This is an automated email from the ASF dual-hosted git repository.
wusheng pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/skywalking-rover.git
The following commit(s) were added to refs/heads/main by this push:
new 52e213e Add a delay time before delete the connection in the access
log module (#155)
52e213e is described below
commit 52e213ee4220335d64adbd2833267926291b3ae7
Author: mrproliu <[email protected]>
AuthorDate: Thu Nov 14 12:15:16 2024 +0900
Add a delay time before delete the connection in the access log module
(#155)
---
CHANGES.md | 1 +
pkg/accesslog/collector/connect.go | 2 +-
pkg/accesslog/collector/protocols/http1.go | 3 +-
pkg/accesslog/collector/protocols/queue.go | 26 +++--
pkg/accesslog/common/connection.go | 14 ++-
.../task/network/analyze/layer7/events.go | 2 +-
pkg/tools/btf/queue.go | 4 +-
test/e2e/cases/profiling/task/network/http2/go.sum | 106 +++++++++++++++++++++
8 files changed, 143 insertions(+), 15 deletions(-)
diff --git a/CHANGES.md b/CHANGES.md
index 0b3585e..e206a6d 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 623ee3d..cda29ba 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 13b8661..a33e170 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 70c7743..cc4cdfe 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 3681f95..7c0e992 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 dfbf903..2a54579 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 9b3154b..dc0b7cb 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 0000000..6f1b620
--- /dev/null
+++ b/test/e2e/cases/profiling/task/network/http2/go.sum
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