adds the private instance ip as a new parameter for the template

keeps the parameter {IP} for backwards compatibility

README.md

@@ -36,7 +36,8 @@ Just use the same command
 ## Templates  
 For templates are following parameters available:  
 {HOST} = instance id  
-{IP} = instance public ip 
+{IP} or {PublicIP} = instance public ip
+{PrivateIP} = instance private ip
 
 If you need more just create a feature request  
 ## Contributing

icinga2-aws.py

@@ -9,6 +9,9 @@ def writeTemplate(template, targetFile, targetFolder):
     with open(icinga2ConfigDir + 'conf.d/hosts/' + targetFolder + '/' + targetFile + '.conf', 'w') as out:
         template = template
         template = template.replace('{HOST}', instance.id)
+        template = template.replace('{PublicIP}', instance.public_ip_address)
+        template = template.replace('{PrivateIP}', instance.private_ip_address)
+        # Backwards compatibility 
         template = template.replace('{IP}', instance.public_ip_address)
         out.write(template)
         out.flush()