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enable rule statistic and time statistic for flower actions

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This commit is contained in:
liuhao.0912 2023-07-27 14:37:55 +08:00 committed by Alessandro Boch
parent 004274e828
commit 0ced838538
6 changed files with 128 additions and 28 deletions
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2
class.go
View File

@ -47,6 +47,7 @@ type ClassStatistics struct {
Basic *GnetStatsBasic
Queue *GnetStatsQueue
RateEst *GnetStatsRateEst
BasicHw *GnetStatsBasic // Hardward statistics added in kernel 4.20
}
// NewClassStatistics Construct a ClassStatistics struct which fields are all initialized by 0.
@ -55,6 +56,7 @@ func NewClassStatistics() *ClassStatistics {
Basic: &GnetStatsBasic{},
Queue: &GnetStatsQueue{},
RateEst: &GnetStatsRateEst{},
BasicHw: &GnetStatsBasic{},
}
}

5
class_linux.go
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@ -388,6 +388,11 @@ func parseTcStats2(data []byte) (*ClassStatistics, error) {
return nil, fmt.Errorf("Failed to parse ClassStatistics.RateEst with: %v\n%s",
err, hex.Dump(datum.Value))
}
case nl.TCA_STATS_BASIC_HW:
if err := parseGnetStats(datum.Value, stats.BasicHw); err != nil {
return nil, fmt.Errorf("Failed to parse ClassStatistics.BasicHw with: %v\n%s",
err, hex.Dump(datum.Value))
}
}
}

15
filter.go
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@ -123,12 +123,27 @@ type ActionAttrs struct {
Action TcAct
Refcnt int
Bindcnt int
Statistics *ActionStatistic
Timestamp *ActionTimestamp
}
func (q ActionAttrs) String() string {
return fmt.Sprintf("{Index: %d, Capab: %x, Action: %s, Refcnt: %d, Bindcnt: %d}", q.Index, q.Capab, q.Action.String(), q.Refcnt, q.Bindcnt)
}
type ActionTimestamp struct {
Installed uint64
LastUsed uint64
Expires uint64
FirstUsed uint64
}
func (t ActionTimestamp) String() string {
return fmt.Sprintf("Installed %d LastUsed %d Expires %d FirstUsed %d", t.Installed, t.LastUsed, t.Expires, t.FirstUsed)
}
type ActionStatistic ClassStatistics
// Action represents an action in any supported filter.
type Action interface {
Attrs() *ActionAttrs

40
filter_linux.go
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@ -528,6 +528,14 @@ func toAttrs(tcgen *nl.TcGen, attrs *ActionAttrs) {
attrs.Bindcnt = int(tcgen.Bindcnt)
}
func toTimeStamp(tcf *nl.Tcf) *ActionTimestamp {
return &ActionTimestamp{
Installed: tcf.Install,
LastUsed: tcf.LastUse,
Expires: tcf.Expires,
FirstUsed: tcf.FirstUse}
}
func encodePolice(attr *nl.RtAttr, action *PoliceAction) error {
var rtab [256]uint32
var ptab [256]uint32
@ -748,6 +756,8 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) {
for _, table := range tables {
var action Action
var actionType string
var actionnStatistic *ActionStatistic
var actionTimestamp *ActionTimestamp
aattrs, err := nl.ParseRouteAttr(table.Value)
if err != nil {
return nil, err
@ -795,7 +805,11 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) {
toAttrs(&mirred.TcGen, action.Attrs())
action.(*MirredAction).Ifindex = int(mirred.Ifindex)
action.(*MirredAction).MirredAction = MirredAct(mirred.Eaction)
case nl.TCA_MIRRED_TM:
tcTs := nl.DeserializeTcf(adatum.Value)
actionTimestamp = toTimeStamp(tcTs)
}
case "tunnel_key":
switch adatum.Attr.Type {
case nl.TCA_TUNNEL_KEY_PARMS:
@ -811,6 +825,9 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) {
action.(*TunnelKeyAction).DstAddr = adatum.Value[:]
case nl.TCA_TUNNEL_KEY_ENC_DST_PORT:
action.(*TunnelKeyAction).DestPort = ntohs(adatum.Value)
case nl.TCA_TUNNEL_KEY_TM:
tcTs := nl.DeserializeTcf(adatum.Value)
actionTimestamp = toTimeStamp(tcTs)
}
case "skbedit":
switch adatum.Attr.Type {
@ -833,6 +850,9 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) {
case nl.TCA_SKBEDIT_QUEUE_MAPPING:
mapping := native.Uint16(adatum.Value[0:2])
action.(*SkbEditAction).QueueMapping = &mapping
case nl.TCA_SKBEDIT_TM:
tcTs := nl.DeserializeTcf(adatum.Value)
actionTimestamp = toTimeStamp(tcTs)
}
case "bpf":
switch adatum.Attr.Type {
@ -843,6 +863,9 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) {
action.(*BpfAction).Fd = int(native.Uint32(adatum.Value[0:4]))
case nl.TCA_ACT_BPF_NAME:
action.(*BpfAction).Name = string(adatum.Value[:len(adatum.Value)-1])
case nl.TCA_ACT_BPF_TM:
tcTs := nl.DeserializeTcf(adatum.Value)
actionTimestamp = toTimeStamp(tcTs)
}
case "connmark":
switch adatum.Attr.Type {
@ -851,6 +874,9 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) {
action.(*ConnmarkAction).ActionAttrs = ActionAttrs{}
toAttrs(&connmark.TcGen, action.Attrs())
action.(*ConnmarkAction).Zone = connmark.Zone
case nl.TCA_CONNMARK_TM:
tcTs := nl.DeserializeTcf(adatum.Value)
actionTimestamp = toTimeStamp(tcTs)
}
case "csum":
switch adatum.Attr.Type {
@ -859,6 +885,9 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) {
action.(*CsumAction).ActionAttrs = ActionAttrs{}
toAttrs(&csum.TcGen, action.Attrs())
action.(*CsumAction).UpdateFlags = CsumUpdateFlags(csum.UpdateFlags)
case nl.TCA_CSUM_TM:
tcTs := nl.DeserializeTcf(adatum.Value)
actionTimestamp = toTimeStamp(tcTs)
}
case "gact":
switch adatum.Attr.Type {
@ -868,13 +897,24 @@ func parseActions(tables []syscall.NetlinkRouteAttr) ([]Action, error) {
if action.Attrs().Action.String() == "goto" {
action.(*GenericAction).Chain = TC_ACT_EXT_VAL_MASK & gen.Action
}
case nl.TCA_GACT_TM:
tcTs := nl.DeserializeTcf(adatum.Value)
actionTimestamp = toTimeStamp(tcTs)
}
case "police":
parsePolice(adatum, action.(*PoliceAction))
}
}
case nl.TCA_ACT_STATS:
s, err := parseTcStats2(aattr.Value)
if err != nil {
return nil, err
}
actionnStatistic = (*ActionStatistic)(s)
}
}
action.Attrs().Statistics = actionnStatistic
action.Attrs().Timestamp = actionTimestamp
actions = append(actions, action)
}
return actions, nil

18
filter_test.go
View File

@ -7,6 +7,7 @@ import (
"net"
"reflect"
"testing"
"time"
"github.com/vishvananda/netlink/nl"
"golang.org/x/sys/unix"
@ -1815,6 +1816,7 @@ func TestFilterFlowerAddDel(t *testing.T) {
t.Fatal(err)
}
time.Sleep(time.Second)
filters, err := FilterList(link, MakeHandle(0xffff, 0))
if err != nil {
t.Fatal(err)
@ -1881,6 +1883,14 @@ func TestFilterFlowerAddDel(t *testing.T) {
t.Fatal("Mirred action isn't TC_ACT_STOLEN")
}
if mia.Timestamp == nil || mia.Timestamp.Installed == 0 {
t.Fatal("Incorrect mirred action timestamp")
}
if mia.Statistics == nil {
t.Fatal("Incorrect mirred action stats")
}
ga, ok := flower.Actions[1].(*GenericAction)
if !ok {
t.Fatal("Unable to find generic action")
@ -1890,6 +1900,14 @@ func TestFilterFlowerAddDel(t *testing.T) {
t.Fatal("Generic action isn't TC_ACT_GOTO_CHAIN")
}
if ga.Timestamp == nil || ga.Timestamp.Installed == 0 {
t.Fatal("Incorrect generic action timestamp")
}
if ga.Statistics == nil {
t.Fatal("Incorrect generic action stats")
}
if err := FilterDel(filter); err != nil {
t.Fatal(err)
}

22
nl/tc_linux.go
View File

@ -89,7 +89,11 @@ const (
TCA_STATS_RATE_EST
TCA_STATS_QUEUE
TCA_STATS_APP
TCA_STATS_MAX = TCA_STATS_APP
TCA_STATS_RATE_EST64
TCA_STATS_PAD
TCA_STATS_BASIC_HW
TCA_STATS_PKT64
TCA_STATS_MAX = TCA_STATS_PKT64
)
const (
@ -150,6 +154,18 @@ func (x *TcMsg) Serialize() []byte {
return (*(*[SizeofTcMsg]byte)(unsafe.Pointer(x)))[:]
}
type Tcf struct {
Install uint64
LastUse uint64
Expires uint64
FirstUse uint64
}
func DeserializeTcf(b []byte) *Tcf {
const size = int(unsafe.Sizeof(Tcf{}))
return (*Tcf)(unsafe.Pointer(&b[0:size][0]))
}
// struct tcamsg {
// unsigned char tca_family;
// unsigned char tca__pad1;
@ -1106,7 +1122,9 @@ func (x *TcSfqRedStats) Serialize() []byte {
// struct tc_sfq_qopt v0;
// unsigned int depth; /* max number of packets per flow */
// unsigned int headdrop;
//
// /* SFQRED parameters */
//
// __u32 limit; /* HARD maximal flow queue length (bytes) */
// __u32 qth_min; /* Min average length threshold (bytes) */
// __u32 qth_max; /* Max average length threshold (bytes) */
@ -1115,7 +1133,9 @@ func (x *TcSfqRedStats) Serialize() []byte {
// unsigned char Scell_log; /* cell size for idle damping */
// unsigned char flags;
// __u32 max_P; /* probability, high resolution */
//
// /* SFQRED stats */
//
// struct tc_sfqred_stats stats;
// };
type TcSfqQoptV1 struct {