huginn/doc/update

Update

0. Stop server

sudo stop huginn

1. Store the current version

cd /home/huginn/huginn
export OLD_VERSION=`git rev-parse HEAD`

2. Update the code

Back up changed files

sudo -u huginn -H cp Procfile Procfile.bak

Get the new code

sudo -u huginn -H git fetch --all
sudo -u huginn -H git checkout -- db/schema.rb Procfile
sudo -u huginn -H git checkout master
sudo -u huginn -H git pull

Restore backed up files

sudo -u huginn -H cp Procfile.bak Procfile

3. Install gems, migrate and precompile assets

cd /home/huginn/huginn

sudo -u huginn -H bundle install --deployment --without development test

# Run database migrations
sudo -u huginn -H bundle exec rake db:migrate RAILS_ENV=production

# Clean up assets and cache
sudo -u huginn -H bundle exec rake assets:clean assets:precompile cache:clear RAILS_ENV=production

4. Update the Procfile

Check for changes made to the default Procfile

sudo -u huginn -H git diff $OLD_VERSION..master Procfile

Update your Procfile if the default options of the version you are using changed

sudo -u huginn -H editor Procfile

5. Update the .env file

Check for changes made to the example .env

sudo -u huginn -H git diff $OLD_VERSION..master .env.example

Update your .env with new options or changed defaults

sudo -u huginn -H editor .env

6. Export init script and start Huginn

# Export the init script
sudo rm /etc/init/huginn*
sudo foreman export upstart -a huginn /etc/init
# Start Huginn
sudo start huginn