1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
|
/*
* librdkafka - Apache Kafka C library
*
* Copyright (c) 2012-2013, 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.
*/
/**
* Tests that producing to unknown partitions fails.
* Issue #39
*/
#include "test.h"
/* Typical include path would be <librdkafka/rdkafka.h>, but this program
* is built from within the librdkafka source tree and thus differs. */
#include "rdkafka.h" /* for Kafka driver */
static int msgs_wait = 0; /* bitmask */
/**
* Delivery report callback.
* Called for each message once to signal its delivery status.
*/
static void dr_cb(rd_kafka_t *rk,
void *payload,
size_t len,
rd_kafka_resp_err_t err,
void *opaque,
void *msg_opaque) {
int msgid = *(int *)msg_opaque;
free(msg_opaque);
if (!(msgs_wait & (1 << msgid)))
TEST_FAIL(
"Unwanted delivery report for message #%i "
"(waiting for 0x%x)\n",
msgid, msgs_wait);
TEST_SAY("Delivery report for message #%i: %s\n", msgid,
rd_kafka_err2str(err));
msgs_wait &= ~(1 << msgid);
if (err != RD_KAFKA_RESP_ERR__UNKNOWN_PARTITION)
TEST_FAIL("Message #%i failed with unexpected error %s\n",
msgid, rd_kafka_err2str(err));
}
static void do_test_unkpart(void) {
int partition = 99; /* non-existent */
int r;
rd_kafka_t *rk;
rd_kafka_topic_t *rkt;
rd_kafka_conf_t *conf;
rd_kafka_topic_conf_t *topic_conf;
char msg[128];
int msgcnt = 10;
int i;
int fails = 0;
const struct rd_kafka_metadata *metadata;
TEST_SAY(_C_BLU "%s\n" _C_CLR, __FUNCTION__);
test_conf_init(&conf, &topic_conf, 10);
/* Set delivery report callback */
rd_kafka_conf_set_dr_cb(conf, dr_cb);
/* Create kafka instance */
rk = test_create_handle(RD_KAFKA_PRODUCER, conf);
rkt = rd_kafka_topic_new(rk, test_mk_topic_name("0002", 0), topic_conf);
if (!rkt)
TEST_FAIL("Failed to create topic: %s\n",
rd_kafka_err2str(rd_kafka_last_error()));
/* Request metadata so that we know the cluster is up before producing
* messages, otherwise erroneous partitions will not fail immediately.*/
if ((r = rd_kafka_metadata(rk, 0, rkt, &metadata,
tmout_multip(15000))) !=
RD_KAFKA_RESP_ERR_NO_ERROR)
TEST_FAIL("Failed to acquire metadata: %s\n",
rd_kafka_err2str(r));
rd_kafka_metadata_destroy(metadata);
/* Produce a message */
for (i = 0; i < msgcnt; i++) {
int *msgidp = malloc(sizeof(*msgidp));
*msgidp = i;
rd_snprintf(msg, sizeof(msg), "%s test message #%i",
__FUNCTION__, i);
r = rd_kafka_produce(rkt, partition, RD_KAFKA_MSG_F_COPY, msg,
strlen(msg), NULL, 0, msgidp);
if (r == -1) {
if (rd_kafka_last_error() ==
RD_KAFKA_RESP_ERR__UNKNOWN_PARTITION)
TEST_SAY(
"Failed to produce message #%i: "
"unknown partition: good!\n",
i);
else
TEST_FAIL(
"Failed to produce message #%i: %s\n", i,
rd_kafka_err2str(rd_kafka_last_error()));
free(msgidp);
} else {
if (i > 5) {
fails++;
TEST_SAY(
"Message #%i produced: "
"should've failed\n",
i);
}
msgs_wait |= (1 << i);
}
/* After half the messages: forcibly refresh metadata
* to update the actual partition count:
* this will make subsequent produce() calls fail immediately.
*/
if (i == 5) {
r = test_get_partition_count(
rk, rd_kafka_topic_name(rkt), 15000);
TEST_ASSERT(r != -1, "failed to get partition count");
}
}
/* Wait for messages to time out */
rd_kafka_flush(rk, -1);
if (msgs_wait != 0)
TEST_FAIL("Still waiting for messages: 0x%x\n", msgs_wait);
if (fails > 0)
TEST_FAIL("See previous error(s)\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);
TEST_SAY(_C_GRN "%s PASSED\n" _C_CLR, __FUNCTION__);
}
/**
* @brief Test message timeouts for messages produced to unknown partitions
* when there is no broker connection, which makes the messages end
* up in the UA partition.
* This verifies the UA partitions are properly scanned for timeouts.
*
* This test is a copy of confluent-kafka-python's
* test_Producer.test_basic_api() test that surfaced this issue.
*/
static void do_test_unkpart_timeout_nobroker(void) {
const char *topic = test_mk_topic_name("0002_unkpart_tmout", 0);
rd_kafka_conf_t *conf;
rd_kafka_t *rk;
rd_kafka_topic_t *rkt;
rd_kafka_resp_err_t err;
int remains = 0;
TEST_SAY(_C_BLU "%s\n" _C_CLR, __FUNCTION__);
test_conf_init(NULL, NULL, 10);
conf = rd_kafka_conf_new();
test_conf_set(conf, "debug", "topic");
test_conf_set(conf, "message.timeout.ms", "10");
rd_kafka_conf_set_dr_msg_cb(conf, test_dr_msg_cb);
test_curr->exp_dr_err = RD_KAFKA_RESP_ERR__MSG_TIMED_OUT;
rk = test_create_handle(RD_KAFKA_PRODUCER, conf);
rkt = rd_kafka_topic_new(rk, topic, NULL);
err = rd_kafka_produce(rkt, RD_KAFKA_PARTITION_UA, RD_KAFKA_MSG_F_COPY,
NULL, 0, NULL, 0, &remains);
TEST_ASSERT(!err, "produce failed: %s", rd_kafka_err2str(err));
remains++;
err = rd_kafka_produce(rkt, RD_KAFKA_PARTITION_UA, RD_KAFKA_MSG_F_COPY,
"hi", 2, "hello", 5, &remains);
TEST_ASSERT(!err, "produce failed: %s", rd_kafka_err2str(err));
remains++;
err = rd_kafka_produce(rkt, 9 /* explicit, but unknown, partition */,
RD_KAFKA_MSG_F_COPY, "three", 5, NULL, 0,
&remains);
TEST_ASSERT(!err, "produce failed: %s", rd_kafka_err2str(err));
remains++;
rd_kafka_poll(rk, 1);
rd_kafka_poll(rk, 2);
TEST_SAY("%d messages in queue\n", rd_kafka_outq_len(rk));
rd_kafka_flush(rk, -1);
TEST_ASSERT(rd_kafka_outq_len(rk) == 0,
"expected no more messages in queue, got %d",
rd_kafka_outq_len(rk));
TEST_ASSERT(remains == 0, "expected no messages remaining, got %d",
remains);
rd_kafka_topic_destroy(rkt);
rd_kafka_destroy(rk);
TEST_SAY(_C_GRN "%s PASSED\n" _C_CLR, __FUNCTION__);
}
int main_0002_unkpart(int argc, char **argv) {
do_test_unkpart();
do_test_unkpart_timeout_nobroker();
return 0;
}
|
