|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
namespace BrainExe\Core\MessageQueue; |
|
4
|
|
|
|
|
5
|
|
|
use BrainExe\Core\Annotations\Service; |
|
6
|
|
|
use BrainExe\Core\EventDispatcher\AbstractEvent; |
|
7
|
|
|
use BrainExe\Core\Traits\IdGeneratorTrait; |
|
8
|
|
|
use BrainExe\Core\Traits\RedisTrait; |
|
9
|
|
|
use BrainExe\Core\Traits\TimeTrait; |
|
10
|
|
|
use Generator; |
|
11
|
|
|
|
|
12
|
|
|
/** |
|
13
|
|
|
* @api |
|
14
|
|
|
* @Service |
|
15
|
|
|
*/ |
|
16
|
|
|
class Gateway |
|
17
|
|
|
{ |
|
18
|
|
|
|
|
19
|
|
|
use TimeTrait; |
|
20
|
|
|
use RedisTrait; |
|
21
|
|
|
use IdGeneratorTrait; |
|
22
|
|
|
|
|
23
|
|
|
const QUEUE_DELAYED = 'message_queue:delayed'; |
|
24
|
|
|
const QUEUE_IMMEDIATE = 'message_queue:immediate'; |
|
25
|
|
|
const META_DATA = 'message_queue:meta_data'; |
|
26
|
|
|
const RETRY_TIME = 3600; // try again after 1 hour |
|
27
|
|
|
|
|
28
|
|
|
/** |
|
29
|
|
|
* @param string $eventId |
|
30
|
|
|
* @param string $eventType |
|
31
|
|
|
* @return bool success |
|
32
|
|
|
*/ |
|
33
|
3 |
|
public function deleteEvent(string $eventId, string $eventType = null) : bool |
|
34
|
|
|
{ |
|
35
|
3 |
|
$eventId = sprintf('%s:%s', $eventType, $eventId); |
|
36
|
|
|
|
|
37
|
3 |
|
$redis = $this->getRedis(); |
|
38
|
3 |
|
$delayed = $redis->zrem(self::QUEUE_DELAYED, $eventId); |
|
39
|
3 |
|
if ($delayed) { |
|
40
|
1 |
|
$redis->hdel(self::META_DATA, [$eventId]); |
|
41
|
1 |
|
return true; |
|
42
|
|
|
} |
|
43
|
|
|
|
|
44
|
2 |
|
$immediate = $this->getRedis()->lrange(self::QUEUE_IMMEDIATE, 0, 100); |
|
45
|
2 |
|
foreach ($immediate as $rawJob) { |
|
46
|
1 |
|
list($jobId) = explode('#', $rawJob, 2); |
|
47
|
1 |
|
if (strpos($jobId, "$eventId") === 0) { |
|
|
|
|
|
|
48
|
1 |
|
return (bool)$this->redis->lrem(self::QUEUE_IMMEDIATE, 1, $rawJob); |
|
49
|
|
|
} |
|
50
|
|
|
} |
|
51
|
|
|
|
|
52
|
1 |
|
return false; |
|
53
|
|
|
} |
|
54
|
|
|
|
|
55
|
|
|
/** |
|
56
|
|
|
* @param AbstractEvent $event |
|
57
|
|
|
* @param int $timestamp |
|
58
|
|
|
* @return Job |
|
59
|
|
|
*/ |
|
60
|
2 |
|
public function addEvent(AbstractEvent $event, int $timestamp = 0) : Job |
|
61
|
|
|
{ |
|
62
|
2 |
|
$jobId = $this->generateUniqueId('jobid:' . $event->getEventName()); |
|
63
|
2 |
|
$jobId = sprintf('%s:%s', $event->getEventName(), $jobId); |
|
64
|
|
|
|
|
65
|
2 |
|
$job = new Job($event, $jobId, $timestamp); |
|
66
|
2 |
|
$job->startTime = $this->now(); |
|
67
|
|
|
|
|
68
|
2 |
|
$this->addJob($job); |
|
69
|
|
|
|
|
70
|
2 |
|
return $job; |
|
71
|
|
|
} |
|
72
|
|
|
|
|
73
|
|
|
/** |
|
74
|
|
|
* @param Job $job |
|
75
|
|
|
*/ |
|
76
|
3 |
|
public function addJob(Job $job) |
|
77
|
|
|
{ |
|
78
|
3 |
|
$serialized = base64_encode(serialize($job)); |
|
79
|
|
|
|
|
80
|
3 |
|
$pipeline = $this->getRedis()->pipeline(['fire-and-forget' => true]); |
|
81
|
3 |
|
if (empty($job->timestamp)) { |
|
82
|
|
|
// immediate execution in background |
|
83
|
1 |
|
$pipeline->lpush(self::QUEUE_IMMEDIATE, $job->jobId . '#' . $serialized); |
|
84
|
|
|
} else { |
|
85
|
|
|
// delayed execution |
|
86
|
2 |
|
$pipeline->hset(self::META_DATA, $job->jobId, $serialized); |
|
87
|
2 |
|
$pipeline->zadd(self::QUEUE_DELAYED, [ |
|
88
|
2 |
|
$job->jobId => (int)$job->timestamp |
|
89
|
|
|
]); |
|
90
|
|
|
} |
|
91
|
|
|
|
|
92
|
3 |
|
$pipeline->execute(); |
|
93
|
3 |
|
} |
|
94
|
|
|
|
|
95
|
|
|
/** |
|
96
|
|
|
* @param string $eventType |
|
97
|
|
|
* @param int $since |
|
98
|
|
|
* @return Job[] |
|
99
|
|
|
*/ |
|
100
|
3 |
|
public function getEventsByType(string $eventType = null, int $since = 0) : array |
|
101
|
|
|
{ |
|
102
|
3 |
|
return iterator_to_array($this->getEventsByTypeGenerator($eventType, $since)); |
|
103
|
|
|
} |
|
104
|
|
|
|
|
105
|
|
|
/** |
|
106
|
|
|
* @param string $eventType |
|
107
|
|
|
* @param int $since |
|
108
|
|
|
* @return Generator|Job[] |
|
109
|
|
|
*/ |
|
110
|
3 |
|
public function getEventsByTypeGenerator(string $eventType = null, int $since = 0) : Generator |
|
111
|
|
|
{ |
|
112
|
3 |
|
$redis = $this->getRedis(); |
|
113
|
|
|
|
|
114
|
3 |
|
$resultRaw = $redis->zrangebyscore( |
|
115
|
3 |
|
self::QUEUE_DELAYED, |
|
116
|
|
|
$since, |
|
117
|
3 |
|
'+inf', |
|
118
|
3 |
|
['withscores' => true] |
|
119
|
|
|
); |
|
120
|
|
|
|
|
121
|
3 |
|
$keys = []; |
|
122
|
3 |
|
foreach ($resultRaw as $jobId => $timestamp) { |
|
123
|
2 |
|
if (empty($eventType) || strpos($jobId, $eventType . ':') === 0) { |
|
124
|
2 |
|
$keys[$jobId] = $timestamp; |
|
125
|
|
|
} |
|
126
|
|
|
} |
|
127
|
|
|
|
|
128
|
3 |
|
yield from $this->getFromTimesQueue($keys); |
|
129
|
3 |
|
yield from $this->getFromImmediateQueue($eventType); |
|
130
|
3 |
|
} |
|
131
|
|
|
|
|
132
|
|
|
/** |
|
133
|
|
|
* @param Job $job |
|
134
|
|
|
*/ |
|
135
|
1 |
|
public function restoreJob(Job $job) |
|
136
|
|
|
{ |
|
137
|
1 |
|
$now = $this->now(); |
|
138
|
|
|
|
|
139
|
1 |
|
$job->timestamp = $now + self::RETRY_TIME; |
|
140
|
1 |
|
$job->errorCounter++; |
|
141
|
1 |
|
$this->addJob($job); |
|
142
|
1 |
|
} |
|
143
|
|
|
|
|
144
|
|
|
/** |
|
145
|
|
|
* @return int |
|
146
|
|
|
*/ |
|
147
|
1 |
|
public function countAllJobs() : int |
|
148
|
|
|
{ |
|
149
|
1 |
|
$delayed = $this->getRedis()->zcard(self::QUEUE_DELAYED); |
|
150
|
1 |
|
$immediate = $this->getRedis()->llen(self::QUEUE_IMMEDIATE); |
|
151
|
|
|
|
|
152
|
1 |
|
return $delayed + $immediate; |
|
153
|
|
|
} |
|
154
|
|
|
|
|
155
|
|
|
/** |
|
156
|
|
|
* @param array $keys |
|
157
|
|
|
* @return Generator |
|
158
|
|
|
*/ |
|
159
|
3 |
|
private function getFromTimesQueue(array $keys) : Generator |
|
160
|
|
|
{ |
|
161
|
3 |
|
if (!empty($keys)) { |
|
162
|
2 |
|
$events = $this->getRedis()->hmget(self::META_DATA, array_keys($keys)); |
|
163
|
2 |
|
foreach ($events as $jobId => $rawJob) { |
|
164
|
|
|
/** @var Job $job */ |
|
165
|
2 |
|
$job = unserialize(base64_decode($rawJob)); |
|
166
|
2 |
|
yield $job->jobId => $job; |
|
167
|
|
|
} |
|
168
|
|
|
} |
|
169
|
3 |
|
} |
|
170
|
|
|
|
|
171
|
|
|
/** |
|
172
|
|
|
* @param string $eventType |
|
173
|
|
|
* @return Generator |
|
174
|
|
|
*/ |
|
175
|
3 |
|
private function getFromImmediateQueue(string $eventType = null) : Generator |
|
176
|
|
|
{ |
|
177
|
3 |
|
$immediate = $this->getRedis()->lrange(self::QUEUE_IMMEDIATE, 0, 100); |
|
178
|
3 |
|
foreach ($immediate as $rawJob) { |
|
179
|
1 |
|
list($jobId, $rawJob) = explode('#', $rawJob, 2); |
|
180
|
1 |
|
if (empty($eventType) || strpos($jobId, $eventType . ':') === 0) { |
|
181
|
|
|
/** @var Job $job */ |
|
182
|
1 |
|
$job = unserialize(base64_decode($rawJob)); |
|
183
|
1 |
|
yield $job->jobId => $job; |
|
184
|
|
|
} |
|
185
|
|
|
} |
|
186
|
3 |
|
} |
|
187
|
|
|
} |
|
188
|
|
|
|
brainexe /
core
It is generally a best practice as it is often more readable to use concatenation instead of interpolation for variables inside strings.