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Add http connections count #528

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merged 3 commits into from
Jul 3, 2019
Merged

Add http connections count #528

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2f5115a
Add http connections count
Vlatombe Jul 1, 2019
b7e7531
Simplify
Vlatombe Jul 2, 2019
4186fee
Remove unused import
Vlatombe Jul 2, 2019
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39 changes: 39 additions & 0 deletions src/main/java/org/csanchez/jenkins/plugins/kubernetes/KubernetesClientProvider.java
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Original file line number Diff line number Diff line change
Expand Up @@ -13,9 +13,11 @@
import java.util.Set;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.logging.Level;
import java.util.logging.Logger;

import hudson.model.PeriodicWork;
import org.kohsuke.accmod.Restricted;
import org.kohsuke.accmod.restrictions.NoExternalUse;

Expand Down Expand Up @@ -212,6 +214,17 @@ public static boolean gracefulClose(KubernetesClient client, OkHttpClient httpCl
}
}

private static volatile int runningCallsCount;
private static volatile int queuedCallsCount;

public static int getRunningCallsCount() {
return runningCallsCount;
}

public static int getQueuedCallsCount() {
return queuedCallsCount;
}

@Restricted(NoExternalUse.class) // testing only
public static void invalidate(String displayName) {
clients.invalidate(displayName);
Expand Down Expand Up @@ -243,4 +256,30 @@ public void onChange(Saveable o, XmlFile file) {
super.onChange(o, file);
}
}

@Extension
public static class UpdateConnectionCount extends PeriodicWork {

@Override
public long getRecurrencePeriod() {
return TimeUnit.SECONDS.toMillis(5);
}

@Override
protected void doRun() {
AtomicInteger runningCallsCount = new AtomicInteger();
AtomicInteger queuedCallsCount = new AtomicInteger();
KubernetesClientProvider.clients.asMap().forEach((s, client) -> {
KubernetesClient kClient = client.getClient();
if (kClient instanceof HttpClientAware) {
OkHttpClient httpClient = ((HttpClientAware) kClient).getHttpClient();
Dispatcher dispatcher = httpClient.dispatcher();
runningCallsCount.addAndGet(dispatcher.runningCallsCount());
queuedCallsCount.addAndGet(dispatcher.queuedCallsCount());
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Easier to use a plain old for loop and local int variables.

}
});
KubernetesClientProvider.runningCallsCount = runningCallsCount.get();
KubernetesClientProvider.queuedCallsCount = queuedCallsCount.get();
}
}
}