Add application file
Browse files
app.py
ADDED
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| 1 |
+
"""
|
| 2 |
+
RAG μ±λ΄ μΉ ν΄λΌμ΄μΈνΈ μ ν리μΌμ΄μ
|
| 3 |
+
|
| 4 |
+
Docker κΈ°λ° RAG APIμ ν΅μ νλ μΉ μΈν°νμ΄μ€λ₯Ό μ 곡ν©λλ€.
|
| 5 |
+
VITO STT κΈ°λ₯μ ν΅ν μμ± μ§μλ μ§μν©λλ€.
|
| 6 |
+
"""
|
| 7 |
+
|
| 8 |
+
import os
|
| 9 |
+
import json
|
| 10 |
+
import logging
|
| 11 |
+
import tempfile
|
| 12 |
+
import requests
|
| 13 |
+
from flask import Flask, request, jsonify, render_template, send_from_directory
|
| 14 |
+
from werkzeug.utils import secure_filename
|
| 15 |
+
from dotenv import load_dotenv
|
| 16 |
+
|
| 17 |
+
from utils.vito_stt import VitoSTT
|
| 18 |
+
|
| 19 |
+
# λ‘κ±° μ€μ
|
| 20 |
+
logging.basicConfig(
|
| 21 |
+
format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
|
| 22 |
+
level=logging.INFO
|
| 23 |
+
)
|
| 24 |
+
logger = logging.getLogger(__name__)
|
| 25 |
+
|
| 26 |
+
# νκ²½ λ³μ λ‘λ
|
| 27 |
+
load_dotenv()
|
| 28 |
+
|
| 29 |
+
# Flask μ± μ΄κΈ°ν
|
| 30 |
+
app = Flask(__name__)
|
| 31 |
+
|
| 32 |
+
# μ΅λ νμΌ ν¬κΈ° μ€μ (10MB)
|
| 33 |
+
app.config['MAX_CONTENT_LENGTH'] = 10 * 1024 * 1024
|
| 34 |
+
app.config['UPLOAD_FOLDER'] = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'uploads')
|
| 35 |
+
|
| 36 |
+
# μ
λ‘λ ν΄λκ° μμΌλ©΄ μμ±
|
| 37 |
+
os.makedirs(app.config['UPLOAD_FOLDER'], exist_ok=True)
|
| 38 |
+
|
| 39 |
+
# RAG API μ€μ
|
| 40 |
+
API_BASE_URL = os.getenv('API_BASE_URL', 'http://localhost:8000')
|
| 41 |
+
|
| 42 |
+
# νμ©λλ μ€λμ€ νμΌ νμ₯μ
|
| 43 |
+
ALLOWED_AUDIO_EXTENSIONS = {'mp3', 'wav', 'ogg', 'm4a'}
|
| 44 |
+
|
| 45 |
+
# νμ©λλ λ¬Έμ νμΌ νμ₯μ
|
| 46 |
+
ALLOWED_DOC_EXTENSIONS = {'txt', 'md', 'pdf', 'docx', 'csv'}
|
| 47 |
+
|
| 48 |
+
# VITO STT ν΄λΌμ΄μΈνΈ μ΄κΈ°ν
|
| 49 |
+
stt_client = VitoSTT()
|
| 50 |
+
|
| 51 |
+
def allowed_audio_file(filename):
|
| 52 |
+
"""νμΌμ΄ νμ©λ μ€λμ€ νμ₯μλ₯Ό κ°μ§λμ§ νμΈ"""
|
| 53 |
+
return '.' in filename and filename.rsplit('.', 1)[1].lower() in ALLOWED_AUDIO_EXTENSIONS
|
| 54 |
+
|
| 55 |
+
def allowed_doc_file(filename):
|
| 56 |
+
"""νμΌμ΄ νμ©λ λ¬Έμ νμ₯μλ₯Ό κ°μ§λμ§ νμΈ"""
|
| 57 |
+
return '.' in filename and filename.rsplit('.', 1)[1].lower() in ALLOWED_DOC_EXTENSIONS
|
| 58 |
+
|
| 59 |
+
@app.route('/')
|
| 60 |
+
def index():
|
| 61 |
+
"""λ©μΈ νμ΄μ§"""
|
| 62 |
+
return render_template('index.html')
|
| 63 |
+
|
| 64 |
+
@app.route('/chat')
|
| 65 |
+
def chat():
|
| 66 |
+
"""μ±ν
νμ΄μ§"""
|
| 67 |
+
return render_template('chat.html')
|
| 68 |
+
|
| 69 |
+
@app.route('/knowledge')
|
| 70 |
+
def knowledge():
|
| 71 |
+
"""μ§μλ² μ΄μ€ κ΄λ¦¬ νμ΄μ§"""
|
| 72 |
+
return render_template('knowledge.html')
|
| 73 |
+
|
| 74 |
+
@app.route('/api/chat', methods=['POST'])
|
| 75 |
+
def api_chat():
|
| 76 |
+
"""ν
μ€νΈ μ±ν
API"""
|
| 77 |
+
try:
|
| 78 |
+
data = request.get_json()
|
| 79 |
+
if not data or 'query' not in data:
|
| 80 |
+
return jsonify({"error": "μΏΌλ¦¬κ° μ 곡λμ§ μμμ΅λλ€."}), 400
|
| 81 |
+
|
| 82 |
+
query = data['query']
|
| 83 |
+
logger.info(f"쿼리 μ²λ¦¬ μ€: {query}")
|
| 84 |
+
|
| 85 |
+
# RAG API νΈμΆ
|
| 86 |
+
response = requests.post(
|
| 87 |
+
f"{API_BASE_URL}/rag",
|
| 88 |
+
json={
|
| 89 |
+
"query": query,
|
| 90 |
+
"retriever_type": data.get("retriever_type", "reranker"),
|
| 91 |
+
"top_k": data.get("top_k", 3),
|
| 92 |
+
"temperature": data.get("temperature", 0.7)
|
| 93 |
+
}
|
| 94 |
+
)
|
| 95 |
+
|
| 96 |
+
# API μλ΅ νμΈ
|
| 97 |
+
if response.status_code != 200:
|
| 98 |
+
logger.error(f"API μ€λ₯: {response.status_code} - {response.text}")
|
| 99 |
+
return jsonify({"error": f"API μ€λ₯: {response.text}"}), response.status_code
|
| 100 |
+
|
| 101 |
+
# API μλ΅ λ°ν
|
| 102 |
+
result = response.json()
|
| 103 |
+
logger.info(f"API μλ΅ μ±κ³΅: {len(result['answer'])} λ¬Έμ")
|
| 104 |
+
return jsonify(result)
|
| 105 |
+
|
| 106 |
+
except requests.RequestException as e:
|
| 107 |
+
logger.error(f"API ν΅μ μ€λ₯: {str(e)}")
|
| 108 |
+
return jsonify({"error": f"API μλ² μ°κ²° μ€λ₯: {str(e)}"}), 503
|
| 109 |
+
|
| 110 |
+
except Exception as e:
|
| 111 |
+
logger.error(f"μ±ν
μ²λ¦¬ μ€ μ€λ₯: {str(e)}", exc_info=True)
|
| 112 |
+
return jsonify({"error": f"μ²λ¦¬ μ€ μ€λ₯ λ°μ: {str(e)}"}), 500
|
| 113 |
+
|
| 114 |
+
@app.route('/api/voice', methods=['POST'])
|
| 115 |
+
def api_voice():
|
| 116 |
+
"""μμ± μ±ν
API - μ€λμ€ νμΌμ ν
μ€νΈλ‘ λ³ννκ³ RAG APIμ μ§μ"""
|
| 117 |
+
logger.info("μμ± μ±ν
μμ² μ²λ¦¬ μ€...")
|
| 118 |
+
|
| 119 |
+
# μ€λμ€ νμΌ νμΈ
|
| 120 |
+
if 'audio' not in request.files:
|
| 121 |
+
logger.error("μ€λμ€ νμΌμ΄ μ 곡λμ§ μμ")
|
| 122 |
+
return jsonify({"error": "μ€λμ€ νμΌμ΄ μ 곡λμ§ μμμ΅λλ€."}), 400
|
| 123 |
+
|
| 124 |
+
audio_file = request.files['audio']
|
| 125 |
+
|
| 126 |
+
if audio_file.filename == '':
|
| 127 |
+
logger.error("μ€λμ€ νμΌλͺ
μ΄ λΉμ΄μμ")
|
| 128 |
+
return jsonify({"error": "μ€λμ€ νμΌμ΄ μ νλμ§ μμμ΅λλ€."}), 400
|
| 129 |
+
|
| 130 |
+
if not allowed_audio_file(audio_file.filename):
|
| 131 |
+
logger.error(f"νμ©λμ§ μλ μ€λμ€ νμΌ νμ: {audio_file.filename}")
|
| 132 |
+
return jsonify({"error": "νμ©λμ§ μλ μ€λμ€ νμΌ νμμ
λλ€."}), 400
|
| 133 |
+
|
| 134 |
+
try:
|
| 135 |
+
# μ€λμ€ νμΌ μμ μ μ₯
|
| 136 |
+
filename = secure_filename(audio_file.filename)
|
| 137 |
+
temp_dir = tempfile.mkdtemp()
|
| 138 |
+
temp_path = os.path.join(temp_dir, filename)
|
| 139 |
+
audio_file.save(temp_path)
|
| 140 |
+
|
| 141 |
+
logger.info(f"μ€λμ€ νμΌ μμ μ μ₯: {temp_path}")
|
| 142 |
+
|
| 143 |
+
# νμΌμ λ°μ΄νΈλ‘ μ½κΈ°
|
| 144 |
+
with open(temp_path, 'rb') as f:
|
| 145 |
+
audio_bytes = f.read()
|
| 146 |
+
|
| 147 |
+
# VITO STTλ₯Ό μ¬μ©νμ¬ μμ± μΈμ
|
| 148 |
+
stt_result = stt_client.transcribe_audio(audio_bytes)
|
| 149 |
+
|
| 150 |
+
# μμ νμΌ μμ
|
| 151 |
+
os.unlink(temp_path)
|
| 152 |
+
os.rmdir(temp_dir)
|
| 153 |
+
|
| 154 |
+
if not stt_result["success"]:
|
| 155 |
+
logger.error(f"STT μ€λ₯: {stt_result.get('error', 'μ μ μλ μ€λ₯')}")
|
| 156 |
+
return jsonify({"error": f"μμ± μΈμ μ€λ₯: {stt_result.get('error', 'μ μ μλ μ€λ₯')}"}), 500
|
| 157 |
+
|
| 158 |
+
transcription = stt_result["text"]
|
| 159 |
+
if not transcription:
|
| 160 |
+
logger.warning("STT κ²°κ³Όκ° λΉμ΄μμ")
|
| 161 |
+
return jsonify({"error": "μμ±μμ ν
μ€νΈλ₯Ό μΈμνμ§ λͺ»νμ΅λλ€."}), 400
|
| 162 |
+
|
| 163 |
+
logger.info(f"μμ± μΈμ κ²°κ³Ό: {transcription}")
|
| 164 |
+
|
| 165 |
+
# RAG API νΈμΆ
|
| 166 |
+
try:
|
| 167 |
+
response = requests.post(
|
| 168 |
+
f"{API_BASE_URL}/rag",
|
| 169 |
+
json={
|
| 170 |
+
"query": transcription,
|
| 171 |
+
"retriever_type": "reranker",
|
| 172 |
+
"top_k": 3
|
| 173 |
+
}
|
| 174 |
+
)
|
| 175 |
+
|
| 176 |
+
if response.status_code != 200:
|
| 177 |
+
logger.error(f"RAG API μ€λ₯: {response.status_code} - {response.text}")
|
| 178 |
+
return jsonify({
|
| 179 |
+
"transcription": transcription,
|
| 180 |
+
"error": f"RAG API μ€λ₯: {response.text}"
|
| 181 |
+
}), response.status_code
|
| 182 |
+
|
| 183 |
+
# API κ²°κ³Όμ μμ± μΈμ κ²°κ³Ό μΆκ°
|
| 184 |
+
result = response.json()
|
| 185 |
+
result["transcription"] = transcription
|
| 186 |
+
|
| 187 |
+
logger.info("μμ± μ²λ¦¬ λ° RAG μλ΅ μ±κ³΅")
|
| 188 |
+
return jsonify(result)
|
| 189 |
+
|
| 190 |
+
except requests.RequestException as e:
|
| 191 |
+
logger.error(f"RAG API ν΅μ μ€λ₯: {str(e)}")
|
| 192 |
+
return jsonify({
|
| 193 |
+
"transcription": transcription,
|
| 194 |
+
"error": f"RAG API μλ² μ°κ²° μ€λ₯: {str(e)}"
|
| 195 |
+
}), 503
|
| 196 |
+
|
| 197 |
+
except Exception as e:
|
| 198 |
+
logger.error(f"μμ± μ²λ¦¬ μ€ μ€λ₯: {str(e)}", exc_info=True)
|
| 199 |
+
return jsonify({"error": f"μμ± μ²λ¦¬ μ€ μ€λ₯ λ°μ: {str(e)}"}), 500
|
| 200 |
+
|
| 201 |
+
@app.route('/api/documents', methods=['GET'])
|
| 202 |
+
def api_get_documents():
|
| 203 |
+
"""λ¬Έμ λͺ©λ‘ μ‘°ν API"""
|
| 204 |
+
try:
|
| 205 |
+
# RAG API νΈμΆ
|
| 206 |
+
response = requests.get(f"{API_BASE_URL}/cache/stats")
|
| 207 |
+
|
| 208 |
+
if response.status_code != 200:
|
| 209 |
+
logger.error(f"λ¬Έμ λͺ©λ‘ μ‘°ν API μ€λ₯: {response.status_code} - {response.text}")
|
| 210 |
+
return jsonify({"error": f"λ¬Έμ λͺ©λ‘ μ‘°ν API μ€λ₯: {response.text}"}), response.status_code
|
| 211 |
+
|
| 212 |
+
# μΊμ ν΅κ³ μ 보 λ°ν
|
| 213 |
+
return jsonify(response.json())
|
| 214 |
+
|
| 215 |
+
except requests.RequestException as e:
|
| 216 |
+
logger.error(f"API ν΅μ μ€λ₯: {str(e)}")
|
| 217 |
+
return jsonify({"error": f"API μλ² μ°κ²° μ€λ₯: {str(e)}"}), 503
|
| 218 |
+
|
| 219 |
+
except Exception as e:
|
| 220 |
+
logger.error(f"λ¬Έμ λͺ©λ‘ μ‘°ν μ€ μ€λ₯: {str(e)}", exc_info=True)
|
| 221 |
+
return jsonify({"error": f"μ²λ¦¬ μ€ μ€λ₯ λ°μ: {str(e)}"}), 500
|
| 222 |
+
|
| 223 |
+
@app.route('/api/upload', methods=['POST'])
|
| 224 |
+
def api_upload_document():
|
| 225 |
+
"""λ¬Έμ μ
λ‘λ API"""
|
| 226 |
+
# νμΌ νμΈ
|
| 227 |
+
if 'document' not in request.files:
|
| 228 |
+
return jsonify({"error": "λ¬Έμ νμΌμ΄ μ 곡λμ§ μμμ΅λλ€."}), 400
|
| 229 |
+
|
| 230 |
+
doc_file = request.files['document']
|
| 231 |
+
|
| 232 |
+
if doc_file.filename == '':
|
| 233 |
+
return jsonify({"error": "λ¬Έμ νμΌμ΄ μ νλμ§ μμμ΅λλ€."}), 400
|
| 234 |
+
|
| 235 |
+
if not allowed_doc_file(doc_file.filename):
|
| 236 |
+
return jsonify({"error": "νμ©λμ§ μλ λ¬Έμ νμΌ νμμ
λλ€."}), 400
|
| 237 |
+
|
| 238 |
+
try:
|
| 239 |
+
# νμΌ μμ μ μ₯
|
| 240 |
+
filename = secure_filename(doc_file.filename)
|
| 241 |
+
temp_dir = tempfile.mkdtemp()
|
| 242 |
+
temp_path = os.path.join(temp_dir, filename)
|
| 243 |
+
doc_file.save(temp_path)
|
| 244 |
+
|
| 245 |
+
logger.info(f"λ¬Έμ νμΌ μμ μ μ₯: {temp_path}")
|
| 246 |
+
|
| 247 |
+
# νμΌμ λ©ν°ννΈ νΌμΌλ‘ μ
λ‘λ
|
| 248 |
+
with open(temp_path, 'rb') as f:
|
| 249 |
+
files = {'document': (filename, f)}
|
| 250 |
+
response = requests.post(f"{API_BASE_URL}/documents/upload", files=files)
|
| 251 |
+
|
| 252 |
+
# μμ νμΌ μμ
|
| 253 |
+
os.unlink(temp_path)
|
| 254 |
+
os.rmdir(temp_dir)
|
| 255 |
+
|
| 256 |
+
if response.status_code not in (200, 201):
|
| 257 |
+
logger.error(f"λ¬Έμ μ
λ‘λ API μ€λ₯: {response.status_code} - {response.text}")
|
| 258 |
+
return jsonify({"error": f"λ¬Έμ μ
λ‘λ API μ€λ₯: {response.text}"}), response.status_code
|
| 259 |
+
|
| 260 |
+
return jsonify(response.json())
|
| 261 |
+
|
| 262 |
+
except requests.RequestException as e:
|
| 263 |
+
logger.error(f"API ν΅μ μ€λ₯: {str(e)}")
|
| 264 |
+
return jsonify({"error": f"API μλ² μ°κ²° μ€λ₯: {str(e)}"}), 503
|
| 265 |
+
|
| 266 |
+
except Exception as e:
|
| 267 |
+
logger.error(f"λ¬Έμ μ
λ‘λ μ€ μ€λ₯: {str(e)}", exc_info=True)
|
| 268 |
+
return jsonify({"error": f"μ²λ¦¬ μ€ μ€λ₯ λ°μ: {str(e)}"}), 500
|
| 269 |
+
|
| 270 |
+
# μ μ νμΌ οΏ½οΏ½οΏ½λΉ
|
| 271 |
+
@app.route('/static/<path:path>')
|
| 272 |
+
def send_static(path):
|
| 273 |
+
return send_from_directory('static', path)
|
| 274 |
+
|
| 275 |
+
if __name__ == '__main__':
|
| 276 |
+
port = int(os.getenv('PORT', 5000))
|
| 277 |
+
app.run(debug=True, host='0.0.0.0', port=port)
|