102 lines
4.0 KiB
Python
102 lines
4.0 KiB
Python
from flask import jsonify, request
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from llm_server.routes.stats import concurrent_semaphore, proompts
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from . import bp
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from ..helpers.client import format_sillytavern_err
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from ..helpers.http import cache_control, validate_json
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from ... import opts
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from ...database import log_prompt
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from ...helpers import safe_list_get
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def generator(request_json_body):
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if opts.mode == 'oobabooga':
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from ...llm.oobabooga.generate import generate
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return generate(request_json_body)
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elif opts.mode == 'hf-textgen':
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from ...llm.hf_textgen.generate import generate
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return generate(request_json_body)
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else:
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raise Exception
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@bp.route('/generate', methods=['POST'])
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@cache_control(-1)
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def generate():
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request_valid_json, request_json_body = validate_json(request.data)
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if not request_valid_json:
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return jsonify({'code': 400, 'error': 'Invalid JSON'}), 400
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with concurrent_semaphore:
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if request.headers.get('cf-connecting-ip'):
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client_ip = request.headers.get('cf-connecting-ip')
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elif request.headers.get('x-forwarded-for'):
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client_ip = request.headers.get('x-forwarded-for')
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else:
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client_ip = request.remote_addr
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token = request.headers.get('X-Api-Key')
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parameters = request_json_body.copy()
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del parameters['prompt']
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success, response, error_msg = generator(request_json_body)
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if not success:
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if opts.mode == 'oobabooga':
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backend_response = format_sillytavern_err(f'Failed to reach the backend: {error_msg}', 'error')
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response_json_body = {
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'results': [
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{
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'text': backend_response,
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}
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],
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}
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else:
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raise Exception
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log_prompt(opts.database_path, client_ip, token, request_json_body['prompt'], backend_response, parameters, dict(request.headers), response.status_code)
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return jsonify({
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'code': 500,
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'error': 'failed to reach backend',
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**response_json_body
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}), 200
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response_valid_json, response_json_body = validate_json(response)
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if response_valid_json:
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proompts.increment()
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backend_response = safe_list_get(response_json_body.get('results', []), 0, {}).get('text')
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if not backend_response:
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if opts.mode == 'oobabooga':
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backend_response = format_sillytavern_err(f'Backend returned an empty string. This can happen when your parameters are incorrect. Make sure your context size is no greater than {opts.context_size}.', 'error')
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response_json_body['results'][0]['text'] = backend_response
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else:
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raise Exception
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log_prompt(opts.database_path, client_ip, token, request_json_body['prompt'], backend_response, parameters, dict(request.headers), response.status_code)
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print(response_json_body)
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return jsonify({
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**response_json_body
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}), 200
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else:
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if opts.mode == 'oobabooga':
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backend_response = format_sillytavern_err(f'The backend did not return valid JSON.', 'error')
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response_json_body = {
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'results': [
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{
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'text': backend_response,
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}
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],
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}
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else:
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raise Exception
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log_prompt(opts.database_path, client_ip, token, request_json_body['prompt'], backend_response, parameters, dict(request.headers), response.status_code)
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return jsonify({
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'code': 500,
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'error': 'the backend did not return valid JSON',
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**response_json_body
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}), 200
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# @openai_bp.route('/chat/completions', methods=['POST'])
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# def generate_openai():
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# print(request.data)
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# return '', 200
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