Fixing cron not updating inside docker

Dockerfile

@@ -1,7 +1,9 @@
 # docker run -d -p 8000:8000 alseambusher/crontab-ui
 FROM alpine:3.10
 
-RUN   mkdir /crontab-ui; touch /etc/crontabs/root; chmod +x /etc/crontabs/root
+ENV   CRON_PATH /etc/crontabs
+
+RUN   mkdir /crontab-ui; touch $CRON_PATH/root; chmod +x $CRON_PATH/root
 
 WORKDIR /crontab-ui
 
@@ -24,7 +26,6 @@ ENV   HOST 0.0.0.0
 
 ENV   PORT 8000
 
-ENV   CRON_PATH /etc/crontabs
 ENV   CRON_IN_DOCKER true
 
 EXPOSE $PORT

Makefile

@@ -1,4 +1,4 @@
-VER=0.3.9
+VER=0.3.12
 
 release:
 	sed -i '' "s/version\": \".*/version\": \"$(VER)\",/" package.json

crontab.js

@@ -131,22 +131,16 @@ exports.set_crontab = function(env_vars, callback){
 		fs.writeFile(exports.env_file, env_vars, function(err) {
 			if (err) callback(err);
 			// In docker we're running as the root user, so we need to write the file as root and not crontab
-			var fileName = "crontab"
-			if(process.env.CRON_IN_DOCKER !== undefined) {
-				fileName = "root"
-			}
+			var fileName = process.env.CRON_IN_DOCKER !== undefined  ? "root" : "crontab";
 			fs.writeFile(path.join(cronPath, fileName), crontab_string, function(err) {
 				if (err) return callback(err);
-				/// In docker we're running crond using busybox implementation of crond
-				/// It is launched as part of the container startup process, so no need to run it again
-				if(process.env.CRON_IN_DOCKER === undefined) {
-					exec("crontab " + path.join(cronPath, "crontab"), function(err) {
-						if (err) return callback(err);
-						else callback();
-					});
-				} else {
-					callback();
-				}
+				exec("crontab " + path.join(cronPath, fileName), function(err) {
+					if (err) {
+						console.error(err);
+						return callback(err);
+					}
+					else callback();
+				});
 			});
 		});
 	});

package.json

@@ -1,6 +1,6 @@
 {
   "name": "crontab-ui",
-  "version": "0.3.11",
+  "version": "0.3.12",
   "description": "Easy and safe way to manage your crontab file",
   "main": "index.js",
   "scripts": {