Lines 100.00% 24 / 24
Functions and Methods 100.00% 3 / 3
Classes and Traits 100.00% 1 / 1
Name Lines Functions and Methods CRAP Classes and Traits
SupervisionConfig 100.00% 24 / 24 100.00% 3 / 3 4 100.00% 1 / 1
 __construct 100.00% 1 / 1 100.00% 1 / 1 1
 fromSection 100.00% 22 / 22 100.00% 1 / 1 2
 killsUnresponsiveWorkers 100.00% 1 / 1 100.00% 1 / 1 1
1<?php
2
3declare(strict_types=1);
4
5namespace Stewart\Runtime\Config;
6
7use Stewart\Contracts\Time\Duration;
8use Stewart\Runtime\Exception\ConfigurationError;
9use Stewart\Runtime\Exception\ConfigurationException;
10
11final readonly class SupervisionConfig
12{
13    public function __construct(
14        public int $restartAttempts,
15        public Duration $restartWindow,
16        public BackoffPolicy $restartBackoff,
17        public OptionalDuration $pingInterval,
18        public Duration $lagThreshold,
19        public int $unresponsiveAfter,
20        public OptionalDuration $initializeTimeout,
21        public OptionalDuration $readyTimeout,
22    ) {}
23
24    /** @throws ConfigurationException */
25    public static function fromSection(ConfigSection $supervision): self
26    {
27        $oneMillisecond = Duration::milliseconds(1);
28        $restartAttempts = $supervision->readInt('restart_attempts');
29        $restartWindow = $supervision->readDuration('restart_window', $oneMillisecond);
30        $restartBackoff = $supervision->readBackoff('restart_');
31        $restartBackoffTotal = $restartBackoff->sumDelaysUpTo($restartAttempts);
32
33        if (!$restartWindow->isLongerThan($restartBackoffTotal)) {
34            throw ConfigurationException::createForReason(
35                ConfigurationError::RestartWindowTooShort,
36                window: (string) $restartWindow,
37                attempts: $restartAttempts,
38                backoffTotal: (string) $restartBackoffTotal,
39            );
40        }
41
42        return new self(
43            restartAttempts: $restartAttempts,
44            restartWindow: $restartWindow,
45            restartBackoff: $restartBackoff,
46            pingInterval: $supervision->readOptionalDuration('ping_interval', $oneMillisecond),
47            lagThreshold: $supervision->readDuration('lag_threshold', $oneMillisecond),
48            unresponsiveAfter: $supervision->readInt('unresponsive_after'),
49            initializeTimeout: $supervision->readOptionalDuration('initialize_timeout', $oneMillisecond),
50            readyTimeout: $supervision->readOptionalDuration('ready_timeout', $oneMillisecond),
51        );
52    }
53
54    public function killsUnresponsiveWorkers(): bool
55    {
56        return $this->unresponsiveAfter > 0;
57    }
58}