save

lib/system.rb

@@ -47,4 +47,26 @@ module System
   def self.arch_to_symbol(arch)
     normalize_architecture_string(arch)
   end
+
+
+  def self.exec_ssh(port) 
+    require "socket"
+
+    host = "localhost"
+    cmd  = "ssh -p #{port} user@#{host}"
+
+    # Wait until the port is open
+    puts "Waiting for #{host}:#{port}..."
+    until begin
+          TCPSocket.new(host, port).close
+          true
+        rescue Errno::ECONNREFUSED, Errno::EHOSTUNREACH, SocketError
+          false
+        end
+      sleep 0.1
+    end
+
+    puts "Port open! Executing: #{cmd}"
+    exec cmd
+  end
 end