Merge pull request #1297 from Security-Onion-Solutions/experimental

Add Airgap code

salt/airgap/files/yum.conf

@@ -0,0 +1,12 @@
+[main]
+cachedir=/var/cache/yum/$basearch/$releasever
+keepcache=0
+debuglevel=2
+logfile=/var/log/yum.log
+exactarch=1
+obsoletes=1
+gpgcheck=1
+plugins=1
+installonly_limit=2
+bugtracker_url=http://bugs.centos.org/set_project.php?project_id=23&ref=http://bugs.centos.org/bug_report_page.php?category=yum
+distroverpkg=centos-release

salt/airgap/init.sls

@@ -0,0 +1,55 @@
+{% set MANAGER = salt['grains.get']('master') %}
+airgapyum:
+  file.managed:
+    - name: /etc/yum/yum.conf
+    - source: salt://airgap/files/yum.conf
+
+airgap.repo:
+  pkgrepo.managed:
+    - humanname: Airgap Repo
+    - baseurl: https://{{ MANAGER }}/repo
+    - gpgcheck: 0
+
+agbase:
+  file.absent:
+    - name: /etc/yum.repos.d/CentOS-Base.repo
+
+agcr:
+  file.absent:
+    - name: /etc/yum.repos.d/CentOS-CR.repo
+
+agdebug:
+  file.absent:
+    - name: /etc/yum.repos.d/CentOS-Debuginfo.repo
+
+agfasttrack:
+  file.absent:
+    - name: /etc/yum.repos.d/CentOS-fasttrack.repo
+
+agmedia:
+  file.absent:
+    - name: /etc/yum.repos.d/CentOS-Media.repo
+
+agsources:
+  file.absent:
+    - name: /etc/yum.repos.d/CentOS-Sources.repo
+
+agvault:
+  file.absent:
+    - name: /etc/yum.repos.d/CentOS-Vault.repo
+
+agkernel:
+  file.absent:
+    - name: /etc/yum.repos.d/CentOS-x86_64-kernel.repo
+
+agepel:
+  file.absent:
+    - name: /etc/yum.repos.d/epel.repo
+
+agtesting:
+  file.absent:
+    - name: /etc/yum.repos.d/epel-testing.repo
+
+agssrepo:
+  file.absent:
+    - name: /etc/yum.repos.d/saltstack.repo

salt/nginx/etc/nginx.conf.so-standalone

@@ -2,6 +2,7 @@
 {%- set FLEET_MANAGER = salt['pillar.get']('global:fleet_manager') %}
 {%- set FLEET_NODE = salt['pillar.get']('global:fleet_node') %}
 {%- set FLEET_IP = salt['pillar.get']('global:fleet_ip', None) %}
+{%- set ISAIRGAP = salt['pillar.get']('global:airgap') %}
 # For more information on configuration, see:
 #   * Official English Documentation: http://nginx.org/en/docs/
 #   * Official Russian Documentation: http://nginx.org/ru/docs/
@@ -182,6 +183,20 @@ http {
 			proxy_set_header      X-Forwarded-Proto $scheme;
 		} 
 		
+		{%- if ISAIRGAP is sameas true %}
+                location /repo/ {
+                        allow all;
+                        sendfile on;
+                        sendfile_max_chunk 1m;
+                        autoindex on;
+                        autoindex_exact_size off;
+                        autoindex_format html;
+                        autoindex_localtime on;
+                }
+
+		{%- endif %}
+
+		
 		location /grafana/ {
 			auth_request          /auth/sessions/whoami;
 			rewrite               /grafana/(.*) /$1 break;

salt/nginx/init.sls

@@ -3,6 +3,7 @@
 {% set MANAGER = salt['grains.get']('master') %}
 {% set VERSION = salt['pillar.get']('global:soversion', 'HH1.2.2') %}
 {% set IMAGEREPO = salt['pillar.get']('global:imagerepo') %}
+{% set ISAIRGAP = salt['pillar.get']('global:airgap') %}
 
 # Drop the correct nginx config based on role
 nginxconfdir:
@@ -72,6 +73,9 @@ so-nginx:
       - /etc/pki/managerssl.crt:/etc/pki/nginx/server.crt:ro
       - /etc/pki/managerssl.key:/etc/pki/nginx/server.key:ro
       - /opt/so/conf/fleet/packages:/opt/socore/html/packages
+      {% if ISAIRGAP is sameas true %}
+      - /nsm/repo:/opt/socore/html/repo:ro
+      {% endif %}
       # ATT&CK Navigator binds
       - /opt/so/conf/navigator/navigator_config.json:/opt/socore/html/navigator/assets/config.json:ro
       - /opt/so/conf/navigator/nav_layer_playbook.json:/opt/socore/html/navigator/assets/playbook.json:ro

salt/top.sls

@@ -9,17 +9,24 @@
 {%- set STRELKA = salt['pillar.get']('strelka:enabled', '0') -%}
 {% import_yaml 'salt/minion.defaults.yaml' as salt %}
 {% set saltversion = salt.salt.minion.version %}
-
+{% set ISAIRGAP = salt['pillar.get']('global:airgap') %}
 
 base:
 
   'not G@saltversion:{{saltversion}}':
     - match: compound
+    {% if ISAIRGAP is sameas true %}
+    - airgap
+    {% endif %}
     - salt.minion
 
   'G@os:CentOS and G@saltversion:{{saltversion}}':
     - match: compound
+    {% if ISAIRGAP is sameas true %}
+    - airgap
+    {% else %}
     - yum
+    {% endif %}
     - yum.packages
 
   '* and G@saltversion:{{saltversion}}':