add a default var to set R script path for install (#52)

* add a default var to set R script path for install

* add the R script path variable in the doc

* add r scripts path in command task

* remove owner and group for file template as we may want to run it as other user than root

* add owner and group variable for R script install

* fix bad line on R script command

* use root as default user and group

* add new owner and group var to README

README.md

@@ -35,6 +35,10 @@ Set up the latest version of R in Ubuntu systems.
 
 * `r_environment`: [default: `{}`]: Environment variables to set (during the install, update or delete packages tasks)
 
+* `r_scripts_install_path:`: [default: `/usr/local/bin`]: The path where to install the R script used to install, update and delete R package
+* `r_scripts_install_owner`: [default: `root`]: The owner of the R script to install, update and delete R package
+* `r_scripts_install_group`: [default: `root`]: The group of the R script to install, update and delete R package
+
 ## Dependencies
 
 None

defaults/main.yml

@@ -14,3 +14,7 @@ r_packages_repos: "{{ r_cran_mirror }}"
 r_packages_lib: /usr/local/lib/R/site-library
 r_packages: []
 r_environment: {}
+
+r_scripts_install_path: /usr/local/bin
+r_scripts_install_owner: root
+r_scripts_install_group: root

tasks/packages.yml

@@ -2,10 +2,10 @@
 ---
 - name: packages | copy r scripts
   template:
-    src: "usr/local/bin/{{ item.src }}"
-    dest: "/usr/local/bin/{{ item.dest }}"
-    owner: root
-    group: root
+    src: "{{ item.src }}"
+    dest: "{{ r_scripts_install_path }}/{{ item.dest }}"
+    owner: "{{ r_scripts_install_owner }}"
+    group: "{{ r_scripts_install_group }}"
     mode: 0755
   with_items:
     - src: R-install-package.j2
@@ -23,7 +23,7 @@
 
 - name: packages | install
   command: >
-    R-install-package
+    {{ r_scripts_install_path }}/R-install-package
       {{ item.name }}
       {{ item.type | default(r_packages_type) }}
       {{ item.lib | default(r_packages_lib) }}
@@ -43,7 +43,7 @@
 
 - name: packages | remove
   command: >
-    R-remove-package
+    {{ r_scripts_install_path }}/R-remove-package
       {{ item.name }}
       {% if item.lib is defined %}{{ item.lib }}{% endif %}
   environment: "{{ r_environment }}"
@@ -58,7 +58,7 @@
 
 - name: packages | update
   command: >
-    R-update-package
+    {{ r_scripts_install_path }}/R-update-package
       {{ item.name }}
       {{ item.type | default(r_packages_type) }}
       {{ item.lib | default(r_packages_lib) }}