课程进度 92% · 第21/22章第21/22章 · 标签 1/6
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云原生基础
云原生是一种构建和运行应用程序的方法，充分利用容器化、微服务架构和自动化管理来构建弹性、可扩展的应用。
- 云原生概念：面向云环境设计的应用架构
- 容器化技术：Docker容器封装应用及其依赖
- 微服务架构：将应用拆分为独立部署的小服务
```bash # .env配置 APP_ENV=production APP_DEBUG=false DB_CONNECTION=mysql DB_HOST=mysql DB_PORT=3306 DB_DATABASE=app DB_USERNAME=root DB_PASSWORD=password ```
bash
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# .env配置
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APP_ENV=production
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APP_DEBUG=false
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DB_CONNECTION=mysql
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DB_HOST=mysql
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DB_PORT=3306
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DB_DATABASE=app
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DB_USERNAME=root
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DB_PASSWORD=password
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健康检查与配置管理
```php
<?php
// 健康检查控制器
class HealthCheckController extends Controller
{
public function check()
{
return response()->json([
"status" => "healthy",
"timestamp" => time(),
"services" => [
"database" => $this->checkDatabase(),
"cache" => $this->checkCache(),
"storage" => $this->checkStorage()
]
]);
}
private function checkDatabase()
{
try {
DB::connection()->getPdo();
return "healthy";
} catch (\Exception $e) {
return "unhealthy";
}
}
private function checkCache()
{
try {
Cache::put("health_check", "ok", 1);
return Cache::get("health_check") === "ok" ? "healthy" : "unhealthy";
} catch (\Exception $e) {
return "unhealthy";
}
}
private function checkStorage()
{
try {
Storage::disk("local")->put("health_check.txt", "ok");
return Storage::disk("local")->get("health_check.txt") === "ok" ? "healthy" : "unhealthy";
} catch (\Exception $e) {
return "unhealthy";
}
}
}
?>
```
php
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// 健康检查控制器
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class HealthCheckController extends Controller
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{
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public function check()
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{
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return response()->json([
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"status" => "healthy",
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"timestamp" => time(),
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"services" => [
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"database" => $this->checkDatabase(),
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"cache" => $this->checkCache(),
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"storage" => $this->checkStorage()
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]
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]);
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}
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private function checkDatabase()
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{
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try {
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DB::connection()->getPdo();
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return "healthy";
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} catch (\Exception $e) {
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return "unhealthy";
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}
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}
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private function checkCache()
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{
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try {
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Cache::put("health_check", "ok", 1);
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return Cache::get("health_check") === "ok" ? "healthy" : "unhealthy";
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} catch (\Exception $e) {
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return "unhealthy";
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}
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}
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private function checkStorage()
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{
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try {
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Storage::disk("local")->put("health_check.txt", "ok");
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return Storage::disk("local")->get("health_check.txt") === "ok" ? "healthy" : "unhealthy";
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} catch (\Exception $e) {
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return "unhealthy";
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}
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}
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}
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