mailcatcher

Mailcatcher

In a docker-compose.yml:

version: '3'
services:
  mailcatcher:
    image: quay.io/continuouspipe/mailcatcher:latest
    extra_hosts:
      - "mailcatcher:127.0.0.1"
    expose:
      - 1025
    ports:
      - "1080:1080"

In a Dockerfile:

FROM quay.io/continuouspipe/mailcatcher:latest

How to build:

docker-compose build mailcatcher
docker-compose push mailcatcher

About

This is a Docker image that provides the Mailcatcher service, which can catch outgoing mail before it hits the external network. It also provides a useful web interface for reviewing caught mail.

How to use

• Port 1025 is where mail should be relayed to (SMTP).
• Port 1080 is where you can visit the UI.

In the case of Symfony application place the following configuration in parameters.yml:

mailer_transport: smtp
mailer_host: mailcatcher
mailer_user: null
mailer_password: null
mailer_sender_mail: some@example.com
mailer_port: 1025
mailer_encryption: null

The following variables are supported:

Variable	Description	Expected values	Default
HTTP_HOST_PORT	The port to make the Mailcatcher UI available on	1-65535	1080
SMTP_HOST_PORT	The port to make the SMTP server available on.	1-65535	1025