first commit
This commit is contained in:
superlishunqin
commit
1760f36f7b
4
.env
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4
.env
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|
AWS_ACCESS_KEY_ID=AKIAZQ3DT3KLI6N5LQUM
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AWS_SECRET_ACCESS_KEY=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
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AWS_REGION=ap-northeast-1
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S3_BUCKET_NAME=sure-ae-upload
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8
.idea/.gitignore
generated
vendored
Normal file
8
.idea/.gitignore
generated
vendored
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|
# 默认忽略的文件
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|
/shelf/
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|
/workspace.xml
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# 基于编辑器的 HTTP 客户端请求
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/httpRequests/
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# Datasource local storage ignored files
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|
/dataSources/
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/dataSources.local.xml
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10
.idea/AWS-sure.iml
generated
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10
.idea/AWS-sure.iml
generated
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|
<?xml version="1.0" encoding="UTF-8"?>
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|
<module type="PYTHON_MODULE" version="4">
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<component name="NewModuleRootManager">
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|
<content url="file://$MODULE_DIR$">
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<excludeFolder url="file://$MODULE_DIR$/venv/lib/python3.10/site-packages" />
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</content>
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<orderEntry type="inheritedJdk" />
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|
<orderEntry type="sourceFolder" forTests="false" />
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</component>
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</module>
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23
.idea/inspectionProfiles/Project_Default.xml
generated
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23
.idea/inspectionProfiles/Project_Default.xml
generated
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|
<component name="InspectionProjectProfileManager">
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<profile version="1.0">
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<option name="myName" value="Project Default" />
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<inspection_tool class="DuplicatedCode" enabled="true" level="WEAK WARNING" enabled_by_default="true">
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|
<Languages>
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<language minSize="272" name="Python" />
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</Languages>
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</inspection_tool>
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<inspection_tool class="PyPep8Inspection" enabled="true" level="WEAK WARNING" enabled_by_default="true">
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<option name="ignoredErrors">
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|
<list>
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|
<option value="E265" />
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|
<option value="E231" />
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|
<option value="E262" />
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|
<option value="E225" />
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|
<option value="E402" />
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<option value="E271" />
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<option value="E302" />
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</list>
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</option>
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</inspection_tool>
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</profile>
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</component>
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6
.idea/inspectionProfiles/profiles_settings.xml
generated
Normal file
6
.idea/inspectionProfiles/profiles_settings.xml
generated
Normal file
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|
<component name="InspectionProjectProfileManager">
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|
<settings>
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<option name="USE_PROJECT_PROFILE" value="false" />
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<version value="1.0" />
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</settings>
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</component>
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4
.idea/misc.xml
generated
Normal file
4
.idea/misc.xml
generated
Normal file
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|
<?xml version="1.0" encoding="UTF-8"?>
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|
<project version="4">
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<component name="ProjectRootManager" version="2" project-jdk-name="Python 3.11 (AWS-sure)" project-jdk-type="Python SDK" />
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</project>
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8
.idea/modules.xml
generated
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8
.idea/modules.xml
generated
Normal file
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|
<?xml version="1.0" encoding="UTF-8"?>
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|
<project version="4">
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<component name="ProjectModuleManager">
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<modules>
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<module fileurl="file://$PROJECT_DIR$/.idea/AWS-sure.iml" filepath="$PROJECT_DIR$/.idea/AWS-sure.iml" />
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</modules>
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|
</component>
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</project>
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182
app.py
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182
app.py
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from flask import Flask, request, jsonify, send_from_directory, make_response, send_file
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from flask_cors import CORS
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import boto3
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from botocore.exceptions import NoCredentialsError, ClientError, EndpointConnectionError
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import os
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from dotenv import load_dotenv
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import logging
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import datetime
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import pytz
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from botocore.client import Config
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import csv
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import pandas as pd
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# 配置日志
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logging.basicConfig(level=logging.DEBUG, format='%(asctime)s - %(levelname)s - %(message)s')
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load_dotenv() # 从.env文件加载环境变量
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app = Flask(__name__, static_url_path='', static_folder='.')
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CORS(app, resources={r"/*": {"origins": "*", "methods": "GET,POST,PUT,DELETE,OPTIONS"}}) # 添加 CORS 支持
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aws_access_key_id = os.getenv('AWS_ACCESS_KEY_ID')
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aws_secret_access_key = os.getenv('AWS_SECRET_ACCESS_KEY')
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region_name = os.getenv('AWS_REGION')
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bucket_name = os.getenv('S3_BUCKET_NAME')
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# 打印环境变量 (仅用于调试，生产环境中请移除)
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print(f"AWS_ACCESS_KEY_ID: {aws_access_key_id}")
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print(f"AWS_SECRET_ACCESS_KEY: {'*' * len(aws_secret_access_key) if aws_secret_access_key else 'Not set'}")
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print(f"AWS_REGION: {region_name}")
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print(f"S3_BUCKET_NAME: {bucket_name}")
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s3_client = boto3.client(
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's3',
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aws_access_key_id=aws_access_key_id,
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aws_secret_access_key=aws_secret_access_key,
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region_name=region_name,
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config=Config(signature_version='s3v4') # 使用 S3v4 签名版本
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)
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# 跟踪学生提交信息
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submissions_file = 'submissions.csv'
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# 创建或者加载提交文件
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if not os.path.exists(submissions_file):
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with open(submissions_file, 'w', newline='') as file:
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writer = csv.writer(file)
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writer.writerow(['ID', '学生姓名', '学号', '提交的文件'])
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def add_submission(student, student_id, filename):
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with open(submissions_file, 'a', newline='') as file:
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writer = csv.writer(file)
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writer.writerow([datetime.datetime.now().isoformat(), student, student_id, filename])
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def generate_presigned_url(object_key, content_type, expiration=3600):
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try:
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current_time = datetime.datetime.now(pytz.UTC)
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logging.info(f"Current UTC time before generating URL: {current_time}")
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response = s3_client.generate_presigned_url('put_object',
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Params={
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'Bucket': bucket_name,
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'Key': object_key,
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'ContentType': content_type # 使用实际文件的 Content-Type
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},
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ExpiresIn=expiration,
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HttpMethod='PUT'
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)
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logging.info(f"Generated presigned URL: {response}")
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return response
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except (NoCredentialsError, ClientError, EndpointConnectionError) as e:
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logging.error(f"Error generating presigned URL: {str(e)}", exc_info=True)
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return None
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@app.route('/generate-url', methods=['GET'])
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def get_presigned_url():
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student = request.args.get('student')
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student_id = request.args.get('student_id')
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filename = request.args.get('filename')
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content_type = request.args.get('content_type', 'application/octet-stream')
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logging.info(
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f"Received request for student: {student}, student_id: {student_id}, filename: {filename}, content_type: {content_type}")
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|
if not student or not filename or not student_id:
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logging.warning("Missing student, student_id or filename parameter")
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return jsonify({'error': 'Student, student_id and filename parameters are required'}), 400
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|
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|
folder_name = 'sure_homework_define_by_qin'
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object_key = f'{folder_name}/{student}-{filename}'
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url = generate_presigned_url(object_key, content_type) # 包含 content_type
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|
if not url:
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logging.error("Failed to generate presigned URL")
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return jsonify({'error': 'Failed to generate presigned URL'}), 500
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|
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add_submission(student, student_id, filename)
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|
logging.info(f"Generated URL: {url}")
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return jsonify({'url': url, 'content_type': content_type})
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|
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@app.route('/')
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def serve_index():
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return send_from_directory('.', 'index.html')
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|
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|
@app.route('/health')
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def health_check():
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logging.info("Health check initiated")
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try:
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local_time = datetime.datetime.now()
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utc_time = datetime.datetime.now(pytz.UTC)
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logging.info(f"Local time: {local_time}, UTC time: {utc_time}")
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logging.info("Attempting to list S3 buckets")
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response = s3_client.list_buckets()
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logging.info(f"Successfully listed buckets: {[bucket['Name'] for bucket in response['Buckets']]}")
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return jsonify({
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'status': 'healthy',
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'message': 'AWS credentials are valid',
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'local_time': local_time.isoformat(),
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'utc_time': utc_time.isoformat()
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|
}), 200
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|
except NoCredentialsError:
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logging.error("AWS credentials not found", exc_info=True)
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return jsonify({'status': 'unhealthy', 'message': 'AWS credentials not found'}), 500
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|
except ClientError as e:
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|
error_code = e.response['Error']['Code']
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|
error_message = e.response['Error']['Message']
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|
logging.error(f"AWS client error: {error_code} - {error_message}", exc_info=True)
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|
return jsonify({'status': 'unhealthy', 'message': f'AWS client error: {error_code} - {error_message}'}), 500
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|
except Exception as e:
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|
logging.error(f"Unexpected error during health check: {str(e)}", exc_info=True)
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|
return jsonify({'status': 'unhealthy', 'message': f'Unexpected error: {str(e)}'}), 500
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|
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|
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|
@app.route('/download-submissions')
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|
def download_submissions():
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|
df = pd.read_csv(submissions_file)
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|
output_file = 'submissions.xlsx'
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|
df.to_excel(output_file, index=False)
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|
return send_file(output_file, as_attachment=True)
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|
|
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|
|
||||||
|
@app.before_request
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|
def before_request_func():
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|
if request.method == 'OPTIONS':
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|
return _build_cors_preflight_response()
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|
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|
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|
def _build_cors_preflight_response():
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|
response = make_response()
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|
response.headers.add("Access-Control-Allow-Origin", "*")
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|
response.headers.add("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS")
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|
response.headers.add("Access-Control-Allow-Headers", "Content-Type")
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|
return response
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|
|
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|
|
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|
if __name__ == '__main__':
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|
local_time = datetime.datetime.now()
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|
utc_time = datetime.datetime.now(pytz.UTC)
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|
logging.info(f"Application starting. Local time: {local_time}, UTC time: {utc_time}")
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|
|
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|
try:
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|
logging.info("Validating AWS credentials on startup")
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|
sts = boto3.client('sts',
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|
aws_access_key_id=aws_access_key_id,
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|
aws_secret_access_key=aws_secret_access_key,
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|
region_name=region_name)
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|
response = sts.get_caller_identity()
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||||||
|
logging.info(f"AWS credentials validated successfully. Account ID: {response['Account']}")
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|
except Exception as e:
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|
logging.error(f"Failed to validate AWS credentials: {str(e)}", exc_info=True)
|
||||||
|
# 如果你想在凭证验证失败时退出程序，取消注释下面两行
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|
# import sys
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|
# sys.exit(1)
|
||||||
|
|
||||||
|
app.run(debug=True)
|
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|
|
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31
generate_presigned_url.py
Normal file
31
generate_presigned_url.py
Normal file
@ -0,0 +1,31 @@
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|
import boto3
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|
from botocore.exceptions import NoCredentialsError, ClientError
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|
|
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|
# 使用获取的访问密钥ID和秘密访问密钥来初始化S3客户端
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|
aws_access_key_id = 'AKIAZQ3DT3KLN5WGXZOR' # 替换为你的访问密钥ID
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|
aws_secret_access_key = '5UZb8SovTrbroT7yU1pBzaR5myLn+NMA+c87RvLH' # 替换为你的秘密访问密钥
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|
region_name = 'ap-northeast-1' # 替换为你的S3存储桶所在区域
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|
|
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|
s3_client = boto3.client(
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|
's3',
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|
aws_access_key_id=aws_access_key_id,
|
||||||
|
aws_secret_access_key=aws_secret_access_key,
|
||||||
|
region_name=region_name
|
||||||
|
)
|
||||||
|
|
||||||
|
# 创建一个模拟“文件夹”的空对象
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||||||
|
def create_s3_folder(bucket_name, folder_name):
|
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|
try:
|
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|
s3_client.put_object(Bucket=bucket_name, Key=(folder_name + '/'))
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||||||
|
print(f"Folder {folder_name} created in bucket {bucket_name}")
|
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|
except NoCredentialsError:
|
||||||
|
print("Credentials not available")
|
||||||
|
except ClientError as e:
|
||||||
|
print(f"Error: {e}")
|
||||||
|
|
||||||
|
# Bucket name and folder name
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||||||
|
bucket_name = 'sure-ae-upload'
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||||||
|
folder_name = 'sure_homework_define_by_qin'
|
||||||
|
|
||||||
|
# Create folder
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||||||
|
create_s3_folder(bucket_name, folder_name)
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316
index.html
Normal file
316
index.html
Normal file
@ -0,0 +1,316 @@
|
|||||||
|
<!DOCTYPE html>
|
||||||
|
<html lang="zh-CN">
|
||||||
|
<head>
|
||||||
|
<meta charset="UTF-8">
|
||||||
|
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
||||||
|
<title>秀儿文件提交系统</title>
|
||||||
|
<style>
|
||||||
|
body {
|
||||||
|
font-family: 'Helvetica Neue', Arial, sans-serif;
|
||||||
|
background-color: #f0f2f5;
|
||||||
|
margin: 0;
|
||||||
|
padding: 0;
|
||||||
|
display: flex;
|
||||||
|
justify-content: center;
|
||||||
|
align-items: center;
|
||||||
|
min-height: 100vh;
|
||||||
|
}
|
||||||
|
.container {
|
||||||
|
background-color: #ffffff;
|
||||||
|
border-radius: 8px;
|
||||||
|
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
|
||||||
|
padding: 30px;
|
||||||
|
width: 100%;
|
||||||
|
max-width: 400px;
|
||||||
|
}
|
||||||
|
.image-container {
|
||||||
|
margin-bottom: 20px;
|
||||||
|
border-radius: 8px;
|
||||||
|
overflow: hidden;
|
||||||
|
}
|
||||||
|
.image-container img {
|
||||||
|
width: 100%;
|
||||||
|
height: auto;
|
||||||
|
display: block;
|
||||||
|
}
|
||||||
|
h1 {
|
||||||
|
color: #333;
|
||||||
|
font-size: 24px;
|
||||||
|
margin-bottom: 20px;
|
||||||
|
text-align: center;
|
||||||
|
}
|
||||||
|
.form-field {
|
||||||
|
margin-bottom: 20px;
|
||||||
|
}
|
||||||
|
label {
|
||||||
|
display: block;
|
||||||
|
margin-bottom: 5px;
|
||||||
|
color: #555;
|
||||||
|
font-weight: 500;
|
||||||
|
}
|
||||||
|
input[type="text"] {
|
||||||
|
width: 100%;
|
||||||
|
padding: 10px;
|
||||||
|
border: 1px solid #ddd;
|
||||||
|
border-radius: 4px;
|
||||||
|
font-size: 16px;
|
||||||
|
}
|
||||||
|
.file-input-wrapper {
|
||||||
|
position: relative;
|
||||||
|
overflow: visible;
|
||||||
|
display: inline-block;
|
||||||
|
width: 100%;
|
||||||
|
}
|
||||||
|
.file-input-button {
|
||||||
|
background-color: #f0f0f0;
|
||||||
|
border: 1px solid #ddd;
|
||||||
|
color: #333;
|
||||||
|
padding: 10px 15px;
|
||||||
|
border-radius: 4px;
|
||||||
|
font-size: 16px;
|
||||||
|
cursor: pointer;
|
||||||
|
display: inline-block;
|
||||||
|
width: 100%;
|
||||||
|
text-align: center;
|
||||||
|
box-sizing: border-box;
|
||||||
|
transition: background-color 0.3s, border-color 0.3s;
|
||||||
|
}
|
||||||
|
.file-input-button:hover {
|
||||||
|
background-color: #e0e0e0;
|
||||||
|
border-color: #ccc;
|
||||||
|
}
|
||||||
|
.file-input-button input[type=file] {
|
||||||
|
font-size: 100px;
|
||||||
|
position: absolute;
|
||||||
|
left: 0;
|
||||||
|
top: 0;
|
||||||
|
opacity: 0;
|
||||||
|
cursor: pointer;
|
||||||
|
width: 100%;
|
||||||
|
height: 100%;
|
||||||
|
}
|
||||||
|
#file-name {
|
||||||
|
margin-top: 5px;
|
||||||
|
font-size: 14px;
|
||||||
|
color: #666;
|
||||||
|
}
|
||||||
|
button[type="submit"] {
|
||||||
|
background-color: #1890ff;
|
||||||
|
color: white;
|
||||||
|
border: none;
|
||||||
|
padding: 12px 20px;
|
||||||
|
border-radius: 4px;
|
||||||
|
font-size: 16px;
|
||||||
|
cursor: pointer;
|
||||||
|
width: 100%;
|
||||||
|
transition: background-color 0.3s;
|
||||||
|
}
|
||||||
|
button[type="submit"]:hover {
|
||||||
|
background-color: #40a9ff;
|
||||||
|
}
|
||||||
|
.progress-container {
|
||||||
|
margin-top: 20px;
|
||||||
|
display: none;
|
||||||
|
}
|
||||||
|
.progress {
|
||||||
|
height: 10px;
|
||||||
|
background-color: #f0f0f0;
|
||||||
|
border-radius: 5px;
|
||||||
|
overflow: hidden;
|
||||||
|
}
|
||||||
|
.progress-bar {
|
||||||
|
height: 100%;
|
||||||
|
background-color: #1890ff;
|
||||||
|
width: 0;
|
||||||
|
transition: width 0.3s ease;
|
||||||
|
}
|
||||||
|
#progress-percentage {
|
||||||
|
font-size: 14px;
|
||||||
|
color: #666;
|
||||||
|
margin-top: 5px;
|
||||||
|
}
|
||||||
|
#status {
|
||||||
|
margin-top: 15px;
|
||||||
|
font-size: 14px;
|
||||||
|
color: #666;
|
||||||
|
}
|
||||||
|
#download-link {
|
||||||
|
display: inline-block;
|
||||||
|
margin-top: 20px;
|
||||||
|
text-decoration: none;
|
||||||
|
color: #1890ff;
|
||||||
|
font-size: 14px;
|
||||||
|
}
|
||||||
|
.upload-stats {
|
||||||
|
margin-top: 10px;
|
||||||
|
font-size: 14px;
|
||||||
|
color: #666;
|
||||||
|
}
|
||||||
|
.upload-stats span {
|
||||||
|
display: inline-block;
|
||||||
|
margin-right: 15px;
|
||||||
|
}
|
||||||
|
</style>
|
||||||
|
</head>
|
||||||
|
<body>
|
||||||
|
<div class="container">
|
||||||
|
<div class="image-container">
|
||||||
|
<img src="image.jpg" alt="描述性文本">
|
||||||
|
</div>
|
||||||
|
<h1>秀儿文件提交系统</h1>
|
||||||
|
<form id="upload-form">
|
||||||
|
<div class="form-field">
|
||||||
|
<label for="student">学生姓名:</label>
|
||||||
|
<input type="text" id="student" name="student" required>
|
||||||
|
</div>
|
||||||
|
<div class="form-field">
|
||||||
|
<label for="student-id">学号:</label>
|
||||||
|
<input type="text" id="student-id" name="student-id" required>
|
||||||
|
</div>
|
||||||
|
<div class="form-field">
|
||||||
|
<label for="file">选择文件:</label>
|
||||||
|
<div class="file-input-wrapper">
|
||||||
|
<div class="file-input-button">
|
||||||
|
选择文件
|
||||||
|
<input type="file" id="file" name="file" required>
|
||||||
|
</div>
|
||||||
|
</div>
|
||||||
|
<div id="file-name">未选择文件</div>
|
||||||
|
</div>
|
||||||
|
<button type="submit">提交 (截止日期: 2024.07.03)</button>
|
||||||
|
</form>
|
||||||
|
<div id="status"></div>
|
||||||
|
<div class="progress-container" id="progress-container">
|
||||||
|
<div class="progress">
|
||||||
|
<div class="progress-bar" id="progress-bar"></div>
|
||||||
|
</div>
|
||||||
|
<div id="progress-percentage">0%</div>
|
||||||
|
<div class="upload-stats">
|
||||||
|
<span id="upload-speed">速度: 0 KB/s</span>
|
||||||
|
<span id="upload-size">0 KB / 0 KB</span>
|
||||||
|
<span id="upload-time">剩余时间: 计算中</span>
|
||||||
|
</div>
|
||||||
|
</div>
|
||||||
|
<a href="/download-submissions" id="download-link">下载统计表格</a>
|
||||||
|
</div>
|
||||||
|
|
||||||
|
<script>
|
||||||
|
document.getElementById('upload-form').addEventListener('submit', async (e) => {
|
||||||
|
e.preventDefault();
|
||||||
|
|
||||||
|
const student = document.getElementById('student').value;
|
||||||
|
const studentId = document.getElementById('student-id').value;
|
||||||
|
const file = document.getElementById('file').files[0];
|
||||||
|
const statusDiv = document.getElementById('status');
|
||||||
|
const progressContainer = document.getElementById('progress-container');
|
||||||
|
const progressBar = document.getElementById('progress-bar');
|
||||||
|
const progressPercentage = document.getElementById('progress-percentage');
|
||||||
|
const uploadSpeed = document.getElementById('upload-speed');
|
||||||
|
const uploadSize = document.getElementById('upload-size');
|
||||||
|
const uploadTime = document.getElementById('upload-time');
|
||||||
|
|
||||||
|
if (!student || !studentId || !file) {
|
||||||
|
alert('请提供学生姓名、学号，并选择一个文件。');
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
statusDiv.textContent = '准备上传...';
|
||||||
|
progressContainer.style.display = 'block';
|
||||||
|
|
||||||
|
try {
|
||||||
|
const response = await fetch(`/generate-url?student=${encodeURIComponent(student)}&student_id=${encodeURIComponent(studentId)}&filename=${encodeURIComponent(file.name)}&content_type=${encodeURIComponent(file.type)}`, {
|
||||||
|
method: 'GET',
|
||||||
|
});
|
||||||
|
|
||||||
|
if (!response.ok) {
|
||||||
|
const errorData = await response.json();
|
||||||
|
throw new Error(`生成预签名URL失败: ${errorData.error}`);
|
||||||
|
}
|
||||||
|
const data = await response.json();
|
||||||
|
|
||||||
|
if (!data.url) {
|
||||||
|
throw new Error('服务器未返回URL');
|
||||||
|
}
|
||||||
|
|
||||||
|
statusDiv.textContent = '正在上传文件...';
|
||||||
|
|
||||||
|
const totalSize = file.size;
|
||||||
|
let uploadedSize = 0;
|
||||||
|
let startTime = Date.now();
|
||||||
|
|
||||||
|
const updateProgress = (additionalProgress = 0) => {
|
||||||
|
uploadedSize += additionalProgress;
|
||||||
|
const percentComplete = (uploadedSize / totalSize) * 100;
|
||||||
|
const elapsedTime = (Date.now() - startTime) / 1000; // 秒
|
||||||
|
const speed = uploadedSize / elapsedTime;
|
||||||
|
const remainingSize = totalSize - uploadedSize;
|
||||||
|
const estimatedRemainingTime = speed > 0 ? remainingSize / speed : 0;
|
||||||
|
|
||||||
|
progressBar.style.width = percentComplete + '%';
|
||||||
|
progressPercentage.textContent = percentComplete.toFixed(2) + '%';
|
||||||
|
uploadSpeed.textContent = `速度: ${formatSize(speed)}/s`;
|
||||||
|
uploadSize.textContent = `${formatSize(uploadedSize)} / ${formatSize(totalSize)}`;
|
||||||
|
uploadTime.textContent = `剩余时间: ${formatTime(estimatedRemainingTime)}`;
|
||||||
|
};
|
||||||
|
|
||||||
|
// 模拟进度更新
|
||||||
|
const progressInterval = setInterval(() => {
|
||||||
|
if (uploadedSize < totalSize) {
|
||||||
|
updateProgress(totalSize / 100); // 每次更新1%的进度
|
||||||
|
}
|
||||||
|
}, 200);
|
||||||
|
|
||||||
|
// 实际上传
|
||||||
|
const uploadResponse = await fetch(data.url, {
|
||||||
|
method: 'PUT',
|
||||||
|
body: file,
|
||||||
|
headers: {
|
||||||
|
'Content-Type': data.content_type
|
||||||
|
}
|
||||||
|
});
|
||||||
|
|
||||||
|
clearInterval(progressInterval);
|
||||||
|
|
||||||
|
if (!uploadResponse.ok) {
|
||||||
|
throw new Error(`Upload failed: ${uploadResponse.statusText}`);
|
||||||
|
}
|
||||||
|
|
||||||
|
// 确保进度达到100%
|
||||||
|
updateProgress(totalSize - uploadedSize);
|
||||||
|
|
||||||
|
statusDiv.textContent = '文件上传成功';
|
||||||
|
alert('文件上传成功');
|
||||||
|
|
||||||
|
} catch (error) {
|
||||||
|
console.error('错误:', error);
|
||||||
|
statusDiv.textContent = `错误: ${error.message}`;
|
||||||
|
alert('发生错误: ' + error.message);
|
||||||
|
}
|
||||||
|
});
|
||||||
|
|
||||||
|
function formatSize(bytes) {
|
||||||
|
if (bytes === 0) return '0 Bytes';
|
||||||
|
const k = 1024;
|
||||||
|
const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB'];
|
||||||
|
const i = Math.floor(Math.log(bytes) / Math.log(k));
|
||||||
|
return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
|
||||||
|
}
|
||||||
|
|
||||||
|
function formatTime(seconds) {
|
||||||
|
if (isNaN(seconds) || !isFinite(seconds)) {
|
||||||
|
return '计算中';
|
||||||
|
}
|
||||||
|
if (seconds < 60) return Math.round(seconds) + ' 秒';
|
||||||
|
const minutes = Math.floor(seconds / 60);
|
||||||
|
const remainingSeconds = Math.round(seconds % 60);
|
||||||
|
return `${minutes} 分 ${remainingSeconds} 秒`;
|
||||||
|
}
|
||||||
|
|
||||||
|
// 添加文件名显示功能
|
||||||
|
document.getElementById('file').addEventListener('change', function(e) {
|
||||||
|
const fileName = e.target.files[0] ? e.target.files[0].name : '未选择文件';
|
||||||
|
document.getElementById('file-name').textContent = fileName;
|
||||||
|
});
|
||||||
|
</script>
|
||||||
|
</body>
|
||||||
|
</html>
|
||||||
16
main.py
Normal file
16
main.py
Normal file
@ -0,0 +1,16 @@
|
|||||||
|
# 这是一个示例 Python 脚本。
|
||||||
|
|
||||||
|
# 按 ⌃R 执行或将其替换为您的代码。
|
||||||
|
# 按 双击 ⇧ 在所有地方搜索类、文件、工具窗口、操作和设置。
|
||||||
|
|
||||||
|
|
||||||
|
def print_hi(name):
|
||||||
|
# 在下面的代码行中使用断点来调试脚本。
|
||||||
|
print(f'Hi, {name}') # 按 ⌘F8 切换断点。
|
||||||
|
|
||||||
|
|
||||||
|
# 按间距中的绿色按钮以运行脚本。
|
||||||
|
if __name__ == '__main__':
|
||||||
|
print_hi('PyCharm')
|
||||||
|
|
||||||
|
# 访问 https://www.jetbrains.com/help/pycharm/ 获取 PyCharm 帮助
|
||||||
13
submissions.csv
Normal file
13
submissions.csv
Normal file
@ -0,0 +1,13 @@
|
|||||||
|
ID,学生姓名,学号,提交的文件
|
||||||
|
2024-07-02T15:38:06.844568,嗷呜呜汪汪汪钦,12345,fastgpt.txt
|
||||||
|
2024-07-03T02:01:37.364487,王中王火腿肠,123,mao.png
|
||||||
|
2024-07-03T02:02:02.087326,王中王火腿肠,123,《移动互联开发》软件设计考查材料.rar
|
||||||
|
2024-07-03T02:31:23.019179,秀儿,000,SUS 304 Stainless Steel.png
|
||||||
|
2024-07-03T02:31:55.184382,秀儿,000,阅读1.pdf
|
||||||
|
2024-07-03T02:35:50.030507,嘿！,324,计算机网络_数据链路层.ppt
|
||||||
|
2024-07-03T02:37:23.232007,CC,34534,"性学观止 (贺兰特·凯查杜里安, 胡颖翀) (Z-Library).pdf"
|
||||||
|
2024-07-03T02:40:42.161975,4324,4234,数学分析 陈纪修 第三版 上 by 陈纪修，于崇华，金路 (z-lib.org).pdf
|
||||||
|
2024-07-03T02:42:47.614487,324,4234,男人来自火星，女人来自金星（套装共4册） (约翰·格雷) (Z-Library).pdf
|
||||||
|
2024-07-03T02:43:01.033652,534534,543534,数学分析 陈纪修 第三版 上 by 陈纪修，于崇华，金路 (z-lib.org).pdf
|
||||||
|
2024-07-03T02:46:15.397526,CCC,AAA,"周易译注 (黄寿祺,张善文) (Z-Library).pdf"
|
||||||
|
2024-07-03T02:48:26.189052,2423,423423,阅读1.pdf
|
||||||
|
BIN
submissions.xlsx
Normal file
BIN
submissions.xlsx
Normal file
Binary file not shown.
44
upload_homework.py
Normal file
44
upload_homework.py
Normal file
@ -0,0 +1,44 @@
|
|||||||
|
import boto3
|
||||||
|
from botocore.exceptions import NoCredentialsError
|
||||||
|
|
||||||
|
# 使用访问密钥ID和秘密访问密钥来初始化S3客户端
|
||||||
|
aws_access_key_id = 'AKIAZQ3DT3KLN5WGXZOR' # 替换为你的访问密钥ID
|
||||||
|
aws_secret_access_key = '5UZb8SovTrbroT7yU1pBzaR5myLn+NMA+c87RvLH' # 替换为你的秘密访问密钥
|
||||||
|
region_name = 'ap-northeast-1' # 替换为你的S3存储桶所在区域
|
||||||
|
|
||||||
|
s3_client = boto3.client(
|
||||||
|
's3',
|
||||||
|
aws_access_key_id=aws_access_key_id,
|
||||||
|
aws_secret_access_key=aws_secret_access_key,
|
||||||
|
region_name=region_name
|
||||||
|
)
|
||||||
|
|
||||||
|
|
||||||
|
def generate_presigned_url(bucket_name, object_key, expiration=3600):
|
||||||
|
try:
|
||||||
|
response = s3_client.generate_presigned_url(
|
||||||
|
'put_object',
|
||||||
|
Params={
|
||||||
|
'Bucket': bucket_name,
|
||||||
|
'Key': object_key,
|
||||||
|
'ContentType': 'application/pdf' # 设置Content-Type
|
||||||
|
},
|
||||||
|
ExpiresIn=expiration
|
||||||
|
)
|
||||||
|
except NoCredentialsError:
|
||||||
|
print("Credentials not available")
|
||||||
|
return None
|
||||||
|
return response
|
||||||
|
|
||||||
|
|
||||||
|
# 生成每个学生的上传预签名URL
|
||||||
|
bucket_name = 'sure-ae-upload'
|
||||||
|
folder_name = 'sure_homework_define_by_qin'
|
||||||
|
students = ['alice', 'bob', 'charlie'] # 示例学生名单
|
||||||
|
|
||||||
|
for student in students:
|
||||||
|
object_key = f'{folder_name}/{student}-assignment.pdf' # 动态生成路径
|
||||||
|
url = generate_presigned_url(bucket_name, object_key)
|
||||||
|
|
||||||
|
if url:
|
||||||
|
print(f"The presigned URL for {student} is: {url}")
|
||||||
Loading…
x
Reference in New Issue
Block a user