*: move sync-to-internal-registry.jsonnet out of TLD

examples/sync-to-internal-registry.jsonnet

@@ -0,0 +1,29 @@
+local l = import 'kube-prometheus/addons/config-mixins.libsonnet';
+local kp = import 'kube-prometheus/main.libsonnet';
+local config = kp.values.common;
+
+local makeImages(config) = [
+  {
+    name: config.images[image],
+  }
+  for image in std.objectFields(config.images)
+];
+
+local upstreamImage(image) = '%s' % [image.name];
+local downstreamImage(registry, image) = '%s/%s' % [registry, l.imageName(image.name)];
+
+local pullPush(image, newRegistry) = [
+  'docker pull %s' % upstreamImage(image),
+  'docker tag %s %s' % [upstreamImage(image), downstreamImage(newRegistry, image)],
+  'docker push %s' % downstreamImage(newRegistry, image),
+];
+
+local images = makeImages(config);
+
+local output(repository) = std.flattenArrays([
+  pullPush(image, repository)
+  for image in images
+]);
+
+function(repository='my-registry.com/repository')
+  std.join('\n', output(repository))