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// Copyright 2019 Oath Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.container.jdisc.state;
import com.yahoo.vespa.defaults.Defaults;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.time.Duration;
import java.time.Instant;
/**
* @author olaa
*/
public class HostLifeGatherer {
private static final Path UPTIME_PATH = Path.of(Defaults.getDefaults().underVespaHome("/proc"));
protected static JSONObject getHostLifePacket() {
long upTime;
int statusCode = 0;
String statusMessage = "OK";
try {
upTime = Files.getLastModifiedTime(UPTIME_PATH).toInstant().getEpochSecond();
} catch (IOException e) {
upTime = 0;
statusCode = 1;
statusMessage = "Unable to read proc folder";
}
JSONObject jsonObject = new JSONObject();
try {
jsonObject.put("status_code", statusCode);
jsonObject.put("status_msg", statusMessage);
jsonObject.put("timestamp", Instant.now().getEpochSecond());
jsonObject.put("application", "host_life");
JSONObject metrics = new JSONObject();
metrics.put("uptime", upTime);
metrics.put("alive", 1);
jsonObject.put("metrics", metrics);
} catch (JSONException e) {}
return jsonObject;
}
}
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