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Add a semantic CLI option for no config file (#2689)

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Jacob Herrington 2021-09-05 13:31:50 -05:00 • committed by GitHub
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6
README.md
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@ -272,9 +272,13 @@ $ puma -C /path/to/config
If no configuration file is specified, Puma will look for a configuration file at `config/puma.rb`. If an environment is specified, either via the `-e` and `--environment` flags, or through the `RACK_ENV` or the `RAILS_ENV` environment variables, Puma first looks for configuration at `config/puma/<environment_name>.rb`, and then falls back to `config/puma.rb`.
If you want to prevent Puma from looking for a configuration file in those locations, provide a dash as the argument to the `-C` (or `--config`) flag:
If you want to prevent Puma from looking for a configuration file in those locations, include the `--no-config` flag:
```
$ puma -C --no-config
# or
$ puma -C "-"
```

5
lib/puma/cli.rb
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@ -112,6 +112,11 @@ module Puma
file_config.load arg
end
# Identical to supplying --config "-", but more semantic
o.on "--no-config", "Prevent Puma from searching for a config file" do |arg|
file_config.load "-"
end
o.on "--control-url URL", "The bind url to use for the control server. Use 'auto' to use temp unix server" do |arg|
configure_control_url(arg)
end