1 files changed, 125 insertions, 0 deletions
diff --git a/src/fluent-bit/lib/librdkafka-2.1.0/tests/0128-sasl_callback_queue.cpp b/src/fluent-bit/lib/librdkafka-2.1.0/tests/0128-sasl_callback_queue.cpp
new file mode 100644
index 000000000..784f09bf6
--- /dev/null
+++ b/src/fluent-bit/lib/librdkafka-2.1.0/tests/0128-sasl_callback_queue.cpp
@@ -0,0 +1,125 @@
+/*
+ * 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;
+}
+}