fix(NA): creation of multiple processes on production by splitting no…

…_transpilation when setting up node env (elastic#114940)

* fix(NA): adds no_transpilation_dist to avoid preserve_symlinks on dist

* chore(NA): setup node env correctly on functional tests

* chore(NA): try to fix tests

* chore(NA): correctly separate split

* chore(NA): check ensure preserve symlinks need

* chore(NA): investigate path resolve result

* chore(NA): investigate path resolve result #2

* chore(NA): comment out preserve symlinks

* chore(NA): apply fs.realpathSync into the calculated REPO_ROOT paths on babel_register_for_test_plugins

* chore(NA): removes debug code

* chore(NA): move array definition

* chore(NA): correctly import fs

Co-authored-by: Kibana Machine <42973632+kibanamachine@users.noreply.github.com>

packages/kbn-test/src/functional_tests/lib/babel_register_for_test_plugins.js

@@ -6,6 +6,7 @@
  * Side Public License, v 1.
  */
 
+const Fs = require('fs');
 const Path = require('path');
 
 const { REPO_ROOT } = require('@kbn/dev-utils');
@@ -22,7 +23,7 @@ require('@babel/register')({
     // TODO: should should probably remove this link back to the source
     Path.resolve(REPO_ROOT, 'x-pack/plugins/task_manager/server/config.ts'),
     Path.resolve(REPO_ROOT, 'src/core/utils/default_app_categories.ts'),
-  ],
+  ].map((path) => Fs.realpathSync(path)),
   babelrc: false,
   presets: [require.resolve('@kbn/babel-preset/node_preset')],
   extensions: ['.js', '.ts', '.tsx'],

src/setup_node_env/dist.js

@@ -6,5 +6,5 @@
  * Side Public License, v 1.
  */
 
-require('./no_transpilation');
+require('./no_transpilation_dist');
 require('./polyfill');

src/setup_node_env/no_transpilation.js

@@ -7,12 +7,4 @@
  */
 
 require('./ensure_node_preserve_symlinks');
-
-// The following require statements MUST be executed before any others - BEGIN
-require('./exit_on_warning');
-require('./harden');
-// The following require statements MUST be executed before any others - END
-
-require('symbol-observable');
-require('source-map-support/register');
-require('./node_version_validator');
+require('./no_transpilation_dist');

src/setup_node_env/no_transpilation_dist.js

@@ -0,0 +1,16 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0 and the Server Side Public License, v 1; you may not use this file except
+ * in compliance with, at your election, the Elastic License 2.0 or the Server
+ * Side Public License, v 1.
+ */
+
+// The following require statements MUST be executed before any others - BEGIN
+require('./exit_on_warning');
+require('./harden');
+// The following require statements MUST be executed before any others - END
+
+require('symbol-observable');
+require('source-map-support/register');
+require('./node_version_validator');