DNS=$SKILL_DIR/scripts/dns.py

python3 $DNS domains                                       # list domains
python3 $DNS list example.com                              # records on one domain
python3 $DNS list example.com --type CNAME                 # filter by type
python3 $DNS search example.com --keyword api              # client-side keyword search
python3 $DNS create example.com --sub www --type A --value 1.2.3.4
python3 $DNS create example.com --sub @ --type MX --value 'mail.example.com.' --mx 10
python3 $DNS create example.com --sub _acme-challenge --type TXT --value '"<token>"'
python3 $DNS update example.com <record-id> --sub www --type A --value 5.6.7.8
python3 $DNS delete example.com <record-id> --yes          # destructive, requires --yes

pip install tencentcloud-sdk-python

import os
from tencentcloud.common import credential
from tencentcloud.dnspod.v20210323 import dnspod_client, models

cred = credential.EnvironmentVariableCredential().get_credential()
# DNSPod is global — region is ignored, but the SDK still requires one.
client = dnspod_client.DnspodClient(cred, "")

req = models.DescribeDomainListRequest()
req.Limit = 100
resp = client.DescribeDomainList(req)
for d in resp.DomainList:
    print(d.DomainId, d.Name, d.Status, d.RecordCount)

req = models.DescribeRecordListRequest()
req.Domain = "example.com"
req.Limit = 100                  # max 3000
# Optional: req.RecordType = "A"
# Optional: req.Subdomain = "api"
resp = client.DescribeRecordList(req)
for r in resp.RecordList:
    print(r.RecordId, r.Name, r.Type, r.Value, "TTL=", r.TTL, "Line=", r.Line)

req = models.DescribeRecordListRequest()
req.Domain = "example.com"
req.Limit = 3000
resp = client.DescribeRecordList(req)
matches = [r for r in resp.RecordList if "api" in r.Name or "api" in r.Value]
for r in matches:
    print(r.RecordId, r.Name, r.Type, r.Value)

def create_record(domain, sub_domain, record_type, value, ttl=600, mx=None):
    req = models.CreateRecordRequest()
    req.Domain = domain
    req.SubDomain = sub_domain   # use "@" for the apex
    req.RecordType = record_type
    req.RecordLine = "默认"      # "Default" line — works in all environments
    req.Value = value
    req.TTL = ttl
    if mx is not None:
        req.MX = mx
    resp = client.CreateRecord(req)
    return resp.RecordId

# A record
rid = create_record("example.com", "www", "A", "1.2.3.4")
# CNAME (note: Value MUST end with a dot for absolute target)
rid = create_record("example.com", "api2", "CNAME", "api.example.com.")
# MX (priority via mx=)
rid = create_record("example.com", "@", "MX", "mail.example.com.", mx=10)
# TXT (SPF)
rid = create_record("example.com", "@", "TXT", '"v=spf1 include:_spf.google.com ~all"')
# ACME challenge for cert issuance
rid = create_record("example.com", "_acme-challenge", "TXT", '"<validation-token>"')

req = models.ModifyRecordRequest()
req.Domain = "example.com"
req.RecordId = 123456789
req.SubDomain = "www"
req.RecordType = "A"
req.RecordLine = "默认"
req.Value = "5.6.7.8"
req.TTL = 600
client.ModifyRecord(req)

# Confirm with the user before running.
req = models.DeleteRecordRequest()
req.Domain = "example.com"
req.RecordId = 123456789
client.DeleteRecord(req)

dig @119.29.29.29 www.example.com +short    # 119.29.29.29 = DNSPod's recursor
dig www.example.com +trace                  # follow the delegation chain