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support for getting the ip via bash command #28

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support for getting the ip via bash command #28

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b9a7e2b
support for getting the ip via bash command
mattesno1 May 2, 2019
967d6a1
python 3
mattesno1 Feb 18, 2023
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8 changes: 8 additions & 0 deletions src/example.config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -43,3 +43,11 @@
+ many more ...
'''
ifconfig = 'choose_from_above_or_run_your_own'

'''
A bash command to run in order to retrieve the current IPv4.
If set, takes precedence over 'ifconfig'.

The command used should only output the ip address with no additional output!
'''
ipcommand = ''
38 changes: 23 additions & 15 deletions src/gandi-live-dns.py
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Original file line number Diff line number Diff line change
Expand Up @@ -15,14 +15,21 @@
import requests, json
import config
import argparse
import subprocess

def get_dynip_cmd(ip_command):
''' find out own IPv4 at home <-- this is the dynamic IP which changes more or less frequently
e.g., "curl ifconfig.me/ip", see example.config.py for details to ipcommand providers
'''
ip = subprocess.Popen(ip_command.split(), stdout=subprocess.PIPE).communicate()[0].decode()
return ip.strip('\n')

def get_dynip(ifconfig_provider):
''' find out own IPv4 at home <-- this is the dynamic IP which changes more or less frequently
similar to curl ifconfig.me/ip, see example.config.py for details to ifconfig providers
'''
r = requests.get(ifconfig_provider)
print 'Checking dynamic IP: ' , r._content.strip('\n')
print('Checking dynamic IP: ' , r._content.strip('\n'))
return r.content.strip('\n')

def get_uuid():
Expand All @@ -38,8 +45,8 @@ def get_uuid():
if u.status_code == 200:
return json_object['zone_uuid']
else:
print 'Error: HTTP Status Code ', u.status_code, 'when trying to get Zone UUID'
print json_object['message']
print('Error: HTTP Status Code ', u.status_code, 'when trying to get Zone UUID')
print(json_object['message'])
exit()

def get_dnsip(uuid):
Expand All @@ -56,11 +63,12 @@ def get_dnsip(uuid):
u = requests.get(url, headers=headers)
if u.status_code == 200:
json_object = json.loads(u._content)
print 'Checking IP from DNS Record' , config.subdomains[0], ':', json_object['rrset_values'][0].encode('ascii','ignore').strip('\n')
return json_object['rrset_values'][0].encode('ascii','ignore').strip('\n')
# print(json.dumps(json_object, indent=2))
print('Got IP from DNS Record', config.subdomains[0], ':', json_object['rrset_values'][0].strip('\n'))
return json_object['rrset_values'][0].strip('\n')
else:
print 'Error: HTTP Status Code ', u.status_code, 'when trying to get IP from subdomain', config.subdomains[0]
print json_object['message']
print('Error: HTTP Status Code ', u.status_code, 'when trying to get IP from subdomain', config.subdomains[0])
print(json_object['message'])
exit()

def update_records(uuid, dynIP, subdomain):
Expand All @@ -80,37 +88,37 @@ def update_records(uuid, dynIP, subdomain):
json_object = json.loads(u._content)

if u.status_code == 201:
print 'Status Code:', u.status_code, ',', json_object['message'], ', IP updated for', subdomain
print('Status Code:', u.status_code, ',', json_object['message'], ', IP updated for', subdomain)
return True
else:
print 'Error: HTTP Status Code ', u.status_code, 'when trying to update IP from subdomain', subdomain
print json_object['message']
print('Error: HTTP Status Code ', u.status_code, 'when trying to update IP from subdomain', subdomain)
print(json_object['message'])
exit()



def main(force_update, verbosity):

if verbosity:
print "verbosity turned on - not implemented by now"
print("verbosity turned on - not implemented by now")


#get zone ID from Account
uuid = get_uuid()

#compare dynIP and DNS IP
dynIP = get_dynip(config.ifconfig)
dynIP = get_dynip_cmd(config.ipcommand) if config.ipcommand else get_dynip(config.ifconfig)
dnsIP = get_dnsip(uuid)

if force_update:
print "Going to update/create the DNS Records for the subdomains"
print("Going to update/create the DNS Records for the subdomains")
for sub in config.subdomains:
update_records(uuid, dynIP, sub)
else:
if dynIP == dnsIP:
print "IP Address Match - no further action"
print("IP Address Match - no further action")
else:
print "IP Address Mismatch - going to update the DNS Records for the subdomains with new IP", dynIP
print("IP Address Mismatch - going to update the DNS Records for the subdomains with new IP", dynIP)
for sub in config.subdomains:
update_records(uuid, dynIP, sub)

Expand Down