Merge pull request #34 from jambonz/feat/system-info

Feat/system info

index.js

@@ -90,5 +90,6 @@ module.exports = function(mysqlConfig, logger, writeMysqlConfig = null)  {
     lookupCarrierByAccountLcr: require('./lib/lookup-carrier-by-account-lcr').bind(null, pool, logger),
     lookupOutboundCarrierForAccount: require('./lib/lookup-outbound-carrier-for-account').bind(null, pool, logger),
     lookupClientByAccountAndUsername: require('./lib/lookup-client-by-account-username').bind(null, pool, logger),
+    lookupSystemInformation: require('./lib/lookup-system-information').bind(null, pool, logger)
   };
 };

lib/lookup-system-information.js

@@ -0,0 +1,12 @@
+const debug = require('debug')('jambonz:db-helpers');
+
+const sql = 'SELECT * FROM system_information';
+
+async function lookupSystemInformation(pool, logger) {
+  const pp = pool.promise();
+  const [r] = await pp.execute(sql);
+  debug(`results: ${JSON.stringify(r)}`);
+  return r.length > 0 ? r[0] : null;
+}
+
+module.exports = lookupSystemInformation;