63 lines
1.6 KiB
Go
63 lines
1.6 KiB
Go
package main
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import (
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"context"
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"errors"
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"log"
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"net/http"
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"os/signal"
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"syscall"
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"time"
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"booklib/cmd/webui/api"
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"booklib/internal/config"
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"booklib/internal/db"
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"booklib/internal/redispkg"
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"booklib/internal/scanner"
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"booklib/internal/seed"
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"booklib/internal/store"
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)
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func main() {
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cfg, err := config.Load()
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if err != nil {
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log.Fatalf("config: %v", err)
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}
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ctx, stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
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defer stop()
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p, err := db.Connect(ctx, cfg.DatabaseURL)
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if err != nil {
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log.Fatalf("db connect: %v", err)
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}
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defer p.Close()
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if err := db.Migrate(ctx, p); err != nil {
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log.Fatalf("migrate: %v", err)
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}
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st := store.New(p)
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if err := seed.Admin(ctx, st, cfg.AdminUser, cfg.AdminPassword); err != nil {
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log.Fatalf("seed: %v", err)
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}
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rdb := redispkg.New(cfg.RedisURL)
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sc := scanner.New(st, cfg, rdb)
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go sc.Run(ctx)
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srv := &http.Server{Addr: cfg.Addr, Handler: api.NewRouter(cfg, st, rdb, sc),
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ReadHeaderTimeout: 10 * time.Second}
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go func() {
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log.Printf("listening on %s", cfg.Addr)
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if err := srv.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
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log.Fatalf("serve: %v", err)
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}
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}()
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<-ctx.Done()
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// stop() 先取消 ctx → scanner 循环退出;再等 HTTP 收尾。
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// 在途 ScanLibraryByID(WithoutCancel)不受 ctx 控制,靠 redis 锁 TTL 兜底(已文档化的上限)。
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stop()
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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 := srv.Shutdown(shutdownCtx); err != nil {
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log.Printf("shutdown: %v", err)
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}
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}
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