/*
* librdkafka - Apache Kafka C library
*
* Copyright (c) 2012-2015, 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 "testcpp.h"
/**
* @brief Test log callbacks and log queues
*/
class myLogCb : public RdKafka::EventCb {
private:
enum {
_EXP_NONE,
_EXP_LOG
} state_;
int cnt_;
public:
myLogCb (): state_(_EXP_NONE), cnt_(0) {}
void expecting (bool b) {
state_ = b ? _EXP_LOG : _EXP_NONE;
}
int count () {
return cnt_;
}
void event_cb (RdKafka::Event &event) {
switch (event.type())
{
case RdKafka::Event::EVENT_LOG:
cnt_++;
Test::Say(tostr() << "Log: " <<
"level " << event.severity() <<
", facility " << event.fac() <<
", str " << event.str() << "\n");
if (state_ != _EXP_LOG)
Test::Fail("Received unexpected "
"log message");
break;
default:
break;
}
}
};
static void test_log (std::string what, bool main_queue) {
RdKafka::Conf *conf = RdKafka::Conf::create(RdKafka::Conf::CONF_GLOBAL);
myLogCb my_log;
std::string errstr;
Test::conf_set(conf, "client.id", test_curr_name());
Test::conf_set(conf, "debug", "generic"); // generate some logs
Test::conf_set(conf, "log.queue", "true");
if (conf->set("event_cb", &my_log, errstr) != RdKafka::Conf::CONF_OK)
Test::Fail(errstr);
Test::Say(what + "Creating producer, not expecting any log messages\n");
my_log.expecting(false);
RdKafka::Producer *p = RdKafka::Producer::create(conf, errstr);
if (!p)
Test::Fail(what + "Failed to create Producer: " + errstr);
delete conf;
RdKafka::Queue *queue = NULL;
if (!main_queue) {
queue = RdKafka::Queue::create(p);
queue->poll(4000);
} else {
p->poll(4000);
}
Test::Say(what + "Setting log queue\n");
p->set_log_queue(queue); /* Redirect logs to main queue */
Test::Say(what + "Expecting at least one log message\n");
my_log.expecting(true);
if (queue)
queue->poll(1000);
else
p->poll(1000); /* Should not spontaneously call logs */
Test::Say(tostr() << what << "Saw " << my_log.count() << " logs\n");
if (my_log.count() < 1)
Test::Fail(what + "No logs seen: expected at least one broker "
"failure");
if (queue)
delete queue;
delete(p);
}
extern "C" {
int main_0058_log (int argc, char **argv) {
test_log("main.queue: ", true);
test_log("local.queue: ", false);
return 0;
}
}