diff --git a/CHANGES.md b/CHANGES.md index 0b3585ee..e206a6de 100644 --- a/CHANGES.md +++ b/CHANGES.md @@ -6,6 +6,7 @@ Release Notes. ------------------ #### Features * Separate multiple process for reading connection information in the access log module. +* Add a delay time before delete the connection in the access log module. #### Bug Fixes * Fix the base image cannot run in the arm64. diff --git a/pkg/accesslog/collector/connect.go b/pkg/accesslog/collector/connect.go index 623ee3d0..cda29ba6 100644 --- a/pkg/accesslog/collector/connect.go +++ b/pkg/accesslog/collector/connect.go @@ -74,7 +74,7 @@ func (c *ConnectCollector) Start(_ *module.Manager, ctx *common.AccessLogContext if err != nil { connectLogger.Warnf("cannot create the connection tracker, %v", err) } - c.eventQueue = btf.NewEventQueue(ctx.Config.ConnectionAnalyze.Parallels, ctx.Config.ConnectionAnalyze.QueueSize, func() btf.PartitionContext { + c.eventQueue = btf.NewEventQueue(ctx.Config.ConnectionAnalyze.Parallels, ctx.Config.ConnectionAnalyze.QueueSize, func(num int) btf.PartitionContext { return newConnectionPartitionContext(ctx, track) }) c.eventQueue.RegisterReceiver(ctx.BPF.SocketConnectionEventQueue, int(perCPUBufferSize), func() interface{} { diff --git a/pkg/accesslog/collector/protocols/http1.go b/pkg/accesslog/collector/protocols/http1.go index 13b8661a..a33e170f 100644 --- a/pkg/accesslog/collector/protocols/http1.go +++ b/pkg/accesslog/collector/protocols/http1.go @@ -150,7 +150,8 @@ func (p *HTTP1Protocol) handleHTTPData(metrics *HTTP1Metrics, request *reader.Re detailEvents = appendSocketDetailsFromBuffer(detailEvents, response.BodyBuffer()) if len(detailEvents) == 0 { - http1Log.Warnf("cannot found any detail events for HTTP/1.x protocol, data id: %d-%d", + http1Log.Warnf("cannot found any detail events for HTTP/1.x protocol, connection ID: %d, random ID: %d, data id: %d-%d", + metrics.connectionID, metrics.randomID, request.MinDataID(), response.BodyBuffer().LastSocketBuffer().DataID()) return } diff --git a/pkg/accesslog/collector/protocols/queue.go b/pkg/accesslog/collector/protocols/queue.go index 70c77439..cc4cdfe9 100644 --- a/pkg/accesslog/collector/protocols/queue.go +++ b/pkg/accesslog/collector/protocols/queue.go @@ -70,8 +70,8 @@ func NewAnalyzeQueue(ctx *common.AccessLogContext) (*AnalyzeQueue, error) { return &AnalyzeQueue{ context: ctx, perCPUBuffer: perCPUBufferSize, - eventQueue: btf.NewEventQueue(ctx.Config.ProtocolAnalyze.Parallels, ctx.Config.ProtocolAnalyze.QueueSize, func() btf.PartitionContext { - return NewPartitionContext(ctx) + eventQueue: btf.NewEventQueue(ctx.Config.ProtocolAnalyze.Parallels, ctx.Config.ProtocolAnalyze.QueueSize, func(num int) btf.PartitionContext { + return NewPartitionContext(ctx, num) }), detailSupplier: func() events.SocketDetail { return &events.SocketDetailEvent{} @@ -99,9 +99,10 @@ func (q *AnalyzeQueue) ChangeDetailSupplier(supplier func() events.SocketDetail) } type PartitionContext struct { - context *common.AccessLogContext - protocolMgr *ProtocolManager - connections cmap.ConcurrentMap + context *common.AccessLogContext + protocolMgr *ProtocolManager + connections cmap.ConcurrentMap + partitionNum int analyzeLocker sync.Mutex } @@ -118,11 +119,12 @@ func newPartitionConnection(protocolMgr *ProtocolManager, conID, randomID uint64 } } -func NewPartitionContext(ctx *common.AccessLogContext) *PartitionContext { +func NewPartitionContext(ctx *common.AccessLogContext, num int) *PartitionContext { pc := &PartitionContext{ - context: ctx, - protocolMgr: NewProtocolManager(ctx), - connections: cmap.New(), + context: ctx, + protocolMgr: NewProtocolManager(ctx), + connections: cmap.New(), + partitionNum: num, } ctx.ConnectionMgr.RegisterProcessor(pc) return pc @@ -131,12 +133,16 @@ func NewPartitionContext(ctx *common.AccessLogContext) *PartitionContext { func (p *PartitionContext) OnConnectionClose(event *events.SocketCloseEvent, closeCallback common.ConnectionProcessFinishCallback) { conn, exist := p.connections.Get(p.buildConnectionKey(event.GetConnectionID(), event.GetRandomID())) if !exist { + log.Debugf("connection is not exist in the partion context, connection ID: %d, random ID: %d, partition number: %d", + event.GetConnectionID(), event.GetRandomID(), p.partitionNum) closeCallback() return } connection := conn.(*PartitionConnection) connection.closeCallback = closeCallback connection.closed = true + log.Debugf("receive the connection close event and mark is closable, connection ID: %d, random ID: %d, partition number: %d", + event.GetConnectionID(), event.GetRandomID(), p.partitionNum) } func (p *PartitionContext) Start(ctx context.Context) { @@ -236,6 +242,8 @@ func (p *PartitionContext) processEvents() { info.closeCallback() } closedConnections = append(closedConnections, conKey) + log.Debugf("detect the connection is already closed, then notify to the callback, connection ID: %d, random ID: %d, partition number: %d", + info.connectionID, info.randomID, p.partitionNum) } }) diff --git a/pkg/accesslog/common/connection.go b/pkg/accesslog/common/connection.go index 3681f95b..7c0e9922 100644 --- a/pkg/accesslog/common/connection.go +++ b/pkg/accesslog/common/connection.go @@ -54,6 +54,9 @@ const ( // clean the active connection in BPF interval cleanActiveConnectionInterval = time.Second * 20 + + // in case the reading the data from BPF queue is disordered, so add a delay time to delete the connection information + connectionDeleteDelayTime = time.Second * 20 ) type addressProcessType int @@ -147,6 +150,7 @@ type ConnectionInfo struct { MarkDeletable bool PID uint32 Socket *ip.SocketPair + DeleteAfter *time.Time } func NewConnectionManager(config *Config, moduleMgr *module.Manager, bpfLoader *bpf.Loader, filter MonitorFilter) *ConnectionManager { @@ -620,6 +624,7 @@ func (c *ConnectionManager) OnBuildConnectionLogFinished() { // delete all connections which marked as deletable // all deletable connection events been sent deletableConnections := make(map[string]bool, 0) + now := time.Now() c.connections.IterCb(func(key string, v interface{}) { con, ok := v.(*ConnectionInfo) if !ok || con == nil { @@ -628,7 +633,14 @@ func (c *ConnectionManager) OnBuildConnectionLogFinished() { // already mark as deletable or process not monitoring shouldDelete := con.MarkDeletable || !c.ProcessIsMonitor(con.PID) - if shouldDelete { + if shouldDelete && con.DeleteAfter == nil { + deleteAfterTime := now.Add(connectionDeleteDelayTime) + con.DeleteAfter = &deleteAfterTime + log.Debugf("detected the connection has mark as deletable, so add a delay timer, connection ID: %d, random ID: %d", + con.ConnectionID, con.RandomID) + } + + if shouldDelete && now.After(*con.DeleteAfter) { deletableConnections[key] = true } }) diff --git a/pkg/profiling/task/network/analyze/layer7/events.go b/pkg/profiling/task/network/analyze/layer7/events.go index dfbf903b..2a54579f 100644 --- a/pkg/profiling/task/network/analyze/layer7/events.go +++ b/pkg/profiling/task/network/analyze/layer7/events.go @@ -29,7 +29,7 @@ import ( ) func (l *Listener) initSocketDataQueue(parallels, queueSize int, config *profiling.TaskConfig) { - l.socketDataQueue = btf.NewEventQueue(parallels, queueSize, func() btf.PartitionContext { + l.socketDataQueue = btf.NewEventQueue(parallels, queueSize, func(num int) btf.PartitionContext { return NewSocketDataPartitionContext(l, config) }) } diff --git a/pkg/tools/btf/queue.go b/pkg/tools/btf/queue.go index 9b3154b1..dc0b7cb3 100644 --- a/pkg/tools/btf/queue.go +++ b/pkg/tools/btf/queue.go @@ -45,10 +45,10 @@ type mapReceiver struct { router func(data interface{}) string } -func NewEventQueue(partitionCount, sizePerPartition int, contextGenerator func() PartitionContext) *EventQueue { +func NewEventQueue(partitionCount, sizePerPartition int, contextGenerator func(partitionNum int) PartitionContext) *EventQueue { partitions := make([]*partition, 0) for i := 0; i < partitionCount; i++ { - partitions = append(partitions, newPartition(i, sizePerPartition, contextGenerator())) + partitions = append(partitions, newPartition(i, sizePerPartition, contextGenerator(i))) } return &EventQueue{count: partitionCount, partitions: partitions} } diff --git a/test/e2e/cases/profiling/task/network/http2/go.sum b/test/e2e/cases/profiling/task/network/http2/go.sum new file mode 100644 index 00000000..6f1b6205 --- /dev/null +++ b/test/e2e/cases/profiling/task/network/http2/go.sum @@ -0,0 +1,106 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= +github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY= +github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod 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