last of the validations

finalized validation for SSH lgoinscanner

lib/metasploit/framework/login_scanner/ssh.rb

@@ -1,3 +1,5 @@
+require 'metasploit/framework/login_scanner/invalid'
+
 module Metasploit
   module Framework
     module LoginScanner
@@ -38,6 +40,12 @@ module Metasploit
           end
         end
 
+        def valid!
+          unless valid?
+            raise Metasploit::Framework::LoginScanner::Invalid.new(self)
+          end
+        end
+
         private
 
         def host_address_must_be_valid

spec/lib/metasploit/framework/login_scanner/ssh_spec.rb

@@ -155,5 +155,11 @@ describe Metasploit::Framework::LoginScanner::SSH do
         expect(ssh_scanner.errors[:cred_details]).to be_empty
       end
     end
+
+    context '#valid!' do
+      it 'raises a Metasploit::Framework::LoginScanner::Invalid when validations fail' do
+        expect{ssh_scanner.valid!}.to raise_error Metasploit::Framework::LoginScanner::Invalid
+      end
+    end
   end
 end