add heroku deploy script
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115
script/heroku_deploy
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115
script/heroku_deploy
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#!/bin/sh
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#
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# deploy foodsoft to heroku
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#
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# To be run from foodsoft's root. A new temporary git branch will be created
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# from the current working directory - it's safest to run this with a clean
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# working directory.
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#
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# Use environment variables to customize variables below.
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# You need to have a working heroku client.
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#
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# rails environment to deploy
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[ "$RAILS_ENV" ] || RAILS_ENV=production
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# heroku application name
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[ "$APP" ] || APP=foodsoft-translation
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# heroku region to create application in
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[ "$REGION" ] || REGION=eu
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# make sure required software is available
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if ! heroku >/dev/null 2>&1; then
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echo "Please install heroku." 1>&2
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exit 1
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fi
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if ! git version >/dev/null 2>&1; then
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echo "Please install git." 1>&2
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exit 1
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fi
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# required settings
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if [ "$RAILS_ENV" = "translation" -a ! "$LOCALEAPP_KEY" ]; then
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echo "Need to specify LOCALEAPP_KEY key for translation environment" 1>&2
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exit 1
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fi
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# create app if it doesn't exist
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if ! heroku apps | grep -q "^$APP\s"; then
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heroku create "$APP" --region "$REGION"
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heroku addons:add heroku-postgresql:dev --app "$APP"
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heroku pg:promote `heroku config | grep 'HEROKU_POSTGRESQL_.*_URL' | cut -d: -f1`
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fi
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heroku config:set RACK_ENV="${RAILS_ENV}" RAILS_ENV="${RAILS_ENV}" --app "$APP"
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# create temporary branch with heroku-specific changes
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touch ._tmp_havestash
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OLDSTASH=`git stash list | wc -l`
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git stash save -q -a "stored changes before creating heroku-$APP"
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ORIG_BRANCH=`git status --b --porcelain | head -n 1 | sed 's|^#*\s*||;s|\.\.\..*$||'`
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BRANCH="_tmp-heroku-$APP"
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if ! git checkout -b "$BRANCH"; then
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echo "Could not create to temporary branch '$BRANCH', aborting." 1>&2
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exit 1
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fi
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# remove sqlite3 dependency as it doesn't install on heroku
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sed -i "s|^\\(\\s*gem\\s\\+'sqlite3'\\)|#\1|" Gemfile
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sed -i "s|^\\(\\s*sqlite3\\b\)|#\1|" Gemfile.lock
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# make sure postgresql db is present, as it is the default heroku db
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echo "\ngem 'pg'" >>Gemfile
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echo "\ngem 'localeapp'" >>Gemfile
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# always use unicorn
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echo "\ngem 'unicorn'" >>Gemfile
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echo 'web: bundle exec unicorn -p $PORT -E $RACK_ENV' >Procfile
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bundle install --quiet # to update Gemfile.lock
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# do not ignore deployment files
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sed -i 's|^\(config/\*.yml\)|#\1|' .gitignore
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sed -i 's|^\(config/initializers/secret_token.rb\)|#\1|' .gitignore
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sed -i 's|^\(config/environments/development.rb\)|#\1|' .gitignore
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# make sure we have a full configuration
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# TODO pull this from heroku when exists?
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if [ ! -e config/app_config.yml ]; then
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echo "config/app_config.yml not present, copying config/app_config.yml.SAMPLE"
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cp config/app_config.yml.SAMPLE config/app_config.yml
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fi
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# keep secret token from currently deployed app, else generate new one
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heroku git:remote --app="$APP" >/dev/null 2>&1
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if git show heroku/master:config/initializers/secret_token.rb >/dev/null 2>&1; then
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git show heroku/master:config/initializers/secret_token.rb >config/initializers/secret_token.rb
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else
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cat >config/initializers/secret_token.rb <<-EOF
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# auto-generated secret key
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Foodsoft::Application.config.secret_token = '`openssl rand -hex 128`'
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EOF
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fi
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# special environment hooks
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if [ "$LOCALEAPP_KEY" ]; then
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# configure localeapp, manually to include environment
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cat >config/initializers/localeapp.rb <<EOF
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require 'localeapp/rails'
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Localeapp.configure do |config|
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config.api_key = '$LOCALEAPP_KEY'
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config.sending_environments = ['$RAILS_ENV']
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config.polling_environments = ['$RAILS_ENV']
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end
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EOF
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bundle exec localeapp pull
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fi
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# TODO add more extensive database seed
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# and push = deploy
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git add -A
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git commit -q -m "heroku changes for environment ${RAILS_ENV}" -a
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git push -f heroku $BRANCH:master
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# create/update database
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if !heroku run rake db:version >/dev/null 2>&1; then
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heroku run rake db:setup
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else
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heroku run rake db:migrate
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fi
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# return to original branch
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git checkout -q "$ORIG_BRANCH" && git stash pop -q
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git branch -q -D "$BRANCH"
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rm -f ._tmp_havestash
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