PHP code example of itspire / monolog-loki

1. Go to this page and download the library: Download itspire/monolog-loki library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

itspire / monolog-loki example snippets


use Itspire\MonologLoki\Handler\LokiHandler;
use Monolog\Handler\WhatFailureGroupHandler;

$handler = new WhatFailureGroupHandler(
    [
        new LokiHandler(
            [
                'entrypoint' => 'https://loki:3100',
                'context' => [
                    // Set here your globally applicable context variables
                ],
                'labels' => [
                    // Set here your globally applicable labels
                ],
                'client_name' => 'your_host_name', // Here set a unique identifier for the client host
                // Optional: Sets tenant id (HTTP header X-Scope-OrgID), if null or missing -> no header
                'tenant_id' => 'some-tenant',
                // Optional : if you're using basic auth to authentify
                'auth' => [
                    'basic' => ['user', 'password'],
                ],
                // Optional : Override the default curl options with custom values
                'curl_options' => [
                    CURLOPT_CONNECTTIMEOUT_MS => 500,
                    CURLOPT_TIMEOUT_MS => 600
                ]
            ]
        )
    ]
);


'loki' => [
    'driver'         => 'monolog',
    'level'          => env('LOG_LEVEL', 'debug'),
    'handler'        => \Itspire\MonologLoki\Handler\LokiHandler::class,
    'formatter'      => \Itspire\MonologLoki\Formatter\LokiFormatter::class,
    'formatter_with' => [
        'labels' => [],
        'context' => [],
        'systemName' => env('LOKI_SYSTEM_NAME', null),
        'extraPrefix' => env('LOKI_EXTRA_PREFIX', ''),
        'contextPrefix' => env('LOKI_CONTEXT_PREFIX', '')
    ],
    'handler_with'   => [
        'apiConfig'  => [
            'entrypoint'  => env('LOKI_ENTRYPOINT', "http://localhost:3100"),
            'context'     => [],
            'labels'      => [],
            'client_name' => '',
            'auth' => [
                'basic' => [
                    env('LOKI_AUTH_BASIC_USER', ''),
                    env('LOKI_AUTH_BASIC_PASSWORD', '')
                ],
            ],
        ],
    ],
],


namespace App\Logging;

use Itspire\MonologLoki\Formatter\LokiFormatter;
use Itspire\MonologLoki\Handler\LokiHandler;
use Monolog\Handler\WhatFailureGroupHandler;
use Monolog\Logger;

class LokiNoFailureHandler
{
    public function __invoke(array $config)
    {
        return new Logger('loki-no-failure', [
            new WhatFailureGroupHandler([
                (new LokiHandler($config['handler_with']['apiConfig'], $config['level']))
                    ->setFormatter(new LokiFormatter(...array_values($config['formatter_with'])))
            ])
        ]);
    }
}



parse_str(env('LOKI_LABELS', ''), $loki_formatter_labels);

'loki' => [
    'driver'    => 'custom',
    'level'     => env('LOG_LEVEL', 'debug'),
    'via'       => \App\Logging\LokiNoFailureHandler::class,
    'formatter_with' => [
        // LOKI_LABELS: app=laravel&env=prod
        'labels' => $loki_formatter_labels,
        'context' => [],
        'systemName' => env('LOKI_SYSTEM_NAME', ''),
        'extraPrefix' => env('LOKI_EXTRA_PREFIX', ''),
        'contextPrefix' => env('LOKI_CONTEXT_PREFIX', '')
    ],
    'handler_with'   => [
        'apiConfig'  => [
            'entrypoint'  => env('LOKI_ENTRYPOINT', "http://localhost:3100"),
            'context'     => [],
            'labels'      => [],
            'client_name' => '',
            'auth' => [
                'basic' => [
                    env('LOKI_AUTH_BASIC_USER', ''),
                    env('LOKI_AUTH_BASIC_PASSWORD', '')
                ],
            ]
        ],
    ],
],