Files
namecheap-api/api_server.py
kaffa e171440ffd Add Docker build with Gitea Actions CI
- Add Dockerfile with Python 3.13 + uv
- Add Gitea Actions workflow for auto-build on push
- Add deposit_api.py for balance management
- Update api_server.py with domain registration endpoint

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-02-03 00:25:10 +09:00

524 lines
16 KiB
Python

#!/usr/bin/env python3
"""
Namecheap REST API Server for OpenAI Function Calling
"""
import os
from typing import Optional
from dotenv import load_dotenv
from fastapi import FastAPI, HTTPException, Header, Depends
from pydantic import BaseModel
from namecheap import NamecheapAPI, NamecheapConfig, RegistrantInfo
load_dotenv()
# API Key for authentication
API_KEY = os.getenv("API_SERVER_KEY", "")
def verify_api_key(x_api_key: str = Header(None)):
if API_KEY and x_api_key != API_KEY:
raise HTTPException(status_code=401, detail="Invalid API key")
app = FastAPI(
title="Namecheap API",
description="REST API for Namecheap domain management",
version="1.0.0",
dependencies=[Depends(verify_api_key)],
)
# Initialize Namecheap API
config = NamecheapConfig(
api_user=os.getenv("NAMECHEAP_API_USER", ""),
api_key=os.getenv("NAMECHEAP_API_KEY", ""),
username=os.getenv("NAMECHEAP_USERNAME", ""),
client_ip=os.getenv("NAMECHEAP_CLIENT_IP", ""),
sandbox=os.getenv("NAMECHEAP_SANDBOX", "false").lower() == "true",
)
api = NamecheapAPI(config)
# ===== Models =====
class DomainCheckRequest(BaseModel):
domains: list[str]
class DomainRenewRequest(BaseModel):
domain: str
years: int = 1
class NameserverRequest(BaseModel):
domain: str
nameservers: list[str]
class GlueRecordRequest(BaseModel):
nameserver: str
ip: str
class GlueRecordUpdateRequest(BaseModel):
nameserver: str
old_ip: str
ip: str
class ContactRequest(BaseModel):
domain: str
organization: str = ""
first_name: str
last_name: str
address1: str
address2: str = ""
city: str
state_province: str
postal_code: str
country: str
phone: str
email: str
# ===== Domain Endpoints =====
@app.get("/domains")
def list_domains(page: int = 1, page_size: int = 20):
"""Get list of domains in account"""
return api.domains_get_list(page=page, page_size=page_size)
@app.post("/domains/check")
def check_domains(req: DomainCheckRequest):
"""Check domain availability"""
return api.domains_check(req.domains)
@app.get("/domains/{domain}")
def get_domain_info(domain: str):
"""Get detailed info about a domain"""
return api.domains_get_info(domain)
@app.post("/domains/{domain}/renew")
def renew_domain(domain: str, years: int = 1):
"""Renew a domain. WARNING: This will charge your account."""
return api.domains_renew(domain, years=years)
@app.get("/domains/{domain}/contacts")
def get_domain_contacts(domain: str):
"""Get domain contact information"""
return api.domains_get_contacts(domain)
@app.put("/domains/{domain}/contacts")
def set_domain_contacts(domain: str, req: ContactRequest):
"""Set domain contact information"""
registrant = RegistrantInfo(
organization=req.organization,
first_name=req.first_name,
last_name=req.last_name,
address1=req.address1,
address2=req.address2,
city=req.city,
state_province=req.state_province,
postal_code=req.postal_code,
country=req.country,
phone=req.phone,
email=req.email,
)
success = api.domains_set_contacts(domain, registrant)
return {"success": success}
# ===== DNS Endpoints =====
@app.get("/dns/{domain}/nameservers")
def get_nameservers(domain: str):
"""Get nameserver information for a domain"""
parts = domain.rsplit(".", 1)
if len(parts) != 2:
raise HTTPException(status_code=400, detail="Invalid domain format")
sld, tld = parts
return api.dns_get_list(sld, tld)
@app.put("/dns/{domain}/nameservers")
def set_nameservers(domain: str, req: NameserverRequest):
"""Set custom nameservers for a domain"""
from namecheap import NamecheapError
parts = domain.rsplit(".", 1)
if len(parts) != 2:
raise HTTPException(status_code=400, detail="Invalid domain format")
sld, tld = parts
try:
success = api.dns_set_custom(sld, tld, req.nameservers)
return {"success": success, "nameservers": req.nameservers}
except NamecheapError as e:
error_msg = str(e)
if "subordinate" in error_msg.lower() or "non existen" in error_msg.lower():
raise HTTPException(
status_code=400,
detail=f"네임서버 {req.nameservers}는 등록되지 않았습니다. 자기 도메인을 네임서버로 사용하려면 먼저 Child Nameserver(글루 레코드)를 IP 주소와 함께 등록해야 합니다."
)
raise HTTPException(status_code=400, detail=error_msg)
@app.post("/dns/{domain}/nameservers/default")
def set_default_nameservers(domain: str):
"""Set default Namecheap nameservers"""
parts = domain.rsplit(".", 1)
if len(parts) != 2:
raise HTTPException(status_code=400, detail="Invalid domain format")
sld, tld = parts
success = api.dns_set_default(sld, tld)
return {"success": success}
@app.get("/dns/{domain}/records")
def get_dns_records(domain: str):
"""Get DNS records. Only works if using Namecheap DNS."""
parts = domain.rsplit(".", 1)
if len(parts) != 2:
raise HTTPException(status_code=400, detail="Invalid domain format")
sld, tld = parts
return api.dns_get_hosts(sld, tld)
# ===== Glue Record (Child Nameserver) Endpoints =====
@app.post("/dns/{domain}/glue")
def create_glue_record(domain: str, req: GlueRecordRequest):
"""Create a glue record (child nameserver) for a domain"""
from namecheap import NamecheapError
parts = domain.rsplit(".", 1)
if len(parts) != 2:
raise HTTPException(status_code=400, detail="Invalid domain format")
sld, tld = parts
try:
return api.ns_create(sld, tld, req.nameserver, req.ip)
except NamecheapError as e:
raise HTTPException(status_code=400, detail=str(e))
@app.get("/dns/{domain}/glue/{nameserver}")
def get_glue_record(domain: str, nameserver: str):
"""Get info about a glue record (child nameserver)"""
from namecheap import NamecheapError
parts = domain.rsplit(".", 1)
if len(parts) != 2:
raise HTTPException(status_code=400, detail="Invalid domain format")
sld, tld = parts
try:
return api.ns_get_info(sld, tld, nameserver)
except NamecheapError as e:
raise HTTPException(status_code=400, detail=str(e))
@app.put("/dns/{domain}/glue")
def update_glue_record(domain: str, req: GlueRecordUpdateRequest):
"""Update a glue record (child nameserver) IP address"""
from namecheap import NamecheapError
parts = domain.rsplit(".", 1)
if len(parts) != 2:
raise HTTPException(status_code=400, detail="Invalid domain format")
sld, tld = parts
try:
return api.ns_update(sld, tld, req.nameserver, req.old_ip, req.ip)
except NamecheapError as e:
raise HTTPException(status_code=400, detail=str(e))
@app.delete("/dns/{domain}/glue/{nameserver}")
def delete_glue_record(domain: str, nameserver: str):
"""Delete a glue record (child nameserver)"""
from namecheap import NamecheapError
parts = domain.rsplit(".", 1)
if len(parts) != 2:
raise HTTPException(status_code=400, detail="Invalid domain format")
sld, tld = parts
try:
return api.ns_delete(sld, tld, nameserver)
except NamecheapError as e:
raise HTTPException(status_code=400, detail=str(e))
# ===== Account Endpoints =====
@app.get("/account/balance")
def get_balance():
"""Get account balance"""
return api.users_get_balances()
@app.get("/prices/{tld}")
def get_price(tld: str):
"""Get registration price for a TLD"""
from db import get_prices, init_db
init_db()
prices = get_prices()
for p in prices:
if p["tld"] == tld:
return {"tld": tld, "usd": p["usd"], "krw": p["krw"]}
raise HTTPException(status_code=404, detail=f"TLD '{tld}' not found")
@app.get("/prices")
def list_prices(limit: int = 50):
"""Get all TLD prices"""
from db import get_prices, init_db
init_db()
return get_prices()[:limit]
# ===== OpenAI Schema =====
@app.get("/openai/schema")
def get_openai_schema():
"""Get OpenAI Function Calling schema"""
return {
"functions": [
{
"name": "list_domains",
"description": "Get list of domains in account",
"parameters": {
"type": "object",
"properties": {
"page": {"type": "integer", "default": 1},
"page_size": {"type": "integer", "default": 20}
}
}
},
{
"name": "check_domains",
"description": "Check domain availability",
"parameters": {
"type": "object",
"properties": {
"domains": {
"type": "array",
"items": {"type": "string"},
"description": "List of domains to check"
}
},
"required": ["domains"]
}
},
{
"name": "get_domain_info",
"description": "Get detailed info about a domain",
"parameters": {
"type": "object",
"properties": {
"domain": {"type": "string"}
},
"required": ["domain"]
}
},
{
"name": "get_nameservers",
"description": "Get nameserver information for a domain",
"parameters": {
"type": "object",
"properties": {
"domain": {"type": "string"}
},
"required": ["domain"]
}
},
{
"name": "set_nameservers",
"description": "Set custom nameservers for a domain",
"parameters": {
"type": "object",
"properties": {
"domain": {"type": "string"},
"nameservers": {
"type": "array",
"items": {"type": "string"}
}
},
"required": ["domain", "nameservers"]
}
},
{
"name": "get_balance",
"description": "Get account balance",
"parameters": {"type": "object", "properties": {}}
},
{
"name": "get_price",
"description": "Get registration price for a TLD",
"parameters": {
"type": "object",
"properties": {
"tld": {"type": "string", "description": "TLD like com, net, io"}
},
"required": ["tld"]
},
},
{
"name": "register_domain",
"description": "Register a new domain. WARNING: This will charge your account.",
"parameters": {
"type": "object",
"properties": {
"domain": {"type": "string", "description": "Domain to register (e.g., example.com)"},
"years": {"type": "integer", "default": 1, "description": "Registration period (1-10 years)"}
},
"required": ["domain"]
}
}
]
}
# ===== Domain Registration =====
class DomainRegisterRequest(BaseModel):
domain: str
years: int = 1
add_whois_guard: bool = True
telegram_id: Optional[str] = None # 예치금 결제 시 필수
# Registrant info (optional - uses default if not provided)
first_name: Optional[str] = None
last_name: Optional[str] = None
organization: Optional[str] = None
address1: Optional[str] = None
address2: Optional[str] = None
city: Optional[str] = None
state_province: Optional[str] = None
postal_code: Optional[str] = None
country: Optional[str] = None
phone: Optional[str] = None
email: Optional[str] = None
# Default registrant info from environment
def get_default_registrant() -> RegistrantInfo:
return RegistrantInfo(
first_name=os.getenv("REGISTRANT_FIRST_NAME", ""),
last_name=os.getenv("REGISTRANT_LAST_NAME", ""),
organization=os.getenv("REGISTRANT_ORGANIZATION", ""),
address1=os.getenv("REGISTRANT_ADDRESS1", ""),
address2=os.getenv("REGISTRANT_ADDRESS2", ""),
city=os.getenv("REGISTRANT_CITY", ""),
state_province=os.getenv("REGISTRANT_STATE_PROVINCE", ""),
postal_code=os.getenv("REGISTRANT_POSTAL_CODE", ""),
country=os.getenv("REGISTRANT_COUNTRY", "JP"),
phone=os.getenv("REGISTRANT_PHONE", ""),
email=os.getenv("REGISTRANT_EMAIL", ""),
)
@app.post("/domains/register")
async def register_domain(req: DomainRegisterRequest):
"""
Register a new domain with deposit balance check.
- telegram_id: Required for deposit payment
- Checks balance before registration
- Deducts from deposit after successful registration
"""
from namecheap import NamecheapError
from deposit_api import get_balance, deduct_balance
from db import get_prices, init_db
# telegram_id 필수 체크
if not req.telegram_id:
raise HTTPException(
status_code=400,
detail="telegram_id is required for domain registration"
)
# 1. 도메인 가격 조회
init_db()
tld = req.domain.rsplit(".", 1)[-1] if "." in req.domain else req.domain
prices = get_prices()
price_info = next((p for p in prices if p["tld"] == tld), None)
if not price_info:
raise HTTPException(
status_code=400,
detail=f"TLD '{tld}' pricing not found"
)
price_krw = price_info["krw"] * req.years
# 2. 예치금 잔액 확인
balance_result = await get_balance(req.telegram_id)
if "error" in balance_result:
raise HTTPException(
status_code=400,
detail=f"잔액 조회 실패: {balance_result['error']}"
)
current_balance = balance_result.get("balance", 0)
if current_balance < price_krw:
raise HTTPException(
status_code=400,
detail=f"잔액 부족: 현재 {current_balance:,}원, 필요 {price_krw:,}"
)
# 3. Registrant 정보 준비
default = get_default_registrant()
registrant = RegistrantInfo(
first_name=req.first_name or default.first_name,
last_name=req.last_name or default.last_name,
organization=req.organization or default.organization,
address1=req.address1 or default.address1,
address2=req.address2 or default.address2,
city=req.city or default.city,
state_province=req.state_province or default.state_province,
postal_code=req.postal_code or default.postal_code,
country=req.country or default.country,
phone=req.phone or default.phone,
email=req.email or default.email,
)
# 필수 필드 체크
required = ["first_name", "last_name", "address1", "city", "state_province",
"postal_code", "country", "phone", "email"]
missing = [f for f in required if not getattr(registrant, f)]
if missing:
raise HTTPException(
status_code=400,
detail=f"Missing required registrant fields: {', '.join(missing)}. Set REGISTRANT_* env vars."
)
# 4. 도메인 등록
try:
result = api.domains_create(
domain=req.domain,
registrant=registrant,
years=req.years,
add_whois_guard=req.add_whois_guard,
)
except NamecheapError as e:
raise HTTPException(status_code=400, detail=str(e))
# 5. 등록 성공 시 예치금 차감
if result.get("registered"):
deduct_result = await deduct_balance(
telegram_id=req.telegram_id,
amount=price_krw,
reason=f"도메인 등록: {req.domain} ({req.years}년)"
)
if "error" in deduct_result:
# 차감 실패 시 경고 (도메인은 이미 등록됨)
result["warning"] = f"도메인은 등록되었으나 예치금 차감 실패: {deduct_result['error']}"
else:
result["deposit_deducted"] = price_krw
result["new_balance"] = deduct_result.get("new_balance", 0)
return result
if __name__ == "__main__":
import uvicorn
uvicorn.run(app, host="0.0.0.0", port=8000)