mailcow-dockerized-docs/docs/debug-attach_service.md

## Attaching a Container to your Shell

To attach a container to your shell you can simply run

```
docker-compose exec $Service_Name /bin/bash
```

### Connecting to Services

If you whant to connect to a service / application directly it is always a good idea to `source mailcow.conf` to get all relevant variables into your environment.

#### MySQL

```
source mailcow.conf
docker-compose exec mysql-mailcow mysql -u${DBUSER} -p${DBPASS} ${DBNAME}
```

#### Redis

```
docker-compose exec redis-mailcow redis-cli
```

## Service Descriptions

Here is a brief overview of what container / service does what:

| Service Name  | Service Descriptions                                                      |
| --------------- | ------------------------------------------------------------------------- |
| bind9-mailcow   | Local (DNSSEC) DNS Resolver                                               |
| mysql-mailcow   | Stores SOGo's and most of mailcow's settings                                         |
| postfix-mailcow | Receives and sends mails                                                  |
| dovecot-mailcow | User logins and sieve filter                                              |
| redis-mailcow   | Storage backend for DKIM keys, Rmilter and Rspamd                         |
| rspamd-mailcow  | Mail filtering system. Used for av handling, dkim signing, spam handling  |
| rmilter-mailcow | Integrates Rspamd into postfix                                            |
| clamd-mailcow   | Scans attachments for viruses                                             |
| sogo-mailcow    | Webmail client that handles Microsoft ActiveSync and Cal- / CardDav       |
| nginx-mailcow   | Nginx remote proxy that handles all mailcow related HTTP / HTTPS requests |