IUM_03 - update Jenkinsfile, add pipeline for downloading dataset from kaggle

Jenkinsfile

@@ -1,9 +1,37 @@
 pipeline {
     agent any
+
+    parameters {
+        password (
+            name: 'KAGGLE_USERNAME',
+            defaultValue: '',
+            description: 'Kaggle username'
+        ),
+        password (
+            name: 'KAGGLE_KEY',
+            defaultValue: '',
+            description: 'Kaggle API key'
+        ),
+        number (
+            name: 'CUTOFF',
+            defaultValue: '10',
+            description: 'Get only the first CUTOFF rows of the dataset'
+        )
+    }
+
     stages {
-        stage('Stage 1') {
+        stage('Clone repository') {
             steps {
-                echo 'Hello world!'
+                checkout scm
+            }
+        }
+
+        stage('Download dataset') {
+            steps {
+                withEnv(["KAGGLE_USERNAME=${params.KAGGLE_USERNAME}", "KAGGLE_KEY=${params.KAGGLE_KEY}"]) {
+                    sh './download_dataset.sh ${params.CUTOFF}'
+                    archiveArtifacts artifacts: 'data.csv', onlyIfSuccessful: true
+                }
             }
         }
     }

download_dataset.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+kaggle datasets download -d uciml/breast-cancer-wisconsin-data
+unzip -o breast-cancer-wisconsin-data.zip
+head -n "$1" data.csv > data.csv.tmp && mv data.csv.tmp data.csv

get_stats.sh

@@ -0,0 +1 @@
+# TODO