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chore: bump submodule dae_bpf_headers (#487)

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/gray
2024-03-30 14:34:15 +08:00
committed by GitHub
parent b9741c92fc
commit 7aad3a9474
7 changed files with 23 additions and 3 deletions
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11
trace/trace.go
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@ -20,6 +20,8 @@ import (
"github.com/cilium/ebpf/btf"
"github.com/cilium/ebpf/link"
"github.com/cilium/ebpf/ringbuf"
"github.com/daeuniverse/dae/common/consts"
internal "github.com/daeuniverse/dae/pkg/ebpf_internal"
"github.com/sirupsen/logrus"
)
@ -42,6 +44,15 @@ func init() {
}
func StartTrace(ctx context.Context, ipVersion int, l4ProtoNo uint16, port int, outputFile string) (err error) {
kernelVersion, err := internal.KernelVersion()
if err != nil {
return fmt.Errorf("failed to get kernel version: %w", err)
}
if requirement := consts.HelperBpfGetFuncIpVersionFeatureVersion; kernelVersion.Less(requirement) {
return fmt.Errorf("your kernel version %v does not support bpf_get_func_ip; expect >=%v; upgrade your kernel and try again",
kernelVersion.String(),
requirement.String())
}
objs, err := rewriteAndLoadBpf(ipVersion, l4ProtoNo, port)
if err != nil {
return