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/*
* librdkafka - Apache Kafka C library
*
* Copyright (c) 2020, Magnus Edenhill
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <iostream>
#include <map>
#include <cstring>
#include <cstdlib>
#include "testcpp.h"
/**
* @brief Let FetchRequests fail with authorization failure.
*
*/
static void do_test_fetch_unauth() {
Test::Say(tostr() << _C_MAG << "[ Test unauthorized Fetch ]\n");
std::string topic = Test::mk_topic_name("0119-fetch_unauth", 1);
RdKafka::Conf *conf;
Test::conf_init(&conf, NULL, 20);
Test::conf_set(conf, "group.id", topic);
std::string bootstraps;
if (conf->get("bootstrap.servers", bootstraps) != RdKafka::Conf::CONF_OK)
Test::Fail("Failed to retrieve bootstrap.servers");
std::string errstr;
RdKafka::KafkaConsumer *c = RdKafka::KafkaConsumer::create(conf, errstr);
if (!c)
Test::Fail("Failed to create KafkaConsumer: " + errstr);
delete conf;
/* Create topic */
const int partition_cnt = 3;
Test::create_topic(NULL, topic.c_str(), partition_cnt, 1);
/* Produce messages */
test_produce_msgs_easy(topic.c_str(), 0, RdKafka::Topic::PARTITION_UA, 1000);
/* Add ACLs:
* Allow Describe (Metadata)
* Deny Read (Fetch)
*/
test_kafka_cmd(
"kafka-acls.sh --bootstrap-server %s "
"--add --allow-principal 'User:*' "
"--operation Describe --allow-host '*' "
"--topic '%s'",
bootstraps.c_str(), topic.c_str());
test_kafka_cmd(
"kafka-acls.sh --bootstrap-server %s "
"--add --deny-principal 'User:*' "
"--operation Read --deny-host '*' "
"--topic '%s'",
bootstraps.c_str(), topic.c_str());
Test::subscribe(c, topic);
int auth_err_cnt = 0;
/* Consume for 15s (30*0.5), counting the number of auth errors,
* should only see one error per consumed partition, and no messages. */
for (int i = 0; i < 30; i++) {
RdKafka::Message *msg;
msg = c->consume(500);
TEST_ASSERT(msg, "Expected msg");
switch (msg->err()) {
case RdKafka::ERR__TIMED_OUT:
break;
case RdKafka::ERR_NO_ERROR:
Test::Fail("Did not expect a valid message");
break;
case RdKafka::ERR_TOPIC_AUTHORIZATION_FAILED:
Test::Say(tostr() << "Consumer error on " << msg->topic_name() << " ["
<< msg->partition() << "]: " << msg->errstr() << "\n");
if (auth_err_cnt++ > partition_cnt)
Test::Fail(
"Too many auth errors received, "
"expected same as number of partitions");
break;
default:
Test::Fail(tostr() << "Unexpected consumer error on " << msg->topic_name()
<< " [" << msg->partition() << "]: " << msg->errstr());
break;
}
delete msg;
}
TEST_ASSERT(auth_err_cnt == partition_cnt,
"Expected exactly %d auth errors, saw %d", partition_cnt,
auth_err_cnt);
delete c;
Test::Say(tostr() << _C_GRN << "[ Test unauthorized Fetch PASS ]\n");
}
extern "C" {
int main_0119_consumer_auth(int argc, char **argv) {
/* We can't bother passing Java security config to kafka-acls.sh */
if (test_needs_auth()) {
Test::Skip("Cluster authentication required\n");
return 0;
}
do_test_fetch_unauth();
return 0;
}
}
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