Method Message

pkg/monitor/datapath_debug.go:282–423

Message returns the debug message in a human-readable format

(linkMonitor getters.LinkGetter)

// Message returns the debug message in a human-readable format
func (n *DebugMsg) Message(linkMonitor getters.LinkGetter) string {
	switch n.SubType {
	case DbgGeneric:
		return fmt.Sprintf("No message, arg1=%d (%#x) arg2=%d (%#x)", n.Arg1, n.Arg1, n.Arg2, n.Arg2)
	case DbgLocalDelivery:
		return fmt.Sprintf("Attempting local delivery for container id %d from seclabel %d", n.Arg1, n.Arg2)
	case DbgEncap:
		return fmt.Sprintf("Encapsulating to node %d (%#x) from seclabel %d", n.Arg1, n.Arg1, n.Arg2)
	case DbgLxcFound:
		var ifname string
		if linkMonitor != nil {
			ifname = linkMonitor.Name(n.Arg1)
		}
		return fmt.Sprintf("Local container found ifindex %s seclabel %d", ifname, byteorder.NetworkToHost16(uint16(n.Arg2)))
	case DbgPolicyDenied:
		return fmt.Sprintf("Policy evaluation would deny packet from %d to %d", n.Arg1, n.Arg2)
	case DbgCtLookup:
		return fmt.Sprintf("CT lookup: %s", ctInfo(n.Arg1, n.Arg2))
	case DbgCtLookupRev:
		return fmt.Sprintf("CT reverse lookup: %s", ctInfo(n.Arg1, n.Arg2))
	case DbgCtLookup4:
		return fmt.Sprintf("CT lookup address: %s", ip4Str(n.Arg1))
	case DbgCtMatch:
		return fmt.Sprintf("CT entry found lifetime=%d, %s", n.Arg1,
			verdictInfo(n.Arg2))
	case DbgCtCreated:
		return fmt.Sprintf("CT created 1/2: %s %s",
			ctInfo(n.Arg1, n.Arg2), verdictInfo(n.Arg3))
	case DbgCtCreated2:
		return fmt.Sprintf("CT created 2/2: %s revnat=%d", ip4Str(n.Arg1), byteorder.NetworkToHost16(uint16(n.Arg2)))
	case DbgCtVerdict:
		return fmt.Sprintf("CT verdict: %s, %s",
			ctState(n.Arg1), verdictInfo(n.Arg2))
	case DbgIcmp6Handle:
		return fmt.Sprintf("Handling ICMPv6 type=%d", n.Arg1)
	case DbgIcmp6Request:
		return fmt.Sprintf("ICMPv6 echo request for router offset=%d", n.Arg1)
	case DbgIcmp6Ns:
		return fmt.Sprintf("ICMPv6 neighbour soliciation for address %x:%x", n.Arg1, n.Arg2)
	case DbgIcmp6TimeExceeded:
		return "Sending ICMPv6 time exceeded"
	case DbgDecap:
		return fmt.Sprintf("Tunnel decap: id=%d flowlabel=%x", n.Arg1, n.Arg2)
	case DbgPortMap:
		return fmt.Sprintf("Mapping port from=%d to=%d", n.Arg1, n.Arg2)
	case DbgErrorRet:
		return fmt.Sprintf("BPF function %d returned error %d", n.Arg1, n.Arg2)
	case DbgToHost:
		return fmt.Sprintf("Going to host, policy-skip=%d", n.Arg1)
	case DbgToStack:
		return fmt.Sprintf("Going to the stack, policy-skip=%d", n.Arg1)
	case DbgPktHash:
		return fmt.Sprintf("Packet hash=%d (%#x), selected_service=%d", n.Arg1, n.Arg1, n.Arg2)
	case DbgRRBackendSlotSel:
		return fmt.Sprintf("RR backend slot selection hash=%d (%#x), selected_service=%d", n.Arg1, n.Arg1, n.Arg2)
	case DbgLb6LookupFrontend:
		return fmt.Sprintf("Frontend service lookup, addr.p4=%x key.dport=%d", n.Arg1, byteorder.NetworkToHost16(uint16(n.Arg2)))
	case DbgLb6LookupFrontendFail: