Add separate variables for installing and configuring NGINX (#284)

CHANGELOG.md

@@ -12,10 +12,11 @@ FEATURES:
 *   Add support to configure logrotate
 *   Add support for Ubuntu Focal
 *   Add support to configure SELinux
+*   Two new variables have been introduced -- `nginx_install` and `nginx_configure` -- to let you choose whether you want to install NGINX, configure NGINX, or both
 
 ENHANCEMENTS:
 
-*   Use `include_tasks` instead of `import_tasks` when possible to speed up the role's execution time
+*   The role now uses `include_tasks` instead of `import_tasks` when possible to speed up the role's execution time
 *   Improve configuration templating capabilities:
     *   Add support for unix upstreams
     *   Add PID templating option

defaults/main/linux.yml

@@ -7,7 +7,7 @@ nginx_linux_families: ['Alpine', 'Debian', 'RedHat', 'Suse']
 # RedHat={Amazon,CentOS,OracleLinux,RHEL} Debian={Ubuntu,Debian}
 nginx_plus_linux_families: ['Alpine', 'Debian', 'RedHat', 'Suse']
 
-# Default locations and versions for install from source
+# Default locations and versions when 'nginx_install_from; is set to 'source'
 pcre_version: pcre-8.43
 zlib_version: zlib-1.2.11
 openssl_version: openssl-1.1.1c

defaults/main/main.yml

@@ -1,8 +1,18 @@
 ---
-# Install NGINX.
+# Enable NGINX options -- `nginx_install` and `nginx_configure`.
 # Default is true.
 nginx_enable: true
 
+# Install NGINX and NGINX modules.
+# Variables for these options can be found below.
+# Default is true.
+nginx_install: true
+
+# Enable NGINX configuration options.
+# Variables for these options can be found in `./template.yml` and `./upload.yml`.
+# Default is true.
+nginx_configure: true
+
 # Start NGINX service.
 # Default is true.
 nginx_start: true
@@ -22,7 +32,7 @@ nginx_type: opensource
 # nginx_version: "-20*"
 
 # Specify whether you want to maintain your version of NGINX, upgrade to the latest version, or remove NGINX.
-# Can be used with `nginx_version` to achieve fine tune control on which version of NGINX is installed/used on each playbook execution.
+# Can be used with `nginx_version` to fine tune control on which version of NGINX is installed/used on each playbook execution.
 # Using 'present' will install the latest version (or 'nginx_version') of NGINX on a fresh install.
 # Using 'latest' will upgrade NGINX to the latest version (that matches your 'nginx_version') of NGINX on every playbook execution.
 # Using 'absent' will remove NGINX from your system.
@@ -36,14 +46,11 @@ nginx_state: present
 nginx_install_from: nginx_repository
 
 # Specify source install options for NGINX Open Source.
-# Options represent whether to install from source also
+# Options represent whether to install from source also or to install from packages (default).
-# or to install from packages (default). These only apply
+# These only apply if 'nginx_install_from' is set to 'source'.
-# if 'nginx_install_from' is set to 'source'
+# For the tools, true means we will install from a package and false means install from source.
-# For the tools, true means we will install from a package
+# 'nginx_install_source_build_tools' will install compiler and build tools from packages.
-# and false means install from source.
+# If false, you need to have these present.
-# 'nginx_install_source_build_tools' will install compiler
-# and build tools from packages.  If false, you need to have
-# these present.
 nginx_install_source_build_tools: true
 nginx_install_source_pcre: false
 nginx_install_source_openssl: true

molecule/common/playbook_default.yml

@@ -30,6 +30,7 @@
       - 80
       - 443
     nginx_version: "{{ version }}"
+    nginx_configure: false
     nginx_logrotate_conf_enable: true
     nginx_logrotate_conf:
       paths:

tasks/main.yml

@@ -18,6 +18,7 @@
 - name: "(Install: Debian/Ubuntu/CentOS/RedHat/FreeBSD) Install NGINX"
   block:
 
+    - block:
         - include_tasks: "{{ role_path }}/tasks/opensource/install-oss.yml"
           when: nginx_type == "opensource"
           tags: nginx_install_oss
@@ -26,6 +27,18 @@
           when: nginx_type == "plus"
           tags: nginx_install_plus
 
+        - include_tasks: "{{ role_path }}/tasks/modules/install-modules.yml"
+          when: true in nginx_modules.values()
+          tags: nginx_install_modules
+
+        - include_tasks: "{{ role_path }}/tasks/plus/delete-license.yml"
+          when:
+            - nginx_type == "plus"
+            - nginx_delete_license
+          tags: nginx_delete_license
+      when: nginx_install | bool
+
+    - block:
         - include_tasks: "{{ role_path }}/tasks/conf/cleanup-config.yml"
           when: nginx_cleanup_config | bool
           tags: nginx_cleanup_config
@@ -48,16 +61,7 @@
         - include_tasks: "{{ role_path }}/tasks/conf/setup-status.yml"
           when: nginx_status_enable | bool
           tags: nginx_setup_status
-
+      when: nginx_configure | bool
-    - include_tasks: "{{ role_path }}/tasks/modules/install-modules.yml"
-      when: true in nginx_modules.values()
-      tags: nginx_install_modules
-
-    - include_tasks: "{{ role_path }}/tasks/plus/delete-license.yml"
-      when:
-        - nginx_type == "plus"
-        - nginx_delete_license
-      tags: nginx_delete_license
 
     - name: "(Config: All OSs) Ensure NGINX is Running"
       meta: flush_handlers
@@ -69,7 +73,6 @@
     - include_tasks: "{{ role_path }}/tasks/conf/logrotate.yml"
       when: nginx_logrotate_conf_enable | bool
       tags: nginx_logrotate_config
-
   when: nginx_enable | bool
 
 - include_tasks: "{{ role_path }}/tasks/amplify/install-amplify.yml"