added Dockerfile

.dockerignore

@@ -0,0 +1,2 @@
+node_modules/
+data/

.gitignore

@@ -2,6 +2,4 @@
 *.iml
 
 node_modules/
-
+data/
-cache.json
-config.json

Dockerfile

@@ -0,0 +1,14 @@
+FROM node:alpine
+
+MAINTAINER mail@sp-codes.de
+
+WORKDIR monitor
+
+COPY index.js package.json ./
+
+RUN mkdir -p /monitor/data \
+  && apk --no-cache add nmap git \
+  && npm install \
+  && apk del git
+
+CMD npm run start

index.js

@@ -1,14 +1,14 @@
-const config = require('./config');
+const config = require('./data/config');
 const fs = require('fs');
 const cron = require('node-cron');
 const fetch = require('node-fetch');
 const abort = require('abort-controller');
 const nmap = require('libnmap');
 
-const cache = fs.existsSync("cache.json") ? JSON.parse(fs.readFileSync("cache.json", {encoding: "utf8"})) : {};
+const cache = fs.existsSync("data/cache.json") ? JSON.parse(fs.readFileSync("data/cache.json", {encoding: "utf8"})) : {};
 
 process.on('SIGINT', () => {
-    fs.writeFileSync("cache.json", JSON.stringify(cache), {encoding: "utf8"});
+    fs.writeFileSync("data/cache.json", JSON.stringify(cache), {encoding: "utf8"});
     process.exit(0);
 });
 

package.json

@@ -5,7 +5,7 @@
   "scripts": {
     "start": "node index.js"
   },
-  "author": "codes@samuel-philipp.de",
+  "author": "mail@sp-codes.de",
   "dependencies": {
     "abort-controller": "^3.0.0",
     "libnmap": "^0.4.19",