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CAT-RD8: minio asks the assigner's seat-holders once and follows its events, no reads, no cache on a timer

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This commit is contained in:
jschoubben
2026-11-04 12:06:34 +01:00
parent 40e1e087e5
commit 3e3294cd47
6 changed files with 41 additions and 68 deletions
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modules/minio/cmd/object-store/server_test.go
+10 -22
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@@ -59,7 +59,7 @@ func newRig(t *testing.T) *rig {
write("links/mesh-shanks-brother.secret", "brother-link-secret\n")
write("links/mesh-novox-nextcloud.secret", "nextcloud-link-secret\n")
grants := write("grants/mesh.json", grantFile)
s, err := newServer(cfg, filepath.Join(dir, "links"), grants)
s, err := newServer(cfg, filepath.Join(dir, "links"), grants, nil)
if err != nil {
t.Fatal(err)
}
@@ -165,36 +165,24 @@ func TestRefusals(t *testing.T) {
}
}
// 1516/AC4: with the controller unreadable a seat share is refused naming why; a good read serves a second ask within
// 60 s from the cache and is read again after.
func TestSeatsUnreadableAndCached(t *testing.T) {
// 1516/AC4 and ADR 0615: with no first view of the seat-holders yet a seat share is refused naming why; once it is
// answered every ask is served from the picture, with no read of the owner's state and none on a timer.
func TestSeatsUnreadableAndFollowed(t *testing.T) {
r := newRig(t)
r.seatsErr = errors.New("the controller did not answer")
r.seatsErr = errors.New("no first view of mesh-delivery-assigner.seat-holders yet")
_, err := r.s.link("g14.mesh-files", ask("mesh-shanks-brother", "put", nil))
if err == nil || !strings.Contains(err.Error(), "the controller did not answer") || !strings.Contains(err.Error(), "node-files") {
if err == nil || !strings.Contains(err.Error(), "no first view") || !strings.Contains(err.Error(), "node-files") {
t.Fatalf("not refused naming why: %v", err)
}
r.seatsErr = nil
put := func() {
t.Helper()
for range 3 {
if _, err := r.s.link("g14.mesh-files", ask("mesh-shanks-brother", "put", nil)); err != nil {
t.Fatal(err)
}
r.now = r.now.Add(10 * time.Minute) // time changes nothing: the picture is current by its events
}
put() // a failed read is not cached: this reads again
put() // served from the cache
if r.seatsCalls != 2 {
t.Fatalf("the controller was asked %d times, want 2 (one failure, one good read)", r.seatsCalls)
}
r.now = r.now.Add(59 * time.Second)
put()
if r.seatsCalls != 2 {
t.Fatalf("an ask within 60 s read the seats again (%d calls)", r.seatsCalls)
}
r.now = r.now.Add(2 * time.Second)
put()
if r.seatsCalls != 3 {
t.Fatalf("the seats were not read again after 60 s (%d calls)", r.seatsCalls)
if r.seatsCalls != 4 {
t.Fatalf("the picture was asked %d times, want 4 (one refused, three served)", r.seatsCalls)
}
}