hicli: lower http header timeout after first sync

cmd/gomuks/media.go

@@ -226,6 +226,10 @@ func (gmx *Gomuks) DownloadMedia(w http.ResponseWriter, r *http.Request) {
 
 	resp, err := gmx.Client.Client.Download(ctx, mxc)
 	if err != nil {
+		if ctx.Err() != nil {
+			w.WriteHeader(499)
+			return
+		}
 		log.Err(err).Msg("Failed to download media")
 		var httpErr mautrix.HTTPError
 		if cacheEntry == nil {
@@ -236,6 +240,7 @@ func (gmx *Gomuks) DownloadMedia(w http.ResponseWriter, r *http.Request) {
 		if cacheEntry.Error == nil {
 			cacheEntry.Error = &database.MediaError{
 				ReceivedAt: jsontime.UnixMilliNow(),
+				Attempts:   1,
 			}
 		} else {
 			cacheEntry.Error.Attempts++

pkg/hicli/hicli.go

@@ -94,11 +94,12 @@ func New(rawDB, cryptoDB *dbutil.Database, log zerolog.Logger, pickleKey []byte,
 			Transport: &http.Transport{
 				DialContext:         (&net.Dialer{Timeout: 10 * time.Second}).DialContext,
 				TLSHandshakeTimeout: 10 * time.Second,
-				// This needs to be relatively high to allow initial syncs
+				// This needs to be relatively high to allow initial syncs,
-				ResponseHeaderTimeout: 180 * time.Second,
+				// it's lowered after the first sync in postProcessSyncResponse
+				ResponseHeaderTimeout: 300 * time.Second,
 				ForceAttemptHTTP2:     true,
 			},
-			Timeout: 180 * time.Second,
+			Timeout: 300 * time.Second,
 		},
 		Syncer:     (*hiSyncer)(c),
 		Store:      (*hiStore)(c),

pkg/hicli/sync.go

@@ -10,6 +10,7 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"net/http"
 	"slices"
 	"strings"
 	"time"
@@ -70,7 +71,11 @@ func (h *HiClient) postProcessSyncResponse(ctx context.Context, resp *mautrix.Re
 	if syncCtx.shouldWakeupRequestQueue {
 		h.WakeupRequestQueue()
 	}
-	h.firstSyncReceived = true
+	if !h.firstSyncReceived {
+		h.firstSyncReceived = true
+		h.Client.Client.Transport.(*http.Transport).ResponseHeaderTimeout = 60 * time.Second
+		h.Client.Client.Timeout = 180 * time.Second
+	}
 	if !syncCtx.evt.IsEmpty() {
 		h.EventHandler(syncCtx.evt)
 	}