1 files changed, 118 insertions, 0 deletions
diff --git a/src/fluent-bit/lib/librdkafka-2.1.0/tests/0121-clusterid.c b/src/fluent-bit/lib/librdkafka-2.1.0/tests/0121-clusterid.c
new file mode 100644
index 000000000..35f5d529e
--- /dev/null
+++ b/src/fluent-bit/lib/librdkafka-2.1.0/tests/0121-clusterid.c
@@ -0,0 +1,118 @@
+/*
+ * 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 "test.h"
+
+#include "rdkafka.h"
+
+#include "../src/rdkafka_proto.h"
+#include "../src/rdunittest.h"
+
+#include <stdarg.h>
+
+
+/**
+ * @name Connecting to two different clusters should emit warning.
+ *
+ */
+
+static void
+log_cb(const rd_kafka_t *rk, int level, const char *fac, const char *buf) {
+        rd_atomic32_t *log_cntp = rd_kafka_opaque(rk);
+        rd_bool_t matched       = !strcmp(fac, "CLUSTERID") &&
+                            strstr(buf, "reports different ClusterId");
+
+        TEST_SAY("%sLog: %s level %d fac %s: %s\n", matched ? _C_GRN : "",
+                 rd_kafka_name(rk), level, fac, buf);
+
+        if (matched)
+                rd_atomic32_add(log_cntp, 1);
+}
+
+
+int main_0121_clusterid(int argc, char **argv) {
+        rd_kafka_mock_cluster_t *cluster_a, *cluster_b;
+        const char *bootstraps_a, *bootstraps_b;
+        size_t bs_size;
+        char *bootstraps;
+        rd_kafka_t *rk;
+        rd_kafka_conf_t *conf;
+        rd_atomic32_t log_cnt;
+        int cnt = 0;
+
+        if (test_needs_auth()) {
+                TEST_SKIP("Mock cluster does not support SSL/SASL\n");
+                return 0;
+        }
+
+        /* Create two clusters */
+        cluster_a = test_mock_cluster_new(1, &bootstraps_a);
+        cluster_b = test_mock_cluster_new(1, &bootstraps_b);
+        rd_kafka_mock_broker_set_down(cluster_b, 1);
+
+        test_conf_init(&conf, NULL, 10);
+
+        /* Combine bootstraps from both clusters */
+        bs_size    = strlen(bootstraps_a) + strlen(bootstraps_b) + 2;
+        bootstraps = malloc(bs_size);
+        rd_snprintf(bootstraps, bs_size, "%s,%s", bootstraps_a, bootstraps_b);
+        test_conf_set(conf, "bootstrap.servers", bootstraps);
+        free(bootstraps);
+
+        rd_atomic32_init(&log_cnt, 0);
+        rd_kafka_conf_set_log_cb(conf, log_cb);
+        rd_kafka_conf_set_opaque(conf, &log_cnt);
+
+        rk = test_create_handle(RD_KAFKA_PRODUCER, conf);
+
+
+        while (rd_atomic32_get(&log_cnt) == 0) {
+                const rd_kafka_metadata_t *md;
+
+                /* After 3 seconds bring down cluster a and bring up
+                 * cluster b, this is to force the client to connect to
+                 * the other cluster. */
+                if (cnt == 3) {
+                        rd_kafka_mock_broker_set_down(cluster_a, 1);
+                        rd_kafka_mock_broker_set_up(cluster_b, 1);
+                }
+
+                if (!rd_kafka_metadata(rk, 1, NULL, &md, 1000))
+                        rd_kafka_metadata_destroy(md);
+                rd_sleep(1);
+
+                cnt++;
+        }
+
+
+        rd_kafka_destroy(rk);
+        test_mock_cluster_destroy(cluster_a);
+        test_mock_cluster_destroy(cluster_b);
+
+        return 0;
+}