MailHog/README.md

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Go-MailHog [ ![Download](https://api.bintray.com/packages/ian-kent/generic/Go-MailHog/images/download.svg) ](https://bintray.com/ian-kent/generic/Go-MailHog/_latestVersion) [![GoDoc](https://godoc.org/github.com/ian-kent/Go-MailHog?status.svg)](https://godoc.org/github.com/ian-kent/Go-MailHog)
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=========
Inspired by [MailCatcher](http://mailcatcher.me/), easier to install.
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Go-MailHog is a rewritten version of [MailHog](https://github.com/ian-kent/MailHog), which was born out of [M3MTA](https://github.com/ian-kent/M3MTA).
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Go was chosen for portability - MailHog runs without installation on multiple platforms.
### Requirements
* None!
### Getting started
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Either:
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* [Download the latest release](RELEASES.md) of Go-MailHog for your platform
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* Use Docker or AWS Elastic Beanstalk to deploy Go-MailHog with the example [Dockerfile](Dockerfile)
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By default, the SMTP server will start on port 1025, the HTTP server will start
on port 8025, and in-memory message storage will be used.
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### Features
* ESMTP server implementing RFC5321
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* Support for SMTP AUTH (RFC4954) and PIPELINING (RFC2920)
* Web interface to view messages (plain text, HTML or source)
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* Supports RFC2047 encoded headers
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* Real-time updates using EventSource
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* Release messages to real SMTP servers
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* HTTP API to list, retrieve and delete messages
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* See [APIv1 documentation](APIv1.md) for more information
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* Multipart MIME support
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* Download individual MIME parts
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* In-memory message storage
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* MongoDB storage for message persistence
* Lightweight and portable
* No installation required
![Screenshot of MailHog web interface](/images/MailHog.png "MailHog web interface")
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### Configuration
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You can configure Go-MailHog using command line options or environment variables:
| Environment | Command line | Default | Description
| ------------------- | ------------- | --------------- | -----------
| MH_HOSTNAME | -hostname | mailhog.example | Hostname to use for EHLO/HELO and message IDs
| MH_HTTP_BIND_ADDR | -httpbindaddr | 0.0.0.0:8025 | Interface and port for HTTP server to bind to
| MH_MONGO_COLLECTION | -mongocoll | messages | MongoDB collection name for message storage
| MH_MONGO_DB | -mongodb | mailhog | MongoDB database name for message storage
| MH_MONGO_URI | -mongouri | 127.0.0.1:27017 | MongoDB host and port
| MH_SMTP_BIND_ADDR | -smtpbindaddr | 0.0.0.0:1025 | Interface and port for SMTP server to bind to
| MH_STORAGE | -storage | memory | Set message storage: memory / mongodb
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### Contributing
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Clone this repository to ```$GOPATH/src/github.com/ian-kent/Go-MailHog``` and type ```make deps```.
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Run tests using ```make test```. You'll need a copy of MailHog running for tests to pass.
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(Tests currently fail using in-memory storage, use MongoDB!)
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If you make any changes, run ```go fmt ./...``` before submitting a pull request.
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### Licence
Copyright ©‎ 2014, Ian Kent (http://www.iankent.eu).
Released under MIT license, see [LICENSE](LICENSE.md) for details.