From bf03e92f046483a121f6d60a85f4aee1ea200cb1 Mon Sep 17 00:00:00 2001
From: Jens Timmerman <jens.timmerman@mazars.be>
Date: Sat, 12 Sep 2020 00:36:08 +0200
Subject: [PATCH] only add superuser if no superuser yet, serve static content
 with whitenoise

---
 tasks/main.yml           | 22 ++++++++++++++++++++--
 templates/settings.py.j2 |  4 ++++
 vars/main.yml            |  1 +
 3 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/tasks/main.yml b/tasks/main.yml
index 6d9daf3..0dd0a6f 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -8,6 +8,7 @@
       - 'tar'
       - 'python3-psycopg2'
       - 'python3-gunicorn'
+      - 'python3-whitenoise'
     state: 'present'
 
 - name: 'Create im user'
@@ -19,13 +20,17 @@
 
 - name: 'download latest im stable'
   get_url:
-    url: https://gitea.caret.be/jens/im/archive/main.tar.gz
     dest: "{{im_home}}/im-latest.tar.gz"
     owner: im
     group: im
     mode: '0400'
     force: true
 
+- name: 'remove previous install stable'
+  file:
+    dest: "{{im_home}}/im"
+    state: absent
+
 - name: 'unarchive latest im stable'
   unarchive:
     src: "{{im_home}}/im-latest.tar.gz"
@@ -60,11 +65,24 @@
   django_manage:
     command: migrate
     app_path: "{{im_home}}/im"
+  become: true
+  become_user: "{{im_user}}"
 
-- name: 'create superjuser for django im app'
+- name: check if django superuser exists
+  django_manage:
+    command: 'shell -c "from django.contrib.auth.models import User; print(User.objects.filter(is_superuser=True).exists())"'
+    app_path: "{{im_home}}/im"
+  register: superuser_exists
+  become: true
+  become_user: "{{im_user}}"
+
+- name: "create superjuser for django im app if it doesn't exist"
   django_manage:
     command: "createsuperuser --noinput --username=admin --email={{im_admin_email}}"
     app_path: "{{im_home}}/im"
+  become: true
+  become_user: "{{im_user}}"
+  when: superuser_exists.out.find("True") == -1
 
 - name: 'collect static content'
   django_manage:
diff --git a/templates/settings.py.j2 b/templates/settings.py.j2
index d947778..5fed76c 100644
--- a/templates/settings.py.j2
+++ b/templates/settings.py.j2
@@ -44,6 +44,7 @@ INSTALLED_APPS = [
 
 MIDDLEWARE = [
     'django.middleware.security.SecurityMiddleware',
+    'whitenoise.middleware.WhiteNoiseMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.middleware.common.CommonMiddleware',
     'django.middleware.csrf.CsrfViewMiddleware',
@@ -123,5 +124,8 @@ USE_TZ = True
 
 # Static files (CSS, JavaScript, Images)
 # https://docs.djangoproject.com/en/2.1/howto/static-files/
+# http://whitenoise.evans.io/en/stable/django.html
 
 STATIC_URL = '/static/'
+STATICFILES_STORAGE = 'whitenoise.storage.CompressedManifestStaticFilesStorage'
+STATIC_ROOT = os.path.join(BASE_DIR, 'staticfiles')
diff --git a/vars/main.yml b/vars/main.yml
index 4524234..3a1bc47 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -12,3 +12,4 @@ im_db_password: ''
 im_workers: 4
 im_http_listen: 'localhost'
 im_http_port: 80
+im_admin_email: root@localhost