probes: improve probes by having specific getters #3710
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rafaeldtinoco
commented
Nov 27, 2023
rafaeldtinoco
commented
Nov 27, 2023
geyslan
approved these changes
Nov 27, 2023
| currProbe := t.probes.GetProbeByHandle(depProbes.GetHandle()) | ||
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| name := "" | ||
| switch p := currProbe.(type) { |
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Perhaps to assign and check the coercion for errors before the switch?
| // Only k[ret]probes may use ftrace | ||
| if kprobesOnly { | ||
| switch p.GetProbeType() { | ||
| case probes.KProbe, probes.KretProbe: |
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it's a no-op case, perhaps a comment to make it evident?
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One may debug self loaded function by using:
For example:
{"L":"DEBUG","T":"2023-11-27T02:18:44.440-0300","M":"self loaded program","event":"do_init_module","program":"trace_do_init_module","origin":"ebpf:pkg/ebpf/tracee.go:1569","calls":"(*Tracee).getSelfLoadedPrograms.func1() < (*Tracee).getSelfLoadedPrograms() < (*Tracee).invokeInitEvents() < (*Tracee).processEvents()"} {"L":"DEBUG","T":"2023-11-27T02:18:44.440-0300","M":"self loaded program","event":"do_init_module","program":"trace_ret_do_init_module","origin":"ebpf:pkg/ebpf/tracee.go:1569","calls":"(*Tracee).getSelfLoadedPrograms.func1() < (*Tracee).getSelfLoadedPrograms() < (*Tracee).invokeInitEvents() < (*Tracee).processEvents()"}