");
test_conf_set(conf, "socket.timeout.ms", "3000");
test_conf_set(conf, "auto.offset.reset", "earliest");
/* Trigger other requests often */
test_conf_set(conf, "topic.metadata.refresh.interval.ms", "500");
rd_kafka_conf_set_rebalance_cb(conf, rebalance_cb);
rd_kafka_conf_set_opaque(conf, &c[0]);
c[0].rk = test_create_consumer(topic, NULL,
rd_kafka_conf_dup(conf), NULL);
rd_kafka_conf_set_opaque(conf, &c[1]);
c[1].rk = test_create_consumer(topic, NULL, conf, NULL);
test_consumer_subscribe(c[0].rk, topic);
/* c0: assign */
c[0].max_rebalance_cnt = 1;
/* c1: none, hasn't joined yet */
c[1].max_rebalance_cnt = 0;
TEST_SAY("Waiting for c[0] assignment\n");
while (1) {
rd_kafka_topic_partition_list_t *parts = NULL;
do_consume(&c[0], 1/*1s*/);
if (rd_kafka_assignment(c[0].rk, &parts) !=
RD_KAFKA_RESP_ERR_NO_ERROR ||
!parts || parts->cnt == 0) {
if (parts)
rd_kafka_topic_partition_list_destroy(parts);
continue;
}
TEST_SAY("%s got assignment of %d partition(s)\n",
rd_kafka_name(c[0].rk), parts->cnt);
rd_kafka_topic_partition_list_destroy(parts);
break;
}
TEST_SAY("c[0] got assignment, consuming..\n");
do_consume(&c[0], 5/*5s*/);
TEST_SAY("Joining second consumer\n");
test_consumer_subscribe(c[1].rk, topic);
/* Just poll second consumer for 10s, the rebalance will not
* finish until the first consumer polls */
do_consume(&c[1], 10/*10s*/);
/* c0: the next call to do_consume/poll will trigger
* its rebalance callback, first revoke then assign. */
c[0].max_rebalance_cnt += 2;
/* c1: first rebalance */
c[1].max_rebalance_cnt++;
TEST_SAY("Expected rebalances: c[0]: %d/%d, c[1]: %d/%d\n",
c[0].rebalance_cnt, c[0].max_rebalance_cnt,
c[1].rebalance_cnt, c[1].max_rebalance_cnt);
/* Let rebalances kick in, then consume messages. */
while (c[0].cnt + c[1].cnt < msgcnt) {
do_consume(&c[0], 0);
do_consume(&c[1], 0);
}
/* Allow the extra revoke rebalance on close() */
c[0].max_rebalance_cnt++;
c[1].max_rebalance_cnt++;
test_consumer_close(c[0].rk);
test_consumer_close(c[1].rk);
rd_kafka_destroy(c[0].rk);
rd_kafka_destroy(c[1].rk);
return 0;
}
static void do_offset_test (const char *what, int auto_commit, int auto_store,
int async) {
test_timing_t t_all;
char groupid[64];
rd_kafka_t *rk;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *tconf;
int cnt = 0;
const int extra_cnt = 5;
rd_kafka_resp_err_t err;
rd_kafka_topic_partition_list_t *parts;
rd_kafka_topic_partition_t *rktpar;
int64_t next_offset = -1;
test_conf_init(&conf, &tconf, 20);
test_conf_set(conf, "enable.auto.commit", auto_commit ? "true":"false");
test_conf_set(conf, "enable.auto.offset.store", auto_store ?"true":"false");
test_conf_set(conf, "auto.commit.interval.ms", "500");
rd_kafka_conf_set_offset_commit_cb(conf, offset_commit_cb);
test_topic_conf_set(tconf, "auto.offset.reset", "smallest");
test_str_id_generate(groupid, sizeof(groupid));
test_conf_set(conf, "group.id", groupid);
rd_kafka_conf_set_default_topic_conf(conf, tconf);
TEST_SAY(_C_MAG "[ do_offset_test: %s with group.id %s ]\n",
what, groupid);
TIMING_START(&t_all, what);
expected_offset = 0;
committed_offset = -1;
/* MO:
* - Create consumer.
* - Start consuming from beginning
* - Perform store & commits according to settings
* - Stop storing&committing when half of the messages are consumed,
* - but consume 5 more to check against.
* - Query position.
* - Destroy consumer.
* - Create new consumer with same group.id using stored offsets
* - Should consume the expected message.
*/
/* Create kafka instance */
rk = test_create_handle(RD_KAFKA_CONSUMER, rd_kafka_conf_dup(conf));
rd_kafka_poll_set_consumer(rk);
test_consumer_subscribe(rk, topic);
while (cnt - extra_cnt < msgcnt / 2) {
rd_kafka_message_t *rkm;
rkm = rd_kafka_consumer_poll(rk, 10*1000);
if (!rkm)
continue;
if (rkm->err == RD_KAFKA_RESP_ERR__TIMED_OUT)
TEST_FAIL("%s: Timed out waiting for message %d", what,cnt);
else if (rkm->err == RD_KAFKA_RESP_ERR__PARTITION_EOF) {
rd_kafka_message_destroy(rkm);
continue;
} else if (rkm->err)
TEST_FAIL("%s: Consumer error: %s",
what, rd_kafka_message_errstr(rkm));
/* Offset of next message. */
next_offset = rkm->offset + 1;
if (cnt < msgcnt / 2) {
if (!auto_store) {
err = rd_kafka_offset_store(rkm->rkt,rkm->partition,
rkm->offset);
if (err)
TEST_FAIL("%s: offset_store failed: %s\n",
what, rd_kafka_err2str(err));
}
expected_offset = rkm->offset+1;
if (!auto_commit) {
test_timing_t t_commit;
TIMING_START(&t_commit,
async?"commit.async":"commit.sync");
err = rd_kafka_commit_message(rk, rkm, async);
TIMING_STOP(&t_commit);
if (err)
TEST_FAIL("%s: commit failed: %s\n",
what, rd_kafka_err2str(err));
}
} else if (auto_store && auto_commit)
expected_offset = rkm->offset+1;
rd_kafka_message_destroy(rkm);
cnt++;
}
TEST_SAY("%s: done consuming after %d messages, at offset %"PRId64"\n",
what, cnt, expected_offset);
if ((err = rd_kafka_assignment(rk, &parts)))
TEST_FAIL("%s: failed to get assignment(): %s\n",
what, rd_kafka_err2str(err));
/* Verify position */
if ((err = rd_kafka_position(rk, parts)))
TEST_FAIL("%s: failed to get position(): %s\n",
what, rd_kafka_err2str(err));
if (!(rktpar = rd_kafka_topic_partition_list_find(parts,
topic, partition)))
TEST_FAIL("%s: position(): topic lost\n", what);
if (rktpar->offset != next_offset)
TEST_FAIL("%s: Expected position() offset %"PRId64", got %"PRId64,
what, next_offset, rktpar->offset);
TEST_SAY("%s: Position is at %"PRId64", good!\n",
what, rktpar->offset);
/* Pause messages while waiting so we can serve callbacks
* without having more messages received. */
if ((err = rd_kafka_pause_partitions(rk, parts)))
TEST_FAIL("%s: failed to pause partitions: %s\n",
what, rd_kafka_err2str(err));
rd_kafka_topic_partition_list_destroy(parts);
/* Fire off any enqueued offset_commit_cb */
test_consumer_poll_no_msgs(what, rk, testid, 0);
TEST_SAY("%s: committed_offset %"PRId64", expected_offset %"PRId64"\n",
what, committed_offset, expected_offset);
if (!auto_commit && !async) {
/* Sync commits should be up to date at this point. */
if (committed_offset != expected_offset)
TEST_FAIL("%s: Sync commit: committed offset %"PRId64
" should be same as expected offset "
"%"PRId64,
what, committed_offset, expected_offset);
} else {
/* Wait for offset commits to catch up */
while (committed_offset < expected_offset) {
TEST_SAYL(3, "%s: Wait for committed offset %"PRId64
" to reach expected offset %"PRId64"\n",
what, committed_offset, expected_offset);
test_consumer_poll_no_msgs(what, rk, testid, 1000);
}
}
TEST_SAY("%s: phase 1 complete, %d messages consumed, "
"next expected offset is %"PRId64"\n",
what, cnt, expected_offset);
/* Issue #827: cause committed() to return prematurely by specifying
* low timeout. The bug (use after free) will only
* be catched by valgrind. */
do {
parts = rd_kafka_topic_partition_list_new(1);
rd_kafka_topic_partition_list_add(parts, topic, partition);
err = rd_kafka_committed(rk, parts, 1);
rd_kafka_topic_partition_list_destroy(parts);
TEST_SAY("Issue #827: committed() returned %s\n",
rd_kafka_err2str(err));
} while (err != RD_KAFKA_RESP_ERR__TIMED_OUT);
/* Query position */
parts = rd_kafka_topic_partition_list_new(1);
rd_kafka_topic_partition_list_add(parts, topic, partition);
err = rd_kafka_committed(rk, parts, tmout_multip(5*1000));
if (err)
TEST_FAIL("%s: committed() failed: %s", what, rd_kafka_err2str(err));
if (!(rktpar = rd_kafka_topic_partition_list_find(parts,
topic, partition)))
TEST_FAIL("%s: committed(): topic lost\n", what);
if (rktpar->offset != expected_offset)
TEST_FAIL("%s: Expected committed() offset %"PRId64", got %"PRId64,
what, expected_offset, rktpar->offset);
TEST_SAY("%s: Committed offset is at %"PRId64", good!\n",
what, rktpar->offset);
rd_kafka_topic_partition_list_destroy(parts);
test_consumer_close(rk);
rd_kafka_destroy(rk);
/* Fire up a new consumer and continue from where we left off. */
TEST_SAY("%s: phase 2: starting new consumer to resume consumption\n",what);
rk = test_create_handle(RD_KAFKA_CONSUMER, conf);
rd_kafka_poll_set_consumer(rk);
test_consumer_subscribe(rk, topic);
while (cnt < msgcnt) {
rd_kafka_message_t *rkm;
rkm = rd_kafka_consumer_poll(rk, 10*1000);
if (!rkm)
continue;
if (rkm->err == RD_KAFKA_RESP_ERR__TIMED_OUT)
TEST_FAIL("%s: Timed out waiting for message %d", what,cnt);
else if (rkm->err == RD_KAFKA_RESP_ERR__PARTITION_EOF) {
rd_kafka_message_destroy(rkm);
continue;
} else if (rkm->err)
TEST_FAIL("%s: Consumer error: %s",
what, rd_kafka_message_errstr(rkm));
if (rkm->offset != expected_offset)
TEST_FAIL("%s: Received message offset %"PRId64
", expected %"PRId64" at msgcnt %d/%d\n",
what, rkm->offset, expected_offset,
cnt, msgcnt);
rd_kafka_message_destroy(rkm);
expected_offset++;
cnt++;
}
TEST_SAY("%s: phase 2: complete\n", what);
test_consumer_close(rk);
rd_kafka_destroy(rk);
TIMING_STOP(&t_all);
}
int main_0049_consume_conn_close (int argc, char **argv) {
rd_kafka_t *rk;
const char *topic = test_mk_topic_name("0049_consume_conn_close", 1);
uint64_t testid;
int msgcnt = test_on_ci ? 1000 : 10000;
test_msgver_t mv;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *tconf;
rd_kafka_topic_partition_list_t *assignment;
rd_kafka_resp_err_t err;
if (!test_conf_match(NULL, "sasl.mechanisms", "GSSAPI")) {
TEST_SKIP("KNOWN ISSUE: ApiVersionRequest+SaslHandshake "
"will not play well with sudden disconnects\n");
return 0;
}
test_conf_init(&conf, &tconf, 60);
/* Want an even number so it is divisable by two without surprises */
msgcnt = (msgcnt / (int)test_timeout_multiplier) & ~1;
testid = test_id_generate();
test_produce_msgs_easy(topic, testid, RD_KAFKA_PARTITION_UA, msgcnt);
test_socket_enable(conf);
test_curr->connect_cb = connect_cb;
test_curr->is_fatal_cb = is_fatal_cb;
test_topic_conf_set(tconf, "auto.offset.reset", "smallest");
rk = test_create_consumer(topic, NULL, conf, tconf);
test_consumer_subscribe(rk, topic);
test_msgver_init(&mv, testid);
test_consumer_poll("consume.up", rk, testid, -1, 0, msgcnt/2, &mv);
err = rd_kafka_assignment(rk, &assignment);
TEST_ASSERT(!err, "assignment() failed: %s", rd_kafka_err2str(err));
TEST_ASSERT(assignment->cnt > 0, "empty assignment");
TEST_SAY("Bringing down the network\n");
TEST_LOCK();
simulate_network_down = 1;
TEST_UNLOCK();
test_socket_close_all(test_curr, 1/*reinit*/);
TEST_SAY("Waiting for session timeout to expire (6s), and then some\n");
/* Commit an offset, which should fail, to trigger the offset commit
* callback fallback (CONSUMER_ERR) */
assignment->elems[0].offset = 123456789;
TEST_SAY("Committing offsets while down, should fail eventually\n");
err = rd_kafka_commit(rk, assignment, 1/*async*/);
TEST_ASSERT(!err, "async commit failed: %s", rd_kafka_err2str(err));
rd_kafka_topic_partition_list_destroy(assignment);
rd_sleep(10);
TEST_SAY("Bringing network back up\n");
TEST_LOCK();
simulate_network_down = 0;
TEST_UNLOCK();
TEST_SAY("Continuing to consume..\n");
test_consumer_poll("consume.up2", rk, testid, -1, msgcnt/2, msgcnt/2,
&mv);
test_msgver_verify("consume", &mv, TEST_MSGVER_ORDER|TEST_MSGVER_DUP,
0, msgcnt);
test_msgver_clear(&mv);
test_consumer_close(rk);
rd_kafka_destroy(rk);
return 0;
}
int main_0006_symbols (int argc, char **argv) {
if (argc < 0 /* always false */) {
rd_kafka_version();
rd_kafka_version_str();
rd_kafka_get_debug_contexts();
rd_kafka_get_err_descs(NULL, NULL);
rd_kafka_err2str(RD_KAFKA_RESP_ERR_NO_ERROR);
rd_kafka_err2name(RD_KAFKA_RESP_ERR_NO_ERROR);
rd_kafka_errno2err(EINVAL);
rd_kafka_errno();
rd_kafka_last_error();
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_rebalance_cb(NULL, NULL);
rd_kafka_conf_set_offset_commit_cb(NULL, NULL);
rd_kafka_conf_set_throttle_cb(NULL, NULL);
rd_kafka_conf_set_default_topic_conf(NULL, NULL);
rd_kafka_conf_get(NULL, NULL, NULL, NULL);
#ifndef _MSC_VER
rd_kafka_conf_set_open_cb(NULL, NULL);
#endif
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_get(NULL, NULL, NULL, NULL);
rd_kafka_topic_conf_set_partitioner_cb(NULL, NULL);
rd_kafka_topic_partition_available(NULL, 0);
rd_kafka_topic_opaque(NULL);
rd_kafka_msg_partitioner_random(NULL, NULL, 0, 0, NULL, NULL);
rd_kafka_msg_partitioner_consistent(NULL, NULL, 0, 0, NULL, NULL);
rd_kafka_msg_partitioner_consistent_random(NULL, NULL, 0, 0, NULL, NULL);
rd_kafka_new(0, NULL, NULL, 0);
rd_kafka_destroy(NULL);
rd_kafka_name(NULL);
rd_kafka_memberid(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_message_timestamp(NULL, 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_produce_batch(NULL, 0, 0, NULL, 0);
rd_kafka_poll(NULL, 0);
rd_kafka_brokers_add(NULL, NULL);
/* DEPRECATED: rd_kafka_set_logger(NULL, NULL); */
rd_kafka_set_log_level(NULL, 0);
rd_kafka_log_print(NULL, 0, NULL, NULL);
#ifndef _MSC_VER
rd_kafka_log_syslog(NULL, 0, NULL, NULL);
#endif
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);
rd_kafka_queue_destroy(NULL);
rd_kafka_consume_start_queue(NULL, 0, 0, NULL);
rd_kafka_consume_queue(NULL, 0);
rd_kafka_consume_batch_queue(NULL, 0, NULL, 0);
rd_kafka_consume_callback_queue(NULL, 0, NULL, NULL);
rd_kafka_seek(NULL, 0, 0, 0);
rd_kafka_yield(NULL);
rd_kafka_mem_free(NULL, NULL);
rd_kafka_list_groups(NULL, NULL, NULL, 0);
rd_kafka_group_list_destroy(NULL);
/* KafkaConsumer API */
rd_kafka_subscribe(NULL, NULL);
rd_kafka_unsubscribe(NULL);
rd_kafka_subscription(NULL, NULL);
rd_kafka_consumer_poll(NULL, 0);
rd_kafka_consumer_close(NULL);
rd_kafka_assign(NULL, NULL);
rd_kafka_assignment(NULL, NULL);
rd_kafka_commit(NULL, NULL, 0);
rd_kafka_commit_message(NULL, NULL, 0);
rd_kafka_committed(NULL, NULL, 0);
rd_kafka_position(NULL, NULL);
/* TopicPartition */
rd_kafka_topic_partition_list_new(0);
rd_kafka_topic_partition_list_destroy(NULL);
rd_kafka_topic_partition_list_add(NULL, NULL, 0);
rd_kafka_topic_partition_list_add_range(NULL, NULL, 0, 0);
rd_kafka_topic_partition_list_del(NULL, NULL, 0);
rd_kafka_topic_partition_list_del_by_idx(NULL, 0);
rd_kafka_topic_partition_list_copy(NULL);
rd_kafka_topic_partition_list_set_offset(NULL, NULL, 0, 0);
rd_kafka_topic_partition_list_find(NULL, NULL, 0);
rd_kafka_query_watermark_offsets(NULL, NULL, 0, NULL, NULL, 0);
rd_kafka_get_watermark_offsets(NULL, NULL, 0, NULL, NULL);
}
return 0;
}
