# Tarball

```bash
nix build .#nixosConfigurations.matrix.config.system.build.image
```

# HTTP

Configure `berlin.ccc.de` web server to send federation traffic to the matrix server:

```nginx
server {
  hostname berlin.ccc.de;
  location "/.well-known/matrix/server" {
    default_type application/json;
    add_header Access-Control-Allow-Origin "*";
    return 200 '{"m.server":"matrix.berlin.ccc.de:443"}';
  }
  location "/.well-known/matrix/client" {
    default_type application/json;
    add_header Access-Control-Allow-Origin "*";
    return 200 '{"m.homeserver": {"base_url": "https://matrix.berlin.ccc.de"}}';
  }
}
```

# DNS

```dns
_matrix-fed._tcp.berlin.ccc.de.  IN SRV    10 0 443 matrix.berlin.ccc.de.
_matrix-fed._tcp.berlin.ccc.de.  IN SRV    10 0 443 matrix.berlin.ccc.de.
matrix.berlin.ccc.de.            IN A      195.160.173.25
matrix.berlin.ccc.de.            IN AAAA   2001:678:760:cccb::25
matrix.berlin.ccc.de.            IN CAA    0 issue "letsencrypt.org;validationmethods=http-01"
matrix.berlin.ccc.de.            IN CAA    0 iodef "mailto:caa@xengi.de"
matrix.berlin.ccc.de.            IN SSHFP  1 1 f40e117b002957939a454070adbbafe42d6f5842
matrix.berlin.ccc.de.            IN SSHFP  1 2 8ba0c605a365ef5369e91c531dd86fabfe4ce6dbd5e8280093ec2672d67c329b
matrix.berlin.ccc.de.            IN SSHFP  4 1 62d10fa57f8a1aa7469cd9b00621e4ce89261d91
matrix.berlin.ccc.de.            IN SSHFP  4 2 ca80a6685984da140ac850e4951fa31e70b616e87f62f46437af3bfd215af887
```

# Bots

```bash
register_new_matrix_user \
    -c homeserver.yaml https://matrix.berlin.ccc.de \
    --user_domain berlin.ccc.de \
    --user <YOUR_BOT> \
    --password <YOUR_PASSWORD>
```

# Draupnir

Remove rate limit for account:

```bash
curl -X DELETE https://matrix.berlin.ccc.de/_synapse/admin/v1/users/@admin:berlin.ccc.de/override_ratelimit
```
Set rate limit for account:

```bash
curl -X POST -d '{"messages_per_second":0,"burst_count":0}' https://matrix.berlin.ccc.de/_synapse/admin/v1/users/@admin:berlin.ccc.de/override_ratelimit
```