mirror of
https://github.com/Buriburizaem0n/nezha_domains.git
synced 2026-09-19 09:40:12 +00:00
feat(agentcompat): add shared runtime contracts
Co-authored-by: naiba/CloudCode <hi+cloudcode@nai.ba>
This commit is contained in:
naiba
naiba/CloudCode
@@ -0,0 +1,369 @@
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package model
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import (
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"context"
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"sync"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"google.golang.org/grpc/metadata"
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pb "github.com/nezhahq/nezha/proto"
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)
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type runtimeOwnershipStream struct{}
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func (runtimeOwnershipStream) Send(*pb.Receipt) error { return nil }
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func (runtimeOwnershipStream) Recv() (*pb.State, error) { return nil, context.Canceled }
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func (runtimeOwnershipStream) SetHeader(metadata.MD) error { return nil }
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func (runtimeOwnershipStream) SendHeader(metadata.MD) error { return nil }
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func (runtimeOwnershipStream) SetTrailer(metadata.MD) {}
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func (runtimeOwnershipStream) Context() context.Context { return context.Background() }
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func (runtimeOwnershipStream) SendMsg(any) error { return nil }
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func (runtimeOwnershipStream) RecvMsg(any) error { return nil }
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func TestServerRuntimeOwnership_replacementAdoptsHolderBeforeFirstAttach(t *testing.T) {
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old := &Server{State: &HostState{Uptime: 1}, Host: &Host{BootTime: 10}}
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newServer := &Server{}
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var lease StateStreamLease
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started := make(chan struct{})
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var waitGroup sync.WaitGroup
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waitGroup.Add(1)
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go func() {
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defer waitGroup.Done()
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close(started)
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lease = old.AttachStateStream(runtimeOwnershipStream{})
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}()
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<-started
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newServer.CopyFromRunningServer(old)
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waitGroup.Wait()
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require.True(t, newServer.UpdateStateIfCurrent(lease, &HostState{Uptime: 2}, time.Unix(2, 0)))
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snapshot := newServer.RuntimeSnapshot()
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require.Equal(t, uint64(2), snapshot.State.Uptime)
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require.Equal(t, time.Unix(2, 0), snapshot.LastActive)
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require.False(t, old.ClearStateStreamIfCurrent(lease))
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}
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func TestServerRuntimeOwnership_oldLeaseMutatesCanonicalAfterReplacement(t *testing.T) {
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old := &Server{}
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InitServer(old)
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lease := old.AttachStateStream(runtimeOwnershipStream{})
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newServer := &Server{}
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newServer.CopyFromRunningServer(old)
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require.True(t, newServer.UpdateStateIfCurrent(lease, &HostState{Uptime: 7}, time.Unix(7, 0)))
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snapshot := newServer.RuntimeSnapshot()
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require.Equal(t, uint64(7), snapshot.State.Uptime)
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require.Equal(t, time.Unix(7, 0), snapshot.LastActive)
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require.False(t, old.ClearStateStreamIfCurrent(lease))
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require.True(t, newServer.ClearStateStreamIfCurrent(lease))
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require.True(t, newServer.RuntimeSnapshot().LastActive.IsZero())
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}
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func TestServerRuntimeOwnership_leaseMutatesCanonicalWithoutReceiver(t *testing.T) {
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// Given
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old := &Server{}
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InitServer(old)
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lease := old.AttachStateStream(runtimeOwnershipStream{})
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canonical := &Server{}
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canonical.CopyFromRunningServer(old)
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// When
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accepted := lease.UpdateState(&HostState{Uptime: 19}, time.Unix(19, 0))
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// Then
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require.True(t, accepted)
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require.Equal(t, uint64(19), canonical.RuntimeSnapshot().State.Uptime)
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require.Equal(t, time.Unix(19, 0), canonical.RuntimeSnapshot().LastActive)
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}
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func TestServerRuntimeOwnership_oldReceiverMutatorsCannotChangeCanonical(t *testing.T) {
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// Given
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old := &Server{}
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InitServer(old)
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lease := old.AttachStateStream(runtimeOwnershipStream{})
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canonical := &Server{}
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canonical.CopyFromRunningServer(old)
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// When
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hostChanged := old.SetHost(&Host{Version: "stale"})
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snapshotChanged := old.SetTransferSnapshots(91, 92)
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inbound, outbound, deltaIn, deltaOut := old.TransferDeltaAndAdvance()
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// Then
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require.False(t, hostChanged)
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require.False(t, snapshotChanged)
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require.Equal(t, uint64(0), inbound)
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require.Equal(t, uint64(0), outbound)
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require.Equal(t, uint64(0), deltaIn)
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require.Equal(t, uint64(0), deltaOut)
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require.Empty(t, canonical.RuntimeSnapshot().Host.Version)
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require.Equal(t, uint64(0), canonical.RuntimeSnapshot().PrevTransferInSnapshot)
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require.Equal(t, uint64(0), canonical.RuntimeSnapshot().PrevTransferOutSnapshot)
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require.True(t, lease.UpdateState(&HostState{NetInTransfer: 10, NetOutTransfer: 20}, time.Unix(20, 0)))
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}
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func TestServerRuntimeOwnership_copyFallbackPreservesHost(t *testing.T) {
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// Given
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old := &Server{Host: &Host{Version: "fallback"}, State: &HostState{Uptime: 4}, LastActive: time.Unix(4, 0), PrevTransferInSnapshot: 5, PrevTransferOutSnapshot: 6}
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canonical := &Server{}
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// When
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canonical.CopyFromRunningServer(old)
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// Then
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snapshot := canonical.RuntimeSnapshot()
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require.Equal(t, "fallback", snapshot.Host.Version)
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require.Equal(t, uint64(4), snapshot.State.Uptime)
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require.Equal(t, time.Unix(4, 0), snapshot.LastActive)
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require.Equal(t, uint64(5), snapshot.PrevTransferInSnapshot)
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require.Equal(t, uint64(6), snapshot.PrevTransferOutSnapshot)
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}
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func TestServerRuntimeSnapshot_isSafeDuringStateUpdates(t *testing.T) {
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server := &Server{}
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InitServer(server)
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lease := server.AttachStateStream(runtimeOwnershipStream{})
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var waitGroup sync.WaitGroup
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waitGroup.Add(2)
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go func() {
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defer waitGroup.Done()
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for index := uint64(1); index <= 500; index++ {
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server.UpdateStateIfCurrent(lease, &HostState{Uptime: index, GPU: []float64{float64(index)}}, time.Unix(int64(index), 0))
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}
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}()
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go func() {
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defer waitGroup.Done()
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for index := 0; index < 500; index++ {
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snapshot := server.RuntimeSnapshot()
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require.NotNil(t, snapshot.State)
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if snapshot.State.Uptime > 0 {
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require.Len(t, snapshot.State.GPU, 1)
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}
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}
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}()
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waitGroup.Wait()
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}
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func TestServerRuntimeOwnership_restartHostReportUsesCurrentCanonicalOnce(t *testing.T) {
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// Given
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old := &Server{}
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InitServer(old)
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lease := old.AttachStateStream(runtimeOwnershipStream{})
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require.True(t, lease.UpdateState(&HostState{NetInTransfer: 140, NetOutTransfer: 90}, time.Unix(10, 0)))
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require.True(t, old.SetTransferSnapshots(100, 70))
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middle := &Server{}
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middle.CopyFromRunningServer(old)
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current := &Server{}
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current.CopyFromRunningServer(middle)
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// When
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result, err := old.RuntimeHandle().ApplyHostReport(&Host{BootTime: 20}, time.Unix(20, 0), nil)
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// Then
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require.NoError(t, err)
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require.True(t, result.Applied)
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require.True(t, result.Restart)
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require.Equal(t, current.ID, result.ServerID)
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require.Equal(t, uint64(40), result.Transfer.In)
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require.Equal(t, uint64(20), result.Transfer.Out)
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require.Equal(t, uint64(0), current.RuntimeSnapshot().PrevTransferInSnapshot)
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require.Equal(t, uint64(0), current.RuntimeSnapshot().PrevTransferOutSnapshot)
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require.Equal(t, uint64(20), current.RuntimeSnapshot().Host.BootTime)
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secondResult, secondErr := old.RuntimeHandle().ApplyHostReport(&Host{BootTime: 20}, time.Unix(21, 0), nil)
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require.NoError(t, secondErr)
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require.True(t, secondResult.Applied)
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require.True(t, secondResult.Equal)
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require.Zero(t, secondResult.Transfer)
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}
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func TestServerRuntimeOwnership_hostReportPersistenceFailurePreservesRuntime(t *testing.T) {
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// Given
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old := &Server{}
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InitServer(old)
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lease := old.AttachStateStream(runtimeOwnershipStream{})
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require.True(t, lease.UpdateState(&HostState{NetInTransfer: 140, NetOutTransfer: 90}, time.Unix(10, 0)))
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require.True(t, old.SetTransferSnapshots(100, 70))
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current := &Server{}
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current.CopyFromRunningServer(old)
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handle := old.RuntimeHandle()
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before := current.RuntimeSnapshot()
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// When
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_, err := handle.ApplyHostReport(&Host{BootTime: 20}, time.Unix(20, 0), func(Transfer) error {
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return context.Canceled
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})
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// Then
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require.ErrorIs(t, err, context.Canceled)
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after := current.RuntimeSnapshot()
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require.Equal(t, before.Host, after.Host)
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require.Equal(t, before.State, after.State)
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require.Equal(t, before.LastActive, after.LastActive)
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require.Equal(t, before.PrevTransferInSnapshot, after.PrevTransferInSnapshot)
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require.Equal(t, before.PrevTransferOutSnapshot, after.PrevTransferOutSnapshot)
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}
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func TestServerRuntimeOwnership_hostReportRetryPersistsExactlyOnce(t *testing.T) {
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// Given
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server := &Server{Common: Common{ID: 41}, UUID: "server-41"}
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InitServer(server)
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lease := server.AttachStateStream(runtimeOwnershipStream{})
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require.True(t, lease.UpdateState(&HostState{NetInTransfer: 20, NetOutTransfer: 30}, time.Unix(10, 0)))
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require.True(t, server.SetTransferSnapshots(5, 10))
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callbackCalls := 0
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callback := func(transfer Transfer) error {
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callbackCalls++
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if callbackCalls == 1 {
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return context.Canceled
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}
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return nil
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}
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handle := server.RuntimeHandle()
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// When
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first, firstErr := handle.ApplyHostReport(&Host{BootTime: 20}, time.Unix(20, 0), callback)
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second, secondErr := handle.ApplyHostReport(&Host{BootTime: 20}, time.Unix(20, 0), callback)
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third, thirdErr := handle.ApplyHostReport(&Host{BootTime: 20}, time.Unix(21, 0), callback)
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// Then
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require.ErrorIs(t, firstErr, context.Canceled)
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require.NoError(t, secondErr)
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require.NoError(t, thirdErr)
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require.Equal(t, 2, callbackCalls)
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require.Equal(t, uint64(15), second.Transfer.In)
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require.Equal(t, uint64(20), second.Transfer.Out)
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require.True(t, third.Equal)
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require.Zero(t, third.Transfer)
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_ = first
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}
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func TestServerRuntimeOwnership_hostReportClassifiesLowerAndEqualWithoutRestart(t *testing.T) {
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// Given
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server := &Server{Common: Common{ID: 42}, UUID: "server-42"}
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InitServer(server)
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require.True(t, server.SetHost(&Host{BootTime: 20, Version: "old"}))
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lease := server.AttachStateStream(runtimeOwnershipStream{})
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require.True(t, lease.UpdateState(&HostState{Uptime: 7, NetInTransfer: 30}, time.Unix(7, 0)))
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require.True(t, server.SetTransferSnapshots(12, 0))
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persistCalls := 0
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persist := func(Transfer) error { persistCalls++; return nil }
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handle := server.RuntimeHandle()
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// When
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lower, lowerErr := handle.ApplyHostReport(&Host{BootTime: 19, Version: "stale"}, time.Unix(8, 0), persist)
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equal, equalErr := handle.ApplyHostReport(&Host{BootTime: 20, Version: "new"}, time.Unix(9, 0), persist)
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// Then
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require.NoError(t, lowerErr)
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require.True(t, lower.Stale)
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require.NoError(t, equalErr)
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require.True(t, equal.Equal)
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require.Zero(t, persistCalls)
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snapshot := server.RuntimeSnapshot()
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require.Equal(t, "new", snapshot.Host.Version)
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require.Equal(t, uint64(7), snapshot.State.Uptime)
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require.Equal(t, time.Unix(7, 0), snapshot.LastActive)
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require.Equal(t, uint64(12), snapshot.PrevTransferInSnapshot)
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}
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func TestServerRuntimeOwnership_hostReportReturnsLatestCanonicalIdentity(t *testing.T) {
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// Given
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old := &Server{Common: Common{ID: 11}, UUID: "old"}
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InitServer(old)
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middle := &Server{Common: Common{ID: 22}, UUID: "middle"}
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middle.CopyFromRunningServer(old)
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current := &Server{Common: Common{ID: 33}, UUID: "current"}
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current.CopyFromRunningServer(middle)
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// When
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result, err := old.RuntimeHandle().ApplyHostReport(&Host{BootTime: 1}, time.Unix(1, 0), nil)
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// Then
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require.NoError(t, err)
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require.True(t, result.Applied)
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require.Equal(t, current.ID, result.ServerID)
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require.Equal(t, current.UUID, result.UUID)
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}
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func TestServerRuntimeOwnership_transferAndRestartDoNotDuplicateWhenTransferRunsFirst(t *testing.T) {
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// Given
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server := &Server{Common: Common{ID: 51}, UUID: "server-51"}
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InitServer(server)
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lease := server.AttachStateStream(runtimeOwnershipStream{})
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require.True(t, lease.UpdateState(&HostState{NetInTransfer: 100, NetOutTransfer: 200}, time.Unix(10, 0)))
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require.True(t, server.SetTransferSnapshots(40, 80))
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handle := server.RuntimeHandle()
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holder := handle.holder
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holder.mu.Lock()
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hourlyDone := make(chan struct{})
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go func() {
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server.TransferDeltaAndAdvance()
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close(hourlyDone)
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}()
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holder.mu.Unlock()
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<-hourlyDone
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// When
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records := 0
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result, err := handle.ApplyHostReport(&Host{BootTime: 20}, time.Unix(20, 0), func(Transfer) error { records++; return nil })
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// Then
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require.NoError(t, err)
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require.Equal(t, 1, records)
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require.Equal(t, uint64(0), result.Transfer.In)
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require.Equal(t, uint64(0), result.Transfer.Out)
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require.Equal(t, uint64(51), result.ServerID)
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require.Equal(t, uint64(0), server.RuntimeSnapshot().PrevTransferInSnapshot)
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}
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func TestServerRuntimeOwnership_restartAndTransferDoNotDuplicateWhenRestartRunsFirst(t *testing.T) {
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// Given
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server := &Server{Common: Common{ID: 52}, UUID: "server-52"}
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InitServer(server)
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lease := server.AttachStateStream(runtimeOwnershipStream{})
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require.True(t, lease.UpdateState(&HostState{NetInTransfer: 100, NetOutTransfer: 200}, time.Unix(10, 0)))
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require.True(t, server.SetTransferSnapshots(40, 80))
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handle := server.RuntimeHandle()
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result, err := handle.ApplyHostReport(&Host{BootTime: 20}, time.Unix(20, 0), func(Transfer) error { return nil })
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require.NoError(t, err)
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// When
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inbound, outbound, deltaIn, deltaOut := server.TransferDeltaAndAdvance()
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// Then
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require.Equal(t, uint64(60), result.Transfer.In)
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require.Equal(t, uint64(120), result.Transfer.Out)
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require.Equal(t, uint64(0), inbound)
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require.Equal(t, uint64(0), outbound)
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require.Equal(t, uint64(0), deltaIn)
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require.Equal(t, uint64(0), deltaOut)
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}
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func TestServerRuntimeOwnership_failedRestartAllowsHourlyRecordThenRetry(t *testing.T) {
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// Given
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server := &Server{Common: Common{ID: 53}, UUID: "server-53"}
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InitServer(server)
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lease := server.AttachStateStream(runtimeOwnershipStream{})
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require.True(t, lease.UpdateState(&HostState{NetInTransfer: 90, NetOutTransfer: 110}, time.Unix(10, 0)))
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require.True(t, server.SetTransferSnapshots(30, 50))
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handle := server.RuntimeHandle()
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_, err := handle.ApplyHostReport(&Host{BootTime: 20}, time.Unix(20, 0), func(Transfer) error { return context.Canceled })
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require.ErrorIs(t, err, context.Canceled)
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// When
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_, _, hourlyIn, hourlyOut := server.TransferDeltaAndAdvance()
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records := 0
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result, retryErr := handle.ApplyHostReport(&Host{BootTime: 20}, time.Unix(20, 0), func(Transfer) error { records++; return nil })
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// Then
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require.NoError(t, retryErr)
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require.Equal(t, uint64(60), hourlyIn)
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require.Equal(t, uint64(60), hourlyOut)
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require.Equal(t, 1, records)
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require.Equal(t, uint64(0), result.Transfer.In)
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require.Equal(t, uint64(0), result.Transfer.Out)
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}
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