Initialize Dockerpath in Jenkinsfile

6.2/Dockerfile

@@ -3,12 +3,13 @@ FROM harbor.dragse.it/base/alpine:3.15
 LABEL maintainer="Lennard Brinkhaus <lennard.brinkhaus@dragse.de>"
 
 RUN echo $'http://nexus.dragse.it/repository/apk-main/\nhttp://nexus.dragse.it/repository/apk-community/' > /etc/apk/repositories
+
 RUN   apk --no-cache upgrade \
   &&   apk --no-cache add ca-certificates wget openssl \
-  &&   update-ca-certificates \
+  &&   update-ca-certificates
 
 # add our user and group first to make sure their IDs get assigned consistently, regardless of whatever dependencies get added
-RUN addgroup -S -g 1000 redis && adduser -S -G redis -u 999 redis
+RUN addgroup -S -g 1000 redis && adduser -S -G redis -u 1000 redis
 # alpine already has a gid 999, so we'll use the next id
 
 RUN apk add --no-cache \

Jenkinsfile

@@ -0,0 +1,35 @@
+node {
+    def app
+
+    stage('Initialize'){
+        def dockerHome = tool 'docker'
+        env.PATH = "${dockerHome}/bin:${env.PATH}"
+    }
+
+    stage('Clone repository') {
+        /* Let's make sure we have the repository cloned to our workspace */
+
+        checkout scm
+    }
+
+    stage('Build 6.2.6 image') {
+        /* This builds the actual image; synonymous to
+         * docker build on the command line */
+        def dockerfile = "6.2/Dockerfile"
+        app = docker.build("harbor.dragse.it/base/redis", "-f ${dockerfile} ./6.2 ")
+    }
+
+    stage('Push image') {
+        /* Finally, we'll push the image with two tags:
+         * First, the incremental build number from Jenkins
+         * Second, the 'latest' tag.
+         * Pushing multiple tags is cheap, as all the layers are reused. */
+        docker.withRegistry('https://harbor.dragse.it', 'harbor-repo') {
+            app.push("${env.BUILD_NUMBER}")
+            app.push("6")
+            app.push("6.2")
+            app.push("6.2.6")
+            app.push("latest")
+        }
+    }
+}