Magrit playbook: Cartography Teaching+Learning

roles/9-local-addons/tasks/main.yml

@@ -21,6 +21,12 @@
   when: minetest_install
   tags: minetest
 
+- name: MAGRIT
+  include_role:
+    name: magrit
+  when: magrit_install
+  tags: magrit
+
 - name: Recording STAGE 9 HAS COMPLETED ====================
   lineinfile:
     dest: "{{ iiab_env_file }}"

roles/magrit/defaults/main.yml

@@ -0,0 +1,5 @@
+magrit_port: 9999
+magrit_dir: /opt/iiab/magrit
+magrit_venv: /opt/iiab/magrit/venv
+magrit_install: False
+magrit_enabled: False

roles/magrit/tasks/main.yml

@@ -0,0 +1,102 @@
+- name: Install packages reqpured for magrit thematic mapping https://github.com/riatelab/magrit
+  package:
+    name:
+      - libpython3.5-dev 
+      - python3.5 
+      - python3.5-dev 
+      - python3-pip
+      - libopenblas-dev 
+      - libopenblas-base 
+      - libfreetype6-dev 
+      - libfreetype6 
+      - libproj-dev
+      - libspatialindex-dev 
+      - libv8-3.14-dev 
+      - libffi-dev 
+      - node-gyp
+      - libuv1-dev
+      - libxslt1-dev 
+      - libxml2 
+      - libxml2-dev 
+      - libkml-dev 
+      - libgeos-dev
+      - redis-server 
+      - libatlas-base-dev
+    state: present
+  when: internet_available and is_rpi
+  tags:
+    - download
+
+- name: Check if our package is already downloaded
+  stat: 
+      path: '{{ downloads_dir }}/gdal_2.2.3-1_armhf.deb'
+  register: p
+
+- name: Download our compiled version of Geospatial Data Abstraction lIbrary (GDAL)
+  get_url:
+    url: '{{ iiab_download_url }}/gdal_2.2.3-1_armhf.deb'
+    dest: '{{ downloads_dir }}'
+  when: p.stat.isdir is defined and p.stat.isdir and  internet_available and is_rpi
+
+- name: Install GDAL
+  shell: "apt-get install {{ downloads_dir }}/gdal_2.2.3-1_armhf.deb"
+  args:
+     warn: false
+  when: internet_available and is_rpi
+
+- name: Tell the loader where to find the libgdal library
+  shell: ldconfig /usr/local/lib
+  when: internet_available and is_rpi
+
+- name: Clone magrit repo
+  git:
+    repo: https://github.com/riatelab/magrit
+    dest: "{{ magrit_venv }}"
+    version: master
+    update: yes
+    force: yes
+  when: internet_available and is_rpi and magrit_install
+
+- name: Install magrit with dependencies using pip, into virtualenv (debuntu)
+  pip:
+    name: 
+      - numpy
+      - ujson
+      - docopt
+      - pandas 
+    virtualenv: "{{ magrit_venv }}"
+    virtualenv_python: python3.5
+  when: internet_available and is_rpi
+
+- name: Install the magrit requirements
+  pip:
+    requirements: '{{ magrit_venv }}/requirements/dev.txt'
+    virtualenv: "{{ magrit_venv }}"
+
+- name: Edit the python environment spec
+  lineinfile:
+      path: '{{ magrit_venv }}/magrit_app/app.py'
+      regexp: '^#!/usr/bin/env.*'
+      line: '#!/usr/bin/env python3.5'
+
+- name: Compile the python helper stubs
+  shell: "{{ magrit_venv }}/bin/cythonize -i -b {{ magrit_venv }}/magrit_app/*.pyx"
+
+- name: Put systemd service file
+  template:
+      src: magrit.service.j2
+      dest: /etc/systemd/system/magrit.service
+
+- name: Enable systemd for magrit
+  systemd:
+      enabled: True
+      started: True
+  when:
+      magrit_enabled: True
+
+- name: Disable systemd for magrit
+  systemd:
+      enabled: False
+      started: False
+  when:
+      magrit_enabled == False

roles/magrit/templates/magrit.service.j2

@@ -0,0 +1,11 @@
+[Unit]
+Description=Magrit
+After=network-online.target
+
+[Service]
+Type=oneshot
+ExecStart={{ magrit_venv }}/bin/python3.5 -m /{{ magrit_venv }}/magrit_app/app,py --port {{ magrit_port }} --address {{ lan_ip }}
+
+[Install]
+WantedBy=multi-user.target
+