jenkins-lib

commit d489ed2bd731f01a78eef3f545cb4541dbee4905
parent 843d1756063f76f8feab39dcca28aff851b659d1
Author: Andreas Gruhler <agruhl@gmx.ch>
Date:   Thu, 14 Aug 2025 07:57:46 +0200

feat(packer): add naive packer build

Diffstat:
M
src/BuildahBud.groovy
 | 
2
+-
A
src/PackerBuild.groovy
 | 
44
++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 45 insertions(+), 1 deletion(-)
diff --git a/src/BuildahBud.groovy b/src/BuildahBud.groovy
@@ -7,7 +7,7 @@ class BuildahBud implements Serializable {
   }
 
   // Build with named buildArgs (first)
-  // Mandatory: Image name and tag
+  // Mandatory: Image context and name
   // Optional: Image tag, architecture, registry, ..
   void execute(Map    buildArgs = [],
                String imgContext,
diff --git a/src/PackerBuild.groovy b/src/PackerBuild.groovy
@@ -0,0 +1,44 @@
+// A class to describe the packer build stage
+class PackerBuild implements Serializable {
+  private final Script script
+
+  PackerBuild(Script script) {
+    this.script = script
+  }
+
+  // Build with named buildVars (first)
+  // Mandatory: Build template
+  // Optional: Build vars, PACKER_LOG
+  void execute(Map     buildVars = [],
+               String  buildTemplate,
+               Integer packerLog = 0,
+               String  stageName = 'build') {
+
+    def varList = buildVars.collect{ k, v -> "-var '${k}=${v}'" }.join(' ')
+    def shInitCmd = sprintf(
+      '''
+      PACKER_NO_COLOR=1 /usr/local/bin/packer init %s
+      ''',
+      buildTemplate
+    )
+    def shBuildCmd = sprintf(
+      '''
+      PACKER_NO_COLOR=1 PACKER_LOG=%d /usr/local/bin/packer build %s %s
+      ''',
+      packerLog, varList, buildTemplate, varList
+    )
+
+    script.stage(stageName) {
+      //script.echo "User ID inside script stage '$stageName':"
+      //script.sh "id"
+      //script.echo "Available lxc download templates:"
+      //script.sh "/usr/share/lxc/templates/lxc-download -l"
+
+      script.echo "Initializing from template ${buildTemplate}..."
+      script.sh shInitCmd
+
+      script.echo "Building from template ${buildTemplate}..."
+      script.sh shBuildCmd
+    }
+  }
+}