deploy_tomcat_app.rb

#
# Cookbook Name:: tomcat
# Definitions:: deploy_tomcat_app
#
# Author:: Sascha Bates

define :deploy_tomcat_app,
       :artifact_type => "latest", #latest or static
       :artifact => "",
       :group_id => "",
       :version => "",
       :repo => "",
       :filetype => "",
       :properties_dir => "",
       :svc_name => "",
       :homedir => "/opt/tomcat",
       :action => "deploy" do

  svc_name = params[:svc_name] || node[:tomcat][:svc_name]
  homedir = params[:homedir] || node[:tomcat][:home]
  src = "#{Chef::Config[:file_cache_path]}/#{params[:artifact]}-#{params[:version]}.#{params[:filetype]}"
  dst = "#{homedir}/webapps/#{params[:artifact]}.#{params[:filetype]}"

  service svc_name do
    action :nothing
  end

  execute "deploy_#{params[:artifact]}" do
    Chef::Log.debug("deploying #{params[:artifact]} to #{homedir}/webapps")
    command "cp #{src} #{dst}"
    notifies :restart, "service[#{svc_name}]"
    action :nothing
  end

  art_action = "download_#{params[:artifact_type]}"
  artifact params[:artifact] do
    action art_action
    group_id params[:group_id]
    repo params[:repo]
    version params[:version]
    filetype params[:filetype]
    notifies :stop, ("service[#{svc_name}]"), :immediately
    notifies :delete, ("directory[#{homedir}/webapps/#{params[:artifact]}]"), :immediately
    notifies :run, ("execute[deploy_#{params[:artifact]}]")
  end

  # This block exists to allow a deployed app to be deleted prior to deploying the new one
  directory "#{homedir}/webapps/#{params[:artifact]}" do
    action :nothing
    recursive true
  end
end