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-rw-r--r--fluent-bit/tests/runtime/in_netif.c350
1 files changed, 350 insertions, 0 deletions
diff --git a/fluent-bit/tests/runtime/in_netif.c b/fluent-bit/tests/runtime/in_netif.c
new file mode 100644
index 000000000..ff66d9e13
--- /dev/null
+++ b/fluent-bit/tests/runtime/in_netif.c
@@ -0,0 +1,350 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+
+/* Fluent Bit
+ * ==========
+ * Copyright (C) 2019-2022 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_sds.h>
+#include <fluent-bit/flb_time.h>
+#include <sys/types.h>
+#include <ifaddrs.h>
+#include <errno.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 struct test_ctx *test_ctx_create(struct flb_lib_out_cb *data)
+{
+ int i_ffd;
+ int o_ffd;
+ 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 *) "netif", 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;
+
+ 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);
+}
+
+static void clear_output_num()
+{
+ pthread_mutex_lock(&result_mutex);
+ num_output = 0;
+ pthread_mutex_unlock(&result_mutex);
+}
+
+static int get_output_num()
+{
+ int ret;
+ pthread_mutex_lock(&result_mutex);
+ ret = num_output;
+ pthread_mutex_unlock(&result_mutex);
+
+ return ret;
+}
+
+static flb_sds_t get_interface_str()
+{
+ struct ifaddrs *ifap = NULL;
+ flb_sds_t ret_str;
+ int ret = 0;
+
+ ret = getifaddrs(&ifap);
+ if (!TEST_CHECK(ret == 0)) {
+ TEST_MSG("getifaddrs failed errno=%d", errno);
+ return NULL;
+ }
+
+ if (!TEST_CHECK(ifap != NULL)) {
+ TEST_MSG("failed to get ifaddrs");
+ return NULL;
+ }
+ ret_str = flb_sds_create(ifap->ifa_name);
+ freeifaddrs(ifap);
+
+ /* printf("ret:%s\n", ret_str); */
+
+ return ret_str;
+}
+
+static int cb_count_msgpack_map_size(void *record, size_t size, void *data)
+{
+ msgpack_unpacked result;
+ msgpack_object *obj;
+ struct flb_time tm;
+ size_t off = 0;
+ int map_size;
+
+ if (!TEST_CHECK(data != NULL)) {
+ flb_error("data is NULL");
+ }
+
+ /* Iterate each item array and apply rules */
+ msgpack_unpacked_init(&result);
+ while (msgpack_unpack_next(&result, record, size, &off) == MSGPACK_UNPACK_SUCCESS) {
+ if (!TEST_CHECK(result.data.type == MSGPACK_OBJECT_ARRAY)) {
+ continue;
+ }
+ flb_time_pop_from_msgpack(&tm, &result, &obj);
+
+ if (!TEST_CHECK(obj->type == MSGPACK_OBJECT_MAP)) {
+ continue;
+ }
+ map_size = get_output_num();
+ if (obj->via.map.size > map_size) {
+ pthread_mutex_lock(&result_mutex);
+ num_output = obj->via.map.size;
+ pthread_mutex_unlock(&result_mutex);
+ }
+ }
+ msgpack_unpacked_destroy(&result);
+
+ flb_free(record);
+ return 0;
+}
+
+static int cb_count_msgpack_events(void *record, size_t size, void *data)
+{
+ msgpack_unpacked result;
+ size_t off = 0;
+
+ if (!TEST_CHECK(data != NULL)) {
+ flb_error("data is NULL");
+ }
+
+ /* Iterate each item array and apply rules */
+ msgpack_unpacked_init(&result);
+ while (msgpack_unpack_next(&result, record, size, &off) == MSGPACK_UNPACK_SUCCESS) {
+ pthread_mutex_lock(&result_mutex);
+ num_output++;
+ pthread_mutex_unlock(&result_mutex);
+ }
+ msgpack_unpacked_destroy(&result);
+
+ flb_free(record);
+ return 0;
+}
+
+static void flb_test_normal()
+{
+ int ret;
+ int got;
+ int unused = 0;
+ flb_sds_t ifname;
+ struct test_ctx *ctx;
+ struct flb_lib_out_cb cb_data;
+
+ cb_data.cb = cb_count_msgpack_events;
+ cb_data.data = &unused;
+
+ ctx = test_ctx_create(&cb_data);
+ if (!TEST_CHECK(ctx != NULL)) {
+ TEST_MSG("test_ctx_create failed");
+ exit(EXIT_FAILURE);
+ }
+
+ ifname = get_interface_str();
+ if (!TEST_CHECK(ifname != NULL)) {
+ TEST_MSG("can't get interface name");
+ flb_free(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ ret = flb_input_set(ctx->flb, ctx->i_ffd,
+ "interface", ifname,
+ "interval_sec", "0",
+ "interval_nsec", "500000000", /* 500 ms */
+ "test_at_init", "true",
+ NULL);
+ TEST_CHECK(ret==0);
+
+ flb_sds_destroy(ifname);
+
+ clear_output_num();
+
+ /* Start the engine */
+ ret = flb_start(ctx->flb);
+ TEST_CHECK(ret == 0);
+
+ flb_time_msleep(1500); /* waiting flush */
+ got = get_output_num();
+
+ if (!TEST_CHECK(got != 0)) {
+ TEST_MSG("expect: >=1 got: %d", got);
+ }
+
+ test_ctx_destroy(ctx);
+}
+
+static void flb_test_no_interface()
+{
+ int ret;
+ int unused = 0;
+ struct test_ctx *ctx;
+ struct flb_lib_out_cb cb_data;
+
+ cb_data.cb = cb_count_msgpack_events;
+ cb_data.data = &unused;
+
+ ctx = test_ctx_create(&cb_data);
+ if (!TEST_CHECK(ctx != NULL)) {
+ TEST_MSG("test_ctx_create failed");
+ exit(EXIT_FAILURE);
+ }
+
+ clear_output_num();
+
+ /* It should be error */
+ ret = flb_start(ctx->flb);
+ TEST_CHECK(ret != 0);
+
+ test_ctx_destroy(ctx);
+}
+
+static void flb_test_invalid_interface()
+{
+ int ret;
+ int unused = 0;
+ char *ifname = "\t\n";
+ struct test_ctx *ctx;
+ struct flb_lib_out_cb cb_data;
+
+
+ cb_data.cb = cb_count_msgpack_events;
+ cb_data.data = &unused;
+ 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,
+ "interface", ifname,
+ "interval_sec", "0",
+ "interval_nsec", "500000000", /* 500 ms */
+ "test_at_init", "true",
+ NULL);
+ TEST_CHECK(ret==0);
+
+ clear_output_num();
+
+ /* It should be error */
+ ret = flb_start(ctx->flb);
+ TEST_CHECK(ret != 0);
+
+ test_ctx_destroy(ctx);
+}
+
+static void flb_test_verbose()
+{
+ int ret;
+ int got;
+ int unused = 0;
+ int expect = 10;
+ flb_sds_t ifname;
+ struct test_ctx *ctx;
+ struct flb_lib_out_cb cb_data;
+
+ cb_data.cb = cb_count_msgpack_map_size;
+ cb_data.data = &unused;
+
+ ctx = test_ctx_create(&cb_data);
+ if (!TEST_CHECK(ctx != NULL)) {
+ TEST_MSG("test_ctx_create failed");
+ exit(EXIT_FAILURE);
+ }
+
+ ifname = get_interface_str();
+ if (!TEST_CHECK(ifname != NULL)) {
+ TEST_MSG("can't get interface name");
+ flb_free(ctx);
+ exit(EXIT_FAILURE);
+ }
+
+ ret = flb_input_set(ctx->flb, ctx->i_ffd,
+ "interface", ifname,
+ "interval_sec", "0",
+ "interval_nsec", "500000000", /* 500 ms */
+ "test_at_init", "true",
+ "verbose", "true",
+ NULL);
+ TEST_CHECK(ret==0);
+
+ flb_sds_destroy(ifname);
+
+ clear_output_num();
+
+ /* Start the engine */
+ ret = flb_start(ctx->flb);
+ TEST_CHECK(ret == 0);
+
+ flb_time_msleep(1500); /* waiting flush */
+ got = get_output_num();
+
+ if (!TEST_CHECK(got > expect)) {
+ TEST_MSG("expect: >10 got: %d", got);
+ }
+
+ test_ctx_destroy(ctx);
+}
+
+TEST_LIST = {
+ {"normal case", flb_test_normal},
+ {"no interface", flb_test_no_interface},
+ {"invalid interface", flb_test_invalid_interface},
+ {"verbose", flb_test_verbose},
+ {NULL, NULL}
+};
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