refactor: reorganize modules and add Linux build tooling

module/base/sender/cmd/cli/main.go

@@ -0,0 +1,125 @@
+package main
+
+import (
+	"crypto/tls"
+	"fmt"
+	"log"
+	"net/smtp"
+	"os"
+	"time"
+)
+
+const (
+	smtpServer = "smtp.exmail.qq.com"
+	smtpPort   = 465
+	maxRetries = 3
+)
+
+func main() {
+	log.Println("Service Cli Mode Start ...")
+	log.Println("Done!")
+	err := sendEmail(
+		os.Getenv("BSM_SMTP_TO"),
+		"Go邮件测试",
+		"这是一封通过Go语言发送的测试邮件",
+	)
+	if err != nil {
+		fmt.Printf("发送失败: %v\n", err)
+	} else {
+		fmt.Println("邮件发送成功")
+	}
+}
+
+func sendEmail(to, subject, body string) error {
+	smtpUser := os.Getenv("BSM_SMTP_USER")
+	smtpPassword := os.Getenv("BSM_SMTP_PASSWORD")
+	if smtpUser == "" || smtpPassword == "" || to == "" {
+		return fmt.Errorf("BSM_SMTP_USER, BSM_SMTP_PASSWORD and BSM_SMTP_TO are required")
+	}
+
+	// 配置SMTP认证信息（需使用授权码）
+	auth := smtp.PlainAuth(
+		"",
+		smtpUser,
+		smtpPassword,
+		smtpServer,
+	)
+
+	// 邮件内容构建（符合RFC822标准）
+	msg := fmt.Sprintf("To: %s\r\n"+
+		"From: %s\r\n"+
+		"Subject: %s\r\n"+
+		"Content-Type: text/plain; charset=UTF-8\r\n\r\n"+
+		"%s",
+		to,
+		smtpUser,
+		subject,
+		body,
+	)
+
+	// 建立TLS连接
+	tlsConfig := &tls.Config{
+		ServerName:         smtpServer,
+		InsecureSkipVerify: false,
+		MinVersion:         tls.VersionTLS12,
+	}
+
+	var lastErr error
+	for i := 0; i < maxRetries; i++ {
+		conn, err := tls.Dial("tcp", fmt.Sprintf("%s:%d", smtpServer, smtpPort), tlsConfig)
+		if err != nil {
+			lastErr = fmt.Errorf("TLS连接失败: %v", err)
+			time.Sleep(2 * time.Second)
+			continue
+		}
+
+		client, err := smtp.NewClient(conn, smtpServer)
+		if err != nil {
+			conn.Close()
+			lastErr = fmt.Errorf("SMTP客户端创建失败: %v", err)
+			continue
+		}
+
+		if err := client.Auth(auth); err != nil {
+			client.Close()
+			lastErr = fmt.Errorf("认证失败: %v", err)
+			continue
+		}
+
+		if err := client.Mail("yanweidong@senlinai.com"); err != nil {
+			client.Close()
+			lastErr = fmt.Errorf("MAIL命令失败: %v", err)
+			continue
+		}
+
+		if err := client.Rcpt(to); err != nil {
+			client.Close()
+			lastErr = fmt.Errorf("RCPT命令失败: %v", err)
+			continue
+		}
+
+		w, err := client.Data()
+		if err != nil {
+			client.Close()
+			lastErr = fmt.Errorf("DATA命令失败: %v", err)
+			continue
+		}
+
+		if _, err := w.Write([]byte(msg)); err != nil {
+			client.Close()
+			lastErr = fmt.Errorf("写入邮件内容失败: %v", err)
+			continue
+		}
+
+		if err := w.Close(); err != nil {
+			client.Close()
+			lastErr = fmt.Errorf("关闭数据流失败: %v", err)
+			continue
+		}
+
+		client.Quit()
+		return nil
+	}
+	return lastErr
+
+}