blob: d0d94406f4cb3337a590bc57765d92a0fe55d2d8 (
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
|
// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "shutdownguard.h"
#include <unistd.h>
#include <vespa/log/log.h>
LOG_SETUP(".vespalib.shutdownguard");
namespace vespalib {
void
ShutdownGuard::run()
{
while (_dieAtTime > steady_clock::now() && !_cancel.load(std::memory_order_relaxed)) {
std::this_thread::sleep_for(5ms);
}
if (_dieAtTime <= steady_clock::now()) {
LOG(warning, "ShutdownGuard is now forcing an exit of the process.");
_exit(EXIT_FAILURE);
}
}
ShutdownGuard::ShutdownGuard(duration millis)
: _thread(),
_dieAtTime(steady_clock::now() + millis)
{
_thread = std::thread(&ShutdownGuard::run, this);
}
ShutdownGuard::~ShutdownGuard()
{
_cancel = true;
_thread.join();
}
}
|