random-stuff/python_scripts/ddns-porkbun

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2023-09-03 22:40:05 +05:00
#!/usr/bin/python
import os, json, sys, ipaddress, time, re
import requests
API_SLEEP = 3
NET_ERR_SLEEP = 300
class PorkbunClient():
def __init__(self):
self.secret_key = os.environ["PORKBUN_SECRET_API_KEY"]
self.api_key = os.environ["PORKBUN_API_KEY"]
self.client = requests.Session()
self.porkbun_url_base = "https://porkbun.com/api/json/v3"
self.domain = os.environ["DOMAINS"][0]
self.ttl = os.environ.get("DNS_TTL", "5184000")
self.get_ips()
self.update_records()
def make_base_auth_body(self):
return {
"secretapikey": self.secret_key,
"apikey": self.api_key
}
def get_ips(self):
ip_naive = self.get_ip()
if ipaddress.ip_address(ip_naive).version == 4:
self.ipv4 = ip_naive
else:
self.ipv6 = ip_naive
time.sleep(API_SLEEP)
self.ipv4 = self.get_ip(True)
def get_ip(self, force_v4 = False):
try:
json_body = self.make_base_auth_body()
if force_v4:
url = "https://api-ipv4.porkbun.com/api/json/v3/ping"
else:
url = self.porkbun_url_base + "/ping"
resp = self.client.post(url, json = json_body)
if resp.status == 200:
return json.loads(resp.text)['yourIp']
else:
print('API error')
sys.exit(1)
except:
print('Network error')
time.sleep(NET_ERR_SLEEP)
sys.exit(2)
def update_dns_record(self, content, record_type="A"):
try:
record = self.get_existing_record(record_type)
time.sleep(API_SLEEP)
json_body = self.make_base_auth_body()
if record == None:
url = self.porkbun_url_base + "/dns/create/" + self.domain
json_body.update({
"type": record_type,
"content": content,
"ttl": self.ttl
})
else:
url = self.porkbun_url_base + "/dns/editByNameType/" + self.domain + "/" + record_type
json_body.update({
"content": content,
"ttl": self.ttl
})
resp = self.client.post(url, json = json_body)
if resp.status != 200:
print('API error')
sys.exit(1)
except:
print("Network error")
time.sleep(NET_ERR_SLEEP)
sys.exit(2)
def update_records(self):
if hasattr(self, "ipv4"):
self.update_dns_record(self.ipv4)
if hasattr(self, "ipv6"):
self.update_dns_record(self.ipv6, "AAAA")
def main():
porkbun_client = PorkbunClient()
if __name__ == "__main__":
main()