Merge pull request #294 from bfulton/master

add systemd export

lib/foreman/export.rb

@@ -32,3 +32,4 @@ require "foreman/export/bluepill"
 require "foreman/export/runit"
 require "foreman/export/supervisord"
 require "foreman/export/launchd"
+require "foreman/export/systemd"

lib/foreman/export/systemd.rb

@@ -0,0 +1,25 @@
+require "erb"
+require "foreman/export"
+
+class Foreman::Export::Systemd < Foreman::Export::Base
+
+  def export
+    super
+
+    Dir["#{location}/#{app}*.target"].concat(Dir["#{location}/#{app}*.service"]).each do |file|
+      clean file
+    end
+
+    write_template "systemd/master.target.erb", "#{app}.target", binding
+
+    engine.each_process do |name, process|
+      next if engine.formation[name] < 1
+      write_template "systemd/process_master.target.erb", "#{app}-#{name}.target", binding
+
+      1.upto(engine.formation[name]) do |num|
+        port = engine.port_for(process, num)
+        write_template "systemd/process.service.erb", "#{app}-#{name}-#{num}.service", binding
+      end
+    end
+  end
+end