add log level configuration via environment

README.md

@@ -28,6 +28,7 @@ Configuration is done through environment variables.
 - `SECRETS_MANAGER_PORT` the port to run on - **default is 3000**
 - `SECRETS_MANAGER_PRELOAD_DIRECTORY` absolute path of directory from which to read initial set of secrets (see below) - **default is empty**
 - `SECRETS_MANAGER_SECRETS` secrets to preload if you are unable to use volume mounts - **default is empty**
+- `SECRETS_MANAGER_LOG_LEVEL` override log level - **default is 'info'**
 
 
 ## Preloading secrets

main/config.js

@@ -6,11 +6,13 @@ nconf
     .defaults({
         NODE_ENV: 'dev',
         SECRETS_MANAGER_PRELOAD_DIRECTORY: '',
-        SECRETS_MANAGER_PORT: 3000
+        SECRETS_MANAGER_PORT: 3000,
+        SECRETS_MANAGER_LOG_LEVEL: 'info'
     });
 
 module.exports = {
     NODE_ENV: nconf.get('NODE_ENV'),
     PRELOAD_DIRECTORY: nconf.get('SECRETS_MANAGER_PRELOAD_DIRECTORY'),
-    PORT: nconf.get('SECRETS_MANAGER_PORT')
+    PORT: nconf.get('SECRETS_MANAGER_PORT'),
+    LOG_LEVEL: nconf.get('SECRETS_MANAGER_LOG_LEVEL')
 };

main/server.js

@@ -29,7 +29,8 @@ async function go(config) {
         options: {
           colorize: true
         }
-      }
+      },
+      level: config.LOG_LEVEL
     }
   });