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Laravel框架 之 队列与任务调度

Laravel框架 之 队列与任务调度

作者: 诺之林 | 来源:发表于2018-09-20 14:29 被阅读8次

本文的示例代码参考queue-and-schedule

目录

Startup

Composer

composer create-project laravel/laravel queue-and-schedule --prefer-dist "5.5.*"

cd queue-and-schedule

Controller

php artisan make:controller FenceAlarmsController

vim app/Http/Controllers/FenceAlarmsController.php
<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;

class FenceAlarmsController extends Controller
{
    public function create(Request $request)
    {
        $type = $request->input('type');
        $alarms = $request->input('content');

        // 校验请求
        // 详细参考 http://lbsyun.baidu.com/index.php?title=yingyan/api/v3/geofencealarm#service-page-anchor8
        if ($type === 1) {
            return [
                'code' => 0,
            ];
        }

        // 报警推送
        return [
            'code' => 0,
            'alarms' => count($alarms)
        ];
    }
}

Route

vim routes/web.php
<?php

Route::get('/', function () {
    return view('welcome');
});

Route::post('/fences/alarms', 'FenceAlarmsController@create');
vim app/Http/Middleware/VerifyCsrfToken.php
<?php

namespace App\Http\Middleware;

use Illuminate\Foundation\Http\Middleware\VerifyCsrfToken as Middleware;

class VerifyCsrfToken extends Middleware
{
    protected $except = [
        '/fences/*'
    ];
}
  • 测试
php artisan serve
curl -X POST \
    -H 'content-type: application/json' \
    -d '{ "type": 1 }' \
    http://localhost:8000/fences/alarms \
    | json
{
  "code": 0
}
curl -X POST \
    -H 'content-type: application/json' \
    -d '{ "type": 2, "content": [ { "fence_id": 1 } ] }' \
    http://localhost:8000/fences/alarms \
    | json
{
  "code": 0,
  "alarms": 1
}

Queue

Job

php artisan make:job HandleFenceAlarms

vim app/Jobs/HandleFenceAlarms.php
<?php

namespace App\Jobs;

use Illuminate\Bus\Queueable;
use Illuminate\Queue\SerializesModels;
use Illuminate\Queue\InteractsWithQueue;
use Illuminate\Contracts\Queue\ShouldQueue;
use Illuminate\Foundation\Bus\Dispatchable;
use Illuminate\Support\Facades\Log;

class HandleFenceAlarms implements ShouldQueue
{
    use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;

    private $alarm;

    public function __construct($alarm)
    {
        $this->alarm = $alarm;
    }

    public function handle()
    {
        Log::info('handle alarm: ' . $this->alarm['fence_id']);
    }
}

Dispatch

vim app/Http/Controllers/FenceAlarmsController.php
<?php

namespace App\Http\Controllers;

use App\Jobs\HandleFenceAlarms;
use Illuminate\Http\Request;

class FenceAlarmsController extends Controller
{
    public function create(Request $request)
    {
        $type = $request->input('type');
        $alarms = $request->json()->all()['content'];

        // 校验请求
        // 详细参考 http://lbsyun.baidu.com/index.php?title=yingyan/api/v3/geofencealarm#service-page-anchor8
        if ($type === 1) {
            return [
                'code' => 0,
            ];
        }

        foreach ($alarms as $alarm) {
            $job = (new HandleFenceAlarms($alarm))->onQueue('fence-alarms');
            $this->dispatch($job);
        }

        // 报警推送
        return [
            'code' => 0,
            'alarms' => count($alarms)
        ];
    }
}

Async

sed -i "" 's/QUEUE_DRIVER=sync/QUEUE_DRIVER=redis/g' .env
composer require predis/predis
docker run --name laravel-redis -p 6379:6379 -d redis

Daemon

Supervisor

brew install supervisor
sed -i "" 's/;\[inet_http_server/\[inet_http_server/g' /usr/local/etc/supervisord.ini

sed -i "" 's/;port=127.0.0.1:9001/port=127.0.0.1:9001/g' /usr/local/etc/supervisord.ini

Program

mkdir -p /usr/local/etc/supervisor.d/

vim fence-alarms.ini
[program:fence-alarms]
process_name=%(program_name)s_%(process_num)02d
command=php /Users/kevin/Workspace/laravel-tutorial/queue-and-schedule/artisan queue:work redis --queue=fence-alarms --tries=3
autostart = true     ; 在 supervisord 启动的时候也自动启动
startsecs = 5        ; 启动 5 秒后没有异常退出,就当作已经正常启动了
autorestart = true   ; 程序异常退出后自动重启
startretries = 3     ; 启动失败自动重试次数,默认是 3
user = kevin         ; 用哪个用户启动
numprocs = 4
redirect_stderr = true  ; 把 stderr 重定向到 stdout,默认 false
stdout_logfile=/Users/kevin/Workspace/laravel-tutorial/queue-and-schedule/storage/logs/fence-alarms.log

Process

supervisord -c /usr/local/etc/supervisord.ini

supervisorctl status

supervisorctl reload

此方法重启系统后需要手动启动supervisord

  • 测试
php artisan serve

rm storage/logs/laravel.log
curl -X POST \
    -H 'content-type: application/json' \
    -d '{ "type": 2, "content": [ { "fence_id": 1001 } ] }' \
    http://localhost:8000/fences/alarms \
    | json
{
  "code": 0,
  "alarms": 1
}
cat storage/logs/laravel.log
[2018-09-14 06:41:33] local.INFO: handle alarm: 1001
cat storage/logs/fence-alarms.log
[2018-09-14 06:41:32] Processing: App\Jobs\HandleFenceAlarms
[2018-09-14 06:41:33] Processed:  App\Jobs\HandleFenceAlarms

Schedule

Command

php artisan make:command CurrentTime

vim app/Console/Commands/CurrentTime.php
<?php

namespace App\Console\Commands;

use Carbon\Carbon;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\Log;

class CurrentTime extends Command
{
    protected $signature = 'CurrentTime';

    protected $description = '显示当前时间';

    public function __construct()
    {
        parent::__construct();
    }

    public function handle()
    {
        Log::info('current time: ' . Carbon::now()->toDateTimeString());
    }
}

Kernel

vim app/Console/Kernel.php
<?php

namespace App\Console;

use App\Console\Commands\CurrentTime;
use Illuminate\Console\Scheduling\Schedule;
use Illuminate\Foundation\Console\Kernel as ConsoleKernel;

class Kernel extends ConsoleKernel
{
    protected $commands = [
        CurrentTime::class,
    ];

    protected function schedule(Schedule $schedule)
    {
        $schedule->command('CurrentTime')->everyMinute();
    }

    protected function commands()
    {
        $this->load(__DIR__ . '/Commands');

        require base_path('routes/console.php');
    }
}

Cron

echo "* * * * * php /Users/kevin/Workspace/laravel-tutorial/queue-and-schedule/artisan schedule:run >> /dev/null 2>&1" >> cron.txt

crontab cron.txt

crontab -l # crontab -r

关于crontab更多介绍 可以参考19. crontab 定时任务

参考

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