Prevent latest docker tag for hotfix releases

Pushed-by: Florian Scholdei<florian.scholdei@cloudogu.com>
Co-authored-by: Florian Scholdei<florian.scholdei@cloudogu.com>
Committed-by: Florian Scholdei<florian.scholdei@cloudogu.com>

Jenkinsfile

@@ -120,7 +120,7 @@ pipeline {
       }
       steps {
         withPublishEnvironment {
-          gradle "-PenablePackaging publish"
+          gradle "-PenablePackaging publish -PisHotfix=${isHotfixBuild()}"
         }
       }
     }
@@ -266,6 +266,10 @@ boolean isReleaseBuild() {
   return env.BRANCH_NAME.startsWith('release/')
 }
 
+boolean isHotfixBuild() {
+  return env.BRANCH_NAME.startsWith('hotfix/')
+}
+
 String getReleaseVersion() {
   if (isReleaseBuild()) {
     return env.BRANCH_NAME.substring("release/".length());

scm-packaging/docker/build.gradle

@@ -94,6 +94,7 @@ task build(type: Exec) {
   environment "VERSION", dockerTag
   environment "COMMIT_SHA", revision
   environment "IMAGE", dockerRepository
+  environment "IS_HOTFIX", isHotfix
 
   doLast {
     File file = new File(project.buildDir, 'docker.tag')
@@ -107,6 +108,7 @@ task pushImages(type: Exec) {
   environment "VERSION", dockerTag
   environment "COMMIT_SHA", revision
   environment "IMAGE", dockerRepository
+  environment "IS_HOTFIX", isHotfix
 
   dependsOn 'build'
 }

scm-packaging/docker/docker-bake.hcl

@@ -41,6 +41,10 @@ variable "IMAGE" {
   default = "docker.io/cloudogu/scm-manager"
 }
 
+variable "IS_HOTFIX" {
+  default = false
+}
+
 target "base" {
   context = "."
   args = {
@@ -69,7 +73,7 @@ target "alpine" {
   inherits = ["base"]
   dockerfile = "Dockerfile.alpine"
   tags = [
-    "${IMAGE}:latest",
+    IS_HOTFIX ? "" : "${IMAGE}:latest",
     "${IMAGE}:${VERSION}",
     "${IMAGE}:${VERSION}-alpine"
   ]