Feat/#13

app/core/config.py

@@ -14,6 +14,11 @@ class Settings(BaseSettings):
     s3_public_bucket: str = ""
     s3_presigned_expiry: int = 3600
 
+    smtp_host: str = "smtp.gmail.com"
+    smtp_port: int = 587
+    smtp_user: str = ""
+    smtp_password: str = ""
+
     anthropic_api_key: str = ""
 
     model_config = {"env_file": ".env"}

app/core/email.py

@@ -0,0 +1,55 @@
+import asyncio
+import logging
+import smtplib
+from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
+
+from app.core.config import settings
+
+logger = logging.getLogger(__name__)
+
+
+def _send_via_smtp(to: str, subject: str, body_html: str) -> None:
+    msg = MIMEMultipart("alternative")
+    msg["Subject"] = subject
+    msg["From"] = settings.smtp_user
+    msg["To"] = to
+    msg.attach(MIMEText(body_html, "html", "utf-8"))
+
+    with smtplib.SMTP(settings.smtp_host, settings.smtp_port) as server:
+        server.ehlo()
+        server.starttls()
+        server.login(settings.smtp_user, settings.smtp_password)
+        server.sendmail(settings.smtp_user, to, msg.as_string())
+
+
+async def send_email(to: str, subject: str, body_html: str) -> None:
+    if not settings.smtp_user or not settings.smtp_password:
+        logger.warning("[EMAIL] SMTP credentials not set — skipping send to %s", to)
+        return
+    try:
+        await asyncio.to_thread(_send_via_smtp, to, subject, body_html)
+    except smtplib.SMTPException as e:
+        logger.error("[EMAIL] Failed to send email to %s: %s", to, e)
+        raise
+
+
+async def send_verification_email(to: str, code: str) -> None:
+    subject = "[VLSI] 이메일 인증 코드"
+    body = f"""
+    <p>안녕하세요,</p>
+    <p>아래 인증 코드를 입력해 주세요. 코드는 <strong>10분</strong> 후 만료됩니다.</p>
+    <h2 style="letter-spacing:4px">{code}</h2>
+    <p>본인이 요청하지 않은 경우 이 메일을 무시하세요.</p>
+    """
+    await send_email(to, subject, body)
+
+
+async def send_temp_password_email(to: str, temp_password: str) -> None:
+    subject = "[VLSI] 임시 비밀번호 안내"
+    body = f"""
+    <p>안녕하세요,</p>
+    <p>요청하신 임시 비밀번호입니다. 로그인 후 반드시 비밀번호를 변경해 주세요.</p>
+    <h2 style="letter-spacing:4px">{temp_password}</h2>
+    """
+    await send_email(to, subject, body)

app/services/auth.py

@@ -7,6 +7,7 @@
 from sqlalchemy import select
 from sqlalchemy.ext.asyncio import AsyncSession
 
+from app.core.email import send_temp_password_email, send_verification_email
 from app.core.security import (
     create_access_token,
     create_refresh_token,
@@ -26,7 +27,7 @@ async def send_verification_code(db: AsyncSession, email: str) -> None:
     verification = EmailVerification(email=email, code=code, expires_at=expires_at)
     db.add(verification)
     await db.commit()
-    print(f"[DEV] Verification code for {email}: {code}")
+    await send_verification_email(email, code)
 
 
 async def validate_verification_code(db: AsyncSession, email: str, code: str) -> str:
@@ -122,7 +123,7 @@ async def reset_password(db: AsyncSession, data: ResetPasswordReq) -> None:
     temp_password = "".join(random.choices(string.ascii_letters + string.digits, k=12))
     user.password_hash = get_password_hash(temp_password)
     await db.commit()
-    print(f"[DEV] Temporary password for {data.email}: {temp_password}")
+    await send_temp_password_email(data.email, temp_password)
 
 
 async def check_email_duplicate(db: AsyncSession, email: str) -> None: