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deploy.sh
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deploy.sh
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#!/bin/sh -e
if [ $# -ne 1 ]; then
echo 1>&2 "Usage: $0 <application name>"
exit 1
fi
APP_NAME=$1
if [ -n "$CIRCLE_SHA1" ]; then
SHA_TO_DEPLOY=$CIRCLE_SHA1
else
echo "CIRCLE_SHA1 isn't set, deploying the latest revision."
SHA_TO_DEPLOY=`git rev-parse HEAD`
fi
REMOTE_MISSING=$(git remote | grep heroku | wc -l)
if [ $REMOTE_MISSING -eq 0 ] ; then
git remote add heroku [email protected]:$APP_NAME.git
fi
PREV_WORKERS=$(heroku ps --app $APP_NAME | grep "^worker." | wc -l | xargs)
heroku maintenance:on --app $APP_NAME
heroku scale worker=0 --app $APP_NAME
# This little hacky morsel gets around a change in the latest git client.
# A better solution is in the works (we hope).
[[ ! -s "$(git rev-parse --git-dir)/shallow" ]] || git fetch --unshallow
git push -f heroku $SHA_TO_DEPLOY:refs/heads/master
heroku run rake db:migrate db:seed --app $APP_NAME
heroku scale worker=$PREV_WORKERS --app $APP_NAME
heroku maintenance:off --app $APP_NAME