From 0fa29774f677fbfba532703d1947fcf018ef3705 Mon Sep 17 00:00:00 2001
From: Wild Kat <wk@futureinquestion.net>
Date: Fri, 27 Apr 2018 22:11:43 +0200
Subject: refactor login in ssh.rb

---
 lib/oxidized/input/ssh.rb | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)

diff --git a/lib/oxidized/input/ssh.rb b/lib/oxidized/input/ssh.rb
index d84b349..4b4d87c 100644
--- a/lib/oxidized/input/ssh.rb
+++ b/lib/oxidized/input/ssh.rb
@@ -117,19 +117,13 @@ module Oxidized
     # some models have SSH auth or terminal auth based on version of code
     # if SSH is configured for terminal auth, we'll still try to detect prompt
     def login
-      if @username
-        match = expect username, @node.prompt
-        if match == username
-          cmd @node.auth[:username], password
-          cmd @node.auth[:password]
-        end
-      elsif @password
-        match = expect password, @node.prompt
-        if match == password
-          cmd @node.auth[:password]
-        end
-      else
-        expect @node.prompt
+      match_re = [ @node.prompt ]
+      match_re << @username if @username
+      match_re << @password if @password
+      until (match=expect(match_re)) == @node.prompt
+        cmd(@node.auth[:username], nil) if match == @username
+        cmd(@node.auth[:password], nil) if match == @password
+        match_re.delete match
       end
     end
 
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