LanQin_
fa450c9f9b
- 新增 `465/587` 提交服务与 TLS 配置，支持 StartTLS 和隐式 TLS。 - 提交时校验认证邮箱、权限和 `From` 一致性，先写入 `Sent` 再转发到后端 SMTP。 - 增加 `Message-ID` 去重与失败回滚，避免重复保存发送副本。 - 调整部署与文档，移除 Postfix 的 submission 监听，改由 LanQin API 对外提供提交端口。
87 lines
2.4 KiB
Go
87 lines
2.4 KiB
Go
package main
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import (
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"context"
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"errors"
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"log/slog"
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"net/http"
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"os"
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"os/signal"
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"strings"
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"syscall"
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"time"
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smtpserver "github.com/emersion/go-smtp"
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"lanqin-email-api/internal/app"
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)
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func main() {
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logger := slog.New(slog.NewTextHandler(os.Stdout, &slog.HandlerOptions{Level: slog.LevelInfo}))
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cfg := app.LoadConfig()
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svc, err := app.New(cfg, logger)
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if err != nil {
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logger.Error("failed to initialize app", "error", err)
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os.Exit(1)
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}
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defer svc.Close()
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server := &http.Server{
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Addr: cfg.Addr,
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Handler: svc.Router(),
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ReadHeaderTimeout: 10 * time.Second,
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}
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submissionServers := &app.SubmissionServers{}
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if strings.TrimSpace(cfg.SubmissionAddr) != "" || strings.TrimSpace(cfg.SubmissionTLSAddr) != "" {
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tlsConfig, err := app.LoadServerTLSConfig(cfg)
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if err != nil {
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logger.Error("failed to initialize TLS config", "error", err)
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os.Exit(1)
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}
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submissionServers = svc.NewSubmissionServers(tlsConfig)
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}
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go func() {
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logger.Info("LanQin API listening", "addr", cfg.Addr)
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if err := server.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
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logger.Error("server stopped unexpectedly", "error", err)
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os.Exit(1)
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}
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}()
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if submissionServers.Plain != nil {
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go func() {
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logger.Info("LanQin SMTP submission listening", "addr", cfg.SubmissionAddr)
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if err := submissionServers.Plain.ListenAndServe(); err != nil && !errors.Is(err, smtpserver.ErrServerClosed) {
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logger.Error("smtp submission server stopped unexpectedly", "error", err)
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os.Exit(1)
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}
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}()
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}
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if submissionServers.TLS != nil {
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go func() {
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logger.Info("LanQin SMTP implicit TLS submission listening", "addr", cfg.SubmissionTLSAddr)
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if err := submissionServers.TLS.ListenAndServeTLS(); err != nil && !errors.Is(err, smtpserver.ErrServerClosed) {
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logger.Error("smtp tls submission server stopped unexpectedly", "error", err)
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os.Exit(1)
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}
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}()
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}
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ctx, stop := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGTERM)
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defer stop()
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<-ctx.Done()
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shutdownCtx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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if err := server.Shutdown(shutdownCtx); err != nil {
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logger.Error("server shutdown failed", "error", err)
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os.Exit(1)
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}
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if err := submissionServers.Shutdown(shutdownCtx); err != nil {
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logger.Error("smtp submission shutdown failed", "error", err)
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os.Exit(1)
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}
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logger.Info("server stopped")
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}
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