blob: f3149ed49986397ba12f13b3ae913a44e7079584 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.container.handler;
import com.google.inject.Inject;
import com.yahoo.container.core.LogHandlerConfig;
import com.yahoo.container.jdisc.HttpRequest;
import com.yahoo.container.jdisc.HttpResponse;
import com.yahoo.container.jdisc.ThreadedHttpRequestHandler;
import java.io.OutputStream;
import java.time.Instant;
import java.util.Optional;
import java.util.concurrent.Executor;
import java.util.logging.Level;
public class LogHandler extends ThreadedHttpRequestHandler {
private final LogReader logReader;
@Inject
public LogHandler(Executor executor, LogHandlerConfig config) {
this(executor, new LogReader(config.logDirectory(), config.logPattern()));
}
LogHandler(Executor executor, LogReader logReader) {
super(executor);
this.logReader = logReader;
}
@Override
public HttpResponse handle(HttpRequest request) {
Instant from = Optional.ofNullable(request.getProperty("from"))
.map(Long::valueOf).map(Instant::ofEpochMilli).orElse(Instant.MIN);
Instant to = Optional.ofNullable(request.getProperty("to"))
.map(Long::valueOf).map(Instant::ofEpochMilli).orElse(Instant.MAX);
return new HttpResponse(200) {
@Override
public void render(OutputStream outputStream) {
try {
logReader.writeLogs(outputStream, from, to);
}
catch (Throwable t) {
log.log(Level.WARNING, "Failed reading logs from " + from + " to " + to, t);
}
}
};
}
}
|