Merge pull request #21 from randy3k/kernels

More kernels

deploy.yml

@@ -18,11 +18,12 @@
   roles:
     - common
     - python
+    - { role: r, when: install_r_kernel }
     - { role: newrelic, when: newrelic_license_key is defined and newrelic_license_key != ''}
     - nginx
     - supervisor
     - saveusers
-    - bash
+    - { role: bash, when: install_bash_kernel }
     - jupyterhub
     - { role: cull_idle, when: use_cull_idle_servers}
     - nbgrader

host_vars/hostname.example

@@ -21,6 +21,12 @@ jupyterhub_users:
   - student1
   - student2
 
+# Install r kernel
+install_r_kernel: false
+
+# Install bash kernel
+install_bash_kernel: true
+
 # The secret token to use for accessing the proxy
 # Create using something like `openssl rand -hex 32`
 proxy_auth_token: ''

roles/r/tasks/main.yml

@@ -0,0 +1,40 @@
+---
+
+- name: repository | add public key
+  apt_key: id=E084DAB9 keyserver=keyserver.ubuntu.com state=present
+
+- name: repository | add cran-r
+  apt_repository: repo="deb http://cran.rstudio.com/bin/linux/ubuntu {{ubuntu_codename}}/" state=present update_cache=true
+
+- name: install r and devtools's dependencies
+  apt: name={{ item }} state=present
+  with_items:
+    - r-recommended
+    - libcurl4-gnutls-dev
+    - libxml2-dev
+    - libssl-dev
+
+- name: install IRkernel's dependencies
+  command: R --quiet -e "if (! '{{item}}' %in% installed.packages()[,'Package']) install.packages('{{item}}', repos='http://cran.rstudio.com/')"
+  with_items:
+    - repr
+    - IRdisplay
+    - pbdZMQ
+    - crayon
+    - devtools
+
+- name: install IRkernel
+  command: R --quiet -e "if (! '{{item}}' %in% installed.packages()[,'Package']) devtools::install_github('IRkernel/{{item}}')"
+  with_items:
+    - IRkernel
+
+- name: install irkernel kernelspec
+  command: R --quiet -e "IRkernel::installspec(user = FALSE)"
+
+- name: install additional R packages
+  command: R --quiet -e "if (! '{{item}}' %in% installed.packages()[,'Package']) install.packages('{{item}}', repos='http://cran.rstudio.com/')"
+  with_items:
+    - ggplot2
+    - dplyr
+    - reshape2
+    - car