add greeting-devsecops folder (#43)

greeting-devsecops/Dockerfile

@@ -0,0 +1,7 @@
+FROM registry.access.redhat.com/ubi8/nodejs-12
+
+# Copy app
+COPY . .
+
+EXPOSE 3000
+ENTRYPOINT [ "node", "server" ]

greeting-devsecops/Jenkinsfile

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+pipeline {
+    agent { label 'nodejs' }
+
+    // Set your OCP project
+    environment { APP_NAMESPACE = '...' }
+
+    stages{
+
+        stage('Test'){
+            steps {
+                sh "node test.js"
+            }
+        }
+
+        // Add more stages here
+    }
+}

greeting-devsecops/greet.js

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+module.exports = function greet(name) {
+    return `Hello ${name || "student"}`;
+}

greeting-devsecops/server.js

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+const http = require("http");
+const url = require("url");
+const greet = require("./greet");
+
+const server = http.createServer((req, res) => {
+    const { name } = url.parse(req.url, true).query;
+    res.statusCode = 200;
+    res.setHeader("Content-Type", "text/plain");
+    res.setHeader("Access-Control-Allow-Origin", "*");
+    res.end(greet(name));
+});
+
+const port = 3000;
+server.listen(port, () => {
+    console.log(`Server listening on ${port}`);
+});

greeting-devsecops/test.js

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+const assert = require("assert").strict;
+const greet = require("./greet");
+
+assert.strictEqual(greet(), "Hello student");
+assert.strictEqual(greet("Guy"), "Hello Guy");