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/*
* librdkafka - Apache Kafka C library
*
* Copyright (c) 2021, 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.
*/
/**
* Verify that background SASL callback queues work by calling
* a non-polling API after client creation.
*/
#include "testcpp.h"
#include "rdatomic.h"
namespace {
/* Provide our own token refresh callback */
class MyCb : public RdKafka::OAuthBearerTokenRefreshCb {
public:
MyCb() {
rd_atomic32_init(&called_, 0);
}
bool called() {
return rd_atomic32_get(&called_) > 0;
}
void oauthbearer_token_refresh_cb(RdKafka::Handle *handle,
const std::string &oauthbearer_config) {
handle->oauthbearer_set_token_failure(
"Not implemented by this test, "
"but that's okay");
rd_atomic32_add(&called_, 1);
Test::Say("Callback called!\n");
}
rd_atomic32_t called_;
};
}; // namespace
static void do_test(bool use_background_queue) {
SUB_TEST("Use background queue = %s", use_background_queue ? "yes" : "no");
bool expect_called = use_background_queue;
RdKafka::Conf *conf = RdKafka::Conf::create(RdKafka::Conf::CONF_GLOBAL);
Test::conf_set(conf, "security.protocol", "SASL_PLAINTEXT");
Test::conf_set(conf, "sasl.mechanism", "OAUTHBEARER");
std::string errstr;
MyCb mycb;
if (conf->set("oauthbearer_token_refresh_cb", &mycb, errstr))
Test::Fail("Failed to set refresh callback: " + errstr);
if (use_background_queue)
if (conf->enable_sasl_queue(true, errstr))
Test::Fail("Failed to enable SASL queue: " + errstr);
RdKafka::Producer *p = RdKafka::Producer::create(conf, errstr);
if (!p)
Test::Fail("Failed to create Producer: " + errstr);
delete conf;
if (use_background_queue) {
RdKafka::Error *error = p->sasl_background_callbacks_enable();
if (error)
Test::Fail("sasl_background_callbacks_enable() failed: " + error->str());
}
/* This call should fail since the refresh callback fails,
* and there are no brokers configured anyway. */
const std::string clusterid = p->clusterid(5 * 1000);
TEST_ASSERT(clusterid.empty(),
"Expected clusterid() to fail since the token was not set");
if (expect_called)
TEST_ASSERT(mycb.called(),
"Expected refresh callback to have been called by now");
else
TEST_ASSERT(!mycb.called(),
"Did not expect refresh callback to have been called");
delete p;
SUB_TEST_PASS();
}
extern "C" {
int main_0128_sasl_callback_queue(int argc, char **argv) {
if (!test_check_builtin("sasl_oauthbearer")) {
Test::Skip("Test requires OAUTHBEARER support\n");
return 0;
}
do_test(true);
do_test(false);
return 0;
}
}
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