adds gardener images to component descriptor (gardener#5818)

* adds gardener images to component descriptor

* Update component_descriptor

* adds missing images

.ci/resources.yaml

@@ -0,0 +1,63 @@
+---
+name: 'admission-controller'
+version: '${COMPONENT_VERSION}'
+type: 'ociImage'
+relation: 'local'
+access:
+  type: 'ociRegistry'
+  imageReference: 'eu.gcr.io/gardener-project/gardener/admission-controller:${COMPONENT_VERSION}'
+---
+---
+name: 'apiserver'
+version: '${COMPONENT_VERSION}'
+type: 'ociImage'
+relation: 'local'
+access:
+  type: 'ociRegistry'
+  imageReference: 'eu.gcr.io/gardener-project/gardener/apiserver:${COMPONENT_VERSION}'
+---
+---
+name: 'controller-manager'
+version: '${COMPONENT_VERSION}'
+type: 'ociImage'
+relation: 'local'
+access:
+  type: 'ociRegistry'
+  imageReference: 'eu.gcr.io/gardener-project/gardener/controller-manager:${COMPONENT_VERSION}'
+---
+---
+name: 'gardenlet'
+version: '${COMPONENT_VERSION}'
+type: 'ociImage'
+relation: 'local'
+access:
+  type: 'ociRegistry'
+  imageReference: 'eu.gcr.io/gardener-project/gardener/gardenlet:${COMPONENT_VERSION}'
+---
+---
+name: 'resource-manager'
+version: '${COMPONENT_VERSION}'
+type: 'ociImage'
+relation: 'local'
+access:
+  type: 'ociRegistry'
+  imageReference: 'eu.gcr.io/gardener-project/gardener/resource-manager:${COMPONENT_VERSION}'
+---
+---
+name: 'scheduler'
+version: '${COMPONENT_VERSION}'
+type: 'ociImage'
+relation: 'local'
+access:
+  type: 'ociRegistry'
+  imageReference: 'eu.gcr.io/gardener-project/gardener/scheduler:${COMPONENT_VERSION}'
+---
+---
+name: 'seed-admission-controller'
+version: '${COMPONENT_VERSION}'
+type: 'ociImage'
+relation: 'local'
+access:
+  type: 'ociRegistry'
+  imageReference: 'eu.gcr.io/gardener-project/gardener/seed-admission-controller:${COMPONENT_VERSION}'
+---

hack/.ci/component_descriptor

@@ -6,6 +6,34 @@ repo_root_dir="$1"
 repo_name="${2:-github.com/gardener/gardener}"
 descriptor_out_file="${COMPONENT_DESCRIPTOR_PATH}"
 
+resources_file="$repo_root_dir/.ci/resources.yaml"
+if [[ -f ${resources_file} ]]; then
+  echo "Adding additional resources from ${resources_file}"
+
+  # component-cli expects a directory where the component descriptor file is named component-descriptor.yaml.
+  # however the pre-rendered component descriptors of the pipeline have different filenames.
+  # therefore create a tempdir and copy the pre-rendered component descriptor to it with the correct filename.
+  tmp_dir="$(mktemp -d)"
+  tmp_cd="${tmp_dir}/component-descriptor.yaml"
+  cp "${BASE_DEFINITION_PATH}" "${tmp_cd}"
+  echo "${tmp_cd}"
+
+  # read component component version.
+  if [[ -z ${VERSION_PATH} ]]; then
+    echo "The env variable VERSION_PATH must be set"
+    exit 1
+  fi
+  component_version="$(cat ${VERSION_PATH}/version)"
+
+  # adds all resources defined in the resources file to the component descriptor.
+  component-cli component-archive resources add ${tmp_dir} ${resources_file} -v=3 -- COMPONENT_VERSION=${component_version}
+
+  # move modified component descriptor back to the original file.
+  mv "${tmp_cd}" "${BASE_DEFINITION_PATH}"
+else
+  echo "Resources file ${resources_file} not found. Skip adding additional resources."
+fi
+
 echo "Enriching component descriptor from ${BASE_DEFINITION_PATH}"
 
 if [[ -f "$repo_root_dir/charts/images.yaml" ]]; then