Update problematic github commit statuses by context

update_github_status.rb

require 'octokit'
repo = ENV['GITHUB_REPO']
context = ENV['STATUS_CONTEXT']
state = ENV['COMMIT_STATE'] || 'success'
description = ENV['COMMIT_STATUS_DESCRIPTION'] || 'moar success'
target_url = ENV['COMMIT_TARGET_URL']

client = Octokit::Client.new(
  :access_token => ENV['GITHUB_OAUTH_TOKEN']
)

client.login

prs = client.pull_requests(repo)
prs.each do |pr|
  status_link = pr[:_links][:statuses][:href]
  commit = status_link.split('/').last
  statuses = client.status(repo, commit)

  status = statuses[:statuses].find {|s| s[:context] == context }
  next if status.nil?

  options = {
    avatar_url: status[:avatar_url],
    state: state,
    description: description,
    target_url: (target_url || status[:target_url]),
    context: status[:context]
  }

  if status.to_hash.merge(options) == status.to_hash
    puts "Skipping PR: #{pr[:html_url]} - already in desired state"
    next
  end

  puts "Updating PR: #{pr[:html_url]}"
  client.create_status(repo, commit, state, options)
end