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hydra-queue-runner: log message before and after exporter is started

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This way, if something goes wrong between the two, it's easier to narrow
down where the issue lies.
This commit is contained in:
Cole Helbling 2022-03-29 08:41:19 -07:00
parent 8503a7917b
commit 9cdc5aceed
1 changed files with 3 additions and 1 deletions
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4
src/hydra-queue-runner/hydra-queue-runner.cc
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@ -758,13 +758,15 @@ void State::run(BuildID buildOne)
if (!lock) if (!lock)
throw Error("hydra-queue-runner is already running"); throw Error("hydra-queue-runner is already running");
std::cout << "Starting the Prometheus exporter on port " << exposerPort << std::endl;
/* Set up simple exporter, to show that we're still alive. */ /* Set up simple exporter, to show that we're still alive. */
std::string metricsAddress{"127.0.0.1"}; std::string metricsAddress{"127.0.0.1"};
prometheus::Exposer exposer{metricsAddress + ":" + std::to_string(metricsPort)}; prometheus::Exposer exposer{metricsAddress + ":" + std::to_string(metricsPort)};
auto exposerPort = exposer.GetListeningPorts().front(); auto exposerPort = exposer.GetListeningPorts().front();
exposer.RegisterCollectable(registry); exposer.RegisterCollectable(registry);
std::cout << "Starting the Prometheus exporter, listening on " std::cout << "Started the Prometheus exporter, listening on "
<< "http://" << metricsAddress << ":" << exposerPort << "/metrics" << "http://" << metricsAddress << ":" << exposerPort << "/metrics"
<< std::endl; << std::endl;