How to send logs to email on exception or error in symfony?

by cali_green , in category: PHP Frameworks , a year ago

How to send logs to email on exception or error in symfony?

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1 answer

Member

by brandy , a year ago

@cali_green 

To send logs to email on exception or error in Symfony, you need to follow these steps:

  1. Configure the SwiftMailer library in your Symfony project by installing it via Composer if you haven't already done so:
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composer require symfony/swiftmailer-bundle


  1. Configure the SwiftMailer settings in your config/packages/swiftmailer.yaml file:
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# config/packages/swiftmailer.yaml
swiftmailer:
    transport: smtp
    host: {your_smtp_host}
    port: {your_smtp_port}
    encryption: {your_smtp_encryption}
    username: {your_smtp_username}
    password: {your_smtp_password}


Replace {your_smtp_host}, {your_smtp_port}, {your_smtp_encryption}, {your_smtp_username}, and {your_smtp_password} with your actual SMTP server details.

  1. Install the Monolog library in your Symfony project:
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composer require symfony/monolog-bundle


  1. Configure the Monolog settings in your config/packages/monolog.yaml file:
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monolog:
    handlers:
        main:
            type: fingers_crossed
            action_level: error
            handler: grouped
        grouped:
            type: group
            members: [streamed, buffered]
        streamed:
            type: stream
            path: "%kernel.logs_dir%/%kernel.environment%.log"
            level: debug
        buffered:
            type: buffer
            bufferSize: 30
            handler: swift
        swift:
            type: swift_mailer
            from_email: {sender_email_address}
            to_email: {recipient_email_address}
            subject: "Error/Exception occurred in Symfony app"


Replace {sender_email_address} and {recipient_email_address} with the appropriate email addresses.

  1. Set up the error and exception email notification in your Symfony app's services.yaml file:
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# config/services.yaml
services:
    AppEventListenerExceptionListener:
        tags:
            - {name: kernel.event_listener, event: kernel.exception, method: onKernelException}
    AppEventListenerErrorListener:
        tags:
            - {name: kernel.event_listener, event: kernel.error, method: onKernelError}


  1. Create the ExceptionListener class with the following configuration:
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// src/EventListener/ExceptionListener.php
<?php

namespace AppEventListener;

use SymfonyComponentHttpKernelEventExceptionEvent;
use SymfonyComponentHttpFoundationResponse;
use PsrLogLoggerInterface;

class ExceptionListener
{
    private $logger;

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

    public function onKernelException(ExceptionEvent $event)
    {
        $exception = $event->getThrowable();
        $this->logger->error($exception->getMessage());
    }
}


  1. Create the ErrorListener class with the following configuration:
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// src/EventListener/ErrorListener.php
<?php

namespace AppEventListener;

use SymfonyComponentHttpKernelEventErrorEvent;
use SymfonyComponentHttpFoundationResponse;
use PsrLogLoggerInterface;

class ErrorListener
{
    private $logger;

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

    public function onKernelError(ErrorEvent $event)
    {
        $error = $event->getError();
        $this->logger->error($error->getMessage());
    }
}


  1. Clear the cache on your Symfony project by running the following command:
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php bin/console cache:clear


Now, when an exception or error occurs in your Symfony application, the logs will be sent to the specified email address.

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