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(*) Stopgap fix for metrics server initialization errors bringing down services

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This commit is contained in:
Viktor Lofgren 2025-02-14 17:09:48 +01:00
parent 7519b28e21
commit b513809710
1 changed files with 16 additions and 7 deletions
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23
code/common/service/java/nu/marginalia/service/server/MetricsServer.java
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@ -6,25 +6,34 @@ import nu.marginalia.service.module.ServiceConfiguration;
import org.eclipse.jetty.server.Server; import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.servlet.ServletContextHandler; import org.eclipse.jetty.servlet.ServletContextHandler;
import org.eclipse.jetty.servlet.ServletHolder; import org.eclipse.jetty.servlet.ServletHolder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.net.InetSocketAddress; import java.net.InetSocketAddress;
public class MetricsServer { public class MetricsServer {
private static Logger logger = LoggerFactory.getLogger(MetricsServer.class);
@Inject @Inject
public MetricsServer(ServiceConfiguration configuration) throws Exception { public MetricsServer(ServiceConfiguration configuration) {
// If less than zero, we forego setting up a metrics server // If less than zero, we forego setting up a metrics server
if (configuration.metricsPort() < 0) if (configuration.metricsPort() < 0)
return; return;
Server server = new Server(new InetSocketAddress(configuration.bindAddress(), configuration.metricsPort())); try {
Server server = new Server(new InetSocketAddress(configuration.bindAddress(), configuration.metricsPort()));
ServletContextHandler context = new ServletContextHandler(); ServletContextHandler context = new ServletContextHandler();
context.setContextPath("/"); context.setContextPath("/");
server.setHandler(context); server.setHandler(context);
context.addServlet(new ServletHolder(new MetricsServlet()), "/metrics"); context.addServlet(new ServletHolder(new MetricsServlet()), "/metrics");
server.start(); server.start();
}
catch (Exception|NoSuchMethodError ex) {
logger.error("Failed to set up metrics server", ex);
}
} }
} }