log to syslog

dyndns-update.py

@@ -4,10 +4,20 @@
 import json
 import requests
 import os, sys
-
-## loaders
+import logging
+import logging.handlers
 from dotenv import load_dotenv
 
+my_logger = logging.getLogger('MyLogger')
+my_logger.setLevel(logging.DEBUG)
+
+handler = logging.handlers.SysLogHandler(address = '/dev/log')
+formatter = logging.Formatter("dyndns-update: %(message)s")
+handler.setFormatter(formatter)
+
+my_logger.addHandler(handler)
+
+
 env_path = os.path.abspath ( os.path.join ( os.curdir, os.path.relpath('.env') ) )
 load_dotenv(verbose=True, dotenv_path=env_path)
 
@@ -17,9 +27,6 @@ PDNS_API_BASE = os.getenv("PDNS_API_BASE")
 PDNS_TOKEN = os.getenv("PDNS_TOKEN")
 TMPFILE = '/tmp/lastIP'
 
-def pprint(text):
-  print (json.dumps(text, sort_keys=True, indent=4, separators=(',', ': ')))
-
 def get_ip():
     r = requests.get('http://ipinfo.io')
     return (r.json()['ip'])
@@ -36,29 +43,24 @@ def set_record(zone, name, type, record):
       }
     ]
   }
-  print ('payload')
-  pprint(payload)
   p = requests.patch(PDNS_API_BASE + 'zones/' + zone, headers={'X-API-KEY': PDNS_TOKEN}, json=payload)
-
-  print (p.text)
-  print (p.status_code)
+  return  (p.status_code)
 
 
 if len(sys.argv) > 2:
-
     if os.path.exists(TMPFILE):
         with open(TMPFILE) as file:
             try:
                 lastIP=file.read()
             except:
-                printf('error reading ' + TMPFILE)
+                my_logger.critic('error reading ' + TMPFILE)
     else:
         lastIP = ''
 
     currentIP = get_ip()
 
     if lastIP == currentIP:
-        print ('IP has not changed since last call')
+        my_logger.debug ('IP has not changed since last call')
         exit()
 
     record = {
@@ -66,7 +68,8 @@ if len(sys.argv) > 2:
         'content': currentIP
         }
 
-    set_record  (sys.argv[1], sys.argv[2]+'.', 'A', record)
+    if (set_record  (sys.argv[1], sys.argv[2]+'.', 'A', record) == 204):
+        my_logger.debug('IP of ' + sys.argv[2] + ' successfully changed to ' + currentIP)
 
     with open(TMPFILE, 'w') as file:
         file.write(currentIP)