Improvements.

itss.py

@@ -165,6 +165,14 @@ def enroll(self, enrollment_id):
 		r = requests.put(self.EA_url + '/cits/ts_102941_v111/ea/enroll', data=encoded_er)
 
 		print(">>>", self.EA_url + '/cits/ts_102941_v111/ea/enroll')
+		if r.status_code != 200:
+			print("Enrollment failed!")
+			if r.headers.get('Content-Type', "").startswith('application/json'):
+				pprint.pprint(r.json())
+			else:
+				print(r.content)
+			sys.exit(1)
+
 		EnrolmentResponse = self.asn1.decode('EnrolmentResponse', r.content)
 		if EnrolmentResponse[0] != 'successfulEnrolment':
 			print("Enrollment failed!")