343 lines
12 KiB
Go
343 lines
12 KiB
Go
package mtprotoedge
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import (
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"context"
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"errors"
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"testing"
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"time"
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"go.uber.org/zap/zaptest"
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"github.com/gotd/td/bin"
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"github.com/gotd/td/mt"
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"github.com/gotd/td/proto"
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"github.com/gotd/td/tg"
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)
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type countingOutboundEncoder struct {
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count *int
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}
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func (e *countingOutboundEncoder) Encode(b *bin.Buffer) error {
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*e.count++
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return (&tg.UpdatesTooLong{}).Encode(b)
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}
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// TestSessionManagerRegistry 验证注册表的注册/注销/查找语义（不涉及网络发送）。
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func TestSessionManagerRegistry(t *testing.T) {
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sm := NewSessionManager(zaptest.NewLogger(t))
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c := &Conn{sessionID: 42, authKeyID: [8]byte{1, 2, 3}}
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c.receivesUpdates.Store(true)
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sm.Register(c)
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if got := sm.Online(); got != 1 {
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t.Fatalf("online = %d, want 1", got)
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}
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sm.BindAuthKey(42, [8]byte{1, 2, 3})
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sm.BindUser(42, 100)
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if userID, ok := sm.UserID(42); !ok || userID != 100 {
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t.Fatalf("cached user = %d ok %v, want 100/true", userID, ok)
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}
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sm.BindAuthKey(42, [8]byte{9})
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if userID, ok := sm.UserID(42); ok || userID != 0 {
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t.Fatalf("cached user after auth key switch = %d ok %v, want 0/false", userID, ok)
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}
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if userID, resolved := sm.UserIDResolved(42); resolved || userID != 0 {
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t.Fatalf("resolved user after auth key switch = %d resolved %v, want unresolved", userID, resolved)
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}
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sm.BindUser(42, 0)
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if userID, resolved := sm.UserIDResolved(42); !resolved || userID != 0 {
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t.Fatalf("negative user cache = %d resolved %v, want 0/true", userID, resolved)
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}
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sm.Unregister(c)
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if got := sm.Online(); got != 0 {
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t.Fatalf("online after unregister = %d, want 0", got)
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}
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err := sm.PushToSession(context.Background(), 42, proto.MessageFromServer, &tg.UpdatesTooLong{})
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if !errors.Is(err, ErrSessionNotFound) {
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t.Fatalf("push to missing session err = %v, want ErrSessionNotFound", err)
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}
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}
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func TestSessionManagerBestEffortFanoutPreencodesOnce(t *testing.T) {
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sm := NewSessionManager(zaptest.NewLogger(t))
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const userID = int64(100)
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for i := 0; i < 2; i++ {
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c := &Conn{
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sessionID: int64(i + 1),
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authKeyID: [8]byte{byte(i + 1)},
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outbound: make(chan outboundOp, 1),
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outboundControl: make(chan outboundOp, 1),
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outboundStop: make(chan struct{}),
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}
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c.userID.Store(userID)
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c.userIDResolved.Store(true)
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c.receivesUpdates.Store(true)
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sm.Register(c)
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}
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encodes := 0
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sent, err := sm.PushToUserExceptSessionBestEffort(
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context.Background(),
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userID,
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0,
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proto.MessageFromServer,
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&countingOutboundEncoder{count: &encodes},
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0,
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)
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if err != nil {
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t.Fatalf("push: %v", err)
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}
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if sent != 2 {
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t.Fatalf("sent = %d, want 2", sent)
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}
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if encodes != 1 {
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t.Fatalf("encoded %d times, want 1", encodes)
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}
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}
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func TestSessionManagerScopesSameSessionIDByAuthKey(t *testing.T) {
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sm := NewSessionManager(zaptest.NewLogger(t))
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raw1 := [8]byte{1}
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raw2 := [8]byte{2}
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perm1 := [8]byte{9}
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c1 := &Conn{sessionID: 42, authKeyID: raw1}
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c2 := &Conn{sessionID: 42, authKeyID: raw2}
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sm.Register(c1)
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sm.Register(c2)
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if got := sm.Online(); got != 2 {
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t.Fatalf("online = %d, want 2", got)
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}
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sm.BindAuthKeyForSession(raw1, 42, perm1)
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sm.BindUserForAuthKey(raw1, 42, 100)
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sm.BindUserForAuthKey(raw2, 42, 200)
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if userID, ok := sm.UserIDForAuthKey(raw1, 42); !ok || userID != 100 {
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t.Fatalf("scoped user raw1 = %d ok %v, want 100/true", userID, ok)
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}
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if userID, ok := sm.UserIDForAuthKey(raw2, 42); !ok || userID != 200 {
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t.Fatalf("scoped user raw2 = %d ok %v, want 200/true", userID, ok)
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}
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if _, ok := sm.UserID(42); ok {
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t.Fatal("legacy UserID unexpectedly resolved ambiguous session_id")
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}
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if err := sm.PushToSession(context.Background(), 42, proto.MessageFromServer, &tg.UpdatesTooLong{}); !errors.Is(err, ErrSessionAmbiguous) {
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t.Fatalf("ambiguous push err = %v, want ErrSessionAmbiguous", err)
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}
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sm.BindUserForAuthKey(raw1, 42, 300)
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sm.BindUserForAuthKey(raw2, 42, 300)
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sent, err := sm.PushToUserExceptAuthKeySession(context.Background(), 300, perm1, 42, proto.MessageFromServer, &tg.UpdatesTooLong{})
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if err != nil {
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t.Fatalf("push except scoped session: %v", err)
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}
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if sent != 1 {
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t.Fatalf("pushed to %d sessions, want 1", sent)
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}
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if _, ok := sm.pending[sessionKey{authKeyID: raw1, sessionID: 42}]; ok {
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t.Fatal("excluded session received pending push")
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}
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if got := len(sm.pending[sessionKey{authKeyID: raw2, sessionID: 42}]); got != 1 {
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t.Fatalf("raw2 pending pushes = %d, want 1", got)
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}
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}
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func TestSessionManagerChannelInterestIndex(t *testing.T) {
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sm := NewSessionManager(zaptest.NewLogger(t))
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raw := [8]byte{1, 2, 3}
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c := &Conn{sessionID: 42, authKeyID: raw}
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sm.Register(c)
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sm.BindUserForAuthKey(raw, 42, 100)
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sm.TrackChannelInterest(raw, 42, 100, []int64{10, 10, 20})
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if got := sm.OnlineChannelUserIDs(10, 10); len(got) != 1 || got[0] != 100 {
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t.Fatalf("channel 10 online users = %v, want [100]", got)
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}
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sm.TrackChannelInterest(raw, 42, 100, []int64{20})
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if got := sm.OnlineChannelUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("channel 10 after viewer switch = %v, want empty", got)
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}
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if got := sm.OnlineChannelUserIDs(20, 10); len(got) != 1 || got[0] != 100 {
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t.Fatalf("channel 20 after viewer switch = %v, want [100]", got)
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}
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sm.TrackChannelInterest(raw, 42, 100, []int64{10})
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if got := sm.OnlineChannelMemberUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("channel 10 online members before membership sync = %v, want empty", got)
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}
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sm.SetSessionChannelMemberships(raw, 42, 100, []int64{10, 30})
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if got := sm.OnlineChannelMemberUserIDs(10, 10); len(got) != 1 || got[0] != 100 {
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t.Fatalf("channel 10 online members = %v, want [100]", got)
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}
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if got := sm.OnlineChannelUserIDs(30, 10); len(got) != 0 {
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t.Fatalf("channel 30 viewers = %v, want empty", got)
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}
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if got := sm.OnlineUserIDsForCandidates([]int64{0, 200, 100, 100}, 10); len(got) != 1 || got[0] != 100 {
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t.Fatalf("candidate online users = %v, want [100]", got)
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}
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sm.BindUserForAuthKey(raw, 42, 200)
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if got := sm.OnlineChannelUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("channel interest after user switch = %v, want empty", got)
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}
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if got := sm.OnlineChannelMemberUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("channel membership after user switch = %v, want empty", got)
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}
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sm.TrackChannelInterest(raw, 42, 200, []int64{10})
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if got := sm.OnlineChannelUserIDs(10, 10); len(got) != 1 || got[0] != 200 {
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t.Fatalf("channel 10 after re-track = %v, want [200]", got)
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}
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sm.AddUserChannelMembership(200, 10)
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if got := sm.OnlineChannelMemberUserIDs(10, 10); len(got) != 1 || got[0] != 200 {
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t.Fatalf("channel 10 membership after add = %v, want [200]", got)
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}
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sm.RemoveUserChannelMembership(200, 10)
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if got := sm.OnlineChannelMemberUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("channel membership after remove = %v, want empty", got)
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}
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sm.ClearChannelInterest(raw, 42, 200)
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if got := sm.OnlineChannelUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("channel interest after explicit clear = %v, want empty", got)
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}
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sm.Unregister(c)
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if got := sm.OnlineChannelUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("channel interest after unregister = %v, want empty", got)
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}
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if got := sm.OnlineChannelMemberUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("channel membership after unregister = %v, want empty", got)
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}
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}
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func TestSessionManagerClearsChannelIndexesOnAuthAndReadinessChanges(t *testing.T) {
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sm := NewSessionManager(zaptest.NewLogger(t))
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raw := [8]byte{1, 2, 3}
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business := [8]byte{8}
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c := &Conn{sessionID: 42, authKeyID: raw}
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sm.Register(c)
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sm.BindAuthKeyForSession(raw, 42, business)
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sm.BindUserForAuthKey(raw, 42, 100)
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track := func() {
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sm.TrackChannelInterest(raw, 42, 100, []int64{10})
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sm.SetSessionChannelMemberships(raw, 42, 100, []int64{10})
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if got := sm.OnlineChannelUserIDs(10, 10); len(got) != 1 || got[0] != 100 {
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t.Fatalf("channel viewers before cleanup = %v, want [100]", got)
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}
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if got := sm.OnlineChannelMemberUserIDs(10, 10); len(got) != 1 || got[0] != 100 {
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t.Fatalf("channel members before cleanup = %v, want [100]", got)
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}
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}
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assertCleared := func(label string) {
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if got := sm.OnlineChannelUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("%s viewers = %v, want empty", label, got)
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}
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if got := sm.OnlineChannelMemberUserIDs(10, 10); len(got) != 0 {
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t.Fatalf("%s members = %v, want empty", label, got)
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}
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}
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track()
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sm.SetReceivesUpdatesForAuthKey(raw, 42, false)
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assertCleared("after receivesUpdates=false")
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track()
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sm.BindAuthKeyForSession(raw, 42, [8]byte{9})
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assertCleared("after business auth key change")
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sm.BindAuthKeyForSession(raw, 42, business)
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sm.BindUserForAuthKey(raw, 42, 100)
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track()
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if n := sm.UnbindAuthKey(business); n != 1 {
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t.Fatalf("UnbindAuthKey count = %d, want 1", n)
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}
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assertCleared("after unbind auth key")
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}
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// TestSessionManagerPush 验证主动推送端到端：两个 client 连接握手并建立 session 后，
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// server 经 PushToSession / PushToUser 主动向其推送，client 收到。
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func TestSessionManagerPush(t *testing.T) {
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const dc = 2
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addr, pub, srv := startTestServer(t, Options{DC: dc})
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conn1, auth1, cipher1 := dialHandshake(t, addr, dc, pub)
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conn2, auth2, cipher2 := dialHandshake(t, addr, dc, pub)
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// 各发一个 ping 建立 session，触发注册（并清掉 new_session_created/pong/ack）。
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msgGen := proto.NewMessageIDGen(time.Now)
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sendEncrypted(t, conn1, cipher1, auth1, msgGen.New(proto.MessageFromClient), &mt.PingRequest{PingID: 1})
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collectReplies(t, conn1, cipher1, auth1.AuthKey, mt.PongTypeID)
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sendEncrypted(t, conn2, cipher2, auth2, msgGen.New(proto.MessageFromClient), &mt.PingRequest{PingID: 2})
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collectReplies(t, conn2, cipher2, auth2.AuthKey, mt.PongTypeID)
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if got := srv.Conns().Online(); got != 2 {
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t.Fatalf("online = %d, want 2", got)
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}
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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// 1) PushToSession：session2 尚未进入 updates 同步入口时先暂存，ready 后下发。
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if err := srv.Conns().PushToSession(ctx, auth2.SessionID, proto.MessageFromServer, &tg.UpdatesTooLong{}); err != nil {
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t.Fatalf("push to session: %v", err)
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}
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srv.Conns().SetReceivesUpdates(auth2.SessionID, true)
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r2 := collectReplies(t, conn2, cipher2, auth2.AuthKey, tg.UpdatesTooLongTypeID)
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mustHave(t, r2, tg.UpdatesTooLongTypeID, "pushed updates on conn2")
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// 2) BindUser + PushToUser：按 user 维度推送给 conn1。
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srv.Conns().BindUser(auth1.SessionID, 100)
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srv.Conns().SetReceivesUpdates(auth1.SessionID, true)
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sent, err := srv.Conns().PushToUser(ctx, 100, proto.MessageFromServer, &tg.UpdatesTooLong{})
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if err != nil {
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t.Fatalf("push to user: %v", err)
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}
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if sent != 1 {
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t.Fatalf("pushed to %d conns, want 1", sent)
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}
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r1 := collectReplies(t, conn1, cipher1, auth1.AuthKey, tg.UpdatesTooLongTypeID)
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mustHave(t, r1, tg.UpdatesTooLongTypeID, "pushed updates on conn1")
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// 3) PushToUserExceptSession：模拟 SyncUpdatesNotMe，跳过当前 session。
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srv.Conns().BindUser(auth1.SessionID, 200)
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srv.Conns().BindUser(auth2.SessionID, 200)
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sent, err = srv.Conns().PushToUserExceptSession(ctx, 200, auth2.SessionID, proto.MessageFromServer, &tg.UpdatesTooLong{})
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if err != nil {
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t.Fatalf("push to user except session: %v", err)
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}
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if sent != 1 {
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t.Fatalf("pushed to %d conns, want 1 after excluding current session", sent)
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}
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r1 = collectReplies(t, conn1, cipher1, auth1.AuthKey, tg.UpdatesTooLongTypeID)
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mustHave(t, r1, tg.UpdatesTooLongTypeID, "pushed not-me updates on conn1")
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}
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func BenchmarkSessionManagerOnlineCandidateFilter(b *testing.B) {
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sm := NewSessionManager(zaptest.NewLogger(b))
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const online = 200_000
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rawPrefix := [8]byte{9}
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for i := 1; i <= online; i++ {
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raw := rawPrefix
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raw[1] = byte(i)
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raw[2] = byte(i >> 8)
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raw[3] = byte(i >> 16)
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raw[4] = byte(i >> 24)
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c := &Conn{sessionID: int64(i), authKeyID: raw}
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sm.Register(c)
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sm.BindUserForAuthKey(raw, int64(i), int64(i))
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}
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candidates := make([]int64, 0, 500)
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for i := 0; i < 500; i++ {
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candidates = append(candidates, int64(i*97+1))
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}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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got := sm.OnlineUserIDsForCandidates(candidates, 500)
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if len(got) == 0 {
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b.Fatal("no candidates matched")
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}
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}
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}
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