Tiered config example with nconf

README.md

Startup a service that depends on amino

./bin/myservice --conf=/path/to/my/conf

Startup a service using the default conf path

./bin/myservice

Startup a service using a conf file and overriding one driver

./bin/myservice --conf=/path/to/conf --amino.driver.pubsub.module=amino-pubsub-custom

Startup cantina conf service using just one conf file for both amino and cantina

./bin/cantina-conf --amino.conf=/etc/cantina.conf.json

amino.conf.json

{
  "amino": {
    "drivers": {
      "pubsub": {
        "module": "amino-pubsub-redis",
        "options": {
          "host": "localhost",
          "port": 1337
        }
      },
      "queue": {
        "module": "amino-queue-amqp",
        "options": {
          "host": "localhost",
          "port": 12345
        }
      },
      "request": {
        "module": "amino-request-http"
      }
    }
  }
}

amino.js

var nconf = require('nconf'),
    fs = require('fs');

// Favor command-line arguments and environment variables.
nconf.env().argv();

// Check for a config file or the default location.
if (path = nconf.get('conf')) {
  nconf.file({file: path});
}
else if (fs.statSync('/etc/amino.conf.json')) {
  nconf.file({file: '/etc/amino.conf.json'});
}

// Defaults.
nconf.defaults({
  amino: {
    drivers: {
      pubsub: {
        module: 'amino-pubsub-redis',
        options: {
          host: 'localhost',
          port: 1337
        }
      },
      queue: {
        module: 'amino-queue-amqp',
        options: {
          host: 'localhost',
          port: 12345
        }
      },
      request: {
        module: 'amino-request-http'
      }
    }
  }
});

// Start working with the config here.

cantina.conf.json

{
  "cantina": {
    "conf" {
      "store": "redis",
      "options": {
        "host": "localhost",
        "port": 1337,
        "namespace": "cantina:conf"
      }
    },
  },

  "amino": {
    "drivers": {
      "pubsub": {
        "module": "amino-pubsub-redis",
        "options": {
          "host": "localhost",
          "port": 1337
        }
      },
      "queue": {
        "module": "amino-queue-amqp",
        "options": {
          "host": "localhost",
          "port": 12345
        }
      },
      "request": {
        "module": "amino-request-http"
      }
    }
  }
}

connector.conf.json

{
  "connector": {
    "site" {
      "title": "AwesomeConnector"
    }
  },

  "cantina": {
    "conf" {
      "store": "redis",
      "options": {
        "host": "localhost",
        "port": 1337,
        "namespace": "cantina:conf"
      }
    },
  },

  "amino": {
    "drivers": {
      "pubsub": {
        "module": "amino-pubsub-redis",
        "options": {
          "host": "localhost",
          "port": 1337
        }
      },
      "queue": {
        "module": "amino-queue-amqp",
        "options": {
          "host": "localhost",
          "port": 12345
        }
      },
      "request": {
        "module": "amino-request-http"
      }
    }
  }
}