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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2020-12-10 07:38:02 -0500
committerGitHub <noreply@github.com>2020-12-10 07:38:02 -0500
commitdeb00425c2984ea42158ce6afec74474de998bfd (patch)
treeb883177c4cdf101bc862038b3258dc0b450bc243 /vendor/github.com/vishvananda/netlink/qdisc_linux.go
parenteaa19a1c10c8eb2e5d8a0d864c123c2f3484b01a (diff)
parenteb9e77430406f5223241d785b9f6807296534a3d (diff)
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Merge pull request #8678 from containers/dependabot/go_modules/github.com/containernetworking/plugins-0.9.0
Bump github.com/containernetworking/plugins from 0.8.7 to 0.9.0
Diffstat (limited to 'vendor/github.com/vishvananda/netlink/qdisc_linux.go')
-rw-r--r--vendor/github.com/vishvananda/netlink/qdisc_linux.go41
1 files changed, 36 insertions, 5 deletions
diff --git a/vendor/github.com/vishvananda/netlink/qdisc_linux.go b/vendor/github.com/vishvananda/netlink/qdisc_linux.go
index e9eee5908..d0e1ca194 100644
--- a/vendor/github.com/vishvananda/netlink/qdisc_linux.go
+++ b/vendor/github.com/vishvananda/netlink/qdisc_linux.go
@@ -278,6 +278,14 @@ func qdiscPayload(req *nl.NetlinkRequest, qdisc Qdisc) error {
if qdisc.FlowDefaultRate > 0 {
options.AddRtAttr(nl.TCA_FQ_FLOW_DEFAULT_RATE, nl.Uint32Attr((uint32(qdisc.FlowDefaultRate))))
}
+ case *Sfq:
+ opt := nl.TcSfqQoptV1{}
+ opt.TcSfqQopt.Quantum = qdisc.Quantum
+ opt.TcSfqQopt.Perturb = int32(qdisc.Perturb)
+ opt.TcSfqQopt.Limit = qdisc.Limit
+ opt.TcSfqQopt.Divisor = qdisc.Divisor
+
+ options = nl.NewRtAttr(nl.TCA_OPTIONS, opt.Serialize())
default:
options = nil
}
@@ -362,6 +370,8 @@ func (h *Handle) QdiscList(link Link) ([]Qdisc, error) {
qdisc = &FqCodel{}
case "netem":
qdisc = &Netem{}
+ case "sfq":
+ qdisc = &Sfq{}
default:
qdisc = &GenericQdisc{QdiscType: qdiscType}
}
@@ -417,6 +427,10 @@ func (h *Handle) QdiscList(link Link) ([]Qdisc, error) {
if err := parseNetemData(qdisc, attr.Value); err != nil {
return nil, err
}
+ case "sfq":
+ if err := parseSfqData(qdisc, attr.Value); err != nil {
+ return nil, err
+ }
// no options for ingress
}
@@ -582,6 +596,17 @@ func parseTbfData(qdisc Qdisc, data []syscall.NetlinkRouteAttr) error {
return nil
}
+func parseSfqData(qdisc Qdisc, value []byte) error {
+ sfq := qdisc.(*Sfq)
+ opt := nl.DeserializeTcSfqQoptV1(value)
+ sfq.Quantum = opt.TcSfqQopt.Quantum
+ sfq.Perturb = uint8(opt.TcSfqQopt.Perturb)
+ sfq.Limit = opt.TcSfqQopt.Limit
+ sfq.Divisor = opt.TcSfqQopt.Divisor
+
+ return nil
+}
+
const (
TIME_UNITS_PER_SEC = 1000000
)
@@ -598,10 +623,10 @@ func initClock() {
return
}
parts := strings.Split(strings.TrimSpace(string(data)), " ")
- if len(parts) < 3 {
+ if len(parts) < 4 {
return
}
- var vals [3]uint64
+ var vals [4]uint64
for i := range vals {
val, err := strconv.ParseUint(parts[i], 16, 32)
if err != nil {
@@ -615,7 +640,12 @@ func initClock() {
}
clockFactor = float64(vals[2]) / TIME_UNITS_PER_SEC
tickInUsec = float64(vals[0]) / float64(vals[1]) * clockFactor
- hz = float64(vals[0])
+ if vals[2] == 1000000 {
+ // ref https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/tree/lib/utils.c#n963
+ hz = float64(vals[3])
+ } else {
+ hz = 100
+ }
}
func TickInUsec() float64 {
@@ -663,6 +693,7 @@ func latency(rate uint64, limit, buffer uint32) float64 {
return TIME_UNITS_PER_SEC*(float64(limit)/float64(rate)) - float64(tick2Time(buffer))
}
-func Xmittime(rate uint64, size uint32) float64 {
- return TickInUsec() * TIME_UNITS_PER_SEC * (float64(size) / float64(rate))
+func Xmittime(rate uint64, size uint32) uint32 {
+ // https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/tree/tc/tc_core.c#n62
+ return time2Tick(uint32(TIME_UNITS_PER_SEC * (float64(size) / float64(rate))))
}