diff --git a/api/v1/README.md b/api/v1/README.md index 74f45950306..103a22eacc0 100644 --- a/api/v1/README.md +++ b/api/v1/README.md @@ -954,6 +954,9 @@ RuntimeHookRequest synchronously propagates information to the agent about run-t | KPROBE_ACTION_DNSLOOKUP | 8 | GetURL action issue a DNS lookup against an URL from userspace. | | KPROBE_ACTION_NOPOST | 9 | NoPost action suppresses the transmission of the event to userspace. | | KPROBE_ACTION_SIGNAL | 10 | Signal action sends specified signal to the process. | +| KPROBE_ACTION_TRACKSOCK | 11 | TrackSock action tracks socket. | +| KPROBE_ACTION_UNTRACKSOCK | 12 | UntrackSock action un-tracks socket. | +| KPROBE_ACTION_NOTIFYKILLER | 13 | NotifyKiller action notifies killer sensor. | diff --git a/api/v1/tetragon/tetragon.pb.go b/api/v1/tetragon/tetragon.pb.go index c64b3e5b6e0..9e46d2dcdd6 100644 --- a/api/v1/tetragon/tetragon.pb.go +++ b/api/v1/tetragon/tetragon.pb.go @@ -51,6 +51,12 @@ const ( KprobeAction_KPROBE_ACTION_NOPOST KprobeAction = 9 // Signal action sends specified signal to the process. KprobeAction_KPROBE_ACTION_SIGNAL KprobeAction = 10 + // TrackSock action tracks socket. + KprobeAction_KPROBE_ACTION_TRACKSOCK KprobeAction = 11 + // UntrackSock action un-tracks socket. + KprobeAction_KPROBE_ACTION_UNTRACKSOCK KprobeAction = 12 + // NotifyKiller action notifies killer sensor. + KprobeAction_KPROBE_ACTION_NOTIFYKILLER KprobeAction = 13 ) // Enum value maps for KprobeAction. @@ -67,19 +73,25 @@ var ( 8: "KPROBE_ACTION_DNSLOOKUP", 9: "KPROBE_ACTION_NOPOST", 10: "KPROBE_ACTION_SIGNAL", + 11: "KPROBE_ACTION_TRACKSOCK", + 12: "KPROBE_ACTION_UNTRACKSOCK", + 13: "KPROBE_ACTION_NOTIFYKILLER", } KprobeAction_value = map[string]int32{ - "KPROBE_ACTION_UNKNOWN": 0, - "KPROBE_ACTION_POST": 1, - "KPROBE_ACTION_FOLLOWFD": 2, - "KPROBE_ACTION_SIGKILL": 3, - "KPROBE_ACTION_UNFOLLOWFD": 4, - "KPROBE_ACTION_OVERRIDE": 5, - "KPROBE_ACTION_COPYFD": 6, - "KPROBE_ACTION_GETURL": 7, - "KPROBE_ACTION_DNSLOOKUP": 8, - "KPROBE_ACTION_NOPOST": 9, - "KPROBE_ACTION_SIGNAL": 10, + "KPROBE_ACTION_UNKNOWN": 0, + "KPROBE_ACTION_POST": 1, + "KPROBE_ACTION_FOLLOWFD": 2, + "KPROBE_ACTION_SIGKILL": 3, + "KPROBE_ACTION_UNFOLLOWFD": 4, + "KPROBE_ACTION_OVERRIDE": 5, + "KPROBE_ACTION_COPYFD": 6, + "KPROBE_ACTION_GETURL": 7, + "KPROBE_ACTION_DNSLOOKUP": 8, + "KPROBE_ACTION_NOPOST": 9, + "KPROBE_ACTION_SIGNAL": 10, + "KPROBE_ACTION_TRACKSOCK": 11, + "KPROBE_ACTION_UNTRACKSOCK": 12, + "KPROBE_ACTION_NOTIFYKILLER": 13, } ) @@ -3981,7 +3993,7 @@ var file_tetragon_tetragon_proto_rawDesc = []byte{ 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x45, 0x6e, 0x74, 0x72, 0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x14, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x76, 0x61, - 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KPROBE_ACTION_SIGNAL = 10; + // TrackSock action tracks socket. + KPROBE_ACTION_TRACKSOCK = 11; + // UntrackSock action un-tracks socket. + KPROBE_ACTION_UNTRACKSOCK = 12; + // NotifyKiller action notifies killer sensor. + KPROBE_ACTION_NOTIFYKILLER = 13; } message ProcessKprobe { diff --git a/contrib/rthooks/tetragon-oci-hook/vendor/github.com/cilium/tetragon/api/v1/tetragon/tetragon.pb.go b/contrib/rthooks/tetragon-oci-hook/vendor/github.com/cilium/tetragon/api/v1/tetragon/tetragon.pb.go index c64b3e5b6e0..9e46d2dcdd6 100644 --- a/contrib/rthooks/tetragon-oci-hook/vendor/github.com/cilium/tetragon/api/v1/tetragon/tetragon.pb.go +++ b/contrib/rthooks/tetragon-oci-hook/vendor/github.com/cilium/tetragon/api/v1/tetragon/tetragon.pb.go @@ -51,6 +51,12 @@ const ( KprobeAction_KPROBE_ACTION_NOPOST KprobeAction = 9 // Signal action sends specified signal to the process. KprobeAction_KPROBE_ACTION_SIGNAL KprobeAction = 10 + // TrackSock action tracks socket. + KprobeAction_KPROBE_ACTION_TRACKSOCK KprobeAction = 11 + // UntrackSock action un-tracks socket. + KprobeAction_KPROBE_ACTION_UNTRACKSOCK KprobeAction = 12 + // NotifyKiller action notifies killer sensor. + KprobeAction_KPROBE_ACTION_NOTIFYKILLER KprobeAction = 13 ) // Enum value maps for KprobeAction. @@ -67,19 +73,25 @@ var ( 8: "KPROBE_ACTION_DNSLOOKUP", 9: "KPROBE_ACTION_NOPOST", 10: "KPROBE_ACTION_SIGNAL", + 11: "KPROBE_ACTION_TRACKSOCK", + 12: "KPROBE_ACTION_UNTRACKSOCK", + 13: "KPROBE_ACTION_NOTIFYKILLER", } KprobeAction_value = map[string]int32{ - "KPROBE_ACTION_UNKNOWN": 0, - "KPROBE_ACTION_POST": 1, - "KPROBE_ACTION_FOLLOWFD": 2, - "KPROBE_ACTION_SIGKILL": 3, - "KPROBE_ACTION_UNFOLLOWFD": 4, - "KPROBE_ACTION_OVERRIDE": 5, - "KPROBE_ACTION_COPYFD": 6, - "KPROBE_ACTION_GETURL": 7, - "KPROBE_ACTION_DNSLOOKUP": 8, - "KPROBE_ACTION_NOPOST": 9, - "KPROBE_ACTION_SIGNAL": 10, + "KPROBE_ACTION_UNKNOWN": 0, + "KPROBE_ACTION_POST": 1, + "KPROBE_ACTION_FOLLOWFD": 2, + "KPROBE_ACTION_SIGKILL": 3, + "KPROBE_ACTION_UNFOLLOWFD": 4, + "KPROBE_ACTION_OVERRIDE": 5, + "KPROBE_ACTION_COPYFD": 6, + "KPROBE_ACTION_GETURL": 7, + "KPROBE_ACTION_DNSLOOKUP": 8, + "KPROBE_ACTION_NOPOST": 9, + "KPROBE_ACTION_SIGNAL": 10, + "KPROBE_ACTION_TRACKSOCK": 11, + "KPROBE_ACTION_UNTRACKSOCK": 12, + "KPROBE_ACTION_NOTIFYKILLER": 13, } ) @@ -3981,7 +3993,7 @@ var file_tetragon_tetragon_proto_rawDesc = []byte{ 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x45, 0x6e, 0x74, 0x72, 0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x14, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x76, 0x61, - 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KPROBE_ACTION_SIGNAL = 10; + // TrackSock action tracks socket. + KPROBE_ACTION_TRACKSOCK = 11; + // UntrackSock action un-tracks socket. + KPROBE_ACTION_UNTRACKSOCK = 12; + // NotifyKiller action notifies killer sensor. + KPROBE_ACTION_NOTIFYKILLER = 13; } message ProcessKprobe { diff --git a/docs/content/en/docs/reference/grpc-api.md b/docs/content/en/docs/reference/grpc-api.md index 81625b39709..b63743faf34 100644 --- a/docs/content/en/docs/reference/grpc-api.md +++ b/docs/content/en/docs/reference/grpc-api.md @@ -577,6 +577,9 @@ RuntimeHookRequest synchronously propagates information to the agent about run-t | KPROBE_ACTION_DNSLOOKUP | 8 | GetURL action issue a DNS lookup against an URL from userspace. | | KPROBE_ACTION_NOPOST | 9 | NoPost action suppresses the transmission of the event to userspace. | | KPROBE_ACTION_SIGNAL | 10 | Signal action sends specified signal to the process. | +| KPROBE_ACTION_TRACKSOCK | 11 | TrackSock action tracks socket. | +| KPROBE_ACTION_UNTRACKSOCK | 12 | UntrackSock action un-tracks socket. | +| KPROBE_ACTION_NOTIFYKILLER | 13 | NotifyKiller action notifies killer sensor. | diff --git a/pkg/api/tracingapi/client_kprobe.go b/pkg/api/tracingapi/client_kprobe.go index 1fe18b3924c..051b2550c33 100644 --- a/pkg/api/tracingapi/client_kprobe.go +++ b/pkg/api/tracingapi/client_kprobe.go @@ -12,16 +12,19 @@ const ( ) const ( - ActionPost = 0 - ActionFollowFd = 1 - ActionSigKill = 2 - ActionUnfollowFd = 3 - ActionOverride = 4 - ActionCopyFd = 5 - ActionGetUrl = 6 - ActionLookupDns = 7 - ActionNoPost = 8 - ActionSignal = 9 + ActionPost = 0 + ActionFollowFd = 1 + ActionSigKill = 2 + ActionUnfollowFd = 3 + ActionOverride = 4 + ActionCopyFd = 5 + ActionGetUrl = 6 + ActionLookupDns = 7 + ActionNoPost = 8 + ActionSignal = 9 + ActionTrackSock = 10 + ActionUntrackSock = 11 + ActionNotifyKiller = 12 ) const ( diff --git a/pkg/grpc/tracing/tracing.go b/pkg/grpc/tracing/tracing.go index 21ea82b3b7b..1f73684ce4c 100644 --- a/pkg/grpc/tracing/tracing.go +++ b/pkg/grpc/tracing/tracing.go @@ -52,6 +52,12 @@ func kprobeAction(act uint64) tetragon.KprobeAction { return tetragon.KprobeAction_KPROBE_ACTION_NOPOST case tracingapi.ActionSignal: return tetragon.KprobeAction_KPROBE_ACTION_SIGNAL + case tracingapi.ActionTrackSock: + return tetragon.KprobeAction_KPROBE_ACTION_TRACKSOCK + case tracingapi.ActionUntrackSock: + return tetragon.KprobeAction_KPROBE_ACTION_UNTRACKSOCK + case tracingapi.ActionNotifyKiller: + return tetragon.KprobeAction_KPROBE_ACTION_NOTIFYKILLER default: return tetragon.KprobeAction_KPROBE_ACTION_UNKNOWN } @@ -299,6 +305,7 @@ type MsgGenericTracepointUnix struct { Event string Args []tracingapi.MsgGenericTracepointArg PolicyName string + Action uint64 } func (msg *MsgGenericTracepointUnix) Notify() bool { @@ -369,6 +376,7 @@ func (msg *MsgGenericTracepointUnix) HandleMessage() *tetragon.GetEventsResponse Subsys: msg.Subsys, Event: msg.Event, Args: tetragonArgs, + Action: kprobeAction(msg.Action), } if ec := eventcache.Get(); ec != nil && diff --git a/pkg/sensors/tracing/generictracepoint.go b/pkg/sensors/tracing/generictracepoint.go index 94d1ddaec38..c3f918e0b81 100644 --- a/pkg/sensors/tracing/generictracepoint.go +++ b/pkg/sensors/tracing/generictracepoint.go @@ -622,6 +622,7 @@ func handleGenericTracepoint(r *bytes.Reader) ([]observer.Event, error) { Tid: m.Tid, Subsys: "UNKNOWN", Event: "UNKNOWN", + Action: m.ActionId, } tp, err := genericTracepointTable.getTracepoint(int(m.FuncId)) diff --git a/vendor/github.com/cilium/tetragon/api/v1/tetragon/tetragon.pb.go b/vendor/github.com/cilium/tetragon/api/v1/tetragon/tetragon.pb.go index c64b3e5b6e0..9e46d2dcdd6 100644 --- a/vendor/github.com/cilium/tetragon/api/v1/tetragon/tetragon.pb.go +++ b/vendor/github.com/cilium/tetragon/api/v1/tetragon/tetragon.pb.go @@ -51,6 +51,12 @@ const ( KprobeAction_KPROBE_ACTION_NOPOST KprobeAction = 9 // Signal action sends specified signal to the process. KprobeAction_KPROBE_ACTION_SIGNAL KprobeAction = 10 + // TrackSock action tracks socket. + KprobeAction_KPROBE_ACTION_TRACKSOCK KprobeAction = 11 + // UntrackSock action un-tracks socket. + KprobeAction_KPROBE_ACTION_UNTRACKSOCK KprobeAction = 12 + // NotifyKiller action notifies killer sensor. + KprobeAction_KPROBE_ACTION_NOTIFYKILLER KprobeAction = 13 ) // Enum value maps for KprobeAction. @@ -67,19 +73,25 @@ var ( 8: "KPROBE_ACTION_DNSLOOKUP", 9: "KPROBE_ACTION_NOPOST", 10: "KPROBE_ACTION_SIGNAL", + 11: "KPROBE_ACTION_TRACKSOCK", + 12: "KPROBE_ACTION_UNTRACKSOCK", + 13: "KPROBE_ACTION_NOTIFYKILLER", } KprobeAction_value = map[string]int32{ - "KPROBE_ACTION_UNKNOWN": 0, - "KPROBE_ACTION_POST": 1, - "KPROBE_ACTION_FOLLOWFD": 2, - "KPROBE_ACTION_SIGKILL": 3, - "KPROBE_ACTION_UNFOLLOWFD": 4, - "KPROBE_ACTION_OVERRIDE": 5, - "KPROBE_ACTION_COPYFD": 6, - "KPROBE_ACTION_GETURL": 7, - "KPROBE_ACTION_DNSLOOKUP": 8, - "KPROBE_ACTION_NOPOST": 9, - "KPROBE_ACTION_SIGNAL": 10, + "KPROBE_ACTION_UNKNOWN": 0, + "KPROBE_ACTION_POST": 1, + "KPROBE_ACTION_FOLLOWFD": 2, + "KPROBE_ACTION_SIGKILL": 3, + "KPROBE_ACTION_UNFOLLOWFD": 4, + "KPROBE_ACTION_OVERRIDE": 5, + "KPROBE_ACTION_COPYFD": 6, + "KPROBE_ACTION_GETURL": 7, + "KPROBE_ACTION_DNSLOOKUP": 8, + "KPROBE_ACTION_NOPOST": 9, + "KPROBE_ACTION_SIGNAL": 10, + "KPROBE_ACTION_TRACKSOCK": 11, + "KPROBE_ACTION_UNTRACKSOCK": 12, + "KPROBE_ACTION_NOTIFYKILLER": 13, } ) @@ -3981,7 +3993,7 @@ var file_tetragon_tetragon_proto_rawDesc = []byte{ 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x45, 0x6e, 0x74, 0x72, 0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x14, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x76, 0x61, - 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KPROBE_ACTION_SIGNAL = 10; + // TrackSock action tracks socket. + KPROBE_ACTION_TRACKSOCK = 11; + // UntrackSock action un-tracks socket. + KPROBE_ACTION_UNTRACKSOCK = 12; + // NotifyKiller action notifies killer sensor. + KPROBE_ACTION_NOTIFYKILLER = 13; } message ProcessKprobe {