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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* CMetrics
* ========
* Copyright 2021-2022 The CMetrics Authors
*
* 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 <cmetrics/cmetrics.h>
#include <cmetrics/cmt_gauge.h>
#include <cmetrics/cmt_counter.h>
#include <cmetrics/cmt_summary.h>
#include <cmetrics/cmt_histogram.h>
#include <cmetrics/cmt_encode_prometheus.h>
#include <cmetrics/cmt_decode_opentelemetry.h>
#include <cmetrics/cmt_encode_opentelemetry.h>
#include "cmt_tests.h"
static struct cmt *generate_encoder_test_data()
{
double quantiles[5];
struct cmt_histogram_buckets *buckets;
double val;
struct cmt *cmt;
uint64_t ts;
struct cmt_gauge *g1;
struct cmt_counter *c1;
struct cmt_summary *s1;
struct cmt_histogram *h1;
ts = 0;
cmt = cmt_create();
c1 = cmt_counter_create(cmt, "kubernetes", "network", "load_counter", "Network load counter",
2, (char *[]) {"hostname", "app"});
cmt_counter_get_val(c1, 0, NULL, &val);
cmt_counter_inc(c1, ts, 0, NULL);
cmt_counter_add(c1, ts, 2, 0, NULL);
cmt_counter_get_val(c1, 0, NULL, &val);
cmt_counter_inc(c1, ts, 2, (char *[]) {"localhost", "cmetrics"});
cmt_counter_get_val(c1, 2, (char *[]) {"localhost", "cmetrics"}, &val);
cmt_counter_add(c1, ts, 10.55, 2, (char *[]) {"localhost", "test"});
cmt_counter_get_val(c1, 2, (char *[]) {"localhost", "test"}, &val);
cmt_counter_set(c1, ts, 12.15, 2, (char *[]) {"localhost", "test"});
cmt_counter_set(c1, ts, 1, 2, (char *[]) {"localhost", "test"});
g1 = cmt_gauge_create(cmt, "kubernetes", "network", "load_gauge", "Network load gauge", 0, NULL);
cmt_gauge_get_val(g1, 0, NULL, &val);
cmt_gauge_set(g1, ts, 2.0, 0, NULL);
cmt_gauge_get_val(g1, 0, NULL, &val);
cmt_gauge_inc(g1, ts, 0, NULL);
cmt_gauge_get_val(g1, 0, NULL, &val);
cmt_gauge_sub(g1, ts, 2, 0, NULL);
cmt_gauge_get_val(g1, 0, NULL, &val);
cmt_gauge_dec(g1, ts, 0, NULL);
cmt_gauge_get_val(g1, 0, NULL, &val);
cmt_gauge_inc(g1, ts, 0, NULL);
buckets = cmt_histogram_buckets_create(3, 0.05, 5.0, 10.0);
h1 = cmt_histogram_create(cmt,
"k8s", "network", "load_histogram", "Network load histogram",
buckets,
1, (char *[]) {"my_label"});
cmt_histogram_observe(h1, ts, 0.001, 0, NULL);
cmt_histogram_observe(h1, ts, 0.020, 0, NULL);
cmt_histogram_observe(h1, ts, 5.0, 0, NULL);
cmt_histogram_observe(h1, ts, 8.0, 0, NULL);
cmt_histogram_observe(h1, ts, 1000, 0, NULL);
cmt_histogram_observe(h1, ts, 0.001, 1, (char *[]) {"my_val"});
cmt_histogram_observe(h1, ts, 0.020, 1, (char *[]) {"my_val"});
cmt_histogram_observe(h1, ts, 5.0, 1, (char *[]) {"my_val"});
cmt_histogram_observe(h1, ts, 8.0, 1, (char *[]) {"my_val"});
cmt_histogram_observe(h1, ts, 1000, 1, (char *[]) {"my_val"});;
quantiles[0] = 0.1;
quantiles[1] = 0.2;
quantiles[2] = 0.3;
quantiles[3] = 0.4;
quantiles[4] = 0.5;
s1 = cmt_summary_create(cmt,
"k8s", "disk", "load_summary", "Disk load summary",
5, quantiles,
1, (char *[]) {"my_label"});
quantiles[0] = 1.1;
quantiles[1] = 2.2;
quantiles[2] = 3.3;
quantiles[3] = 4.4;
quantiles[4] = 5.5;
cmt_summary_set_default(s1, ts, quantiles, 51.612894511314444, 10, 0, NULL);
quantiles[0] = 11.11;
quantiles[1] = 0;
quantiles[2] = 33.33;
quantiles[3] = 44.44;
quantiles[4] = 55.55;
cmt_summary_set_default(s1, ts, quantiles, 51.612894511314444, 10, 1, (char *[]) {"my_val"});
return cmt;
}
void test_opentelemetry()
{
cfl_sds_t reference_prometheus_context;
cfl_sds_t opentelemetry_context;
struct cfl_list decoded_context_list;
cfl_sds_t prometheus_context;
struct cmt *decoded_context;
size_t offset;
int result;
struct cmt *cmt;
offset = 0;
cmt_initialize();
cmt = generate_encoder_test_data();
TEST_CHECK(cmt != NULL);
reference_prometheus_context = cmt_encode_prometheus_create(cmt, CMT_TRUE);
TEST_CHECK(reference_prometheus_context != NULL);
if (reference_prometheus_context != NULL) {
opentelemetry_context = cmt_encode_opentelemetry_create(cmt);
TEST_CHECK(opentelemetry_context != NULL);
if (opentelemetry_context != NULL) {
result = cmt_decode_opentelemetry_create(&decoded_context_list,
opentelemetry_context,
cfl_sds_len(opentelemetry_context),
&offset);
if (TEST_CHECK(result == 0)) {
decoded_context = cfl_list_entry_first(&decoded_context_list, struct cmt, _head);
if (TEST_CHECK(result == 0)) {
prometheus_context = cmt_encode_prometheus_create(decoded_context,
CMT_TRUE);
TEST_CHECK(prometheus_context != NULL);
if (prometheus_context != NULL) {
TEST_CHECK(strcmp(prometheus_context,
reference_prometheus_context) == 0);
cmt_encode_prometheus_destroy(prometheus_context);
}
}
cmt_decode_opentelemetry_destroy(&decoded_context_list);
}
}
cmt_encode_opentelemetry_destroy(opentelemetry_context);
cmt_encode_prometheus_destroy(reference_prometheus_context);
}
cmt_destroy(cmt);
}
TEST_LIST = {
{"opentelemetry", test_opentelemetry},
{ 0 }
};
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