teaching/versions-for-swarm
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feat: 删除.drone.yml && 采用build.sh手动构建镜像

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seahi
2025-12-17 12:27:20 +08:00
parent b7726e5aa0
commit a1552008de
6 changed files with 110 additions and 133 deletions
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81
app.py
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@@ -1,30 +1,40 @@
from flask import Flask, jsonify
import socket
import os
from datetime import datetime
import random
import socket
from datetime import datetime
from flask import Flask, jsonify
app = Flask(__name__)
# 从环境变量读取版本号
VERSION = os.getenv('APP_VERSION', 'v1.0')
BUGGY = os.getenv('BUGGY', 'false').lower() == 'true'
VERSION = os.getenv("APP_VERSION", "v1.0")
BUGGY = os.getenv("BUGGY", "false").lower() == "true"
# 版本主题配置
THEMES = {
'v1.0': {'color': '#4A90E2', 'name': '蓝色经典版', 'features': '基础功能'},
'v2.0': {'color': '#50C878', 'name': '绿色升级版', 'features': '新增健康检查、API接口'},
'v2.1': {'color': '#50C878', 'name': '绿色稳定版', 'features': '性能优化、Bug修复'},
'v3.0-buggy': {'color': '#E74C3C', 'name': '红色测试版', 'features': '⚠️ 此版本存在已知问题'}
"v1.0": {"color": "#4A90E2", "name": "蓝色经典版", "features": "基础功能"},
"v2.0": {
"color": "#50C878",
"name": "绿色升级版",
"features": "新增健康检查、API接口",
},
"v2.1": {"color": "#50C878", "name": "绿色稳定版", "features": "性能优化、Bug修复"},
"v3.0-buggy": {
"color": "#E74C3C",
"name": "红色测试版",
"features": "⚠️ 此版本存在已知问题",
},
}
@app.route('/')
@app.route("/")
def hello():
# 模拟 v3.0-buggy 的问题
if BUGGY and random.random() < 0.5:
return "💥 服务异常：数据库连接失败", 500
theme = THEMES.get(VERSION, THEMES['v1.0'])
theme = THEMES.get(VERSION, THEMES["v1.0"])
return f"""
<!DOCTYPE html>
@@ -39,10 +49,10 @@ def hello():
max-width: 700px;
margin: 50px auto;
padding: 30px;
background: linear-gradient(135deg, {theme['color']}22 0%, {theme['color']}44 100%);
background: linear-gradient(135deg, {theme["color"]}22 0%, {theme["color"]}44 100%);
}}
.header {{
background: {theme['color']};
background: {theme["color"]};
color: white;
padding: 20px;
border-radius: 10px 10px 0 0;
@@ -55,13 +65,13 @@ def hello():
box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}}
.highlight {{
color: {theme['color']};
color: {theme["color"]};
font-weight: bold;
font-size: 1.2em;
}}
.version-badge {{
display: inline-block;
background: {theme['color']};
background: {theme["color"]};
color: white;
padding: 5px 15px;
border-radius: 20px;
@@ -91,7 +101,7 @@ def hello():
</head>
<body>
<div class="header">
<h1>🚀 {theme['name']}</h1>
<h1>🚀 {theme["name"]}</h1>
<div class="version-badge">版本 {VERSION}</div>
</div>
<div class="info">
@@ -102,15 +112,15 @@ def hello():
</tr>
<tr>
<td>🎓 学号服务</td>
<td class="highlight">s{os.getenv('STUDENT_ID', '00')}</td>
<td class="highlight">s{os.getenv("STUDENT_ID", "00")}</td>
</tr>
<tr>
<td>⏰ 当前时间</td>
<td class="highlight">{datetime.now().strftime('%Y-%m-%d %H:%M:%S')}</td>
<td class="highlight">{datetime.now().strftime("%Y-%m-%d %H:%M:%S")}</td>
</tr>
<tr>
<td>✨ 版本特性</td>
<td class="highlight">{theme['features']}</td>
<td class="highlight">{theme["features"]}</td>
</tr>
</table>
<div class="auto-refresh">🔄 页面每3秒自动刷新，观察容器变化</div>
@@ -119,21 +129,26 @@ def hello():
</html>
"""
@app.route('/api/version')
@app.route("/api/version")
def version():
return jsonify({
'version': VERSION,
'hostname': socket.gethostname(),
'student_id': os.getenv('STUDENT_ID', '00'),
'timestamp': datetime.now().isoformat(),
'buggy': BUGGY
})
return jsonify(
{
"version": VERSION,
"hostname": socket.gethostname(),
"student_id": os.getenv("STUDENT_ID", "00"),
"timestamp": datetime.now().isoformat(),
"buggy": BUGGY,
}
)
@app.route('/health')
@app.route("/health")
def health():
if BUGGY and random.random() < 0.3:
return {'status': 'unhealthy'}, 503
return {'status': 'healthy', 'version': VERSION}, 200
if BUGGY and random.random() < 0.7:
return {"status": "unhealthy"}, 503
return {"status": "healthy", "version": VERSION}, 200
if __name__ == '__main__':
app.run(host='0.0.0.0', port=80)
if __name__ == "__main__":
app.run(host="0.0.0.0", port=80)