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|
// lib/auth/passwordUtils.ts
import bcrypt from 'bcryptjs';
import crypto from 'crypto';
import { eq, and, desc, count, sql, gte, inArray } from 'drizzle-orm';
import db from '@/db/db';
import {
users,
passwords,
passwordHistory,
securitySettings,
mfaTokens
} from '@/db/schema';
// libphonenumber-js import 추가
import {
parsePhoneNumber,
parsePhoneNumberFromString,
isValidPhoneNumber
} from 'libphonenumber-js';
export interface PasswordStrength {
score: number; // 1-5
hasUppercase: boolean;
hasLowercase: boolean;
hasNumbers: boolean;
hasSymbols: boolean;
length: number;
feedback: string[];
}
export interface PasswordPolicy {
minLength: number;
requireUppercase: boolean;
requireLowercase: boolean;
requireNumbers: boolean;
requireSymbols: boolean;
historyCount: number;
}
// 패스워드 강도 분석
export function analyzePasswordStrength(password: string): PasswordStrength {
const hasUppercase = /[A-Z]/.test(password);
const hasLowercase = /[a-z]/.test(password);
const hasNumbers = /\d/.test(password);
const hasSymbols = /[!@#$%^&*()_+\-=\[\]{};':"\\|,.<>\/?]/.test(password);
const length = password.length;
const feedback: string[] = [];
let score = 1;
// 길이 체크
if (length >= 12) {
score += 1;
} else if (length < 8) {
feedback.push('최소 8자 이상 사용하세요');
}
// 문자 종류 체크
const typeCount = [hasUppercase, hasLowercase, hasNumbers, hasSymbols]
.filter(Boolean).length;
if (typeCount >= 4) {
score += 2;
} else if (typeCount >= 3) {
score += 1;
} else {
if (!hasUppercase) feedback.push('대문자를 포함하세요');
if (!hasLowercase) feedback.push('소문자를 포함하세요');
if (!hasNumbers) feedback.push('숫자를 포함하세요');
if (!hasSymbols) feedback.push('특수문자를 포함하세요');
}
// 일반적인 패턴 체크
if (/(.)\1{2,}/.test(password)) {
feedback.push('같은 문자가 3번 이상 반복되지 않도록 하세요');
score = Math.max(1, score - 1);
}
if (/123|abc|qwe|password|admin/i.test(password)) {
feedback.push('일반적인 패턴이나 단어는 피하세요');
score = Math.max(1, score - 1);
}
return {
score: Math.min(5, score),
hasUppercase,
hasLowercase,
hasNumbers,
hasSymbols,
length,
feedback,
};
}
// 패스워드 정책 가져오기
export async function getPasswordPolicy(): Promise<PasswordPolicy> {
const settings = await db.select().from(securitySettings).limit(1);
const setting = settings[0];
return {
minLength: setting?.minPasswordLength || 8,
requireUppercase: setting?.requireUppercase || true,
requireLowercase: setting?.requireLowercase || true,
requireNumbers: setting?.requireNumbers || true,
requireSymbols: setting?.requireSymbols || true,
historyCount: setting?.passwordHistoryCount || 5,
};
}
// 패스워드 정책 검증
export async function validatePasswordPolicy(
password: string,
policy?: PasswordPolicy
): Promise<{ valid: boolean; errors: string[] }> {
const passwordPolicy = policy || await getPasswordPolicy();
const strength = analyzePasswordStrength(password);
const errors: string[] = [];
if (strength.length < passwordPolicy.minLength) {
errors.push(`최소 ${passwordPolicy.minLength}자 이상이어야 합니다`);
}
if (passwordPolicy.requireUppercase && !strength.hasUppercase) {
errors.push('대문자를 포함해야 합니다');
}
if (passwordPolicy.requireLowercase && !strength.hasLowercase) {
errors.push('소문자를 포함해야 합니다');
}
if (passwordPolicy.requireNumbers && !strength.hasNumbers) {
errors.push('숫자를 포함해야 합니다');
}
if (passwordPolicy.requireSymbols && !strength.hasSymbols) {
errors.push('특수문자를 포함해야 합니다');
}
return {
valid: errors.length === 0,
errors,
};
}
// 이전 패스워드와 중복 체크
export async function checkPasswordHistory(
userId: number,
newPassword: string,
historyCount: number = 5
): Promise<boolean> {
const histories = await db
.select({
passwordHash: passwordHistory.passwordHash,
salt: passwordHistory.salt,
})
.from(passwordHistory)
.where(eq(passwordHistory.userId, userId))
.orderBy(desc(passwordHistory.createdAt))
.limit(historyCount);
// 현재 활성 패스워드도 체크
const currentPassword = await db
.select({
passwordHash: passwords.passwordHash,
salt: passwords.salt,
})
.from(passwords)
.where(
and(
eq(passwords.userId, userId),
eq(passwords.isActive, true)
)
)
.limit(1);
const allPasswords = [...histories];
if (currentPassword[0]) {
allPasswords.unshift(currentPassword[0]);
}
// 각 이전 패스워드와 비교
for (const pwd of allPasswords) {
const isMatch = await bcrypt.compare(
newPassword + pwd.salt,
pwd.passwordHash
);
if (isMatch) {
return false; // 중복됨
}
}
return true; // 중복 없음
}
// Salt 생성
function generateSalt(): string {
return crypto.randomBytes(16).toString('hex');
}
// 패스워드 해싱
async function hashPassword(password: string, salt: string): Promise<string> {
const saltRounds = 12;
return bcrypt.hash(password + salt, saltRounds);
}
// 새 패스워드 설정
export async function setPassword(
userId: number,
newPassword: string
): Promise<{ success: boolean; errors: string[] }> {
try {
// 1. 정책 검증
const policyResult = await validatePasswordPolicy(newPassword);
if (!policyResult.valid) {
return { success: false, errors: policyResult.errors };
}
// 2. 히스토리 검증
const policy = await getPasswordPolicy();
const isUnique = await checkPasswordHistory(userId, newPassword, policy.historyCount);
if (!isUnique) {
return {
success: false,
errors: [`최근 ${policy.historyCount}개 패스워드와 달라야 합니다`]
};
}
// 3. 현재 패스워드를 히스토리로 이동
const currentPassword = await db
.select()
.from(passwords)
.where(
and(
eq(passwords.userId, userId),
eq(passwords.isActive, true)
)
)
.limit(1);
if (currentPassword[0]) {
await db.insert(passwordHistory).values({
userId,
passwordHash: currentPassword[0].passwordHash,
salt: currentPassword[0].salt,
createdAt: currentPassword[0].createdAt,
replacedAt: new Date(),
});
// 현재 패스워드 비활성화
await db
.update(passwords)
.set({ isActive: false })
.where(eq(passwords.id, currentPassword[0].id));
}
// 4. 새 패스워드 생성
const salt = generateSalt();
const hashedPassword = await hashPassword(newPassword, salt);
const strength = analyzePasswordStrength(newPassword);
// 패스워드 만료일 계산
let expiresAt: Date | null = null;
const settings = await db.select().from(securitySettings).limit(1);
const expiryDays = settings[0]?.passwordExpiryDays;
if (expiryDays) {
expiresAt = new Date();
expiresAt.setDate(expiresAt.getDate() + expiryDays);
}
await db.insert(passwords).values({
userId,
passwordHash: hashedPassword,
salt,
strength: strength.score,
hasUppercase: strength.hasUppercase,
hasLowercase: strength.hasLowercase,
hasNumbers: strength.hasNumbers,
hasSymbols: strength.hasSymbols,
length: strength.length,
expiresAt,
isActive: true,
});
// 5. 패스워드 변경 필수 플래그 해제
await db
.update(users)
.set({ passwordChangeRequired: false })
.where(eq(users.id, userId));
// 6. 오래된 히스토리 정리
await cleanupPasswordHistory(userId, policy.historyCount);
return { success: true, errors: [] };
} catch (error) {
console.error('Password setting error:', error);
return { success: false, errors: ['패스워드 설정 중 오류가 발생했습니다'] };
}
}
// 패스워드 히스토리 정리
async function cleanupPasswordHistory(userId: number, keepCount: number) {
const histories = await db
.select({ id: passwordHistory.id })
.from(passwordHistory)
.where(eq(passwordHistory.userId, userId))
.orderBy(desc(passwordHistory.createdAt))
.offset(keepCount);
if (histories.length > 0) {
const idsToDelete = histories.map(h => h.id);
await db
.delete(passwordHistory)
.where(and(eq(passwordHistory.userId, userId), inArray(passwordHistory.id, idsToDelete)))
}
}
// ========== SMS 관련 함수들 ==========
// 전화번호에서 국가 정보 추출 (libphonenumber-js 사용)
function extractCountryInfo(phoneNumber: string): {
countryCode: string;
nationalNumber: string;
country?: string;
} | null {
try {
// 앞뒤 공백 및 중간 공백 제거
const cleanedPhone = phoneNumber.trim().replace(/\s+/g, '');
let parsed;
// E.164 형식인지 확인
if (cleanedPhone.startsWith('+')) {
parsed = parsePhoneNumber(cleanedPhone);
} else {
// 국가 코드가 없으면 한국으로 가정 (기본값)
parsed = parsePhoneNumberFromString(cleanedPhone, 'KR');
}
if (!parsed || !isValidPhoneNumber(parsed.number)) {
return null;
}
const countryCallingCode = parsed.countryCallingCode;
let nationalNumber = parsed.nationalNumber;
// 국가별 특별 처리
switch (countryCallingCode) {
case '82': // 한국
// 한국 번호는 0으로 시작해야 함
if (!nationalNumber.startsWith('0')) {
nationalNumber = '0' + nationalNumber;
}
break;
case '1': // 미국/캐나다
// 이미 올바른 형식
break;
case '81': // 일본
// 이미 올바른 형식
break;
case '86': // 중국
// 이미 올바른 형식
break;
}
return {
countryCode: countryCallingCode,
nationalNumber: nationalNumber.replace(/[-\s]/g, ''), // 하이픈과 공백 제거
country: parsed.country
};
} catch (error) {
console.error('Country info extraction error:', error);
return null;
}
}
// Bizppurio API 토큰 발급
async function getBizppurioToken(): Promise<string> {
const account = process.env.BIZPPURIO_ACCOUNT;
const password = process.env.BIZPPURIO_PASSWORD;
if (!account || !password) {
throw new Error('Bizppurio credentials not configured');
}
const credentials = Buffer.from(`${account}:${password}`).toString('base64');
const response = await fetch('https://api.bizppurio.com/v1/token', {
method: 'POST',
headers: {
'Authorization': `Basic ${credentials}`,
'Content-Type': 'application/json; charset=utf-8'
}
});
if (!response.ok) {
throw new Error(`Token request failed: ${response.status}`);
}
const data = await response.json();
return data.accesstoken;
}
// SMS 메시지 전송 (libphonenumber-js 사용)
async function sendSmsMessage(phoneNumber: string, message: string): Promise<boolean> {
try {
const accessToken = await getBizppurioToken();
const account = process.env.BIZPPURIO_ACCOUNT;
const fromNumber = process.env.BIZPPURIO_FROM_NUMBER;
if (!account || !fromNumber) {
throw new Error('Bizppurio configuration missing');
}
// libphonenumber-js를 사용하여 전화번호 파싱
const countryInfo = extractCountryInfo(phoneNumber);
if (!countryInfo) {
throw new Error(`Invalid phone number format: ${phoneNumber}`);
}
console.log(`Sending SMS to ${phoneNumber}:`);
console.log(` Country Code: ${countryInfo.countryCode}`);
console.log(` National Number: ${countryInfo.nationalNumber}`);
if (countryInfo.country) {
console.log(` Country: ${countryInfo.country}`);
}
const requestBody = {
account: account,
type: 'sms',
from: fromNumber,
to: countryInfo.nationalNumber,
country: parseInt(countryInfo.countryCode, 10), // 문자열을 숫자로 변환
content: {
sms: {
message: message
}
},
refkey: `sms_${Date.now()}_${Math.random().toString(36).substring(7)}`
};
const response = await fetch('https://api.bizppurio.com/v3/message', {
method: 'POST',
headers: {
'Authorization': `Bearer ${accessToken}`,
'Content-Type': 'application/json; charset=utf-8'
},
body: JSON.stringify(requestBody)
});
if (!response.ok) {
const errorText = await response.text();
throw new Error(`SMS send failed: ${response.status} - ${errorText}`);
}
const result = await response.json();
if (result.code === 1000) {
console.log(`SMS sent successfully to ${phoneNumber}. MessageKey: ${result.messagekey}`);
return true;
} else {
throw new Error(`SMS send failed: ${result.description} (Code: ${result.code})`);
}
} catch (error) {
console.error('SMS send error:', error);
return false;
}
}
// SMS 템플릿 (기존 유지)
const SMS_TEMPLATES = {
'82': '[인증번호] {token}', // 한국
'1': '[Verification Code] {token}', // 미국
'81': '[認証コード] {token}', // 일본
'86': '[验证码] {token}', // 중국
'default': '[Verification Code] {token}' // 기본값 (영어)
} as const;
// SMS 메시지 생성 (libphonenumber-js 사용)
function getSmsMessage(phoneNumber: string, token: string): string {
try {
const countryInfo = extractCountryInfo(phoneNumber);
if (!countryInfo) {
return SMS_TEMPLATES.default.replace('{token}', token);
}
const template = SMS_TEMPLATES[countryInfo.countryCode as keyof typeof SMS_TEMPLATES] || SMS_TEMPLATES.default;
return template.replace('{token}', token);
} catch (error) {
return SMS_TEMPLATES.default.replace('{token}', token); // 에러 시 기본값
}
}
// 전화번호 정규화 (저장용)
export function normalizePhoneNumber(phoneNumber: string, countryCode?: string): string | null {
try {
// 앞뒤 공백 및 중간 공백 제거
const cleanedPhone = phoneNumber.trim().replace(/\s+/g, '');
let parsed;
if (countryCode) {
// 국가 코드가 제공된 경우
parsed = parsePhoneNumberFromString(cleanedPhone, countryCode);
} else {
// 국가 코드가 없는 경우 국제 형식으로 파싱 시도
parsed = parsePhoneNumber(cleanedPhone);
}
if (!parsed || !isValidPhoneNumber(parsed.number)) {
return null;
}
// 항상 국제 형식으로 반환 (예: +821012345678)
return parsed.format('E.164');
} catch (error) {
console.error('Phone number normalization error:', error);
return null;
}
}
// SMS 토큰 생성 및 전송 (업데이트됨)
export async function generateAndSendSmsToken(
userId: number,
phoneNumber: string
): Promise<{ success: boolean; error?: string }> {
try {
// 앞뒤 공백 및 중간 공백 제거
const cleanedPhone = phoneNumber.trim().replace(/\s+/g, '');
// 전화번호 유효성 검사
if (!isValidPhoneNumber(cleanedPhone)) {
return { success: false, error: '유효하지 않은 전화번호입니다' };
}
// 1. 일일 SMS 한도 체크
const settings = await db.select().from(securitySettings).limit(1);
const maxSmsPerDay = settings[0]?.maxSmsAttemptsPerDay || 10;
const today = new Date();
today.setHours(0, 0, 0, 0);
const todayCount = await db
.select({ count: count() })
.from(mfaTokens)
.where(
and(
eq(mfaTokens.userId, userId),
eq(mfaTokens.type, 'sms'),
gte(mfaTokens.createdAt, today)
)
);
if (todayCount[0]?.count >= maxSmsPerDay) {
return { success: false, error: '일일 SMS 한도를 초과했습니다' };
}
// 2. 이전 SMS 토큰 비활성화
await db
.update(mfaTokens)
.set({ isActive: false })
.where(
and(
eq(mfaTokens.userId, userId),
eq(mfaTokens.type, 'sms'),
eq(mfaTokens.isActive, true)
)
);
// 3. 새 토큰 생성
const token = Math.random().toString().slice(2, 8).padStart(6, '0');
const expiryMinutes = settings[0]?.smsTokenExpiryMinutes || 5;
const expiresAt = new Date();
expiresAt.setMinutes(expiresAt.getMinutes() + expiryMinutes);
// 전화번호 정규화 (저장용)
const normalizedPhone = normalizePhoneNumber(cleanedPhone);
if (!normalizedPhone) {
return { success: false, error: '전화번호 형식이 올바르지 않습니다' };
}
await db.insert(mfaTokens).values({
userId,
token,
type: 'sms',
phoneNumber: normalizedPhone, // 정규화된 번호로 저장
expiresAt,
isActive: true,
});
// 4. SMS 전송
const message = getSmsMessage(normalizedPhone, token);
const smsResult = await sendSmsMessage(normalizedPhone, message);
if (!smsResult) {
// SMS 전송 실패 시 토큰 비활성화
await db
.update(mfaTokens)
.set({ isActive: false })
.where(
and(
eq(mfaTokens.userId, userId),
eq(mfaTokens.token, token)
)
);
return { success: false, error: 'SMS 전송에 실패했습니다' };
}
console.log(`SMS 토큰을 ${normalizedPhone}로 전송했습니다`);
return { success: true };
} catch (error) {
console.error('SMS token generation error:', error);
return { success: false, error: 'SMS 전송 중 오류가 발생했습니다' };
}
}
// SMS 토큰 검증
export async function verifySmsToken(
userId: number,
token: string
): Promise<{ success: boolean; error?: string }> {
try {
const mfaToken = await db
.select()
.from(mfaTokens)
.where(
and(
eq(mfaTokens.userId, userId),
eq(mfaTokens.token, token),
eq(mfaTokens.type, 'sms'),
eq(mfaTokens.isActive, true)
)
)
.limit(1);
if (!mfaToken[0]) {
return { success: false, error: '잘못된 인증번호입니다' };
}
// 만료 체크
if (mfaToken[0].expiresAt < new Date()) {
await db
.update(mfaTokens)
.set({ isActive: false })
.where(eq(mfaTokens.id, mfaToken[0].id));
return { success: false, error: '인증번호가 만료되었습니다' };
}
// 시도 횟수 증가
const newAttempts = mfaToken[0].attempts + 1;
if (newAttempts > 3) {
await db
.update(mfaTokens)
.set({ isActive: false })
.where(eq(mfaTokens.id, mfaToken[0].id));
return { success: false, error: '시도 횟수를 초과했습니다' };
}
// 토큰 사용 처리
await db
.update(mfaTokens)
.set({
usedAt: new Date(),
isActive: false,
attempts: newAttempts,
})
.where(eq(mfaTokens.id, mfaToken[0].id));
return { success: true };
} catch (error) {
console.error('SMS token verification error:', error);
return { success: false, error: '인증 중 오류가 발생했습니다' };
}
}
// 패스워드 강제 변경 필요 체크
export async function checkPasswordChangeRequired(userId: number): Promise<boolean> {
const user = await db
.select({ passwordChangeRequired: users.passwordChangeRequired })
.from(users)
.where(eq(users.id, userId))
.limit(1);
return user[0]?.passwordChangeRequired || false;
}
|