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-rw-r--r--fluent-bit/tests/runtime/in_mqtt.c396
1 files changed, 396 insertions, 0 deletions
diff --git a/fluent-bit/tests/runtime/in_mqtt.c b/fluent-bit/tests/runtime/in_mqtt.c
new file mode 100644
index 00000000..0e38d0c5
--- /dev/null
+++ b/fluent-bit/tests/runtime/in_mqtt.c
@@ -0,0 +1,396 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+/* Fluent Bit
+ * ==========
+ * Copyright (C) 2019-2023 The Fluent Bit Authors
+ * Copyright (C) 2015-2018 Treasure Data Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <fluent-bit.h>
+#include <fluent-bit/flb_compat.h>
+#include <fluent-bit/flb_time.h>
+#include <fluent-bit/flb_socket.h>
+#include "flb_tests_runtime.h"
+
+struct test_ctx {
+ flb_ctx_t *flb; /* Fluent Bit library context */
+ int i_ffd; /* Input fd */
+ int f_ffd; /* Filter fd (unused) */
+ int o_ffd; /* Output fd */
+};
+
+pthread_mutex_t result_mutex = PTHREAD_MUTEX_INITIALIZER;
+int num_output = 0;
+static int get_output_num()
+{
+ int ret;
+ pthread_mutex_lock(&result_mutex);
+ ret = num_output;
+ pthread_mutex_unlock(&result_mutex);
+
+ return ret;
+}
+
+static void set_output_num(int num)
+{
+ pthread_mutex_lock(&result_mutex);
+ num_output = num;
+ pthread_mutex_unlock(&result_mutex);
+}
+
+static void clear_output_num()
+{
+ set_output_num(0);
+}
+
+struct str_list {
+ size_t size;
+ char **lists;
+};
+
+/* Callback to check expected results */
+static int cb_check_json_str_list(void *record, size_t size, void *data)
+{
+ char *p;
+ char *result;
+ int num = get_output_num();
+ size_t i;
+ struct str_list *l = (struct str_list*)data;
+
+ if (!TEST_CHECK(l != NULL)) {
+ flb_error("Data is NULL");
+ flb_free(record);
+ return 0;
+ }
+ set_output_num(num+1);
+
+ result = (char *) record;
+
+ for (i=0; i<l->size; i++) {
+ p = strstr(result, l->lists[i]);
+ if(!TEST_CHECK(p != NULL)) {
+ flb_error("Expected to find: '%s' in result '%s'",
+ l->lists[i], result);
+ }
+ }
+ flb_free(record);
+ return 0;
+}
+
+static struct test_ctx *test_ctx_create(struct flb_lib_out_cb *data)
+{
+ int i_ffd;
+ int o_ffd;
+ int ret;
+ struct test_ctx *ctx = NULL;
+
+ ctx = flb_malloc(sizeof(struct test_ctx));
+ if (!TEST_CHECK(ctx != NULL)) {
+ TEST_MSG("malloc failed");
+ flb_errno();
+ return NULL;
+ }
+
+ /* Service config */
+ ctx->flb = flb_create();
+ flb_service_set(ctx->flb,
+ "Flush", "0.200000000",
+ "Grace", "1",
+ "Log_Level", "error",
+ NULL);
+
+ /* Input */
+ i_ffd = flb_input(ctx->flb, (char *) "mqtt", NULL);
+ TEST_CHECK(i_ffd >= 0);
+ ctx->i_ffd = i_ffd;
+
+ /* Output */
+ o_ffd = flb_output(ctx->flb, (char *) "lib", (void *) data);
+ ctx->o_ffd = o_ffd;
+ ret = flb_output_set(ctx->flb, ctx->o_ffd,
+ "format", "json",
+ NULL);
+ TEST_CHECK(ret == 0);
+
+ return ctx;
+}
+
+static void test_ctx_destroy(struct test_ctx *ctx)
+{
+ TEST_CHECK(ctx != NULL);
+
+ sleep(1);
+ flb_stop(ctx->flb);
+ flb_destroy(ctx->flb);
+ flb_free(ctx);
+}
+
+#define DEFAULT_HOST "127.0.0.1"
+#define DEFAULT_PORT 1883
+static flb_sockfd_t connect_tcp(char *in_host, int in_port)
+{
+ int port = in_port;
+ char *host = in_host;
+ flb_sockfd_t fd;
+ int ret;
+ struct sockaddr_in addr;
+
+ if (host == NULL) {
+ host = DEFAULT_HOST;
+ }
+ if (port < 0) {
+ port = DEFAULT_PORT;
+ }
+
+ memset(&addr, 0, sizeof(addr));
+ fd = socket(PF_INET, SOCK_STREAM, 0);
+ if (!TEST_CHECK(fd >= 0)) {
+ TEST_MSG("failed to socket. host=%s port=%d errno=%d", host, port, errno);
+ return -1;
+ }
+
+ addr.sin_family = AF_INET;
+ addr.sin_addr.s_addr = inet_addr(host);
+ addr.sin_port = htons(port);
+
+ ret = connect(fd, (const struct sockaddr *)&addr, sizeof(addr));
+ if (!TEST_CHECK(ret >= 0)) {
+ TEST_MSG("failed to connect. host=%s port=%d errno=%d", host, port, errno);
+ flb_socket_close(fd);
+ return -1;
+ }
+ return fd;
+}
+
+/* http://docs.oasis-open.org/mqtt/mqtt/v3.1.1/os/mqtt-v3.1.1-os.html#_Toc398718028 */
+int send_CONNECT(flb_sockfd_t fd)
+{
+ ssize_t w_size;
+ char buf[] = {0x10, 0xa,
+ 0x0,0x4, 'M', 'Q', 'T', 'T', 0x4, 0xce, 0x0, 0xa
+ };
+
+ w_size = send(fd, buf, sizeof(buf), 0);
+ if (!TEST_CHECK(w_size == sizeof(buf))) {
+ TEST_MSG("failed to send CONNECT, errno=%d", errno);
+ return -1;
+ }
+ return 0;
+}
+
+/* http://docs.oasis-open.org/mqtt/mqtt/v3.1.1/os/mqtt-v3.1.1-os.html#_Toc398718033 */
+int recv_CONNACK(flb_sockfd_t fd)
+{
+ ssize_t r_size;
+ char buf[1024] = {0};
+
+ r_size = recv(fd, &buf[0], sizeof(buf), 0);
+ if (!TEST_CHECK(r_size != -1)) {
+ TEST_MSG("failed to recv CONNACK, errno=%d", errno);
+ return -1;
+ }
+ return 0;
+}
+
+/* http://docs.oasis-open.org/mqtt/mqtt/v3.1.1/os/mqtt-v3.1.1-os.html#_Toc398718037 */
+int send_PUBLISH(flb_sockfd_t fd, const char *payload, size_t payload_size)
+{
+ ssize_t w_size;
+ char buf[1024] = {0};
+
+ buf[0] = 0x30;
+
+ buf[2] = 0x0;
+ buf[3] = 0x3;
+ buf[4] = 'a';
+ buf[5] = '/';
+ buf[6] = 'b';
+ /* No packet id since QoS Level is 0 */
+ buf[1] = 5 + (char)payload_size;
+
+ if (!TEST_CHECK(sizeof(buf) >= buf[1])) {
+ TEST_MSG("payload is too long");
+ return -1;
+ }
+
+ strncpy(&buf[7], payload, payload_size);
+
+ w_size = send(fd, buf, sizeof(buf), 0);
+ if (!TEST_CHECK(w_size == sizeof(buf))) {
+ TEST_MSG("failed to send PUBLISH, errno=%d", errno);
+ return -1;
+ }
+ return 0;
+}
+
+void flb_test_mqtt()
+{
+ struct flb_lib_out_cb cb_data;
+ struct test_ctx *ctx;
+ flb_sockfd_t fd;
+ int ret;
+ int num;
+
+ char *expected_strs[] = {"\"key\":\"val\""};
+ struct str_list expected = {
+ .size = sizeof(expected_strs)/sizeof(char*),
+ .lists = &expected_strs[0],
+ };
+ const char *payload = "{\"key\":\"val\"}";
+ size_t payload_size = strlen(payload);
+
+ clear_output_num();
+
+ cb_data.cb = cb_check_json_str_list;
+ cb_data.data = &expected;
+
+ ctx = test_ctx_create(&cb_data);
+ if (!TEST_CHECK(ctx != NULL)) {
+ TEST_MSG("test_ctx_create failed");
+ exit(EXIT_FAILURE);
+ }
+
+ /* Start the engine */
+ ret = flb_start(ctx->flb);
+ TEST_CHECK(ret == 0);
+
+ /* use default host/port */
+ fd = connect_tcp(NULL, -1);
+ if (!TEST_CHECK(fd >= 0)) {
+ test_ctx_destroy(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ ret = send_CONNECT(fd);
+ if (!TEST_CHECK(ret == 0)) {
+ TEST_MSG("failed to send, errno=%d", errno);
+ flb_socket_close(fd);
+ test_ctx_destroy(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ ret = recv_CONNACK(fd);
+ if (!TEST_CHECK(ret == 0)) {
+ TEST_MSG("failed to recv, errno=%d", errno);
+ flb_socket_close(fd);
+ test_ctx_destroy(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ ret = send_PUBLISH(fd, payload, payload_size);
+ if (!TEST_CHECK(ret == 0)) {
+ TEST_MSG("failed to send, errno=%d", errno);
+ flb_socket_close(fd);
+ test_ctx_destroy(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ /* waiting to flush */
+ flb_time_msleep(500);
+
+ num = get_output_num();
+ if (!TEST_CHECK(num > 0)) {
+ TEST_MSG("no outputs");
+ }
+
+ flb_socket_close(fd);
+ test_ctx_destroy(ctx);
+}
+
+void flb_test_payload_key()
+{
+ struct flb_lib_out_cb cb_data;
+ struct test_ctx *ctx;
+ flb_sockfd_t fd;
+ int ret;
+ int num;
+
+ char *expected_strs[] = {"\"payload_k\":{\"key\":\"val\"}"};
+ struct str_list expected = {
+ .size = sizeof(expected_strs)/sizeof(char*),
+ .lists = &expected_strs[0],
+ };
+ const char *payload = "{\"key\":\"val\"}";
+ size_t payload_size = strlen(payload);
+
+ clear_output_num();
+
+ cb_data.cb = cb_check_json_str_list;
+ cb_data.data = &expected;
+
+ ctx = test_ctx_create(&cb_data);
+ if (!TEST_CHECK(ctx != NULL)) {
+ TEST_MSG("test_ctx_create failed");
+ exit(EXIT_FAILURE);
+ }
+
+ ret = flb_input_set(ctx->flb, ctx->i_ffd,
+ "payload_key", "payload_k",
+ NULL);
+ TEST_CHECK(ret == 0);
+
+ /* Start the engine */
+ ret = flb_start(ctx->flb);
+ TEST_CHECK(ret == 0);
+
+ /* use default host/port */
+ fd = connect_tcp(NULL, -1);
+ if (!TEST_CHECK(fd >= 0)) {
+ test_ctx_destroy(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ ret = send_CONNECT(fd);
+ if (!TEST_CHECK(ret == 0)) {
+ TEST_MSG("failed to send, errno=%d", errno);
+ flb_socket_close(fd);
+ test_ctx_destroy(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ ret = recv_CONNACK(fd);
+ if (!TEST_CHECK(ret == 0)) {
+ TEST_MSG("failed to recv, errno=%d", errno);
+ flb_socket_close(fd);
+ test_ctx_destroy(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ ret = send_PUBLISH(fd, payload, payload_size);
+ if (!TEST_CHECK(ret == 0)) {
+ TEST_MSG("failed to send, errno=%d", errno);
+ flb_socket_close(fd);
+ test_ctx_destroy(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ /* waiting to flush */
+ flb_time_msleep(500);
+
+ num = get_output_num();
+ if (!TEST_CHECK(num > 0)) {
+ TEST_MSG("no outputs");
+ }
+
+ flb_socket_close(fd);
+ test_ctx_destroy(ctx);
+}
+
+TEST_LIST = {
+ {"mqtt", flb_test_mqtt},
+ {"payload_key", flb_test_payload_key},
+ {NULL, NULL}
+};
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-12 07:35:10 +0000