From 163c89dbabcb822d18d58a7d4ddae65c16587dd6 Mon Sep 17 00:00:00 2001
From: Zenidd <jpsaezgutierrez@gmail.com>
Date: Tue, 10 Mar 2020 15:23:35 +0100
Subject: [PATCH] Adding nodejs recommended node_options and plugin
 optimization

---
 .../ansible-kibana/defaults/main.yml            |  5 ++++-
 .../ansible-kibana/tasks/build_wazuh_plugin.yml |  4 +---
 .../elastic-stack/ansible-kibana/tasks/main.yml | 17 ++++++++++++++---
 3 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/roles/elastic-stack/ansible-kibana/defaults/main.yml b/roles/elastic-stack/ansible-kibana/defaults/main.yml
index cd25eec2..dcc2bf8a 100644
--- a/roles/elastic-stack/ansible-kibana/defaults/main.yml
+++ b/roles/elastic-stack/ansible-kibana/defaults/main.yml
@@ -43,8 +43,11 @@ nodejs:
   repo_dict:
       debian: "deb"
       redhat: "rpm"
-  repo_url_ext: "nodesource.com/setup_8.x" 
+  repo_url_ext: "nodesource.com/setup_8.x"
 
 # Build from sources
 build_from_sources: false
 wazuh_plugin_branch: 3.11-7.6
+
+#Nodejs NODE_OPTIONS
+node_options: --max-old-space-size=4096
\ No newline at end of file
diff --git a/roles/elastic-stack/ansible-kibana/tasks/build_wazuh_plugin.yml b/roles/elastic-stack/ansible-kibana/tasks/build_wazuh_plugin.yml
index 37cfd7dc..5fb74823 100644
--- a/roles/elastic-stack/ansible-kibana/tasks/build_wazuh_plugin.yml
+++ b/roles/elastic-stack/ansible-kibana/tasks/build_wazuh_plugin.yml
@@ -63,9 +63,7 @@
       chdir: "/tmp/app/build"
 
   - name: Install Wazuh Plugin (can take a while)
-    shell: "/usr/share/kibana/bin/kibana-plugin install file:///tmp/app/build/{{ wazuhapp_package_name.stdout }}"
-    environment:
-      NODE_OPTIONS: "--max-old-space-size=3072"
+    shell: 'NODE_OPTIONS="{{node_options}}" /usr/share/kibana/bin/kibana-plugin install file:///tmp/app/build/{{ wazuhapp_package_name.stdout }}'
     args:
       executable: /bin/bash
       creates: /usr/share/kibana/plugins/wazuh/package.json
diff --git a/roles/elastic-stack/ansible-kibana/tasks/main.yml b/roles/elastic-stack/ansible-kibana/tasks/main.yml
index c0d663cc..72f229ae 100644
--- a/roles/elastic-stack/ansible-kibana/tasks/main.yml
+++ b/roles/elastic-stack/ansible-kibana/tasks/main.yml
@@ -62,6 +62,12 @@
     - kibana_xpack_security
   tags: xpack-security
 
+- name: Node configuration
+  replace:
+    path: /usr/share/kibana/bin/kibana
+    regexp: 'NODE_OPTIONS=\"--no-warnings --max-http-header-size=65536 \$\{NODE_OPTIONS\}\" NODE_ENV=production exec \"\$\{NODE}\" \"\$\{DIR\}/src/cli\" \$\{@\}'
+    replace: 'NODE_OPTIONS="--no-warnings {{node_options}} --max-http-header-size=65536 ${NODE_OPTIONS}" NODE_ENV=production exec "${NODE}" "${DIR}/src/cli" ${@}'
+
 - name: Ensuring certificates folder owner
   file:
     path: "{{ node_certs_destination }}/"
@@ -119,9 +125,7 @@
 
 
 - name: Install Wazuh Plugin (can take a while)
-  shell: "/usr/share/kibana/bin/kibana-plugin install {{ wazuh_app_url }}-{{ wazuh_version }}_{{ elastic_stack_version }}.zip"
-  environment:
-    NODE_OPTIONS: "--max-old-space-size=3072"
+  shell: 'NODE_OPTIONS="{{node_options}}" /usr/share/kibana/bin/kibana-plugin install {{ wazuh_app_url }}-{{ wazuh_version }}_{{ elastic_stack_version }}.zip'
   args:
     executable: /bin/bash
     creates: /usr/share/kibana/plugins/wazuh/package.json
@@ -135,6 +139,13 @@
   when:
     - not build_from_sources
 
+- name: Kibana optimization (can take a while)
+  shell: 'NODE_OPTIONS="{{node_options}}" /usr/share/kibana/bin/kibana --optimize --allow-root'
+  args:
+    executable: /bin/bash
+  become: yes
+  become_user: kibana
+
 - name: Wait for Elasticsearch port
   wait_for: host={{ elasticsearch_network_host }} port={{ elasticsearch_http_port }}