mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2025-01-13 16:30:33 +00:00
65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
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#include <chrono>
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#include <iostream>
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#include <memory>
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#include <string>
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#include <thread>
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#include "prometheus/client_metric.h"
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#include "prometheus/counter.h"
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#include "prometheus/family.h"
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#include "prometheus/gateway.h"
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#include "prometheus/registry.h"
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#ifdef _WIN32
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#include <Winsock2.h>
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#else
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#include <unistd.h>
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#endif
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static std::string GetHostName() {
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char hostname[1024];
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if (::gethostname(hostname, sizeof(hostname))) {
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return {};
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}
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return hostname;
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}
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int main() {
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using namespace prometheus;
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// create a push gateway
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const auto labels = Gateway::GetInstanceLabel(GetHostName());
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Gateway gateway{"127.0.0.1", "9091", "sample_client", labels};
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// create a metrics registry with component=main labels applied to all its
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// metrics
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auto registry = std::make_shared<Registry>();
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// add a new counter family to the registry (families combine values with the
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// same name, but distinct label dimensions)
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auto& counter_family = BuildCounter()
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.Name("time_running_seconds_total")
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.Help("How many seconds is this server running?")
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.Labels({{"label", "value"}})
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.Register(*registry);
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// add a counter to the metric family
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auto& second_counter = counter_family.Add(
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{{"another_label", "value"}, {"yet_another_label", "value"}});
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// ask the pusher to push the metrics to the pushgateway
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gateway.RegisterCollectable(registry);
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for (;;) {
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std::this_thread::sleep_for(std::chrono::seconds(1));
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// increment the counter by one (second)
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second_counter.Increment();
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// push metrics
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auto returnCode = gateway.Push();
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std::cout << "returnCode is " << returnCode << std::endl;
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}
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}
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