feat(auth): 添加完整的用户认证API项目
- 实现用户注册、登录、JWT令牌认证功能 - 集成Gin、GORM、Viper、Zap等框架 - 添加密码加密、数据库操作、中间件等完整功能 - 配置多环境支持、日志轮转、CORS处理 - 创建完整的项目结构和配置文件体系
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35
go并发模型/04go-context-practice/cancel_basic.go
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35
go并发模型/04go-context-practice/cancel_basic.go
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package main
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import (
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"context"
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"fmt"
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"time"
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)
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// 模拟一个可被取消的循环任务
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func worker(ctx context.Context, name string) {
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for {
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select {
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case <-ctx.Done():
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fmt.Println(name, "收到取消信号:", ctx.Err())
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return
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default:
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fmt.Println(name, "还在干活...")
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time.Sleep(500 * time.Millisecond)
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}
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}
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}
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func main() {
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ctx, cancel := context.WithCancel(context.Background())
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go worker(ctx, "worker-1")
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go worker(ctx, "worker-2")
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time.Sleep(2 * time.Second)
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fmt.Println("main: 决定取消所有 worker")
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cancel() // 发出取消信号
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time.Sleep(1 * time.Second)
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fmt.Println("main 结束")
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}
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