Add support for shared path (#123)

docs/reference.md

@@ -46,6 +46,7 @@ The `deploy` command contains many options which can be passed as environment va
 | KR_BASE_OVERLAY_PATH | The path containing the base kustomize overlay to be used. | src/deploy/resources/base | false |
 | KR_OVERLAY_PATH | The path containing a kustomize overlay to be used. | - | false |
 | KR_VERBOSE | Prints verbose or debug messages. Should not be used in production. | false | false |
+| KR_SHARED_PATH | The path of a folder that will be copied to `__shared_path/` folder into the overlay path. Can be used to load files from the host as configMaps, for example. | - | false |
 
 ### Restart Command
 

src/deploy/deploy

@@ -33,6 +33,7 @@ url=https://$host
 kube_context=$KR_KUBE_CONTEXT
 test_connection=${KR_TEST_CONNECTION:-true}
 test_connection_url_path=${KR_TEST_CONNECTION_URL_PATH:-"/"}
+shared_path=$KR_SHARED_PATH
 overlay_path=$KR_OVERLAY_PATH
 base_overlay_path=${KR_BASE_OVERLAY_PATH:-"src/deploy/resources/base"}
 delete_before_apply=${KR_DELETE_BEFORE_APPLY:-false}
@@ -89,6 +90,11 @@ install_resources () {
     cd "$work_dir/overlay"
   fi
 
+  # Copy files to shared path if it is present
+  if [ "$shared_path" != "" ]; then
+    cp -R "$shared_path" "./__shared_path"
+  fi
+
   kustomize edit set namespace "$namespace"
   kustomize edit add annotation --force \
   app.kubernetes.io/instance:"$namespace" \