This buildpack downloads and installs Logstash into a Heroku app slug. It is a fork of omc/heroku-buildpack-kibana.
As a standalone buildpack:
# Create a new project with the --buildpack option
$ heroku create --buildpack https://github.com/Aluxian/heroku-buildpack-logstash
# ...Or update an existing project with heroku buildpacks:set
$ heroku buildpacks:set https://github.com/Aluxian/heroku-buildpack-logstash
# Let the buildpack know where to find Logstash
$ heroku config:set DOWNLOAD_URL="https://download.elastic.co/logstash/logstash/logstash-2.3.1.tar.gz"
# Let Logstash know where to find Elasticsearch
$ heroku config:set ELASTICSEARCH_URL="https://logstashuser:logstashpass@host.region.bonsai.io"
# Create a Procfile to run the Logstash web server
$ cat Procfileg
web: logstash agent -f logstash.conf
# Create a logstash.conf
$ ...
# Push the above to trigger a deploy
$ git push heroku master
# Verify and profit!
$ heroku open