Initial commit

.dockerignore

@@ -0,0 +1,2 @@
+node_modules
+npm-debug.log

.github/dependabot.yml

@@ -0,0 +1,11 @@
+version: 2
+updates:
+  # Maintain dependencies for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+  - package-ecosystem: npm
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/dependamerge.yml

@@ -0,0 +1,33 @@
+name: Auto approve and merge PRs by dependabot
+
+# Trigger the workflow on pull request
+on:
+  pull_request
+
+jobs:
+  autoapprove:
+    name: Auto Approve a PR by dependabot # Name of the job
+    runs-on: ubuntu-latest # Environment on which the job runs
+    steps:
+      - name: Auto approve
+        uses: hmarr/auto-approve-action@v3.2.1 # Custom action for auto approval already available on marketplace
+        # Perform the auto approve action only when the PR is raised by dependabot
+        if: github.actor == 'dependabot[bot]' || github.actor == 'dependabot-preview[bot]'
+  automerge:
+    name: Auto merge after successful checks
+    # By default, jobs run in parallel. To run the jobs sequentially, they keywords "needs" is needed.
+    # Auto merge action can be done only when the PR is approved, hence this automerge needs autoapprove as a prerequisite
+    needs: autoapprove
+    runs-on: ubuntu-latest
+    steps:
+      - name: Auto merge
+        # Custom action for auto merging already available on marketplace
+        uses: pascalgn/automerge-action@22948e0bc22f0aa673800da838595a3e7347e584
+        # Perform the auto merge action only when the PR is raised by dependabot
+        if: github.actor == 'dependabot[bot]' || github.actor == 'dependabot-preview[bot]'
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+          # By default, whenever dependabot raises a PR, it automatically assigns a label named "dependencies"
+          # So, this action merges those PRs labelled "dependencies" only
+          MERGE_LABELS: dependencies
+          MERGE_METHOD: rebase

.github/workflows/dockerhub.yml

@@ -0,0 +1,38 @@
+name: dockerhub build&push
+
+on:
+  push:
+    branches:
+      - 'master'
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3.6.0
+        with:
+          # Full git history is needed to get a proper list of changed files within `super-linter`
+          fetch-depth: 0
+
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+      -
+        name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      -
+        name: Build and push
+        id: docker_build
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: redlukas/sample:latest

.gitignore

@@ -0,0 +1,2 @@
+/node_modules/
+/.env

Dockerfile

@@ -0,0 +1,37 @@
+# syntax=docker/dockerfile:1
+
+FROM node:current-alpine
+ENV NODE_ENV=production
+
+WORKDIR /app
+
+ENV USER=appuser
+ENV UID=12345
+ENV GID=23456
+
+RUN addgroup -S appgroup
+
+RUN adduser \
+    --disabled-password \
+    --gecos "" \
+    --home "$(pwd)" \
+    --ingroup "appgroup" \
+    --no-create-home \
+    --uid "$UID" \
+    "$USER"
+
+RUN chown -R $USER /app
+
+USER $USER
+
+COPY ["package.json", "package-lock.json*", "./"]
+
+USER root
+
+RUN npm install --omit=dev
+
+USER $USER
+
+COPY . .
+
+CMD [ "node", "main.js" ]

default.env

@@ -0,0 +1,5 @@
+MONGO_IP=
+MONGO_PORT=
+MONGO_USER=
+MONGO_PASSWORD=
+MONGO_TABLE_NAME=

main.js

@@ -0,0 +1,85 @@
+import * as dotenv from "dotenv"
+import log4js from "log4js"
+import mongoose from "mongoose"
+import axios from "axios";
+import {CronJob} from "cron"
+import readline from "readline";
+import fs from "fs";
+
+dotenv.config()
+
+//////////////////LOGGER//////////////////////////////////////////////
+log4js.configure({
+    appenders: {
+        console: {type: "console"}, layout: {
+            type: "pattern",
+            pattern: "%[[%d{dd.MM.yy hh:mm:ss}] [%p] %c -%] %m%n"
+        }
+    },
+    categories: {
+        default: {appenders: ["console"], level: "all"}
+    }
+})
+const logger = log4js.getLogger()
+logger.level = process.env.NODE_ENV && process.env.NODE_ENV === "production" ? "info" : "debug"
+
+////////////MONGODB//////////////////////////////
+
+const sampleSchema = new mongoose.Schema({
+   hello: String
+})
+
+const Sample = mongoose.model("Sample", sampleSchema)
+
+async function connectToMongo() {
+    try {
+        mongoose.set('strictQuery', false)
+        await mongoose.connect(`mongodb://${process.env.MONGO_IP}:${process.env.MONGO_PORT || 27017}`, {
+            useNewUrlParser: true,
+            useUnifiedTopology: true,
+            user: process.env.MONGO_USER,
+            pass: process.env.MONGO_PASSWORD,
+            dbName: process.env.MONGO_TABLE_NAME
+        })
+        logger.info('MongoDB connected')
+    } catch (error) {
+        logger.fatal("Error connecting to mongodb:", error)
+    }
+}
+
+////////////////////////CRON////////////////////////////////
+const weeklyRefresh = new CronJob(
+    '55 46 3 * * 0',
+    weeklyFunction,
+    null,
+    true,
+    'Europe/Zurich'
+)
+
+////////////////////////////////////////////////////////////
+async function setup() {
+    await checkEnv()
+    await connectToMongo()
+    weeklyRefresh.start()
+}
+
+async function checkEnv() {
+    const lineReader = readline.createInterface({
+        input: fs.createReadStream('./default.env')
+    })
+    lineReader.on('line', function (line) {
+        if(line!=="") {
+            const variable = line.substring(0, line.indexOf("=") > 0 ? line.indexOf("=") : line.length)
+            if (!Object.keys(process.env).includes(variable)) {
+                logger.error(`the ${variable} environment variable is not set`)
+                process.exit(101)
+            }
+        }
+    })
+
+    lineReader.on('close', function () {
+        logger.debug("All required environment variables are in place")
+    })
+}
+
+setup()