X-Git-Url: http://www.git.stargrave.org/?p=uploader.git;a=blobdiff_plain;f=main.go;fp=main.go;h=a6109acfb6345cffcf9dae244549398394ec5237;hp=f97f4df68647fcd4ce7b5a18a17d997577b2a86a;hb=88e89726fc19cd0e722d2526cbbf28afc5571127;hpb=9524936cc784559ef7a6628070f6002d295af13a

diff --git a/main.go b/main.go
index f97f4df..a6109ac 100644
--- a/main.go
+++ b/main.go
@@ -35,6 +35,7 @@ import (
 	"os/exec"
 	"strconv"
 	"strings"
+	"sync"
 	"time"
 
 	"go.cypherpunks.ru/recfile"
@@ -57,7 +58,7 @@ var (
 Example command line usage:
 <pre>
 $ curl -F file=@somedata.tar.gpg [-F comment="optional comment"] http://.../upload/
-$ b2sum -a blake2b somedata.tar.gpg # to verify checksum
+$ b2sum somedata.tar.gpg # to verify BLAKE2b-512 checksum
 </pre>
 <form enctype="multipart/form-data" action="/upload/" method="post">
 <label for="file">File to upload:</label><br/>
@@ -68,9 +69,11 @@ $ b2sum -a blake2b somedata.tar.gpg # to verify checksum
 </form></body></html>`))
 	NotifyFromAddr *string
 	NotifyToAddr   *string
+	Jobs           sync.WaitGroup
 )
 
 func notify(tai, filename string, size int64, comment string) {
+	defer Jobs.Done()
 	if *NotifyToAddr == "" {
 		return
 	}
@@ -181,41 +184,70 @@ func upload(w http.ResponseWriter, r *http.Request) {
 	}
 	io.Copy(w, &rec)
 	log.Println(r.RemoteAddr, tai, fnOrig, n, sum)
+
+	rec.Reset()
+	wr = recfile.NewWriter(&rec)
+	if _, err = wr.WriteFields(
+		recfile.Field{Name: "Filename", Value: fnOrig},
+	); err != nil {
+		log.Println(r.RemoteAddr, tai, fnOrig, n, sum, err)
+		return
+	}
+
+	var comment []byte
 	p, err = mr.NextPart()
 	if err != nil || p.FormName() != CommentFieldName {
-		go notify(fnOrig, tai, n, "")
-		return
+		goto Notify
 	}
-	comment, err := ioutil.ReadAll(p)
+	comment, err = ioutil.ReadAll(p)
 	if err != nil || len(comment) == 0 {
-		go notify(tai, fnOrig, n, "")
-		return
+		goto Notify
 	}
-	ioutil.WriteFile(tai+".txt", comment, os.FileMode(0666))
+	wr.WriteFieldMultiline("Comment", strings.Split(string(comment), "\n"))
+
+Notify:
+	Jobs.Add(1)
 	go notify(tai, fnOrig, n, string(comment))
+	ioutil.WriteFile(tai+".rec", rec.Bytes(), os.FileMode(0666))
 }
 
 func main() {
+	doUCSPI := flag.Bool("ucspi", false, "Work as UCSPI-TCP service")
 	bind := flag.String("bind", "[::]:8086", "Address to bind to")
 	conns := flag.Int("conns", 2, "Maximal number of connections")
 	NotifyFromAddr = flag.String("notify-from", "uploader@example.com", "Address notifications are sent to")
 	NotifyToAddr = flag.String("notify-to", "", "Address notifications are sent from")
 	flag.Parse()
 	log.SetFlags(log.Lshortfile)
-	log.SetOutput(os.Stdout)
+	if !*doUCSPI {
+		log.SetOutput(os.Stdout)
+	}
 	if len(*NotifyFromAddr) == 0 && len(*NotifyToAddr) > 0 {
 		log.Fatalln("notify-from address can not be empty, if notify-to is set")
 	}
-	ln, err := net.Listen("tcp", *bind)
-	if err != nil {
-		log.Fatalln(err)
-	}
-	log.Println("listening", *bind)
-	ln = netutil.LimitListener(ln, *conns)
 	s := &http.Server{
 		ReadHeaderTimeout: 10 * time.Second,
 		MaxHeaderBytes:    10 * (1 << 10),
 	}
+	s.SetKeepAlivesEnabled(false)
 	http.HandleFunc("/upload/", upload)
-	s.Serve(ln)
+	if *doUCSPI {
+		ln := &UCSPI{}
+		s.ConnState = connStater
+		err := s.Serve(ln)
+		if _, ok := err.(UCSPIAlreadyAccepted); !ok {
+			log.Fatalln(err)
+		}
+		Jobs.Wait()
+	} else {
+		ln, err := net.Listen("tcp", *bind)
+		if err != nil {
+			log.Fatalln(err)
+		}
+		log.Println("listening", *bind)
+		ln = netutil.LimitListener(ln, *conns)
+		if err = s.Serve(ln); err != nil {
+			log.Fatalln(err)
+		}
+	}
 }