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#!/bin/bash
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export CHECKOUT_DIR=`pwd`
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if [ ! -e $CHECKOUT_DIR/.git ]; then
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echo "This script should run in the root of a Foreman git checkout"
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exit 1
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fi
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function usage {
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echo "USAGE: extras/ci/migration.sh (tag|SHA) point <end_point> "
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# This function should never be called when execution is meant to succeed.
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exit 1
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}
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if [ $# == 2 ]; then
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echo "Performing a single-step migration."
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elif [ $# == 3 ]; then
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echo "Performing a point-to-point migration."
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else
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usage
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fi
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case $1 in
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SHA)
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echo "Checking out SHA $2"
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git checkout $2
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;;
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tag)
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echo "Checking out tag $2"
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git checkout $2
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;;
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*)
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usage
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esac
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if [ -e Gemfile.lock ]; then
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rm Gemfile.lock
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fi
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echo "Bundlizing..."
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bundle install
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echo "Dropping the database."
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rake db:drop:all
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echo "Creating the new database."
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rake db:create
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echo "Migrating..."
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rake db:migrate
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if [ $# == 3 ]; then
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echo "Updating to $3"
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git checkout $3
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echo "Updating bundled gems"
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bundle update
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echo "Migrating to the new revision"
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rake db:migrate
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fi
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echo "You've made it this far. Looks like things are operational..."
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