adjust CRD docs generator script to account for metrics API

Signed-off-by: Moritz Wiesinger <[email protected]>

.github/scripts/generate-crd-docs/generate-crd-docs.sh

@@ -10,7 +10,8 @@
 # renovate: datasource=github-releases depName=elastic/crd-ref-docs
 GENERATOR_VERSION=master
 API_DOMAIN="keptn.sh"
-API_ROOT='operator/apis/'
+OPERATOR_API_ROOT='operator/apis/'
+METRICS_API_ROOT='metrics-operator/api/'
 TEMPLATE_DIR='.github/scripts/generate-crd-docs/templates'
 RENDERER='markdown'
 RENDERER_CONFIG_FILE='.github/scripts/generate-crd-docs/crd-docs-generator-config.yaml'
@@ -25,8 +26,8 @@ fi
 
 echo "Running CRD docs auto-generator..."
 
-for api_group in "$API_ROOT"*; do
-  sanitized_api_group="${api_group#$API_ROOT}"
+for api_group in "$OPERATOR_API_ROOT"*; do
+  sanitized_api_group="${api_group#$OPERATOR_API_ROOT}"
   INDEX_PATH="./docs/content/en/docs/crd-ref/$sanitized_api_group/_index.md"
 
   if [ ! -f "$INDEX_PATH" ]; then
@@ -39,13 +40,13 @@ for api_group in "$API_ROOT"*; do
   fi
 
   for api_version in "$api_group"/*; do
-    sanitized_api_version="${api_version#$API_ROOT$sanitized_api_group/}"
+    sanitized_api_version="${api_version#$OPERATOR_API_ROOT$sanitized_api_group/}"
 
     OUTPUT_PATH="./docs/content/en/docs/crd-ref/$sanitized_api_group/$sanitized_api_version"
 
     echo "Arguments:"
     echo "TEMPLATE_DIR: $TEMPLATE_DIR"
-    echo "API_ROOT: $API_ROOT"
+    echo "OPERATOR_API_ROOT: $OPERATOR_API_ROOT"
     echo "API_GROUP: $sanitized_api_group"
     echo "API_VERSION: $sanitized_api_version"
     echo "RENDERER: $RENDERER"
@@ -65,3 +66,43 @@ for api_group in "$API_ROOT"*; do
     echo "---------------------"
   done
 done
+
+# Metrics API
+sanitized_api_group="metrics"
+INDEX_PATH="./docs/content/en/docs/crd-ref/$sanitized_api_group/_index.md"
+
+if [ ! -f "$INDEX_PATH" ]; then
+  echo "API group index file doesn't exist for group $sanitized_api_group. Creating it now..."
+  # Use sanitized_api_group and make first char uppercase
+  API_GROUP="$(tr '[:lower:]' '[:upper:]' <<< "${sanitized_api_group:0:1}")${sanitized_api_group:1}"
+  export API_GROUP
+  envsubst < './.github/scripts/generate-crd-docs/templates/index-template.md' > "$INDEX_PATH"
+  unset API_GROUP
+fi
+
+for api_version in "$METRICS_API_ROOT"*; do
+  sanitized_api_version="${api_version#$METRICS_API_ROOT}"
+
+  OUTPUT_PATH="./docs/content/en/docs/crd-ref/$sanitized_api_group/$sanitized_api_version"
+
+  echo "Arguments:"
+  echo "TEMPLATE_DIR: $TEMPLATE_DIR"
+  echo "METRICS_API_ROOT: $METRICS_API_ROOT"
+  echo "API_GROUP: $sanitized_api_group"
+  echo "API_VERSION: $sanitized_api_version"
+  echo "RENDERER: $RENDERER"
+  echo "RENDERER_CONFIG_FILE: $RENDERER_CONFIG_FILE"
+  echo "OUTPUT_PATH: $OUTPUT_PATH/_index.md"
+
+  echo "Creating docs folder $OUTPUT_PATH..."
+  mkdir -p "$OUTPUT_PATH"
+
+  echo "Generating CRD docs for $sanitized_api_group.$API_DOMAIN/$sanitized_api_version..."
+  crd-ref-docs \
+    --templates-dir "$TEMPLATE_DIR" \
+    --source-path="./$api_version" \
+    --renderer="$RENDERER" \
+    --config "$RENDERER_CONFIG_FILE" \
+    --output-path "$OUTPUT_PATH/_index.md"
+  echo "---------------------"
+done