Add Model#output method

Outputs about what we've seen last in input class. Quite dirty in
telnet, so not sure I'm going to support it. Let's see if there is
use-case for it.

3 files changed, 14 insertions, 2 deletions

diff --git a/lib/oxidized/input/input.rb b/lib/oxidized/input/input.rb
index 61f4634..a64a1f4 100644
--- a/lib/oxidized/input/input.rb
+++ b/lib/oxidized/input/input.rb
@@ -5,6 +5,7 @@ module Oxidized
         Errno::ECONNREFUSED,
       ],
       :warn => [
+        IOError,
         Timeout::Error,
         Errno::ECONNRESET,
         Errno::EHOSTUNREACH,
diff --git a/lib/oxidized/input/ssh.rb b/lib/oxidized/input/ssh.rb
index 5c9a4f0..24401dd 100644
--- a/lib/oxidized/input/ssh.rb
+++ b/lib/oxidized/input/ssh.rb
@@ -17,7 +17,7 @@ module Oxidized
     def connect node
       @node       = node
       @output     = ''
-      @node.model.cfg['ssh'].each { |cb| instance_exec &cb }
+      @node.model.cfg['ssh'].each { |cb| instance_exec(&cb) }
       secure = CFG.input[:ssh][:secure]
       @ssh = Net::SSH.start @node.ip, @node.auth[:username],
                             :password => @node.auth[:password], :timeout => CFG.timeout,
@@ -39,6 +39,10 @@ module Oxidized
       @ses.send_data data
     end
 
+    def output
+      @output
+    end
+
     private
 
     def disconnect
diff --git a/lib/oxidized/input/telnet.rb b/lib/oxidized/input/telnet.rb
index 31ed8d0..26df113 100644
--- a/lib/oxidized/input/telnet.rb
+++ b/lib/oxidized/input/telnet.rb
@@ -9,7 +9,7 @@ module Oxidized
     def connect node
       @node    = node
       @timeout = CFG.timeout
-      @node.model.cfg['telnet'].each { |cb| instance_exec &cb }
+      @node.model.cfg['telnet'].each { |cb| instance_exec(&cb) }
       @telnet  = Net::Telnet.new 'Host' => @node.ip, 'Waittime' => @timeout,
                                  'Model' => @node.model
       expect username
@@ -30,6 +30,10 @@ module Oxidized
       @telnet.write data
     end
 
+    def output
+      @telnet.output
+    end
+
     private
 
     def expect re
@@ -59,6 +63,8 @@ end
 class Net::Telnet
   ## FIXME: we just need 'line = model.expects line' to handle pager
   ## how to do this, without redefining the whole damn thing
+  ## FIXME: we also need output (not sure I'm going to support this)
+  attr_reader :output
   def waitfor(options) # :yield: recvdata
     time_out = @options["Timeout"]
     waittime = @options["Waittime"]
@@ -93,6 +99,7 @@ class Net::Telnet
       end
       begin
         c = @sock.readpartial(1024 * 1024)
+        @output = c
         @dumplog.log_dump('<', c) if @options.has_key?("Dump_log")
         if @options["Telnetmode"]
           c = rest + c