heroku Tips

HerokuTips.md

Tips to work with heroku

Adding key to heroku

It is required so you can push code heroku's git server and deploy

# Make sure the keys are available
ssh-add -l

# Add keys to heroku
heroku keys:add

Adding a new application

# Create application in heroku, this create add git remote repository
heroku create

# verify it is created successfully
git remote -v

# push code and deploy application to heroku
git push heroku master

Adding JDK 7 support

1. Create file system.properties with content java.runtime.version=1.7
2. git add -A . && git commit -m "adding support for jdk 7" && git push heroku master

Debugging java application

1. Update config

heroku config:add JAVA_OPTS='-Xdebug -Xrunjdwp:transport=dt_socket,address=24.5.224.160:9999 -Xms512M -Xmx1024M -Xss1M -XX:+CMSClassUnloadingEnabled -XX:MaxPermSize=256M -XX:+UseCompressedOops' -a mido-platform-staging

2. Make intellij listen to the port 9999

3. Restart the heroku

heroku restart

Restart heroku

heroku ps:scale web=0 -a mido-platform-staging

# then

heroku ps:scale web=1 -a mido-platform-staging

or

heroku restart -a mido-platform-staging