Adding the option to overwrite the username with a job input option. …

…The input option has to have the name "username".

For #2

README.md

@@ -64,6 +64,7 @@ For further information see:
       winrm-authtype="credssp"/>
 ```
 
+The username can be overwritten using a job input option called "username".
 
 ## Limitations
 

contents/winrm-exec.py

@@ -45,7 +45,11 @@
 
 endpoint=transport+'://'+args.hostname+':'+port
 
-username = args.username.strip('\'')
+if "RD_OPTION_USERNAME" in os.environ:
+    username = os.getenv("RD_OPTION_USERNAME").strip('\'')
+else:
+    username = args.username.strip('\'')
+
 
 if(debug):
     print "------------------------------------------"

contents/winrm-filecopier.py

@@ -109,15 +109,20 @@ def winrm_upload(
 if "RD_CONFIG_NOSSL" in os.environ:
     nossl = os.getenv("RD_CONFIG_NOSSL")
 
+if "RD_OPTION_USERNAME" in os.environ:
+    username = os.getenv("RD_OPTION_USERNAME").strip('\'')
+else:
+    username = args.username.strip('\'')
+
 endpoint=transport+'://'+args.hostname+':'+port
 
 
 if(nossl):
-    session  = winrm.Session(endpoint, auth=(args.username, password),
+    session  = winrm.Session(endpoint, auth=(username, password),
                                        transport=authentication,
                                        server_cert_validation='ignore')
 else:
-    session  = winrm.Session(endpoint, auth=(args.username, password),
+    session  = winrm.Session(endpoint, auth=(username, password),
                                        transport=authentication)
 
 copy = CopyFiles(session)