for edxapp, install python sandbox requirements into regular venv

temporary fix to allow some things that depend on this (like
drag-and-drop questions) to not break.  Also, this configuration
might be what trial installs prefer, anyway.

playbooks/roles/edxapp/tasks/deploy.yml

@@ -128,6 +128,24 @@
   - install
   - deploy
 
+
+# Install the sandbox python modules into {{ venv_dir }}
+- name : install sandbox requirements into regular venv
+  # Need to use shell rather than pip so that we can maintain the context of our current working directory; some
+  # requirements are pathed relative to the edx-platform repo. Using the pip from inside the virtual environment implicitly
+  # installs everything into that virtual environment.
+  shell: cd {{ edx_platform_code_dir }} && {{ venv_dir }}/bin/pip install --use-mirrors -r {{ item }}
+  with_items:
+  - "{{ sandbox_base_requirements }}"
+  - "{{ sandbox_local_requirements }}"
+  - "{{ sandbox_post_requirements }}"
+  when: install_sandbox_reqs_into_regular_venv
+  tags:
+  - lms
+  - cms
+  - install
+  - deploy
+
 # This check needs to be run to see if rake can be used but its failure should not stop the run.
 - name: check if rake gather_assets is available
   shell: executable=/bin/bash chdir={{ edx_platform_code_dir }} rake -T | grep gather_assets

playbooks/roles/edxapp/vars/main.yml

@@ -201,6 +201,13 @@ base_requirements_file:   "{{ edx_platform_code_dir }}/requirements/edx/base.txt
 github_requirements_file: "{{ edx_platform_code_dir }}/requirements/edx/github.txt"
 repo_requirements_file:   "{{ edx_platform_code_dir }}/requirements/edx/repo.txt"
 
+sandbox_base_requirements:  "{{ edx_platform_code_dir }}/requirements/edx-sandbox/base.txt"
+sandbox_local_requirements: "{{ edx_platform_code_dir }}/requirements/edx-sandbox/local.txt"
+sandbox_post_requirements:  "{{ edx_platform_code_dir }}/requirements/edx-sandbox/post.txt"
+
+#do we want to install the sandbox requirements into the regular virtual env
+install_sandbox_reqs_into_regular_venv: true
+
 lms_debian_pkgs:
   - apparmor-utils
   - aspell