Add updatecli condition

.ci/bump-opbeans-ruby.yml

@@ -46,6 +46,14 @@ sources:
     transformers:
       - trimprefix: "v"
 
+conditions:
+  checkIfVersionDiffers:
+    name: Check if installed version differs
+    kind: shell
+    sourceid: elastic-apm-agent-ruby
+    spec:
+      command: .ci/scripts/test-version.sh
+
 targets:
   dockerfile-label-schema:
     name: Set org.label-schema.version in Dockerfile

.ci/scripts/test-version.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+# This script checks the difference of the input and the version of elastic-apm in Gemfile.lock
+# If the input and the version in the Gemfile.lock file are equal the script returns a non zero exit code.
+# If the input and the version in the Gemfile.lock file differ the script return a 0 exit code.
+#
+# This is used for an updatecli condition to determine if the pipeline should continue or not.
+
+set -euo pipefail
+
+version=$(grep elastic-apm Gemfile.lock | head -1 | awk -F'[()]' '{ print $2 }')
+
+test "$version" != "$1"