Allow playbook to be run for updates as well as install.

roles/mastodon-config/tasks/install.yml

@@ -0,0 +1,62 @@
+---
+# This role copies over the user-edited .env.production,
+# and runs the database setup
+
+- name: Generate PAPERCLIP_SECRET and register it
+  shell: cd /home/mastodon/live && bundle exec rake secret
+  register: PAPERCLIP_SECRET
+  environment:
+    RAILS_ENV: production
+    PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
+  args:
+    executable: /bin/bash
+  become: true
+  become_user: mastodon
+- name: Generate SECRET_KEY_BASE and register it
+  shell: cd /home/mastodon/live && bundle exec rake secret
+  register: SECRET_KEY_BASE
+  environment:
+    RAILS_ENV: production
+    PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
+  args:
+    executable: /bin/bash
+  become: true
+  become_user: mastodon
+- name: Generate OTP_SECRET and register it
+  shell: cd /home/mastodon/live && bundle exec rake secret
+  register: OTP_SECRET
+  environment:
+    RAILS_ENV: production
+    PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
+  args:
+    executable: /bin/bash
+  become: true
+  become_user: mastodon
+- name: Generate VAPID keys and register it
+  shell: cd /home/mastodon/live && bundle exec rake mastodon:webpush:generate_vapid_key
+  register: VAPID_KEYS
+  environment:
+    RAILS_ENV: production
+    PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
+    SECRET_KEY_BASE: '0'
+    OTP_SECRET: '{{ OTP_SECRET.stdout }}'
+  args:
+    executable: /bin/bash
+  become: true
+  become_user: mastodon
+- name: Copy Mastodon .env.production
+  template:
+    src: .env.production
+    dest: /home/mastodon/live/.env.production
+  become: true
+  become_user: mastodon
+- name: Run Mastodon database setup
+  shell: cd /home/mastodon/live && bundle exec rails db:setup
+  environment:
+    RAILS_ENV: production
+    SAFETY_ASSURED: 1
+    PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
+  args:
+    executable: /bin/bash
+  become: true
+  become_user: mastodon

roles/mastodon-config/tasks/main.yml

@@ -1,11 +1,13 @@
 ---
-# This role copies over the user-edited .env.production, runs the database
+# This role pre-compiles assets, starts Mastodon daemons,
-# setup, pre-compiles assets, starts Mastodon daemons, adds media cleanup
+# adds media cleanup cron job
-# cron job
 
-- name: Generate PAPERCLIP_SECRET and register it
+- name: Run install tasks
-  shell: cd /home/mastodon/live && bundle exec rake secret
+  include_tasks: install.yml
-  register: PAPERCLIP_SECRET
+  when: install is defined
+- name: Run Mastodon database migration
+  when: install is not defined
+  shell: cd /home/mastodon/live && bundle exec rails db:migrate
   environment:
     RAILS_ENV: production
     PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
@@ -13,44 +15,6 @@
     executable: /bin/bash
   become: true
   become_user: mastodon
-- name: Generate SECRET_KEY_BASE and register it
-  shell: cd /home/mastodon/live && bundle exec rake secret
-  register: SECRET_KEY_BASE
-  environment:
-    RAILS_ENV: production
-    PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
-  args:
-    executable: /bin/bash
-  become: true
-  become_user: mastodon
-- name: Generate OTP_SECRET and register it
-  shell: cd /home/mastodon/live && bundle exec rake secret
-  register: OTP_SECRET
-  environment:
-    RAILS_ENV: production
-    PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
-  args:
-    executable: /bin/bash
-  become: true
-  become_user: mastodon
-- name: Generate VAPID keys and register it
-  shell: cd /home/mastodon/live && bundle exec rake mastodon:webpush:generate_vapid_key
-  register: VAPID_KEYS
-  environment:
-    RAILS_ENV: production
-    PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
-    SECRET_KEY_BASE: '0'
-    OTP_SECRET: '{{ OTP_SECRET.stdout }}'
-  args:
-    executable: /bin/bash
-  become: true
-  become_user: mastodon
-- name: Copy Mastodon .env.production
-  template:
-    src: .env.production
-    dest: /home/mastodon/live/.env.production
-  become: true
-  become_user: mastodon
 - name: Precompile Mastodon static assets
   shell: cd /home/mastodon/live && bundle exec rails assets:precompile
   environment:
@@ -60,16 +24,6 @@
     executable: /bin/bash
   become: true
   become_user: mastodon
-- name: Run Mastodon database setup
-  shell: cd /home/mastodon/live && bundle exec rails db:setup
-  environment:
-    RAILS_ENV: production
-    SAFETY_ASSURED: 1
-    PATH: '/home/mastodon/.rbenv/bin:/home/mastodon/.rbenv/shims:/home/mastodon/.rbenv/plugins/ruby-build/bin:{{ ansible_env.PATH }}'
-  args:
-    executable: /bin/bash
-  become: true
-  become_user: mastodon
 - name: Add Mastodon media cache cleanup cronjob
   cron:
     name: "Mastodon media cache cleanup"

roles/mastodon-nginx/tasks/install.yml

@@ -0,0 +1,12 @@
+---
+# This role sets up a Let's Encrypt certificate for the
+# Mastodon instance
+
+- name: Stop nginx for now
+  service: name=nginx state=stopped
+- name: Generate standalone Let's Encrypt TLS certificate for Mastodon instance
+  shell: letsencrypt certonly -n --agree-tos --standalone -d {{ LOCAL_DOMAIN }} --email "webmaster@{{ LOCAL_DOMAIN }}"
+- name: Restart nginx
+  service: name=nginx state=started
+- name: Generate webroot Let's Encrypt TLS certificate for Mastodon instance
+  shell: letsencrypt certonly -n --webroot -d {{ LOCAL_DOMAIN }} -w /home/mastodon/live/public/ --email "webmaster@{{ LOCAL_DOMAIN }}"

roles/mastodon-nginx/tasks/main.yml

@@ -1,6 +1,5 @@
 ---
-# This role install nginx, configures it and sets up a Let's Encrypt certificate for the
+# This role install nginx, configures it
-# Mastodon instance
 
 - name: Install nginx and certbot
   apt: name={{ item }} state=latest update_cache=yes
@@ -20,16 +19,11 @@
     src: /etc/nginx/sites-available/{{ LOCAL_DOMAIN }}.conf
     dest: /etc/nginx/sites-enabled/{{ LOCAL_DOMAIN }}.conf
     state: link
-- name: Stop nginx for now
-  service: name=nginx state=stopped
-- name: Generate standalone Let's Encrypt TLS certificate for Mastodon instance
-  shell: letsencrypt certonly -n --agree-tos --standalone -d {{ LOCAL_DOMAIN }} --email "webmaster@{{ LOCAL_DOMAIN }}"
-- name: Restart nginx
-  service: name=nginx state=started
-- name: Generate webroot Let's Encrypt TLS certificate for Mastodon instance
-  shell: letsencrypt certonly -n --webroot -d {{ LOCAL_DOMAIN }} -w /home/mastodon/live/public/ --email "webmaster@{{ LOCAL_DOMAIN }}"
 - name: Copy and enable Let's Encrypt renew script
   copy:
     src: letsencrypt-renew.sh
     dest: /etc/cron.daily/letsencrypt-renew.sh
     mode: 0700
+- name: Run nginx install tasks
+  include_tasks: install.yml
+  when: install is defined

roles/mastodon-postgresql/tasks/install.yml

@@ -0,0 +1,15 @@
+---
+# This role deletes any existing PostgreSQL database
+
+- name: Stop any Mastodon services that may be running to remove database locks
+  systemd: name={{ item }} state=stopped
+  with_items:
+    - mastodon-sidekiq
+    - mastodon-streaming
+    - mastodon-web
+- name: Drop any existing database that may exist with the same name
+  postgresql_db:
+    name: "{{ DB_NAME }}"
+    state: absent
+  become: true
+  become_user: postgres

roles/mastodon-postgresql/tasks/main.yml

@@ -8,12 +8,6 @@
      - postgresql
      - postgresql-contrib
      - python-psycopg2
-- name: Stop any Mastodon services that may be running to remove database locks
-  systemd: name={{ item }} state=stopped
-  with_items:
-    - mastodon-sidekiq
-    - mastodon-streaming
-    - mastodon-web
 - name: Add Mastodon PostgreSQL database user
   postgresql_user:
     name: mastodon
@@ -21,9 +15,6 @@
     state: present
   become: true
   become_user: postgres
-- name: Drop any existing database that may exist with the same name
+- name: Run PostgreSQL install tasks
-  postgresql_db:
+  include_tasks: install.yml
-    name: "{{ DB_NAME }}"
+  when: install is defined
-    state: absent
-  become: true
-  become_user: postgres