Add how to validate configuration file with synapse.config script (#16714)

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Amanda H. L. de Andrade Katz 2023-12-05 08:42:56 -03:00 committed by GitHub
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Add documentation for how to validate the configuration file with synapse.config script.

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@ -33,6 +33,23 @@ In addition, configuration options referring to size use the following suffixes:
For example, setting `max_avatar_size: 10M` means that Synapse will not accept files larger than 10,485,760 bytes
for a user avatar.
## Config Validation
The configuration file can be validated with the following command:
```bash
python -m synapse.config read <config key to print> -c <path to config>
```
To validate the entire file, omit `read <config key to print>`:
```bash
python -m synapse.config -c <path to config>
```
To see how to set other options, check the help reference:
```bash
python -m synapse.config --help
```
### YAML
The configuration file is a [YAML](https://yaml.org/) file, which means that certain syntax rules
apply if you want your config file to be read properly. A few helpful things to know: