Made user and password options that can be passed to the module

rhn_channel

@@ -31,9 +31,18 @@ options:
         description: 
             - The full url to the rhn/sattelite api
         required: true
+        default: https://rhn.redhat.com/rpc/api
+    user:
+        description:
+            - the user to login to rhn/sattelite
+        required: true
+    pwd:
+        description:
+            - the user's password
+        required: true
 examples:
     - code: rhn_channel name=rhel-x86_64-server-v2vwin-6  sysname=server01
-      url=https://rhn.redhat.com/rpc/api
+      url=https://rhn.redhat.com/rpc/api user=rhnuser pwd=guessme
       description: add software channel rhel-x86_64-server-v2vwin-6 
                    to server01 in Red Hat Network
 '''
@@ -93,6 +102,8 @@ def main():
             name = dict(required=True),
             sysname = dict(required=True),
             url = dict(required=True),
+            user = dict(required=True),
+            pwd = dict(required=True),
         )
 #        supports_check_mode=True
     )
@@ -101,10 +112,10 @@ def main():
     channelname = module.params['name']
     systname = module.params['sysname']
     saturl = module.params['url']
+    user = module.params['user']
+    pwd = module.params['pwd']
     
     #initialize connection
-    user = ""
-    pwd = ""
     client = xmlrpclib.Server(saturl, verbose=0)
     session = client.auth.login(user, pwd)
      
@@ -125,7 +136,7 @@ def main():
 
     if state == 'absent':
         if not channelname in chans:
-            module.exit_json(changed=False, msg="System not subscribed to channel %s." % channelname)
+            module.exit_json(changed=False, msg="Not subscribed to channel %s." % channelname)
         else:
             unsubscribe_channels(channelname, client, session, systname, sys_id)
             module.exit_json(changed=True, msg="Channel %s removed" % channelname)