Implement Foreman::Process#kill,detach,alive?,dead?

2012-01-22 22:07:01 +04:00
parent 047f106d48
commit 241b91a0d5
2 changed files with 19 additions and 2 deletions
@@ -25,6 +25,24 @@ class Foreman::Process
    "%s.%s" % [ entry.name, num ]
  end

+  def kill(signal)
+    pid && Process.kill(signal, pid)
+  rescue Errno::ESRCH
+    false
+  end
+
+  def detach
+    pid && Process.detach(pid)
+  end
+
+  def alive?
+    kill(0)
+  end
+
+  def dead?
+    !alive?
+  end
+
 private

  def fork_with_io(command)
@@ -65,5 +83,4 @@ private
  ensure
    ENV.replace original
  end
-
 end