infra/README.matrix.md

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# Matrix
## 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:admin@berlin.ccc.de"
```
## 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/@root: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/@root:berlin.ccc.de/override_ratelimit
```
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