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clio/tests/unit/util/prometheus/HttpTests.cpp
github-actions[bot] 15a441b084 style: clang-tidy auto fixes (#1786)
Fixes #1785. Please review and commit clang-tidy fixes.

Co-authored-by: kuznetsss <15742918+kuznetsss@users.noreply.github.com>
2024-12-17 09:45:14 +00:00

246 lines
9.0 KiB
C++

//------------------------------------------------------------------------------
/*
This file is part of clio: https://github.com/XRPLF/clio
Copyright (c) 2023, the clio developers.
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
//==============================================================================
#include "util/MockPrometheus.hpp"
#include "util/NameGenerator.hpp"
#include "util/newconfig/ConfigDefinition.hpp"
#include "util/newconfig/ConfigValue.hpp"
#include "util/newconfig/Types.hpp"
#include "util/prometheus/Http.hpp"
#include "util/prometheus/Label.hpp"
#include "util/prometheus/Prometheus.hpp"
#include <boost/beast/http/field.hpp>
#include <boost/beast/http/message.hpp>
#include <boost/beast/http/status.hpp>
#include <boost/beast/http/string_body.hpp>
#include <boost/beast/http/verb.hpp>
#include <fmt/core.h>
#include <gtest/gtest.h>
#include <string>
using namespace util::prometheus;
using namespace util::config;
namespace http = boost::beast::http;
struct PrometheusCheckRequestTestsParams {
std::string testName;
http::verb method;
std::string target;
bool isAdmin;
bool prometheusEnabled;
bool expected;
};
struct PrometheusCheckRequestTests : public ::testing::TestWithParam<PrometheusCheckRequestTestsParams> {};
TEST_P(PrometheusCheckRequestTests, isPrometheusRequest)
{
ClioConfigDefinition const config{
{"prometheus.enabled", ConfigValue{ConfigType::Boolean}.defaultValue(GetParam().prometheusEnabled)},
{"prometheus.compress_reply", ConfigValue{ConfigType::Boolean}.defaultValue(true)}
};
PrometheusService::init(config);
boost::beast::http::request<boost::beast::http::string_body> req;
req.method(GetParam().method);
req.target(GetParam().target);
EXPECT_EQ(handlePrometheusRequest(req, GetParam().isAdmin).has_value(), GetParam().expected);
}
INSTANTIATE_TEST_CASE_P(
PrometheusHttpTests,
PrometheusCheckRequestTests,
::testing::ValuesIn({
PrometheusCheckRequestTestsParams{
.testName = "validRequest",
.method = http::verb::get,
.target = "/metrics",
.isAdmin = true,
.prometheusEnabled = true,
.expected = true
},
PrometheusCheckRequestTestsParams{
.testName = "validRequestPrometheusDisabled",
.method = http::verb::get,
.target = "/metrics",
.isAdmin = true,
.prometheusEnabled = false,
.expected = true
},
PrometheusCheckRequestTestsParams{
.testName = "notAdmin",
.method = http::verb::get,
.target = "/metrics",
.isAdmin = false,
.prometheusEnabled = true,
.expected = true
},
PrometheusCheckRequestTestsParams{
.testName = "wrongMethod",
.method = http::verb::post,
.target = "/metrics",
.isAdmin = true,
.prometheusEnabled = true,
.expected = false
},
PrometheusCheckRequestTestsParams{
.testName = "wrongTarget",
.method = http::verb::get,
.target = "/",
.isAdmin = true,
.prometheusEnabled = true,
.expected = false
},
}),
tests::util::NameGenerator
);
struct PrometheusHandleRequestTests : util::prometheus::WithPrometheus {
http::request<http::string_body> const req{http::verb::get, "/metrics", 11};
};
TEST_F(PrometheusHandleRequestTests, emptyResponse)
{
auto response = handlePrometheusRequest(req, true);
ASSERT_TRUE(response.has_value());
EXPECT_EQ(response->result(), http::status::ok);
EXPECT_EQ(response->operator[](http::field::content_type), "text/plain; version=0.0.4");
EXPECT_EQ(response->body(), "");
}
TEST_F(PrometheusHandleRequestTests, prometheusDisabled)
{
ClioConfigDefinition const config{
{"prometheus.enabled", ConfigValue{ConfigType::Boolean}.defaultValue(false)},
{"prometheus.compress_reply", ConfigValue{ConfigType::Boolean}.defaultValue(true)}
};
PrometheusService::init(config);
auto response = handlePrometheusRequest(req, true);
ASSERT_TRUE(response.has_value());
EXPECT_EQ(response->result(), http::status::forbidden);
}
TEST_F(PrometheusHandleRequestTests, notAdmin)
{
auto response = handlePrometheusRequest(req, false);
ASSERT_TRUE(response.has_value());
EXPECT_EQ(response->result(), http::status::unauthorized);
}
TEST_F(PrometheusHandleRequestTests, responseWithCounter)
{
auto const counterName = "test_counter";
Labels const labels{{{"label1", "value1"}, Label{"label2", "value2"}}};
auto const description = "test_description";
auto& counter = PrometheusService::counterInt(counterName, labels, description);
++counter;
counter += 3;
auto response = handlePrometheusRequest(req, true);
ASSERT_TRUE(response.has_value());
EXPECT_EQ(response->result(), http::status::ok);
EXPECT_EQ(response->operator[](http::field::content_type), "text/plain; version=0.0.4");
auto const expectedBody =
fmt::format("# HELP {0} {1}\n# TYPE {0} counter\n{0}{2} 4\n\n", counterName, description, labels.serialize());
EXPECT_EQ(response->body(), expectedBody);
}
TEST_F(PrometheusHandleRequestTests, responseWithGauge)
{
auto const gaugeName = "test_gauge";
Labels const labels{{{"label2", "value2"}, {"label3", "value3"}}};
auto const description = "test_description_gauge";
auto& gauge = PrometheusService::gaugeInt(gaugeName, labels, description);
++gauge;
gauge -= 3;
auto response = handlePrometheusRequest(req, true);
ASSERT_TRUE(response.has_value());
EXPECT_EQ(response->result(), http::status::ok);
EXPECT_EQ(response->operator[](http::field::content_type), "text/plain; version=0.0.4");
auto const expectedBody =
fmt::format("# HELP {0} {1}\n# TYPE {0} gauge\n{0}{2} -2\n\n", gaugeName, description, labels.serialize());
EXPECT_EQ(response->body(), expectedBody);
}
TEST_F(PrometheusHandleRequestTests, responseWithCounterAndGauge)
{
auto const counterName = "test_counter";
Labels const counterLabels{{{"label1", "value1"}, {"label2", "value2"}}};
auto const counterDescription = "test_description";
auto& counter = PrometheusService::counterInt(counterName, counterLabels, counterDescription);
++counter;
counter += 3;
auto const gaugeName = "test_gauge";
Labels const gaugeLabels{{{"label2", "value2"}, {"label3", "value3"}}};
auto const gaugeDescription = "test_description_gauge";
auto& gauge = PrometheusService::gaugeInt(gaugeName, gaugeLabels, gaugeDescription);
++gauge;
gauge -= 3;
auto response = handlePrometheusRequest(req, true);
EXPECT_EQ(response->result(), http::status::ok);
EXPECT_EQ(response->operator[](http::field::content_type), "text/plain; version=0.0.4");
auto const expectedBody = fmt::format(
"# HELP {3} {4}\n# TYPE {3} gauge\n{3}{5} -2\n\n"
"# HELP {0} {1}\n# TYPE {0} counter\n{0}{2} 4\n\n",
counterName,
counterDescription,
counterLabels.serialize(),
gaugeName,
gaugeDescription,
gaugeLabels.serialize()
);
auto const anotherExpectedBody = fmt::format(
"# HELP {0} {1}\n# TYPE {0} counter\n{0}{2} 4\n\n"
"# HELP {3} {4}\n# TYPE {3} gauge\n{3}{5} -2\n\n",
counterName,
counterDescription,
counterLabels.serialize(),
gaugeName,
gaugeDescription,
gaugeLabels.serialize()
);
EXPECT_TRUE(response->body() == expectedBody || response->body() == anotherExpectedBody);
}
TEST_F(PrometheusHandleRequestTests, compressReply)
{
PrometheusService::init(ClioConfigDefinition{
{"prometheus.compress_reply", ConfigValue{ConfigType::Boolean}.defaultValue(true)},
{"prometheus.enabled", ConfigValue{ConfigType::Boolean}.defaultValue(true)},
});
auto& gauge = PrometheusService::gaugeInt("test_gauge", Labels{});
++gauge;
auto response = handlePrometheusRequest(req, true);
ASSERT_TRUE(response.has_value());
EXPECT_EQ(response->result(), http::status::ok);
EXPECT_EQ(response->operator[](http::field::content_type), "text/plain; version=0.0.4");
EXPECT_EQ(response->operator[](http::field::content_encoding), "gzip");
EXPECT_GT(response->body().size(), 0ul);
}