commit e45383f19f9339c3ea672ac18976f54072b512d4 Author: gm Date: Fri Jun 26 10:56:15 2026 +0900 feat: 실시간 대기 번호표 웹앱 초기 커밋 PIN 기반 세션으로 관리자·발급기·표시판 3개 역할을 하나의 앱에서 운영. Socket.IO 실시간 동기화, Podman Quadlet(10.89.0.25) 배포 구성 포함. Co-Authored-By: Claude Sonnet 4.6 diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..c2658d7 --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +node_modules/ diff --git a/Containerfile b/Containerfile new file mode 100644 index 0000000..03b3a9d --- /dev/null +++ b/Containerfile @@ -0,0 +1,12 @@ +FROM node:20-alpine + +WORKDIR /app + +COPY package*.json ./ +RUN npm ci --omit=dev + +COPY server.js ./ +COPY public/ ./public/ + +EXPOSE 3000 +CMD ["node", "server.js"] diff --git a/README.md b/README.md new file mode 100644 index 0000000..b986544 --- /dev/null +++ b/README.md @@ -0,0 +1,168 @@ +# 대기 번호표 시스템 + +실시간 대기 번호표 발급·관리·표시 웹앱입니다. +하나의 URL로 세 가지 역할(관리자 / 발급기 / 표시판)을 모두 운영합니다. + +--- + +## 구조 + +``` +관리자 디바이스 → 번호 호출 / 초기화 +발급기 디바이스 → 고객이 번호표 수령 +표시판 디바이스 → 호출 번호 대형 화면 표시 +``` + +모든 디바이스는 **PIN**으로 같은 세션에 묶입니다. +같은 PIN이면 관리자 2대 + 표시판 2대처럼 여러 대를 동시에 운영할 수 있습니다. + +--- + +## 시작하기 + +### 1. 첫 접속 (PIN 생성) + +앱 URL에 접속하면 PIN 입력 화면이 나옵니다. + +- 원하는 PIN을 자유롭게 입력합니다 (숫자 권장, 최소 4자리). +- 처음 입력하는 PIN은 자동으로 새 세션을 생성합니다. +- **접속** 버튼을 누르거나 Enter를 치면 역할 선택 화면으로 이동합니다. + +> 같은 PIN을 다른 디바이스에서 입력하면 동일한 세션에 합류합니다. + +--- + +### 2. 역할 선택 + +| 역할 | 설명 | +|------|------| +| ⚙️ **관리자** | 번호 호출·초기화를 담당하는 직원용 화면 | +| 🎟️ **번호표 발급기** | 고객이 직접 번호를 뽑는 키오스크 화면 | +| 📺 **번호 표시판** | 대기실에 띄워두는 대형 번호 화면 | + +--- + +## 화면별 사용법 + +### ⚙️ 관리자 화면 + +![관리자 화면] + +| 항목 | 설명 | +|------|------| +| 현재 호출 번호 | 지금 표시판에 표시 중인 번호 | +| 대기 중 | 아직 호출되지 않은 인원 수 | +| 발급 총계 | 지금까지 발급된 번호표 총 수 | + +**다음 호출 ▶** 버튼을 누르면 +- 다음 번호가 호출됩니다. +- 표시판 화면이 즉시 업데이트됩니다. +- 대기 인원이 1 감소합니다. +- 대기자가 없으면 버튼이 비활성화됩니다. + +**번호 초기화** 버튼을 누르면 +- 확인 팝업이 뜨고 확인 시 모든 번호가 0으로 초기화됩니다. +- 발급기·표시판도 동시에 초기화됩니다. + +**역할 변경** 버튼으로 역할 선택 화면으로 돌아갈 수 있습니다. + +--- + +### 🎟️ 번호표 발급기 화면 + +고객이 직접 터치하는 키오스크 화면입니다. + +- 화면 상단에 **현재 대기 인원**과 **현재 호출 번호**가 실시간으로 표시됩니다. +- **번호표 뽑기** 버튼을 누르면 번호가 발급되고 초록색 박스로 표시됩니다. +- 발급 후에는 **새 번호표 뽑기** 버튼으로 다음 고객의 번호를 발급할 수 있습니다. +- 관리자가 번호를 호출하면 "앞에 N명 대기 중" 문구가 자동으로 업데이트됩니다. + +--- + +### 📺 번호 표시판 화면 + +대기실 모니터에 띄워두는 화면입니다. + +- 호출된 번호가 전체 화면 크기로 크게 표시됩니다. +- 새 번호가 호출될 때마다 **노란색 플래시 애니메이션**이 재생됩니다. +- 아직 호출된 번호가 없으면 `-`로 표시됩니다. +- 우측 하단의 **역할 변경** 버튼으로 돌아갈 수 있습니다. + +--- + +## 다중 디바이스 운영 + +같은 PIN으로 접속하면 역할에 관계없이 몇 대든 연결 가능합니다. + +**예시: 2창구 운영** +``` +관리자 A (창구 1) ─┐ +관리자 B (창구 2) ─┤ PIN: 1234 ─── 표시판 A (대기실 TV 1) +발급기 ─┤ ── 표시판 B (대기실 TV 2) +``` + +- 관리자 A, B 중 누가 "다음 호출"을 눌러도 표시판 A, B 모두 즉시 업데이트됩니다. +- 두 관리자가 동시에 누르지 않도록 운영 상 협의가 필요합니다. + +--- + +## 배포 구성 + +| 항목 | 값 | +|------|-----| +| 컨테이너 IP | `10.89.0.25` | +| 내부 포트 | `3000` | +| 이미지 | `localhost/queue-app:latest` | +| Quadlet | `/etc/containers/systemd/queue.container` | +| 네트워크 | `proxy.network` | + +### 빌드 + +```bash +cd /root/queue-app +npm install # package-lock.json 생성 +podman build -t queue-app:latest . +``` + +### 서비스 관리 + +```bash +# 시작 +systemctl start queue.service + +# 중지 +systemctl stop queue.service + +# 상태 확인 +systemctl status queue.service + +# 로그 확인 +journalctl -u queue.service -f +``` + +### 업데이트 배포 + +```bash +cd /root/queue-app +podman build -t queue-app:latest . +systemctl restart queue.service +``` + +### NPM(Nginx Proxy Manager) 설정 + +Proxy Host 추가 시 **Websockets Support를 반드시 활성화**해야 합니다. +Socket.IO 실시간 통신이 WebSocket 업그레이드를 사용하기 때문입니다. + +- Forward Hostname: `10.89.0.25` +- Forward Port: `3000` +- ☑ Websockets Support + +--- + +## 기술 스택 + +- **런타임**: Node.js 20 (Alpine) +- **프레임워크**: Express 4 +- **실시간 통신**: Socket.IO 4 +- **상태 저장**: 서버 메모리 (재시작 시 초기화) +- **컨테이너**: Podman Quadlet (systemd 관리) diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 0000000..7f48547 --- /dev/null +++ b/package-lock.json @@ -0,0 +1,1087 @@ +{ + "name": "queue-app", + "version": "1.0.0", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "name": "queue-app", + "version": "1.0.0", + "dependencies": { + "express": "^4.18.2", + "socket.io": "^4.7.2" + } + }, + "node_modules/@socket.io/component-emitter": { + "version": "3.1.2", + "resolved": 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"engines": { + "node": ">= 0.8" + } + }, + "node_modules/ws": { + "version": "8.21.0", + "resolved": "https://registry.npmjs.org/ws/-/ws-8.21.0.tgz", + "integrity": "sha512-Vsp28b7DRcimFQvrqu2Wek3z1iYxDCWqHYB8Qsnk/S4RfaCQzPGPyBNuVjJV3cd6UiKtUtp6sNM77gWvzcCH+g==", + "license": "MIT", + "engines": { + "node": ">=10.0.0" + }, + "peerDependencies": { + "bufferutil": "^4.0.1", + "utf-8-validate": ">=5.0.2" + }, + "peerDependenciesMeta": { + "bufferutil": { + "optional": true + }, + "utf-8-validate": { + "optional": true + } + } + } + } +} diff --git a/package.json b/package.json new file mode 100644 index 0000000..e4e5183 --- /dev/null +++ b/package.json @@ -0,0 +1,12 @@ +{ + "name": "queue-app", + "version": "1.0.0", + "main": "server.js", + "scripts": { + "start": "node server.js" + }, + "dependencies": { + "express": "^4.18.2", + "socket.io": "^4.7.2" + } +} diff --git a/public/index.html b/public/index.html new file mode 100644 index 0000000..266e94c --- /dev/null +++ b/public/index.html @@ -0,0 +1,456 @@ + + + + + +대기 번호표 + + + + + +
+
+
🎫
+

대기 번호표

+

세션 PIN을 입력하세요.
없으면 새 PIN을 만들어 접속하세요.

+ +
+ +
+
+ + +
+
PIN: ----
+
+
+
⚙️
+
+

관리자

+

번호 호출 및 초기화 관리

+
+
+
+
🎟️
+
+

번호표 발급기

+

대기 번호표 발급 키오스크

+
+
+
+
📺
+
+

번호 표시판

+

현재 호출 번호 대형 화면 표시

+
+
+
+
+ + +
+
+

PIN: ----

+

⚙️ 관리자

+

현재 호출 번호

+
-
+
+
+
+
0
+
대기 중
+
+
+
0
+
발급 총계
+
+
+ + + +
+
+ + +
+
+

PIN: ----

+

🎟️ 번호표 발급

+
+
+
0
+
현재 대기 인원
+
+
+
-
+
현재 호출 번호
+
+
+ + + +
+
+ + +
+
----
+
현재 호출 번호
+
-
+
대기 중 0명
+ +
+ + + + + diff --git a/quadlet/queue.container b/quadlet/queue.container new file mode 100644 index 0000000..29e79fa --- /dev/null +++ b/quadlet/queue.container @@ -0,0 +1,25 @@ +[Unit] +Description=Queue Ticket App +After=podman.service network-online.target proxy-network.service +Wants=network-online.target +Requires=podman.service proxy-network.service + +[Container] +ContainerName=queue +Image=localhost/queue-app:latest + +Network=proxy.network +IP=10.89.0.25 + +Environment=TZ=Asia/Seoul +Environment=NODE_ENV=production +Environment=PORT=3000 + +Volume=/etc/localtime:/etc/localtime:ro + +[Service] +Restart=always +RestartSec=5 + +[Install] +WantedBy=multi-user.target diff --git a/server.js b/server.js new file mode 100644 index 0000000..51f897b --- /dev/null +++ b/server.js @@ -0,0 +1,71 @@ +const express = require('express'); +const http = require('http'); +const { Server } = require('socket.io'); +const path = require('path'); + +const app = express(); +const server = http.createServer(app); +const io = new Server(server, { + pingTimeout: 60000, + pingInterval: 25000, +}); + +app.use(express.static(path.join(__dirname, 'public'))); + +// pin -> { issuedCount, calledCount } +const sessions = {}; + +function sessionState(pin) { + const s = sessions[pin] || { issuedCount: 0, calledCount: 0 }; + return { + issuedCount: s.issuedCount, + calledCount: s.calledCount, + waitingCount: s.issuedCount - s.calledCount, + }; +} + +io.on('connection', (socket) => { + let pin = null; + + socket.on('join', ({ pin: p }) => { + if (!p || typeof p !== 'string' || p.length < 4) { + socket.emit('join_error', 'PIN은 최소 4자리 이상이어야 합니다.'); + return; + } + pin = p.trim(); + if (!sessions[pin]) { + sessions[pin] = { issuedCount: 0, calledCount: 0 }; + } + socket.join(pin); + socket.emit('join_ok', sessionState(pin)); + }); + + socket.on('issue_ticket', () => { + if (!pin || !sessions[pin]) return; + sessions[pin].issuedCount += 1; + const ticketNumber = sessions[pin].issuedCount; + const state = sessionState(pin); + socket.emit('ticket_issued', { ticketNumber, waitingCount: state.waitingCount }); + io.to(pin).emit('state_update', state); + }); + + socket.on('call_next', () => { + if (!pin || !sessions[pin]) return; + const s = sessions[pin]; + if (s.calledCount >= s.issuedCount) return; + s.calledCount += 1; + io.to(pin).emit('state_update', sessionState(pin)); + }); + + socket.on('reset', () => { + if (!pin || !sessions[pin]) return; + sessions[pin] = { issuedCount: 0, calledCount: 0 }; + io.to(pin).emit('state_update', sessionState(pin)); + io.to(pin).emit('reset_done'); + }); +}); + +const PORT = process.env.PORT || 3000; +server.listen(PORT, '0.0.0.0', () => { + console.log(`Queue server running on port ${PORT}`); +});